diff --git a/.mailmap b/.mailmap index 7e6c5334c337ae0c792a36ec5a2e9309b4128061..90c0aefc276d4c2444098fba232e3f8e2f200ae0 100644 --- a/.mailmap +++ b/.mailmap @@ -33,6 +33,7 @@ Björn Steinbrink Brian Avery Brian King Christoph Hellwig +Christophe Ricard Corey Minyard Damian Hobson-Garcia David Brownell diff --git a/Documentation/ABI/testing/sysfs-platform-i2c-demux-pinctrl b/Documentation/ABI/testing/sysfs-platform-i2c-demux-pinctrl index 7ac7d7262bb718f7d9e1d5e60c14491a4d7e7db0..3c3514815cd53bada6852068370d7cd193be9293 100644 --- a/Documentation/ABI/testing/sysfs-platform-i2c-demux-pinctrl +++ b/Documentation/ABI/testing/sysfs-platform-i2c-demux-pinctrl @@ -1,23 +1,18 @@ -What: /sys/devices/platform//cur_master +What: /sys/devices/platform//available_masters Date: January 2016 KernelVersion: 4.6 Contact: Wolfram Sang Description: + Reading the file will give you a list of masters which can be + selected for a demultiplexed bus. The format is + ":". Example from a Renesas Lager board: -This file selects the active I2C master for a demultiplexed bus. + 0:/i2c@e6500000 1:/i2c@e6508000 -Write 0 there for the first master, 1 for the second etc. Reading the file will -give you a list with the active master marked. Example from a Renesas Lager -board: - -root@Lager:~# cat /sys/devices/platform/i2c@8/cur_master -* 0 - /i2c@9 - 1 - /i2c@e6520000 - 2 - /i2c@e6530000 - -root@Lager:~# echo 2 > /sys/devices/platform/i2c@8/cur_master - -root@Lager:~# cat /sys/devices/platform/i2c@8/cur_master - 0 - /i2c@9 - 1 - /i2c@e6520000 -* 2 - /i2c@e6530000 +What: /sys/devices/platform//current_master +Date: January 2016 +KernelVersion: 4.6 +Contact: Wolfram Sang +Description: + This file selects/shows the active I2C master for a demultiplexed + bus. It uses the value from the file 'available_masters'. diff --git a/Documentation/devicetree/bindings/clock/qca,ath79-pll.txt b/Documentation/devicetree/bindings/clock/qca,ath79-pll.txt index e0fc2c11dd00bb9bc903b746b709829b3108bc9d..241fb0545b9eebce2bd70277d44fcffd77365a28 100644 --- a/Documentation/devicetree/bindings/clock/qca,ath79-pll.txt +++ b/Documentation/devicetree/bindings/clock/qca,ath79-pll.txt @@ -3,7 +3,7 @@ Binding for Qualcomm Atheros AR7xxx/AR9XXX PLL controller The PPL controller provides the 3 main clocks of the SoC: CPU, DDR and AHB. Required Properties: -- compatible: has to be "qca,-cpu-intc" and one of the following +- compatible: has to be "qca,-pll" and one of the following fallbacks: - "qca,ar7100-pll" - "qca,ar7240-pll" @@ -21,8 +21,8 @@ Optional properties: Example: - memory-controller@18050000 { - compatible = "qca,ar9132-ppl", "qca,ar9130-pll"; + pll-controller@18050000 { + compatible = "qca,ar9132-pll", "qca,ar9130-pll"; reg = <0x18050000 0x20>; clock-names = "ref"; diff --git a/Documentation/devicetree/bindings/pinctrl/img,pistachio-pinctrl.txt b/Documentation/devicetree/bindings/pinctrl/img,pistachio-pinctrl.txt index 08a4a32c8eb0db76b533259db2c740316e32a9a3..0326154c792548997457fe6f3252867bbd19a6b4 100644 --- a/Documentation/devicetree/bindings/pinctrl/img,pistachio-pinctrl.txt +++ b/Documentation/devicetree/bindings/pinctrl/img,pistachio-pinctrl.txt @@ -134,12 +134,12 @@ mfio80 ddr_debug, mips_trace_data, mips_debug mfio81 dreq0, mips_trace_data, eth_debug mfio82 dreq1, mips_trace_data, eth_debug mfio83 mips_pll_lock, mips_trace_data, usb_debug -mfio84 sys_pll_lock, mips_trace_data, usb_debug -mfio85 wifi_pll_lock, mips_trace_data, sdhost_debug -mfio86 bt_pll_lock, mips_trace_data, sdhost_debug -mfio87 rpu_v_pll_lock, dreq2, socif_debug -mfio88 rpu_l_pll_lock, dreq3, socif_debug -mfio89 audio_pll_lock, dreq4, dreq5 +mfio84 audio_pll_lock, mips_trace_data, usb_debug +mfio85 rpu_v_pll_lock, mips_trace_data, sdhost_debug +mfio86 rpu_l_pll_lock, mips_trace_data, sdhost_debug +mfio87 sys_pll_lock, dreq2, socif_debug +mfio88 wifi_pll_lock, dreq3, socif_debug +mfio89 bt_pll_lock, dreq4, dreq5 tck trstn tdi diff --git a/Documentation/devicetree/bindings/pinctrl/meson,pinctrl.txt b/Documentation/devicetree/bindings/pinctrl/meson,pinctrl.txt index 3f6a524cc5ffce28dddb0f2d9e0717098ec6a5a9..32f4a2d6d0b31dc76d458e854c51375c291ea3b0 100644 --- a/Documentation/devicetree/bindings/pinctrl/meson,pinctrl.txt +++ b/Documentation/devicetree/bindings/pinctrl/meson,pinctrl.txt @@ -1,13 +1,16 @@ == Amlogic Meson pinmux controller == Required properties for the root node: - - compatible: "amlogic,meson8-pinctrl" or "amlogic,meson8b-pinctrl" + - compatible: one of "amlogic,meson8-cbus-pinctrl" + "amlogic,meson8b-cbus-pinctrl" + "amlogic,meson8-aobus-pinctrl" + "amlogic,meson8b-aobus-pinctrl" - reg: address and size of registers controlling irq functionality === GPIO sub-nodes === -The 2 power domains of the controller (regular and always-on) are -represented as sub-nodes and each of them acts as a GPIO controller. +The GPIO bank for the controller is represented as a sub-node and it acts as a +GPIO controller. Required properties for sub-nodes are: - reg: should contain address and size for mux, pull-enable, pull and @@ -18,10 +21,6 @@ Required properties for sub-nodes are: - gpio-controller: identifies the node as a gpio controller - #gpio-cells: must be 2 -Valid sub-node names are: - - "banks" for the regular domain - - "ao-bank" for the always-on domain - === Other sub-nodes === Child nodes without the "gpio-controller" represent some desired @@ -45,7 +44,7 @@ pinctrl-bindings.txt === Example === pinctrl: pinctrl@c1109880 { - compatible = "amlogic,meson8-pinctrl"; + compatible = "amlogic,meson8-cbus-pinctrl"; reg = <0xc1109880 0x10>; #address-cells = <1>; #size-cells = <1>; @@ -61,15 +60,6 @@ pinctrl-bindings.txt #gpio-cells = <2>; }; - gpio_ao: ao-bank@c1108030 { - reg = <0xc8100014 0x4>, - <0xc810002c 0x4>, - <0xc8100024 0x8>; - reg-names = "mux", "pull", "gpio"; - gpio-controller; - #gpio-cells = <2>; - }; - nand { mux { groups = "nand_io", "nand_io_ce0", "nand_io_ce1", @@ -79,18 +69,4 @@ pinctrl-bindings.txt function = "nand"; }; }; - - uart_ao_a { - mux { - groups = "uart_tx_ao_a", "uart_rx_ao_a", - "uart_cts_ao_a", "uart_rts_ao_a"; - function = "uart_ao"; - }; - - conf { - pins = "GPIOAO_0", "GPIOAO_1", - "GPIOAO_2", "GPIOAO_3"; - bias-disable; - }; - }; }; diff --git a/Documentation/filesystems/cramfs.txt b/Documentation/filesystems/cramfs.txt index 31f53f0ab95754a62e5aad6f08e73e3d2715cfac..4006298f670700b1da158616df1718dde422ef48 100644 --- a/Documentation/filesystems/cramfs.txt +++ b/Documentation/filesystems/cramfs.txt @@ -38,7 +38,7 @@ the update lasts only as long as the inode is cached in memory, after which the timestamp reverts to 1970, i.e. moves backwards in time. Currently, cramfs must be written and read with architectures of the -same endianness, and can be read only by kernels with PAGE_CACHE_SIZE +same endianness, and can be read only by kernels with PAGE_SIZE == 4096. At least the latter of these is a bug, but it hasn't been decided what the best fix is. For the moment if you have larger pages you can just change the #define in mkcramfs.c, so long as you don't diff --git a/Documentation/filesystems/tmpfs.txt b/Documentation/filesystems/tmpfs.txt index d392e1505f170b1c6c6e828c37388b2443a38b89..d9c11d25bf02132bebeeceb1b5c2c7e04901d4c7 100644 --- a/Documentation/filesystems/tmpfs.txt +++ b/Documentation/filesystems/tmpfs.txt @@ -60,7 +60,7 @@ size: The limit of allocated bytes for this tmpfs instance. The default is half of your physical RAM without swap. If you oversize your tmpfs instances the machine will deadlock since the OOM handler will not be able to free that memory. -nr_blocks: The same as size, but in blocks of PAGE_CACHE_SIZE. +nr_blocks: The same as size, but in blocks of PAGE_SIZE. nr_inodes: The maximum number of inodes for this instance. The default is half of the number of your physical RAM pages, or (on a machine with highmem) the number of lowmem RAM pages, diff --git a/Documentation/filesystems/vfs.txt b/Documentation/filesystems/vfs.txt index b02a7d598258542e890eae7ab3b4b4503db251e2..4164bd6397a28efc94f5fc3ff3cd22369d84f4d3 100644 --- a/Documentation/filesystems/vfs.txt +++ b/Documentation/filesystems/vfs.txt @@ -708,9 +708,9 @@ struct address_space_operations { from the address space. This generally corresponds to either a truncation, punch hole or a complete invalidation of the address space (in the latter case 'offset' will always be 0 and 'length' - will be PAGE_CACHE_SIZE). Any private data associated with the page + will be PAGE_SIZE). Any private data associated with the page should be updated to reflect this truncation. If offset is 0 and - length is PAGE_CACHE_SIZE, then the private data should be released, + length is PAGE_SIZE, then the private data should be released, because the page must be able to be completely discarded. This may be done by calling the ->releasepage function, but in this case the release MUST succeed. diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt index ecc74fa4bfde8a55d9fee00d96ae5ae4123560e9..0b3de80ec8f69c1aef9dfaa59fb86c14395ba43e 100644 --- a/Documentation/kernel-parameters.txt +++ b/Documentation/kernel-parameters.txt @@ -4077,6 +4077,8 @@ bytes respectively. Such letter suffixes can also be entirely omitted. sector if the number is odd); i = IGNORE_DEVICE (don't bind to this device); + j = NO_REPORT_LUNS (don't use report luns + command, uas only); l = NOT_LOCKABLE (don't try to lock and unlock ejectable media); m = MAX_SECTORS_64 (don't transfer more diff --git a/Documentation/networking/switchdev.txt b/Documentation/networking/switchdev.txt index fad63136ee3eb8ecf5ad013da54b4013fc9c6e10..2f659129694bd59e685792abb568e80ad477e7da 100644 --- a/Documentation/networking/switchdev.txt +++ b/Documentation/networking/switchdev.txt @@ -386,7 +386,7 @@ used. First phase is to "prepare" anything needed, including various checks, memory allocation, etc. The goal is to handle the stuff that is not unlikely to fail here. The second phase is to "commit" the actual changes. -Switchdev provides an inftrastructure for sharing items (for example memory +Switchdev provides an infrastructure for sharing items (for example memory allocations) between the two phases. The object created by a driver in "prepare" phase and it is queued up by: diff --git a/Documentation/power/runtime_pm.txt b/Documentation/power/runtime_pm.txt index 7328cf85236c2b2bc5a4c078dc9f81f2e3febd11..1fd1fbe9ce95adf9b37109cfea9833d586fcfffe 100644 --- a/Documentation/power/runtime_pm.txt +++ b/Documentation/power/runtime_pm.txt @@ -586,6 +586,10 @@ drivers to make their ->remove() callbacks avoid races with runtime PM directly, but also it allows of more flexibility in the handling of devices during the removal of their drivers. +Drivers in ->remove() callback should undo the runtime PM changes done +in ->probe(). Usually this means calling pm_runtime_disable(), +pm_runtime_dont_use_autosuspend() etc. + The user space can effectively disallow the driver of the device to power manage it at run time by changing the value of its /sys/devices/.../power/control attribute to "on", which causes pm_runtime_forbid() to be called. In principle, diff --git a/Documentation/usb/gadget_multi.txt b/Documentation/usb/gadget_multi.txt index 7d66a8636cb5d16530194445d9000b2d9064197e..5faf514047e9f8f9c52d5a1549221cccc0090a45 100644 --- a/Documentation/usb/gadget_multi.txt +++ b/Documentation/usb/gadget_multi.txt @@ -43,7 +43,7 @@ For the gadget two work under Windows two conditions have to be met: First of all, Windows need to detect the gadget as an USB composite gadget which on its own have some conditions[4]. If they are met, Windows lets USB Generic Parent Driver[5] handle the device which then -tries to much drivers for each individual interface (sort of, don't +tries to match drivers for each individual interface (sort of, don't get into too many details). The good news is: you do not have to worry about most of the diff --git a/MAINTAINERS b/MAINTAINERS index 378ebfff2d1ff56c1f5c4e3a63db9cab5fa87e54..1d5b4becab6f9a1d3272dc950a16665590e8b6a0 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -4302,7 +4302,7 @@ F: drivers/net/ethernet/agere/ ETHERNET BRIDGE M: Stephen Hemminger -L: bridge@lists.linux-foundation.org +L: bridge@lists.linux-foundation.org (moderated for non-subscribers) L: netdev@vger.kernel.org W: http://www.linuxfoundation.org/en/Net:Bridge S: Maintained @@ -5042,6 +5042,7 @@ F: include/linux/hw_random.h HARDWARE SPINLOCK CORE M: Ohad Ben-Cohen M: Bjorn Andersson +L: linux-remoteproc@vger.kernel.org S: Maintained T: git git://git.kernel.org/pub/scm/linux/kernel/git/ohad/hwspinlock.git F: Documentation/hwspinlock.txt @@ -5750,7 +5751,7 @@ R: Don Skidmore R: Bruce Allan R: John Ronciak R: Mitch Williams -L: intel-wired-lan@lists.osuosl.org +L: intel-wired-lan@lists.osuosl.org (moderated for non-subscribers) W: http://www.intel.com/support/feedback.htm W: http://e1000.sourceforge.net/ Q: http://patchwork.ozlabs.org/project/intel-wired-lan/list/ @@ -6251,8 +6252,8 @@ S: Maintained F: tools/testing/selftests KERNEL VIRTUAL MACHINE (KVM) -M: Gleb Natapov M: Paolo Bonzini +M: Radim Krčmář L: kvm@vger.kernel.org W: http://www.linux-kvm.org T: git git://git.kernel.org/pub/scm/virt/kvm/kvm.git @@ -6402,7 +6403,7 @@ KPROBES M: Ananth N Mavinakayanahalli M: Anil S Keshavamurthy M: "David S. Miller" -M: Masami Hiramatsu +M: Masami Hiramatsu S: Maintained F: Documentation/kprobes.txt F: include/linux/kprobes.h @@ -7575,7 +7576,7 @@ F: drivers/infiniband/hw/nes/ NETEM NETWORK EMULATOR M: Stephen Hemminger -L: netem@lists.linux-foundation.org +L: netem@lists.linux-foundation.org (moderated for non-subscribers) S: Maintained F: net/sched/sch_netem.c @@ -8253,7 +8254,7 @@ F: Documentation/filesystems/overlayfs.txt ORANGEFS FILESYSTEM M: Mike Marshall -L: pvfs2-developers@beowulf-underground.org +L: pvfs2-developers@beowulf-underground.org (subscribers-only) T: git git://git.kernel.org/pub/scm/linux/kernel/git/hubcap/linux.git S: Supported F: fs/orangefs/ @@ -8711,6 +8712,8 @@ F: drivers/pinctrl/sh-pfc/ PIN CONTROLLER - SAMSUNG M: Tomasz Figa +M: Krzysztof Kozlowski +M: Sylwester Nawrocki L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers) L: linux-samsung-soc@vger.kernel.org (moderated for non-subscribers) S: Maintained @@ -9139,6 +9142,13 @@ T: git git://github.com/KrasnikovEugene/wcn36xx.git S: Supported F: drivers/net/wireless/ath/wcn36xx/ +QEMU MACHINE EMULATOR AND VIRTUALIZER SUPPORT +M: Gabriel Somlo +M: "Michael S. Tsirkin" +L: qemu-devel@nongnu.org +S: Maintained +F: drivers/firmware/qemu_fw_cfg.c + RADOS BLOCK DEVICE (RBD) M: Ilya Dryomov M: Sage Weil @@ -9314,6 +9324,7 @@ F: include/linux/regmap.h REMOTE PROCESSOR (REMOTEPROC) SUBSYSTEM M: Ohad Ben-Cohen M: Bjorn Andersson +L: linux-remoteproc@vger.kernel.org T: git git://git.kernel.org/pub/scm/linux/kernel/git/ohad/remoteproc.git S: Maintained F: drivers/remoteproc/ @@ -9323,6 +9334,7 @@ F: include/linux/remoteproc.h REMOTE PROCESSOR MESSAGING (RPMSG) SUBSYSTEM M: Ohad Ben-Cohen M: Bjorn Andersson +L: linux-remoteproc@vger.kernel.org T: git git://git.kernel.org/pub/scm/linux/kernel/git/ohad/rpmsg.git S: Maintained F: drivers/rpmsg/ @@ -10583,6 +10595,14 @@ L: linux-tegra@vger.kernel.org S: Maintained F: drivers/staging/nvec/ +STAGING - OLPC SECONDARY DISPLAY CONTROLLER (DCON) +M: Jens Frederich +M: Daniel Drake +M: Jon Nettleton +W: http://wiki.laptop.org/go/DCON +S: Maintained +F: drivers/staging/olpc_dcon/ + STAGING - REALTEK RTL8712U DRIVERS M: Larry Finger M: Florian Schilhabel . @@ -12202,9 +12222,9 @@ S: Maintained F: drivers/media/tuners/tuner-xc2028.* XEN HYPERVISOR INTERFACE -M: Konrad Rzeszutek Wilk M: Boris Ostrovsky M: David Vrabel +M: Juergen Gross L: xen-devel@lists.xenproject.org (moderated for non-subscribers) T: git git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip.git S: Supported @@ -12216,16 +12236,16 @@ F: include/xen/ F: include/uapi/xen/ XEN HYPERVISOR ARM -M: Stefano Stabellini +M: Stefano Stabellini L: xen-devel@lists.xenproject.org (moderated for non-subscribers) -S: Supported +S: Maintained F: arch/arm/xen/ F: arch/arm/include/asm/xen/ XEN HYPERVISOR ARM64 -M: Stefano Stabellini +M: Stefano Stabellini L: xen-devel@lists.xenproject.org (moderated for non-subscribers) -S: Supported +S: Maintained F: arch/arm64/xen/ F: arch/arm64/include/asm/xen/ diff --git a/Makefile b/Makefile index 916b26e999d8f15190afd6136bf0b357eb658c28..873411873c036622755caf194037d5e6b2ba17bc 100644 --- a/Makefile +++ b/Makefile @@ -1,7 +1,7 @@ VERSION = 4 PATCHLEVEL = 6 SUBLEVEL = 0 -EXTRAVERSION = -rc1 +EXTRAVERSION = -rc4 NAME = Blurry Fish Butt # *DOCUMENTATION* diff --git a/arch/arc/Kconfig b/arch/arc/Kconfig index 208aae071b378550fa47ade47332ec9351f62e43..12d0284a46e54a6cc74edde0fb5956924673a183 100644 --- a/arch/arc/Kconfig +++ b/arch/arc/Kconfig @@ -593,7 +593,6 @@ config PCI_SYSCALL def_bool PCI source "drivers/pci/Kconfig" -source "drivers/pci/pcie/Kconfig" endmenu diff --git a/arch/arc/boot/dts/axs10x_mb.dtsi b/arch/arc/boot/dts/axs10x_mb.dtsi index ab5d5701e11d448200d3010df229c9f5f57875d9..44a578c10732cd1ab79558415e3c66f6825c98bd 100644 --- a/arch/arc/boot/dts/axs10x_mb.dtsi +++ b/arch/arc/boot/dts/axs10x_mb.dtsi @@ -47,14 +47,6 @@ ethernet@0x18000 { clocks = <&apbclk>; clock-names = "stmmaceth"; max-speed = <100>; - mdio0 { - #address-cells = <1>; - #size-cells = <0>; - compatible = "snps,dwmac-mdio"; - phy1: ethernet-phy@1 { - reg = <1>; - }; - }; }; ehci@0x40000 { diff --git a/arch/arc/configs/axs103_defconfig b/arch/arc/configs/axs103_defconfig index f8b396c9aedb77e23da95d5cd10c0272102b13fe..491b3b5f22bdcad4e787f9770448de4544241a53 100644 --- a/arch/arc/configs/axs103_defconfig +++ b/arch/arc/configs/axs103_defconfig @@ -42,6 +42,7 @@ CONFIG_DEVTMPFS=y # CONFIG_STANDALONE is not set # CONFIG_PREVENT_FIRMWARE_BUILD is not set # CONFIG_FIRMWARE_IN_KERNEL is not set +CONFIG_BLK_DEV_LOOP=y CONFIG_SCSI=y CONFIG_BLK_DEV_SD=y CONFIG_NETDEVICES=y diff --git a/arch/arc/configs/axs103_smp_defconfig b/arch/arc/configs/axs103_smp_defconfig index 56128ea2b748783a5f0011a62cca2c6f5c9f7218..b25ee73b2e79a7967bfe9c31b0949ff9ece52b4d 100644 --- a/arch/arc/configs/axs103_smp_defconfig +++ b/arch/arc/configs/axs103_smp_defconfig @@ -43,6 +43,7 @@ CONFIG_DEVTMPFS=y # CONFIG_STANDALONE is not set # CONFIG_PREVENT_FIRMWARE_BUILD is not set # CONFIG_FIRMWARE_IN_KERNEL is not set +CONFIG_BLK_DEV_LOOP=y CONFIG_SCSI=y CONFIG_BLK_DEV_SD=y CONFIG_NETDEVICES=y diff --git a/arch/arc/include/asm/fb.h b/arch/arc/include/asm/fb.h new file mode 100644 index 0000000000000000000000000000000000000000..bd3f68c9ddfcaa25c6320dcc3eb0c8f3afcb0fa1 --- /dev/null +++ b/arch/arc/include/asm/fb.h @@ -0,0 +1,19 @@ +#ifndef _ASM_FB_H_ +#define _ASM_FB_H_ + +#include +#include +#include + +static inline void fb_pgprotect(struct file *file, struct vm_area_struct *vma, + unsigned long off) +{ + vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot); +} + +static inline int fb_is_primary_device(struct fb_info *info) +{ + return 0; +} + +#endif /* _ASM_FB_H_ */ diff --git a/arch/arc/mm/cache.c b/arch/arc/mm/cache.c index d7709e3930a3dcaaa848affcb65d65ad946f1c8e..9e5eddbb856f1f32dd25f4b13132dd527725249c 100644 --- a/arch/arc/mm/cache.c +++ b/arch/arc/mm/cache.c @@ -628,7 +628,7 @@ void flush_dcache_page(struct page *page) /* kernel reading from page with U-mapping */ phys_addr_t paddr = (unsigned long)page_address(page); - unsigned long vaddr = page->index << PAGE_CACHE_SHIFT; + unsigned long vaddr = page->index << PAGE_SHIFT; if (addr_not_cache_congruent(paddr, vaddr)) __flush_dcache_page(paddr, vaddr); diff --git a/arch/arm/boot/dts/am335x-baltos-ir5221.dts b/arch/arm/boot/dts/am335x-baltos-ir5221.dts index 6c667fb3544923fb32704bdf4c22ff587c016f5d..4e28d87e935637140af712abf5a661f338437db9 100644 --- a/arch/arm/boot/dts/am335x-baltos-ir5221.dts +++ b/arch/arm/boot/dts/am335x-baltos-ir5221.dts @@ -470,9 +470,12 @@ &davinci_mdio { }; &cpsw_emac0 { - phy_id = <&davinci_mdio>, <0>; phy-mode = "rmii"; dual_emac_res_vlan = <1>; + fixed-link { + speed = <100>; + full-duplex; + }; }; &cpsw_emac1 { diff --git a/arch/arm/boot/dts/am4372.dtsi b/arch/arm/boot/dts/am4372.dtsi index 6e4f5af3d8f8b607bc0bce45cd419169b0f7945d..344b861a55a5bc6f9652ec1dce8fcb22ad256042 100644 --- a/arch/arm/boot/dts/am4372.dtsi +++ b/arch/arm/boot/dts/am4372.dtsi @@ -207,7 +207,7 @@ edma: edma@49000000 { ti,tptcs = <&edma_tptc0 7>, <&edma_tptc1 5>, <&edma_tptc2 0>; - ti,edma-memcpy-channels = <32 33>; + ti,edma-memcpy-channels = <58 59>; }; edma_tptc0: tptc@49800000 { diff --git a/arch/arm/boot/dts/am43x-epos-evm.dts b/arch/arm/boot/dts/am43x-epos-evm.dts index 83dfafaaba1bc019fab7432c8003930c7f8ae1e6..d5dd72047a7ed4a4ea102a571085a2e58c47c0b6 100644 --- a/arch/arm/boot/dts/am43x-epos-evm.dts +++ b/arch/arm/boot/dts/am43x-epos-evm.dts @@ -794,3 +794,8 @@ &mcasp1 { tx-num-evt = <32>; rx-num-evt = <32>; }; + +&synctimer_32kclk { + assigned-clocks = <&mux_synctimer32k_ck>; + assigned-clock-parents = <&clkdiv32k_ick>; +}; diff --git a/arch/arm/boot/dts/armada-385-linksys.dtsi b/arch/arm/boot/dts/armada-385-linksys.dtsi index 3710755c6d76b52fe339ea8f8f71d7dd8a1dc0ec..85d2c377c3322f6be3a612d85661534771896153 100644 --- a/arch/arm/boot/dts/armada-385-linksys.dtsi +++ b/arch/arm/boot/dts/armada-385-linksys.dtsi @@ -117,7 +117,7 @@ sata@a8000 { }; /* USB part of the eSATA/USB 2.0 port */ - usb@50000 { + usb@58000 { status = "okay"; }; diff --git a/arch/arm/boot/dts/meson8.dtsi b/arch/arm/boot/dts/meson8.dtsi index a2ddcb8c545a01ebdcc86d3c011e348f5295619b..45619f6162c56a6260b7d832678b4cc94b019de0 100644 --- a/arch/arm/boot/dts/meson8.dtsi +++ b/arch/arm/boot/dts/meson8.dtsi @@ -91,8 +91,8 @@ clk81: clk@0 { clock-frequency = <141666666>; }; - pinctrl: pinctrl@c1109880 { - compatible = "amlogic,meson8-pinctrl"; + pinctrl_cbus: pinctrl@c1109880 { + compatible = "amlogic,meson8-cbus-pinctrl"; reg = <0xc1109880 0x10>; #address-cells = <1>; #size-cells = <1>; @@ -108,29 +108,6 @@ gpio: banks@c11080b0 { #gpio-cells = <2>; }; - gpio_ao: ao-bank@c1108030 { - reg = <0xc8100014 0x4>, - <0xc810002c 0x4>, - <0xc8100024 0x8>; - reg-names = "mux", "pull", "gpio"; - gpio-controller; - #gpio-cells = <2>; - }; - - uart_ao_a_pins: uart_ao_a { - mux { - groups = "uart_tx_ao_a", "uart_rx_ao_a"; - function = "uart_ao"; - }; - }; - - i2c_ao_pins: i2c_mst_ao { - mux { - groups = "i2c_mst_sck_ao", "i2c_mst_sda_ao"; - function = "i2c_mst_ao"; - }; - }; - spi_nor_pins: nor { mux { groups = "nor_d", "nor_q", "nor_c", "nor_cs"; @@ -157,4 +134,34 @@ mux { }; }; + pinctrl_aobus: pinctrl@c8100084 { + compatible = "amlogic,meson8-aobus-pinctrl"; + reg = <0xc8100084 0xc>; + #address-cells = <1>; + #size-cells = <1>; + ranges; + + gpio_ao: ao-bank@c1108030 { + reg = <0xc8100014 0x4>, + <0xc810002c 0x4>, + <0xc8100024 0x8>; + reg-names = "mux", "pull", "gpio"; + gpio-controller; + #gpio-cells = <2>; + }; + + uart_ao_a_pins: uart_ao_a { + mux { + groups = "uart_tx_ao_a", "uart_rx_ao_a"; + function = "uart_ao"; + }; + }; + + i2c_ao_pins: i2c_mst_ao { + mux { + groups = "i2c_mst_sck_ao", "i2c_mst_sda_ao"; + function = "i2c_mst_ao"; + }; + }; + }; }; /* end of / */ diff --git a/arch/arm/boot/dts/meson8b.dtsi b/arch/arm/boot/dts/meson8b.dtsi index 8bad5571af461e86cabc9fe708db6865d0a95774..2bfe401a4da9181a8e029b9a073609ea5856c7fc 100644 --- a/arch/arm/boot/dts/meson8b.dtsi +++ b/arch/arm/boot/dts/meson8b.dtsi @@ -155,8 +155,8 @@ clkc: clock-controller@c1104000 { reg = <0xc1108000 0x4>, <0xc1104000 0x460>; }; - pinctrl: pinctrl@c1109880 { - compatible = "amlogic,meson8b-pinctrl"; + pinctrl_cbus: pinctrl@c1109880 { + compatible = "amlogic,meson8b-cbus-pinctrl"; reg = <0xc1109880 0x10>; #address-cells = <1>; #size-cells = <1>; @@ -171,6 +171,14 @@ gpio: banks@c11080b0 { gpio-controller; #gpio-cells = <2>; }; + }; + + pinctrl_aobus: pinctrl@c8100084 { + compatible = "amlogic,meson8b-aobus-pinctrl"; + reg = <0xc8100084 0xc>; + #address-cells = <1>; + #size-cells = <1>; + ranges; gpio_ao: ao-bank@c1108030 { reg = <0xc8100014 0x4>, diff --git a/arch/arm/boot/dts/omap4.dtsi b/arch/arm/boot/dts/omap4.dtsi index 2bd9c83300b2bc3810da219e821f79e4385cc98d..421fe9f8a9ebd779fdf79044cde8be1b387cb0dc 100644 --- a/arch/arm/boot/dts/omap4.dtsi +++ b/arch/arm/boot/dts/omap4.dtsi @@ -70,7 +70,7 @@ local-timer@48240600 { compatible = "arm,cortex-a9-twd-timer"; clocks = <&mpu_periphclk>; reg = <0x48240600 0x20>; - interrupts = ; + interrupts = ; interrupt-parent = <&gic>; }; diff --git a/arch/arm/configs/u8500_defconfig b/arch/arm/configs/u8500_defconfig index 07055eacbb0f24a045b04bf61f923da9c7ebb43c..a691d590fbd142fcc15a8761e311dfa283ee363c 100644 --- a/arch/arm/configs/u8500_defconfig +++ b/arch/arm/configs/u8500_defconfig @@ -63,6 +63,9 @@ CONFIG_INPUT_TOUCHSCREEN=y CONFIG_TOUCHSCREEN_BU21013=y CONFIG_INPUT_MISC=y CONFIG_INPUT_AB8500_PONKEY=y +CONFIG_RMI4_CORE=y +CONFIG_RMI4_I2C=y +CONFIG_RMI4_F11=y # CONFIG_SERIO is not set CONFIG_VT_HW_CONSOLE_BINDING=y # CONFIG_LEGACY_PTYS is not set diff --git a/arch/arm/include/asm/unistd.h b/arch/arm/include/asm/unistd.h index 7b84657fba3577ea3d29ecf1b93e3267feecbb59..194b6992338920680c14c46326999791e33defa6 100644 --- a/arch/arm/include/asm/unistd.h +++ b/arch/arm/include/asm/unistd.h @@ -19,7 +19,7 @@ * This may need to be greater than __NR_last_syscall+1 in order to * account for the padding in the syscall table */ -#define __NR_syscalls (392) +#define __NR_syscalls (396) #define __ARCH_WANT_STAT64 #define __ARCH_WANT_SYS_GETHOSTNAME diff --git a/arch/arm/include/uapi/asm/unistd.h b/arch/arm/include/uapi/asm/unistd.h index 5dd2528e9e45e369d0879185291e6981dbea15e4..2cb9dc770e1d41e8867f949e1ef13e028568a3d3 100644 --- a/arch/arm/include/uapi/asm/unistd.h +++ b/arch/arm/include/uapi/asm/unistd.h @@ -418,6 +418,8 @@ #define __NR_membarrier (__NR_SYSCALL_BASE+389) #define __NR_mlock2 (__NR_SYSCALL_BASE+390) #define __NR_copy_file_range (__NR_SYSCALL_BASE+391) +#define __NR_preadv2 (__NR_SYSCALL_BASE+392) +#define __NR_pwritev2 (__NR_SYSCALL_BASE+393) /* * The following SWIs are ARM private. diff --git a/arch/arm/kernel/calls.S b/arch/arm/kernel/calls.S index dfc7cd6851ad4bbd09b11ae94ee6056f691b1fcb..703fa0f3cd8f812907b47ac7c84646ff3e3aff94 100644 --- a/arch/arm/kernel/calls.S +++ b/arch/arm/kernel/calls.S @@ -399,8 +399,10 @@ CALL(sys_execveat) CALL(sys_userfaultfd) CALL(sys_membarrier) - CALL(sys_mlock2) +/* 390 */ CALL(sys_mlock2) CALL(sys_copy_file_range) + CALL(sys_preadv2) + CALL(sys_pwritev2) #ifndef syscalls_counted .equ syscalls_padding, ((NR_syscalls + 3) & ~3) - NR_syscalls #define syscalls_counted diff --git a/arch/arm/kernel/setup.c b/arch/arm/kernel/setup.c index 139791ed473d5264682c004ea2ea7af8ddd28f5d..a28fce0bdbbe11b7a950a3a0943f8362d7124b87 100644 --- a/arch/arm/kernel/setup.c +++ b/arch/arm/kernel/setup.c @@ -430,11 +430,13 @@ static void __init patch_aeabi_idiv(void) pr_info("CPU: div instructions available: patching division code\n"); fn_addr = ((uintptr_t)&__aeabi_uidiv) & ~1; + asm ("" : "+g" (fn_addr)); ((u32 *)fn_addr)[0] = udiv_instruction(); ((u32 *)fn_addr)[1] = bx_lr_instruction(); flush_icache_range(fn_addr, fn_addr + 8); fn_addr = ((uintptr_t)&__aeabi_idiv) & ~1; + asm ("" : "+g" (fn_addr)); ((u32 *)fn_addr)[0] = sdiv_instruction(); ((u32 *)fn_addr)[1] = bx_lr_instruction(); flush_icache_range(fn_addr, fn_addr + 8); diff --git a/arch/arm/kvm/arm.c b/arch/arm/kvm/arm.c index 6accd66d26f0edb01a35df2c0628b86266301b62..dded1b763c164c029432860c9a4fb9332ba9a300 100644 --- a/arch/arm/kvm/arm.c +++ b/arch/arm/kvm/arm.c @@ -1061,15 +1061,27 @@ static void cpu_init_hyp_mode(void *dummy) kvm_arm_init_debug(); } +static void cpu_hyp_reinit(void) +{ + if (is_kernel_in_hyp_mode()) { + /* + * cpu_init_stage2() is safe to call even if the PM + * event was cancelled before the CPU was reset. + */ + cpu_init_stage2(NULL); + } else { + if (__hyp_get_vectors() == hyp_default_vectors) + cpu_init_hyp_mode(NULL); + } +} + static int hyp_init_cpu_notify(struct notifier_block *self, unsigned long action, void *cpu) { switch (action) { case CPU_STARTING: case CPU_STARTING_FROZEN: - if (__hyp_get_vectors() == hyp_default_vectors) - cpu_init_hyp_mode(NULL); - break; + cpu_hyp_reinit(); } return NOTIFY_OK; @@ -1084,9 +1096,8 @@ static int hyp_init_cpu_pm_notifier(struct notifier_block *self, unsigned long cmd, void *v) { - if (cmd == CPU_PM_EXIT && - __hyp_get_vectors() == hyp_default_vectors) { - cpu_init_hyp_mode(NULL); + if (cmd == CPU_PM_EXIT) { + cpu_hyp_reinit(); return NOTIFY_OK; } @@ -1101,10 +1112,17 @@ static void __init hyp_cpu_pm_init(void) { cpu_pm_register_notifier(&hyp_init_cpu_pm_nb); } +static void __init hyp_cpu_pm_exit(void) +{ + cpu_pm_unregister_notifier(&hyp_init_cpu_pm_nb); +} #else static inline void hyp_cpu_pm_init(void) { } +static inline void hyp_cpu_pm_exit(void) +{ +} #endif static void teardown_common_resources(void) @@ -1127,6 +1145,20 @@ static int init_subsystems(void) { int err; + /* + * Register CPU Hotplug notifier + */ + err = register_cpu_notifier(&hyp_init_cpu_nb); + if (err) { + kvm_err("Cannot register KVM init CPU notifier (%d)\n", err); + return err; + } + + /* + * Register CPU lower-power notifier + */ + hyp_cpu_pm_init(); + /* * Init HYP view of VGIC */ @@ -1166,6 +1198,8 @@ static void teardown_hyp_mode(void) free_hyp_pgds(); for_each_possible_cpu(cpu) free_page(per_cpu(kvm_arm_hyp_stack_page, cpu)); + unregister_cpu_notifier(&hyp_init_cpu_nb); + hyp_cpu_pm_exit(); } static int init_vhe_mode(void) @@ -1270,19 +1304,6 @@ static int init_hyp_mode(void) free_boot_hyp_pgd(); #endif - cpu_notifier_register_begin(); - - err = __register_cpu_notifier(&hyp_init_cpu_nb); - - cpu_notifier_register_done(); - - if (err) { - kvm_err("Cannot register HYP init CPU notifier (%d)\n", err); - goto out_err; - } - - hyp_cpu_pm_init(); - /* set size of VMID supported by CPU */ kvm_vmid_bits = kvm_get_vmid_bits(); kvm_info("%d-bit VMID\n", kvm_vmid_bits); diff --git a/arch/arm/mach-omap2/id.c b/arch/arm/mach-omap2/id.c index d85c24918c177d176fd191aa1ebcfaff5ce90f74..2abd53ae3e7a13f5801b7680ebd65464f2bede5c 100644 --- a/arch/arm/mach-omap2/id.c +++ b/arch/arm/mach-omap2/id.c @@ -669,9 +669,9 @@ void __init dra7xxx_check_revision(void) case 0: omap_revision = DRA722_REV_ES1_0; break; + case 1: default: - /* If we have no new revisions */ - omap_revision = DRA722_REV_ES1_0; + omap_revision = DRA722_REV_ES2_0; break; } break; diff --git a/arch/arm/mach-omap2/io.c b/arch/arm/mach-omap2/io.c index 3c87e40650cf374daf3083437c8ec614fdbc136e..9821be6dfd5ed95afcf996ac02d3a9da1257564a 100644 --- a/arch/arm/mach-omap2/io.c +++ b/arch/arm/mach-omap2/io.c @@ -368,6 +368,7 @@ void __init omap5_map_io(void) void __init dra7xx_map_io(void) { iotable_init(dra7xx_io_desc, ARRAY_SIZE(dra7xx_io_desc)); + omap_barriers_init(); } #endif /* diff --git a/arch/arm/mach-omap2/omap_hwmod.c b/arch/arm/mach-omap2/omap_hwmod.c index b6d62e4cdfddaf53f8d3aa7c1768b5e83255673e..2af6ff63e3b483f197d35761d43dfee90dcafe73 100644 --- a/arch/arm/mach-omap2/omap_hwmod.c +++ b/arch/arm/mach-omap2/omap_hwmod.c @@ -1416,9 +1416,7 @@ static void _enable_sysc(struct omap_hwmod *oh) (sf & SYSC_HAS_CLOCKACTIVITY)) _set_clockactivity(oh, oh->class->sysc->clockact, &v); - /* If the cached value is the same as the new value, skip the write */ - if (oh->_sysc_cache != v) - _write_sysconfig(v, oh); + _write_sysconfig(v, oh); /* * Set the autoidle bit only after setting the smartidle bit @@ -1481,7 +1479,9 @@ static void _idle_sysc(struct omap_hwmod *oh) _set_master_standbymode(oh, idlemode, &v); } - _write_sysconfig(v, oh); + /* If the cached value is the same as the new value, skip the write */ + if (oh->_sysc_cache != v) + _write_sysconfig(v, oh); } /** diff --git a/arch/arm/mach-omap2/omap_hwmod_81xx_data.c b/arch/arm/mach-omap2/omap_hwmod_81xx_data.c index 39736ad2a7548d41cc2ca078084c6e04e414bf56..df8327713d06566eeb58d8691fcc1ffc2e5952d6 100644 --- a/arch/arm/mach-omap2/omap_hwmod_81xx_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_81xx_data.c @@ -582,9 +582,11 @@ static struct omap_hwmod_ocp_if dm81xx_alwon_l3_slow__gpmc = { .user = OCP_USER_MPU, }; +/* USB needs udelay 1 after reset at least on hp t410, use 2 for margin */ static struct omap_hwmod_class_sysconfig dm81xx_usbhsotg_sysc = { .rev_offs = 0x0, .sysc_offs = 0x10, + .srst_udelay = 2, .sysc_flags = SYSC_HAS_SIDLEMODE | SYSC_HAS_MIDLEMODE | SYSC_HAS_SOFTRESET, .idlemodes = SIDLE_SMART | MSTANDBY_FORCE | MSTANDBY_SMART, diff --git a/arch/arm/mach-omap2/soc.h b/arch/arm/mach-omap2/soc.h index 70df8f6cddccbf1ad7b8372eb847c2a2bdfc755c..364418c78bf37a07151a3213fec5b8a926ecd65f 100644 --- a/arch/arm/mach-omap2/soc.h +++ b/arch/arm/mach-omap2/soc.h @@ -489,6 +489,7 @@ IS_OMAP_TYPE(3430, 0x3430) #define DRA752_REV_ES2_0 (DRA7XX_CLASS | (0x52 << 16) | (0x20 << 8)) #define DRA722_REV_ES1_0 (DRA7XX_CLASS | (0x22 << 16) | (0x10 << 8)) #define DRA722_REV_ES1_0 (DRA7XX_CLASS | (0x22 << 16) | (0x10 << 8)) +#define DRA722_REV_ES2_0 (DRA7XX_CLASS | (0x22 << 16) | (0x20 << 8)) void omap2xxx_check_revision(void); void omap3xxx_check_revision(void); diff --git a/arch/arm/mach-pxa/devices.c b/arch/arm/mach-pxa/devices.c index 913a319c7b005b0d1c5832ed57e2a1185b182543..fffb697bbf0e3aa85c3eace051a23e3015271a8b 100644 --- a/arch/arm/mach-pxa/devices.c +++ b/arch/arm/mach-pxa/devices.c @@ -1235,5 +1235,6 @@ static struct platform_device pxa2xx_pxa_dma = { void __init pxa2xx_set_dmac_info(int nb_channels, int nb_requestors) { pxa_dma_pdata.dma_channels = nb_channels; + pxa_dma_pdata.nb_requestors = nb_requestors; pxa_register_device(&pxa2xx_pxa_dma, &pxa_dma_pdata); } diff --git a/arch/arm/mach-sa1100/Kconfig b/arch/arm/mach-sa1100/Kconfig index c6f6ed1cbed08a7f0ebfa40d670ab95b7b1b2d88..36e3c79f497321f580166a7c332e714fb985537b 100644 --- a/arch/arm/mach-sa1100/Kconfig +++ b/arch/arm/mach-sa1100/Kconfig @@ -61,10 +61,7 @@ config SA1100_H3100 select MFD_IPAQ_MICRO help Say Y here if you intend to run this kernel on the Compaq iPAQ - H3100 handheld computer. Information about this machine and the - Linux port to this machine can be found at: - - + H3100 handheld computer. config SA1100_H3600 bool "Compaq iPAQ H3600/H3700" @@ -73,10 +70,7 @@ config SA1100_H3600 select MFD_IPAQ_MICRO help Say Y here if you intend to run this kernel on the Compaq iPAQ - H3600 handheld computer. Information about this machine and the - Linux port to this machine can be found at: - - + H3600 and H3700 handheld computers. config SA1100_BADGE4 bool "HP Labs BadgePAD 4" diff --git a/arch/arm/mach-uniphier/platsmp.c b/arch/arm/mach-uniphier/platsmp.c index 69141357afe81991595f81348df9f2f0964db06f..db04142f88bc3fab0519a0e21db5ed0a022c19c7 100644 --- a/arch/arm/mach-uniphier/platsmp.c +++ b/arch/arm/mach-uniphier/platsmp.c @@ -120,7 +120,7 @@ static int __init uniphier_smp_prepare_trampoline(unsigned int max_cpus) if (ret) return ret; - uniphier_smp_rom_boot_rsv2 = ioremap(rom_rsv2_phys, sizeof(SZ_4)); + uniphier_smp_rom_boot_rsv2 = ioremap(rom_rsv2_phys, SZ_4); if (!uniphier_smp_rom_boot_rsv2) { pr_err("failed to map ROM_BOOT_RSV2 register\n"); return -ENOMEM; diff --git a/arch/arm/mm/flush.c b/arch/arm/mm/flush.c index d0ba3551d49a4b05371db7a12c02e151be9d4eae..3cced8455727953a2525571c5a62b5ad884e8bee 100644 --- a/arch/arm/mm/flush.c +++ b/arch/arm/mm/flush.c @@ -235,7 +235,7 @@ void __flush_dcache_page(struct address_space *mapping, struct page *page) */ if (mapping && cache_is_vipt_aliasing()) flush_pfn_alias(page_to_pfn(page), - page->index << PAGE_CACHE_SHIFT); + page->index << PAGE_SHIFT); } static void __flush_dcache_aliases(struct address_space *mapping, struct page *page) @@ -250,7 +250,7 @@ static void __flush_dcache_aliases(struct address_space *mapping, struct page *p * data in the current VM view associated with this page. * - aliasing VIPT: we only need to find one mapping of this page. */ - pgoff = page->index << (PAGE_CACHE_SHIFT - PAGE_SHIFT); + pgoff = page->index; flush_dcache_mmap_lock(mapping); vma_interval_tree_foreach(mpnt, &mapping->i_mmap, pgoff, pgoff) { diff --git a/arch/arm/mm/proc-v7.S b/arch/arm/mm/proc-v7.S index 0f8963a7e7d9db28465c63a2bab69a615fb6a2cb..6fcaac8e200f888e18207ae6cdfeca8adc000c5e 100644 --- a/arch/arm/mm/proc-v7.S +++ b/arch/arm/mm/proc-v7.S @@ -281,12 +281,12 @@ __v7_ca17mp_setup: bl v7_invalidate_l1 ldmia r12, {r1-r6, lr} #ifdef CONFIG_SMP + orr r10, r10, #(1 << 6) @ Enable SMP/nAMP mode ALT_SMP(mrc p15, 0, r0, c1, c0, 1) - ALT_UP(mov r0, #(1 << 6)) @ fake it for UP - tst r0, #(1 << 6) @ SMP/nAMP mode enabled? - orreq r0, r0, #(1 << 6) @ Enable SMP/nAMP mode - orreq r0, r0, r10 @ Enable CPU-specific SMP bits - mcreq p15, 0, r0, c1, c0, 1 + ALT_UP(mov r0, r10) @ fake it for UP + orr r10, r10, r0 @ Set required bits + teq r10, r0 @ Were they already set? + mcrne p15, 0, r10, c1, c0, 1 @ No, update register #endif b __v7_setup_cont diff --git a/arch/arm64/boot/dts/broadcom/vulcan.dtsi b/arch/arm64/boot/dts/broadcom/vulcan.dtsi index c49b5a85809c5bc96d48f3b8799b965a8f96e860..85820e2bca9df4ce72f63f69670d88586c23930a 100644 --- a/arch/arm64/boot/dts/broadcom/vulcan.dtsi +++ b/arch/arm64/boot/dts/broadcom/vulcan.dtsi @@ -108,12 +108,15 @@ pci { reg = <0x0 0x30000000 0x0 0x10000000>; reg-names = "PCI ECAM"; - /* IO 0x4000_0000 - 0x4001_0000 */ - ranges = <0x01000000 0 0x40000000 0 0x40000000 0 0x00010000 - /* MEM 0x4800_0000 - 0x5000_0000 */ - 0x02000000 0 0x48000000 0 0x48000000 0 0x08000000 - /* MEM64 pref 0x6_0000_0000 - 0x7_0000_0000 */ - 0x43000000 6 0x00000000 6 0x00000000 1 0x00000000>; + /* + * PCI ranges: + * IO no supported + * MEM 0x4000_0000 - 0x6000_0000 + * MEM64 pref 0x40_0000_0000 - 0x60_0000_0000 + */ + ranges = + <0x02000000 0 0x40000000 0 0x40000000 0 0x20000000 + 0x43000000 0x40 0x00000000 0x40 0x00000000 0x20 0x00000000>; interrupt-map-mask = <0 0 0 7>; interrupt-map = /* addr pin ic icaddr icintr */ diff --git a/arch/arm64/configs/defconfig b/arch/arm64/configs/defconfig index f7050518682080fc99c211192c17ea0279391c3e..a44ef995d8ae86e00a11876ea04d15a68e85233d 100644 --- a/arch/arm64/configs/defconfig +++ b/arch/arm64/configs/defconfig @@ -68,11 +68,13 @@ CONFIG_KSM=y CONFIG_TRANSPARENT_HUGEPAGE=y CONFIG_CMA=y CONFIG_XEN=y -CONFIG_CMDLINE="console=ttyAMA0" # CONFIG_CORE_DUMP_DEFAULT_ELF_HEADERS is not set CONFIG_COMPAT=y CONFIG_CPU_IDLE=y CONFIG_ARM_CPUIDLE=y +CONFIG_CPU_FREQ=y +CONFIG_ARM_BIG_LITTLE_CPUFREQ=y +CONFIG_ARM_SCPI_CPUFREQ=y CONFIG_NET=y CONFIG_PACKET=y CONFIG_UNIX=y @@ -80,7 +82,6 @@ CONFIG_INET=y CONFIG_IP_PNP=y CONFIG_IP_PNP_DHCP=y CONFIG_IP_PNP_BOOTP=y -# CONFIG_INET_LRO is not set # CONFIG_IPV6 is not set CONFIG_BPF_JIT=y # CONFIG_WIRELESS is not set @@ -144,16 +145,18 @@ CONFIG_SERIAL_XILINX_PS_UART_CONSOLE=y CONFIG_SERIAL_MVEBU_UART=y CONFIG_VIRTIO_CONSOLE=y # CONFIG_HW_RANDOM is not set -CONFIG_I2C=y CONFIG_I2C_CHARDEV=y +CONFIG_I2C_DESIGNWARE_PLATFORM=y CONFIG_I2C_MV64XXX=y CONFIG_I2C_QUP=y +CONFIG_I2C_TEGRA=y CONFIG_I2C_UNIPHIER_F=y CONFIG_I2C_RCAR=y CONFIG_SPI=y CONFIG_SPI_PL022=y CONFIG_SPI_QUP=y CONFIG_SPMI=y +CONFIG_PINCTRL_SINGLE=y CONFIG_PINCTRL_MSM8916=y CONFIG_PINCTRL_QCOM_SPMI_PMIC=y CONFIG_GPIO_SYSFS=y @@ -196,6 +199,7 @@ CONFIG_USB_EHCI_HCD_PLATFORM=y CONFIG_USB_OHCI_HCD=y CONFIG_USB_OHCI_HCD_PLATFORM=y CONFIG_USB_STORAGE=y +CONFIG_USB_DWC2=y CONFIG_USB_CHIPIDEA=y CONFIG_USB_CHIPIDEA_UDC=y CONFIG_USB_CHIPIDEA_HOST=y @@ -205,19 +209,20 @@ CONFIG_USB_MSM_OTG=y CONFIG_USB_ULPI=y CONFIG_USB_GADGET=y CONFIG_MMC=y -CONFIG_MMC_BLOCK_MINORS=16 +CONFIG_MMC_BLOCK_MINORS=32 CONFIG_MMC_ARMMMCI=y CONFIG_MMC_SDHCI=y CONFIG_MMC_SDHCI_PLTFM=y CONFIG_MMC_SDHCI_TEGRA=y CONFIG_MMC_SDHCI_MSM=y CONFIG_MMC_SPI=y -CONFIG_MMC_SUNXI=y CONFIG_MMC_DW=y CONFIG_MMC_DW_EXYNOS=y -CONFIG_MMC_BLOCK_MINORS=16 +CONFIG_MMC_DW_K3=y +CONFIG_MMC_SUNXI=y CONFIG_NEW_LEDS=y CONFIG_LEDS_CLASS=y +CONFIG_LEDS_GPIO=y CONFIG_LEDS_SYSCON=y CONFIG_LEDS_TRIGGERS=y CONFIG_LEDS_TRIGGER_HEARTBEAT=y @@ -229,8 +234,8 @@ CONFIG_RTC_DRV_PL031=y CONFIG_RTC_DRV_SUN6I=y CONFIG_RTC_DRV_XGENE=y CONFIG_DMADEVICES=y -CONFIG_QCOM_BAM_DMA=y CONFIG_TEGRA20_APB_DMA=y +CONFIG_QCOM_BAM_DMA=y CONFIG_RCAR_DMAC=y CONFIG_VFIO=y CONFIG_VFIO_PCI=y @@ -239,20 +244,26 @@ CONFIG_VIRTIO_BALLOON=y CONFIG_VIRTIO_MMIO=y CONFIG_XEN_GNTDEV=y CONFIG_XEN_GRANT_DEV_ALLOC=y +CONFIG_COMMON_CLK_SCPI=y CONFIG_COMMON_CLK_CS2000_CP=y CONFIG_COMMON_CLK_QCOM=y CONFIG_MSM_GCC_8916=y CONFIG_HWSPINLOCK_QCOM=y +CONFIG_MAILBOX=y +CONFIG_ARM_MHU=y +CONFIG_HI6220_MBOX=y CONFIG_ARM_SMMU=y CONFIG_QCOM_SMEM=y CONFIG_QCOM_SMD=y CONFIG_QCOM_SMD_RPM=y CONFIG_ARCH_TEGRA_132_SOC=y CONFIG_ARCH_TEGRA_210_SOC=y -CONFIG_HISILICON_IRQ_MBIGEN=y CONFIG_EXTCON_USB_GPIO=y +CONFIG_COMMON_RESET_HI6220=y CONFIG_PHY_RCAR_GEN3_USB2=y +CONFIG_PHY_HI6220_USB=y CONFIG_PHY_XGENE=y +CONFIG_ARM_SCPI_PROTOCOL=y CONFIG_EXT2_FS=y CONFIG_EXT3_FS=y CONFIG_FANOTIFY=y @@ -264,6 +275,7 @@ CONFIG_CUSE=y CONFIG_VFAT_FS=y CONFIG_TMPFS=y CONFIG_HUGETLBFS=y +CONFIG_CONFIGFS_FS=y CONFIG_EFIVAR_FS=y CONFIG_SQUASHFS=y CONFIG_NFS_FS=y diff --git a/arch/arm64/include/asm/kvm_arm.h b/arch/arm64/include/asm/kvm_arm.h index 0e391dbfc42023aad2dabf26b5e9d7b49fa8aec2..3f29887995bcdc6844d29b80fec33e4e1279fc3b 100644 --- a/arch/arm64/include/asm/kvm_arm.h +++ b/arch/arm64/include/asm/kvm_arm.h @@ -124,7 +124,9 @@ #define VTCR_EL2_SL0_LVL1 (1 << 6) #define VTCR_EL2_T0SZ_MASK 0x3f #define VTCR_EL2_T0SZ_40B 24 -#define VTCR_EL2_VS 19 +#define VTCR_EL2_VS_SHIFT 19 +#define VTCR_EL2_VS_8BIT (0 << VTCR_EL2_VS_SHIFT) +#define VTCR_EL2_VS_16BIT (1 << VTCR_EL2_VS_SHIFT) /* * We configure the Stage-2 page tables to always restrict the IPA space to be @@ -149,8 +151,7 @@ */ #define VTCR_EL2_FLAGS (VTCR_EL2_TG0_64K | VTCR_EL2_SH0_INNER | \ VTCR_EL2_ORGN0_WBWA | VTCR_EL2_IRGN0_WBWA | \ - VTCR_EL2_SL0_LVL1 | VTCR_EL2_T0SZ_40B | \ - VTCR_EL2_RES1) + VTCR_EL2_SL0_LVL1 | VTCR_EL2_RES1) #define VTTBR_X (38 - VTCR_EL2_T0SZ_40B) #else /* @@ -161,8 +162,7 @@ */ #define VTCR_EL2_FLAGS (VTCR_EL2_TG0_4K | VTCR_EL2_SH0_INNER | \ VTCR_EL2_ORGN0_WBWA | VTCR_EL2_IRGN0_WBWA | \ - VTCR_EL2_SL0_LVL1 | VTCR_EL2_T0SZ_40B | \ - VTCR_EL2_RES1) + VTCR_EL2_SL0_LVL1 | VTCR_EL2_RES1) #define VTTBR_X (37 - VTCR_EL2_T0SZ_40B) #endif diff --git a/arch/arm64/include/asm/kvm_asm.h b/arch/arm64/include/asm/kvm_asm.h index eb7490d232a0f39328c42fd646de8b5548feb178..40a0a24e6c98c24b3d6aceeb1e979706cf45163c 100644 --- a/arch/arm64/include/asm/kvm_asm.h +++ b/arch/arm64/include/asm/kvm_asm.h @@ -54,7 +54,7 @@ extern void __vgic_v3_init_lrs(void); extern u32 __kvm_get_mdcr_el2(void); -extern void __init_stage2_translation(void); +extern u32 __init_stage2_translation(void); #endif diff --git a/arch/arm64/include/asm/kvm_host.h b/arch/arm64/include/asm/kvm_host.h index 227ed475dbd3c328abbfab391fa4d62bf953f034..f5c6bd2541ef4d16c6f3b26cee01cc013d50055d 100644 --- a/arch/arm64/include/asm/kvm_host.h +++ b/arch/arm64/include/asm/kvm_host.h @@ -27,7 +27,6 @@ #include #include #include -#include #define __KVM_HAVE_ARCH_INTC_INITIALIZED @@ -370,11 +369,12 @@ int kvm_arm_vcpu_arch_get_attr(struct kvm_vcpu *vcpu, int kvm_arm_vcpu_arch_has_attr(struct kvm_vcpu *vcpu, struct kvm_device_attr *attr); -/* #define kvm_call_hyp(f, ...) __kvm_call_hyp(kvm_ksym_ref(f), ##__VA_ARGS__) */ - static inline void __cpu_init_stage2(void) { - kvm_call_hyp(__init_stage2_translation); + u32 parange = kvm_call_hyp(__init_stage2_translation); + + WARN_ONCE(parange < 40, + "PARange is %d bits, unsupported configuration!", parange); } #endif /* __ARM64_KVM_HOST_H__ */ diff --git a/arch/arm64/include/asm/kvm_hyp.h b/arch/arm64/include/asm/kvm_hyp.h index a46b019ebcf5a94c201a080e44de1cf5baceeb82..44eaff70da6ae0644fce7df9901dbd4aa71705ec 100644 --- a/arch/arm64/include/asm/kvm_hyp.h +++ b/arch/arm64/include/asm/kvm_hyp.h @@ -21,7 +21,6 @@ #include #include #include -#include #include #define __hyp_text __section(.hyp.text) notrace diff --git a/arch/arm64/include/asm/kvm_perf_event.h b/arch/arm64/include/asm/kvm_perf_event.h deleted file mode 100644 index c18fdebb8f66d0b83a9091774f2d65b5a27a0019..0000000000000000000000000000000000000000 --- a/arch/arm64/include/asm/kvm_perf_event.h +++ /dev/null @@ -1,68 +0,0 @@ -/* - * Copyright (C) 2012 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see . - */ - -#ifndef __ASM_KVM_PERF_EVENT_H -#define __ASM_KVM_PERF_EVENT_H - -#define ARMV8_PMU_MAX_COUNTERS 32 -#define ARMV8_PMU_COUNTER_MASK (ARMV8_PMU_MAX_COUNTERS - 1) - -/* - * Per-CPU PMCR: config reg - */ -#define ARMV8_PMU_PMCR_E (1 << 0) /* Enable all counters */ -#define ARMV8_PMU_PMCR_P (1 << 1) /* Reset all counters */ -#define ARMV8_PMU_PMCR_C (1 << 2) /* Cycle counter reset */ -#define ARMV8_PMU_PMCR_D (1 << 3) /* CCNT counts every 64th cpu cycle */ -#define ARMV8_PMU_PMCR_X (1 << 4) /* Export to ETM */ -#define ARMV8_PMU_PMCR_DP (1 << 5) /* Disable CCNT if non-invasive debug*/ -/* Determines which bit of PMCCNTR_EL0 generates an overflow */ -#define ARMV8_PMU_PMCR_LC (1 << 6) -#define ARMV8_PMU_PMCR_N_SHIFT 11 /* Number of counters supported */ -#define ARMV8_PMU_PMCR_N_MASK 0x1f -#define ARMV8_PMU_PMCR_MASK 0x7f /* Mask for writable bits */ - -/* - * PMOVSR: counters overflow flag status reg - */ -#define ARMV8_PMU_OVSR_MASK 0xffffffff /* Mask for writable bits */ -#define ARMV8_PMU_OVERFLOWED_MASK ARMV8_PMU_OVSR_MASK - -/* - * PMXEVTYPER: Event selection reg - */ -#define ARMV8_PMU_EVTYPE_MASK 0xc80003ff /* Mask for writable bits */ -#define ARMV8_PMU_EVTYPE_EVENT 0x3ff /* Mask for EVENT bits */ - -#define ARMV8_PMU_EVTYPE_EVENT_SW_INCR 0 /* Software increment event */ - -/* - * Event filters for PMUv3 - */ -#define ARMV8_PMU_EXCLUDE_EL1 (1 << 31) -#define ARMV8_PMU_EXCLUDE_EL0 (1 << 30) -#define ARMV8_PMU_INCLUDE_EL2 (1 << 27) - -/* - * PMUSERENR: user enable reg - */ -#define ARMV8_PMU_USERENR_MASK 0xf /* Mask for writable bits */ -#define ARMV8_PMU_USERENR_EN (1 << 0) /* PMU regs can be accessed at EL0 */ -#define ARMV8_PMU_USERENR_SW (1 << 1) /* PMSWINC can be written at EL0 */ -#define ARMV8_PMU_USERENR_CR (1 << 2) /* Cycle counter can be read at EL0 */ -#define ARMV8_PMU_USERENR_ER (1 << 3) /* Event counter can be read at EL0 */ - -#endif diff --git a/arch/arm64/include/asm/opcodes.h b/arch/arm64/include/asm/opcodes.h index 4e603ea36ad3f687ab0c84fd5f127dfe7c5fd8a0..123f45d92cd1fe568a29f8e0fe421e6d953a291d 100644 --- a/arch/arm64/include/asm/opcodes.h +++ b/arch/arm64/include/asm/opcodes.h @@ -1 +1,5 @@ +#ifdef CONFIG_CPU_BIG_ENDIAN +#define CONFIG_CPU_ENDIAN_BE8 CONFIG_CPU_BIG_ENDIAN +#endif + #include <../../arm/include/asm/opcodes.h> diff --git a/arch/arm64/include/asm/perf_event.h b/arch/arm64/include/asm/perf_event.h index 7bd3cdb533ea80bd49ef6901b855e124d82cb500..2065f46fa7407deb4d43e7dc8783ca8667759500 100644 --- a/arch/arm64/include/asm/perf_event.h +++ b/arch/arm64/include/asm/perf_event.h @@ -17,6 +17,53 @@ #ifndef __ASM_PERF_EVENT_H #define __ASM_PERF_EVENT_H +#define ARMV8_PMU_MAX_COUNTERS 32 +#define ARMV8_PMU_COUNTER_MASK (ARMV8_PMU_MAX_COUNTERS - 1) + +/* + * Per-CPU PMCR: config reg + */ +#define ARMV8_PMU_PMCR_E (1 << 0) /* Enable all counters */ +#define ARMV8_PMU_PMCR_P (1 << 1) /* Reset all counters */ +#define ARMV8_PMU_PMCR_C (1 << 2) /* Cycle counter reset */ +#define ARMV8_PMU_PMCR_D (1 << 3) /* CCNT counts every 64th cpu cycle */ +#define ARMV8_PMU_PMCR_X (1 << 4) /* Export to ETM */ +#define ARMV8_PMU_PMCR_DP (1 << 5) /* Disable CCNT if non-invasive debug*/ +#define ARMV8_PMU_PMCR_LC (1 << 6) /* Overflow on 64 bit cycle counter */ +#define ARMV8_PMU_PMCR_N_SHIFT 11 /* Number of counters supported */ +#define ARMV8_PMU_PMCR_N_MASK 0x1f +#define ARMV8_PMU_PMCR_MASK 0x7f /* Mask for writable bits */ + +/* + * PMOVSR: counters overflow flag status reg + */ +#define ARMV8_PMU_OVSR_MASK 0xffffffff /* Mask for writable bits */ +#define ARMV8_PMU_OVERFLOWED_MASK ARMV8_PMU_OVSR_MASK + +/* + * PMXEVTYPER: Event selection reg + */ +#define ARMV8_PMU_EVTYPE_MASK 0xc800ffff /* Mask for writable bits */ +#define ARMV8_PMU_EVTYPE_EVENT 0xffff /* Mask for EVENT bits */ + +#define ARMV8_PMU_EVTYPE_EVENT_SW_INCR 0 /* Software increment event */ + +/* + * Event filters for PMUv3 + */ +#define ARMV8_PMU_EXCLUDE_EL1 (1 << 31) +#define ARMV8_PMU_EXCLUDE_EL0 (1 << 30) +#define ARMV8_PMU_INCLUDE_EL2 (1 << 27) + +/* + * PMUSERENR: user enable reg + */ +#define ARMV8_PMU_USERENR_MASK 0xf /* Mask for writable bits */ +#define ARMV8_PMU_USERENR_EN (1 << 0) /* PMU regs can be accessed at EL0 */ +#define ARMV8_PMU_USERENR_SW (1 << 1) /* PMSWINC can be written at EL0 */ +#define ARMV8_PMU_USERENR_CR (1 << 2) /* Cycle counter can be read at EL0 */ +#define ARMV8_PMU_USERENR_ER (1 << 3) /* Event counter can be read at EL0 */ + #ifdef CONFIG_PERF_EVENTS struct pt_regs; extern unsigned long perf_instruction_pointer(struct pt_regs *regs); diff --git a/arch/arm64/include/asm/sysreg.h b/arch/arm64/include/asm/sysreg.h index 1a78d6e2a78b58bf21113de3810785a81a35a29d..12874164b0ae5198cfc9d00d1721d8f58cb8ae51 100644 --- a/arch/arm64/include/asm/sysreg.h +++ b/arch/arm64/include/asm/sysreg.h @@ -141,6 +141,9 @@ #define ID_AA64MMFR1_VMIDBITS_SHIFT 4 #define ID_AA64MMFR1_HADBS_SHIFT 0 +#define ID_AA64MMFR1_VMIDBITS_8 0 +#define ID_AA64MMFR1_VMIDBITS_16 2 + /* id_aa64mmfr2 */ #define ID_AA64MMFR2_UAO_SHIFT 4 diff --git a/arch/arm64/kernel/perf_event.c b/arch/arm64/kernel/perf_event.c index 767c4f6e1f5ba0293e3bddff1910b6bb50cf5660..f419a7c075a4754ff57d416c6397b5fc1ac49fcb 100644 --- a/arch/arm64/kernel/perf_event.c +++ b/arch/arm64/kernel/perf_event.c @@ -20,6 +20,7 @@ */ #include +#include #include #include @@ -384,9 +385,6 @@ static const struct attribute_group *armv8_pmuv3_attr_groups[] = { #define ARMV8_IDX_COUNTER_LAST(cpu_pmu) \ (ARMV8_IDX_CYCLE_COUNTER + cpu_pmu->num_events - 1) -#define ARMV8_MAX_COUNTERS 32 -#define ARMV8_COUNTER_MASK (ARMV8_MAX_COUNTERS - 1) - /* * ARMv8 low level PMU access */ @@ -395,40 +393,7 @@ static const struct attribute_group *armv8_pmuv3_attr_groups[] = { * Perf Event to low level counters mapping */ #define ARMV8_IDX_TO_COUNTER(x) \ - (((x) - ARMV8_IDX_COUNTER0) & ARMV8_COUNTER_MASK) - -/* - * Per-CPU PMCR: config reg - */ -#define ARMV8_PMCR_E (1 << 0) /* Enable all counters */ -#define ARMV8_PMCR_P (1 << 1) /* Reset all counters */ -#define ARMV8_PMCR_C (1 << 2) /* Cycle counter reset */ -#define ARMV8_PMCR_D (1 << 3) /* CCNT counts every 64th cpu cycle */ -#define ARMV8_PMCR_X (1 << 4) /* Export to ETM */ -#define ARMV8_PMCR_DP (1 << 5) /* Disable CCNT if non-invasive debug*/ -#define ARMV8_PMCR_LC (1 << 6) /* Overflow on 64 bit cycle counter */ -#define ARMV8_PMCR_N_SHIFT 11 /* Number of counters supported */ -#define ARMV8_PMCR_N_MASK 0x1f -#define ARMV8_PMCR_MASK 0x7f /* Mask for writable bits */ - -/* - * PMOVSR: counters overflow flag status reg - */ -#define ARMV8_OVSR_MASK 0xffffffff /* Mask for writable bits */ -#define ARMV8_OVERFLOWED_MASK ARMV8_OVSR_MASK - -/* - * PMXEVTYPER: Event selection reg - */ -#define ARMV8_EVTYPE_MASK 0xc800ffff /* Mask for writable bits */ -#define ARMV8_EVTYPE_EVENT 0xffff /* Mask for EVENT bits */ - -/* - * Event filters for PMUv3 - */ -#define ARMV8_EXCLUDE_EL1 (1 << 31) -#define ARMV8_EXCLUDE_EL0 (1 << 30) -#define ARMV8_INCLUDE_EL2 (1 << 27) + (((x) - ARMV8_IDX_COUNTER0) & ARMV8_PMU_COUNTER_MASK) static inline u32 armv8pmu_pmcr_read(void) { @@ -439,14 +404,14 @@ static inline u32 armv8pmu_pmcr_read(void) static inline void armv8pmu_pmcr_write(u32 val) { - val &= ARMV8_PMCR_MASK; + val &= ARMV8_PMU_PMCR_MASK; isb(); asm volatile("msr pmcr_el0, %0" :: "r" (val)); } static inline int armv8pmu_has_overflowed(u32 pmovsr) { - return pmovsr & ARMV8_OVERFLOWED_MASK; + return pmovsr & ARMV8_PMU_OVERFLOWED_MASK; } static inline int armv8pmu_counter_valid(struct arm_pmu *cpu_pmu, int idx) @@ -512,7 +477,7 @@ static inline void armv8pmu_write_counter(struct perf_event *event, u32 value) static inline void armv8pmu_write_evtype(int idx, u32 val) { if (armv8pmu_select_counter(idx) == idx) { - val &= ARMV8_EVTYPE_MASK; + val &= ARMV8_PMU_EVTYPE_MASK; asm volatile("msr pmxevtyper_el0, %0" :: "r" (val)); } } @@ -558,7 +523,7 @@ static inline u32 armv8pmu_getreset_flags(void) asm volatile("mrs %0, pmovsclr_el0" : "=r" (value)); /* Write to clear flags */ - value &= ARMV8_OVSR_MASK; + value &= ARMV8_PMU_OVSR_MASK; asm volatile("msr pmovsclr_el0, %0" :: "r" (value)); return value; @@ -696,7 +661,7 @@ static void armv8pmu_start(struct arm_pmu *cpu_pmu) raw_spin_lock_irqsave(&events->pmu_lock, flags); /* Enable all counters */ - armv8pmu_pmcr_write(armv8pmu_pmcr_read() | ARMV8_PMCR_E); + armv8pmu_pmcr_write(armv8pmu_pmcr_read() | ARMV8_PMU_PMCR_E); raw_spin_unlock_irqrestore(&events->pmu_lock, flags); } @@ -707,7 +672,7 @@ static void armv8pmu_stop(struct arm_pmu *cpu_pmu) raw_spin_lock_irqsave(&events->pmu_lock, flags); /* Disable all counters */ - armv8pmu_pmcr_write(armv8pmu_pmcr_read() & ~ARMV8_PMCR_E); + armv8pmu_pmcr_write(armv8pmu_pmcr_read() & ~ARMV8_PMU_PMCR_E); raw_spin_unlock_irqrestore(&events->pmu_lock, flags); } @@ -717,7 +682,7 @@ static int armv8pmu_get_event_idx(struct pmu_hw_events *cpuc, int idx; struct arm_pmu *cpu_pmu = to_arm_pmu(event->pmu); struct hw_perf_event *hwc = &event->hw; - unsigned long evtype = hwc->config_base & ARMV8_EVTYPE_EVENT; + unsigned long evtype = hwc->config_base & ARMV8_PMU_EVTYPE_EVENT; /* Always place a cycle counter into the cycle counter. */ if (evtype == ARMV8_PMUV3_PERFCTR_CLOCK_CYCLES) { @@ -754,11 +719,11 @@ static int armv8pmu_set_event_filter(struct hw_perf_event *event, attr->exclude_kernel != attr->exclude_hv) return -EINVAL; if (attr->exclude_user) - config_base |= ARMV8_EXCLUDE_EL0; + config_base |= ARMV8_PMU_EXCLUDE_EL0; if (!is_kernel_in_hyp_mode() && attr->exclude_kernel) - config_base |= ARMV8_EXCLUDE_EL1; + config_base |= ARMV8_PMU_EXCLUDE_EL1; if (!attr->exclude_hv) - config_base |= ARMV8_INCLUDE_EL2; + config_base |= ARMV8_PMU_INCLUDE_EL2; /* * Install the filter into config_base as this is used to @@ -784,35 +749,36 @@ static void armv8pmu_reset(void *info) * Initialize & Reset PMNC. Request overflow interrupt for * 64 bit cycle counter but cheat in armv8pmu_write_counter(). */ - armv8pmu_pmcr_write(ARMV8_PMCR_P | ARMV8_PMCR_C | ARMV8_PMCR_LC); + armv8pmu_pmcr_write(ARMV8_PMU_PMCR_P | ARMV8_PMU_PMCR_C | + ARMV8_PMU_PMCR_LC); } static int armv8_pmuv3_map_event(struct perf_event *event) { return armpmu_map_event(event, &armv8_pmuv3_perf_map, &armv8_pmuv3_perf_cache_map, - ARMV8_EVTYPE_EVENT); + ARMV8_PMU_EVTYPE_EVENT); } static int armv8_a53_map_event(struct perf_event *event) { return armpmu_map_event(event, &armv8_a53_perf_map, &armv8_a53_perf_cache_map, - ARMV8_EVTYPE_EVENT); + ARMV8_PMU_EVTYPE_EVENT); } static int armv8_a57_map_event(struct perf_event *event) { return armpmu_map_event(event, &armv8_a57_perf_map, &armv8_a57_perf_cache_map, - ARMV8_EVTYPE_EVENT); + ARMV8_PMU_EVTYPE_EVENT); } static int armv8_thunder_map_event(struct perf_event *event) { return armpmu_map_event(event, &armv8_thunder_perf_map, &armv8_thunder_perf_cache_map, - ARMV8_EVTYPE_EVENT); + ARMV8_PMU_EVTYPE_EVENT); } static void armv8pmu_read_num_pmnc_events(void *info) @@ -820,7 +786,7 @@ static void armv8pmu_read_num_pmnc_events(void *info) int *nb_cnt = info; /* Read the nb of CNTx counters supported from PMNC */ - *nb_cnt = (armv8pmu_pmcr_read() >> ARMV8_PMCR_N_SHIFT) & ARMV8_PMCR_N_MASK; + *nb_cnt = (armv8pmu_pmcr_read() >> ARMV8_PMU_PMCR_N_SHIFT) & ARMV8_PMU_PMCR_N_MASK; /* Add the CPU cycles counter */ *nb_cnt += 1; diff --git a/arch/arm64/kvm/hyp/s2-setup.c b/arch/arm64/kvm/hyp/s2-setup.c index bfc54fd82797b08322b99b1cb6f553c5762b8dd4..bcbe761a5a3d1fa579fb211d89c165ace3b7c5d1 100644 --- a/arch/arm64/kvm/hyp/s2-setup.c +++ b/arch/arm64/kvm/hyp/s2-setup.c @@ -20,9 +20,10 @@ #include #include -void __hyp_text __init_stage2_translation(void) +u32 __hyp_text __init_stage2_translation(void) { u64 val = VTCR_EL2_FLAGS; + u64 parange; u64 tmp; /* @@ -30,14 +31,50 @@ void __hyp_text __init_stage2_translation(void) * bits in VTCR_EL2. Amusingly, the PARange is 4 bits, while * PS is only 3. Fortunately, bit 19 is RES0 in VTCR_EL2... */ - val |= (read_sysreg(id_aa64mmfr0_el1) & 7) << 16; + parange = read_sysreg(id_aa64mmfr0_el1) & 7; + val |= parange << 16; + + /* Compute the actual PARange... */ + switch (parange) { + case 0: + parange = 32; + break; + case 1: + parange = 36; + break; + case 2: + parange = 40; + break; + case 3: + parange = 42; + break; + case 4: + parange = 44; + break; + case 5: + default: + parange = 48; + break; + } + + /* + * ... and clamp it to 40 bits, unless we have some braindead + * HW that implements less than that. In all cases, we'll + * return that value for the rest of the kernel to decide what + * to do. + */ + val |= 64 - (parange > 40 ? 40 : parange); /* * Read the VMIDBits bits from ID_AA64MMFR1_EL1 and set the VS * bit in VTCR_EL2. */ - tmp = (read_sysreg(id_aa64mmfr1_el1) >> 4) & 0xf; - val |= (tmp == 2) ? VTCR_EL2_VS : 0; + tmp = (read_sysreg(id_aa64mmfr1_el1) >> ID_AA64MMFR1_VMIDBITS_SHIFT) & 0xf; + val |= (tmp == ID_AA64MMFR1_VMIDBITS_16) ? + VTCR_EL2_VS_16BIT : + VTCR_EL2_VS_8BIT; write_sysreg(val, vtcr_el2); + + return parange; } diff --git a/arch/m68k/coldfire/gpio.c b/arch/m68k/coldfire/gpio.c index 8832083e1cb88f6573c8a1ced391cb3d7aa1c527..b515809be2b961a20260579bdfd6cc8d86208643 100644 --- a/arch/m68k/coldfire/gpio.c +++ b/arch/m68k/coldfire/gpio.c @@ -158,11 +158,6 @@ static int mcfgpio_to_irq(struct gpio_chip *chip, unsigned offset) return -EINVAL; } -static struct bus_type mcfgpio_subsys = { - .name = "gpio", - .dev_name = "gpio", -}; - static struct gpio_chip mcfgpio_chip = { .label = "mcfgpio", .request = mcfgpio_request, @@ -178,8 +173,7 @@ static struct gpio_chip mcfgpio_chip = { static int __init mcfgpio_sysinit(void) { - gpiochip_add_data(&mcfgpio_chip, NULL); - return subsys_system_register(&mcfgpio_subsys, NULL); + return gpiochip_add_data(&mcfgpio_chip, NULL); } core_initcall(mcfgpio_sysinit); diff --git a/arch/m68k/configs/amiga_defconfig b/arch/m68k/configs/amiga_defconfig index d1fc4796025edb8769ee01195e64b91821f3625a..3ee6976f60885e5b2e0e4e2a80df6d824de14694 100644 --- a/arch/m68k/configs/amiga_defconfig +++ b/arch/m68k/configs/amiga_defconfig @@ -1,7 +1,6 @@ CONFIG_LOCALVERSION="-amiga" CONFIG_SYSVIPC=y CONFIG_POSIX_MQUEUE=y -CONFIG_FHANDLE=y CONFIG_BSD_PROCESS_ACCT=y CONFIG_BSD_PROCESS_ACCT_V3=y CONFIG_LOG_BUF_SHIFT=16 @@ -64,7 +63,6 @@ CONFIG_INET_IPCOMP=m CONFIG_INET_XFRM_MODE_TRANSPORT=m CONFIG_INET_XFRM_MODE_TUNNEL=m CONFIG_INET_XFRM_MODE_BEET=m -# CONFIG_INET_LRO is not set CONFIG_INET_DIAG=m CONFIG_INET_UDP_DIAG=m CONFIG_IPV6=m @@ -285,7 +283,9 @@ CONFIG_NET_MPLS_GSO=m CONFIG_MPLS_ROUTING=m CONFIG_MPLS_IPTUNNEL=m CONFIG_NET_L3_MASTER_DEV=y +CONFIG_AF_KCM=m # CONFIG_WIRELESS is not set +CONFIG_NET_DEVLINK=m # CONFIG_UEVENT_HELPER is not set CONFIG_DEVTMPFS=y CONFIG_DEVTMPFS_MOUNT=y @@ -359,6 +359,7 @@ CONFIG_MACVTAP=m CONFIG_IPVLAN=m CONFIG_VXLAN=m CONFIG_GENEVE=m +CONFIG_MACSEC=m CONFIG_NETCONSOLE=m CONFIG_NETCONSOLE_DYNAMIC=y CONFIG_VETH=m @@ -452,6 +453,7 @@ CONFIG_JFS_FS=m CONFIG_XFS_FS=m CONFIG_OCFS2_FS=m # CONFIG_OCFS2_DEBUG_MASKLOG is not set +CONFIG_FS_ENCRYPTION=m CONFIG_FANOTIFY=y CONFIG_QUOTA_NETLINK_INTERFACE=y # CONFIG_PRINT_QUOTA_WARNING is not set @@ -468,6 +470,7 @@ CONFIG_VFAT_FS=m CONFIG_PROC_KCORE=y CONFIG_PROC_CHILDREN=y CONFIG_TMPFS=y +CONFIG_ORANGEFS_FS=m CONFIG_AFFS_FS=m CONFIG_ECRYPT_FS=m CONFIG_ECRYPT_FS_MESSAGING=y @@ -549,6 +552,7 @@ CONFIG_TEST_HEXDUMP=m CONFIG_TEST_STRING_HELPERS=m CONFIG_TEST_KSTRTOX=m CONFIG_TEST_PRINTF=m +CONFIG_TEST_BITMAP=m CONFIG_TEST_RHASHTABLE=m CONFIG_TEST_LKM=m CONFIG_TEST_USER_COPY=m @@ -557,7 +561,6 @@ CONFIG_TEST_FIRMWARE=m CONFIG_TEST_UDELAY=m CONFIG_TEST_STATIC_KEYS=m CONFIG_EARLY_PRINTK=y -CONFIG_ENCRYPTED_KEYS=m CONFIG_CRYPTO_RSA=m CONFIG_CRYPTO_MANAGER=y CONFIG_CRYPTO_USER=m @@ -565,12 +568,9 @@ CONFIG_CRYPTO_CRYPTD=m CONFIG_CRYPTO_MCRYPTD=m CONFIG_CRYPTO_TEST=m CONFIG_CRYPTO_CCM=m -CONFIG_CRYPTO_GCM=m CONFIG_CRYPTO_CHACHA20POLY1305=m -CONFIG_CRYPTO_CTS=m CONFIG_CRYPTO_LRW=m CONFIG_CRYPTO_PCBC=m -CONFIG_CRYPTO_XTS=m CONFIG_CRYPTO_KEYWRAP=m CONFIG_CRYPTO_XCBC=m CONFIG_CRYPTO_VMAC=m @@ -594,7 +594,6 @@ CONFIG_CRYPTO_SEED=m CONFIG_CRYPTO_SERPENT=m CONFIG_CRYPTO_TEA=m CONFIG_CRYPTO_TWOFISH=m -CONFIG_CRYPTO_ZLIB=m CONFIG_CRYPTO_LZO=m CONFIG_CRYPTO_842=m CONFIG_CRYPTO_LZ4=m diff --git a/arch/m68k/configs/apollo_defconfig b/arch/m68k/configs/apollo_defconfig index 9bfe8be3658c18231ca4473d8c075a1fb2ac4d5e..e96787ffcbced33f9893d2760259177086b13c1f 100644 --- a/arch/m68k/configs/apollo_defconfig +++ b/arch/m68k/configs/apollo_defconfig @@ -1,7 +1,6 @@ CONFIG_LOCALVERSION="-apollo" CONFIG_SYSVIPC=y CONFIG_POSIX_MQUEUE=y -CONFIG_FHANDLE=y CONFIG_BSD_PROCESS_ACCT=y CONFIG_BSD_PROCESS_ACCT_V3=y CONFIG_LOG_BUF_SHIFT=16 @@ -62,7 +61,6 @@ CONFIG_INET_IPCOMP=m CONFIG_INET_XFRM_MODE_TRANSPORT=m CONFIG_INET_XFRM_MODE_TUNNEL=m CONFIG_INET_XFRM_MODE_BEET=m -# CONFIG_INET_LRO is not set CONFIG_INET_DIAG=m CONFIG_INET_UDP_DIAG=m CONFIG_IPV6=m @@ -283,7 +281,9 @@ CONFIG_NET_MPLS_GSO=m CONFIG_MPLS_ROUTING=m CONFIG_MPLS_IPTUNNEL=m CONFIG_NET_L3_MASTER_DEV=y +CONFIG_AF_KCM=m # CONFIG_WIRELESS is not set +CONFIG_NET_DEVLINK=m # CONFIG_UEVENT_HELPER is not set CONFIG_DEVTMPFS=y CONFIG_DEVTMPFS_MOUNT=y @@ -341,6 +341,7 @@ CONFIG_MACVTAP=m CONFIG_IPVLAN=m CONFIG_VXLAN=m CONFIG_GENEVE=m +CONFIG_MACSEC=m CONFIG_NETCONSOLE=m CONFIG_NETCONSOLE_DYNAMIC=y CONFIG_VETH=m @@ -411,6 +412,7 @@ CONFIG_JFS_FS=m CONFIG_XFS_FS=m CONFIG_OCFS2_FS=m # CONFIG_OCFS2_DEBUG_MASKLOG is not set +CONFIG_FS_ENCRYPTION=m CONFIG_FANOTIFY=y CONFIG_QUOTA_NETLINK_INTERFACE=y # CONFIG_PRINT_QUOTA_WARNING is not set @@ -427,6 +429,7 @@ CONFIG_VFAT_FS=m CONFIG_PROC_KCORE=y CONFIG_PROC_CHILDREN=y CONFIG_TMPFS=y +CONFIG_ORANGEFS_FS=m CONFIG_AFFS_FS=m CONFIG_ECRYPT_FS=m CONFIG_ECRYPT_FS_MESSAGING=y @@ -508,6 +511,7 @@ CONFIG_TEST_HEXDUMP=m CONFIG_TEST_STRING_HELPERS=m CONFIG_TEST_KSTRTOX=m CONFIG_TEST_PRINTF=m +CONFIG_TEST_BITMAP=m CONFIG_TEST_RHASHTABLE=m CONFIG_TEST_LKM=m CONFIG_TEST_USER_COPY=m @@ -516,7 +520,6 @@ CONFIG_TEST_FIRMWARE=m CONFIG_TEST_UDELAY=m CONFIG_TEST_STATIC_KEYS=m CONFIG_EARLY_PRINTK=y -CONFIG_ENCRYPTED_KEYS=m CONFIG_CRYPTO_RSA=m CONFIG_CRYPTO_MANAGER=y CONFIG_CRYPTO_USER=m @@ -524,12 +527,9 @@ CONFIG_CRYPTO_CRYPTD=m CONFIG_CRYPTO_MCRYPTD=m CONFIG_CRYPTO_TEST=m CONFIG_CRYPTO_CCM=m -CONFIG_CRYPTO_GCM=m CONFIG_CRYPTO_CHACHA20POLY1305=m -CONFIG_CRYPTO_CTS=m CONFIG_CRYPTO_LRW=m CONFIG_CRYPTO_PCBC=m -CONFIG_CRYPTO_XTS=m CONFIG_CRYPTO_KEYWRAP=m CONFIG_CRYPTO_XCBC=m CONFIG_CRYPTO_VMAC=m @@ -553,7 +553,6 @@ CONFIG_CRYPTO_SEED=m CONFIG_CRYPTO_SERPENT=m CONFIG_CRYPTO_TEA=m CONFIG_CRYPTO_TWOFISH=m -CONFIG_CRYPTO_ZLIB=m CONFIG_CRYPTO_LZO=m CONFIG_CRYPTO_842=m CONFIG_CRYPTO_LZ4=m diff --git a/arch/m68k/configs/atari_defconfig b/arch/m68k/configs/atari_defconfig index ebdcfae555801cd1c7367d4ca40974b3d39099cb..083fe6beac149da81250ca4fccd50798f9e4ef0d 100644 --- a/arch/m68k/configs/atari_defconfig +++ b/arch/m68k/configs/atari_defconfig @@ -1,7 +1,6 @@ CONFIG_LOCALVERSION="-atari" CONFIG_SYSVIPC=y CONFIG_POSIX_MQUEUE=y -CONFIG_FHANDLE=y CONFIG_BSD_PROCESS_ACCT=y CONFIG_BSD_PROCESS_ACCT_V3=y CONFIG_LOG_BUF_SHIFT=16 @@ -62,7 +61,6 @@ CONFIG_INET_IPCOMP=m CONFIG_INET_XFRM_MODE_TRANSPORT=m CONFIG_INET_XFRM_MODE_TUNNEL=m CONFIG_INET_XFRM_MODE_BEET=m -# CONFIG_INET_LRO is not set CONFIG_INET_DIAG=m CONFIG_INET_UDP_DIAG=m CONFIG_IPV6=m @@ -283,7 +281,9 @@ CONFIG_NET_MPLS_GSO=m CONFIG_MPLS_ROUTING=m CONFIG_MPLS_IPTUNNEL=m CONFIG_NET_L3_MASTER_DEV=y +CONFIG_AF_KCM=m # CONFIG_WIRELESS is not set +CONFIG_NET_DEVLINK=m # CONFIG_UEVENT_HELPER is not set CONFIG_DEVTMPFS=y CONFIG_DEVTMPFS_MOUNT=y @@ -350,6 +350,7 @@ CONFIG_MACVTAP=m CONFIG_IPVLAN=m CONFIG_VXLAN=m CONFIG_GENEVE=m +CONFIG_MACSEC=m CONFIG_NETCONSOLE=m CONFIG_NETCONSOLE_DYNAMIC=y CONFIG_VETH=m @@ -432,6 +433,7 @@ CONFIG_JFS_FS=m CONFIG_XFS_FS=m CONFIG_OCFS2_FS=m # CONFIG_OCFS2_DEBUG_MASKLOG is not set +CONFIG_FS_ENCRYPTION=m CONFIG_FANOTIFY=y CONFIG_QUOTA_NETLINK_INTERFACE=y # CONFIG_PRINT_QUOTA_WARNING is not set @@ -448,6 +450,7 @@ CONFIG_VFAT_FS=m CONFIG_PROC_KCORE=y CONFIG_PROC_CHILDREN=y CONFIG_TMPFS=y +CONFIG_ORANGEFS_FS=m CONFIG_AFFS_FS=m CONFIG_ECRYPT_FS=m CONFIG_ECRYPT_FS_MESSAGING=y @@ -529,6 +532,7 @@ CONFIG_TEST_HEXDUMP=m CONFIG_TEST_STRING_HELPERS=m CONFIG_TEST_KSTRTOX=m CONFIG_TEST_PRINTF=m +CONFIG_TEST_BITMAP=m CONFIG_TEST_RHASHTABLE=m CONFIG_TEST_LKM=m CONFIG_TEST_USER_COPY=m @@ -537,7 +541,6 @@ CONFIG_TEST_FIRMWARE=m CONFIG_TEST_UDELAY=m CONFIG_TEST_STATIC_KEYS=m CONFIG_EARLY_PRINTK=y -CONFIG_ENCRYPTED_KEYS=m CONFIG_CRYPTO_RSA=m CONFIG_CRYPTO_MANAGER=y CONFIG_CRYPTO_USER=m @@ -545,12 +548,9 @@ CONFIG_CRYPTO_CRYPTD=m CONFIG_CRYPTO_MCRYPTD=m CONFIG_CRYPTO_TEST=m CONFIG_CRYPTO_CCM=m -CONFIG_CRYPTO_GCM=m CONFIG_CRYPTO_CHACHA20POLY1305=m -CONFIG_CRYPTO_CTS=m CONFIG_CRYPTO_LRW=m CONFIG_CRYPTO_PCBC=m -CONFIG_CRYPTO_XTS=m CONFIG_CRYPTO_KEYWRAP=m CONFIG_CRYPTO_XCBC=m CONFIG_CRYPTO_VMAC=m @@ -574,7 +574,6 @@ CONFIG_CRYPTO_SEED=m CONFIG_CRYPTO_SERPENT=m CONFIG_CRYPTO_TEA=m CONFIG_CRYPTO_TWOFISH=m -CONFIG_CRYPTO_ZLIB=m CONFIG_CRYPTO_LZO=m CONFIG_CRYPTO_842=m CONFIG_CRYPTO_LZ4=m diff --git a/arch/m68k/configs/bvme6000_defconfig b/arch/m68k/configs/bvme6000_defconfig index 8acc65e54995388614666716febdab1dda706376..475130c06dcba04b646ec2e7c199aee7045dea7d 100644 --- a/arch/m68k/configs/bvme6000_defconfig +++ b/arch/m68k/configs/bvme6000_defconfig @@ -1,7 +1,6 @@ CONFIG_LOCALVERSION="-bvme6000" CONFIG_SYSVIPC=y CONFIG_POSIX_MQUEUE=y -CONFIG_FHANDLE=y CONFIG_BSD_PROCESS_ACCT=y CONFIG_BSD_PROCESS_ACCT_V3=y CONFIG_LOG_BUF_SHIFT=16 @@ -60,7 +59,6 @@ CONFIG_INET_IPCOMP=m CONFIG_INET_XFRM_MODE_TRANSPORT=m CONFIG_INET_XFRM_MODE_TUNNEL=m CONFIG_INET_XFRM_MODE_BEET=m -# CONFIG_INET_LRO is not set CONFIG_INET_DIAG=m CONFIG_INET_UDP_DIAG=m CONFIG_IPV6=m @@ -281,7 +279,9 @@ CONFIG_NET_MPLS_GSO=m CONFIG_MPLS_ROUTING=m CONFIG_MPLS_IPTUNNEL=m CONFIG_NET_L3_MASTER_DEV=y +CONFIG_AF_KCM=m # CONFIG_WIRELESS is not set +CONFIG_NET_DEVLINK=m # CONFIG_UEVENT_HELPER is not set CONFIG_DEVTMPFS=y CONFIG_DEVTMPFS_MOUNT=y @@ -340,6 +340,7 @@ CONFIG_MACVTAP=m CONFIG_IPVLAN=m CONFIG_VXLAN=m CONFIG_GENEVE=m +CONFIG_MACSEC=m CONFIG_NETCONSOLE=m CONFIG_NETCONSOLE_DYNAMIC=y CONFIG_VETH=m @@ -403,6 +404,7 @@ CONFIG_JFS_FS=m CONFIG_XFS_FS=m CONFIG_OCFS2_FS=m # CONFIG_OCFS2_DEBUG_MASKLOG is not set +CONFIG_FS_ENCRYPTION=m CONFIG_FANOTIFY=y CONFIG_QUOTA_NETLINK_INTERFACE=y # CONFIG_PRINT_QUOTA_WARNING is not set @@ -419,6 +421,7 @@ CONFIG_VFAT_FS=m CONFIG_PROC_KCORE=y CONFIG_PROC_CHILDREN=y CONFIG_TMPFS=y +CONFIG_ORANGEFS_FS=m CONFIG_AFFS_FS=m CONFIG_ECRYPT_FS=m CONFIG_ECRYPT_FS_MESSAGING=y @@ -500,6 +503,7 @@ CONFIG_TEST_HEXDUMP=m CONFIG_TEST_STRING_HELPERS=m CONFIG_TEST_KSTRTOX=m CONFIG_TEST_PRINTF=m +CONFIG_TEST_BITMAP=m CONFIG_TEST_RHASHTABLE=m CONFIG_TEST_LKM=m CONFIG_TEST_USER_COPY=m @@ -508,7 +512,6 @@ CONFIG_TEST_FIRMWARE=m CONFIG_TEST_UDELAY=m CONFIG_TEST_STATIC_KEYS=m CONFIG_EARLY_PRINTK=y -CONFIG_ENCRYPTED_KEYS=m CONFIG_CRYPTO_RSA=m CONFIG_CRYPTO_MANAGER=y CONFIG_CRYPTO_USER=m @@ -516,12 +519,9 @@ CONFIG_CRYPTO_CRYPTD=m CONFIG_CRYPTO_MCRYPTD=m CONFIG_CRYPTO_TEST=m CONFIG_CRYPTO_CCM=m -CONFIG_CRYPTO_GCM=m CONFIG_CRYPTO_CHACHA20POLY1305=m -CONFIG_CRYPTO_CTS=m CONFIG_CRYPTO_LRW=m CONFIG_CRYPTO_PCBC=m -CONFIG_CRYPTO_XTS=m CONFIG_CRYPTO_KEYWRAP=m CONFIG_CRYPTO_XCBC=m CONFIG_CRYPTO_VMAC=m @@ -545,7 +545,6 @@ CONFIG_CRYPTO_SEED=m CONFIG_CRYPTO_SERPENT=m CONFIG_CRYPTO_TEA=m CONFIG_CRYPTO_TWOFISH=m -CONFIG_CRYPTO_ZLIB=m CONFIG_CRYPTO_LZO=m CONFIG_CRYPTO_842=m CONFIG_CRYPTO_LZ4=m diff --git a/arch/m68k/configs/hp300_defconfig b/arch/m68k/configs/hp300_defconfig index 0c6a3d52b26e2b2559f24963040d3ba65a91ed47..4339658c200f3eb8af4bc2645836e109466055cb 100644 --- a/arch/m68k/configs/hp300_defconfig +++ b/arch/m68k/configs/hp300_defconfig @@ -1,7 +1,6 @@ CONFIG_LOCALVERSION="-hp300" CONFIG_SYSVIPC=y CONFIG_POSIX_MQUEUE=y -CONFIG_FHANDLE=y CONFIG_BSD_PROCESS_ACCT=y CONFIG_BSD_PROCESS_ACCT_V3=y CONFIG_LOG_BUF_SHIFT=16 @@ -62,7 +61,6 @@ CONFIG_INET_IPCOMP=m CONFIG_INET_XFRM_MODE_TRANSPORT=m CONFIG_INET_XFRM_MODE_TUNNEL=m CONFIG_INET_XFRM_MODE_BEET=m -# CONFIG_INET_LRO is not set CONFIG_INET_DIAG=m CONFIG_INET_UDP_DIAG=m CONFIG_IPV6=m @@ -283,7 +281,9 @@ CONFIG_NET_MPLS_GSO=m CONFIG_MPLS_ROUTING=m CONFIG_MPLS_IPTUNNEL=m CONFIG_NET_L3_MASTER_DEV=y +CONFIG_AF_KCM=m # CONFIG_WIRELESS is not set +CONFIG_NET_DEVLINK=m # CONFIG_UEVENT_HELPER is not set CONFIG_DEVTMPFS=y CONFIG_DEVTMPFS_MOUNT=y @@ -341,6 +341,7 @@ CONFIG_MACVTAP=m CONFIG_IPVLAN=m CONFIG_VXLAN=m CONFIG_GENEVE=m +CONFIG_MACSEC=m CONFIG_NETCONSOLE=m CONFIG_NETCONSOLE_DYNAMIC=y CONFIG_VETH=m @@ -413,6 +414,7 @@ CONFIG_JFS_FS=m CONFIG_XFS_FS=m CONFIG_OCFS2_FS=m # CONFIG_OCFS2_DEBUG_MASKLOG is not set +CONFIG_FS_ENCRYPTION=m CONFIG_FANOTIFY=y CONFIG_QUOTA_NETLINK_INTERFACE=y # CONFIG_PRINT_QUOTA_WARNING is not set @@ -429,6 +431,7 @@ CONFIG_VFAT_FS=m CONFIG_PROC_KCORE=y CONFIG_PROC_CHILDREN=y CONFIG_TMPFS=y +CONFIG_ORANGEFS_FS=m CONFIG_AFFS_FS=m CONFIG_ECRYPT_FS=m CONFIG_ECRYPT_FS_MESSAGING=y @@ -510,6 +513,7 @@ CONFIG_TEST_HEXDUMP=m CONFIG_TEST_STRING_HELPERS=m CONFIG_TEST_KSTRTOX=m CONFIG_TEST_PRINTF=m +CONFIG_TEST_BITMAP=m CONFIG_TEST_RHASHTABLE=m CONFIG_TEST_LKM=m CONFIG_TEST_USER_COPY=m @@ -518,7 +522,6 @@ CONFIG_TEST_FIRMWARE=m CONFIG_TEST_UDELAY=m CONFIG_TEST_STATIC_KEYS=m CONFIG_EARLY_PRINTK=y -CONFIG_ENCRYPTED_KEYS=m CONFIG_CRYPTO_RSA=m CONFIG_CRYPTO_MANAGER=y CONFIG_CRYPTO_USER=m @@ -526,12 +529,9 @@ CONFIG_CRYPTO_CRYPTD=m CONFIG_CRYPTO_MCRYPTD=m CONFIG_CRYPTO_TEST=m CONFIG_CRYPTO_CCM=m -CONFIG_CRYPTO_GCM=m CONFIG_CRYPTO_CHACHA20POLY1305=m -CONFIG_CRYPTO_CTS=m CONFIG_CRYPTO_LRW=m CONFIG_CRYPTO_PCBC=m -CONFIG_CRYPTO_XTS=m CONFIG_CRYPTO_KEYWRAP=m CONFIG_CRYPTO_XCBC=m CONFIG_CRYPTO_VMAC=m @@ -555,7 +555,6 @@ CONFIG_CRYPTO_SEED=m CONFIG_CRYPTO_SERPENT=m CONFIG_CRYPTO_TEA=m CONFIG_CRYPTO_TWOFISH=m -CONFIG_CRYPTO_ZLIB=m CONFIG_CRYPTO_LZO=m CONFIG_CRYPTO_842=m CONFIG_CRYPTO_LZ4=m diff --git a/arch/m68k/configs/mac_defconfig b/arch/m68k/configs/mac_defconfig index 12a8a6cb32f4914f06c1f5d4c8e5dd6ba31381ef..831cc8c3a2e259f67d318257e72bcab84e36b8c1 100644 --- a/arch/m68k/configs/mac_defconfig +++ b/arch/m68k/configs/mac_defconfig @@ -1,7 +1,6 @@ CONFIG_LOCALVERSION="-mac" CONFIG_SYSVIPC=y CONFIG_POSIX_MQUEUE=y -CONFIG_FHANDLE=y CONFIG_BSD_PROCESS_ACCT=y CONFIG_BSD_PROCESS_ACCT_V3=y CONFIG_LOG_BUF_SHIFT=16 @@ -61,7 +60,6 @@ CONFIG_INET_IPCOMP=m CONFIG_INET_XFRM_MODE_TRANSPORT=m CONFIG_INET_XFRM_MODE_TUNNEL=m CONFIG_INET_XFRM_MODE_BEET=m -# CONFIG_INET_LRO is not set CONFIG_INET_DIAG=m CONFIG_INET_UDP_DIAG=m CONFIG_IPV6=m @@ -285,7 +283,9 @@ CONFIG_NET_MPLS_GSO=m CONFIG_MPLS_ROUTING=m CONFIG_MPLS_IPTUNNEL=m CONFIG_NET_L3_MASTER_DEV=y +CONFIG_AF_KCM=m # CONFIG_WIRELESS is not set +CONFIG_NET_DEVLINK=m # CONFIG_UEVENT_HELPER is not set CONFIG_DEVTMPFS=y CONFIG_DEVTMPFS_MOUNT=y @@ -357,6 +357,7 @@ CONFIG_MACVTAP=m CONFIG_IPVLAN=m CONFIG_VXLAN=m CONFIG_GENEVE=m +CONFIG_MACSEC=m CONFIG_NETCONSOLE=m CONFIG_NETCONSOLE_DYNAMIC=y CONFIG_VETH=m @@ -435,6 +436,7 @@ CONFIG_JFS_FS=m CONFIG_XFS_FS=m CONFIG_OCFS2_FS=m # CONFIG_OCFS2_DEBUG_MASKLOG is not set +CONFIG_FS_ENCRYPTION=m CONFIG_FANOTIFY=y CONFIG_QUOTA_NETLINK_INTERFACE=y # CONFIG_PRINT_QUOTA_WARNING is not set @@ -451,6 +453,7 @@ CONFIG_VFAT_FS=m CONFIG_PROC_KCORE=y CONFIG_PROC_CHILDREN=y CONFIG_TMPFS=y +CONFIG_ORANGEFS_FS=m CONFIG_AFFS_FS=m CONFIG_ECRYPT_FS=m CONFIG_ECRYPT_FS_MESSAGING=y @@ -532,6 +535,7 @@ CONFIG_TEST_HEXDUMP=m CONFIG_TEST_STRING_HELPERS=m CONFIG_TEST_KSTRTOX=m CONFIG_TEST_PRINTF=m +CONFIG_TEST_BITMAP=m CONFIG_TEST_RHASHTABLE=m CONFIG_TEST_LKM=m CONFIG_TEST_USER_COPY=m @@ -540,7 +544,6 @@ CONFIG_TEST_FIRMWARE=m CONFIG_TEST_UDELAY=m CONFIG_TEST_STATIC_KEYS=m CONFIG_EARLY_PRINTK=y -CONFIG_ENCRYPTED_KEYS=m CONFIG_CRYPTO_RSA=m CONFIG_CRYPTO_MANAGER=y CONFIG_CRYPTO_USER=m @@ -548,12 +551,9 @@ CONFIG_CRYPTO_CRYPTD=m CONFIG_CRYPTO_MCRYPTD=m CONFIG_CRYPTO_TEST=m CONFIG_CRYPTO_CCM=m -CONFIG_CRYPTO_GCM=m CONFIG_CRYPTO_CHACHA20POLY1305=m -CONFIG_CRYPTO_CTS=m CONFIG_CRYPTO_LRW=m CONFIG_CRYPTO_PCBC=m -CONFIG_CRYPTO_XTS=m CONFIG_CRYPTO_KEYWRAP=m CONFIG_CRYPTO_XCBC=m CONFIG_CRYPTO_VMAC=m @@ -577,7 +577,6 @@ CONFIG_CRYPTO_SEED=m CONFIG_CRYPTO_SERPENT=m CONFIG_CRYPTO_TEA=m CONFIG_CRYPTO_TWOFISH=m -CONFIG_CRYPTO_ZLIB=m CONFIG_CRYPTO_LZO=m CONFIG_CRYPTO_842=m CONFIG_CRYPTO_LZ4=m diff --git a/arch/m68k/configs/multi_defconfig b/arch/m68k/configs/multi_defconfig index 64ff2dcb34c89a3e60e26f9c468d654ed943e97f..6377afeb522bbb9a235d1bd57f36cc14ca36ac5b 100644 --- a/arch/m68k/configs/multi_defconfig +++ b/arch/m68k/configs/multi_defconfig @@ -1,7 +1,6 @@ CONFIG_LOCALVERSION="-multi" CONFIG_SYSVIPC=y CONFIG_POSIX_MQUEUE=y -CONFIG_FHANDLE=y CONFIG_BSD_PROCESS_ACCT=y CONFIG_BSD_PROCESS_ACCT_V3=y CONFIG_LOG_BUF_SHIFT=16 @@ -71,7 +70,6 @@ CONFIG_INET_IPCOMP=m CONFIG_INET_XFRM_MODE_TRANSPORT=m CONFIG_INET_XFRM_MODE_TUNNEL=m CONFIG_INET_XFRM_MODE_BEET=m -# CONFIG_INET_LRO is not set CONFIG_INET_DIAG=m CONFIG_INET_UDP_DIAG=m CONFIG_IPV6=m @@ -295,7 +293,9 @@ CONFIG_NET_MPLS_GSO=m CONFIG_MPLS_ROUTING=m CONFIG_MPLS_IPTUNNEL=m CONFIG_NET_L3_MASTER_DEV=y +CONFIG_AF_KCM=m # CONFIG_WIRELESS is not set +CONFIG_NET_DEVLINK=m # CONFIG_UEVENT_HELPER is not set CONFIG_DEVTMPFS=y CONFIG_DEVTMPFS_MOUNT=y @@ -390,6 +390,7 @@ CONFIG_MACVTAP=m CONFIG_IPVLAN=m CONFIG_VXLAN=m CONFIG_GENEVE=m +CONFIG_MACSEC=m CONFIG_NETCONSOLE=m CONFIG_NETCONSOLE_DYNAMIC=y CONFIG_VETH=m @@ -515,6 +516,7 @@ CONFIG_JFS_FS=m CONFIG_XFS_FS=m CONFIG_OCFS2_FS=m # CONFIG_OCFS2_DEBUG_MASKLOG is not set +CONFIG_FS_ENCRYPTION=m CONFIG_FANOTIFY=y CONFIG_QUOTA_NETLINK_INTERFACE=y # CONFIG_PRINT_QUOTA_WARNING is not set @@ -531,6 +533,7 @@ CONFIG_VFAT_FS=m CONFIG_PROC_KCORE=y CONFIG_PROC_CHILDREN=y CONFIG_TMPFS=y +CONFIG_ORANGEFS_FS=m CONFIG_AFFS_FS=m CONFIG_ECRYPT_FS=m CONFIG_ECRYPT_FS_MESSAGING=y @@ -612,6 +615,7 @@ CONFIG_TEST_HEXDUMP=m CONFIG_TEST_STRING_HELPERS=m CONFIG_TEST_KSTRTOX=m CONFIG_TEST_PRINTF=m +CONFIG_TEST_BITMAP=m CONFIG_TEST_RHASHTABLE=m CONFIG_TEST_LKM=m CONFIG_TEST_USER_COPY=m @@ -620,7 +624,6 @@ CONFIG_TEST_FIRMWARE=m CONFIG_TEST_UDELAY=m CONFIG_TEST_STATIC_KEYS=m CONFIG_EARLY_PRINTK=y -CONFIG_ENCRYPTED_KEYS=m CONFIG_CRYPTO_RSA=m CONFIG_CRYPTO_MANAGER=y CONFIG_CRYPTO_USER=m @@ -628,12 +631,9 @@ CONFIG_CRYPTO_CRYPTD=m CONFIG_CRYPTO_MCRYPTD=m CONFIG_CRYPTO_TEST=m CONFIG_CRYPTO_CCM=m -CONFIG_CRYPTO_GCM=m CONFIG_CRYPTO_CHACHA20POLY1305=m -CONFIG_CRYPTO_CTS=m CONFIG_CRYPTO_LRW=m CONFIG_CRYPTO_PCBC=m -CONFIG_CRYPTO_XTS=m CONFIG_CRYPTO_KEYWRAP=m CONFIG_CRYPTO_XCBC=m CONFIG_CRYPTO_VMAC=m @@ -657,7 +657,6 @@ CONFIG_CRYPTO_SEED=m CONFIG_CRYPTO_SERPENT=m CONFIG_CRYPTO_TEA=m CONFIG_CRYPTO_TWOFISH=m -CONFIG_CRYPTO_ZLIB=m CONFIG_CRYPTO_LZO=m CONFIG_CRYPTO_842=m CONFIG_CRYPTO_LZ4=m diff --git a/arch/m68k/configs/mvme147_defconfig b/arch/m68k/configs/mvme147_defconfig index 07fc6abcfe0c50e4b656a63a9da36c728b13cec4..4304b3d56262bc677383ba4389b65d5e9a7625cd 100644 --- a/arch/m68k/configs/mvme147_defconfig +++ b/arch/m68k/configs/mvme147_defconfig @@ -1,7 +1,6 @@ CONFIG_LOCALVERSION="-mvme147" CONFIG_SYSVIPC=y CONFIG_POSIX_MQUEUE=y -CONFIG_FHANDLE=y CONFIG_BSD_PROCESS_ACCT=y CONFIG_BSD_PROCESS_ACCT_V3=y CONFIG_LOG_BUF_SHIFT=16 @@ -59,7 +58,6 @@ CONFIG_INET_IPCOMP=m CONFIG_INET_XFRM_MODE_TRANSPORT=m CONFIG_INET_XFRM_MODE_TUNNEL=m CONFIG_INET_XFRM_MODE_BEET=m -# CONFIG_INET_LRO is not set CONFIG_INET_DIAG=m CONFIG_INET_UDP_DIAG=m CONFIG_IPV6=m @@ -280,7 +278,9 @@ CONFIG_NET_MPLS_GSO=m CONFIG_MPLS_ROUTING=m CONFIG_MPLS_IPTUNNEL=m CONFIG_NET_L3_MASTER_DEV=y +CONFIG_AF_KCM=m # CONFIG_WIRELESS is not set +CONFIG_NET_DEVLINK=m # CONFIG_UEVENT_HELPER is not set CONFIG_DEVTMPFS=y CONFIG_DEVTMPFS_MOUNT=y @@ -339,6 +339,7 @@ CONFIG_MACVTAP=m CONFIG_IPVLAN=m CONFIG_VXLAN=m CONFIG_GENEVE=m +CONFIG_MACSEC=m CONFIG_NETCONSOLE=m CONFIG_NETCONSOLE_DYNAMIC=y CONFIG_VETH=m @@ -403,6 +404,7 @@ CONFIG_JFS_FS=m CONFIG_XFS_FS=m CONFIG_OCFS2_FS=m # CONFIG_OCFS2_DEBUG_MASKLOG is not set +CONFIG_FS_ENCRYPTION=m CONFIG_FANOTIFY=y CONFIG_QUOTA_NETLINK_INTERFACE=y # CONFIG_PRINT_QUOTA_WARNING is not set @@ -419,6 +421,7 @@ CONFIG_VFAT_FS=m CONFIG_PROC_KCORE=y CONFIG_PROC_CHILDREN=y CONFIG_TMPFS=y +CONFIG_ORANGEFS_FS=m CONFIG_AFFS_FS=m CONFIG_ECRYPT_FS=m CONFIG_ECRYPT_FS_MESSAGING=y @@ -500,6 +503,7 @@ CONFIG_TEST_HEXDUMP=m CONFIG_TEST_STRING_HELPERS=m CONFIG_TEST_KSTRTOX=m CONFIG_TEST_PRINTF=m +CONFIG_TEST_BITMAP=m CONFIG_TEST_RHASHTABLE=m CONFIG_TEST_LKM=m CONFIG_TEST_USER_COPY=m @@ -508,7 +512,6 @@ CONFIG_TEST_FIRMWARE=m CONFIG_TEST_UDELAY=m CONFIG_TEST_STATIC_KEYS=m CONFIG_EARLY_PRINTK=y -CONFIG_ENCRYPTED_KEYS=m CONFIG_CRYPTO_RSA=m CONFIG_CRYPTO_MANAGER=y CONFIG_CRYPTO_USER=m @@ -516,12 +519,9 @@ CONFIG_CRYPTO_CRYPTD=m CONFIG_CRYPTO_MCRYPTD=m CONFIG_CRYPTO_TEST=m CONFIG_CRYPTO_CCM=m -CONFIG_CRYPTO_GCM=m CONFIG_CRYPTO_CHACHA20POLY1305=m -CONFIG_CRYPTO_CTS=m CONFIG_CRYPTO_LRW=m CONFIG_CRYPTO_PCBC=m -CONFIG_CRYPTO_XTS=m CONFIG_CRYPTO_KEYWRAP=m CONFIG_CRYPTO_XCBC=m CONFIG_CRYPTO_VMAC=m @@ -545,7 +545,6 @@ CONFIG_CRYPTO_SEED=m CONFIG_CRYPTO_SERPENT=m CONFIG_CRYPTO_TEA=m CONFIG_CRYPTO_TWOFISH=m -CONFIG_CRYPTO_ZLIB=m CONFIG_CRYPTO_LZO=m CONFIG_CRYPTO_842=m CONFIG_CRYPTO_LZ4=m diff --git a/arch/m68k/configs/mvme16x_defconfig b/arch/m68k/configs/mvme16x_defconfig index 69903ded88f71d1d51ad4b430acbd2f745fdf867..074bda4094ffd5b0913d4411371e2597774faab2 100644 --- a/arch/m68k/configs/mvme16x_defconfig +++ b/arch/m68k/configs/mvme16x_defconfig @@ -1,7 +1,6 @@ CONFIG_LOCALVERSION="-mvme16x" CONFIG_SYSVIPC=y CONFIG_POSIX_MQUEUE=y -CONFIG_FHANDLE=y CONFIG_BSD_PROCESS_ACCT=y CONFIG_BSD_PROCESS_ACCT_V3=y CONFIG_LOG_BUF_SHIFT=16 @@ -60,7 +59,6 @@ CONFIG_INET_IPCOMP=m CONFIG_INET_XFRM_MODE_TRANSPORT=m CONFIG_INET_XFRM_MODE_TUNNEL=m CONFIG_INET_XFRM_MODE_BEET=m -# CONFIG_INET_LRO is not set CONFIG_INET_DIAG=m CONFIG_INET_UDP_DIAG=m CONFIG_IPV6=m @@ -281,7 +279,9 @@ CONFIG_NET_MPLS_GSO=m CONFIG_MPLS_ROUTING=m CONFIG_MPLS_IPTUNNEL=m CONFIG_NET_L3_MASTER_DEV=y +CONFIG_AF_KCM=m # CONFIG_WIRELESS is not set +CONFIG_NET_DEVLINK=m # CONFIG_UEVENT_HELPER is not set CONFIG_DEVTMPFS=y CONFIG_DEVTMPFS_MOUNT=y @@ -340,6 +340,7 @@ CONFIG_MACVTAP=m CONFIG_IPVLAN=m CONFIG_VXLAN=m CONFIG_GENEVE=m +CONFIG_MACSEC=m CONFIG_NETCONSOLE=m CONFIG_NETCONSOLE_DYNAMIC=y CONFIG_VETH=m @@ -403,6 +404,7 @@ CONFIG_JFS_FS=m CONFIG_XFS_FS=m CONFIG_OCFS2_FS=m # CONFIG_OCFS2_DEBUG_MASKLOG is not set +CONFIG_FS_ENCRYPTION=m CONFIG_FANOTIFY=y CONFIG_QUOTA_NETLINK_INTERFACE=y # CONFIG_PRINT_QUOTA_WARNING is not set @@ -419,6 +421,7 @@ CONFIG_VFAT_FS=m CONFIG_PROC_KCORE=y CONFIG_PROC_CHILDREN=y CONFIG_TMPFS=y +CONFIG_ORANGEFS_FS=m CONFIG_AFFS_FS=m CONFIG_ECRYPT_FS=m CONFIG_ECRYPT_FS_MESSAGING=y @@ -500,6 +503,7 @@ CONFIG_TEST_HEXDUMP=m CONFIG_TEST_STRING_HELPERS=m CONFIG_TEST_KSTRTOX=m CONFIG_TEST_PRINTF=m +CONFIG_TEST_BITMAP=m CONFIG_TEST_RHASHTABLE=m CONFIG_TEST_LKM=m CONFIG_TEST_USER_COPY=m @@ -508,7 +512,6 @@ CONFIG_TEST_FIRMWARE=m CONFIG_TEST_UDELAY=m CONFIG_TEST_STATIC_KEYS=m CONFIG_EARLY_PRINTK=y -CONFIG_ENCRYPTED_KEYS=m CONFIG_CRYPTO_RSA=m CONFIG_CRYPTO_MANAGER=y CONFIG_CRYPTO_USER=m @@ -516,12 +519,9 @@ CONFIG_CRYPTO_CRYPTD=m CONFIG_CRYPTO_MCRYPTD=m CONFIG_CRYPTO_TEST=m CONFIG_CRYPTO_CCM=m -CONFIG_CRYPTO_GCM=m CONFIG_CRYPTO_CHACHA20POLY1305=m -CONFIG_CRYPTO_CTS=m CONFIG_CRYPTO_LRW=m CONFIG_CRYPTO_PCBC=m -CONFIG_CRYPTO_XTS=m CONFIG_CRYPTO_KEYWRAP=m CONFIG_CRYPTO_XCBC=m CONFIG_CRYPTO_VMAC=m @@ -545,7 +545,6 @@ CONFIG_CRYPTO_SEED=m CONFIG_CRYPTO_SERPENT=m CONFIG_CRYPTO_TEA=m CONFIG_CRYPTO_TWOFISH=m -CONFIG_CRYPTO_ZLIB=m CONFIG_CRYPTO_LZO=m CONFIG_CRYPTO_842=m CONFIG_CRYPTO_LZ4=m diff --git a/arch/m68k/configs/q40_defconfig b/arch/m68k/configs/q40_defconfig index bd8401686ddef143bf036159cb3f4ea650772f32..07b9fa8d7f2ea71dd09a26c8d9abe4a519baa07c 100644 --- a/arch/m68k/configs/q40_defconfig +++ b/arch/m68k/configs/q40_defconfig @@ -1,7 +1,6 @@ CONFIG_LOCALVERSION="-q40" CONFIG_SYSVIPC=y CONFIG_POSIX_MQUEUE=y -CONFIG_FHANDLE=y CONFIG_BSD_PROCESS_ACCT=y CONFIG_BSD_PROCESS_ACCT_V3=y CONFIG_LOG_BUF_SHIFT=16 @@ -60,7 +59,6 @@ CONFIG_INET_IPCOMP=m CONFIG_INET_XFRM_MODE_TRANSPORT=m CONFIG_INET_XFRM_MODE_TUNNEL=m CONFIG_INET_XFRM_MODE_BEET=m -# CONFIG_INET_LRO is not set CONFIG_INET_DIAG=m CONFIG_INET_UDP_DIAG=m CONFIG_IPV6=m @@ -281,7 +279,9 @@ CONFIG_NET_MPLS_GSO=m CONFIG_MPLS_ROUTING=m CONFIG_MPLS_IPTUNNEL=m CONFIG_NET_L3_MASTER_DEV=y +CONFIG_AF_KCM=m # CONFIG_WIRELESS is not set +CONFIG_NET_DEVLINK=m # CONFIG_UEVENT_HELPER is not set CONFIG_DEVTMPFS=y CONFIG_DEVTMPFS_MOUNT=y @@ -346,6 +346,7 @@ CONFIG_MACVTAP=m CONFIG_IPVLAN=m CONFIG_VXLAN=m CONFIG_GENEVE=m +CONFIG_MACSEC=m CONFIG_NETCONSOLE=m CONFIG_NETCONSOLE_DYNAMIC=y CONFIG_VETH=m @@ -426,6 +427,7 @@ CONFIG_JFS_FS=m CONFIG_XFS_FS=m CONFIG_OCFS2_FS=m # CONFIG_OCFS2_DEBUG_MASKLOG is not set +CONFIG_FS_ENCRYPTION=m CONFIG_FANOTIFY=y CONFIG_QUOTA_NETLINK_INTERFACE=y # CONFIG_PRINT_QUOTA_WARNING is not set @@ -442,6 +444,7 @@ CONFIG_VFAT_FS=m CONFIG_PROC_KCORE=y CONFIG_PROC_CHILDREN=y CONFIG_TMPFS=y +CONFIG_ORANGEFS_FS=m CONFIG_AFFS_FS=m CONFIG_ECRYPT_FS=m CONFIG_ECRYPT_FS_MESSAGING=y @@ -523,6 +526,7 @@ CONFIG_TEST_HEXDUMP=m CONFIG_TEST_STRING_HELPERS=m CONFIG_TEST_KSTRTOX=m CONFIG_TEST_PRINTF=m +CONFIG_TEST_BITMAP=m CONFIG_TEST_RHASHTABLE=m CONFIG_TEST_LKM=m CONFIG_TEST_USER_COPY=m @@ -531,7 +535,6 @@ CONFIG_TEST_FIRMWARE=m CONFIG_TEST_UDELAY=m CONFIG_TEST_STATIC_KEYS=m CONFIG_EARLY_PRINTK=y -CONFIG_ENCRYPTED_KEYS=m CONFIG_CRYPTO_RSA=m CONFIG_CRYPTO_MANAGER=y CONFIG_CRYPTO_USER=m @@ -539,12 +542,9 @@ CONFIG_CRYPTO_CRYPTD=m CONFIG_CRYPTO_MCRYPTD=m CONFIG_CRYPTO_TEST=m CONFIG_CRYPTO_CCM=m -CONFIG_CRYPTO_GCM=m CONFIG_CRYPTO_CHACHA20POLY1305=m -CONFIG_CRYPTO_CTS=m CONFIG_CRYPTO_LRW=m CONFIG_CRYPTO_PCBC=m -CONFIG_CRYPTO_XTS=m CONFIG_CRYPTO_KEYWRAP=m CONFIG_CRYPTO_XCBC=m CONFIG_CRYPTO_VMAC=m @@ -568,7 +568,6 @@ CONFIG_CRYPTO_SEED=m CONFIG_CRYPTO_SERPENT=m CONFIG_CRYPTO_TEA=m CONFIG_CRYPTO_TWOFISH=m -CONFIG_CRYPTO_ZLIB=m CONFIG_CRYPTO_LZO=m CONFIG_CRYPTO_842=m CONFIG_CRYPTO_LZ4=m diff --git a/arch/m68k/configs/sun3_defconfig b/arch/m68k/configs/sun3_defconfig index 5f9fb3ab9636808d46b75f3696f477ab91e6dd79..36e6fae02d458e2dcb1a96c0caee68a5301f0341 100644 --- a/arch/m68k/configs/sun3_defconfig +++ b/arch/m68k/configs/sun3_defconfig @@ -1,7 +1,6 @@ CONFIG_LOCALVERSION="-sun3" CONFIG_SYSVIPC=y CONFIG_POSIX_MQUEUE=y -CONFIG_FHANDLE=y CONFIG_BSD_PROCESS_ACCT=y CONFIG_BSD_PROCESS_ACCT_V3=y CONFIG_LOG_BUF_SHIFT=16 @@ -57,7 +56,6 @@ CONFIG_INET_IPCOMP=m CONFIG_INET_XFRM_MODE_TRANSPORT=m CONFIG_INET_XFRM_MODE_TUNNEL=m CONFIG_INET_XFRM_MODE_BEET=m -# CONFIG_INET_LRO is not set CONFIG_INET_DIAG=m CONFIG_INET_UDP_DIAG=m CONFIG_IPV6=m @@ -278,7 +276,9 @@ CONFIG_NET_MPLS_GSO=m CONFIG_MPLS_ROUTING=m CONFIG_MPLS_IPTUNNEL=m CONFIG_NET_L3_MASTER_DEV=y +CONFIG_AF_KCM=m # CONFIG_WIRELESS is not set +CONFIG_NET_DEVLINK=m # CONFIG_UEVENT_HELPER is not set CONFIG_DEVTMPFS=y CONFIG_DEVTMPFS_MOUNT=y @@ -337,6 +337,7 @@ CONFIG_MACVTAP=m CONFIG_IPVLAN=m CONFIG_VXLAN=m CONFIG_GENEVE=m +CONFIG_MACSEC=m CONFIG_NETCONSOLE=m CONFIG_NETCONSOLE_DYNAMIC=y CONFIG_VETH=m @@ -405,6 +406,7 @@ CONFIG_JFS_FS=m CONFIG_XFS_FS=m CONFIG_OCFS2_FS=m # CONFIG_OCFS2_DEBUG_MASKLOG is not set +CONFIG_FS_ENCRYPTION=m CONFIG_FANOTIFY=y CONFIG_QUOTA_NETLINK_INTERFACE=y # CONFIG_PRINT_QUOTA_WARNING is not set @@ -421,6 +423,7 @@ CONFIG_VFAT_FS=m CONFIG_PROC_KCORE=y CONFIG_PROC_CHILDREN=y CONFIG_TMPFS=y +CONFIG_ORANGEFS_FS=m CONFIG_AFFS_FS=m CONFIG_ECRYPT_FS=m CONFIG_ECRYPT_FS_MESSAGING=y @@ -502,6 +505,7 @@ CONFIG_TEST_HEXDUMP=m CONFIG_TEST_STRING_HELPERS=m CONFIG_TEST_KSTRTOX=m CONFIG_TEST_PRINTF=m +CONFIG_TEST_BITMAP=m CONFIG_TEST_RHASHTABLE=m CONFIG_TEST_LKM=m CONFIG_TEST_USER_COPY=m @@ -509,7 +513,6 @@ CONFIG_TEST_BPF=m CONFIG_TEST_FIRMWARE=m CONFIG_TEST_UDELAY=m CONFIG_TEST_STATIC_KEYS=m -CONFIG_ENCRYPTED_KEYS=m CONFIG_CRYPTO_RSA=m CONFIG_CRYPTO_MANAGER=y CONFIG_CRYPTO_USER=m @@ -517,12 +520,9 @@ CONFIG_CRYPTO_CRYPTD=m CONFIG_CRYPTO_MCRYPTD=m CONFIG_CRYPTO_TEST=m CONFIG_CRYPTO_CCM=m -CONFIG_CRYPTO_GCM=m CONFIG_CRYPTO_CHACHA20POLY1305=m -CONFIG_CRYPTO_CTS=m CONFIG_CRYPTO_LRW=m CONFIG_CRYPTO_PCBC=m -CONFIG_CRYPTO_XTS=m CONFIG_CRYPTO_KEYWRAP=m CONFIG_CRYPTO_XCBC=m CONFIG_CRYPTO_VMAC=m @@ -546,7 +546,6 @@ CONFIG_CRYPTO_SEED=m CONFIG_CRYPTO_SERPENT=m CONFIG_CRYPTO_TEA=m CONFIG_CRYPTO_TWOFISH=m -CONFIG_CRYPTO_ZLIB=m CONFIG_CRYPTO_LZO=m CONFIG_CRYPTO_842=m CONFIG_CRYPTO_LZ4=m diff --git a/arch/m68k/configs/sun3x_defconfig b/arch/m68k/configs/sun3x_defconfig index 5d1c674530e2ba73ca43ffc4940f139772962152..903acf929511e5066403bfdd1c4d78bbc4084c35 100644 --- a/arch/m68k/configs/sun3x_defconfig +++ b/arch/m68k/configs/sun3x_defconfig @@ -1,7 +1,6 @@ CONFIG_LOCALVERSION="-sun3x" CONFIG_SYSVIPC=y CONFIG_POSIX_MQUEUE=y -CONFIG_FHANDLE=y CONFIG_BSD_PROCESS_ACCT=y CONFIG_BSD_PROCESS_ACCT_V3=y CONFIG_LOG_BUF_SHIFT=16 @@ -57,7 +56,6 @@ CONFIG_INET_IPCOMP=m CONFIG_INET_XFRM_MODE_TRANSPORT=m CONFIG_INET_XFRM_MODE_TUNNEL=m CONFIG_INET_XFRM_MODE_BEET=m -# CONFIG_INET_LRO is not set CONFIG_INET_DIAG=m CONFIG_INET_UDP_DIAG=m CONFIG_IPV6=m @@ -278,7 +276,9 @@ CONFIG_NET_MPLS_GSO=m CONFIG_MPLS_ROUTING=m CONFIG_MPLS_IPTUNNEL=m CONFIG_NET_L3_MASTER_DEV=y +CONFIG_AF_KCM=m # CONFIG_WIRELESS is not set +CONFIG_NET_DEVLINK=m # CONFIG_UEVENT_HELPER is not set CONFIG_DEVTMPFS=y CONFIG_DEVTMPFS_MOUNT=y @@ -337,6 +337,7 @@ CONFIG_MACVTAP=m CONFIG_IPVLAN=m CONFIG_VXLAN=m CONFIG_GENEVE=m +CONFIG_MACSEC=m CONFIG_NETCONSOLE=m CONFIG_NETCONSOLE_DYNAMIC=y CONFIG_VETH=m @@ -405,6 +406,7 @@ CONFIG_JFS_FS=m CONFIG_XFS_FS=m CONFIG_OCFS2_FS=m # CONFIG_OCFS2_DEBUG_MASKLOG is not set +CONFIG_FS_ENCRYPTION=m CONFIG_FANOTIFY=y CONFIG_QUOTA_NETLINK_INTERFACE=y # CONFIG_PRINT_QUOTA_WARNING is not set @@ -421,6 +423,7 @@ CONFIG_VFAT_FS=m CONFIG_PROC_KCORE=y CONFIG_PROC_CHILDREN=y CONFIG_TMPFS=y +CONFIG_ORANGEFS_FS=m CONFIG_AFFS_FS=m CONFIG_ECRYPT_FS=m CONFIG_ECRYPT_FS_MESSAGING=y @@ -502,6 +505,7 @@ CONFIG_TEST_HEXDUMP=m CONFIG_TEST_STRING_HELPERS=m CONFIG_TEST_KSTRTOX=m CONFIG_TEST_PRINTF=m +CONFIG_TEST_BITMAP=m CONFIG_TEST_RHASHTABLE=m CONFIG_TEST_LKM=m CONFIG_TEST_USER_COPY=m @@ -510,7 +514,6 @@ CONFIG_TEST_FIRMWARE=m CONFIG_TEST_UDELAY=m CONFIG_TEST_STATIC_KEYS=m CONFIG_EARLY_PRINTK=y -CONFIG_ENCRYPTED_KEYS=m CONFIG_CRYPTO_RSA=m CONFIG_CRYPTO_MANAGER=y CONFIG_CRYPTO_USER=m @@ -518,12 +521,9 @@ CONFIG_CRYPTO_CRYPTD=m CONFIG_CRYPTO_MCRYPTD=m CONFIG_CRYPTO_TEST=m CONFIG_CRYPTO_CCM=m -CONFIG_CRYPTO_GCM=m CONFIG_CRYPTO_CHACHA20POLY1305=m -CONFIG_CRYPTO_CTS=m CONFIG_CRYPTO_LRW=m CONFIG_CRYPTO_PCBC=m -CONFIG_CRYPTO_XTS=m CONFIG_CRYPTO_KEYWRAP=m CONFIG_CRYPTO_XCBC=m CONFIG_CRYPTO_VMAC=m @@ -547,7 +547,6 @@ CONFIG_CRYPTO_SEED=m CONFIG_CRYPTO_SERPENT=m CONFIG_CRYPTO_TEA=m CONFIG_CRYPTO_TWOFISH=m -CONFIG_CRYPTO_ZLIB=m CONFIG_CRYPTO_LZO=m CONFIG_CRYPTO_842=m CONFIG_CRYPTO_LZ4=m diff --git a/arch/m68k/include/asm/unistd.h b/arch/m68k/include/asm/unistd.h index bafaff6dcd7bda8a28101f140159f9a7a76638db..a857d82ec5094abc30e353f25370365194a01194 100644 --- a/arch/m68k/include/asm/unistd.h +++ b/arch/m68k/include/asm/unistd.h @@ -4,7 +4,7 @@ #include -#define NR_syscalls 377 +#define NR_syscalls 379 #define __ARCH_WANT_OLD_READDIR #define __ARCH_WANT_OLD_STAT diff --git a/arch/m68k/include/uapi/asm/unistd.h b/arch/m68k/include/uapi/asm/unistd.h index 0ca729665f29e9d67851aed2c1c52be75bbd078b..9fe674bf911fd2a4e61d7119f9b91ffbdddf44f5 100644 --- a/arch/m68k/include/uapi/asm/unistd.h +++ b/arch/m68k/include/uapi/asm/unistd.h @@ -382,5 +382,7 @@ #define __NR_membarrier 374 #define __NR_mlock2 375 #define __NR_copy_file_range 376 +#define __NR_preadv2 377 +#define __NR_pwritev2 378 #endif /* _UAPI_ASM_M68K_UNISTD_H_ */ diff --git a/arch/m68k/kernel/syscalltable.S b/arch/m68k/kernel/syscalltable.S index 8bb94261ff97d953fcfbe7c305e6a7ecfce27a97..d6fd6d9ced2474ab477b0becefbd5f695d256e96 100644 --- a/arch/m68k/kernel/syscalltable.S +++ b/arch/m68k/kernel/syscalltable.S @@ -397,3 +397,5 @@ ENTRY(sys_call_table) .long sys_membarrier .long sys_mlock2 /* 375 */ .long sys_copy_file_range + .long sys_preadv2 + .long sys_pwritev2 diff --git a/arch/mips/alchemy/common/dbdma.c b/arch/mips/alchemy/common/dbdma.c index 745695db5ba068d2b0416b879234e2a44174eea7..f2f264b5aafe224c2efe7bc489d34b4b7c145aad 100644 --- a/arch/mips/alchemy/common/dbdma.c +++ b/arch/mips/alchemy/common/dbdma.c @@ -261,7 +261,7 @@ u32 au1xxx_dbdma_chan_alloc(u32 srcid, u32 destid, au1x_dma_chan_t *cp; /* - * We do the intialization on the first channel allocation. + * We do the initialization on the first channel allocation. * We have to wait because of the interrupt handler initialization * which can't be done successfully during board set up. */ @@ -964,7 +964,7 @@ u32 au1xxx_dbdma_put_dscr(u32 chanid, au1x_ddma_desc_t *dscr) dp->dscr_source1 = dscr->dscr_source1; dp->dscr_cmd1 = dscr->dscr_cmd1; nbytes = dscr->dscr_cmd1; - /* Allow the caller to specifiy if an interrupt is generated */ + /* Allow the caller to specify if an interrupt is generated */ dp->dscr_cmd0 &= ~DSCR_CMD0_IE; dp->dscr_cmd0 |= dscr->dscr_cmd0 | DSCR_CMD0_V; ctp->chan_ptr->ddma_dbell = 0; diff --git a/arch/mips/alchemy/devboards/db1000.c b/arch/mips/alchemy/devboards/db1000.c index bdeed9d13c6fe01c0c804b695af44efd16817f46..433c4b9a9f0a92af20e31f1f16f9be5cde955b12 100644 --- a/arch/mips/alchemy/devboards/db1000.c +++ b/arch/mips/alchemy/devboards/db1000.c @@ -503,15 +503,15 @@ int __init db1000_dev_setup(void) if (board == BCSR_WHOAMI_DB1500) { c0 = AU1500_GPIO2_INT; c1 = AU1500_GPIO5_INT; - d0 = AU1500_GPIO0_INT; - d1 = AU1500_GPIO3_INT; + d0 = 0; /* GPIO number, NOT irq! */ + d1 = 3; /* GPIO number, NOT irq! */ s0 = AU1500_GPIO1_INT; s1 = AU1500_GPIO4_INT; } else if (board == BCSR_WHOAMI_DB1100) { c0 = AU1100_GPIO2_INT; c1 = AU1100_GPIO5_INT; - d0 = AU1100_GPIO0_INT; - d1 = AU1100_GPIO3_INT; + d0 = 0; /* GPIO number, NOT irq! */ + d1 = 3; /* GPIO number, NOT irq! */ s0 = AU1100_GPIO1_INT; s1 = AU1100_GPIO4_INT; @@ -545,15 +545,15 @@ int __init db1000_dev_setup(void) } else if (board == BCSR_WHOAMI_DB1000) { c0 = AU1000_GPIO2_INT; c1 = AU1000_GPIO5_INT; - d0 = AU1000_GPIO0_INT; - d1 = AU1000_GPIO3_INT; + d0 = 0; /* GPIO number, NOT irq! */ + d1 = 3; /* GPIO number, NOT irq! */ s0 = AU1000_GPIO1_INT; s1 = AU1000_GPIO4_INT; platform_add_devices(db1000_devs, ARRAY_SIZE(db1000_devs)); } else if ((board == BCSR_WHOAMI_PB1500) || (board == BCSR_WHOAMI_PB1500R2)) { c0 = AU1500_GPIO203_INT; - d0 = AU1500_GPIO201_INT; + d0 = 1; /* GPIO number, NOT irq! */ s0 = AU1500_GPIO202_INT; twosocks = 0; flashsize = 64; @@ -566,7 +566,7 @@ int __init db1000_dev_setup(void) */ } else if (board == BCSR_WHOAMI_PB1100) { c0 = AU1100_GPIO11_INT; - d0 = AU1100_GPIO9_INT; + d0 = 9; /* GPIO number, NOT irq! */ s0 = AU1100_GPIO10_INT; twosocks = 0; flashsize = 64; @@ -583,7 +583,6 @@ int __init db1000_dev_setup(void) } else return 0; /* unknown board, no further dev setup to do */ - irq_set_irq_type(d0, IRQ_TYPE_EDGE_BOTH); irq_set_irq_type(c0, IRQ_TYPE_LEVEL_LOW); irq_set_irq_type(s0, IRQ_TYPE_LEVEL_LOW); @@ -597,7 +596,6 @@ int __init db1000_dev_setup(void) c0, d0, /*s0*/0, 0, 0); if (twosocks) { - irq_set_irq_type(d1, IRQ_TYPE_EDGE_BOTH); irq_set_irq_type(c1, IRQ_TYPE_LEVEL_LOW); irq_set_irq_type(s1, IRQ_TYPE_LEVEL_LOW); diff --git a/arch/mips/alchemy/devboards/db1550.c b/arch/mips/alchemy/devboards/db1550.c index b518f029f5e7bcd97e62b5017408652fa7a111dd..1c01d6eadb08d89a56519b512cc02cb1a186704b 100644 --- a/arch/mips/alchemy/devboards/db1550.c +++ b/arch/mips/alchemy/devboards/db1550.c @@ -514,7 +514,7 @@ static void __init db1550_devices(void) AU1000_PCMCIA_MEM_PHYS_ADDR + 0x000400000 - 1, AU1000_PCMCIA_IO_PHYS_ADDR, AU1000_PCMCIA_IO_PHYS_ADDR + 0x000010000 - 1, - AU1550_GPIO3_INT, AU1550_GPIO0_INT, + AU1550_GPIO3_INT, 0, /*AU1550_GPIO21_INT*/0, 0, 0); db1x_register_pcmcia_socket( @@ -524,7 +524,7 @@ static void __init db1550_devices(void) AU1000_PCMCIA_MEM_PHYS_ADDR + 0x004400000 - 1, AU1000_PCMCIA_IO_PHYS_ADDR + 0x004000000, AU1000_PCMCIA_IO_PHYS_ADDR + 0x004010000 - 1, - AU1550_GPIO5_INT, AU1550_GPIO1_INT, + AU1550_GPIO5_INT, 1, /*AU1550_GPIO22_INT*/0, 0, 1); platform_device_register(&db1550_nand_dev); diff --git a/arch/mips/ath79/clock.c b/arch/mips/ath79/clock.c index eb5117ced95ac0a49dc92a3caa1cc32b56b19022..618dfd735eede5e771061d6a42943150d19b93a6 100644 --- a/arch/mips/ath79/clock.c +++ b/arch/mips/ath79/clock.c @@ -26,8 +26,7 @@ #include "common.h" #define AR71XX_BASE_FREQ 40000000 -#define AR724X_BASE_FREQ 5000000 -#define AR913X_BASE_FREQ 5000000 +#define AR724X_BASE_FREQ 40000000 static struct clk *clks[3]; static struct clk_onecell_data clk_data = { @@ -103,8 +102,8 @@ static void __init ar724x_clocks_init(void) div = ((pll >> AR724X_PLL_FB_SHIFT) & AR724X_PLL_FB_MASK); freq = div * ref_rate; - div = ((pll >> AR724X_PLL_REF_DIV_SHIFT) & AR724X_PLL_REF_DIV_MASK); - freq *= div; + div = ((pll >> AR724X_PLL_REF_DIV_SHIFT) & AR724X_PLL_REF_DIV_MASK) * 2; + freq /= div; cpu_rate = freq; @@ -123,39 +122,6 @@ static void __init ar724x_clocks_init(void) clk_add_alias("uart", NULL, "ahb", NULL); } -static void __init ar913x_clocks_init(void) -{ - unsigned long ref_rate; - unsigned long cpu_rate; - unsigned long ddr_rate; - unsigned long ahb_rate; - u32 pll; - u32 freq; - u32 div; - - ref_rate = AR913X_BASE_FREQ; - pll = ath79_pll_rr(AR913X_PLL_REG_CPU_CONFIG); - - div = ((pll >> AR913X_PLL_FB_SHIFT) & AR913X_PLL_FB_MASK); - freq = div * ref_rate; - - cpu_rate = freq; - - div = ((pll >> AR913X_DDR_DIV_SHIFT) & AR913X_DDR_DIV_MASK) + 1; - ddr_rate = freq / div; - - div = (((pll >> AR913X_AHB_DIV_SHIFT) & AR913X_AHB_DIV_MASK) + 1) * 2; - ahb_rate = cpu_rate / div; - - ath79_add_sys_clkdev("ref", ref_rate); - clks[0] = ath79_add_sys_clkdev("cpu", cpu_rate); - clks[1] = ath79_add_sys_clkdev("ddr", ddr_rate); - clks[2] = ath79_add_sys_clkdev("ahb", ahb_rate); - - clk_add_alias("wdt", NULL, "ahb", NULL); - clk_add_alias("uart", NULL, "ahb", NULL); -} - static void __init ar933x_clocks_init(void) { unsigned long ref_rate; @@ -443,10 +409,8 @@ void __init ath79_clocks_init(void) { if (soc_is_ar71xx()) ar71xx_clocks_init(); - else if (soc_is_ar724x()) + else if (soc_is_ar724x() || soc_is_ar913x()) ar724x_clocks_init(); - else if (soc_is_ar913x()) - ar913x_clocks_init(); else if (soc_is_ar933x()) ar933x_clocks_init(); else if (soc_is_ar934x()) diff --git a/arch/mips/bcm47xx/sprom.c b/arch/mips/bcm47xx/sprom.c index 959c145a0a2c1654d1ac3b58a98db92ef435a713..ca7ad131d05703003ac007a6e76e8b8a358115db 100644 --- a/arch/mips/bcm47xx/sprom.c +++ b/arch/mips/bcm47xx/sprom.c @@ -714,11 +714,11 @@ void bcm47xx_sprom_register_fallbacks(void) { #if defined(CONFIG_BCM47XX_SSB) if (ssb_arch_register_fallback_sprom(&bcm47xx_get_sprom_ssb)) - pr_warn("Failed to registered ssb SPROM handler\n"); + pr_warn("Failed to register ssb SPROM handler\n"); #endif #if defined(CONFIG_BCM47XX_BCMA) if (bcma_arch_register_fallback_sprom(&bcm47xx_get_sprom_bcma)) - pr_warn("Failed to registered bcma SPROM handler\n"); + pr_warn("Failed to register bcma SPROM handler\n"); #endif } diff --git a/arch/mips/boot/compressed/Makefile b/arch/mips/boot/compressed/Makefile index 4eff1ef02eff9abec4ae03d4248f144ef8fa0058..309d2ad67e4d6ee3d7c8c844506b5ae8bd92b24d 100644 --- a/arch/mips/boot/compressed/Makefile +++ b/arch/mips/boot/compressed/Makefile @@ -39,10 +39,11 @@ vmlinuzobjs-$(CONFIG_SYS_SUPPORTS_ZBOOT_UART_PROM) += $(obj)/uart-prom.o vmlinuzobjs-$(CONFIG_MIPS_ALCHEMY) += $(obj)/uart-alchemy.o endif -vmlinuzobjs-$(CONFIG_KERNEL_XZ) += $(obj)/ashldi3.o +vmlinuzobjs-$(CONFIG_KERNEL_XZ) += $(obj)/ashldi3.o $(obj)/bswapsi.o -$(obj)/ashldi3.o: KBUILD_CFLAGS += -I$(srctree)/arch/mips/lib -$(obj)/ashldi3.c: $(srctree)/arch/mips/lib/ashldi3.c +extra-y += ashldi3.c bswapsi.c +$(obj)/ashldi3.o $(obj)/bswapsi.o: KBUILD_CFLAGS += -I$(srctree)/arch/mips/lib +$(obj)/ashldi3.c $(obj)/bswapsi.c: $(obj)/%.c: $(srctree)/arch/mips/lib/%.c $(call cmd,shipped) targets := $(notdir $(vmlinuzobjs-y)) diff --git a/arch/mips/boot/dts/brcm/bcm7435.dtsi b/arch/mips/boot/dts/brcm/bcm7435.dtsi index adb33e3550430de99adb3b2e2c211310fabc65a9..56035e5b70084918a121247ace50f19d3fefdfe9 100644 --- a/arch/mips/boot/dts/brcm/bcm7435.dtsi +++ b/arch/mips/boot/dts/brcm/bcm7435.dtsi @@ -82,7 +82,7 @@ sun_l2_intc: sun_l2_intc@403000 { }; gisb-arb@400000 { - compatible = "brcm,bcm7400-gisb-arb"; + compatible = "brcm,bcm7435-gisb-arb"; reg = <0x400000 0xdc>; native-endian; interrupt-parent = <&sun_l2_intc>; diff --git a/arch/mips/boot/dts/qca/ar9132.dtsi b/arch/mips/boot/dts/qca/ar9132.dtsi index 3ad4ba9b12fd6a649eb07b201414f18ba60b83a7..3c2ed9ee5b2f89d3f8b17eef1328b1dbb68702eb 100644 --- a/arch/mips/boot/dts/qca/ar9132.dtsi +++ b/arch/mips/boot/dts/qca/ar9132.dtsi @@ -83,7 +83,7 @@ gpio: gpio@18040000 { }; pll: pll-controller@18050000 { - compatible = "qca,ar9132-ppl", + compatible = "qca,ar9132-pll", "qca,ar9130-pll"; reg = <0x18050000 0x20>; diff --git a/arch/mips/boot/dts/qca/ar9132_tl_wr1043nd_v1.dts b/arch/mips/boot/dts/qca/ar9132_tl_wr1043nd_v1.dts index e535ee3c26a4e8402a5da1dcc8c0f748205dacca..4f1540e5f963493201406f80e11de3e9d198d4c1 100644 --- a/arch/mips/boot/dts/qca/ar9132_tl_wr1043nd_v1.dts +++ b/arch/mips/boot/dts/qca/ar9132_tl_wr1043nd_v1.dts @@ -18,7 +18,7 @@ memory@0 { reg = <0x0 0x2000000>; }; - extosc: oscillator { + extosc: ref { compatible = "fixed-clock"; #clock-cells = <0>; clock-frequency = <40000000>; diff --git a/arch/mips/cavium-octeon/executive/cvmx-interrupt-decodes.c b/arch/mips/cavium-octeon/executive/cvmx-interrupt-decodes.c index e59d1b79f24cd54cd083d2466f091279b83110b8..2f415d9d0f3c18690690f61171df7a968e1b4a52 100644 --- a/arch/mips/cavium-octeon/executive/cvmx-interrupt-decodes.c +++ b/arch/mips/cavium-octeon/executive/cvmx-interrupt-decodes.c @@ -68,7 +68,7 @@ void __cvmx_interrupt_gmxx_rxx_int_en_enable(int index, int block) gmx_rx_int_en.s.pause_drp = 1; /* Skipping gmx_rx_int_en.s.reserved_16_18 */ /*gmx_rx_int_en.s.ifgerr = 1; */ - /*gmx_rx_int_en.s.coldet = 1; // Collsion detect */ + /*gmx_rx_int_en.s.coldet = 1; // Collision detect */ /*gmx_rx_int_en.s.falerr = 1; // False carrier error or extend error after slottime */ /*gmx_rx_int_en.s.rsverr = 1; // RGMII reserved opcodes */ /*gmx_rx_int_en.s.pcterr = 1; // Bad Preamble / Protocol */ @@ -89,7 +89,7 @@ void __cvmx_interrupt_gmxx_rxx_int_en_enable(int index, int block) /*gmx_rx_int_en.s.phy_spd = 1; */ /*gmx_rx_int_en.s.phy_link = 1; */ /*gmx_rx_int_en.s.ifgerr = 1; */ - /*gmx_rx_int_en.s.coldet = 1; // Collsion detect */ + /*gmx_rx_int_en.s.coldet = 1; // Collision detect */ /*gmx_rx_int_en.s.falerr = 1; // False carrier error or extend error after slottime */ /*gmx_rx_int_en.s.rsverr = 1; // RGMII reserved opcodes */ /*gmx_rx_int_en.s.pcterr = 1; // Bad Preamble / Protocol */ @@ -112,7 +112,7 @@ void __cvmx_interrupt_gmxx_rxx_int_en_enable(int index, int block) /*gmx_rx_int_en.s.phy_spd = 1; */ /*gmx_rx_int_en.s.phy_link = 1; */ /*gmx_rx_int_en.s.ifgerr = 1; */ - /*gmx_rx_int_en.s.coldet = 1; // Collsion detect */ + /*gmx_rx_int_en.s.coldet = 1; // Collision detect */ /*gmx_rx_int_en.s.falerr = 1; // False carrier error or extend error after slottime */ /*gmx_rx_int_en.s.rsverr = 1; // RGMII reserved opcodes */ /*gmx_rx_int_en.s.pcterr = 1; // Bad Preamble / Protocol */ @@ -134,7 +134,7 @@ void __cvmx_interrupt_gmxx_rxx_int_en_enable(int index, int block) /*gmx_rx_int_en.s.phy_spd = 1; */ /*gmx_rx_int_en.s.phy_link = 1; */ /*gmx_rx_int_en.s.ifgerr = 1; */ - /*gmx_rx_int_en.s.coldet = 1; // Collsion detect */ + /*gmx_rx_int_en.s.coldet = 1; // Collision detect */ /*gmx_rx_int_en.s.falerr = 1; // False carrier error or extend error after slottime */ /*gmx_rx_int_en.s.rsverr = 1; // RGMII reserved opcodes */ /*gmx_rx_int_en.s.pcterr = 1; // Bad Preamble / Protocol */ @@ -156,7 +156,7 @@ void __cvmx_interrupt_gmxx_rxx_int_en_enable(int index, int block) /*gmx_rx_int_en.s.phy_spd = 1; */ /*gmx_rx_int_en.s.phy_link = 1; */ /*gmx_rx_int_en.s.ifgerr = 1; */ - /*gmx_rx_int_en.s.coldet = 1; // Collsion detect */ + /*gmx_rx_int_en.s.coldet = 1; // Collision detect */ /*gmx_rx_int_en.s.falerr = 1; // False carrier error or extend error after slottime */ /*gmx_rx_int_en.s.rsverr = 1; // RGMII reserved opcodes */ /*gmx_rx_int_en.s.pcterr = 1; // Bad Preamble / Protocol */ @@ -179,7 +179,7 @@ void __cvmx_interrupt_gmxx_rxx_int_en_enable(int index, int block) /*gmx_rx_int_en.s.phy_spd = 1; */ /*gmx_rx_int_en.s.phy_link = 1; */ /*gmx_rx_int_en.s.ifgerr = 1; */ - /*gmx_rx_int_en.s.coldet = 1; // Collsion detect */ + /*gmx_rx_int_en.s.coldet = 1; // Collision detect */ /*gmx_rx_int_en.s.falerr = 1; // False carrier error or extend error after slottime */ /*gmx_rx_int_en.s.rsverr = 1; // RGMII reserved opcodes */ /*gmx_rx_int_en.s.pcterr = 1; // Bad Preamble / Protocol */ @@ -209,7 +209,7 @@ void __cvmx_interrupt_gmxx_rxx_int_en_enable(int index, int block) gmx_rx_int_en.s.pause_drp = 1; /* Skipping gmx_rx_int_en.s.reserved_16_18 */ /*gmx_rx_int_en.s.ifgerr = 1; */ - /*gmx_rx_int_en.s.coldet = 1; // Collsion detect */ + /*gmx_rx_int_en.s.coldet = 1; // Collision detect */ /*gmx_rx_int_en.s.falerr = 1; // False carrier error or extend error after slottime */ /*gmx_rx_int_en.s.rsverr = 1; // RGMII reserved opcodes */ /*gmx_rx_int_en.s.pcterr = 1; // Bad Preamble / Protocol */ diff --git a/arch/mips/cavium-octeon/executive/cvmx-pko.c b/arch/mips/cavium-octeon/executive/cvmx-pko.c index 87be167a7a6ae07ce1b71f574d47471f5781f6ee..676fab50dd2b0e3acf31c3599bfeb2e3e2f08894 100644 --- a/arch/mips/cavium-octeon/executive/cvmx-pko.c +++ b/arch/mips/cavium-octeon/executive/cvmx-pko.c @@ -189,7 +189,7 @@ void cvmx_pko_initialize_global(void) /* * Set the size of the PKO command buffers to an odd number of * 64bit words. This allows the normal two word send to stay - * aligned and never span a comamnd word buffer. + * aligned and never span a command word buffer. */ config.u64 = 0; config.s.pool = CVMX_FPA_OUTPUT_BUFFER_POOL; diff --git a/arch/mips/cavium-octeon/smp.c b/arch/mips/cavium-octeon/smp.c index b7fa9ae28c3659dbf457aecd7cd17255cd34f5da..42412ba0f3bfd78f1f7f6f6046fd581d4641bc56 100644 --- a/arch/mips/cavium-octeon/smp.c +++ b/arch/mips/cavium-octeon/smp.c @@ -331,7 +331,7 @@ static int octeon_update_boot_vector(unsigned int cpu) } if (!(avail_coremask & (1 << coreid))) { - /* core not available, assume, that catched by simple-executive */ + /* core not available, assume, that caught by simple-executive */ cvmx_write_csr(CVMX_CIU_PP_RST, 1 << coreid); cvmx_write_csr(CVMX_CIU_PP_RST, 0); } diff --git a/arch/mips/configs/ci20_defconfig b/arch/mips/configs/ci20_defconfig index 4e36b6e1869c8b0125ef6a2ddf758d57c9d01fb2..43e0ba24470cd523c39a5ae5465d3ab2fc02f596 100644 --- a/arch/mips/configs/ci20_defconfig +++ b/arch/mips/configs/ci20_defconfig @@ -17,13 +17,12 @@ CONFIG_IKCONFIG=y CONFIG_IKCONFIG_PROC=y CONFIG_LOG_BUF_SHIFT=14 CONFIG_CGROUPS=y +CONFIG_MEMCG=y +CONFIG_CGROUP_SCHED=y CONFIG_CGROUP_FREEZER=y -CONFIG_CGROUP_DEVICE=y CONFIG_CPUSETS=y +CONFIG_CGROUP_DEVICE=y CONFIG_CGROUP_CPUACCT=y -CONFIG_MEMCG=y -CONFIG_MEMCG_KMEM=y -CONFIG_CGROUP_SCHED=y CONFIG_NAMESPACES=y CONFIG_USER_NS=y CONFIG_CC_OPTIMIZE_FOR_SIZE=y @@ -52,6 +51,11 @@ CONFIG_DEVTMPFS=y # CONFIG_ALLOW_DEV_COREDUMP is not set CONFIG_DMA_CMA=y CONFIG_CMA_SIZE_MBYTES=32 +CONFIG_MTD=y +CONFIG_MTD_NAND=y +CONFIG_MTD_NAND_JZ4780=y +CONFIG_MTD_UBI=y +CONFIG_MTD_UBI_FASTMAP=y CONFIG_NETDEVICES=y # CONFIG_NET_VENDOR_ARC is not set # CONFIG_NET_CADENCE is not set @@ -103,7 +107,7 @@ CONFIG_PROC_KCORE=y # CONFIG_PROC_PAGE_MONITOR is not set CONFIG_TMPFS=y CONFIG_CONFIGFS_FS=y -# CONFIG_MISC_FILESYSTEMS is not set +CONFIG_UBIFS_FS=y # CONFIG_NETWORK_FILESYSTEMS is not set CONFIG_NLS=y CONFIG_NLS_CODEPAGE_437=y diff --git a/arch/mips/dec/int-handler.S b/arch/mips/dec/int-handler.S index 8c6f508e59de144837fc781aae73987e1fe6280f..d7b99180c6e18bd2af23552629f6e96dc5b8704a 100644 --- a/arch/mips/dec/int-handler.S +++ b/arch/mips/dec/int-handler.S @@ -5,7 +5,7 @@ * Written by Ralf Baechle and Andreas Busse, modified for DECstation * support by Paul Antoine and Harald Koerfgen. * - * completly rewritten: + * completely rewritten: * Copyright (C) 1998 Harald Koerfgen * * Rewritten extensively for controller-driven IRQ support diff --git a/arch/mips/fw/arc/memory.c b/arch/mips/fw/arc/memory.c index 5537b94572b2d29f8da730d96bef202744779e32..0d75b5a0bad42c906ba5fb1b4fdad3ce4b14c02e 100644 --- a/arch/mips/fw/arc/memory.c +++ b/arch/mips/fw/arc/memory.c @@ -9,7 +9,7 @@ * PROM library functions for acquiring/using memory descriptors given to us * from the ARCS firmware. This is only used when CONFIG_ARC_MEMORY is set * because on some machines like SGI IP27 the ARC memory configuration data - * completly bogus and alternate easier to use mechanisms are available. + * completely bogus and alternate easier to use mechanisms are available. */ #include #include diff --git a/arch/mips/include/asm/cpu-info.h b/arch/mips/include/asm/cpu-info.h index e7dc785a91ca6c2e6f64c1dc5206a06a59ba80ac..af12c1f9f1a893d8bc266035e6665bf3b36a52a0 100644 --- a/arch/mips/include/asm/cpu-info.h +++ b/arch/mips/include/asm/cpu-info.h @@ -102,7 +102,7 @@ extern void cpu_probe(void); extern void cpu_report(void); extern const char *__cpu_name[]; -#define cpu_name_string() __cpu_name[smp_processor_id()] +#define cpu_name_string() __cpu_name[raw_smp_processor_id()] struct seq_file; struct notifier_block; diff --git a/arch/mips/include/asm/mach-cavium-octeon/kernel-entry-init.h b/arch/mips/include/asm/mach-cavium-octeon/kernel-entry-init.h index cf92fe7339952b43f0a8585bc9a51d351fca0f50..c4873e8594ef126aac8257e92b35e4cb1b3d118b 100644 --- a/arch/mips/include/asm/mach-cavium-octeon/kernel-entry-init.h +++ b/arch/mips/include/asm/mach-cavium-octeon/kernel-entry-init.h @@ -141,7 +141,7 @@ .endm /* - * Do SMP slave processor setup necessary before we can savely execute C code. + * Do SMP slave processor setup necessary before we can safely execute C code. */ .macro smp_slave_setup .endm diff --git a/arch/mips/include/asm/mach-generic/kernel-entry-init.h b/arch/mips/include/asm/mach-generic/kernel-entry-init.h index 13b0751b010a71d7ac5b1c05a225220290d04f33..a229297c880b5e41dfe03a2c63c1519b34b7da58 100644 --- a/arch/mips/include/asm/mach-generic/kernel-entry-init.h +++ b/arch/mips/include/asm/mach-generic/kernel-entry-init.h @@ -16,7 +16,7 @@ .endm /* - * Do SMP slave processor setup necessary before we can savely execute C code. + * Do SMP slave processor setup necessary before we can safely execute C code. */ .macro smp_slave_setup .endm diff --git a/arch/mips/include/asm/mach-ip27/irq.h b/arch/mips/include/asm/mach-ip27/irq.h index cf4384bfa8460d64be78b787940391b083238ea5..b0b7261ff3ad26fa8c98bfcff1ae1c868f64c5ab 100644 --- a/arch/mips/include/asm/mach-ip27/irq.h +++ b/arch/mips/include/asm/mach-ip27/irq.h @@ -11,7 +11,7 @@ #define __ASM_MACH_IP27_IRQ_H /* - * A hardwired interrupt number is completly stupid for this system - a + * A hardwired interrupt number is completely stupid for this system - a * large configuration might have thousands if not tenthousands of * interrupts. */ diff --git a/arch/mips/include/asm/mach-ip27/kernel-entry-init.h b/arch/mips/include/asm/mach-ip27/kernel-entry-init.h index b087cb83da3a51fb88af8db48e51f4feb85918b1..f992c1db876b5e7b06985b80f6d3b1289b953399 100644 --- a/arch/mips/include/asm/mach-ip27/kernel-entry-init.h +++ b/arch/mips/include/asm/mach-ip27/kernel-entry-init.h @@ -81,7 +81,7 @@ .endm /* - * Do SMP slave processor setup necessary before we can savely execute C code. + * Do SMP slave processor setup necessary before we can safely execute C code. */ .macro smp_slave_setup GET_NASID_ASM t1 diff --git a/arch/mips/include/asm/mach-jz4740/gpio.h b/arch/mips/include/asm/mach-jz4740/gpio.h index bf8c3e1860e713cb548f18bdb86c0eb822229b4c..7c7708a23baa61e0a19df05d31a6a518817a4ab9 100644 --- a/arch/mips/include/asm/mach-jz4740/gpio.h +++ b/arch/mips/include/asm/mach-jz4740/gpio.h @@ -27,7 +27,7 @@ enum jz_gpio_function { /* Usually a driver for a SoC component has to request several gpio pins and - configure them as funcion pins. + configure them as function pins. jz_gpio_bulk_request can be used to ease this process. Usually one would do something like: diff --git a/arch/mips/include/asm/mips-cm.h b/arch/mips/include/asm/mips-cm.h index b196825a1de9ca1f3b60df1059978569c93ad8c2..d4635391c36a28240c9fbdd900d26fdf309e0ca9 100644 --- a/arch/mips/include/asm/mips-cm.h +++ b/arch/mips/include/asm/mips-cm.h @@ -28,7 +28,7 @@ extern void __iomem *mips_cm_l2sync_base; * This function returns the physical base address of the Coherence Manager * global control block, or 0 if no Coherence Manager is present. It provides * a default implementation which reads the CMGCRBase register where available, - * and may be overriden by platforms which determine this address in a + * and may be overridden by platforms which determine this address in a * different way by defining a function with the same prototype except for the * name mips_cm_phys_base (without underscores). */ diff --git a/arch/mips/include/asm/mips-r2-to-r6-emul.h b/arch/mips/include/asm/mips-r2-to-r6-emul.h index 1f6ea8352ca90408772f0a7f72f7e213bece28ba..20621e1ca2383a5a1d4154ad99e6cf16ffb9b55c 100644 --- a/arch/mips/include/asm/mips-r2-to-r6-emul.h +++ b/arch/mips/include/asm/mips-r2-to-r6-emul.h @@ -79,7 +79,7 @@ struct r2_decoder_table { }; -extern void do_trap_or_bp(struct pt_regs *regs, unsigned int code, +extern void do_trap_or_bp(struct pt_regs *regs, unsigned int code, int si_code, const char *str); #ifndef CONFIG_MIPSR2_TO_R6_EMULATOR diff --git a/arch/mips/include/asm/octeon/cvmx-config.h b/arch/mips/include/asm/octeon/cvmx-config.h index f7dd17d0dc22d600c7f42282d42d12ed4cf3b19d..f4f1996e0fac35d193374958683bbc9908685edf 100644 --- a/arch/mips/include/asm/octeon/cvmx-config.h +++ b/arch/mips/include/asm/octeon/cvmx-config.h @@ -33,7 +33,7 @@ /* Packet buffers */ #define CVMX_FPA_PACKET_POOL (0) #define CVMX_FPA_PACKET_POOL_SIZE CVMX_FPA_POOL_0_SIZE -/* Work queue entrys */ +/* Work queue entries */ #define CVMX_FPA_WQE_POOL (1) #define CVMX_FPA_WQE_POOL_SIZE CVMX_FPA_POOL_1_SIZE /* PKO queue command buffers */ diff --git a/arch/mips/include/asm/octeon/cvmx.h b/arch/mips/include/asm/octeon/cvmx.h index 19e139c9f33791f883046d5e3dcf2c2f76504359..3e982e0c397e8a5d77d32c592d621bd1c31650c3 100644 --- a/arch/mips/include/asm/octeon/cvmx.h +++ b/arch/mips/include/asm/octeon/cvmx.h @@ -189,7 +189,7 @@ static inline uint64_t cvmx_ptr_to_phys(void *ptr) static inline void *cvmx_phys_to_ptr(uint64_t physical_address) { if (sizeof(void *) == 8) { - /* Just set the top bit, avoiding any TLB uglyness */ + /* Just set the top bit, avoiding any TLB ugliness */ return CASTPTR(void, CVMX_ADD_SEG(CVMX_MIPS_SPACE_XKPHYS, physical_address)); diff --git a/arch/mips/include/asm/pci/bridge.h b/arch/mips/include/asm/pci/bridge.h index 8d7a63b52ac73bacfd14fcddf838e6cb2758ff6b..3206245d1ed64d94693a743ca4e14976dcb3646a 100644 --- a/arch/mips/include/asm/pci/bridge.h +++ b/arch/mips/include/asm/pci/bridge.h @@ -269,16 +269,16 @@ typedef struct bridge_err_cmdword_s { union { u32 cmd_word; struct { - u32 didn:4, /* Destination ID */ - sidn:4, /* Source ID */ - pactyp:4, /* Packet type */ - tnum:5, /* Trans Number */ - coh:1, /* Coh Transacti */ - ds:2, /* Data size */ - gbr:1, /* GBR enable */ - vbpm:1, /* VBPM message */ + u32 didn:4, /* Destination ID */ + sidn:4, /* Source ID */ + pactyp:4, /* Packet type */ + tnum:5, /* Trans Number */ + coh:1, /* Coh Transaction */ + ds:2, /* Data size */ + gbr:1, /* GBR enable */ + vbpm:1, /* VBPM message */ error:1, /* Error occurred */ - barr:1, /* Barrier op */ + barr:1, /* Barrier op */ rsvd:8; } berr_st; } berr_un; diff --git a/arch/mips/include/asm/sgi/hpc3.h b/arch/mips/include/asm/sgi/hpc3.h index 59920b3459420192b3f34185bc4293b763293418..4a9c99050c13964a62716b2f2ac81563bc6908be 100644 --- a/arch/mips/include/asm/sgi/hpc3.h +++ b/arch/mips/include/asm/sgi/hpc3.h @@ -147,7 +147,7 @@ struct hpc3_ethregs { #define HPC3_EPCFG_P1 0x000f /* Cycles to spend in P1 state for PIO */ #define HPC3_EPCFG_P2 0x00f0 /* Cycles to spend in P2 state for PIO */ #define HPC3_EPCFG_P3 0x0f00 /* Cycles to spend in P3 state for PIO */ -#define HPC3_EPCFG_TST 0x1000 /* Diagnistic ram test feature bit */ +#define HPC3_EPCFG_TST 0x1000 /* Diagnostic ram test feature bit */ u32 _unused2[0x1000/4 - 8]; /* padding */ diff --git a/arch/mips/include/asm/sgiarcs.h b/arch/mips/include/asm/sgiarcs.h index 26ddfff28c8e27cd53629e840502a771a9d0c6a5..105a9479ac5f70025f6be3c6cf6212fbb0e30076 100644 --- a/arch/mips/include/asm/sgiarcs.h +++ b/arch/mips/include/asm/sgiarcs.h @@ -144,7 +144,7 @@ struct linux_tinfo { struct linux_vdirent { ULONG namelen; unsigned char attr; - char fname[32]; /* XXX imperical, should be a define */ + char fname[32]; /* XXX empirical, should be a define */ }; /* Other stuff for files. */ @@ -179,7 +179,7 @@ struct linux_finfo { enum linux_devtypes dtype; unsigned long namelen; unsigned char attr; - char name[32]; /* XXX imperical, should be define */ + char name[32]; /* XXX empirical, should be define */ }; /* This describes the vector containing function pointers to the ARC diff --git a/arch/mips/include/asm/sn/ioc3.h b/arch/mips/include/asm/sn/ioc3.h index e33f0363235b77e57229846f34fe398078c6f7ca..feb385180f8742f0682149e13fcebfaa762e174b 100644 --- a/arch/mips/include/asm/sn/ioc3.h +++ b/arch/mips/include/asm/sn/ioc3.h @@ -355,7 +355,7 @@ struct ioc3_etxd { #define SSCR_PAUSE_STATE 0x40000000 /* sets when PAUSE takes effect */ #define SSCR_RESET 0x80000000 /* reset DMA channels */ -/* all producer/comsumer pointers are the same bitfield */ +/* all producer/consumer pointers are the same bitfield */ #define PROD_CONS_PTR_4K 0x00000ff8 /* for 4K buffers */ #define PROD_CONS_PTR_1K 0x000003f8 /* for 1K buffers */ #define PROD_CONS_PTR_OFF 3 diff --git a/arch/mips/include/asm/sn/sn0/hubio.h b/arch/mips/include/asm/sn/sn0/hubio.h index 5998b13e976498c42b32c34850115bb7388f533a..57ece90f8cf1edef77b2d58f892ae809a8ff6b48 100644 --- a/arch/mips/include/asm/sn/sn0/hubio.h +++ b/arch/mips/include/asm/sn/sn0/hubio.h @@ -628,7 +628,7 @@ typedef union h1_icrbb_u { /* * Values for field imsgtype */ -#define IIO_ICRB_IMSGT_XTALK 0 /* Incoming Meessage from Xtalk */ +#define IIO_ICRB_IMSGT_XTALK 0 /* Incoming Message from Xtalk */ #define IIO_ICRB_IMSGT_BTE 1 /* Incoming message from BTE */ #define IIO_ICRB_IMSGT_SN0NET 2 /* Incoming message from SN0 net */ #define IIO_ICRB_IMSGT_CRB 3 /* Incoming message from CRB ??? */ diff --git a/arch/mips/include/asm/uaccess.h b/arch/mips/include/asm/uaccess.h index 095ecafe6bd3525444c27812937e2d085bf69b2a..7f109d4f64a4074d294f006def272008e8b71112 100644 --- a/arch/mips/include/asm/uaccess.h +++ b/arch/mips/include/asm/uaccess.h @@ -95,7 +95,7 @@ static inline bool eva_kernel_access(void) } /* - * Is a address valid? This does a straighforward calculation rather + * Is a address valid? This does a straightforward calculation rather * than tests. * * Address valid if: diff --git a/arch/mips/include/uapi/asm/unistd.h b/arch/mips/include/uapi/asm/unistd.h index 3129795de940b0c370c3eb6926ade8b11f878f91..24ad815c7f38d463f45e90e38417649c91a08f68 100644 --- a/arch/mips/include/uapi/asm/unistd.h +++ b/arch/mips/include/uapi/asm/unistd.h @@ -381,16 +381,18 @@ #define __NR_membarrier (__NR_Linux + 358) #define __NR_mlock2 (__NR_Linux + 359) #define __NR_copy_file_range (__NR_Linux + 360) +#define __NR_preadv2 (__NR_Linux + 361) +#define __NR_pwritev2 (__NR_Linux + 362) /* * Offset of the last Linux o32 flavoured syscall */ -#define __NR_Linux_syscalls 360 +#define __NR_Linux_syscalls 362 #endif /* _MIPS_SIM == _MIPS_SIM_ABI32 */ #define __NR_O32_Linux 4000 -#define __NR_O32_Linux_syscalls 360 +#define __NR_O32_Linux_syscalls 362 #if _MIPS_SIM == _MIPS_SIM_ABI64 @@ -719,16 +721,18 @@ #define __NR_membarrier (__NR_Linux + 318) #define __NR_mlock2 (__NR_Linux + 319) #define __NR_copy_file_range (__NR_Linux + 320) +#define __NR_preadv2 (__NR_Linux + 321) +#define __NR_pwritev2 (__NR_Linux + 322) /* * Offset of the last Linux 64-bit flavoured syscall */ -#define __NR_Linux_syscalls 320 +#define __NR_Linux_syscalls 322 #endif /* _MIPS_SIM == _MIPS_SIM_ABI64 */ #define __NR_64_Linux 5000 -#define __NR_64_Linux_syscalls 320 +#define __NR_64_Linux_syscalls 322 #if _MIPS_SIM == _MIPS_SIM_NABI32 @@ -1061,15 +1065,17 @@ #define __NR_membarrier (__NR_Linux + 322) #define __NR_mlock2 (__NR_Linux + 323) #define __NR_copy_file_range (__NR_Linux + 324) +#define __NR_preadv2 (__NR_Linux + 325) +#define __NR_pwritev2 (__NR_Linux + 326) /* * Offset of the last N32 flavoured syscall */ -#define __NR_Linux_syscalls 324 +#define __NR_Linux_syscalls 326 #endif /* _MIPS_SIM == _MIPS_SIM_NABI32 */ #define __NR_N32_Linux 6000 -#define __NR_N32_Linux_syscalls 324 +#define __NR_N32_Linux_syscalls 326 #endif /* _UAPI_ASM_UNISTD_H */ diff --git a/arch/mips/kernel/mips-cm.c b/arch/mips/kernel/mips-cm.c index 1448c1f43d4e4ae6657b819a5c8ee238a7332e34..760217bbb2fa5adfc7c96fe352771ba5807bcedb 100644 --- a/arch/mips/kernel/mips-cm.c +++ b/arch/mips/kernel/mips-cm.c @@ -24,7 +24,7 @@ static char *cm2_tr[8] = { "0x04", "cpc", "0x06", "0x07" }; -/* CM3 Tag ECC transation type */ +/* CM3 Tag ECC transaction type */ static char *cm3_tr[16] = { [0x0] = "ReqNoData", [0x1] = "0x1", diff --git a/arch/mips/kernel/mips-r2-to-r6-emul.c b/arch/mips/kernel/mips-r2-to-r6-emul.c index 1f5aac7f9ec3588ec3c48a563b057351b1abfe18..3fff89ae760bac4b2a49ecbcf3877948fd4f85c6 100644 --- a/arch/mips/kernel/mips-r2-to-r6-emul.c +++ b/arch/mips/kernel/mips-r2-to-r6-emul.c @@ -940,42 +940,42 @@ int mipsr2_decoder(struct pt_regs *regs, u32 inst, unsigned long *fcr31) switch (rt) { case tgei_op: if ((long)regs->regs[rs] >= MIPSInst_SIMM(inst)) - do_trap_or_bp(regs, 0, "TGEI"); + do_trap_or_bp(regs, 0, 0, "TGEI"); MIPS_R2_STATS(traps); break; case tgeiu_op: if (regs->regs[rs] >= MIPSInst_UIMM(inst)) - do_trap_or_bp(regs, 0, "TGEIU"); + do_trap_or_bp(regs, 0, 0, "TGEIU"); MIPS_R2_STATS(traps); break; case tlti_op: if ((long)regs->regs[rs] < MIPSInst_SIMM(inst)) - do_trap_or_bp(regs, 0, "TLTI"); + do_trap_or_bp(regs, 0, 0, "TLTI"); MIPS_R2_STATS(traps); break; case tltiu_op: if (regs->regs[rs] < MIPSInst_UIMM(inst)) - do_trap_or_bp(regs, 0, "TLTIU"); + do_trap_or_bp(regs, 0, 0, "TLTIU"); MIPS_R2_STATS(traps); break; case teqi_op: if (regs->regs[rs] == MIPSInst_SIMM(inst)) - do_trap_or_bp(regs, 0, "TEQI"); + do_trap_or_bp(regs, 0, 0, "TEQI"); MIPS_R2_STATS(traps); break; case tnei_op: if (regs->regs[rs] != MIPSInst_SIMM(inst)) - do_trap_or_bp(regs, 0, "TNEI"); + do_trap_or_bp(regs, 0, 0, "TNEI"); MIPS_R2_STATS(traps); diff --git a/arch/mips/kernel/module-rela.c b/arch/mips/kernel/module-rela.c index 2b70723071c322018dbb616a0b158bae4da85d0e..9083d63b765cf9532f3a7e42f892a3b90b50811a 100644 --- a/arch/mips/kernel/module-rela.c +++ b/arch/mips/kernel/module-rela.c @@ -109,9 +109,10 @@ int apply_relocate_add(Elf_Shdr *sechdrs, const char *strtab, struct module *me) { Elf_Mips_Rela *rel = (void *) sechdrs[relsec].sh_addr; + int (*handler)(struct module *me, u32 *location, Elf_Addr v); Elf_Sym *sym; u32 *location; - unsigned int i; + unsigned int i, type; Elf_Addr v; int res; @@ -134,9 +135,21 @@ int apply_relocate_add(Elf_Shdr *sechdrs, const char *strtab, return -ENOENT; } - v = sym->st_value + rel[i].r_addend; + type = ELF_MIPS_R_TYPE(rel[i]); + + if (type < ARRAY_SIZE(reloc_handlers_rela)) + handler = reloc_handlers_rela[type]; + else + handler = NULL; - res = reloc_handlers_rela[ELF_MIPS_R_TYPE(rel[i])](me, location, v); + if (!handler) { + pr_err("%s: Unknown relocation type %u\n", + me->name, type); + return -EINVAL; + } + + v = sym->st_value + rel[i].r_addend; + res = handler(me, location, v); if (res) return res; } diff --git a/arch/mips/kernel/module.c b/arch/mips/kernel/module.c index 1833f5171ccda092a74f6ac6a902d30e397fc985..f9b2936d598def20f5f9be027a4b1e1a8af758c4 100644 --- a/arch/mips/kernel/module.c +++ b/arch/mips/kernel/module.c @@ -197,9 +197,10 @@ int apply_relocate(Elf_Shdr *sechdrs, const char *strtab, struct module *me) { Elf_Mips_Rel *rel = (void *) sechdrs[relsec].sh_addr; + int (*handler)(struct module *me, u32 *location, Elf_Addr v); Elf_Sym *sym; u32 *location; - unsigned int i; + unsigned int i, type; Elf_Addr v; int res; @@ -223,9 +224,21 @@ int apply_relocate(Elf_Shdr *sechdrs, const char *strtab, return -ENOENT; } - v = sym->st_value; + type = ELF_MIPS_R_TYPE(rel[i]); + + if (type < ARRAY_SIZE(reloc_handlers_rel)) + handler = reloc_handlers_rel[type]; + else + handler = NULL; - res = reloc_handlers_rel[ELF_MIPS_R_TYPE(rel[i])](me, location, v); + if (!handler) { + pr_err("%s: Unknown relocation type %u\n", + me->name, type); + return -EINVAL; + } + + v = sym->st_value; + res = handler(me, location, v); if (res) return res; } diff --git a/arch/mips/kernel/perf_event_mipsxx.c b/arch/mips/kernel/perf_event_mipsxx.c index d7b8dd43147a44e7a400efc4b5e2019e015f82b9..9bc1191b1ab0d32c05d7f7d15e2a6e4995262933 100644 --- a/arch/mips/kernel/perf_event_mipsxx.c +++ b/arch/mips/kernel/perf_event_mipsxx.c @@ -530,7 +530,7 @@ static void mipspmu_enable(struct pmu *pmu) /* * MIPS performance counters can be per-TC. The control registers can - * not be directly accessed accross CPUs. Hence if we want to do global + * not be directly accessed across CPUs. Hence if we want to do global * control, we need cross CPU calls. on_each_cpu() can help us, but we * can not make sure this function is called with interrupts enabled. So * here we pause local counters and then grab a rwlock and leave the diff --git a/arch/mips/kernel/pm-cps.c b/arch/mips/kernel/pm-cps.c index f63a289977cc5f34d5ee52daf61f1065153166a1..fa3f9ebad8f40503ccd6622c8c91c56c6e6188ee 100644 --- a/arch/mips/kernel/pm-cps.c +++ b/arch/mips/kernel/pm-cps.c @@ -472,7 +472,7 @@ static void * __init cps_gen_entry_code(unsigned cpu, enum cps_pm_state state) /* * Disable all but self interventions. The load from COHCTL is defined * by the interAptiv & proAptiv SUMs as ensuring that the operation - * resulting from the preceeding store is complete. + * resulting from the preceding store is complete. */ uasm_i_addiu(&p, t0, zero, 1 << cpu_data[cpu].core); uasm_i_sw(&p, t0, 0, r_pcohctl); diff --git a/arch/mips/kernel/process.c b/arch/mips/kernel/process.c index eddd5fd6fdfa2ee20f50886b8fbbad9045fd496d..92880cee449e147043f4007204f286b6cd869f88 100644 --- a/arch/mips/kernel/process.c +++ b/arch/mips/kernel/process.c @@ -615,7 +615,7 @@ int mips_set_process_fp_mode(struct task_struct *task, unsigned int value) * allows us to only worry about whether an FP mode switch is in * progress when FP is first used in a tasks time slice. Pretty much all * of the mode switch overhead can thus be confined to cases where mode - * switches are actually occuring. That is, to here. However for the + * switches are actually occurring. That is, to here. However for the * thread performing the mode switch it may take a while... */ if (num_online_cpus() > 1) { diff --git a/arch/mips/kernel/scall32-o32.S b/arch/mips/kernel/scall32-o32.S index a56317444bdad94c73325eb1f72d75ff46af1b82..d01fe53a663850bccbea14e30208357df5aa074b 100644 --- a/arch/mips/kernel/scall32-o32.S +++ b/arch/mips/kernel/scall32-o32.S @@ -596,3 +596,5 @@ EXPORT(sys_call_table) PTR sys_membarrier PTR sys_mlock2 PTR sys_copy_file_range /* 4360 */ + PTR sys_preadv2 + PTR sys_pwritev2 diff --git a/arch/mips/kernel/scall64-64.S b/arch/mips/kernel/scall64-64.S index 2b2dc14610d02b58dc704ee63de6520d45ee5156..6b73ecc02597c008c0025a89b4ebf252f73c8a38 100644 --- a/arch/mips/kernel/scall64-64.S +++ b/arch/mips/kernel/scall64-64.S @@ -434,4 +434,6 @@ EXPORT(sys_call_table) PTR sys_membarrier PTR sys_mlock2 PTR sys_copy_file_range /* 5320 */ + PTR sys_preadv2 + PTR sys_pwritev2 .size sys_call_table,.-sys_call_table diff --git a/arch/mips/kernel/scall64-n32.S b/arch/mips/kernel/scall64-n32.S index 2bf5c8593d91daad1a9ee5ffea26eb59318854d9..71f99d5f7a068220c17c9ab4da4cd6419f356b67 100644 --- a/arch/mips/kernel/scall64-n32.S +++ b/arch/mips/kernel/scall64-n32.S @@ -424,4 +424,6 @@ EXPORT(sysn32_call_table) PTR sys_membarrier PTR sys_mlock2 PTR sys_copy_file_range + PTR compat_sys_preadv2 /* 6325 */ + PTR compat_sys_pwritev2 .size sysn32_call_table,.-sysn32_call_table diff --git a/arch/mips/kernel/scall64-o32.S b/arch/mips/kernel/scall64-o32.S index c5b759e584c758a9d56acf44d7677ff74dc7ecf8..91b43eea2d5a073026ef8f4928d74e41ca0bfb07 100644 --- a/arch/mips/kernel/scall64-o32.S +++ b/arch/mips/kernel/scall64-o32.S @@ -579,4 +579,6 @@ EXPORT(sys32_call_table) PTR sys_membarrier PTR sys_mlock2 PTR sys_copy_file_range /* 4360 */ + PTR compat_sys_preadv2 + PTR compat_sys_pwritev2 .size sys32_call_table,.-sys32_call_table diff --git a/arch/mips/kernel/smp.c b/arch/mips/kernel/smp.c index 37708d9af6381f8772c190569b5d64de40c7281d..27cb638f082414048b6655eb04fc36b3b064eec1 100644 --- a/arch/mips/kernel/smp.c +++ b/arch/mips/kernel/smp.c @@ -243,6 +243,18 @@ static int __init mips_smp_ipi_init(void) struct irq_domain *ipidomain; struct device_node *node; + /* + * In some cases like qemu-malta, it is desired to try SMP with + * a single core. Qemu-malta has no GIC, so an attempt to set any IPIs + * would cause a BUG_ON() to be triggered since there's no ipidomain. + * + * Since for a single core system IPIs aren't required really, skip the + * initialisation which should generally keep any such configurations + * happy and only fail hard when trying to truely run SMP. + */ + if (cpumask_weight(cpu_possible_mask) == 1) + return 0; + node = of_irq_find_parent(of_root); ipidomain = irq_find_matching_host(node, DOMAIN_BUS_IPI); diff --git a/arch/mips/kernel/traps.c b/arch/mips/kernel/traps.c index bf14da9f3e33b74473d2a23c3b3b388456c4bdc5..ae0c89d23ad7d3e41a068f4178b69fec492e2252 100644 --- a/arch/mips/kernel/traps.c +++ b/arch/mips/kernel/traps.c @@ -56,6 +56,7 @@ #include #include #include +#include #include #include #include @@ -871,7 +872,7 @@ asmlinkage void do_fpe(struct pt_regs *regs, unsigned long fcr31) exception_exit(prev_state); } -void do_trap_or_bp(struct pt_regs *regs, unsigned int code, +void do_trap_or_bp(struct pt_regs *regs, unsigned int code, int si_code, const char *str) { siginfo_t info = { 0 }; @@ -928,7 +929,13 @@ void do_trap_or_bp(struct pt_regs *regs, unsigned int code, default: scnprintf(b, sizeof(b), "%s instruction in kernel code", str); die_if_kernel(b, regs); - force_sig(SIGTRAP, current); + if (si_code) { + info.si_signo = SIGTRAP; + info.si_code = si_code; + force_sig_info(SIGTRAP, &info, current); + } else { + force_sig(SIGTRAP, current); + } } } @@ -1012,7 +1019,7 @@ asmlinkage void do_bp(struct pt_regs *regs) break; } - do_trap_or_bp(regs, bcode, "Break"); + do_trap_or_bp(regs, bcode, TRAP_BRKPT, "Break"); out: set_fs(seg); @@ -1054,7 +1061,7 @@ asmlinkage void do_tr(struct pt_regs *regs) tcode = (opcode >> 6) & ((1 << 10) - 1); } - do_trap_or_bp(regs, tcode, "Trap"); + do_trap_or_bp(regs, tcode, 0, "Trap"); out: set_fs(seg); @@ -1115,19 +1122,7 @@ asmlinkage void do_ri(struct pt_regs *regs) if (unlikely(compute_return_epc(regs) < 0)) goto out; - if (get_isa16_mode(regs->cp0_epc)) { - unsigned short mmop[2] = { 0 }; - - if (unlikely(get_user(mmop[0], (u16 __user *)epc + 0) < 0)) - status = SIGSEGV; - if (unlikely(get_user(mmop[1], (u16 __user *)epc + 1) < 0)) - status = SIGSEGV; - opcode = mmop[0]; - opcode = (opcode << 16) | mmop[1]; - - if (status < 0) - status = simulate_rdhwr_mm(regs, opcode); - } else { + if (!get_isa16_mode(regs->cp0_epc)) { if (unlikely(get_user(opcode, epc) < 0)) status = SIGSEGV; @@ -1142,6 +1137,18 @@ asmlinkage void do_ri(struct pt_regs *regs) if (status < 0) status = simulate_fp(regs, opcode, old_epc, old31); + } else if (cpu_has_mmips) { + unsigned short mmop[2] = { 0 }; + + if (unlikely(get_user(mmop[0], (u16 __user *)epc + 0) < 0)) + status = SIGSEGV; + if (unlikely(get_user(mmop[1], (u16 __user *)epc + 1) < 0)) + status = SIGSEGV; + opcode = mmop[0]; + opcode = (opcode << 16) | mmop[1]; + + if (status < 0) + status = simulate_rdhwr_mm(regs, opcode); } if (status < 0) @@ -1492,6 +1499,7 @@ asmlinkage void do_mdmx(struct pt_regs *regs) */ asmlinkage void do_watch(struct pt_regs *regs) { + siginfo_t info = { .si_signo = SIGTRAP, .si_code = TRAP_HWBKPT }; enum ctx_state prev_state; u32 cause; @@ -1512,7 +1520,7 @@ asmlinkage void do_watch(struct pt_regs *regs) if (test_tsk_thread_flag(current, TIF_LOAD_WATCH)) { mips_read_watch_registers(); local_irq_enable(); - force_sig(SIGTRAP, current); + force_sig_info(SIGTRAP, &info, current); } else { mips_clear_watch_registers(); local_irq_enable(); @@ -2214,7 +2222,7 @@ void __init trap_init(void) /* * Copy the generic exception handlers to their final destination. - * This will be overriden later as suitable for a particular + * This will be overridden later as suitable for a particular * configuration. */ set_handler(0x180, &except_vec3_generic, 0x80); diff --git a/arch/mips/kernel/unaligned.c b/arch/mips/kernel/unaligned.c index 490cea569d57d0088e50e241f3465c91f07bbcc7..5c62065cbf22d610323331b8d3bd56e6e53fa793 100644 --- a/arch/mips/kernel/unaligned.c +++ b/arch/mips/kernel/unaligned.c @@ -885,7 +885,7 @@ static void emulate_load_store_insn(struct pt_regs *regs, { union mips_instruction insn; unsigned long value; - unsigned int res; + unsigned int res, preempted; unsigned long origpc; unsigned long orig31; void __user *fault_addr = NULL; @@ -1226,27 +1226,36 @@ static void emulate_load_store_insn(struct pt_regs *regs, if (!access_ok(VERIFY_READ, addr, sizeof(*fpr))) goto sigbus; - /* - * Disable preemption to avoid a race between copying - * state from userland, migrating to another CPU and - * updating the hardware vector register below. - */ - preempt_disable(); - - res = __copy_from_user_inatomic(fpr, addr, - sizeof(*fpr)); - if (res) - goto fault; - - /* - * Update the hardware register if it is in use by the - * task in this quantum, in order to avoid having to - * save & restore the whole vector context. - */ - if (test_thread_flag(TIF_USEDMSA)) - write_msa_wr(wd, fpr, df); + do { + /* + * If we have live MSA context keep track of + * whether we get preempted in order to avoid + * the register context we load being clobbered + * by the live context as it's saved during + * preemption. If we don't have live context + * then it can't be saved to clobber the value + * we load. + */ + preempted = test_thread_flag(TIF_USEDMSA); + + res = __copy_from_user_inatomic(fpr, addr, + sizeof(*fpr)); + if (res) + goto fault; - preempt_enable(); + /* + * Update the hardware register if it is in use + * by the task in this quantum, in order to + * avoid having to save & restore the whole + * vector context. + */ + preempt_disable(); + if (test_thread_flag(TIF_USEDMSA)) { + write_msa_wr(wd, fpr, df); + preempted = 0; + } + preempt_enable(); + } while (preempted); break; case msa_st_op: diff --git a/arch/mips/kvm/tlb.c b/arch/mips/kvm/tlb.c index a08c439462472e3a2e441c1238d62cdee2988ed7..e0e1d0a611fc2bd102d10ad2ecec3ae3f6951551 100644 --- a/arch/mips/kvm/tlb.c +++ b/arch/mips/kvm/tlb.c @@ -632,7 +632,7 @@ void kvm_arch_vcpu_load(struct kvm_vcpu *vcpu, int cpu) kvm_debug("%s: vcpu %p, cpu: %d\n", __func__, vcpu, cpu); - /* Alocate new kernel and user ASIDs if needed */ + /* Allocate new kernel and user ASIDs if needed */ local_irq_save(flags); diff --git a/arch/mips/kvm/trap_emul.c b/arch/mips/kvm/trap_emul.c index ad988000563f264d443b92bd0785e40ba78fe95d..c4038d2a724c0df9746a75c67c358deb3d620071 100644 --- a/arch/mips/kvm/trap_emul.c +++ b/arch/mips/kvm/trap_emul.c @@ -500,7 +500,7 @@ static int kvm_trap_emul_vcpu_setup(struct kvm_vcpu *vcpu) kvm_write_c0_guest_config7(cop0, (MIPS_CONF7_WII) | (1 << 10)); /* - * Setup IntCtl defaults, compatibilty mode for timer interrupts (HW5) + * Setup IntCtl defaults, compatibility mode for timer interrupts (HW5) */ kvm_write_c0_guest_intctl(cop0, 0xFC000000); diff --git a/arch/mips/math-emu/ieee754dp.c b/arch/mips/math-emu/ieee754dp.c index ad3c73436777f0c3103c887827c4547d888f5941..47d26c805eac5b4f91d600eee67075ed980ab250 100644 --- a/arch/mips/math-emu/ieee754dp.c +++ b/arch/mips/math-emu/ieee754dp.c @@ -97,7 +97,7 @@ union ieee754dp ieee754dp_format(int sn, int xe, u64 xm) { assert(xm); /* we don't gen exact zeros (probably should) */ - assert((xm >> (DP_FBITS + 1 + 3)) == 0); /* no execess */ + assert((xm >> (DP_FBITS + 1 + 3)) == 0); /* no excess */ assert(xm & (DP_HIDDEN_BIT << 3)); if (xe < DP_EMIN) { @@ -165,7 +165,7 @@ union ieee754dp ieee754dp_format(int sn, int xe, u64 xm) /* strip grs bits */ xm >>= 3; - assert((xm >> (DP_FBITS + 1)) == 0); /* no execess */ + assert((xm >> (DP_FBITS + 1)) == 0); /* no excess */ assert(xe >= DP_EMIN); if (xe > DP_EMAX) { @@ -198,7 +198,7 @@ union ieee754dp ieee754dp_format(int sn, int xe, u64 xm) ieee754_setcx(IEEE754_UNDERFLOW); return builddp(sn, DP_EMIN - 1 + DP_EBIAS, xm); } else { - assert((xm >> (DP_FBITS + 1)) == 0); /* no execess */ + assert((xm >> (DP_FBITS + 1)) == 0); /* no excess */ assert(xm & DP_HIDDEN_BIT); return builddp(sn, xe + DP_EBIAS, xm & ~DP_HIDDEN_BIT); diff --git a/arch/mips/math-emu/ieee754sp.c b/arch/mips/math-emu/ieee754sp.c index def00ffc50fcc7bc4740933215cdf5872940a450..e0b2c450b9634caadcd24d5a25d3f58d4ad2f805 100644 --- a/arch/mips/math-emu/ieee754sp.c +++ b/arch/mips/math-emu/ieee754sp.c @@ -97,7 +97,7 @@ union ieee754sp ieee754sp_format(int sn, int xe, unsigned xm) { assert(xm); /* we don't gen exact zeros (probably should) */ - assert((xm >> (SP_FBITS + 1 + 3)) == 0); /* no execess */ + assert((xm >> (SP_FBITS + 1 + 3)) == 0); /* no excess */ assert(xm & (SP_HIDDEN_BIT << 3)); if (xe < SP_EMIN) { @@ -163,7 +163,7 @@ union ieee754sp ieee754sp_format(int sn, int xe, unsigned xm) /* strip grs bits */ xm >>= 3; - assert((xm >> (SP_FBITS + 1)) == 0); /* no execess */ + assert((xm >> (SP_FBITS + 1)) == 0); /* no excess */ assert(xe >= SP_EMIN); if (xe > SP_EMAX) { @@ -196,7 +196,7 @@ union ieee754sp ieee754sp_format(int sn, int xe, unsigned xm) ieee754_setcx(IEEE754_UNDERFLOW); return buildsp(sn, SP_EMIN - 1 + SP_EBIAS, xm); } else { - assert((xm >> (SP_FBITS + 1)) == 0); /* no execess */ + assert((xm >> (SP_FBITS + 1)) == 0); /* no excess */ assert(xm & SP_HIDDEN_BIT); return buildsp(sn, xe + SP_EBIAS, xm & ~SP_HIDDEN_BIT); diff --git a/arch/mips/mm/sc-ip22.c b/arch/mips/mm/sc-ip22.c index dc7c5a5214a9e1a9fb06600ba67f55b7054e1425..026cb59a914dbc5f52a2c7200ae85f843081441c 100644 --- a/arch/mips/mm/sc-ip22.c +++ b/arch/mips/mm/sc-ip22.c @@ -158,7 +158,7 @@ static inline int __init indy_sc_probe(void) return 1; } -/* XXX Check with wje if the Indy caches can differenciate between +/* XXX Check with wje if the Indy caches can differentiate between writeback + invalidate and just invalidate. */ static struct bcache_ops indy_sc_ops = { .bc_enable = indy_sc_enable, diff --git a/arch/mips/mm/tlb-r4k.c b/arch/mips/mm/tlb-r4k.c index 5037d5868cef7ef47f1baaa74dc84b7da410c7d5..c17d7627f872bffd148dc093386a3cf8efd4ebd8 100644 --- a/arch/mips/mm/tlb-r4k.c +++ b/arch/mips/mm/tlb-r4k.c @@ -19,6 +19,7 @@ #include #include #include +#include #include #include #include @@ -486,6 +487,10 @@ static void r4k_tlb_configure(void) * be set to fixed-size pages. */ write_c0_pagemask(PM_DEFAULT_MASK); + back_to_back_c0_hazard(); + if (read_c0_pagemask() != PM_DEFAULT_MASK) + panic("MMU doesn't support PAGE_SIZE=0x%lx", PAGE_SIZE); + write_c0_wired(0); if (current_cpu_type() == CPU_R10000 || current_cpu_type() == CPU_R12000 || diff --git a/arch/mips/mm/tlbex.c b/arch/mips/mm/tlbex.c index 5a04b6f5c6fb8a2cc52d986f59042ad8cd585850..84c6e3fda84af1f87f025c63709ecd48327fb75e 100644 --- a/arch/mips/mm/tlbex.c +++ b/arch/mips/mm/tlbex.c @@ -12,7 +12,7 @@ * Copyright (C) 2011 MIPS Technologies, Inc. * * ... and the days got worse and worse and now you see - * I've gone completly out of my mind. + * I've gone completely out of my mind. * * They're coming to take me a away haha * they're coming to take me a away hoho hihi haha diff --git a/arch/mips/sgi-ip27/ip27-memory.c b/arch/mips/sgi-ip27/ip27-memory.c index 8d0eb264324809b828f1463cd604e044e2e1df42..f1f88291451ec59adb4a5f28f9d19ea336669932 100644 --- a/arch/mips/sgi-ip27/ip27-memory.c +++ b/arch/mips/sgi-ip27/ip27-memory.c @@ -7,7 +7,7 @@ * Copyright (C) 2000 by Silicon Graphics, Inc. * Copyright (C) 2004 by Christoph Hellwig * - * On SGI IP27 the ARC memory configuration data is completly bogus but + * On SGI IP27 the ARC memory configuration data is completely bogus but * alternate easier to use mechanisms are available. */ #include diff --git a/arch/parisc/Kconfig b/arch/parisc/Kconfig index 989fa14147a9b53847223dbc1c959dd08ba23232..88cfaa8af78ea2af3192472920100a4ac1de8207 100644 --- a/arch/parisc/Kconfig +++ b/arch/parisc/Kconfig @@ -4,8 +4,8 @@ config PARISC select ARCH_MIGHT_HAVE_PC_PARPORT select HAVE_IDE select HAVE_OPROFILE - select HAVE_FUNCTION_TRACER if 64BIT - select HAVE_FUNCTION_GRAPH_TRACER if 64BIT + select HAVE_FUNCTION_TRACER + select HAVE_FUNCTION_GRAPH_TRACER select ARCH_WANT_FRAME_POINTERS select RTC_CLASS select RTC_DRV_GENERIC @@ -30,6 +30,7 @@ config PARISC select TTY # Needed for pdc_cons.c select HAVE_DEBUG_STACKOVERFLOW select HAVE_ARCH_AUDITSYSCALL + select HAVE_ARCH_SECCOMP_FILTER select ARCH_NO_COHERENT_DMA_MMAP help diff --git a/arch/parisc/Kconfig.debug b/arch/parisc/Kconfig.debug index bc989e522a045c17ca4514478b7cb5ef9d77fc4d..68b7cbd0810a77bf321f524b9c8809b508f864d6 100644 --- a/arch/parisc/Kconfig.debug +++ b/arch/parisc/Kconfig.debug @@ -2,9 +2,13 @@ menu "Kernel hacking" source "lib/Kconfig.debug" +config TRACE_IRQFLAGS_SUPPORT + def_bool y + config DEBUG_RODATA bool "Write protect kernel read-only data structures" depends on DEBUG_KERNEL + default y help Mark the kernel read-only data as write-protected in the pagetables, in order to catch accidental (and incorrect) writes to such const diff --git a/arch/parisc/Makefile b/arch/parisc/Makefile index 965a0999fc4c081228a34a61daec7f1ef032a107..75cb451b1f03069ccd2e77fae86cb1e4da6b7922 100644 --- a/arch/parisc/Makefile +++ b/arch/parisc/Makefile @@ -62,9 +62,7 @@ cflags-y += -mdisable-fpregs # Without this, "ld -r" results in .text sections that are too big # (> 0x40000) for branches to reach stubs. -ifndef CONFIG_FUNCTION_TRACER - cflags-y += -ffunction-sections -endif +cflags-y += -ffunction-sections # Use long jumps instead of long branches (needed if your linker fails to # link a too big vmlinux executable). Not enabled for building modules. diff --git a/arch/parisc/include/asm/compat.h b/arch/parisc/include/asm/compat.h index 0448a2c8eafbc34e8252240171f77173ebdb1dd3..3387307cc33e11f5e6a718a26d8781d3c9d140d2 100644 --- a/arch/parisc/include/asm/compat.h +++ b/arch/parisc/include/asm/compat.h @@ -183,6 +183,13 @@ typedef struct compat_siginfo { int _band; /* POLL_IN, POLL_OUT, POLL_MSG */ int _fd; } _sigpoll; + + /* SIGSYS */ + struct { + compat_uptr_t _call_addr; /* calling user insn */ + int _syscall; /* triggering system call number */ + compat_uint_t _arch; /* AUDIT_ARCH_* of syscall */ + } _sigsys; } _sifields; } compat_siginfo_t; diff --git a/arch/parisc/include/asm/ftrace.h b/arch/parisc/include/asm/ftrace.h index 544ed8ef87ebbb4da274c7d8fb8e82464fe3fcda..24cd81d58d706faafe469c10a85f1182a28b958a 100644 --- a/arch/parisc/include/asm/ftrace.h +++ b/arch/parisc/include/asm/ftrace.h @@ -4,23 +4,7 @@ #ifndef __ASSEMBLY__ extern void mcount(void); -/* - * Stack of return addresses for functions of a thread. - * Used in struct thread_info - */ -struct ftrace_ret_stack { - unsigned long ret; - unsigned long func; - unsigned long long calltime; -}; - -/* - * Primary handler of a function return. - * It relays on ftrace_return_to_handler. - * Defined in entry.S - */ -extern void return_to_handler(void); - +#define MCOUNT_INSN_SIZE 4 extern unsigned long return_address(unsigned int); diff --git a/arch/parisc/include/asm/syscall.h b/arch/parisc/include/asm/syscall.h index a5eba95d87feb448178b095c1f9cecc707edd71c..637ce8d6f3752425371acee122b207d8e5af0b50 100644 --- a/arch/parisc/include/asm/syscall.h +++ b/arch/parisc/include/asm/syscall.h @@ -39,6 +39,19 @@ static inline void syscall_get_arguments(struct task_struct *tsk, } } +static inline void syscall_set_return_value(struct task_struct *task, + struct pt_regs *regs, + int error, long val) +{ + regs->gr[28] = error ? error : val; +} + +static inline void syscall_rollback(struct task_struct *task, + struct pt_regs *regs) +{ + /* do nothing */ +} + static inline int syscall_get_arch(void) { int arch = AUDIT_ARCH_PARISC; diff --git a/arch/parisc/include/asm/uaccess.h b/arch/parisc/include/asm/uaccess.h index d4dd6e58682ce582f9b6581095fb11e59dee2766..7955e43f3f3f27558da65b100b9c3f64ebe26b02 100644 --- a/arch/parisc/include/asm/uaccess.h +++ b/arch/parisc/include/asm/uaccess.h @@ -44,20 +44,18 @@ static inline long access_ok(int type, const void __user * addr, #define LDD_USER(ptr) BUILD_BUG() #define STD_KERNEL(x, ptr) __put_kernel_asm64(x, ptr) #define STD_USER(x, ptr) __put_user_asm64(x, ptr) -#define ASM_WORD_INSN ".word\t" #else #define LDD_KERNEL(ptr) __get_kernel_asm("ldd", ptr) #define LDD_USER(ptr) __get_user_asm("ldd", ptr) #define STD_KERNEL(x, ptr) __put_kernel_asm("std", x, ptr) #define STD_USER(x, ptr) __put_user_asm("std", x, ptr) -#define ASM_WORD_INSN ".dword\t" #endif /* - * The exception table contains two values: the first is an address - * for an instruction that is allowed to fault, and the second is - * the address to the fixup routine. Even on a 64bit kernel we could - * use a 32bit (unsigned int) address here. + * The exception table contains two values: the first is the relative offset to + * the address of the instruction that is allowed to fault, and the second is + * the relative offset to the address of the fixup routine. Since relative + * addresses are used, 32bit values are sufficient even on 64bit kernel. */ #define ARCH_HAS_RELATIVE_EXTABLE @@ -77,6 +75,7 @@ struct exception_table_entry { */ struct exception_data { unsigned long fault_ip; + unsigned long fault_gp; unsigned long fault_space; unsigned long fault_addr; }; diff --git a/arch/parisc/kernel/Makefile b/arch/parisc/kernel/Makefile index ff87b4603e3dc7d2b60caa2a0047e3eada177397..69a11183d48d4da5cf6f9d961d31b7cb91589480 100644 --- a/arch/parisc/kernel/Makefile +++ b/arch/parisc/kernel/Makefile @@ -15,11 +15,7 @@ ifdef CONFIG_FUNCTION_TRACER # Do not profile debug and lowlevel utilities CFLAGS_REMOVE_ftrace.o = -pg CFLAGS_REMOVE_cache.o = -pg -CFLAGS_REMOVE_irq.o = -pg -CFLAGS_REMOVE_pacache.o = -pg CFLAGS_REMOVE_perf.o = -pg -CFLAGS_REMOVE_traps.o = -pg -CFLAGS_REMOVE_unaligned.o = -pg CFLAGS_REMOVE_unwind.o = -pg endif diff --git a/arch/parisc/kernel/asm-offsets.c b/arch/parisc/kernel/asm-offsets.c index d2f62570a7b16d4f4c6321515d980f048cd278f2..78d30d2ea2d8bb24116a7639a3d4bc5f90400058 100644 --- a/arch/parisc/kernel/asm-offsets.c +++ b/arch/parisc/kernel/asm-offsets.c @@ -299,6 +299,7 @@ int main(void) #endif BLANK(); DEFINE(EXCDATA_IP, offsetof(struct exception_data, fault_ip)); + DEFINE(EXCDATA_GP, offsetof(struct exception_data, fault_gp)); DEFINE(EXCDATA_SPACE, offsetof(struct exception_data, fault_space)); DEFINE(EXCDATA_ADDR, offsetof(struct exception_data, fault_addr)); BLANK(); diff --git a/arch/parisc/kernel/cache.c b/arch/parisc/kernel/cache.c index 91c2a39cd5aab98547424685940d2b099369fbf9..67001277256c6a51c1bf67d692d29ef1d480aadf 100644 --- a/arch/parisc/kernel/cache.c +++ b/arch/parisc/kernel/cache.c @@ -319,7 +319,7 @@ void flush_dcache_page(struct page *page) if (!mapping) return; - pgoff = page->index << (PAGE_CACHE_SHIFT - PAGE_SHIFT); + pgoff = page->index; /* We have carefully arranged in arch_get_unmapped_area() that * *any* mappings of a file are always congruently mapped (whether diff --git a/arch/parisc/kernel/entry.S b/arch/parisc/kernel/entry.S index 623496c117564cdbc7f939dea4ff777e114212ac..39127d3e70e56f2295b6e288f6642ed9908bcfbd 100644 --- a/arch/parisc/kernel/entry.S +++ b/arch/parisc/kernel/entry.S @@ -1970,43 +1970,98 @@ pt_regs_ok: b intr_restore copy %r25,%r16 - .import schedule,code syscall_do_resched: - BL schedule,%r2 + load32 syscall_check_resched,%r2 /* if resched, we start over again */ + load32 schedule,%r19 + bv %r0(%r19) /* jumps to schedule() */ #ifdef CONFIG_64BIT ldo -16(%r30),%r29 /* Reference param save area */ #else nop #endif - b syscall_check_resched /* if resched, we start over again */ - nop ENDPROC(syscall_exit) #ifdef CONFIG_FUNCTION_TRACER + .import ftrace_function_trampoline,code -ENTRY(_mcount) - copy %r3, %arg2 + .align L1_CACHE_BYTES + .globl mcount + .type mcount, @function +ENTRY(mcount) +_mcount: + .export _mcount,data + .proc + .callinfo caller,frame=0 + .entry + /* + * The 64bit mcount() function pointer needs 4 dwords, of which the + * first two are free. We optimize it here and put 2 instructions for + * calling mcount(), and 2 instructions for ftrace_stub(). That way we + * have all on one L1 cacheline. + */ b ftrace_function_trampoline + copy %r3, %arg2 /* caller original %sp */ +ftrace_stub: + .globl ftrace_stub + .type ftrace_stub, @function +#ifdef CONFIG_64BIT + bve (%rp) +#else + bv %r0(%rp) +#endif nop -ENDPROC(_mcount) +#ifdef CONFIG_64BIT + .dword mcount + .dword 0 /* code in head.S puts value of global gp here */ +#endif + .exit + .procend +ENDPROC(mcount) + .align 8 + .globl return_to_handler + .type return_to_handler, @function ENTRY(return_to_handler) - load32 return_trampoline, %rp - copy %ret0, %arg0 - copy %ret1, %arg1 - b ftrace_return_to_handler - nop -return_trampoline: - copy %ret0, %rp - copy %r23, %ret0 - copy %r24, %ret1 + .proc + .callinfo caller,frame=FRAME_SIZE + .entry + .export parisc_return_to_handler,data +parisc_return_to_handler: + copy %r3,%r1 + STREG %r0,-RP_OFFSET(%sp) /* store 0 as %rp */ + copy %sp,%r3 + STREGM %r1,FRAME_SIZE(%sp) + STREG %ret0,8(%r3) + STREG %ret1,16(%r3) -.globl ftrace_stub -ftrace_stub: +#ifdef CONFIG_64BIT + loadgp +#endif + + /* call ftrace_return_to_handler(0) */ +#ifdef CONFIG_64BIT + ldo -16(%sp),%ret1 /* Reference param save area */ +#endif + BL ftrace_return_to_handler,%r2 + ldi 0,%r26 + copy %ret0,%rp + + /* restore original return values */ + LDREG 8(%r3),%ret0 + LDREG 16(%r3),%ret1 + + /* return from function */ +#ifdef CONFIG_64BIT + bve (%rp) +#else bv %r0(%rp) - nop +#endif + LDREGM -FRAME_SIZE(%sp),%r3 + .exit + .procend ENDPROC(return_to_handler) + #endif /* CONFIG_FUNCTION_TRACER */ #ifdef CONFIG_IRQSTACKS diff --git a/arch/parisc/kernel/ftrace.c b/arch/parisc/kernel/ftrace.c index 559d400f93859ac2ffe096006a2099f0b2137e62..b13f9ec6f2946506c2b42ef4748b447652db81c1 100644 --- a/arch/parisc/kernel/ftrace.c +++ b/arch/parisc/kernel/ftrace.c @@ -1,6 +1,6 @@ /* * Code for tracing calls in Linux kernel. - * Copyright (C) 2009 Helge Deller + * Copyright (C) 2009-2016 Helge Deller * * based on code for x86 which is: * Copyright (C) 2007-2008 Steven Rostedt @@ -13,104 +13,21 @@ #include #include +#include #include #include - #ifdef CONFIG_FUNCTION_GRAPH_TRACER - -/* Add a function return address to the trace stack on thread info.*/ -static int push_return_trace(unsigned long ret, unsigned long long time, - unsigned long func, int *depth) -{ - int index; - - if (!current->ret_stack) - return -EBUSY; - - /* The return trace stack is full */ - if (current->curr_ret_stack == FTRACE_RETFUNC_DEPTH - 1) { - atomic_inc(¤t->trace_overrun); - return -EBUSY; - } - - index = ++current->curr_ret_stack; - barrier(); - current->ret_stack[index].ret = ret; - current->ret_stack[index].func = func; - current->ret_stack[index].calltime = time; - *depth = index; - - return 0; -} - -/* Retrieve a function return address to the trace stack on thread info.*/ -static void pop_return_trace(struct ftrace_graph_ret *trace, unsigned long *ret) -{ - int index; - - index = current->curr_ret_stack; - - if (unlikely(index < 0)) { - ftrace_graph_stop(); - WARN_ON(1); - /* Might as well panic, otherwise we have no where to go */ - *ret = (unsigned long) - dereference_function_descriptor(&panic); - return; - } - - *ret = current->ret_stack[index].ret; - trace->func = current->ret_stack[index].func; - trace->calltime = current->ret_stack[index].calltime; - trace->overrun = atomic_read(¤t->trace_overrun); - trace->depth = index; - barrier(); - current->curr_ret_stack--; - -} - -/* - * Send the trace to the ring-buffer. - * @return the original return address. - */ -unsigned long ftrace_return_to_handler(unsigned long retval0, - unsigned long retval1) -{ - struct ftrace_graph_ret trace; - unsigned long ret; - - pop_return_trace(&trace, &ret); - trace.rettime = local_clock(); - ftrace_graph_return(&trace); - - if (unlikely(!ret)) { - ftrace_graph_stop(); - WARN_ON(1); - /* Might as well panic. What else to do? */ - ret = (unsigned long) - dereference_function_descriptor(&panic); - } - - /* HACK: we hand over the old functions' return values - in %r23 and %r24. Assembly in entry.S will take care - and move those to their final registers %ret0 and %ret1 */ - asm( "copy %0, %%r23 \n\t" - "copy %1, %%r24 \n" : : "r" (retval0), "r" (retval1) ); - - return ret; -} - /* * Hook the return address and push it in the stack of return addrs * in current thread info. */ -void prepare_ftrace_return(unsigned long *parent, unsigned long self_addr) +static void prepare_ftrace_return(unsigned long *parent, unsigned long self_addr) { unsigned long old; - unsigned long long calltime; struct ftrace_graph_ent trace; + extern int parisc_return_to_handler; if (unlikely(ftrace_graph_is_dead())) return; @@ -119,64 +36,47 @@ void prepare_ftrace_return(unsigned long *parent, unsigned long self_addr) return; old = *parent; - *parent = (unsigned long) - dereference_function_descriptor(&return_to_handler); - if (unlikely(!__kernel_text_address(old))) { - ftrace_graph_stop(); - *parent = old; - WARN_ON(1); - return; - } - - calltime = local_clock(); + trace.func = self_addr; + trace.depth = current->curr_ret_stack + 1; - if (push_return_trace(old, calltime, - self_addr, &trace.depth) == -EBUSY) { - *parent = old; + /* Only trace if the calling function expects to */ + if (!ftrace_graph_entry(&trace)) return; - } - trace.func = self_addr; + if (ftrace_push_return_trace(old, self_addr, &trace.depth, + 0 ) == -EBUSY) + return; - /* Only trace if the calling function expects to */ - if (!ftrace_graph_entry(&trace)) { - current->curr_ret_stack--; - *parent = old; - } + /* activate parisc_return_to_handler() as return point */ + *parent = (unsigned long) &parisc_return_to_handler; } - #endif /* CONFIG_FUNCTION_GRAPH_TRACER */ - -void ftrace_function_trampoline(unsigned long parent, +void notrace ftrace_function_trampoline(unsigned long parent, unsigned long self_addr, unsigned long org_sp_gr3) { - extern ftrace_func_t ftrace_trace_function; + extern ftrace_func_t ftrace_trace_function; /* depends on CONFIG_DYNAMIC_FTRACE */ + extern int ftrace_graph_entry_stub(struct ftrace_graph_ent *trace); if (ftrace_trace_function != ftrace_stub) { - ftrace_trace_function(parent, self_addr); + /* struct ftrace_ops *op, struct pt_regs *regs); */ + ftrace_trace_function(parent, self_addr, NULL, NULL); return; } + #ifdef CONFIG_FUNCTION_GRAPH_TRACER - if (ftrace_graph_entry && ftrace_graph_return) { - unsigned long sp; + if (ftrace_graph_return != (trace_func_graph_ret_t) ftrace_stub || + ftrace_graph_entry != ftrace_graph_entry_stub) { unsigned long *parent_rp; - asm volatile ("copy %%r30, %0" : "=r"(sp)); - /* sanity check: is stack pointer which we got from - assembler function in entry.S in a reasonable - range compared to current stack pointer? */ - if ((sp - org_sp_gr3) > 0x400) - return; - /* calculate pointer to %rp in stack */ - parent_rp = (unsigned long *) org_sp_gr3 - 0x10; + parent_rp = (unsigned long *) (org_sp_gr3 - RP_OFFSET); /* sanity check: parent_rp should hold parent */ if (*parent_rp != parent) return; - + prepare_ftrace_return(parent_rp, self_addr); return; } diff --git a/arch/parisc/kernel/head.S b/arch/parisc/kernel/head.S index 75aa0db9f69efe2fb3fa00d10d6fc66bd3f2b923..bbbe360b458f511c068620db2dd670a770ea8362 100644 --- a/arch/parisc/kernel/head.S +++ b/arch/parisc/kernel/head.S @@ -129,6 +129,15 @@ $pgt_fill_loop: /* And the stack pointer too */ ldo THREAD_SZ_ALGN(%r6),%sp +#if defined(CONFIG_64BIT) && defined(CONFIG_FUNCTION_TRACER) + .import _mcount,data + /* initialize mcount FPTR */ + /* Get the global data pointer */ + loadgp + load32 PA(_mcount), %r10 + std %dp,0x18(%r10) +#endif + #ifdef CONFIG_SMP /* Set the smp rendezvous address into page zero. ** It would be safer to do this in init_smp_config() but diff --git a/arch/parisc/kernel/module.c b/arch/parisc/kernel/module.c index b9d75d9fa9ace520e472874b5dcb0f0b0aad440e..a0ecdb4abcc878b3805d7a2d0f845272b1fc372d 100644 --- a/arch/parisc/kernel/module.c +++ b/arch/parisc/kernel/module.c @@ -660,6 +660,10 @@ int apply_relocate_add(Elf_Shdr *sechdrs, } *loc = (*loc & ~0x3ff1ffd) | reassemble_22(val); break; + case R_PARISC_PCREL32: + /* 32-bit PC relative address */ + *loc = val - dot - 8 + addend; + break; default: printk(KERN_ERR "module %s: Unknown relocation: %u\n", @@ -788,6 +792,10 @@ int apply_relocate_add(Elf_Shdr *sechdrs, CHECK_RELOC(val, 22); *loc = (*loc & ~0x3ff1ffd) | reassemble_22(val); break; + case R_PARISC_PCREL32: + /* 32-bit PC relative address */ + *loc = val - dot - 8 + addend; + break; case R_PARISC_DIR64: /* 64-bit effective address */ *loc64 = val + addend; diff --git a/arch/parisc/kernel/parisc_ksyms.c b/arch/parisc/kernel/parisc_ksyms.c index 568b2c61ea0208de80bcd1f5fdc54f7aafa95a30..3cad8aadc69e7a1159c829a7e5e5cea9f6a1297b 100644 --- a/arch/parisc/kernel/parisc_ksyms.c +++ b/arch/parisc/kernel/parisc_ksyms.c @@ -47,11 +47,11 @@ EXPORT_SYMBOL(__cmpxchg_u64); EXPORT_SYMBOL(lclear_user); EXPORT_SYMBOL(lstrnlen_user); -/* Global fixups */ -extern void fixup_get_user_skip_1(void); -extern void fixup_get_user_skip_2(void); -extern void fixup_put_user_skip_1(void); -extern void fixup_put_user_skip_2(void); +/* Global fixups - defined as int to avoid creation of function pointers */ +extern int fixup_get_user_skip_1; +extern int fixup_get_user_skip_2; +extern int fixup_put_user_skip_1; +extern int fixup_put_user_skip_2; EXPORT_SYMBOL(fixup_get_user_skip_1); EXPORT_SYMBOL(fixup_get_user_skip_2); EXPORT_SYMBOL(fixup_put_user_skip_1); diff --git a/arch/parisc/kernel/ptrace.c b/arch/parisc/kernel/ptrace.c index ce0b2b4075c704f9ee2006c263b1ba1cf3e9afd1..8fb81a3915990dc741324b560986895f5025a9d5 100644 --- a/arch/parisc/kernel/ptrace.c +++ b/arch/parisc/kernel/ptrace.c @@ -270,7 +270,8 @@ long compat_arch_ptrace(struct task_struct *child, compat_long_t request, long do_syscall_trace_enter(struct pt_regs *regs) { /* Do the secure computing check first. */ - secure_computing_strict(regs->gr[20]); + if (secure_computing() == -1) + return -1; if (test_thread_flag(TIF_SYSCALL_TRACE) && tracehook_report_syscall_entry(regs)) { @@ -296,7 +297,11 @@ long do_syscall_trace_enter(struct pt_regs *regs) regs->gr[23] & 0xffffffff); out: - return regs->gr[20]; + /* + * Sign extend the syscall number to 64bit since it may have been + * modified by a compat ptrace call + */ + return (int) ((u32) regs->gr[20]); } void do_syscall_trace_exit(struct pt_regs *regs) diff --git a/arch/parisc/kernel/signal32.c b/arch/parisc/kernel/signal32.c index 984abbee71ca2b7be36cbd94a7b7a1c206191a86..c342b2e17492ebf1884c69334dd01716c1cde086 100644 --- a/arch/parisc/kernel/signal32.c +++ b/arch/parisc/kernel/signal32.c @@ -371,6 +371,11 @@ copy_siginfo_to_user32 (compat_siginfo_t __user *to, const siginfo_t *from) val = (compat_int_t)from->si_int; err |= __put_user(val, &to->si_int); break; + case __SI_SYS >> 16: + err |= __put_user(ptr_to_compat(from->si_call_addr), &to->si_call_addr); + err |= __put_user(from->si_syscall, &to->si_syscall); + err |= __put_user(from->si_arch, &to->si_arch); + break; } } return err; diff --git a/arch/parisc/kernel/syscall.S b/arch/parisc/kernel/syscall.S index fbafa0d0e2bf865db726d15f9c4beb4817afe86c..c976ebfe2269db83e7efcc803bcd14e390695e3b 100644 --- a/arch/parisc/kernel/syscall.S +++ b/arch/parisc/kernel/syscall.S @@ -329,6 +329,7 @@ tracesys_next: ldo -THREAD_SZ_ALGN-FRAME_SIZE(%r30),%r1 /* get task ptr */ LDREG TI_TASK(%r1), %r1 + LDREG TASK_PT_GR28(%r1), %r28 /* Restore return value */ LDREG TASK_PT_GR26(%r1), %r26 /* Restore the users args */ LDREG TASK_PT_GR25(%r1), %r25 LDREG TASK_PT_GR24(%r1), %r24 @@ -342,6 +343,7 @@ tracesys_next: stw %r21, -56(%r30) /* 6th argument */ #endif + cmpib,COND(=),n -1,%r20,tracesys_exit /* seccomp may have returned -1 */ comiclr,>>= __NR_Linux_syscalls, %r20, %r0 b,n .Ltracesys_nosys diff --git a/arch/parisc/kernel/traps.c b/arch/parisc/kernel/traps.c index 16e0735e2f46bebb2b3a806d4b9d7d2f1a01c786..97d6b208e1294d23f52d825ee14ca28694f7876e 100644 --- a/arch/parisc/kernel/traps.c +++ b/arch/parisc/kernel/traps.c @@ -795,6 +795,9 @@ void notrace handle_interruption(int code, struct pt_regs *regs) if (fault_space == 0 && !faulthandler_disabled()) { + /* Clean up and return if in exception table. */ + if (fixup_exception(regs)) + return; pdc_chassis_send_status(PDC_CHASSIS_DIRECT_PANIC); parisc_terminate("Kernel Fault", regs, code, fault_address); } diff --git a/arch/parisc/lib/fixup.S b/arch/parisc/lib/fixup.S index 536ef66bb94b5aa8c46800a968514184b5e2d85d..1052b747e011336621c6ca9f7c9eaf78af7af6df 100644 --- a/arch/parisc/lib/fixup.S +++ b/arch/parisc/lib/fixup.S @@ -26,6 +26,7 @@ #ifdef CONFIG_SMP .macro get_fault_ip t1 t2 + loadgp addil LT%__per_cpu_offset,%r27 LDREG RT%__per_cpu_offset(%r1),\t1 /* t2 = smp_processor_id() */ @@ -40,14 +41,19 @@ LDREG RT%exception_data(%r1),\t1 /* t1 = this_cpu_ptr(&exception_data) */ add,l \t1,\t2,\t1 + /* %r27 = t1->fault_gp - restore gp */ + LDREG EXCDATA_GP(\t1), %r27 /* t1 = t1->fault_ip */ LDREG EXCDATA_IP(\t1), \t1 .endm #else .macro get_fault_ip t1 t2 + loadgp /* t1 = this_cpu_ptr(&exception_data) */ addil LT%exception_data,%r27 LDREG RT%exception_data(%r1),\t2 + /* %r27 = t2->fault_gp - restore gp */ + LDREG EXCDATA_GP(\t2), %r27 /* t1 = t2->fault_ip */ LDREG EXCDATA_IP(\t2), \t1 .endm diff --git a/arch/parisc/mm/fault.c b/arch/parisc/mm/fault.c index 26fac9c671c9375ab9ae1663617c237186f55aba..16dbe81c97c9005df3cbb91045ccb6ed20878930 100644 --- a/arch/parisc/mm/fault.c +++ b/arch/parisc/mm/fault.c @@ -145,6 +145,7 @@ int fixup_exception(struct pt_regs *regs) struct exception_data *d; d = this_cpu_ptr(&exception_data); d->fault_ip = regs->iaoq[0]; + d->fault_gp = regs->gr[27]; d->fault_space = regs->isr; d->fault_addr = regs->ior; diff --git a/arch/parisc/mm/init.c b/arch/parisc/mm/init.c index 3c07d6b968772bc6de99bada8d83578ffe172c3d..6b3e7c6ee096efb9c1df64915de09d2a29dcef13 100644 --- a/arch/parisc/mm/init.c +++ b/arch/parisc/mm/init.c @@ -22,7 +22,7 @@ #include #include #include /* for node_online_map */ -#include /* for release_pages and page_cache_release */ +#include /* for release_pages */ #include #include diff --git a/arch/powerpc/include/asm/processor.h b/arch/powerpc/include/asm/processor.h index 8ab8a1a9610a2118ad21fee3bebe02d142947350..009fab130cd8507ad6c571ae8843066aea462319 100644 --- a/arch/powerpc/include/asm/processor.h +++ b/arch/powerpc/include/asm/processor.h @@ -246,7 +246,7 @@ struct thread_struct { #endif /* CONFIG_ALTIVEC */ #ifdef CONFIG_VSX /* VSR status */ - int used_vsr; /* set if process has used altivec */ + int used_vsr; /* set if process has used VSX */ #endif /* CONFIG_VSX */ #ifdef CONFIG_SPE unsigned long evr[32]; /* upper 32-bits of SPE regs */ diff --git a/arch/powerpc/kernel/process.c b/arch/powerpc/kernel/process.c index 612df305886b030e3449182b8506b023c89a85fb..b8500b4ac7fead4c78bc6478d109e3b0a6a50c76 100644 --- a/arch/powerpc/kernel/process.c +++ b/arch/powerpc/kernel/process.c @@ -983,7 +983,7 @@ void restore_tm_state(struct pt_regs *regs) static inline void save_sprs(struct thread_struct *t) { #ifdef CONFIG_ALTIVEC - if (cpu_has_feature(cpu_has_feature(CPU_FTR_ALTIVEC))) + if (cpu_has_feature(CPU_FTR_ALTIVEC)) t->vrsave = mfspr(SPRN_VRSAVE); #endif #ifdef CONFIG_PPC_BOOK3S_64 diff --git a/arch/powerpc/mm/hugetlbpage.c b/arch/powerpc/mm/hugetlbpage.c index 6dd272b6196f35b2644131ee5cbe94ddc25fd652..d991b9e80dbbc75ef955c78c924c2e273228b70f 100644 --- a/arch/powerpc/mm/hugetlbpage.c +++ b/arch/powerpc/mm/hugetlbpage.c @@ -413,13 +413,13 @@ static void hugepd_free(struct mmu_gather *tlb, void *hugepte) { struct hugepd_freelist **batchp; - batchp = this_cpu_ptr(&hugepd_freelist_cur); + batchp = &get_cpu_var(hugepd_freelist_cur); if (atomic_read(&tlb->mm->mm_users) < 2 || cpumask_equal(mm_cpumask(tlb->mm), cpumask_of(smp_processor_id()))) { kmem_cache_free(hugepte_cache, hugepte); - put_cpu_var(hugepd_freelist_cur); + put_cpu_var(hugepd_freelist_cur); return; } diff --git a/arch/powerpc/platforms/cell/spufs/inode.c b/arch/powerpc/platforms/cell/spufs/inode.c index dfa863876778144baa5cb99ac65e61c4ca60ec70..6ca5f0525e5701518b5ebba4cc4b40d387b3a68b 100644 --- a/arch/powerpc/platforms/cell/spufs/inode.c +++ b/arch/powerpc/platforms/cell/spufs/inode.c @@ -732,8 +732,8 @@ spufs_fill_super(struct super_block *sb, void *data, int silent) return -ENOMEM; sb->s_maxbytes = MAX_LFS_FILESIZE; - sb->s_blocksize = PAGE_CACHE_SIZE; - sb->s_blocksize_bits = PAGE_CACHE_SHIFT; + sb->s_blocksize = PAGE_SIZE; + sb->s_blocksize_bits = PAGE_SHIFT; sb->s_magic = SPUFS_MAGIC; sb->s_op = &s_ops; sb->s_fs_info = info; diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig index b9df8d11d7a954562501110706b95b16954e5300..aad23e3dff2c17b0bba5a7d2740ea47c21839480 100644 --- a/arch/s390/Kconfig +++ b/arch/s390/Kconfig @@ -59,6 +59,9 @@ config PCI_QUIRKS config ARCH_SUPPORTS_UPROBES def_bool y +config DEBUG_RODATA + def_bool y + config S390 def_bool y select ARCH_HAS_ATOMIC64_DEC_IF_POSITIVE diff --git a/arch/s390/crypto/prng.c b/arch/s390/crypto/prng.c index b8045b97f4fbd888c35783b13a2b5b9dc89f353f..d750cc0dfe301ed1dd5fa5edd8df1a6fb97cc451 100644 --- a/arch/s390/crypto/prng.c +++ b/arch/s390/crypto/prng.c @@ -669,11 +669,13 @@ static const struct file_operations prng_tdes_fops = { static struct miscdevice prng_sha512_dev = { .name = "prandom", .minor = MISC_DYNAMIC_MINOR, + .mode = 0644, .fops = &prng_sha512_fops, }; static struct miscdevice prng_tdes_dev = { .name = "prandom", .minor = MISC_DYNAMIC_MINOR, + .mode = 0644, .fops = &prng_tdes_fops, }; diff --git a/arch/s390/hypfs/inode.c b/arch/s390/hypfs/inode.c index 0f3da2cb2bd63c0d26649776fd53d844f3153d18..255c7eec44810420ae1b4d7608142db58fbad7e7 100644 --- a/arch/s390/hypfs/inode.c +++ b/arch/s390/hypfs/inode.c @@ -278,8 +278,8 @@ static int hypfs_fill_super(struct super_block *sb, void *data, int silent) sbi->uid = current_uid(); sbi->gid = current_gid(); sb->s_fs_info = sbi; - sb->s_blocksize = PAGE_CACHE_SIZE; - sb->s_blocksize_bits = PAGE_CACHE_SHIFT; + sb->s_blocksize = PAGE_SIZE; + sb->s_blocksize_bits = PAGE_SHIFT; sb->s_magic = HYPFS_MAGIC; sb->s_op = &hypfs_s_ops; if (hypfs_parse_options(data, sb)) diff --git a/arch/s390/include/asm/cache.h b/arch/s390/include/asm/cache.h index 4d7ccac5fd1d693e3875f2eac011d46ff3750a0e..22da3b34c6557dcb979d6187ed9424769a17464e 100644 --- a/arch/s390/include/asm/cache.h +++ b/arch/s390/include/asm/cache.h @@ -15,4 +15,7 @@ #define __read_mostly __attribute__((__section__(".data..read_mostly"))) +/* Read-only memory is marked before mark_rodata_ro() is called. */ +#define __ro_after_init __read_mostly + #endif diff --git a/arch/s390/include/uapi/asm/unistd.h b/arch/s390/include/uapi/asm/unistd.h index ab3aa6875a59ca4dc3760663d79189090286d7ab..4384bc797a54f9d77dd593123f0cfc567124f792 100644 --- a/arch/s390/include/uapi/asm/unistd.h +++ b/arch/s390/include/uapi/asm/unistd.h @@ -311,7 +311,9 @@ #define __NR_shutdown 373 #define __NR_mlock2 374 #define __NR_copy_file_range 375 -#define NR_syscalls 376 +#define __NR_preadv2 376 +#define __NR_pwritev2 377 +#define NR_syscalls 378 /* * There are some system calls that are not present on 64 bit, some diff --git a/arch/s390/kernel/perf_cpum_cf.c b/arch/s390/kernel/perf_cpum_cf.c index 58bf4572d457f09465abf82cc6e8e4cfda1b21ca..62f066b5259e30dd6661671e5e06525e5c42ba5e 100644 --- a/arch/s390/kernel/perf_cpum_cf.c +++ b/arch/s390/kernel/perf_cpum_cf.c @@ -670,6 +670,7 @@ static int cpumf_pmu_notifier(struct notifier_block *self, unsigned long action, switch (action & ~CPU_TASKS_FROZEN) { case CPU_ONLINE: + case CPU_DOWN_FAILED: flags = PMC_INIT; smp_call_function_single(cpu, setup_pmc_cpu, &flags, 1); break; diff --git a/arch/s390/kernel/perf_cpum_sf.c b/arch/s390/kernel/perf_cpum_sf.c index 1a43474df541a08008d011f0678211ab63eb19fa..eaab9a7cb3be6a43f38dfa10a1a670656ca110dc 100644 --- a/arch/s390/kernel/perf_cpum_sf.c +++ b/arch/s390/kernel/perf_cpum_sf.c @@ -1521,7 +1521,7 @@ static int cpumf_pmu_notifier(struct notifier_block *self, switch (action & ~CPU_TASKS_FROZEN) { case CPU_ONLINE: - case CPU_ONLINE_FROZEN: + case CPU_DOWN_FAILED: flags = PMC_INIT; smp_call_function_single(cpu, setup_pmc_cpu, &flags, 1); break; diff --git a/arch/s390/kernel/syscalls.S b/arch/s390/kernel/syscalls.S index 293d8b98fd525c992146fa4f5c85f1287d90bc62..9b59e6212d8fd22cadbc35f9e3546f7aa47e540c 100644 --- a/arch/s390/kernel/syscalls.S +++ b/arch/s390/kernel/syscalls.S @@ -384,3 +384,5 @@ SYSCALL(sys_recvmsg,compat_sys_recvmsg) SYSCALL(sys_shutdown,sys_shutdown) SYSCALL(sys_mlock2,compat_sys_mlock2) SYSCALL(sys_copy_file_range,compat_sys_copy_file_range) /* 375 */ +SYSCALL(sys_preadv2,compat_sys_preadv2) +SYSCALL(sys_pwritev2,compat_sys_pwritev2) diff --git a/arch/s390/mm/gmap.c b/arch/s390/mm/gmap.c index 69247b4dcc43ab94a3ea7427c5f3998c7696ca86..cace818d86eb95bae2cd6f36038f177a5548a926 100644 --- a/arch/s390/mm/gmap.c +++ b/arch/s390/mm/gmap.c @@ -23,7 +23,7 @@ /** * gmap_alloc - allocate a guest address space * @mm: pointer to the parent mm_struct - * @limit: maximum size of the gmap address space + * @limit: maximum address of the gmap address space * * Returns a guest address space structure. */ @@ -292,7 +292,7 @@ int gmap_map_segment(struct gmap *gmap, unsigned long from, if ((from | to | len) & (PMD_SIZE - 1)) return -EINVAL; if (len == 0 || from + len < from || to + len < to || - from + len > TASK_MAX_SIZE || to + len > gmap->asce_end) + from + len - 1 > TASK_MAX_SIZE || to + len - 1 > gmap->asce_end) return -EINVAL; flush = 0; diff --git a/arch/s390/mm/gup.c b/arch/s390/mm/gup.c index 49a1c84ed2663fadeadb2bc1b8548814d9cab012..a8a6765f1a519501b0f28bf7ca3a318d0b47f9a1 100644 --- a/arch/s390/mm/gup.c +++ b/arch/s390/mm/gup.c @@ -20,9 +20,9 @@ static inline int gup_pte_range(pmd_t *pmdp, pmd_t pmd, unsigned long addr, unsigned long end, int write, struct page **pages, int *nr) { + struct page *head, *page; unsigned long mask; pte_t *ptep, pte; - struct page *page; mask = (write ? _PAGE_PROTECT : 0) | _PAGE_INVALID | _PAGE_SPECIAL; @@ -37,12 +37,14 @@ static inline int gup_pte_range(pmd_t *pmdp, pmd_t pmd, unsigned long addr, return 0; VM_BUG_ON(!pfn_valid(pte_pfn(pte))); page = pte_page(pte); - if (!page_cache_get_speculative(page)) + head = compound_head(page); + if (!page_cache_get_speculative(head)) return 0; if (unlikely(pte_val(pte) != pte_val(*ptep))) { - put_page(page); + put_page(head); return 0; } + VM_BUG_ON_PAGE(compound_head(page) != head, page); pages[*nr] = page; (*nr)++; diff --git a/arch/s390/mm/init.c b/arch/s390/mm/init.c index 73e29033709285b44ceb5609919c07aff86e9de9..c7b0451397d6fbf6ac65f75c408c079601d0ad0a 100644 --- a/arch/s390/mm/init.c +++ b/arch/s390/mm/init.c @@ -108,6 +108,13 @@ void __init paging_init(void) free_area_init_nodes(max_zone_pfns); } +void mark_rodata_ro(void) +{ + /* Text and rodata are already protected. Nothing to do here. */ + pr_info("Write protecting the kernel read-only data: %luk\n", + ((unsigned long)&_eshared - (unsigned long)&_stext) >> 10); +} + void __init mem_init(void) { if (MACHINE_HAS_TLB_LC) @@ -126,9 +133,6 @@ void __init mem_init(void) setup_zero_pages(); /* Setup zeroed pages. */ mem_init_print_info(NULL); - printk("Write protected kernel read-only data: %#lx - %#lx\n", - (unsigned long)&_stext, - PFN_ALIGN((unsigned long)&_eshared) - 1); } void free_initmem(void) diff --git a/arch/s390/pci/pci_clp.c b/arch/s390/pci/pci_clp.c index 21591ddb4c1fddcd59aeb1d990f484040e57aeae..1a4512c8544ad6f516108e9eef2b4a8e22dfc5c1 100644 --- a/arch/s390/pci/pci_clp.c +++ b/arch/s390/pci/pci_clp.c @@ -176,8 +176,7 @@ static int clp_query_pci_fn(struct zpci_dev *zdev, u32 fh) rc = clp_store_query_pci_fn(zdev, &rrb->response); if (rc) goto out; - if (rrb->response.pfgid) - rc = clp_query_pci_fngrp(zdev, rrb->response.pfgid); + rc = clp_query_pci_fngrp(zdev, rrb->response.pfgid); } else { zpci_err("Q PCI FN:\n"); zpci_err_clp(rrb->response.hdr.rsp, rc); diff --git a/arch/sh/include/asm/smp.h b/arch/sh/include/asm/smp.h index 1baf0ba962426f8e92b6789aabacaf5c47787014..c9f8bbdb1bf8e901505aca6378705a25db9cb46f 100644 --- a/arch/sh/include/asm/smp.h +++ b/arch/sh/include/asm/smp.h @@ -34,11 +34,6 @@ enum { DECLARE_PER_CPU(int, cpu_state); void smp_message_recv(unsigned int msg); -void smp_timer_broadcast(const struct cpumask *mask); - -void local_timer_interrupt(void); -void local_timer_setup(unsigned int cpu); -void local_timer_stop(unsigned int cpu); void arch_send_call_function_single_ipi(int cpu); void arch_send_call_function_ipi_mask(const struct cpumask *mask); diff --git a/arch/sh/include/asm/topology.h b/arch/sh/include/asm/topology.h index b0a282d65f6a16bc0753faac736e67adc00f62e7..358e3f516ef6ca78b3c7844d174140cc99f759c8 100644 --- a/arch/sh/include/asm/topology.h +++ b/arch/sh/include/asm/topology.h @@ -17,7 +17,7 @@ #define mc_capable() (1) -const struct cpumask *cpu_coregroup_mask(unsigned int cpu); +const struct cpumask *cpu_coregroup_mask(int cpu); extern cpumask_t cpu_core_map[NR_CPUS]; diff --git a/arch/sh/kernel/cpu/sh4a/smp-shx3.c b/arch/sh/kernel/cpu/sh4a/smp-shx3.c index 4a298808789c46cc3502348b283f3b22b02be7dd..839612c8a0a052e1a1a674ece5dcb7541ce6c467 100644 --- a/arch/sh/kernel/cpu/sh4a/smp-shx3.c +++ b/arch/sh/kernel/cpu/sh4a/smp-shx3.c @@ -73,8 +73,6 @@ static void shx3_prepare_cpus(unsigned int max_cpus) { int i; - local_timer_setup(0); - BUILD_BUG_ON(SMP_MSG_NR >= 8); for (i = 0; i < SMP_MSG_NR; i++) diff --git a/arch/sh/kernel/topology.c b/arch/sh/kernel/topology.c index 772caffba22fb644a077bfe8707148f75a1dc14a..c82912a61d74f26a3d3b1b3e47913c899329ecf6 100644 --- a/arch/sh/kernel/topology.c +++ b/arch/sh/kernel/topology.c @@ -21,7 +21,7 @@ static DEFINE_PER_CPU(struct cpu, cpu_devices); cpumask_t cpu_core_map[NR_CPUS]; EXPORT_SYMBOL(cpu_core_map); -static cpumask_t cpu_coregroup_map(unsigned int cpu) +static cpumask_t cpu_coregroup_map(int cpu) { /* * Presently all SH-X3 SMP cores are multi-cores, so just keep it @@ -30,7 +30,7 @@ static cpumask_t cpu_coregroup_map(unsigned int cpu) return *cpu_possible_mask; } -const struct cpumask *cpu_coregroup_mask(unsigned int cpu) +const struct cpumask *cpu_coregroup_mask(int cpu) { return &cpu_core_map[cpu]; } diff --git a/arch/x86/events/amd/ibs.c b/arch/x86/events/amd/ibs.c index 3ea25c3917c07463360d457471e734548fb4e023..feb90f6730e8aebc06780090dcb6738750dd0a43 100644 --- a/arch/x86/events/amd/ibs.c +++ b/arch/x86/events/amd/ibs.c @@ -28,10 +28,46 @@ static u32 ibs_caps; #define IBS_FETCH_CONFIG_MASK (IBS_FETCH_RAND_EN | IBS_FETCH_MAX_CNT) #define IBS_OP_CONFIG_MASK IBS_OP_MAX_CNT + +/* + * IBS states: + * + * ENABLED; tracks the pmu::add(), pmu::del() state, when set the counter is taken + * and any further add()s must fail. + * + * STARTED/STOPPING/STOPPED; deal with pmu::start(), pmu::stop() state but are + * complicated by the fact that the IBS hardware can send late NMIs (ie. after + * we've cleared the EN bit). + * + * In order to consume these late NMIs we have the STOPPED state, any NMI that + * happens after we've cleared the EN state will clear this bit and report the + * NMI handled (this is fundamentally racy in the face or multiple NMI sources, + * someone else can consume our BIT and our NMI will go unhandled). + * + * And since we cannot set/clear this separate bit together with the EN bit, + * there are races; if we cleared STARTED early, an NMI could land in + * between clearing STARTED and clearing the EN bit (in fact multiple NMIs + * could happen if the period is small enough), and consume our STOPPED bit + * and trigger streams of unhandled NMIs. + * + * If, however, we clear STARTED late, an NMI can hit between clearing the + * EN bit and clearing STARTED, still see STARTED set and process the event. + * If this event will have the VALID bit clear, we bail properly, but this + * is not a given. With VALID set we can end up calling pmu::stop() again + * (the throttle logic) and trigger the WARNs in there. + * + * So what we do is set STOPPING before clearing EN to avoid the pmu::stop() + * nesting, and clear STARTED late, so that we have a well defined state over + * the clearing of the EN bit. + * + * XXX: we could probably be using !atomic bitops for all this. + */ + enum ibs_states { IBS_ENABLED = 0, IBS_STARTED = 1, IBS_STOPPING = 2, + IBS_STOPPED = 3, IBS_MAX_STATES, }; @@ -377,11 +413,10 @@ static void perf_ibs_start(struct perf_event *event, int flags) perf_ibs_set_period(perf_ibs, hwc, &period); /* - * Set STARTED before enabling the hardware, such that - * a subsequent NMI must observe it. Then clear STOPPING - * such that we don't consume NMIs by accident. + * Set STARTED before enabling the hardware, such that a subsequent NMI + * must observe it. */ - set_bit(IBS_STARTED, pcpu->state); + set_bit(IBS_STARTED, pcpu->state); clear_bit(IBS_STOPPING, pcpu->state); perf_ibs_enable_event(perf_ibs, hwc, period >> 4); @@ -396,6 +431,9 @@ static void perf_ibs_stop(struct perf_event *event, int flags) u64 config; int stopping; + if (test_and_set_bit(IBS_STOPPING, pcpu->state)) + return; + stopping = test_bit(IBS_STARTED, pcpu->state); if (!stopping && (hwc->state & PERF_HES_UPTODATE)) @@ -405,12 +443,12 @@ static void perf_ibs_stop(struct perf_event *event, int flags) if (stopping) { /* - * Set STOPPING before disabling the hardware, such that it + * Set STOPPED before disabling the hardware, such that it * must be visible to NMIs the moment we clear the EN bit, * at which point we can generate an !VALID sample which * we need to consume. */ - set_bit(IBS_STOPPING, pcpu->state); + set_bit(IBS_STOPPED, pcpu->state); perf_ibs_disable_event(perf_ibs, hwc, config); /* * Clear STARTED after disabling the hardware; if it were @@ -556,7 +594,7 @@ static int perf_ibs_handle_irq(struct perf_ibs *perf_ibs, struct pt_regs *iregs) * with samples that even have the valid bit cleared. * Mark all this NMIs as handled. */ - if (test_and_clear_bit(IBS_STOPPING, pcpu->state)) + if (test_and_clear_bit(IBS_STOPPED, pcpu->state)) return 1; return 0; diff --git a/arch/x86/events/perf_event.h b/arch/x86/events/perf_event.h index 716d0482f5db38e2cf2c3c1095e1cbc85d30296d..ad4dc7ffffb5eb44eeb79c08e924697547f14ebd 100644 --- a/arch/x86/events/perf_event.h +++ b/arch/x86/events/perf_event.h @@ -800,6 +800,9 @@ ssize_t intel_event_sysfs_show(char *page, u64 config); struct attribute **merge_attr(struct attribute **a, struct attribute **b); +ssize_t events_sysfs_show(struct device *dev, struct device_attribute *attr, + char *page); + #ifdef CONFIG_CPU_SUP_AMD int amd_pmu_init(void); @@ -930,9 +933,6 @@ int p6_pmu_init(void); int knc_pmu_init(void); -ssize_t events_sysfs_show(struct device *dev, struct device_attribute *attr, - char *page); - static inline int is_ht_workaround_enabled(void) { return !!(x86_pmu.flags & PMU_FL_EXCL_ENABLED); diff --git a/arch/x86/include/asm/kvm_host.h b/arch/x86/include/asm/kvm_host.h index f62a9f37f79f6c15221aed106f34508d05940be8..b7e394485a5f2a641bc466eef1bc210c348a936c 100644 --- a/arch/x86/include/asm/kvm_host.h +++ b/arch/x86/include/asm/kvm_host.h @@ -43,7 +43,7 @@ #define KVM_PIO_PAGE_OFFSET 1 #define KVM_COALESCED_MMIO_PAGE_OFFSET 2 -#define KVM_HALT_POLL_NS_DEFAULT 500000 +#define KVM_HALT_POLL_NS_DEFAULT 400000 #define KVM_IRQCHIP_NUM_PINS KVM_IOAPIC_NUM_PINS diff --git a/arch/x86/include/asm/msr-index.h b/arch/x86/include/asm/msr-index.h index 426e946ed0c0155d011c942dd28aca32b0b85f2f..5b3c9a55f51cbeda86cb52dedac1f3f494042e55 100644 --- a/arch/x86/include/asm/msr-index.h +++ b/arch/x86/include/asm/msr-index.h @@ -167,6 +167,14 @@ #define MSR_PKG_C9_RESIDENCY 0x00000631 #define MSR_PKG_C10_RESIDENCY 0x00000632 +/* Interrupt Response Limit */ +#define MSR_PKGC3_IRTL 0x0000060a +#define MSR_PKGC6_IRTL 0x0000060b +#define MSR_PKGC7_IRTL 0x0000060c +#define MSR_PKGC8_IRTL 0x00000633 +#define MSR_PKGC9_IRTL 0x00000634 +#define MSR_PKGC10_IRTL 0x00000635 + /* Run Time Average Power Limiting (RAPL) Interface */ #define MSR_RAPL_POWER_UNIT 0x00000606 diff --git a/arch/x86/include/asm/pmem.h b/arch/x86/include/asm/pmem.h index bf8b35d2035a86afa6469e32d123cefaee1d25f1..fbc5e92e1ecc43bbf29e07de629d801a37d95ee5 100644 --- a/arch/x86/include/asm/pmem.h +++ b/arch/x86/include/asm/pmem.h @@ -47,6 +47,15 @@ static inline void arch_memcpy_to_pmem(void __pmem *dst, const void *src, BUG(); } +static inline int arch_memcpy_from_pmem(void *dst, const void __pmem *src, + size_t n) +{ + if (static_cpu_has(X86_FEATURE_MCE_RECOVERY)) + return memcpy_mcsafe(dst, (void __force *) src, n); + memcpy(dst, (void __force *) src, n); + return 0; +} + /** * arch_wmb_pmem - synchronize writes to persistent memory * diff --git a/arch/x86/include/asm/tlbflush.h b/arch/x86/include/asm/tlbflush.h index 3628e6c5ebf4cff8777cd7a0236c8461d3db97cf..4e5be94e079a6c64353bd327c9fe4ef9796e16b1 100644 --- a/arch/x86/include/asm/tlbflush.h +++ b/arch/x86/include/asm/tlbflush.h @@ -319,12 +319,6 @@ static inline void reset_lazy_tlbstate(void) #endif /* SMP */ -/* Not inlined due to inc_irq_stat not being defined yet */ -#define flush_tlb_local() { \ - inc_irq_stat(irq_tlb_count); \ - local_flush_tlb(); \ -} - #ifndef CONFIG_PARAVIRT #define flush_tlb_others(mask, mm, start, end) \ native_flush_tlb_others(mask, mm, start, end) diff --git a/arch/x86/kernel/cpu/mcheck/therm_throt.c b/arch/x86/kernel/cpu/mcheck/therm_throt.c index 615793321c4934e005bbeb16157d778f9fb9bc81..6b9dc4d18cccd1cd8fa6cf070b618bc878ad5a05 100644 --- a/arch/x86/kernel/cpu/mcheck/therm_throt.c +++ b/arch/x86/kernel/cpu/mcheck/therm_throt.c @@ -384,6 +384,9 @@ static void intel_thermal_interrupt(void) { __u64 msr_val; + if (static_cpu_has(X86_FEATURE_HWP)) + wrmsrl_safe(MSR_HWP_STATUS, 0); + rdmsrl(MSR_IA32_THERM_STATUS, msr_val); /* Check for violation of core thermal thresholds*/ diff --git a/arch/x86/kvm/cpuid.c b/arch/x86/kvm/cpuid.c index a056b72c2f33bf0f56f37075c87355146db1e7a8..769af907f82485edc91bf3e4bbfcebddbe148fcc 100644 --- a/arch/x86/kvm/cpuid.c +++ b/arch/x86/kvm/cpuid.c @@ -534,6 +534,7 @@ static inline int __do_cpuid_ent(struct kvm_cpuid_entry2 *entry, u32 function, do_cpuid_1_ent(&entry[i], function, idx); if (idx == 1) { entry[i].eax &= kvm_cpuid_D_1_eax_x86_features; + cpuid_mask(&entry[i].eax, CPUID_D_1_EAX); entry[i].ebx = 0; if (entry[i].eax & (F(XSAVES)|F(XSAVEC))) entry[i].ebx = diff --git a/arch/x86/kvm/hyperv.c b/arch/x86/kvm/hyperv.c index 5ff3485acb60b2ad37a93084cd91a13c888c6fbc..01bd7b7a6866ec0f93f30f62091ec384d783660a 100644 --- a/arch/x86/kvm/hyperv.c +++ b/arch/x86/kvm/hyperv.c @@ -1116,6 +1116,11 @@ int kvm_hv_hypercall(struct kvm_vcpu *vcpu) break; case HVCALL_POST_MESSAGE: case HVCALL_SIGNAL_EVENT: + /* don't bother userspace if it has no way to handle it */ + if (!vcpu_to_synic(vcpu)->active) { + res = HV_STATUS_INVALID_HYPERCALL_CODE; + break; + } vcpu->run->exit_reason = KVM_EXIT_HYPERV; vcpu->run->hyperv.type = KVM_EXIT_HYPERV_HCALL; vcpu->run->hyperv.u.hcall.input = param; diff --git a/arch/x86/kvm/lapic.c b/arch/x86/kvm/lapic.c index 443d2a57ad3d9620246097a48ed3cd7de9e02f50..1a2da0e5a373284f6397c3b5485986f086995e1a 100644 --- a/arch/x86/kvm/lapic.c +++ b/arch/x86/kvm/lapic.c @@ -1369,7 +1369,7 @@ static void start_apic_timer(struct kvm_lapic *apic) hrtimer_start(&apic->lapic_timer.timer, ktime_add_ns(now, apic->lapic_timer.period), - HRTIMER_MODE_ABS); + HRTIMER_MODE_ABS_PINNED); apic_debug("%s: bus cycle is %" PRId64 "ns, now 0x%016" PRIx64 ", " @@ -1402,7 +1402,7 @@ static void start_apic_timer(struct kvm_lapic *apic) expire = ktime_add_ns(now, ns); expire = ktime_sub_ns(expire, lapic_timer_advance_ns); hrtimer_start(&apic->lapic_timer.timer, - expire, HRTIMER_MODE_ABS); + expire, HRTIMER_MODE_ABS_PINNED); } else apic_timer_expired(apic); @@ -1868,7 +1868,7 @@ int kvm_create_lapic(struct kvm_vcpu *vcpu) apic->vcpu = vcpu; hrtimer_init(&apic->lapic_timer.timer, CLOCK_MONOTONIC, - HRTIMER_MODE_ABS); + HRTIMER_MODE_ABS_PINNED); apic->lapic_timer.timer.function = apic_timer_fn; /* @@ -2003,7 +2003,7 @@ void __kvm_migrate_apic_timer(struct kvm_vcpu *vcpu) timer = &vcpu->arch.apic->lapic_timer.timer; if (hrtimer_cancel(timer)) - hrtimer_start_expires(timer, HRTIMER_MODE_ABS); + hrtimer_start_expires(timer, HRTIMER_MODE_ABS_PINNED); } /* diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c index bc1e0b65909e64eb62a3950d198120f4e091d951..4c6972f9ad1ba3acb0dd41b7c05aeaff7d738263 100644 --- a/arch/x86/kvm/mmu.c +++ b/arch/x86/kvm/mmu.c @@ -557,8 +557,15 @@ static bool mmu_spte_update(u64 *sptep, u64 new_spte) !is_writable_pte(new_spte)) ret = true; - if (!shadow_accessed_mask) + if (!shadow_accessed_mask) { + /* + * We don't set page dirty when dropping non-writable spte. + * So do it now if the new spte is becoming non-writable. + */ + if (ret) + kvm_set_pfn_dirty(spte_to_pfn(old_spte)); return ret; + } /* * Flush TLB when accessed/dirty bits are changed in the page tables, @@ -605,7 +612,8 @@ static int mmu_spte_clear_track_bits(u64 *sptep) if (!shadow_accessed_mask || old_spte & shadow_accessed_mask) kvm_set_pfn_accessed(pfn); - if (!shadow_dirty_mask || (old_spte & shadow_dirty_mask)) + if (old_spte & (shadow_dirty_mask ? shadow_dirty_mask : + PT_WRITABLE_MASK)) kvm_set_pfn_dirty(pfn); return 1; } diff --git a/arch/x86/kvm/mmu.h b/arch/x86/kvm/mmu.h index b70df72e2b33d417307d01f57bca57388650d34f..66b33b96a31b47138c9fef94c20e034d07678cb7 100644 --- a/arch/x86/kvm/mmu.h +++ b/arch/x86/kvm/mmu.h @@ -173,10 +173,9 @@ static inline u8 permission_fault(struct kvm_vcpu *vcpu, struct kvm_mmu *mmu, int index = (pfec >> 1) + (smap >> (X86_EFLAGS_AC_BIT - PFERR_RSVD_BIT + 1)); bool fault = (mmu->permissions[index] >> pte_access) & 1; + u32 errcode = PFERR_PRESENT_MASK; WARN_ON(pfec & (PFERR_PK_MASK | PFERR_RSVD_MASK)); - pfec |= PFERR_PRESENT_MASK; - if (unlikely(mmu->pkru_mask)) { u32 pkru_bits, offset; @@ -189,15 +188,15 @@ static inline u8 permission_fault(struct kvm_vcpu *vcpu, struct kvm_mmu *mmu, pkru_bits = (kvm_read_pkru(vcpu) >> (pte_pkey * 2)) & 3; /* clear present bit, replace PFEC.RSVD with ACC_USER_MASK. */ - offset = pfec - 1 + + offset = (pfec & ~1) + ((pte_access & PT_USER_MASK) << (PFERR_RSVD_BIT - PT_USER_SHIFT)); pkru_bits &= mmu->pkru_mask >> offset; - pfec |= -pkru_bits & PFERR_PK_MASK; + errcode |= -pkru_bits & PFERR_PK_MASK; fault |= (pkru_bits != 0); } - return -(uint32_t)fault & pfec; + return -(u32)fault & errcode; } void kvm_mmu_invalidate_zap_all_pages(struct kvm *kvm); diff --git a/arch/x86/kvm/paging_tmpl.h b/arch/x86/kvm/paging_tmpl.h index 1d971c7553c3847f0d1335487ce551a19875b709..bc019f70e0b6bb374d851bdb3be32ea09e49768b 100644 --- a/arch/x86/kvm/paging_tmpl.h +++ b/arch/x86/kvm/paging_tmpl.h @@ -360,7 +360,7 @@ static int FNAME(walk_addr_generic)(struct guest_walker *walker, goto error; if (unlikely(is_rsvd_bits_set(mmu, pte, walker->level))) { - errcode |= PFERR_RSVD_MASK | PFERR_PRESENT_MASK; + errcode = PFERR_RSVD_MASK | PFERR_PRESENT_MASK; goto error; } diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index 33102ded1398c5193144357339a02fbc057aa0ee..12f33e6623826dfcd0af660a534e8240683bc1a2 100644 --- a/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c @@ -700,7 +700,6 @@ static int __kvm_set_xcr(struct kvm_vcpu *vcpu, u32 index, u64 xcr) if ((xcr0 & XFEATURE_MASK_AVX512) != XFEATURE_MASK_AVX512) return 1; } - kvm_put_guest_xcr0(vcpu); vcpu->arch.xcr0 = xcr0; if ((xcr0 ^ old_xcr0) & XFEATURE_MASK_EXTEND) @@ -6095,12 +6094,10 @@ static int inject_pending_event(struct kvm_vcpu *vcpu, bool req_int_win) } /* try to inject new event if pending */ - if (vcpu->arch.nmi_pending) { - if (kvm_x86_ops->nmi_allowed(vcpu)) { - --vcpu->arch.nmi_pending; - vcpu->arch.nmi_injected = true; - kvm_x86_ops->set_nmi(vcpu); - } + if (vcpu->arch.nmi_pending && kvm_x86_ops->nmi_allowed(vcpu)) { + --vcpu->arch.nmi_pending; + vcpu->arch.nmi_injected = true; + kvm_x86_ops->set_nmi(vcpu); } else if (kvm_cpu_has_injectable_intr(vcpu)) { /* * Because interrupts can be injected asynchronously, we are @@ -6569,10 +6566,12 @@ static int vcpu_enter_guest(struct kvm_vcpu *vcpu) if (inject_pending_event(vcpu, req_int_win) != 0) req_immediate_exit = true; /* enable NMI/IRQ window open exits if needed */ - else if (vcpu->arch.nmi_pending) - kvm_x86_ops->enable_nmi_window(vcpu); - else if (kvm_cpu_has_injectable_intr(vcpu) || req_int_win) - kvm_x86_ops->enable_irq_window(vcpu); + else { + if (vcpu->arch.nmi_pending) + kvm_x86_ops->enable_nmi_window(vcpu); + if (kvm_cpu_has_injectable_intr(vcpu) || req_int_win) + kvm_x86_ops->enable_irq_window(vcpu); + } if (kvm_lapic_enabled(vcpu)) { update_cr8_intercept(vcpu); @@ -6590,8 +6589,6 @@ static int vcpu_enter_guest(struct kvm_vcpu *vcpu) kvm_x86_ops->prepare_guest_switch(vcpu); if (vcpu->fpu_active) kvm_load_guest_fpu(vcpu); - kvm_load_guest_xcr0(vcpu); - vcpu->mode = IN_GUEST_MODE; srcu_read_unlock(&vcpu->kvm->srcu, vcpu->srcu_idx); @@ -6618,6 +6615,8 @@ static int vcpu_enter_guest(struct kvm_vcpu *vcpu) goto cancel_injection; } + kvm_load_guest_xcr0(vcpu); + if (req_immediate_exit) smp_send_reschedule(vcpu->cpu); @@ -6667,6 +6666,8 @@ static int vcpu_enter_guest(struct kvm_vcpu *vcpu) vcpu->mode = OUTSIDE_GUEST_MODE; smp_wmb(); + kvm_put_guest_xcr0(vcpu); + /* Interrupt is enabled by handle_external_intr() */ kvm_x86_ops->handle_external_intr(vcpu); @@ -7314,7 +7315,6 @@ void kvm_load_guest_fpu(struct kvm_vcpu *vcpu) * and assume host would use all available bits. * Guest xcr0 would be loaded later. */ - kvm_put_guest_xcr0(vcpu); vcpu->guest_fpu_loaded = 1; __kernel_fpu_begin(); __copy_kernel_to_fpregs(&vcpu->arch.guest_fpu.state); @@ -7323,8 +7323,6 @@ void kvm_load_guest_fpu(struct kvm_vcpu *vcpu) void kvm_put_guest_fpu(struct kvm_vcpu *vcpu) { - kvm_put_guest_xcr0(vcpu); - if (!vcpu->guest_fpu_loaded) { vcpu->fpu_counter = 0; return; diff --git a/arch/x86/mm/tlb.c b/arch/x86/mm/tlb.c index 8f4cc3dfac322a2911ab2b2e8471c6e8e87d8af0..fe9b9f77636168752f989b9d007634396864bf13 100644 --- a/arch/x86/mm/tlb.c +++ b/arch/x86/mm/tlb.c @@ -104,10 +104,8 @@ static void flush_tlb_func(void *info) inc_irq_stat(irq_tlb_count); - if (f->flush_mm != this_cpu_read(cpu_tlbstate.active_mm)) + if (f->flush_mm && f->flush_mm != this_cpu_read(cpu_tlbstate.active_mm)) return; - if (!f->flush_end) - f->flush_end = f->flush_start + PAGE_SIZE; count_vm_tlb_event(NR_TLB_REMOTE_FLUSH_RECEIVED); if (this_cpu_read(cpu_tlbstate.state) == TLBSTATE_OK) { @@ -135,12 +133,20 @@ void native_flush_tlb_others(const struct cpumask *cpumask, unsigned long end) { struct flush_tlb_info info; + + if (end == 0) + end = start + PAGE_SIZE; info.flush_mm = mm; info.flush_start = start; info.flush_end = end; count_vm_tlb_event(NR_TLB_REMOTE_FLUSH); - trace_tlb_flush(TLB_REMOTE_SEND_IPI, end - start); + if (end == TLB_FLUSH_ALL) + trace_tlb_flush(TLB_REMOTE_SEND_IPI, TLB_FLUSH_ALL); + else + trace_tlb_flush(TLB_REMOTE_SEND_IPI, + (end - start) >> PAGE_SHIFT); + if (is_uv_system()) { unsigned int cpu; diff --git a/arch/x86/xen/apic.c b/arch/x86/xen/apic.c index abf4901c917bacd58e8172b4566ad8b3eb10a467..db52a7fafcc2ce7dc9b4294065ef9807f9a311a1 100644 --- a/arch/x86/xen/apic.c +++ b/arch/x86/xen/apic.c @@ -66,7 +66,7 @@ static u32 xen_apic_read(u32 reg) ret = HYPERVISOR_platform_op(&op); if (ret) - return 0; + op.u.pcpu_info.apic_id = BAD_APICID; return op.u.pcpu_info.apic_id << 24; } @@ -142,6 +142,14 @@ static void xen_silent_inquire(int apicid) { } +static int xen_cpu_present_to_apicid(int cpu) +{ + if (cpu_present(cpu)) + return xen_get_apic_id(xen_apic_read(APIC_ID)); + else + return BAD_APICID; +} + static struct apic xen_pv_apic = { .name = "Xen PV", .probe = xen_apic_probe_pv, @@ -162,7 +170,7 @@ static struct apic xen_pv_apic = { .ioapic_phys_id_map = default_ioapic_phys_id_map, /* Used on 32-bit */ .setup_apic_routing = NULL, - .cpu_present_to_apicid = default_cpu_present_to_apicid, + .cpu_present_to_apicid = xen_cpu_present_to_apicid, .apicid_to_cpu_present = physid_set_mask_of_physid, /* Used on 32-bit */ .check_phys_apicid_present = default_check_phys_apicid_present, /* smp_sanity_check needs it */ .phys_pkg_id = xen_phys_pkg_id, /* detect_ht */ diff --git a/arch/x86/xen/smp.c b/arch/x86/xen/smp.c index 3c6d17fd423a82006d89c71e7345bb6a566aec09..719cf291dcdf195e68e52c97dd054686192aa936 100644 --- a/arch/x86/xen/smp.c +++ b/arch/x86/xen/smp.c @@ -545,6 +545,8 @@ static void xen_play_dead(void) /* used only with HOTPLUG_CPU */ * data back is to call: */ tick_nohz_idle_enter(); + + cpu_startup_entry(CPUHP_AP_ONLINE_IDLE); } #else /* !CONFIG_HOTPLUG_CPU */ diff --git a/block/bio.c b/block/bio.c index f124a0a624fcbeea867865e7a53f634275dfb4b8..807d25e466ec2ab7ae8c319e62a5621dc4fc29a7 100644 --- a/block/bio.c +++ b/block/bio.c @@ -1339,7 +1339,7 @@ struct bio *bio_map_user_iov(struct request_queue *q, * release the pages we didn't map into the bio, if any */ while (j < page_limit) - page_cache_release(pages[j++]); + put_page(pages[j++]); } kfree(pages); @@ -1365,7 +1365,7 @@ struct bio *bio_map_user_iov(struct request_queue *q, for (j = 0; j < nr_pages; j++) { if (!pages[j]) break; - page_cache_release(pages[j]); + put_page(pages[j]); } out: kfree(pages); @@ -1385,7 +1385,7 @@ static void __bio_unmap_user(struct bio *bio) if (bio_data_dir(bio) == READ) set_page_dirty_lock(bvec->bv_page); - page_cache_release(bvec->bv_page); + put_page(bvec->bv_page); } bio_put(bio); @@ -1615,8 +1615,8 @@ static void bio_release_pages(struct bio *bio) * the BIO and the offending pages and re-dirty the pages in process context. * * It is expected that bio_check_pages_dirty() will wholly own the BIO from - * here on. It will run one page_cache_release() against each page and will - * run one bio_put() against the BIO. + * here on. It will run one put_page() against each page and will run one + * bio_put() against the BIO. */ static void bio_dirty_fn(struct work_struct *work); @@ -1658,7 +1658,7 @@ void bio_check_pages_dirty(struct bio *bio) struct page *page = bvec->bv_page; if (PageDirty(page) || PageCompound(page)) { - page_cache_release(page); + put_page(page); bvec->bv_page = NULL; } else { nr_clean_pages++; diff --git a/block/blk-core.c b/block/blk-core.c index 827f8badd143fbf7571b608264571691af6686c5..b60537b2c35b4152343c0239374d8ba332865b09 100644 --- a/block/blk-core.c +++ b/block/blk-core.c @@ -706,7 +706,7 @@ struct request_queue *blk_alloc_queue_node(gfp_t gfp_mask, int node_id) goto fail_id; q->backing_dev_info.ra_pages = - (VM_MAX_READAHEAD * 1024) / PAGE_CACHE_SIZE; + (VM_MAX_READAHEAD * 1024) / PAGE_SIZE; q->backing_dev_info.capabilities = BDI_CAP_CGROUP_WRITEBACK; q->backing_dev_info.name = "block"; q->node = node_id; diff --git a/block/blk-settings.c b/block/blk-settings.c index c7bb666aafd100a329c67b97e616c9f9037c508e..331e4eee0dda0c29cc673b63c7e7341ae45e5859 100644 --- a/block/blk-settings.c +++ b/block/blk-settings.c @@ -239,8 +239,8 @@ void blk_queue_max_hw_sectors(struct request_queue *q, unsigned int max_hw_secto struct queue_limits *limits = &q->limits; unsigned int max_sectors; - if ((max_hw_sectors << 9) < PAGE_CACHE_SIZE) { - max_hw_sectors = 1 << (PAGE_CACHE_SHIFT - 9); + if ((max_hw_sectors << 9) < PAGE_SIZE) { + max_hw_sectors = 1 << (PAGE_SHIFT - 9); printk(KERN_INFO "%s: set to minimum %d\n", __func__, max_hw_sectors); } @@ -329,8 +329,8 @@ EXPORT_SYMBOL(blk_queue_max_segments); **/ void blk_queue_max_segment_size(struct request_queue *q, unsigned int max_size) { - if (max_size < PAGE_CACHE_SIZE) { - max_size = PAGE_CACHE_SIZE; + if (max_size < PAGE_SIZE) { + max_size = PAGE_SIZE; printk(KERN_INFO "%s: set to minimum %d\n", __func__, max_size); } @@ -760,8 +760,8 @@ EXPORT_SYMBOL_GPL(blk_queue_dma_drain); **/ void blk_queue_segment_boundary(struct request_queue *q, unsigned long mask) { - if (mask < PAGE_CACHE_SIZE - 1) { - mask = PAGE_CACHE_SIZE - 1; + if (mask < PAGE_SIZE - 1) { + mask = PAGE_SIZE - 1; printk(KERN_INFO "%s: set to minimum %lx\n", __func__, mask); } diff --git a/block/blk-sysfs.c b/block/blk-sysfs.c index dd93763057ce0187dcc1b81602b75a43310d451d..995b58d46ed109b0c7241b6db5b870ed911dc845 100644 --- a/block/blk-sysfs.c +++ b/block/blk-sysfs.c @@ -76,7 +76,7 @@ queue_requests_store(struct request_queue *q, const char *page, size_t count) static ssize_t queue_ra_show(struct request_queue *q, char *page) { unsigned long ra_kb = q->backing_dev_info.ra_pages << - (PAGE_CACHE_SHIFT - 10); + (PAGE_SHIFT - 10); return queue_var_show(ra_kb, (page)); } @@ -90,7 +90,7 @@ queue_ra_store(struct request_queue *q, const char *page, size_t count) if (ret < 0) return ret; - q->backing_dev_info.ra_pages = ra_kb >> (PAGE_CACHE_SHIFT - 10); + q->backing_dev_info.ra_pages = ra_kb >> (PAGE_SHIFT - 10); return ret; } @@ -117,7 +117,7 @@ static ssize_t queue_max_segment_size_show(struct request_queue *q, char *page) if (blk_queue_cluster(q)) return queue_var_show(queue_max_segment_size(q), (page)); - return queue_var_show(PAGE_CACHE_SIZE, (page)); + return queue_var_show(PAGE_SIZE, (page)); } static ssize_t queue_logical_block_size_show(struct request_queue *q, char *page) @@ -198,7 +198,7 @@ queue_max_sectors_store(struct request_queue *q, const char *page, size_t count) { unsigned long max_sectors_kb, max_hw_sectors_kb = queue_max_hw_sectors(q) >> 1, - page_kb = 1 << (PAGE_CACHE_SHIFT - 10); + page_kb = 1 << (PAGE_SHIFT - 10); ssize_t ret = queue_var_store(&max_sectors_kb, page, count); if (ret < 0) diff --git a/block/cfq-iosched.c b/block/cfq-iosched.c index e3c591dd8f19d0b46fe42dc842510f9d220af143..4a349787bc6280b30d224c87d6800bef0ddd9a60 100644 --- a/block/cfq-iosched.c +++ b/block/cfq-iosched.c @@ -4075,7 +4075,7 @@ cfq_rq_enqueued(struct cfq_data *cfqd, struct cfq_queue *cfqq, * idle timer unplug to continue working. */ if (cfq_cfqq_wait_request(cfqq)) { - if (blk_rq_bytes(rq) > PAGE_CACHE_SIZE || + if (blk_rq_bytes(rq) > PAGE_SIZE || cfqd->busy_queues > 1) { cfq_del_timer(cfqd, cfqq); cfq_clear_cfqq_wait_request(cfqq); diff --git a/block/compat_ioctl.c b/block/compat_ioctl.c index f678c733df404189bdff2a87a01225c6aa124816..556826ac7cb4837c44d15d9f5576469d578055b3 100644 --- a/block/compat_ioctl.c +++ b/block/compat_ioctl.c @@ -710,7 +710,7 @@ long compat_blkdev_ioctl(struct file *file, unsigned cmd, unsigned long arg) return -EINVAL; bdi = blk_get_backing_dev_info(bdev); return compat_put_long(arg, - (bdi->ra_pages * PAGE_CACHE_SIZE) / 512); + (bdi->ra_pages * PAGE_SIZE) / 512); case BLKROGET: /* compatible */ return compat_put_int(arg, bdev_read_only(bdev) != 0); case BLKBSZGET_32: /* get the logical block size (cf. BLKSSZGET) */ @@ -729,7 +729,7 @@ long compat_blkdev_ioctl(struct file *file, unsigned cmd, unsigned long arg) if (!capable(CAP_SYS_ADMIN)) return -EACCES; bdi = blk_get_backing_dev_info(bdev); - bdi->ra_pages = (arg * 512) / PAGE_CACHE_SIZE; + bdi->ra_pages = (arg * 512) / PAGE_SIZE; return 0; case BLKGETSIZE: size = i_size_read(bdev->bd_inode); diff --git a/block/ioctl.c b/block/ioctl.c index d8996bbd7f12805b9c74429813f5b3ee3d744bdc..4ff1f92f89ca0cec08830a71104e38d928592583 100644 --- a/block/ioctl.c +++ b/block/ioctl.c @@ -550,7 +550,7 @@ int blkdev_ioctl(struct block_device *bdev, fmode_t mode, unsigned cmd, if (!arg) return -EINVAL; bdi = blk_get_backing_dev_info(bdev); - return put_long(arg, (bdi->ra_pages * PAGE_CACHE_SIZE) / 512); + return put_long(arg, (bdi->ra_pages * PAGE_SIZE) / 512); case BLKROGET: return put_int(arg, bdev_read_only(bdev) != 0); case BLKBSZGET: /* get block device soft block size (cf. BLKSSZGET) */ @@ -578,7 +578,7 @@ int blkdev_ioctl(struct block_device *bdev, fmode_t mode, unsigned cmd, if(!capable(CAP_SYS_ADMIN)) return -EACCES; bdi = blk_get_backing_dev_info(bdev); - bdi->ra_pages = (arg * 512) / PAGE_CACHE_SIZE; + bdi->ra_pages = (arg * 512) / PAGE_SIZE; return 0; case BLKBSZSET: return blkdev_bszset(bdev, mode, argp); diff --git a/block/partition-generic.c b/block/partition-generic.c index 5d87019410542951c8c94afffe9e4df62fdc8755..d7eb77e1e3a8f4be13f6016ed0e7f7ab7c051da8 100644 --- a/block/partition-generic.c +++ b/block/partition-generic.c @@ -361,15 +361,20 @@ struct hd_struct *add_partition(struct gendisk *disk, int partno, goto out_del; } + err = hd_ref_init(p); + if (err) { + if (flags & ADDPART_FLAG_WHOLEDISK) + goto out_remove_file; + goto out_del; + } + /* everything is up and running, commence */ rcu_assign_pointer(ptbl->part[partno], p); /* suppress uevent if the disk suppresses it */ if (!dev_get_uevent_suppress(ddev)) kobject_uevent(&pdev->kobj, KOBJ_ADD); - - if (!hd_ref_init(p)) - return p; + return p; out_free_info: free_part_info(p); @@ -378,6 +383,8 @@ struct hd_struct *add_partition(struct gendisk *disk, int partno, out_free: kfree(p); return ERR_PTR(err); +out_remove_file: + device_remove_file(pdev, &dev_attr_whole_disk); out_del: kobject_put(p->holder_dir); device_del(pdev); @@ -566,8 +573,8 @@ static struct page *read_pagecache_sector(struct block_device *bdev, sector_t n) { struct address_space *mapping = bdev->bd_inode->i_mapping; - return read_mapping_page(mapping, (pgoff_t)(n >> (PAGE_CACHE_SHIFT-9)), - NULL); + return read_mapping_page(mapping, (pgoff_t)(n >> (PAGE_SHIFT-9)), + NULL); } unsigned char *read_dev_sector(struct block_device *bdev, sector_t n, Sector *p) @@ -584,9 +591,9 @@ unsigned char *read_dev_sector(struct block_device *bdev, sector_t n, Sector *p) if (PageError(page)) goto fail; p->v = page; - return (unsigned char *)page_address(page) + ((n & ((1 << (PAGE_CACHE_SHIFT - 9)) - 1)) << 9); + return (unsigned char *)page_address(page) + ((n & ((1 << (PAGE_SHIFT - 9)) - 1)) << 9); fail: - page_cache_release(page); + put_page(page); } p->v = NULL; return NULL; diff --git a/drivers/acpi/acpi_processor.c b/drivers/acpi/acpi_processor.c index b5e54f2da53de81a9d31448265d3633e47f696b6..0d92d0f915e9acb0f04dcbce9583fcd16d7c8422 100644 --- a/drivers/acpi/acpi_processor.c +++ b/drivers/acpi/acpi_processor.c @@ -491,6 +491,58 @@ static void acpi_processor_remove(struct acpi_device *device) } #endif /* CONFIG_ACPI_HOTPLUG_CPU */ +#ifdef CONFIG_X86 +static bool acpi_hwp_native_thermal_lvt_set; +static acpi_status __init acpi_hwp_native_thermal_lvt_osc(acpi_handle handle, + u32 lvl, + void *context, + void **rv) +{ + u8 sb_uuid_str[] = "4077A616-290C-47BE-9EBD-D87058713953"; + u32 capbuf[2]; + struct acpi_osc_context osc_context = { + .uuid_str = sb_uuid_str, + .rev = 1, + .cap.length = 8, + .cap.pointer = capbuf, + }; + + if (acpi_hwp_native_thermal_lvt_set) + return AE_CTRL_TERMINATE; + + capbuf[0] = 0x0000; + capbuf[1] = 0x1000; /* set bit 12 */ + + if (ACPI_SUCCESS(acpi_run_osc(handle, &osc_context))) { + if (osc_context.ret.pointer && osc_context.ret.length > 1) { + u32 *capbuf_ret = osc_context.ret.pointer; + + if (capbuf_ret[1] & 0x1000) { + acpi_handle_info(handle, + "_OSC native thermal LVT Acked\n"); + acpi_hwp_native_thermal_lvt_set = true; + } + } + kfree(osc_context.ret.pointer); + } + + return AE_OK; +} + +void __init acpi_early_processor_osc(void) +{ + if (boot_cpu_has(X86_FEATURE_HWP)) { + acpi_walk_namespace(ACPI_TYPE_PROCESSOR, ACPI_ROOT_OBJECT, + ACPI_UINT32_MAX, + acpi_hwp_native_thermal_lvt_osc, + NULL, NULL, NULL); + acpi_get_devices(ACPI_PROCESSOR_DEVICE_HID, + acpi_hwp_native_thermal_lvt_osc, + NULL, NULL); + } +} +#endif + /* * The following ACPI IDs are known to be suitable for representing as * processor devices. diff --git a/drivers/acpi/bus.c b/drivers/acpi/bus.c index 0e8567846f1afbce5185361be758cb743c0b6836..c068c829b4537da3c3d8427dd58713a4cfdb9e5b 100644 --- a/drivers/acpi/bus.c +++ b/drivers/acpi/bus.c @@ -1019,6 +1019,9 @@ static int __init acpi_bus_init(void) goto error1; } + /* Set capability bits for _OSC under processor scope */ + acpi_early_processor_osc(); + /* * _OSC method may exist in module level code, * so it must be run after ACPI_FULL_INITIALIZATION diff --git a/drivers/acpi/internal.h b/drivers/acpi/internal.h index a37508ef66c1b544dbf2a677c7a4c7608022cd40..7c188472d9c276f985f06f6c658e7329b7f2423b 100644 --- a/drivers/acpi/internal.h +++ b/drivers/acpi/internal.h @@ -145,6 +145,12 @@ void acpi_early_processor_set_pdc(void); static inline void acpi_early_processor_set_pdc(void) {} #endif +#ifdef CONFIG_X86 +void acpi_early_processor_osc(void); +#else +static inline void acpi_early_processor_osc(void) {} +#endif + /* -------------------------------------------------------------------------- Embedded Controller -------------------------------------------------------------------------- */ diff --git a/drivers/base/power/wakeup.c b/drivers/base/power/wakeup.c index a1e0b9ab847a345c6a09adab3ff9f2fd9af3ad3e..5fb7718f256cf9d7bd45229dcc6e8a0b2225b1c5 100644 --- a/drivers/base/power/wakeup.c +++ b/drivers/base/power/wakeup.c @@ -246,6 +246,8 @@ static int device_wakeup_attach(struct device *dev, struct wakeup_source *ws) return -EEXIST; } dev->power.wakeup = ws; + if (dev->power.wakeirq) + device_wakeup_attach_irq(dev, dev->power.wakeirq); spin_unlock_irq(&dev->power.lock); return 0; } diff --git a/drivers/block/aoe/aoeblk.c b/drivers/block/aoe/aoeblk.c index dd73e1ff1759c902db1734ac94975abea11e1b02..ec9d8610b25f772eefe20917cc8921db17c29016 100644 --- a/drivers/block/aoe/aoeblk.c +++ b/drivers/block/aoe/aoeblk.c @@ -397,7 +397,7 @@ aoeblk_gdalloc(void *vp) WARN_ON(d->flags & DEVFL_UP); blk_queue_max_hw_sectors(q, BLK_DEF_MAX_SECTORS); q->backing_dev_info.name = "aoe"; - q->backing_dev_info.ra_pages = READ_AHEAD / PAGE_CACHE_SIZE; + q->backing_dev_info.ra_pages = READ_AHEAD / PAGE_SIZE; d->bufpool = mp; d->blkq = gd->queue = q; q->queuedata = d; diff --git a/drivers/block/brd.c b/drivers/block/brd.c index f7ecc287d733b6b76a0fb0411f16c7f55907671f..51a071e322213982247aa7ff01a15d6057d3fb34 100644 --- a/drivers/block/brd.c +++ b/drivers/block/brd.c @@ -374,7 +374,7 @@ static int brd_rw_page(struct block_device *bdev, sector_t sector, struct page *page, int rw) { struct brd_device *brd = bdev->bd_disk->private_data; - int err = brd_do_bvec(brd, page, PAGE_CACHE_SIZE, 0, rw, sector); + int err = brd_do_bvec(brd, page, PAGE_SIZE, 0, rw, sector); page_endio(page, rw & WRITE, err); return err; } diff --git a/drivers/block/drbd/drbd_int.h b/drivers/block/drbd/drbd_int.h index c227fd4cad75fe62eba5bcfd8b0ef22742a080e3..7a1cf7eaa71dc8adccd1a5a5d332edacda8df40f 100644 --- a/drivers/block/drbd/drbd_int.h +++ b/drivers/block/drbd/drbd_int.h @@ -1327,8 +1327,8 @@ struct bm_extent { #endif #endif -/* BIO_MAX_SIZE is 256 * PAGE_CACHE_SIZE, - * so for typical PAGE_CACHE_SIZE of 4k, that is (1<<20) Byte. +/* BIO_MAX_SIZE is 256 * PAGE_SIZE, + * so for typical PAGE_SIZE of 4k, that is (1<<20) Byte. * Since we may live in a mixed-platform cluster, * we limit us to a platform agnostic constant here for now. * A followup commit may allow even bigger BIO sizes, diff --git a/drivers/block/drbd/drbd_nl.c b/drivers/block/drbd/drbd_nl.c index 226eb0c9f0fb33a7ee795dbf3661ec5bac58da77..1fd1dccebb6bc9c6b16184a3693ffcfa59045563 100644 --- a/drivers/block/drbd/drbd_nl.c +++ b/drivers/block/drbd/drbd_nl.c @@ -1178,7 +1178,7 @@ static void drbd_setup_queue_param(struct drbd_device *device, struct drbd_backi blk_queue_max_hw_sectors(q, max_hw_sectors); /* This is the workaround for "bio would need to, but cannot, be split" */ blk_queue_max_segments(q, max_segments ? max_segments : BLK_MAX_SEGMENTS); - blk_queue_segment_boundary(q, PAGE_CACHE_SIZE-1); + blk_queue_segment_boundary(q, PAGE_SIZE-1); if (b) { struct drbd_connection *connection = first_peer_device(device)->connection; diff --git a/drivers/block/loop.c b/drivers/block/loop.c index 423f4ca7d712dda6f012c32954f19c9ce3af9d9c..80cf8add46ff3667d896fca88aaea3fbf338ad27 100644 --- a/drivers/block/loop.c +++ b/drivers/block/loop.c @@ -488,6 +488,12 @@ static int lo_rw_aio(struct loop_device *lo, struct loop_cmd *cmd, bvec = __bvec_iter_bvec(bio->bi_io_vec, bio->bi_iter); iov_iter_bvec(&iter, ITER_BVEC | rw, bvec, bio_segments(bio), blk_rq_bytes(cmd->rq)); + /* + * This bio may be started from the middle of the 'bvec' + * because of bio splitting, so offset from the bvec must + * be passed to iov iterator + */ + iter.iov_offset = bio->bi_iter.bi_bvec_done; cmd->iocb.ki_pos = pos; cmd->iocb.ki_filp = file; diff --git a/drivers/block/rbd.c b/drivers/block/rbd.c index 9c6234428607fb60a6d65a3ea0c1eebfa72b6b96..94a1843b0426dec0f94919bb8f56e99ad4315e87 100644 --- a/drivers/block/rbd.c +++ b/drivers/block/rbd.c @@ -1953,7 +1953,7 @@ static struct ceph_osd_request *rbd_osd_req_create( osdc = &rbd_dev->rbd_client->client->osdc; osd_req = ceph_osdc_alloc_request(osdc, snapc, num_ops, false, - GFP_ATOMIC); + GFP_NOIO); if (!osd_req) return NULL; /* ENOMEM */ @@ -2002,7 +2002,7 @@ rbd_osd_req_create_copyup(struct rbd_obj_request *obj_request) rbd_dev = img_request->rbd_dev; osdc = &rbd_dev->rbd_client->client->osdc; osd_req = ceph_osdc_alloc_request(osdc, snapc, num_osd_ops, - false, GFP_ATOMIC); + false, GFP_NOIO); if (!osd_req) return NULL; /* ENOMEM */ @@ -2504,7 +2504,7 @@ static int rbd_img_request_fill(struct rbd_img_request *img_request, bio_chain_clone_range(&bio_list, &bio_offset, clone_size, - GFP_ATOMIC); + GFP_NOIO); if (!obj_request->bio_list) goto out_unwind; } else if (type == OBJ_REQUEST_PAGES) { diff --git a/drivers/bus/mvebu-mbus.c b/drivers/bus/mvebu-mbus.c index c2e52864bb03a5d862c00f712527df2d25e9217b..ce54a0160faaf4f5a48289e395f98a8c316bdc58 100644 --- a/drivers/bus/mvebu-mbus.c +++ b/drivers/bus/mvebu-mbus.c @@ -972,7 +972,7 @@ int mvebu_mbus_get_dram_win_info(phys_addr_t phyaddr, u8 *target, u8 *attr) } } - pr_err("invalid dram address 0x%x\n", phyaddr); + pr_err("invalid dram address %pa\n", &phyaddr); return -EINVAL; } EXPORT_SYMBOL_GPL(mvebu_mbus_get_dram_win_info); diff --git a/drivers/bus/uniphier-system-bus.c b/drivers/bus/uniphier-system-bus.c index 834a2aeaf27a8d80b9dd1df110473dcab4ef154b..350b7309c26d714c1a80c2a56b2a2d9acf1040bb 100644 --- a/drivers/bus/uniphier-system-bus.c +++ b/drivers/bus/uniphier-system-bus.c @@ -108,7 +108,7 @@ static int uniphier_system_bus_check_overlap( for (i = 0; i < ARRAY_SIZE(priv->bank); i++) { for (j = i + 1; j < ARRAY_SIZE(priv->bank); j++) { - if (priv->bank[i].end > priv->bank[j].base || + if (priv->bank[i].end > priv->bank[j].base && priv->bank[i].base < priv->bank[j].end) { dev_err(priv->dev, "region overlap between bank%d and bank%d\n", diff --git a/drivers/char/hw_random/bcm63xx-rng.c b/drivers/char/hw_random/bcm63xx-rng.c index ca9c40309757a7c0f89e510577e9597314dcfcc1..5132c9cde50dd9ed0d635419725961d28d42ccdf 100644 --- a/drivers/char/hw_random/bcm63xx-rng.c +++ b/drivers/char/hw_random/bcm63xx-rng.c @@ -12,6 +12,7 @@ #include #include #include +#include #define RNG_CTRL 0x00 #define RNG_EN (1 << 0) diff --git a/drivers/clk/mediatek/reset.c b/drivers/clk/mediatek/reset.c index 9e9fe4b19ac47b11dc2fba8431687137e1934f99..309049d41f1ba04539fee6a7853a98d1f44e7874 100644 --- a/drivers/clk/mediatek/reset.c +++ b/drivers/clk/mediatek/reset.c @@ -57,7 +57,7 @@ static int mtk_reset(struct reset_controller_dev *rcdev, return mtk_reset_deassert(rcdev, id); } -static struct reset_control_ops mtk_reset_ops = { +static const struct reset_control_ops mtk_reset_ops = { .assert = mtk_reset_assert, .deassert = mtk_reset_deassert, .reset = mtk_reset, diff --git a/drivers/clk/mmp/reset.c b/drivers/clk/mmp/reset.c index b54da1fe73f07ea5f36a82ac33da211b9cc375a1..b4e4d6aa26319a3b871d7d609df4ac6ee9a9ab78 100644 --- a/drivers/clk/mmp/reset.c +++ b/drivers/clk/mmp/reset.c @@ -74,7 +74,7 @@ static int mmp_clk_reset_deassert(struct reset_controller_dev *rcdev, return 0; } -static struct reset_control_ops mmp_clk_reset_ops = { +static const struct reset_control_ops mmp_clk_reset_ops = { .assert = mmp_clk_reset_assert, .deassert = mmp_clk_reset_deassert, }; diff --git a/drivers/clk/qcom/gcc-ipq4019.c b/drivers/clk/qcom/gcc-ipq4019.c index 5428efb9fbf5dc9fb311664f67932c57bdd7211f..3cd1af0af0d97299facff7fcb0717b13256a6cbe 100644 --- a/drivers/clk/qcom/gcc-ipq4019.c +++ b/drivers/clk/qcom/gcc-ipq4019.c @@ -129,20 +129,10 @@ static const char * const gcc_xo_ddr_500_200[] = { }; #define F(f, s, h, m, n) { (f), (s), (2 * (h) - 1), (m), (n) } -#define P_XO 0 -#define FE_PLL_200 1 -#define FE_PLL_500 2 -#define DDRC_PLL_666 3 - -#define DDRC_PLL_666_SDCC 1 -#define FE_PLL_125_DLY 1 - -#define FE_PLL_WCSS2G 1 -#define FE_PLL_WCSS5G 1 static const struct freq_tbl ftbl_gcc_audio_pwm_clk[] = { F(48000000, P_XO, 1, 0, 0), - F(200000000, FE_PLL_200, 1, 0, 0), + F(200000000, P_FEPLL200, 1, 0, 0), { } }; @@ -334,15 +324,15 @@ static struct clk_branch gcc_blsp1_qup2_spi_apps_clk = { }; static const struct freq_tbl ftbl_gcc_blsp1_uart1_2_apps_clk[] = { - F(1843200, FE_PLL_200, 1, 144, 15625), - F(3686400, FE_PLL_200, 1, 288, 15625), - F(7372800, FE_PLL_200, 1, 576, 15625), - F(14745600, FE_PLL_200, 1, 1152, 15625), - F(16000000, FE_PLL_200, 1, 2, 25), + F(1843200, P_FEPLL200, 1, 144, 15625), + F(3686400, P_FEPLL200, 1, 288, 15625), + F(7372800, P_FEPLL200, 1, 576, 15625), + F(14745600, P_FEPLL200, 1, 1152, 15625), + F(16000000, P_FEPLL200, 1, 2, 25), F(24000000, P_XO, 1, 1, 2), - F(32000000, FE_PLL_200, 1, 4, 25), - F(40000000, FE_PLL_200, 1, 1, 5), - F(46400000, FE_PLL_200, 1, 29, 125), + F(32000000, P_FEPLL200, 1, 4, 25), + F(40000000, P_FEPLL200, 1, 1, 5), + F(46400000, P_FEPLL200, 1, 29, 125), F(48000000, P_XO, 1, 0, 0), { } }; @@ -410,9 +400,9 @@ static struct clk_branch gcc_blsp1_uart2_apps_clk = { }; static const struct freq_tbl ftbl_gcc_gp_clk[] = { - F(1250000, FE_PLL_200, 1, 16, 0), - F(2500000, FE_PLL_200, 1, 8, 0), - F(5000000, FE_PLL_200, 1, 4, 0), + F(1250000, P_FEPLL200, 1, 16, 0), + F(2500000, P_FEPLL200, 1, 8, 0), + F(5000000, P_FEPLL200, 1, 4, 0), { } }; @@ -512,11 +502,11 @@ static struct clk_branch gcc_gp3_clk = { static const struct freq_tbl ftbl_gcc_sdcc1_apps_clk[] = { F(144000, P_XO, 1, 3, 240), F(400000, P_XO, 1, 1, 0), - F(20000000, FE_PLL_500, 1, 1, 25), - F(25000000, FE_PLL_500, 1, 1, 20), - F(50000000, FE_PLL_500, 1, 1, 10), - F(100000000, FE_PLL_500, 1, 1, 5), - F(193000000, DDRC_PLL_666_SDCC, 1, 0, 0), + F(20000000, P_FEPLL500, 1, 1, 25), + F(25000000, P_FEPLL500, 1, 1, 20), + F(50000000, P_FEPLL500, 1, 1, 10), + F(100000000, P_FEPLL500, 1, 1, 5), + F(193000000, P_DDRPLL, 1, 0, 0), { } }; @@ -536,9 +526,9 @@ static struct clk_rcg2 sdcc1_apps_clk_src = { static const struct freq_tbl ftbl_gcc_apps_clk[] = { F(48000000, P_XO, 1, 0, 0), - F(200000000, FE_PLL_200, 1, 0, 0), - F(500000000, FE_PLL_500, 1, 0, 0), - F(626000000, DDRC_PLL_666, 1, 0, 0), + F(200000000, P_FEPLL200, 1, 0, 0), + F(500000000, P_FEPLL500, 1, 0, 0), + F(626000000, P_DDRPLLAPSS, 1, 0, 0), { } }; @@ -557,7 +547,7 @@ static struct clk_rcg2 apps_clk_src = { static const struct freq_tbl ftbl_gcc_apps_ahb_clk[] = { F(48000000, P_XO, 1, 0, 0), - F(100000000, FE_PLL_200, 2, 0, 0), + F(100000000, P_FEPLL200, 2, 0, 0), { } }; @@ -940,7 +930,7 @@ static struct clk_branch gcc_usb2_mock_utmi_clk = { }; static const struct freq_tbl ftbl_gcc_usb30_mock_utmi_clk[] = { - F(2000000, FE_PLL_200, 10, 0, 0), + F(2000000, P_FEPLL200, 10, 0, 0), { } }; @@ -1007,7 +997,7 @@ static struct clk_branch gcc_usb3_mock_utmi_clk = { }; static const struct freq_tbl ftbl_gcc_fephy_dly_clk[] = { - F(125000000, FE_PLL_125_DLY, 1, 0, 0), + F(125000000, P_FEPLL125DLY, 1, 0, 0), { } }; @@ -1027,7 +1017,7 @@ static struct clk_rcg2 fephy_125m_dly_clk_src = { static const struct freq_tbl ftbl_gcc_wcss2g_clk[] = { F(48000000, P_XO, 1, 0, 0), - F(250000000, FE_PLL_WCSS2G, 1, 0, 0), + F(250000000, P_FEPLLWCSS2G, 1, 0, 0), { } }; @@ -1097,7 +1087,7 @@ static struct clk_branch gcc_wcss2g_rtc_clk = { static const struct freq_tbl ftbl_gcc_wcss5g_clk[] = { F(48000000, P_XO, 1, 0, 0), - F(250000000, FE_PLL_WCSS5G, 1, 0, 0), + F(250000000, P_FEPLLWCSS5G, 1, 0, 0), { } }; @@ -1325,6 +1315,16 @@ MODULE_DEVICE_TABLE(of, gcc_ipq4019_match_table); static int gcc_ipq4019_probe(struct platform_device *pdev) { + struct device *dev = &pdev->dev; + + clk_register_fixed_rate(dev, "fepll125", "xo", 0, 200000000); + clk_register_fixed_rate(dev, "fepll125dly", "xo", 0, 200000000); + clk_register_fixed_rate(dev, "fepllwcss2g", "xo", 0, 200000000); + clk_register_fixed_rate(dev, "fepllwcss5g", "xo", 0, 200000000); + clk_register_fixed_rate(dev, "fepll200", "xo", 0, 200000000); + clk_register_fixed_rate(dev, "fepll500", "xo", 0, 200000000); + clk_register_fixed_rate(dev, "ddrpllapss", "xo", 0, 666000000); + return qcom_cc_probe(pdev, &gcc_ipq4019_desc); } diff --git a/drivers/clk/qcom/reset.c b/drivers/clk/qcom/reset.c index 6c977d3a8590674ff97fb81962ba3fccc33ce3a6..0324d8daab9bc01e6099ed78770dab235f9fd98d 100644 --- a/drivers/clk/qcom/reset.c +++ b/drivers/clk/qcom/reset.c @@ -55,7 +55,7 @@ qcom_reset_deassert(struct reset_controller_dev *rcdev, unsigned long id) return regmap_update_bits(rst->regmap, map->reg, mask, 0); } -struct reset_control_ops qcom_reset_ops = { +const struct reset_control_ops qcom_reset_ops = { .reset = qcom_reset, .assert = qcom_reset_assert, .deassert = qcom_reset_deassert, diff --git a/drivers/clk/qcom/reset.h b/drivers/clk/qcom/reset.h index 0e11e2130f97cd244c56cc3a27a9bf49c72a6945..cda877927d43a03f5628149038da9d620354170c 100644 --- a/drivers/clk/qcom/reset.h +++ b/drivers/clk/qcom/reset.h @@ -32,6 +32,6 @@ struct qcom_reset_controller { #define to_qcom_reset_controller(r) \ container_of(r, struct qcom_reset_controller, rcdev); -extern struct reset_control_ops qcom_reset_ops; +extern const struct reset_control_ops qcom_reset_ops; #endif diff --git a/drivers/clk/rockchip/softrst.c b/drivers/clk/rockchip/softrst.c index 552f7bb15bc5bf82a8678ecc084fe7c06e0cea81..21218987bbc3d55141c7f28fbb94aa03c2cdb90c 100644 --- a/drivers/clk/rockchip/softrst.c +++ b/drivers/clk/rockchip/softrst.c @@ -81,7 +81,7 @@ static int rockchip_softrst_deassert(struct reset_controller_dev *rcdev, return 0; } -static struct reset_control_ops rockchip_softrst_ops = { +static const struct reset_control_ops rockchip_softrst_ops = { .assert = rockchip_softrst_assert, .deassert = rockchip_softrst_deassert, }; diff --git a/drivers/clk/sirf/clk-atlas7.c b/drivers/clk/sirf/clk-atlas7.c index 957aae63e7cce2796417a96555ed5cf43bff11fd..d0c6c9a2d06ae7d87cc5fe6b1d5866e33508e314 100644 --- a/drivers/clk/sirf/clk-atlas7.c +++ b/drivers/clk/sirf/clk-atlas7.c @@ -1423,7 +1423,7 @@ static int atlas7_reset_module(struct reset_controller_dev *rcdev, return 0; } -static struct reset_control_ops atlas7_rst_ops = { +static const struct reset_control_ops atlas7_rst_ops = { .reset = atlas7_reset_module, }; diff --git a/drivers/clk/sunxi/clk-a10-ve.c b/drivers/clk/sunxi/clk-a10-ve.c index 044c1717b762a6568c22d5929fb0a5713094475b..d9ea22ec4e258b0dc29024d1549086b89a668852 100644 --- a/drivers/clk/sunxi/clk-a10-ve.c +++ b/drivers/clk/sunxi/clk-a10-ve.c @@ -85,7 +85,7 @@ static int sunxi_ve_of_xlate(struct reset_controller_dev *rcdev, return 0; } -static struct reset_control_ops sunxi_ve_reset_ops = { +static const struct reset_control_ops sunxi_ve_reset_ops = { .assert = sunxi_ve_reset_assert, .deassert = sunxi_ve_reset_deassert, }; diff --git a/drivers/clk/sunxi/clk-sun9i-mmc.c b/drivers/clk/sunxi/clk-sun9i-mmc.c index a9b176139aca8b159329e25ef76b805825423229..028dd832a39f6f75b93021e4cd12ea5b7cc586f9 100644 --- a/drivers/clk/sunxi/clk-sun9i-mmc.c +++ b/drivers/clk/sunxi/clk-sun9i-mmc.c @@ -83,7 +83,7 @@ static int sun9i_mmc_reset_deassert(struct reset_controller_dev *rcdev, return 0; } -static struct reset_control_ops sun9i_mmc_reset_ops = { +static const struct reset_control_ops sun9i_mmc_reset_ops = { .assert = sun9i_mmc_reset_assert, .deassert = sun9i_mmc_reset_deassert, }; diff --git a/drivers/clk/sunxi/clk-usb.c b/drivers/clk/sunxi/clk-usb.c index 5432b1c198a4e2fc77825d21f9382eee30b2249c..fe0c3d169377272bccde5f8464429a9ea5ef43de 100644 --- a/drivers/clk/sunxi/clk-usb.c +++ b/drivers/clk/sunxi/clk-usb.c @@ -76,7 +76,7 @@ static int sunxi_usb_reset_deassert(struct reset_controller_dev *rcdev, return 0; } -static struct reset_control_ops sunxi_usb_reset_ops = { +static const struct reset_control_ops sunxi_usb_reset_ops = { .assert = sunxi_usb_reset_assert, .deassert = sunxi_usb_reset_deassert, }; diff --git a/drivers/clk/tegra/clk.c b/drivers/clk/tegra/clk.c index 2a3a4fe803d6d27e16c7de373f0ec1b8f2164264..f60fe2e344ca0a5828f643e7623ed14e619f760e 100644 --- a/drivers/clk/tegra/clk.c +++ b/drivers/clk/tegra/clk.c @@ -271,7 +271,7 @@ void __init tegra_init_from_table(struct tegra_clk_init_table *tbl, } } -static struct reset_control_ops rst_ops = { +static const struct reset_control_ops rst_ops = { .assert = tegra_clk_rst_assert, .deassert = tegra_clk_rst_deassert, }; diff --git a/drivers/cpufreq/cpufreq-dt.c b/drivers/cpufreq/cpufreq-dt.c index f951f911786e086b2b6dc9d615018eb235347dbe..5f8dbe640a202baa2b12d26267ca78b983c8b7fc 100644 --- a/drivers/cpufreq/cpufreq-dt.c +++ b/drivers/cpufreq/cpufreq-dt.c @@ -4,9 +4,6 @@ * Copyright (C) 2014 Linaro. * Viresh Kumar * - * The OPP code in function set_target() is reused from - * drivers/cpufreq/omap-cpufreq.c - * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. diff --git a/drivers/cpufreq/intel_pstate.c b/drivers/cpufreq/intel_pstate.c index 4b644526fd5977943761d5430e1967d26997567d..8b5a415ee14a53d21e9358e2b6707df852e827b8 100644 --- a/drivers/cpufreq/intel_pstate.c +++ b/drivers/cpufreq/intel_pstate.c @@ -64,6 +64,25 @@ static inline int ceiling_fp(int32_t x) return ret; } +/** + * struct sample - Store performance sample + * @core_pct_busy: Ratio of APERF/MPERF in percent, which is actual + * performance during last sample period + * @busy_scaled: Scaled busy value which is used to calculate next + * P state. This can be different than core_pct_busy + * to account for cpu idle period + * @aperf: Difference of actual performance frequency clock count + * read from APERF MSR between last and current sample + * @mperf: Difference of maximum performance frequency clock count + * read from MPERF MSR between last and current sample + * @tsc: Difference of time stamp counter between last and + * current sample + * @freq: Effective frequency calculated from APERF/MPERF + * @time: Current time from scheduler + * + * This structure is used in the cpudata structure to store performance sample + * data for choosing next P State. + */ struct sample { int32_t core_pct_busy; int32_t busy_scaled; @@ -74,6 +93,20 @@ struct sample { u64 time; }; +/** + * struct pstate_data - Store P state data + * @current_pstate: Current requested P state + * @min_pstate: Min P state possible for this platform + * @max_pstate: Max P state possible for this platform + * @max_pstate_physical:This is physical Max P state for a processor + * This can be higher than the max_pstate which can + * be limited by platform thermal design power limits + * @scaling: Scaling factor to convert frequency to cpufreq + * frequency units + * @turbo_pstate: Max Turbo P state possible for this platform + * + * Stores the per cpu model P state limits and current P state. + */ struct pstate_data { int current_pstate; int min_pstate; @@ -83,6 +116,19 @@ struct pstate_data { int turbo_pstate; }; +/** + * struct vid_data - Stores voltage information data + * @min: VID data for this platform corresponding to + * the lowest P state + * @max: VID data corresponding to the highest P State. + * @turbo: VID data for turbo P state + * @ratio: Ratio of (vid max - vid min) / + * (max P state - Min P State) + * + * Stores the voltage data for DVFS (Dynamic Voltage and Frequency Scaling) + * This data is used in Atom platforms, where in addition to target P state, + * the voltage data needs to be specified to select next P State. + */ struct vid_data { int min; int max; @@ -90,6 +136,18 @@ struct vid_data { int32_t ratio; }; +/** + * struct _pid - Stores PID data + * @setpoint: Target set point for busyness or performance + * @integral: Storage for accumulated error values + * @p_gain: PID proportional gain + * @i_gain: PID integral gain + * @d_gain: PID derivative gain + * @deadband: PID deadband + * @last_err: Last error storage for integral part of PID calculation + * + * Stores PID coefficients and last error for PID controller. + */ struct _pid { int setpoint; int32_t integral; @@ -100,6 +158,23 @@ struct _pid { int32_t last_err; }; +/** + * struct cpudata - Per CPU instance data storage + * @cpu: CPU number for this instance data + * @update_util: CPUFreq utility callback information + * @pstate: Stores P state limits for this CPU + * @vid: Stores VID limits for this CPU + * @pid: Stores PID parameters for this CPU + * @last_sample_time: Last Sample time + * @prev_aperf: Last APERF value read from APERF MSR + * @prev_mperf: Last MPERF value read from MPERF MSR + * @prev_tsc: Last timestamp counter (TSC) value + * @prev_cummulative_iowait: IO Wait time difference from last and + * current sample + * @sample: Storage for storing last Sample data + * + * This structure stores per CPU instance data for all CPUs. + */ struct cpudata { int cpu; @@ -118,6 +193,19 @@ struct cpudata { }; static struct cpudata **all_cpu_data; + +/** + * struct pid_adjust_policy - Stores static PID configuration data + * @sample_rate_ms: PID calculation sample rate in ms + * @sample_rate_ns: Sample rate calculation in ns + * @deadband: PID deadband + * @setpoint: PID Setpoint + * @p_gain_pct: PID proportional gain + * @i_gain_pct: PID integral gain + * @d_gain_pct: PID derivative gain + * + * Stores per CPU model static PID configuration data. + */ struct pstate_adjust_policy { int sample_rate_ms; s64 sample_rate_ns; @@ -128,6 +216,20 @@ struct pstate_adjust_policy { int i_gain_pct; }; +/** + * struct pstate_funcs - Per CPU model specific callbacks + * @get_max: Callback to get maximum non turbo effective P state + * @get_max_physical: Callback to get maximum non turbo physical P state + * @get_min: Callback to get minimum P state + * @get_turbo: Callback to get turbo P state + * @get_scaling: Callback to get frequency scaling factor + * @get_val: Callback to convert P state to actual MSR write value + * @get_vid: Callback to get VID data for Atom platforms + * @get_target_pstate: Callback to a function to calculate next P state to use + * + * Core and Atom CPU models have different way to get P State limits. This + * structure is used to store those callbacks. + */ struct pstate_funcs { int (*get_max)(void); int (*get_max_physical)(void); @@ -139,6 +241,11 @@ struct pstate_funcs { int32_t (*get_target_pstate)(struct cpudata *); }; +/** + * struct cpu_defaults- Per CPU model default config data + * @pid_policy: PID config data + * @funcs: Callback function data + */ struct cpu_defaults { struct pstate_adjust_policy pid_policy; struct pstate_funcs funcs; @@ -151,6 +258,34 @@ static struct pstate_adjust_policy pid_params; static struct pstate_funcs pstate_funcs; static int hwp_active; + +/** + * struct perf_limits - Store user and policy limits + * @no_turbo: User requested turbo state from intel_pstate sysfs + * @turbo_disabled: Platform turbo status either from msr + * MSR_IA32_MISC_ENABLE or when maximum available pstate + * matches the maximum turbo pstate + * @max_perf_pct: Effective maximum performance limit in percentage, this + * is minimum of either limits enforced by cpufreq policy + * or limits from user set limits via intel_pstate sysfs + * @min_perf_pct: Effective minimum performance limit in percentage, this + * is maximum of either limits enforced by cpufreq policy + * or limits from user set limits via intel_pstate sysfs + * @max_perf: This is a scaled value between 0 to 255 for max_perf_pct + * This value is used to limit max pstate + * @min_perf: This is a scaled value between 0 to 255 for min_perf_pct + * This value is used to limit min pstate + * @max_policy_pct: The maximum performance in percentage enforced by + * cpufreq setpolicy interface + * @max_sysfs_pct: The maximum performance in percentage enforced by + * intel pstate sysfs interface + * @min_policy_pct: The minimum performance in percentage enforced by + * cpufreq setpolicy interface + * @min_sysfs_pct: The minimum performance in percentage enforced by + * intel pstate sysfs interface + * + * Storage for user and policy defined limits. + */ struct perf_limits { int no_turbo; int turbo_disabled; @@ -910,7 +1045,14 @@ static inline bool intel_pstate_sample(struct cpudata *cpu, u64 time) cpu->prev_aperf = aperf; cpu->prev_mperf = mperf; cpu->prev_tsc = tsc; - return true; + /* + * First time this function is invoked in a given cycle, all of the + * previous sample data fields are equal to zero or stale and they must + * be populated with meaningful numbers for things to work, so assume + * that sample.time will always be reset before setting the utilization + * update hook and make the caller skip the sample then. + */ + return !!cpu->last_sample_time; } static inline int32_t get_avg_frequency(struct cpudata *cpu) @@ -984,8 +1126,7 @@ static inline int32_t get_target_pstate_use_performance(struct cpudata *cpu) * enough period of time to adjust our busyness. */ duration_ns = cpu->sample.time - cpu->last_sample_time; - if ((s64)duration_ns > pid_params.sample_rate_ns * 3 - && cpu->last_sample_time > 0) { + if ((s64)duration_ns > pid_params.sample_rate_ns * 3) { sample_ratio = div_fp(int_tofp(pid_params.sample_rate_ns), int_tofp(duration_ns)); core_busy = mul_fp(core_busy, sample_ratio); @@ -1100,10 +1241,8 @@ static int intel_pstate_init_cpu(unsigned int cpunum) intel_pstate_get_cpu_pstates(cpu); intel_pstate_busy_pid_reset(cpu); - intel_pstate_sample(cpu, 0); cpu->update_util.func = intel_pstate_update_util; - cpufreq_set_update_util_data(cpunum, &cpu->update_util); pr_debug("intel_pstate: controlling: cpu %d\n", cpunum); @@ -1122,22 +1261,54 @@ static unsigned int intel_pstate_get(unsigned int cpu_num) return get_avg_frequency(cpu); } +static void intel_pstate_set_update_util_hook(unsigned int cpu_num) +{ + struct cpudata *cpu = all_cpu_data[cpu_num]; + + /* Prevent intel_pstate_update_util() from using stale data. */ + cpu->sample.time = 0; + cpufreq_set_update_util_data(cpu_num, &cpu->update_util); +} + +static void intel_pstate_clear_update_util_hook(unsigned int cpu) +{ + cpufreq_set_update_util_data(cpu, NULL); + synchronize_sched(); +} + +static void intel_pstate_set_performance_limits(struct perf_limits *limits) +{ + limits->no_turbo = 0; + limits->turbo_disabled = 0; + limits->max_perf_pct = 100; + limits->max_perf = int_tofp(1); + limits->min_perf_pct = 100; + limits->min_perf = int_tofp(1); + limits->max_policy_pct = 100; + limits->max_sysfs_pct = 100; + limits->min_policy_pct = 0; + limits->min_sysfs_pct = 0; +} + static int intel_pstate_set_policy(struct cpufreq_policy *policy) { if (!policy->cpuinfo.max_freq) return -ENODEV; - if (policy->policy == CPUFREQ_POLICY_PERFORMANCE && - policy->max >= policy->cpuinfo.max_freq) { - pr_debug("intel_pstate: set performance\n"); + intel_pstate_clear_update_util_hook(policy->cpu); + + if (policy->policy == CPUFREQ_POLICY_PERFORMANCE) { limits = &performance_limits; - if (hwp_active) - intel_pstate_hwp_set(policy->cpus); - return 0; + if (policy->max >= policy->cpuinfo.max_freq) { + pr_debug("intel_pstate: set performance\n"); + intel_pstate_set_performance_limits(limits); + goto out; + } + } else { + pr_debug("intel_pstate: set powersave\n"); + limits = &powersave_limits; } - pr_debug("intel_pstate: set powersave\n"); - limits = &powersave_limits; limits->min_policy_pct = (policy->min * 100) / policy->cpuinfo.max_freq; limits->min_policy_pct = clamp_t(int, limits->min_policy_pct, 0 , 100); limits->max_policy_pct = DIV_ROUND_UP(policy->max * 100, @@ -1163,6 +1334,9 @@ static int intel_pstate_set_policy(struct cpufreq_policy *policy) limits->max_perf = div_fp(int_tofp(limits->max_perf_pct), int_tofp(100)); + out: + intel_pstate_set_update_util_hook(policy->cpu); + if (hwp_active) intel_pstate_hwp_set(policy->cpus); @@ -1187,8 +1361,7 @@ static void intel_pstate_stop_cpu(struct cpufreq_policy *policy) pr_debug("intel_pstate: CPU %d exiting\n", cpu_num); - cpufreq_set_update_util_data(cpu_num, NULL); - synchronize_sched(); + intel_pstate_clear_update_util_hook(cpu_num); if (hwp_active) return; @@ -1455,8 +1628,7 @@ static int __init intel_pstate_init(void) get_online_cpus(); for_each_online_cpu(cpu) { if (all_cpu_data[cpu]) { - cpufreq_set_update_util_data(cpu, NULL); - synchronize_sched(); + intel_pstate_clear_update_util_hook(cpu); kfree(all_cpu_data[cpu]); } } diff --git a/drivers/dma/dw/core.c b/drivers/dma/dw/core.c index 5ad0ec1f0e29f750eee5c70889df5427d7413556..97199b3c25a22cd907c1a73648c76a96a594b370 100644 --- a/drivers/dma/dw/core.c +++ b/drivers/dma/dw/core.c @@ -130,26 +130,14 @@ static void dwc_desc_put(struct dw_dma_chan *dwc, struct dw_desc *desc) static void dwc_initialize(struct dw_dma_chan *dwc) { struct dw_dma *dw = to_dw_dma(dwc->chan.device); - struct dw_dma_slave *dws = dwc->chan.private; u32 cfghi = DWC_CFGH_FIFO_MODE; u32 cfglo = DWC_CFGL_CH_PRIOR(dwc->priority); if (dwc->initialized == true) return; - if (dws) { - /* - * We need controller-specific data to set up slave - * transfers. - */ - BUG_ON(!dws->dma_dev || dws->dma_dev != dw->dma.dev); - - cfghi |= DWC_CFGH_DST_PER(dws->dst_id); - cfghi |= DWC_CFGH_SRC_PER(dws->src_id); - } else { - cfghi |= DWC_CFGH_DST_PER(dwc->dst_id); - cfghi |= DWC_CFGH_SRC_PER(dwc->src_id); - } + cfghi |= DWC_CFGH_DST_PER(dwc->dst_id); + cfghi |= DWC_CFGH_SRC_PER(dwc->src_id); channel_writel(dwc, CFG_LO, cfglo); channel_writel(dwc, CFG_HI, cfghi); @@ -941,7 +929,7 @@ bool dw_dma_filter(struct dma_chan *chan, void *param) struct dw_dma_chan *dwc = to_dw_dma_chan(chan); struct dw_dma_slave *dws = param; - if (!dws || dws->dma_dev != chan->device->dev) + if (dws->dma_dev != chan->device->dev) return false; /* We have to copy data since dws can be temporary storage */ @@ -1165,6 +1153,14 @@ static int dwc_alloc_chan_resources(struct dma_chan *chan) * doesn't mean what you think it means), and status writeback. */ + /* + * We need controller-specific data to set up slave transfers. + */ + if (chan->private && !dw_dma_filter(chan, chan->private)) { + dev_warn(chan2dev(chan), "Wrong controller-specific data\n"); + return -EINVAL; + } + /* Enable controller here if needed */ if (!dw->in_use) dw_dma_on(dw); @@ -1226,6 +1222,14 @@ static void dwc_free_chan_resources(struct dma_chan *chan) spin_lock_irqsave(&dwc->lock, flags); list_splice_init(&dwc->free_list, &list); dwc->descs_allocated = 0; + + /* Clear custom channel configuration */ + dwc->src_id = 0; + dwc->dst_id = 0; + + dwc->src_master = 0; + dwc->dst_master = 0; + dwc->initialized = false; /* Disable interrupts */ diff --git a/drivers/dma/edma.c b/drivers/dma/edma.c index ee3463e774f8e4dc5c46e2614719f9d0723cfd06..04070baab78ab0cc7772085dd70828741317dd5a 100644 --- a/drivers/dma/edma.c +++ b/drivers/dma/edma.c @@ -1238,6 +1238,7 @@ static struct dma_async_tx_descriptor *edma_prep_dma_cyclic( struct edma_desc *edesc; dma_addr_t src_addr, dst_addr; enum dma_slave_buswidth dev_width; + bool use_intermediate = false; u32 burst; int i, ret, nslots; @@ -1279,8 +1280,21 @@ static struct dma_async_tx_descriptor *edma_prep_dma_cyclic( * but the synchronization is difficult to achieve with Cyclic and * cannot be guaranteed, so we error out early. */ - if (nslots > MAX_NR_SG) - return NULL; + if (nslots > MAX_NR_SG) { + /* + * If the burst and period sizes are the same, we can put + * the full buffer into a single period and activate + * intermediate interrupts. This will produce interrupts + * after each burst, which is also after each desired period. + */ + if (burst == period_len) { + period_len = buf_len; + nslots = 2; + use_intermediate = true; + } else { + return NULL; + } + } edesc = kzalloc(sizeof(*edesc) + nslots * sizeof(edesc->pset[0]), GFP_ATOMIC); @@ -1358,8 +1372,13 @@ static struct dma_async_tx_descriptor *edma_prep_dma_cyclic( /* * Enable period interrupt only if it is requested */ - if (tx_flags & DMA_PREP_INTERRUPT) + if (tx_flags & DMA_PREP_INTERRUPT) { edesc->pset[i].param.opt |= TCINTEN; + + /* Also enable intermediate interrupts if necessary */ + if (use_intermediate) + edesc->pset[i].param.opt |= ITCINTEN; + } } /* Place the cyclic channel to highest priority queue */ @@ -1570,32 +1589,6 @@ static irqreturn_t dma_ccerr_handler(int irq, void *data) return IRQ_HANDLED; } -static void edma_tc_set_pm_state(struct edma_tc *tc, bool enable) -{ - struct platform_device *tc_pdev; - int ret; - - if (!IS_ENABLED(CONFIG_OF) || !tc) - return; - - tc_pdev = of_find_device_by_node(tc->node); - if (!tc_pdev) { - pr_err("%s: TPTC device is not found\n", __func__); - return; - } - if (!pm_runtime_enabled(&tc_pdev->dev)) - pm_runtime_enable(&tc_pdev->dev); - - if (enable) - ret = pm_runtime_get_sync(&tc_pdev->dev); - else - ret = pm_runtime_put_sync(&tc_pdev->dev); - - if (ret < 0) - pr_err("%s: pm_runtime_%s_sync() failed for %s\n", __func__, - enable ? "get" : "put", dev_name(&tc_pdev->dev)); -} - /* Alloc channel resources */ static int edma_alloc_chan_resources(struct dma_chan *chan) { @@ -1632,8 +1625,6 @@ static int edma_alloc_chan_resources(struct dma_chan *chan) EDMA_CHAN_SLOT(echan->ch_num), chan->chan_id, echan->hw_triggered ? "HW" : "SW"); - edma_tc_set_pm_state(echan->tc, true); - return 0; err_slot: @@ -1670,7 +1661,6 @@ static void edma_free_chan_resources(struct dma_chan *chan) echan->alloced = false; } - edma_tc_set_pm_state(echan->tc, false); echan->tc = NULL; echan->hw_triggered = false; @@ -2417,10 +2407,8 @@ static int edma_pm_suspend(struct device *dev) int i; for (i = 0; i < ecc->num_channels; i++) { - if (echan[i].alloced) { + if (echan[i].alloced) edma_setup_interrupt(&echan[i], false); - edma_tc_set_pm_state(echan[i].tc, false); - } } return 0; @@ -2450,8 +2438,6 @@ static int edma_pm_resume(struct device *dev) /* Set up channel -> slot mapping for the entry slot */ edma_set_chmap(&echan[i], echan[i].slot[0]); - - edma_tc_set_pm_state(echan[i].tc, true); } } @@ -2475,7 +2461,8 @@ static struct platform_driver edma_driver = { static int edma_tptc_probe(struct platform_device *pdev) { - return 0; + pm_runtime_enable(&pdev->dev); + return pm_runtime_get_sync(&pdev->dev); } static struct platform_driver edma_tptc_driver = { diff --git a/drivers/dma/hsu/hsu.c b/drivers/dma/hsu/hsu.c index eef145edb936816f3686d343742a709392a5dffa..ee510515ce187af75d3ba873b65d5de26cc3acb4 100644 --- a/drivers/dma/hsu/hsu.c +++ b/drivers/dma/hsu/hsu.c @@ -64,10 +64,10 @@ static void hsu_dma_chan_start(struct hsu_dma_chan *hsuc) if (hsuc->direction == DMA_MEM_TO_DEV) { bsr = config->dst_maxburst; - mtsr = config->dst_addr_width; + mtsr = config->src_addr_width; } else if (hsuc->direction == DMA_DEV_TO_MEM) { bsr = config->src_maxburst; - mtsr = config->src_addr_width; + mtsr = config->dst_addr_width; } hsu_chan_disable(hsuc); @@ -135,7 +135,7 @@ static u32 hsu_dma_chan_get_sr(struct hsu_dma_chan *hsuc) sr = hsu_chan_readl(hsuc, HSU_CH_SR); spin_unlock_irqrestore(&hsuc->vchan.lock, flags); - return sr; + return sr & ~(HSU_CH_SR_DESCE_ANY | HSU_CH_SR_CDESC_ANY); } irqreturn_t hsu_dma_irq(struct hsu_dma_chip *chip, unsigned short nr) @@ -254,10 +254,13 @@ static void hsu_dma_issue_pending(struct dma_chan *chan) static size_t hsu_dma_active_desc_size(struct hsu_dma_chan *hsuc) { struct hsu_dma_desc *desc = hsuc->desc; - size_t bytes = desc->length; + size_t bytes = 0; int i; - i = desc->active % HSU_DMA_CHAN_NR_DESC; + for (i = desc->active; i < desc->nents; i++) + bytes += desc->sg[i].len; + + i = HSU_DMA_CHAN_NR_DESC - 1; do { bytes += hsu_chan_readl(hsuc, HSU_CH_DxTSR(i)); } while (--i >= 0); diff --git a/drivers/dma/hsu/hsu.h b/drivers/dma/hsu/hsu.h index 578a8ee8cd054429b3e3fd6da2341b49020721cc..6b070c22b1dfc2bca1dc04ca12218de17d1f0d70 100644 --- a/drivers/dma/hsu/hsu.h +++ b/drivers/dma/hsu/hsu.h @@ -41,6 +41,9 @@ #define HSU_CH_SR_DESCTO(x) BIT(8 + (x)) #define HSU_CH_SR_DESCTO_ANY (BIT(11) | BIT(10) | BIT(9) | BIT(8)) #define HSU_CH_SR_CHE BIT(15) +#define HSU_CH_SR_DESCE(x) BIT(16 + (x)) +#define HSU_CH_SR_DESCE_ANY (BIT(19) | BIT(18) | BIT(17) | BIT(16)) +#define HSU_CH_SR_CDESC_ANY (BIT(31) | BIT(30)) /* Bits in HSU_CH_CR */ #define HSU_CH_CR_CHA BIT(0) diff --git a/drivers/dma/omap-dma.c b/drivers/dma/omap-dma.c index 43bd5aee7ffe093d78e6f8c1f43b75084f8f1c8e..1e984e18c1266b74fc01c247fad36f3e132ad587 100644 --- a/drivers/dma/omap-dma.c +++ b/drivers/dma/omap-dma.c @@ -48,6 +48,7 @@ struct omap_chan { unsigned dma_sig; bool cyclic; bool paused; + bool running; int dma_ch; struct omap_desc *desc; @@ -294,6 +295,8 @@ static void omap_dma_start(struct omap_chan *c, struct omap_desc *d) /* Enable channel */ omap_dma_chan_write(c, CCR, d->ccr | CCR_ENABLE); + + c->running = true; } static void omap_dma_stop(struct omap_chan *c) @@ -355,6 +358,8 @@ static void omap_dma_stop(struct omap_chan *c) omap_dma_chan_write(c, CLNK_CTRL, val); } + + c->running = false; } static void omap_dma_start_sg(struct omap_chan *c, struct omap_desc *d, @@ -673,15 +678,20 @@ static enum dma_status omap_dma_tx_status(struct dma_chan *chan, struct omap_chan *c = to_omap_dma_chan(chan); struct virt_dma_desc *vd; enum dma_status ret; - uint32_t ccr; unsigned long flags; - ccr = omap_dma_chan_read(c, CCR); - /* The channel is no longer active, handle the completion right away */ - if (!(ccr & CCR_ENABLE)) - omap_dma_callback(c->dma_ch, 0, c); - ret = dma_cookie_status(chan, cookie, txstate); + + if (!c->paused && c->running) { + uint32_t ccr = omap_dma_chan_read(c, CCR); + /* + * The channel is no longer active, set the return value + * accordingly + */ + if (!(ccr & CCR_ENABLE)) + ret = DMA_COMPLETE; + } + if (ret == DMA_COMPLETE || !txstate) return ret; @@ -945,9 +955,7 @@ static struct dma_async_tx_descriptor *omap_dma_prep_dma_memcpy( d->ccr = c->ccr; d->ccr |= CCR_DST_AMODE_POSTINC | CCR_SRC_AMODE_POSTINC; - d->cicr = CICR_DROP_IE; - if (tx_flags & DMA_PREP_INTERRUPT) - d->cicr |= CICR_FRAME_IE; + d->cicr = CICR_DROP_IE | CICR_FRAME_IE; d->csdp = data_type; diff --git a/drivers/dma/xilinx/xilinx_vdma.c b/drivers/dma/xilinx/xilinx_vdma.c index 0ee0321868d36b3054acac0a02356e09cc0749a1..ef67f278e076da61c3e08428a70bffd0d8f9341c 100644 --- a/drivers/dma/xilinx/xilinx_vdma.c +++ b/drivers/dma/xilinx/xilinx_vdma.c @@ -1236,7 +1236,7 @@ static struct dma_chan *of_dma_xilinx_xlate(struct of_phandle_args *dma_spec, struct xilinx_vdma_device *xdev = ofdma->of_dma_data; int chan_id = dma_spec->args[0]; - if (chan_id >= XILINX_VDMA_MAX_CHANS_PER_DEVICE) + if (chan_id >= XILINX_VDMA_MAX_CHANS_PER_DEVICE || !xdev->chan[chan_id]) return NULL; return dma_get_slave_channel(&xdev->chan[chan_id]->common); diff --git a/drivers/extcon/extcon-palmas.c b/drivers/extcon/extcon-palmas.c index 841a4b58639543a4d5107dfaab9544b0a5425d37..8b3226dca1d9d25e004bbb2a030a7d77e9ff48d2 100644 --- a/drivers/extcon/extcon-palmas.c +++ b/drivers/extcon/extcon-palmas.c @@ -348,8 +348,7 @@ static int palmas_usb_probe(struct platform_device *pdev) palmas_vbus_irq_handler, IRQF_TRIGGER_FALLING | IRQF_TRIGGER_RISING | - IRQF_ONESHOT | - IRQF_EARLY_RESUME, + IRQF_ONESHOT, "palmas_usb_vbus", palmas_usb); if (status < 0) { diff --git a/drivers/firmware/efi/arm-init.c b/drivers/firmware/efi/arm-init.c index aa1f743152a2fd317a82c8ac7ca3daf36e865b46..8714f8c271babfff5566765605b5429f33bfa5d8 100644 --- a/drivers/firmware/efi/arm-init.c +++ b/drivers/firmware/efi/arm-init.c @@ -203,7 +203,19 @@ void __init efi_init(void) reserve_regions(); early_memunmap(memmap.map, params.mmap_size); - memblock_mark_nomap(params.mmap & PAGE_MASK, - PAGE_ALIGN(params.mmap_size + - (params.mmap & ~PAGE_MASK))); + + if (IS_ENABLED(CONFIG_ARM)) { + /* + * ARM currently does not allow ioremap_cache() to be called on + * memory regions that are covered by struct page. So remove the + * UEFI memory map from the linear mapping. + */ + memblock_mark_nomap(params.mmap & PAGE_MASK, + PAGE_ALIGN(params.mmap_size + + (params.mmap & ~PAGE_MASK))); + } else { + memblock_reserve(params.mmap & PAGE_MASK, + PAGE_ALIGN(params.mmap_size + + (params.mmap & ~PAGE_MASK))); + } } diff --git a/drivers/firmware/qemu_fw_cfg.c b/drivers/firmware/qemu_fw_cfg.c index fedbff55a7f3848872b7d0196086bc0f56caa0c7..815c4a5cae543e228a634eae28241bc6f24ac1ed 100644 --- a/drivers/firmware/qemu_fw_cfg.c +++ b/drivers/firmware/qemu_fw_cfg.c @@ -77,12 +77,28 @@ static inline u16 fw_cfg_sel_endianness(u16 key) static inline void fw_cfg_read_blob(u16 key, void *buf, loff_t pos, size_t count) { + u32 glk; + acpi_status status; + + /* If we have ACPI, ensure mutual exclusion against any potential + * device access by the firmware, e.g. via AML methods: + */ + status = acpi_acquire_global_lock(ACPI_WAIT_FOREVER, &glk); + if (ACPI_FAILURE(status) && status != AE_NOT_CONFIGURED) { + /* Should never get here */ + WARN(1, "fw_cfg_read_blob: Failed to lock ACPI!\n"); + memset(buf, 0, count); + return; + } + mutex_lock(&fw_cfg_dev_lock); iowrite16(fw_cfg_sel_endianness(key), fw_cfg_reg_ctrl); while (pos-- > 0) ioread8(fw_cfg_reg_data); ioread8_rep(fw_cfg_reg_data, buf, count); mutex_unlock(&fw_cfg_dev_lock); + + acpi_release_global_lock(glk); } /* clean up fw_cfg device i/o */ @@ -727,12 +743,18 @@ device_param_cb(mmio, &fw_cfg_cmdline_param_ops, NULL, S_IRUSR); static int __init fw_cfg_sysfs_init(void) { + int ret; + /* create /sys/firmware/qemu_fw_cfg/ top level directory */ fw_cfg_top_ko = kobject_create_and_add("qemu_fw_cfg", firmware_kobj); if (!fw_cfg_top_ko) return -ENOMEM; - return platform_driver_register(&fw_cfg_sysfs_driver); + ret = platform_driver_register(&fw_cfg_sysfs_driver); + if (ret) + fw_cfg_kobj_cleanup(fw_cfg_top_ko); + + return ret; } static void __exit fw_cfg_sysfs_exit(void) diff --git a/drivers/gpio/gpio-menz127.c b/drivers/gpio/gpio-menz127.c index a68e199d579d58c099203886eaabd3479c0e35cf..c5c9599a3a71b3182d2e269fa01173b6cdf570cc 100644 --- a/drivers/gpio/gpio-menz127.c +++ b/drivers/gpio/gpio-menz127.c @@ -37,7 +37,6 @@ struct men_z127_gpio { void __iomem *reg_base; struct mcb_device *mdev; struct resource *mem; - spinlock_t lock; }; static int men_z127_debounce(struct gpio_chip *gc, unsigned gpio, @@ -69,7 +68,7 @@ static int men_z127_debounce(struct gpio_chip *gc, unsigned gpio, debounce /= 50; } - spin_lock(&priv->lock); + spin_lock(&gc->bgpio_lock); db_en = readl(priv->reg_base + MEN_Z127_DBER); @@ -84,7 +83,7 @@ static int men_z127_debounce(struct gpio_chip *gc, unsigned gpio, writel(db_en, priv->reg_base + MEN_Z127_DBER); writel(db_cnt, priv->reg_base + GPIO_TO_DBCNT_REG(gpio)); - spin_unlock(&priv->lock); + spin_unlock(&gc->bgpio_lock); return 0; } @@ -97,7 +96,7 @@ static int men_z127_request(struct gpio_chip *gc, unsigned gpio_pin) if (gpio_pin >= gc->ngpio) return -EINVAL; - spin_lock(&priv->lock); + spin_lock(&gc->bgpio_lock); od_en = readl(priv->reg_base + MEN_Z127_ODER); if (gpiochip_line_is_open_drain(gc, gpio_pin)) @@ -106,7 +105,7 @@ static int men_z127_request(struct gpio_chip *gc, unsigned gpio_pin) od_en &= ~BIT(gpio_pin); writel(od_en, priv->reg_base + MEN_Z127_ODER); - spin_unlock(&priv->lock); + spin_unlock(&gc->bgpio_lock); return 0; } diff --git a/drivers/gpio/gpio-pca953x.c b/drivers/gpio/gpio-pca953x.c index d0d3065a755767dcfeec9108921ac431fc490235..e66084c295fbff18a115927ecc28822aae6b3e63 100644 --- a/drivers/gpio/gpio-pca953x.c +++ b/drivers/gpio/gpio-pca953x.c @@ -18,6 +18,7 @@ #include #include #include +#include #include #include @@ -159,7 +160,7 @@ static int pca953x_write_regs(struct pca953x_chip *chip, int reg, u8 *val) switch (chip->chip_type) { case PCA953X_TYPE: ret = i2c_smbus_write_word_data(chip->client, - reg << 1, (u16) *val); + reg << 1, cpu_to_le16(get_unaligned((u16 *)val))); break; case PCA957X_TYPE: ret = i2c_smbus_write_byte_data(chip->client, reg << 1, diff --git a/drivers/gpio/gpio-pxa.c b/drivers/gpio/gpio-pxa.c index b2b7b78664b8058d9be9314e2298765fe772c0e9..76ac906b4d78d262ab5473771e377c9c244b76b3 100644 --- a/drivers/gpio/gpio-pxa.c +++ b/drivers/gpio/gpio-pxa.c @@ -283,8 +283,8 @@ static int pxa_gpio_direction_output(struct gpio_chip *chip, writel_relaxed(mask, base + (value ? GPSR_OFFSET : GPCR_OFFSET)); ret = pinctrl_gpio_direction_output(chip->base + offset); - if (!ret) - return 0; + if (ret) + return ret; spin_lock_irqsave(&gpio_lock, flags); diff --git a/drivers/gpio/gpio-xgene.c b/drivers/gpio/gpio-xgene.c index c0aa387664bf50bda637a928574c0667f5b76a43..0dc916191689e9f72e4e737157ca1ad4aae7ef5c 100644 --- a/drivers/gpio/gpio-xgene.c +++ b/drivers/gpio/gpio-xgene.c @@ -173,6 +173,11 @@ static int xgene_gpio_probe(struct platform_device *pdev) } res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + if (!res) { + err = -EINVAL; + goto err; + } + gpio->base = devm_ioremap_nocache(&pdev->dev, res->start, resource_size(res)); if (!gpio->base) { diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c index 72065532c1c7bfda9796c55e2d350d2a1da00349..b747c76fd2b1f4f8f1e117b6ce2836525b1166fd 100644 --- a/drivers/gpio/gpiolib.c +++ b/drivers/gpio/gpiolib.c @@ -68,6 +68,7 @@ LIST_HEAD(gpio_devices); static void gpiochip_free_hogs(struct gpio_chip *chip); static void gpiochip_irqchip_remove(struct gpio_chip *gpiochip); +static bool gpiolib_initialized; static inline void desc_set_label(struct gpio_desc *d, const char *label) { @@ -440,9 +441,63 @@ static void gpiodevice_release(struct device *dev) cdev_del(&gdev->chrdev); list_del(&gdev->list); ida_simple_remove(&gpio_ida, gdev->id); + kfree(gdev->label); + kfree(gdev->descs); kfree(gdev); } +static int gpiochip_setup_dev(struct gpio_device *gdev) +{ + int status; + + cdev_init(&gdev->chrdev, &gpio_fileops); + gdev->chrdev.owner = THIS_MODULE; + gdev->chrdev.kobj.parent = &gdev->dev.kobj; + gdev->dev.devt = MKDEV(MAJOR(gpio_devt), gdev->id); + status = cdev_add(&gdev->chrdev, gdev->dev.devt, 1); + if (status < 0) + chip_warn(gdev->chip, "failed to add char device %d:%d\n", + MAJOR(gpio_devt), gdev->id); + else + chip_dbg(gdev->chip, "added GPIO chardev (%d:%d)\n", + MAJOR(gpio_devt), gdev->id); + status = device_add(&gdev->dev); + if (status) + goto err_remove_chardev; + + status = gpiochip_sysfs_register(gdev); + if (status) + goto err_remove_device; + + /* From this point, the .release() function cleans up gpio_device */ + gdev->dev.release = gpiodevice_release; + get_device(&gdev->dev); + pr_debug("%s: registered GPIOs %d to %d on device: %s (%s)\n", + __func__, gdev->base, gdev->base + gdev->ngpio - 1, + dev_name(&gdev->dev), gdev->chip->label ? : "generic"); + + return 0; + +err_remove_device: + device_del(&gdev->dev); +err_remove_chardev: + cdev_del(&gdev->chrdev); + return status; +} + +static void gpiochip_setup_devs(void) +{ + struct gpio_device *gdev; + int err; + + list_for_each_entry(gdev, &gpio_devices, list) { + err = gpiochip_setup_dev(gdev); + if (err) + pr_err("%s: Failed to initialize gpio device (%d)\n", + dev_name(&gdev->dev), err); + } +} + /** * gpiochip_add_data() - register a gpio_chip * @chip: the chip to register, with chip->base initialized @@ -457,6 +512,9 @@ static void gpiodevice_release(struct device *dev) * the gpio framework's arch_initcall(). Otherwise sysfs initialization * for GPIOs will fail rudely. * + * gpiochip_add_data() must only be called after gpiolib initialization, + * ie after core_initcall(). + * * If chip->base is negative, this requests dynamic assignment of * a range of valid GPIOs. */ @@ -504,8 +562,7 @@ int gpiochip_add_data(struct gpio_chip *chip, void *data) else gdev->owner = THIS_MODULE; - gdev->descs = devm_kcalloc(&gdev->dev, chip->ngpio, - sizeof(gdev->descs[0]), GFP_KERNEL); + gdev->descs = kcalloc(chip->ngpio, sizeof(gdev->descs[0]), GFP_KERNEL); if (!gdev->descs) { status = -ENOMEM; goto err_free_gdev; @@ -514,16 +571,16 @@ int gpiochip_add_data(struct gpio_chip *chip, void *data) if (chip->ngpio == 0) { chip_err(chip, "tried to insert a GPIO chip with zero lines\n"); status = -EINVAL; - goto err_free_gdev; + goto err_free_descs; } if (chip->label) - gdev->label = devm_kstrdup(&gdev->dev, chip->label, GFP_KERNEL); + gdev->label = kstrdup(chip->label, GFP_KERNEL); else - gdev->label = devm_kstrdup(&gdev->dev, "unknown", GFP_KERNEL); + gdev->label = kstrdup("unknown", GFP_KERNEL); if (!gdev->label) { status = -ENOMEM; - goto err_free_gdev; + goto err_free_descs; } gdev->ngpio = chip->ngpio; @@ -543,7 +600,7 @@ int gpiochip_add_data(struct gpio_chip *chip, void *data) if (base < 0) { status = base; spin_unlock_irqrestore(&gpio_lock, flags); - goto err_free_gdev; + goto err_free_label; } /* * TODO: it should not be necessary to reflect the assigned @@ -558,7 +615,7 @@ int gpiochip_add_data(struct gpio_chip *chip, void *data) status = gpiodev_add_to_list(gdev); if (status) { spin_unlock_irqrestore(&gpio_lock, flags); - goto err_free_gdev; + goto err_free_label; } for (i = 0; i < chip->ngpio; i++) { @@ -596,39 +653,16 @@ int gpiochip_add_data(struct gpio_chip *chip, void *data) * we get a device node entry in sysfs under * /sys/bus/gpio/devices/gpiochipN/dev that can be used for * coldplug of device nodes and other udev business. + * We can do this only if gpiolib has been initialized. + * Otherwise, defer until later. */ - cdev_init(&gdev->chrdev, &gpio_fileops); - gdev->chrdev.owner = THIS_MODULE; - gdev->chrdev.kobj.parent = &gdev->dev.kobj; - gdev->dev.devt = MKDEV(MAJOR(gpio_devt), gdev->id); - status = cdev_add(&gdev->chrdev, gdev->dev.devt, 1); - if (status < 0) - chip_warn(chip, "failed to add char device %d:%d\n", - MAJOR(gpio_devt), gdev->id); - else - chip_dbg(chip, "added GPIO chardev (%d:%d)\n", - MAJOR(gpio_devt), gdev->id); - status = device_add(&gdev->dev); - if (status) - goto err_remove_chardev; - - status = gpiochip_sysfs_register(gdev); - if (status) - goto err_remove_device; - - /* From this point, the .release() function cleans up gpio_device */ - gdev->dev.release = gpiodevice_release; - get_device(&gdev->dev); - pr_debug("%s: registered GPIOs %d to %d on device: %s (%s)\n", - __func__, gdev->base, gdev->base + gdev->ngpio - 1, - dev_name(&gdev->dev), chip->label ? : "generic"); - + if (gpiolib_initialized) { + status = gpiochip_setup_dev(gdev); + if (status) + goto err_remove_chip; + } return 0; -err_remove_device: - device_del(&gdev->dev); -err_remove_chardev: - cdev_del(&gdev->chrdev); err_remove_chip: acpi_gpiochip_remove(chip); gpiochip_free_hogs(chip); @@ -637,6 +671,10 @@ int gpiochip_add_data(struct gpio_chip *chip, void *data) spin_lock_irqsave(&gpio_lock, flags); list_del(&gdev->list); spin_unlock_irqrestore(&gpio_lock, flags); +err_free_label: + kfree(gdev->label); +err_free_descs: + kfree(gdev->descs); err_free_gdev: ida_simple_remove(&gpio_ida, gdev->id); /* failures here can mean systems won't boot... */ @@ -2231,9 +2269,11 @@ static struct gpio_desc *of_find_gpio(struct device *dev, const char *con_id, return desc; } -static struct gpio_desc *acpi_find_gpio(struct device *dev, const char *con_id, +static struct gpio_desc *acpi_find_gpio(struct device *dev, + const char *con_id, unsigned int idx, - enum gpio_lookup_flags *flags) + enum gpiod_flags flags, + enum gpio_lookup_flags *lookupflags) { struct acpi_device *adev = ACPI_COMPANION(dev); struct acpi_gpio_info info; @@ -2264,10 +2304,16 @@ static struct gpio_desc *acpi_find_gpio(struct device *dev, const char *con_id, desc = acpi_get_gpiod_by_index(adev, NULL, idx, &info); if (IS_ERR(desc)) return desc; + + if ((flags == GPIOD_OUT_LOW || flags == GPIOD_OUT_HIGH) && + info.gpioint) { + dev_dbg(dev, "refusing GpioInt() entry when doing GPIOD_OUT_* lookup\n"); + return ERR_PTR(-ENOENT); + } } if (info.polarity == GPIO_ACTIVE_LOW) - *flags |= GPIO_ACTIVE_LOW; + *lookupflags |= GPIO_ACTIVE_LOW; return desc; } @@ -2530,7 +2576,7 @@ struct gpio_desc *__must_check gpiod_get_index(struct device *dev, desc = of_find_gpio(dev, con_id, idx, &lookupflags); } else if (ACPI_COMPANION(dev)) { dev_dbg(dev, "using ACPI for GPIO lookup\n"); - desc = acpi_find_gpio(dev, con_id, idx, &lookupflags); + desc = acpi_find_gpio(dev, con_id, idx, flags, &lookupflags); } } @@ -2829,6 +2875,9 @@ static int __init gpiolib_dev_init(void) if (ret < 0) { pr_err("gpiolib: failed to allocate char dev region\n"); bus_unregister(&gpio_bus_type); + } else { + gpiolib_initialized = true; + gpiochip_setup_devs(); } return ret; } diff --git a/drivers/gpu/drm/amd/acp/Kconfig b/drivers/gpu/drm/amd/acp/Kconfig index 0f734ee0527434b09feeb2be24c5da005b4b2a16..ca77ec10147c4b30c47bb41c5444becfc796b117 100644 --- a/drivers/gpu/drm/amd/acp/Kconfig +++ b/drivers/gpu/drm/amd/acp/Kconfig @@ -1,10 +1,14 @@ -menu "ACP Configuration" +menu "ACP (Audio CoProcessor) Configuration" config DRM_AMD_ACP - bool "Enable ACP IP support" + bool "Enable AMD Audio CoProcessor IP support" select MFD_CORE select PM_GENERIC_DOMAINS if PM help Choose this option to enable ACP IP support for AMD SOCs. + This adds the ACP (Audio CoProcessor) IP driver and wires + it up into the amdgpu driver. The ACP block provides the DMA + engine for the i2s-based ALSA driver. It is required for audio + on APUs which utilize an i2s codec. endmenu diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h index c4a21c6428f5f526289c1da50b77d4a77157fe60..b77489dec6e8ce86cc8c283191fee6a49069f781 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h @@ -1591,6 +1591,7 @@ struct amdgpu_uvd { struct amdgpu_bo *vcpu_bo; void *cpu_addr; uint64_t gpu_addr; + void *saved_bo; atomic_t handles[AMDGPU_MAX_UVD_HANDLES]; struct drm_file *filp[AMDGPU_MAX_UVD_HANDLES]; struct delayed_work idle_work; @@ -2033,6 +2034,7 @@ struct amdgpu_device { /* tracking pinned memory */ u64 vram_pin_size; + u64 invisible_pin_size; u64 gart_pin_size; /* amdkfd interface */ diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c index 7a4b101e10c63564aa3b0b8fffc638c171c1d199..6043dc7c3a94d75350a6e8760376b772f0fc4baf 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c @@ -816,10 +816,13 @@ static int amdgpu_cgs_get_active_displays_info(void *cgs_device, struct drm_device *ddev = adev->ddev; struct drm_crtc *crtc; uint32_t line_time_us, vblank_lines; + struct cgs_mode_info *mode_info; if (info == NULL) return -EINVAL; + mode_info = info->mode_info; + if (adev->mode_info.num_crtc && adev->mode_info.mode_config_initialized) { list_for_each_entry(crtc, &ddev->mode_config.crtc_list, head) { @@ -828,7 +831,7 @@ static int amdgpu_cgs_get_active_displays_info(void *cgs_device, info->active_display_mask |= (1 << amdgpu_crtc->crtc_id); info->display_count++; } - if (info->mode_info != NULL && + if (mode_info != NULL && crtc->enabled && amdgpu_crtc->enabled && amdgpu_crtc->hw_mode.clock) { line_time_us = (amdgpu_crtc->hw_mode.crtc_htotal * 1000) / @@ -836,10 +839,10 @@ static int amdgpu_cgs_get_active_displays_info(void *cgs_device, vblank_lines = amdgpu_crtc->hw_mode.crtc_vblank_end - amdgpu_crtc->hw_mode.crtc_vdisplay + (amdgpu_crtc->v_border * 2); - info->mode_info->vblank_time_us = vblank_lines * line_time_us; - info->mode_info->refresh_rate = drm_mode_vrefresh(&amdgpu_crtc->hw_mode); - info->mode_info->ref_clock = adev->clock.spll.reference_freq; - info->mode_info++; + mode_info->vblank_time_us = vblank_lines * line_time_us; + mode_info->refresh_rate = drm_mode_vrefresh(&amdgpu_crtc->hw_mode); + mode_info->ref_clock = adev->clock.spll.reference_freq; + mode_info = NULL; } } } @@ -847,6 +850,16 @@ static int amdgpu_cgs_get_active_displays_info(void *cgs_device, return 0; } + +static int amdgpu_cgs_notify_dpm_enabled(void *cgs_device, bool enabled) +{ + CGS_FUNC_ADEV; + + adev->pm.dpm_enabled = enabled; + + return 0; +} + /** \brief evaluate acpi namespace object, handle or pathname must be valid * \param cgs_device * \param info input/output arguments for the control method @@ -1097,6 +1110,7 @@ static const struct cgs_ops amdgpu_cgs_ops = { amdgpu_cgs_set_powergating_state, amdgpu_cgs_set_clockgating_state, amdgpu_cgs_get_active_displays_info, + amdgpu_cgs_notify_dpm_enabled, amdgpu_cgs_call_acpi_method, amdgpu_cgs_query_system_info, }; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c index f0ed974bd4e090f65881d5f3604475d7e44f38ee..3fb405b3a61457e4622dfe4b788ac3925d088f4a 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c @@ -57,7 +57,7 @@ static bool amdgpu_flip_handle_fence(struct amdgpu_flip_work *work, if (!fence_add_callback(fence, &work->cb, amdgpu_flip_callback)) return true; - fence_put(*f); + fence_put(fence); return false; } diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c index 4303b447efe898145433985079a6cd10273acc81..d81f1f4883a6c4b1adff92ba0c32b52f1999b2fd 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c @@ -121,7 +121,7 @@ int amdgpu_fence_emit(struct amdgpu_ring *ring, struct fence **f) { struct amdgpu_device *adev = ring->adev; struct amdgpu_fence *fence; - struct fence **ptr; + struct fence *old, **ptr; uint32_t seq; fence = kmem_cache_alloc(amdgpu_fence_slab, GFP_KERNEL); @@ -141,7 +141,11 @@ int amdgpu_fence_emit(struct amdgpu_ring *ring, struct fence **f) /* This function can't be called concurrently anyway, otherwise * emitting the fence would mess up the hardware ring buffer. */ - BUG_ON(rcu_dereference_protected(*ptr, 1)); + old = rcu_dereference_protected(*ptr, 1); + if (old && !fence_is_signaled(old)) { + DRM_INFO("rcu slot is busy\n"); + fence_wait(old, false); + } rcu_assign_pointer(*ptr, fence_get(&fence->base)); diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c index f594cfaa97e513f0bc6d436e26430abc8783e5ce..762cfdb85147471855418fff997877951d4aca6d 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c @@ -219,6 +219,8 @@ int amdgpu_irq_init(struct amdgpu_device *adev) if (r) { return r; } + adev->ddev->vblank_disable_allowed = true; + /* enable msi */ adev->irq.msi_enabled = false; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c index 7805a8706af7bfb9cde33e30a5761db9eab0abd4..aef70db168329fc7c5db57a1c730fc48c35f1b6e 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c @@ -382,8 +382,9 @@ static int amdgpu_info_ioctl(struct drm_device *dev, void *data, struct drm_file struct drm_amdgpu_info_vram_gtt vram_gtt; vram_gtt.vram_size = adev->mc.real_vram_size; + vram_gtt.vram_size -= adev->vram_pin_size; vram_gtt.vram_cpu_accessible_size = adev->mc.visible_vram_size; - vram_gtt.vram_cpu_accessible_size -= adev->vram_pin_size; + vram_gtt.vram_cpu_accessible_size -= (adev->vram_pin_size - adev->invisible_pin_size); vram_gtt.gtt_size = adev->mc.gtt_size; vram_gtt.gtt_size -= adev->gart_pin_size; return copy_to_user(out, &vram_gtt, diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c index 151a2d42c639c95f9c15eaec58873fdc340cdbb2..e557fc1f17c8becfb3ddae209942326d05d5a884 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c @@ -424,9 +424,11 @@ int amdgpu_bo_pin_restricted(struct amdgpu_bo *bo, u32 domain, bo->pin_count = 1; if (gpu_addr != NULL) *gpu_addr = amdgpu_bo_gpu_offset(bo); - if (domain == AMDGPU_GEM_DOMAIN_VRAM) + if (domain == AMDGPU_GEM_DOMAIN_VRAM) { bo->adev->vram_pin_size += amdgpu_bo_size(bo); - else + if (bo->flags & AMDGPU_GEM_CREATE_NO_CPU_ACCESS) + bo->adev->invisible_pin_size += amdgpu_bo_size(bo); + } else bo->adev->gart_pin_size += amdgpu_bo_size(bo); } else { dev_err(bo->adev->dev, "%p pin failed\n", bo); @@ -456,9 +458,11 @@ int amdgpu_bo_unpin(struct amdgpu_bo *bo) } r = ttm_bo_validate(&bo->tbo, &bo->placement, false, false); if (likely(r == 0)) { - if (bo->tbo.mem.mem_type == TTM_PL_VRAM) + if (bo->tbo.mem.mem_type == TTM_PL_VRAM) { bo->adev->vram_pin_size -= amdgpu_bo_size(bo); - else + if (bo->flags & AMDGPU_GEM_CREATE_NO_CPU_ACCESS) + bo->adev->invisible_pin_size -= amdgpu_bo_size(bo); + } else bo->adev->gart_pin_size -= amdgpu_bo_size(bo); } else { dev_err(bo->adev->dev, "%p validate failed for unpin\n", bo); @@ -476,6 +480,17 @@ int amdgpu_bo_evict_vram(struct amdgpu_device *adev) return ttm_bo_evict_mm(&adev->mman.bdev, TTM_PL_VRAM); } +static const char *amdgpu_vram_names[] = { + "UNKNOWN", + "GDDR1", + "DDR2", + "GDDR3", + "GDDR4", + "GDDR5", + "HBM", + "DDR3" +}; + int amdgpu_bo_init(struct amdgpu_device *adev) { /* Add an MTRR for the VRAM */ @@ -484,8 +499,8 @@ int amdgpu_bo_init(struct amdgpu_device *adev) DRM_INFO("Detected VRAM RAM=%lluM, BAR=%lluM\n", adev->mc.mc_vram_size >> 20, (unsigned long long)adev->mc.aper_size >> 20); - DRM_INFO("RAM width %dbits DDR\n", - adev->mc.vram_width); + DRM_INFO("RAM width %dbits %s\n", + adev->mc.vram_width, amdgpu_vram_names[adev->mc.vram_type]); return amdgpu_ttm_init(adev); } @@ -608,6 +623,10 @@ int amdgpu_bo_fault_reserve_notify(struct ttm_buffer_object *bo) if ((offset + size) <= adev->mc.visible_vram_size) return 0; + /* Can't move a pinned BO to visible VRAM */ + if (abo->pin_count > 0) + return -EINVAL; + /* hurrah the memory is not visible ! */ amdgpu_ttm_placement_from_domain(abo, AMDGPU_GEM_DOMAIN_VRAM); lpfn = adev->mc.visible_vram_size >> PAGE_SHIFT; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_powerplay.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_powerplay.c index 3cb6d6c413c71b0207fe1766d26ca190a083e880..e9c6ae6ed2f73357d762f9aa75406c010238dd4a 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_powerplay.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_powerplay.c @@ -143,7 +143,7 @@ static int amdgpu_pp_late_init(void *handle) adev->powerplay.pp_handle); #ifdef CONFIG_DRM_AMD_POWERPLAY - if (adev->pp_enabled) { + if (adev->pp_enabled && adev->pm.dpm_enabled) { amdgpu_pm_sysfs_init(adev); amdgpu_dpm_dispatch_task(adev, AMD_PP_EVENT_COMPLETE_INIT, NULL, NULL); } @@ -161,12 +161,8 @@ static int amdgpu_pp_sw_init(void *handle) adev->powerplay.pp_handle); #ifdef CONFIG_DRM_AMD_POWERPLAY - if (adev->pp_enabled) { - if (amdgpu_dpm == 0) - adev->pm.dpm_enabled = false; - else - adev->pm.dpm_enabled = true; - } + if (adev->pp_enabled) + adev->pm.dpm_enabled = true; #endif return ret; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c index ab34190859a8d709b54bbfe6bb63178a25c24fe0..6f3369de232fe5f545382a6cc2ca528bdf8c1026 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c @@ -384,9 +384,15 @@ static int amdgpu_bo_move(struct ttm_buffer_object *bo, struct ttm_mem_reg *new_mem) { struct amdgpu_device *adev; + struct amdgpu_bo *abo; struct ttm_mem_reg *old_mem = &bo->mem; int r; + /* Can't move a pinned BO */ + abo = container_of(bo, struct amdgpu_bo, tbo); + if (WARN_ON_ONCE(abo->pin_count > 0)) + return -EINVAL; + adev = amdgpu_get_adev(bo->bdev); if (old_mem->mem_type == TTM_PL_SYSTEM && bo->ttm == NULL) { amdgpu_move_null(bo, new_mem); @@ -616,7 +622,7 @@ static void amdgpu_ttm_tt_unpin_userptr(struct ttm_tt *ttm) set_page_dirty(page); mark_page_accessed(page); - page_cache_release(page); + put_page(page); } sg_free_table(ttm->sg); diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c index c1a5810444174522193111d9a41ff26d6fc0eb16..338da80006b66ced7671b5ed63fabb02750355ba 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c @@ -241,32 +241,28 @@ int amdgpu_uvd_sw_fini(struct amdgpu_device *adev) int amdgpu_uvd_suspend(struct amdgpu_device *adev) { - struct amdgpu_ring *ring = &adev->uvd.ring; - int i, r; + unsigned size; + void *ptr; + int i; if (adev->uvd.vcpu_bo == NULL) return 0; - for (i = 0; i < AMDGPU_MAX_UVD_HANDLES; ++i) { - uint32_t handle = atomic_read(&adev->uvd.handles[i]); - if (handle != 0) { - struct fence *fence; + for (i = 0; i < AMDGPU_MAX_UVD_HANDLES; ++i) + if (atomic_read(&adev->uvd.handles[i])) + break; - amdgpu_uvd_note_usage(adev); + if (i == AMDGPU_MAX_UVD_HANDLES) + return 0; - r = amdgpu_uvd_get_destroy_msg(ring, handle, false, &fence); - if (r) { - DRM_ERROR("Error destroying UVD (%d)!\n", r); - continue; - } + size = amdgpu_bo_size(adev->uvd.vcpu_bo); + ptr = adev->uvd.cpu_addr; - fence_wait(fence, false); - fence_put(fence); + adev->uvd.saved_bo = kmalloc(size, GFP_KERNEL); + if (!adev->uvd.saved_bo) + return -ENOMEM; - adev->uvd.filp[i] = NULL; - atomic_set(&adev->uvd.handles[i], 0); - } - } + memcpy(adev->uvd.saved_bo, ptr, size); return 0; } @@ -275,23 +271,29 @@ int amdgpu_uvd_resume(struct amdgpu_device *adev) { unsigned size; void *ptr; - const struct common_firmware_header *hdr; - unsigned offset; if (adev->uvd.vcpu_bo == NULL) return -EINVAL; - hdr = (const struct common_firmware_header *)adev->uvd.fw->data; - offset = le32_to_cpu(hdr->ucode_array_offset_bytes); - memcpy(adev->uvd.cpu_addr, (adev->uvd.fw->data) + offset, - (adev->uvd.fw->size) - offset); - size = amdgpu_bo_size(adev->uvd.vcpu_bo); - size -= le32_to_cpu(hdr->ucode_size_bytes); ptr = adev->uvd.cpu_addr; - ptr += le32_to_cpu(hdr->ucode_size_bytes); - memset(ptr, 0, size); + if (adev->uvd.saved_bo != NULL) { + memcpy(ptr, adev->uvd.saved_bo, size); + kfree(adev->uvd.saved_bo); + adev->uvd.saved_bo = NULL; + } else { + const struct common_firmware_header *hdr; + unsigned offset; + + hdr = (const struct common_firmware_header *)adev->uvd.fw->data; + offset = le32_to_cpu(hdr->ucode_array_offset_bytes); + memcpy(adev->uvd.cpu_addr, (adev->uvd.fw->data) + offset, + (adev->uvd.fw->size) - offset); + size -= le32_to_cpu(hdr->ucode_size_bytes); + ptr += le32_to_cpu(hdr->ucode_size_bytes); + memset(ptr, 0, size); + } return 0; } diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c index 82ce7d9438843283d6afd1d7eb764fb26de266ae..05b0353d3880092271da1115007ae7ce91e4e69b 100644 --- a/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c @@ -903,14 +903,6 @@ static int gmc_v7_0_early_init(void *handle) gmc_v7_0_set_gart_funcs(adev); gmc_v7_0_set_irq_funcs(adev); - if (adev->flags & AMD_IS_APU) { - adev->mc.vram_type = AMDGPU_VRAM_TYPE_UNKNOWN; - } else { - u32 tmp = RREG32(mmMC_SEQ_MISC0); - tmp &= MC_SEQ_MISC0__MT__MASK; - adev->mc.vram_type = gmc_v7_0_convert_vram_type(tmp); - } - return 0; } @@ -927,6 +919,14 @@ static int gmc_v7_0_sw_init(void *handle) int dma_bits; struct amdgpu_device *adev = (struct amdgpu_device *)handle; + if (adev->flags & AMD_IS_APU) { + adev->mc.vram_type = AMDGPU_VRAM_TYPE_UNKNOWN; + } else { + u32 tmp = RREG32(mmMC_SEQ_MISC0); + tmp &= MC_SEQ_MISC0__MT__MASK; + adev->mc.vram_type = gmc_v7_0_convert_vram_type(tmp); + } + r = amdgpu_irq_add_id(adev, 146, &adev->mc.vm_fault); if (r) return r; diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c index 29bd7b57dc912be1b33fdc06ce7ab8944527c804..02deb322940565baa6d1d3e3f648fe7cf152e6aa 100644 --- a/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c @@ -863,14 +863,6 @@ static int gmc_v8_0_early_init(void *handle) gmc_v8_0_set_gart_funcs(adev); gmc_v8_0_set_irq_funcs(adev); - if (adev->flags & AMD_IS_APU) { - adev->mc.vram_type = AMDGPU_VRAM_TYPE_UNKNOWN; - } else { - u32 tmp = RREG32(mmMC_SEQ_MISC0); - tmp &= MC_SEQ_MISC0__MT__MASK; - adev->mc.vram_type = gmc_v8_0_convert_vram_type(tmp); - } - return 0; } @@ -881,12 +873,27 @@ static int gmc_v8_0_late_init(void *handle) return amdgpu_irq_get(adev, &adev->mc.vm_fault, 0); } +#define mmMC_SEQ_MISC0_FIJI 0xA71 + static int gmc_v8_0_sw_init(void *handle) { int r; int dma_bits; struct amdgpu_device *adev = (struct amdgpu_device *)handle; + if (adev->flags & AMD_IS_APU) { + adev->mc.vram_type = AMDGPU_VRAM_TYPE_UNKNOWN; + } else { + u32 tmp; + + if (adev->asic_type == CHIP_FIJI) + tmp = RREG32(mmMC_SEQ_MISC0_FIJI); + else + tmp = RREG32(mmMC_SEQ_MISC0); + tmp &= MC_SEQ_MISC0__MT__MASK; + adev->mc.vram_type = gmc_v8_0_convert_vram_type(tmp); + } + r = amdgpu_irq_add_id(adev, 146, &adev->mc.vm_fault); if (r) return r; diff --git a/drivers/gpu/drm/amd/amdgpu/tonga_ih.c b/drivers/gpu/drm/amd/amdgpu/tonga_ih.c index b6f7d7bff92989737511e8cc20452b6eecf89f05..0f14199cf716e157aa5638b7adebc041958225ac 100644 --- a/drivers/gpu/drm/amd/amdgpu/tonga_ih.c +++ b/drivers/gpu/drm/amd/amdgpu/tonga_ih.c @@ -307,7 +307,7 @@ static int tonga_ih_sw_fini(void *handle) amdgpu_irq_fini(adev); amdgpu_ih_ring_fini(adev); - amdgpu_irq_add_domain(adev); + amdgpu_irq_remove_domain(adev); return 0; } diff --git a/drivers/gpu/drm/amd/amdgpu/uvd_v4_2.c b/drivers/gpu/drm/amd/amdgpu/uvd_v4_2.c index c606ccb38d8b98bd8e05fd588352102cd3601cbc..cb463753115b8d4f8266464a9d69956be21a5750 100644 --- a/drivers/gpu/drm/amd/amdgpu/uvd_v4_2.c +++ b/drivers/gpu/drm/amd/amdgpu/uvd_v4_2.c @@ -224,11 +224,11 @@ static int uvd_v4_2_suspend(void *handle) int r; struct amdgpu_device *adev = (struct amdgpu_device *)handle; - r = amdgpu_uvd_suspend(adev); + r = uvd_v4_2_hw_fini(adev); if (r) return r; - r = uvd_v4_2_hw_fini(adev); + r = amdgpu_uvd_suspend(adev); if (r) return r; diff --git a/drivers/gpu/drm/amd/amdgpu/uvd_v5_0.c b/drivers/gpu/drm/amd/amdgpu/uvd_v5_0.c index e3c852d9d79a45285c0dcb9445e43896be763eae..16476d80f475a77c17ae4bb8a5f60aa05c4562c8 100644 --- a/drivers/gpu/drm/amd/amdgpu/uvd_v5_0.c +++ b/drivers/gpu/drm/amd/amdgpu/uvd_v5_0.c @@ -220,11 +220,11 @@ static int uvd_v5_0_suspend(void *handle) int r; struct amdgpu_device *adev = (struct amdgpu_device *)handle; - r = amdgpu_uvd_suspend(adev); + r = uvd_v5_0_hw_fini(adev); if (r) return r; - r = uvd_v5_0_hw_fini(adev); + r = amdgpu_uvd_suspend(adev); if (r) return r; diff --git a/drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c b/drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c index 3375e614ac67121f5832f56e0e480a1166601481..d49379145ef22e8468866a1b60bb17d40ebb5e70 100644 --- a/drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c +++ b/drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c @@ -214,15 +214,16 @@ static int uvd_v6_0_suspend(void *handle) int r; struct amdgpu_device *adev = (struct amdgpu_device *)handle; + r = uvd_v6_0_hw_fini(adev); + if (r) + return r; + /* Skip this for APU for now */ if (!(adev->flags & AMD_IS_APU)) { r = amdgpu_uvd_suspend(adev); if (r) return r; } - r = uvd_v6_0_hw_fini(adev); - if (r) - return r; return r; } diff --git a/drivers/gpu/drm/amd/include/cgs_common.h b/drivers/gpu/drm/amd/include/cgs_common.h index aec38fc3834f9d867b4477c2f1d1d1166285f1fe..ab84d494724774d77100756c85c6d2a689b25516 100644 --- a/drivers/gpu/drm/amd/include/cgs_common.h +++ b/drivers/gpu/drm/amd/include/cgs_common.h @@ -589,6 +589,8 @@ typedef int(*cgs_get_active_displays_info)( void *cgs_device, struct cgs_display_info *info); +typedef int (*cgs_notify_dpm_enabled)(void *cgs_device, bool enabled); + typedef int (*cgs_call_acpi_method)(void *cgs_device, uint32_t acpi_method, uint32_t acpi_function, @@ -644,6 +646,8 @@ struct cgs_ops { cgs_set_clockgating_state set_clockgating_state; /* display manager */ cgs_get_active_displays_info get_active_displays_info; + /* notify dpm enabled */ + cgs_notify_dpm_enabled notify_dpm_enabled; /* ACPI */ cgs_call_acpi_method call_acpi_method; /* get system info */ @@ -734,8 +738,12 @@ struct cgs_device CGS_CALL(set_powergating_state, dev, block_type, state) #define cgs_set_clockgating_state(dev, block_type, state) \ CGS_CALL(set_clockgating_state, dev, block_type, state) +#define cgs_notify_dpm_enabled(dev, enabled) \ + CGS_CALL(notify_dpm_enabled, dev, enabled) + #define cgs_get_active_displays_info(dev, info) \ CGS_CALL(get_active_displays_info, dev, info) + #define cgs_call_acpi_method(dev, acpi_method, acpi_function, pintput, poutput, output_count, input_size, output_size) \ CGS_CALL(call_acpi_method, dev, acpi_method, acpi_function, pintput, poutput, output_count, input_size, output_size) #define cgs_query_system_info(dev, sys_info) \ diff --git a/drivers/gpu/drm/amd/powerplay/eventmgr/eventactionchains.c b/drivers/gpu/drm/amd/powerplay/eventmgr/eventactionchains.c index 6b52c78cb404870ae019b3cd262f7d9711b590b3..56856a2864d108c89cb2a961398f8f3613159fcc 100644 --- a/drivers/gpu/drm/amd/powerplay/eventmgr/eventactionchains.c +++ b/drivers/gpu/drm/amd/powerplay/eventmgr/eventactionchains.c @@ -137,14 +137,14 @@ static const pem_event_action *resume_event[] = { reset_display_configCounter_tasks, update_dal_configuration_tasks, vari_bright_resume_tasks, - block_adjust_power_state_tasks, setup_asic_tasks, enable_stutter_mode_tasks, /*must do this in boot state and before SMC is started */ enable_dynamic_state_management_tasks, enable_clock_power_gatings_tasks, enable_disable_bapm_tasks, initialize_thermal_controller_tasks, - reset_boot_state_tasks, + get_2d_performance_state_tasks, + set_performance_state_tasks, adjust_power_state_tasks, enable_disable_fps_tasks, notify_hw_power_source_tasks, diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/fiji_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/fiji_hwmgr.c index 51dedf84623c6b7473e3c753143e95fa7791e1e8..89f31bc5b68b9e061d31a2fb2494c7e4f60d276f 100644 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/fiji_hwmgr.c +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/fiji_hwmgr.c @@ -2389,6 +2389,7 @@ static int fiji_populate_smc_vce_level(struct pp_hwmgr *hwmgr, for(count = 0; count < table->VceLevelCount; count++) { table->VceLevel[count].Frequency = mm_table->entries[count].eclk; + table->VceLevel[count].MinVoltage = 0; table->VceLevel[count].MinVoltage |= (mm_table->entries[count].vddc * VOLTAGE_SCALE) << VDDC_SHIFT; table->VceLevel[count].MinVoltage |= @@ -2465,6 +2466,7 @@ static int fiji_populate_smc_samu_level(struct pp_hwmgr *hwmgr, for (count = 0; count < table->SamuLevelCount; count++) { /* not sure whether we need evclk or not */ + table->SamuLevel[count].MinVoltage = 0; table->SamuLevel[count].Frequency = mm_table->entries[count].samclock; table->SamuLevel[count].MinVoltage |= (mm_table->entries[count].vddc * VOLTAGE_SCALE) << VDDC_SHIFT; @@ -2562,6 +2564,7 @@ static int fiji_populate_smc_uvd_level(struct pp_hwmgr *hwmgr, table->UvdBootLevel = 0; for (count = 0; count < table->UvdLevelCount; count++) { + table->UvdLevel[count].MinVoltage = 0; table->UvdLevel[count].VclkFrequency = mm_table->entries[count].vclk; table->UvdLevel[count].DclkFrequency = mm_table->entries[count].dclk; table->UvdLevel[count].MinVoltage |= (mm_table->entries[count].vddc * @@ -2900,6 +2903,8 @@ static int fiji_init_smc_table(struct pp_hwmgr *hwmgr) if(FIJI_VOLTAGE_CONTROL_NONE != data->voltage_control) fiji_populate_smc_voltage_tables(hwmgr, table); + table->SystemFlags = 0; + if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, PHM_PlatformCaps_AutomaticDCTransition)) table->SystemFlags |= PPSMC_SYSTEMFLAG_GPIO_DC; @@ -2997,6 +3002,7 @@ static int fiji_init_smc_table(struct pp_hwmgr *hwmgr) table->MemoryThermThrottleEnable = 1; table->PCIeBootLinkLevel = 0; /* 0:Gen1 1:Gen2 2:Gen3*/ table->PCIeGenInterval = 1; + table->VRConfig = 0; result = fiji_populate_vr_config(hwmgr, table); PP_ASSERT_WITH_CODE(0 == result, @@ -5195,6 +5201,67 @@ static int fiji_print_clock_levels(struct pp_hwmgr *hwmgr, return size; } +static inline bool fiji_are_power_levels_equal(const struct fiji_performance_level *pl1, + const struct fiji_performance_level *pl2) +{ + return ((pl1->memory_clock == pl2->memory_clock) && + (pl1->engine_clock == pl2->engine_clock) && + (pl1->pcie_gen == pl2->pcie_gen) && + (pl1->pcie_lane == pl2->pcie_lane)); +} + +int fiji_check_states_equal(struct pp_hwmgr *hwmgr, const struct pp_hw_power_state *pstate1, const struct pp_hw_power_state *pstate2, bool *equal) +{ + const struct fiji_power_state *psa = cast_const_phw_fiji_power_state(pstate1); + const struct fiji_power_state *psb = cast_const_phw_fiji_power_state(pstate2); + int i; + + if (equal == NULL || psa == NULL || psb == NULL) + return -EINVAL; + + /* If the two states don't even have the same number of performance levels they cannot be the same state. */ + if (psa->performance_level_count != psb->performance_level_count) { + *equal = false; + return 0; + } + + for (i = 0; i < psa->performance_level_count; i++) { + if (!fiji_are_power_levels_equal(&(psa->performance_levels[i]), &(psb->performance_levels[i]))) { + /* If we have found even one performance level pair that is different the states are different. */ + *equal = false; + return 0; + } + } + + /* If all performance levels are the same try to use the UVD clocks to break the tie.*/ + *equal = ((psa->uvd_clks.vclk == psb->uvd_clks.vclk) && (psa->uvd_clks.dclk == psb->uvd_clks.dclk)); + *equal &= ((psa->vce_clks.evclk == psb->vce_clks.evclk) && (psa->vce_clks.ecclk == psb->vce_clks.ecclk)); + *equal &= (psa->sclk_threshold == psb->sclk_threshold); + *equal &= (psa->acp_clk == psb->acp_clk); + + return 0; +} + +bool fiji_check_smc_update_required_for_display_configuration(struct pp_hwmgr *hwmgr) +{ + struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); + bool is_update_required = false; + struct cgs_display_info info = {0,0,NULL}; + + cgs_get_active_displays_info(hwmgr->device, &info); + + if (data->display_timing.num_existing_displays != info.display_count) + is_update_required = true; +/* TO DO NEED TO GET DEEP SLEEP CLOCK FROM DAL + if (phm_cap_enabled(hwmgr->hwmgr->platform_descriptor.platformCaps, PHM_PlatformCaps_SclkDeepSleep)) { + cgs_get_min_clock_settings(hwmgr->device, &min_clocks); + if(min_clocks.engineClockInSR != data->display_timing.minClockInSR) + is_update_required = true; +*/ + return is_update_required; +} + + static const struct pp_hwmgr_func fiji_hwmgr_funcs = { .backend_init = &fiji_hwmgr_backend_init, .backend_fini = &tonga_hwmgr_backend_fini, @@ -5230,6 +5297,8 @@ static const struct pp_hwmgr_func fiji_hwmgr_funcs = { .register_internal_thermal_interrupt = fiji_register_internal_thermal_interrupt, .set_fan_control_mode = fiji_set_fan_control_mode, .get_fan_control_mode = fiji_get_fan_control_mode, + .check_states_equal = fiji_check_states_equal, + .check_smc_update_required_for_display_configuration = fiji_check_smc_update_required_for_display_configuration, .get_pp_table = fiji_get_pp_table, .set_pp_table = fiji_set_pp_table, .force_clock_level = fiji_force_clock_level, diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/hardwaremanager.c b/drivers/gpu/drm/amd/powerplay/hwmgr/hardwaremanager.c index be31bed2538ade909b95b4cc95c6c24602466c35..fa208ada689219f4eb072ebb5e655e0a03cc9ab7 100644 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/hardwaremanager.c +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/hardwaremanager.c @@ -58,6 +58,9 @@ void phm_init_dynamic_caps(struct pp_hwmgr *hwmgr) phm_cap_unset(hwmgr->platform_descriptor.platformCaps, PHM_PlatformCaps_VpuRecoveryInProgress); + phm_cap_set(hwmgr->platform_descriptor.platformCaps, PHM_PlatformCaps_UVDDPM); + phm_cap_set(hwmgr->platform_descriptor.platformCaps, PHM_PlatformCaps_VCEDPM); + if (acpi_atcs_functions_supported(hwmgr->device, ATCS_FUNCTION_PCIE_PERFORMANCE_REQUEST) && acpi_atcs_functions_supported(hwmgr->device, ATCS_FUNCTION_PCIE_DEVICE_READY_NOTIFICATION)) phm_cap_set(hwmgr->platform_descriptor.platformCaps, PHM_PlatformCaps_PCIEPerformanceRequest); @@ -130,18 +133,25 @@ int phm_set_power_state(struct pp_hwmgr *hwmgr, int phm_enable_dynamic_state_management(struct pp_hwmgr *hwmgr) { + int ret = 1; + bool enabled; PHM_FUNC_CHECK(hwmgr); if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, PHM_PlatformCaps_TablelessHardwareInterface)) { if (NULL != hwmgr->hwmgr_func->dynamic_state_management_enable) - return hwmgr->hwmgr_func->dynamic_state_management_enable(hwmgr); + ret = hwmgr->hwmgr_func->dynamic_state_management_enable(hwmgr); } else { - return phm_dispatch_table(hwmgr, + ret = phm_dispatch_table(hwmgr, &(hwmgr->enable_dynamic_state_management), NULL, NULL); } - return 0; + + enabled = ret == 0 ? true : false; + + cgs_notify_dpm_enabled(hwmgr->device, enabled); + + return ret; } int phm_force_dpm_levels(struct pp_hwmgr *hwmgr, enum amd_dpm_forced_level level) diff --git a/drivers/gpu/drm/arm/hdlcd_drv.c b/drivers/gpu/drm/arm/hdlcd_drv.c index 56b829f9769952e08aee6938bc26af6d74c3ccb5..3ac1ae4d8cafb69993035ab505727c3d127cc962 100644 --- a/drivers/gpu/drm/arm/hdlcd_drv.c +++ b/drivers/gpu/drm/arm/hdlcd_drv.c @@ -57,14 +57,13 @@ static int hdlcd_load(struct drm_device *drm, unsigned long flags) DRM_ERROR("failed to map control registers area\n"); ret = PTR_ERR(hdlcd->mmio); hdlcd->mmio = NULL; - goto fail; + return ret; } version = hdlcd_read(hdlcd, HDLCD_REG_VERSION); if ((version & HDLCD_PRODUCT_MASK) != HDLCD_PRODUCT_ID) { DRM_ERROR("unknown product id: 0x%x\n", version); - ret = -EINVAL; - goto fail; + return -EINVAL; } DRM_INFO("found ARM HDLCD version r%dp%d\n", (version & HDLCD_VERSION_MAJOR_MASK) >> 8, @@ -73,7 +72,7 @@ static int hdlcd_load(struct drm_device *drm, unsigned long flags) /* Get the optional framebuffer memory resource */ ret = of_reserved_mem_device_init(drm->dev); if (ret && ret != -ENODEV) - goto fail; + return ret; ret = dma_set_mask_and_coherent(drm->dev, DMA_BIT_MASK(32)); if (ret) @@ -101,8 +100,6 @@ static int hdlcd_load(struct drm_device *drm, unsigned long flags) drm_crtc_cleanup(&hdlcd->crtc); setup_fail: of_reserved_mem_device_release(drm->dev); -fail: - devm_clk_put(drm->dev, hdlcd->clk); return ret; } @@ -412,7 +409,6 @@ static int hdlcd_drm_bind(struct device *dev) pm_runtime_put_sync(drm->dev); pm_runtime_disable(drm->dev); of_reserved_mem_device_release(drm->dev); - devm_clk_put(dev, hdlcd->clk); err_free: drm_dev_unref(drm); @@ -436,10 +432,6 @@ static void hdlcd_drm_unbind(struct device *dev) pm_runtime_put_sync(drm->dev); pm_runtime_disable(drm->dev); of_reserved_mem_device_release(drm->dev); - if (!IS_ERR(hdlcd->clk)) { - devm_clk_put(drm->dev, hdlcd->clk); - hdlcd->clk = NULL; - } drm_mode_config_cleanup(drm); drm_dev_unregister(drm); drm_dev_unref(drm); diff --git a/drivers/gpu/drm/armada/armada_gem.c b/drivers/gpu/drm/armada/armada_gem.c index 6e731db31aa49c9c65e9f6eebd3b789ca4daa78b..aca7f9cc610929e5e75fa032b77b1ba79c4dfcc4 100644 --- a/drivers/gpu/drm/armada/armada_gem.c +++ b/drivers/gpu/drm/armada/armada_gem.c @@ -481,7 +481,7 @@ armada_gem_prime_map_dma_buf(struct dma_buf_attachment *attach, release: for_each_sg(sgt->sgl, sg, num, i) - page_cache_release(sg_page(sg)); + put_page(sg_page(sg)); free_table: sg_free_table(sgt); free_sgt: @@ -502,7 +502,7 @@ static void armada_gem_prime_unmap_dma_buf(struct dma_buf_attachment *attach, if (dobj->obj.filp) { struct scatterlist *sg; for_each_sg(sgt->sgl, sg, sgt->nents, i) - page_cache_release(sg_page(sg)); + put_page(sg_page(sg)); } sg_free_table(sgt); diff --git a/drivers/gpu/drm/drm_dp_helper.c b/drivers/gpu/drm/drm_dp_helper.c index 7d58f594cffef716a0f5dc431f12ae6504e1e5fd..df64ed1c0139e9213912e0f05043489ce6f0d0ba 100644 --- a/drivers/gpu/drm/drm_dp_helper.c +++ b/drivers/gpu/drm/drm_dp_helper.c @@ -179,7 +179,7 @@ static int drm_dp_dpcd_access(struct drm_dp_aux *aux, u8 request, { struct drm_dp_aux_msg msg; unsigned int retry; - int err; + int err = 0; memset(&msg, 0, sizeof(msg)); msg.address = offset; @@ -187,6 +187,8 @@ static int drm_dp_dpcd_access(struct drm_dp_aux *aux, u8 request, msg.buffer = buffer; msg.size = size; + mutex_lock(&aux->hw_mutex); + /* * The specification doesn't give any recommendation on how often to * retry native transactions. We used to retry 7 times like for @@ -195,25 +197,24 @@ static int drm_dp_dpcd_access(struct drm_dp_aux *aux, u8 request, */ for (retry = 0; retry < 32; retry++) { - mutex_lock(&aux->hw_mutex); err = aux->transfer(aux, &msg); - mutex_unlock(&aux->hw_mutex); if (err < 0) { if (err == -EBUSY) continue; - return err; + goto unlock; } switch (msg.reply & DP_AUX_NATIVE_REPLY_MASK) { case DP_AUX_NATIVE_REPLY_ACK: if (err < size) - return -EPROTO; - return err; + err = -EPROTO; + goto unlock; case DP_AUX_NATIVE_REPLY_NACK: - return -EIO; + err = -EIO; + goto unlock; case DP_AUX_NATIVE_REPLY_DEFER: usleep_range(AUX_RETRY_INTERVAL, AUX_RETRY_INTERVAL + 100); @@ -222,7 +223,11 @@ static int drm_dp_dpcd_access(struct drm_dp_aux *aux, u8 request, } DRM_DEBUG_KMS("too many retries, giving up\n"); - return -EIO; + err = -EIO; + +unlock: + mutex_unlock(&aux->hw_mutex); + return err; } /** @@ -544,9 +549,7 @@ static int drm_dp_i2c_do_msg(struct drm_dp_aux *aux, struct drm_dp_aux_msg *msg) int max_retries = max(7, drm_dp_i2c_retry_count(msg, dp_aux_i2c_speed_khz)); for (retry = 0, defer_i2c = 0; retry < (max_retries + defer_i2c); retry++) { - mutex_lock(&aux->hw_mutex); ret = aux->transfer(aux, msg); - mutex_unlock(&aux->hw_mutex); if (ret < 0) { if (ret == -EBUSY) continue; @@ -685,6 +688,8 @@ static int drm_dp_i2c_xfer(struct i2c_adapter *adapter, struct i2c_msg *msgs, memset(&msg, 0, sizeof(msg)); + mutex_lock(&aux->hw_mutex); + for (i = 0; i < num; i++) { msg.address = msgs[i].addr; drm_dp_i2c_msg_set_request(&msg, &msgs[i]); @@ -739,6 +744,8 @@ static int drm_dp_i2c_xfer(struct i2c_adapter *adapter, struct i2c_msg *msgs, msg.size = 0; (void)drm_dp_i2c_do_msg(aux, &msg); + mutex_unlock(&aux->hw_mutex); + return err; } diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c index 414d7f61aa05cbacb78542b1e3154ea700f6e3bd..558ef9fc39e6c2104b90725950fb7a562e9eefa4 100644 --- a/drivers/gpu/drm/drm_edid.c +++ b/drivers/gpu/drm/drm_edid.c @@ -205,7 +205,7 @@ static const struct drm_display_mode drm_dmt_modes[] = { DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, /* 0x0f - 1024x768@43Hz, interlace */ { DRM_MODE("1024x768i", DRM_MODE_TYPE_DRIVER, 44900, 1024, 1032, - 1208, 1264, 0, 768, 768, 772, 817, 0, + 1208, 1264, 0, 768, 768, 776, 817, 0, DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC | DRM_MODE_FLAG_INTERLACE) }, /* 0x10 - 1024x768@60Hz */ @@ -522,12 +522,12 @@ static const struct drm_display_mode edid_est_modes[] = { 720, 840, 0, 480, 481, 484, 500, 0, DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) }, /* 640x480@75Hz */ { DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER, 31500, 640, 664, - 704, 832, 0, 480, 489, 491, 520, 0, + 704, 832, 0, 480, 489, 492, 520, 0, DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) }, /* 640x480@72Hz */ { DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER, 30240, 640, 704, 768, 864, 0, 480, 483, 486, 525, 0, DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) }, /* 640x480@67Hz */ - { DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER, 25200, 640, 656, + { DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER, 25175, 640, 656, 752, 800, 0, 480, 490, 492, 525, 0, DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) }, /* 640x480@60Hz */ { DRM_MODE("720x400", DRM_MODE_TYPE_DRIVER, 35500, 720, 738, @@ -539,7 +539,7 @@ static const struct drm_display_mode edid_est_modes[] = { { DRM_MODE("1280x1024", DRM_MODE_TYPE_DRIVER, 135000, 1280, 1296, 1440, 1688, 0, 1024, 1025, 1028, 1066, 0, DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, /* 1280x1024@75Hz */ - { DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER, 78800, 1024, 1040, + { DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER, 78750, 1024, 1040, 1136, 1312, 0, 768, 769, 772, 800, 0, DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, /* 1024x768@75Hz */ { DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER, 75000, 1024, 1048, @@ -2241,7 +2241,7 @@ drm_est3_modes(struct drm_connector *connector, struct detailed_timing *timing) { int i, j, m, modes = 0; struct drm_display_mode *mode; - u8 *est = ((u8 *)timing) + 5; + u8 *est = ((u8 *)timing) + 6; for (i = 0; i < 6; i++) { for (j = 7; j >= 0; j--) { diff --git a/drivers/gpu/drm/drm_gem.c b/drivers/gpu/drm/drm_gem.c index 2e8c77e71e1f699fc2837f2b5d67d24e52729a6d..da0c5320789fbf96a44869618e2cbdda704d2d3f 100644 --- a/drivers/gpu/drm/drm_gem.c +++ b/drivers/gpu/drm/drm_gem.c @@ -534,7 +534,7 @@ struct page **drm_gem_get_pages(struct drm_gem_object *obj) fail: while (i--) - page_cache_release(pages[i]); + put_page(pages[i]); drm_free_large(pages); return ERR_CAST(p); @@ -569,7 +569,7 @@ void drm_gem_put_pages(struct drm_gem_object *obj, struct page **pages, mark_page_accessed(pages[i]); /* Undo the reference we took when populating the table */ - page_cache_release(pages[i]); + put_page(pages[i]); } drm_free_large(pages); diff --git a/drivers/gpu/drm/exynos/Kconfig b/drivers/gpu/drm/exynos/Kconfig index f17d3927959604301e9e53c7614fcb1e4982e80c..baddf33fb475863379bcffcd7befb4da085e37f2 100644 --- a/drivers/gpu/drm/exynos/Kconfig +++ b/drivers/gpu/drm/exynos/Kconfig @@ -94,7 +94,7 @@ comment "Sub-drivers" config DRM_EXYNOS_G2D bool "G2D" - depends on !VIDEO_SAMSUNG_S5P_G2D + depends on VIDEO_SAMSUNG_S5P_G2D=n select FRAME_VECTOR help Choose this option if you want to use Exynos G2D for DRM. diff --git a/drivers/gpu/drm/exynos/Makefile b/drivers/gpu/drm/exynos/Makefile index 968b31c522b2ddaa9cc8ed7fc4f675f8e39964d8..23d2f958739b187b7bd28ae4e0f7f7ec7522da6f 100644 --- a/drivers/gpu/drm/exynos/Makefile +++ b/drivers/gpu/drm/exynos/Makefile @@ -2,10 +2,10 @@ # Makefile for the drm device driver. This driver provides support for the # Direct Rendering Infrastructure (DRI) in XFree86 4.1.0 and higher. -exynosdrm-y := exynos_drm_drv.o exynos_drm_crtc.o exynos_drm_fbdev.o \ - exynos_drm_fb.o exynos_drm_gem.o exynos_drm_core.o \ - exynos_drm_plane.o +exynosdrm-y := exynos_drm_drv.o exynos_drm_crtc.o exynos_drm_fb.o \ + exynos_drm_gem.o exynos_drm_core.o exynos_drm_plane.o +exynosdrm-$(CONFIG_DRM_FBDEV_EMULATION) += exynos_drm_fbdev.o exynosdrm-$(CONFIG_DRM_EXYNOS_IOMMU) += exynos_drm_iommu.o exynosdrm-$(CONFIG_DRM_EXYNOS_FIMD) += exynos_drm_fimd.o exynosdrm-$(CONFIG_DRM_EXYNOS5433_DECON) += exynos5433_drm_decon.o diff --git a/drivers/gpu/drm/exynos/exynos_drm_core.c b/drivers/gpu/drm/exynos/exynos_drm_core.c index 7f55ba6771c6b94e5f45bee6bdec078c27c74f5b..011211e4167d41dce17d56e8baee0b168b37e7b6 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_core.c +++ b/drivers/gpu/drm/exynos/exynos_drm_core.c @@ -101,7 +101,7 @@ int exynos_drm_subdrv_open(struct drm_device *dev, struct drm_file *file) return 0; err: - list_for_each_entry_reverse(subdrv, &subdrv->list, list) { + list_for_each_entry_continue_reverse(subdrv, &exynos_drm_subdrv_list, list) { if (subdrv->close) subdrv->close(dev, subdrv->dev, file); } diff --git a/drivers/gpu/drm/exynos/exynos_drm_fb.c b/drivers/gpu/drm/exynos/exynos_drm_fb.c index d614194644c814211ee069054a492fa1032c8fb0..81cc5537cf2577899bd5c1d011beb404584e08a6 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_fb.c +++ b/drivers/gpu/drm/exynos/exynos_drm_fb.c @@ -199,17 +199,6 @@ dma_addr_t exynos_drm_fb_dma_addr(struct drm_framebuffer *fb, int index) return exynos_fb->dma_addr[index]; } -static void exynos_drm_output_poll_changed(struct drm_device *dev) -{ - struct exynos_drm_private *private = dev->dev_private; - struct drm_fb_helper *fb_helper = private->fb_helper; - - if (fb_helper) - drm_fb_helper_hotplug_event(fb_helper); - else - exynos_drm_fbdev_init(dev); -} - static const struct drm_mode_config_funcs exynos_drm_mode_config_funcs = { .fb_create = exynos_user_fb_create, .output_poll_changed = exynos_drm_output_poll_changed, diff --git a/drivers/gpu/drm/exynos/exynos_drm_fbdev.c b/drivers/gpu/drm/exynos/exynos_drm_fbdev.c index 4ae860c44f1d8e052c1ce3a721e1c7348d14adf0..72d7c0b7c216531c7f3d7af2d1136ee5a3ecb01b 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_fbdev.c +++ b/drivers/gpu/drm/exynos/exynos_drm_fbdev.c @@ -317,3 +317,14 @@ void exynos_drm_fbdev_restore_mode(struct drm_device *dev) drm_fb_helper_restore_fbdev_mode_unlocked(private->fb_helper); } + +void exynos_drm_output_poll_changed(struct drm_device *dev) +{ + struct exynos_drm_private *private = dev->dev_private; + struct drm_fb_helper *fb_helper = private->fb_helper; + + if (fb_helper) + drm_fb_helper_hotplug_event(fb_helper); + else + exynos_drm_fbdev_init(dev); +} diff --git a/drivers/gpu/drm/exynos/exynos_drm_fbdev.h b/drivers/gpu/drm/exynos/exynos_drm_fbdev.h index e16d7f0ae1920eb944364747b3f009e7976654f4..330eef87f7180b1b726ff41933874a6568b0474d 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_fbdev.h +++ b/drivers/gpu/drm/exynos/exynos_drm_fbdev.h @@ -15,9 +15,30 @@ #ifndef _EXYNOS_DRM_FBDEV_H_ #define _EXYNOS_DRM_FBDEV_H_ +#ifdef CONFIG_DRM_FBDEV_EMULATION + int exynos_drm_fbdev_init(struct drm_device *dev); -int exynos_drm_fbdev_reinit(struct drm_device *dev); void exynos_drm_fbdev_fini(struct drm_device *dev); void exynos_drm_fbdev_restore_mode(struct drm_device *dev); +void exynos_drm_output_poll_changed(struct drm_device *dev); + +#else + +static inline int exynos_drm_fbdev_init(struct drm_device *dev) +{ + return 0; +} + +static inline void exynos_drm_fbdev_fini(struct drm_device *dev) +{ +} + +static inline void exynos_drm_fbdev_restore_mode(struct drm_device *dev) +{ +} + +#define exynos_drm_output_poll_changed (NULL) + +#endif #endif diff --git a/drivers/gpu/drm/exynos/exynos_drm_fimd.c b/drivers/gpu/drm/exynos/exynos_drm_fimd.c index 51d484ae9f498c17a07ba43a0891ef8ebe0dd3a4..018449f8d55750d0546ac0891e78662a67a65ab3 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_fimd.c +++ b/drivers/gpu/drm/exynos/exynos_drm_fimd.c @@ -888,7 +888,7 @@ static void fimd_dp_clock_enable(struct exynos_drm_crtc *crtc, bool enable) * clock. On these SoCs the bootloader may enable it but any * power domain off/on will reset it to disable state. */ - if (ctx->driver_data != &exynos5_fimd_driver_data || + if (ctx->driver_data != &exynos5_fimd_driver_data && ctx->driver_data != &exynos5420_fimd_driver_data) return; diff --git a/drivers/gpu/drm/exynos/exynos_drm_mic.c b/drivers/gpu/drm/exynos/exynos_drm_mic.c index 9869d70e9e54af32abb775dc0e17f0c1da83999b..a0def0be6d650de02fad25fc3cf3248d89b8fce0 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_mic.c +++ b/drivers/gpu/drm/exynos/exynos_drm_mic.c @@ -129,7 +129,7 @@ static void mic_set_path(struct exynos_mic *mic, bool enable) } else val &= ~(MIC0_RGB_MUX | MIC0_I80_MUX | MIC0_ON_MUX); - regmap_write(mic->sysreg, DSD_CFG_MUX, val); + ret = regmap_write(mic->sysreg, DSD_CFG_MUX, val); if (ret) DRM_ERROR("mic: Failed to read system register\n"); } @@ -457,6 +457,7 @@ static int exynos_mic_probe(struct platform_device *pdev) "samsung,disp-syscon"); if (IS_ERR(mic->sysreg)) { DRM_ERROR("mic: Failed to get system register.\n"); + ret = PTR_ERR(mic->sysreg); goto err; } diff --git a/drivers/gpu/drm/exynos/exynos_drm_plane.c b/drivers/gpu/drm/exynos/exynos_drm_plane.c index d86227236f5519f93099565622956f00530b7e24..50185ac347b24352202b7d38b314222438ca9b20 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_plane.c +++ b/drivers/gpu/drm/exynos/exynos_drm_plane.c @@ -11,9 +11,10 @@ #include -#include -#include +#include #include +#include +#include #include "exynos_drm_drv.h" #include "exynos_drm_crtc.h" #include "exynos_drm_fb.h" @@ -57,11 +58,12 @@ static int exynos_plane_get_size(int start, unsigned length, unsigned last) } static void exynos_plane_mode_set(struct exynos_drm_plane_state *exynos_state) - { struct drm_plane_state *state = &exynos_state->base; - struct drm_crtc *crtc = exynos_state->base.crtc; - struct drm_display_mode *mode = &crtc->state->adjusted_mode; + struct drm_crtc *crtc = state->crtc; + struct drm_crtc_state *crtc_state = + drm_atomic_get_existing_crtc_state(state->state, crtc); + struct drm_display_mode *mode = &crtc_state->adjusted_mode; int crtc_x, crtc_y; unsigned int crtc_w, crtc_h; unsigned int src_x, src_y; diff --git a/drivers/gpu/drm/gma500/cdv_intel_dp.c b/drivers/gpu/drm/gma500/cdv_intel_dp.c index 7bb1f1aff932f3dc13b9884661e37982a5678c26..c52f9adf5e04c620cee1043edaa84f828ccffb43 100644 --- a/drivers/gpu/drm/gma500/cdv_intel_dp.c +++ b/drivers/gpu/drm/gma500/cdv_intel_dp.c @@ -220,7 +220,7 @@ i2c_dp_aux_prepare_bus(struct i2c_adapter *adapter) * FIXME: This is the old dp aux helper, gma500 is the last driver that needs to * be ported over to the new helper code in drm_dp_helper.c like i915 or radeon. */ -static int __deprecated +static int i2c_dp_aux_add_bus(struct i2c_adapter *adapter) { int error; diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c index 20e82008b8b6c683b9189d25699dc33a054b874a..30798cbc6fc08938cc2adc62089148d545c118a6 100644 --- a/drivers/gpu/drm/i915/i915_drv.c +++ b/drivers/gpu/drm/i915/i915_drv.c @@ -758,10 +758,10 @@ static int i915_drm_resume(struct drm_device *dev) dev_priv->display.hpd_irq_setup(dev); spin_unlock_irq(&dev_priv->irq_lock); - intel_display_resume(dev); - intel_dp_mst_resume(dev); + intel_display_resume(dev); + /* * ... but also need to make sure that hotplug processing * doesn't cause havoc. Like in the driver load code we don't diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index aaec8aef9fd4c122f1359a5a5cb08bf27474dbc0..f2cb9a9539ee066ef1ee2a6a5ecb666830cec0d9 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -177,7 +177,7 @@ i915_gem_object_get_pages_phys(struct drm_i915_gem_object *obj) drm_clflush_virt_range(vaddr, PAGE_SIZE); kunmap_atomic(src); - page_cache_release(page); + put_page(page); vaddr += PAGE_SIZE; } @@ -243,7 +243,7 @@ i915_gem_object_put_pages_phys(struct drm_i915_gem_object *obj) set_page_dirty(page); if (obj->madv == I915_MADV_WILLNEED) mark_page_accessed(page); - page_cache_release(page); + put_page(page); vaddr += PAGE_SIZE; } obj->dirty = 0; @@ -2206,7 +2206,7 @@ i915_gem_object_put_pages_gtt(struct drm_i915_gem_object *obj) if (obj->madv == I915_MADV_WILLNEED) mark_page_accessed(page); - page_cache_release(page); + put_page(page); } obj->dirty = 0; @@ -2346,7 +2346,7 @@ i915_gem_object_get_pages_gtt(struct drm_i915_gem_object *obj) err_pages: sg_mark_end(sg); for_each_sg_page(st->sgl, &sg_iter, st->nents, 0) - page_cache_release(sg_page_iter_page(&sg_iter)); + put_page(sg_page_iter_page(&sg_iter)); sg_free_table(st); kfree(st); diff --git a/drivers/gpu/drm/i915/i915_gem_userptr.c b/drivers/gpu/drm/i915/i915_gem_userptr.c index 6be40f3ba2c79ea08b7b144b6a0de907767ddf93..18ba8139e922898e89d11423899bc0b4176b73fe 100644 --- a/drivers/gpu/drm/i915/i915_gem_userptr.c +++ b/drivers/gpu/drm/i915/i915_gem_userptr.c @@ -683,7 +683,7 @@ i915_gem_userptr_put_pages(struct drm_i915_gem_object *obj) set_page_dirty(page); mark_page_accessed(page); - page_cache_release(page); + put_page(page); } obj->dirty = 0; diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c index d1a46ef5ab3f4b051b42599805266cd5fbd2bc7e..1c212205d0e7fd856e3298a10f6c039210bb570f 100644 --- a/drivers/gpu/drm/i915/i915_irq.c +++ b/drivers/gpu/drm/i915/i915_irq.c @@ -1829,7 +1829,7 @@ static irqreturn_t cherryview_irq_handler(int irq, void *arg) /* IRQs are synced during runtime_suspend, we don't require a wakeref */ disable_rpm_wakeref_asserts(dev_priv); - for (;;) { + do { master_ctl = I915_READ(GEN8_MASTER_IRQ) & ~GEN8_MASTER_IRQ_CONTROL; iir = I915_READ(VLV_IIR); @@ -1857,7 +1857,7 @@ static irqreturn_t cherryview_irq_handler(int irq, void *arg) I915_WRITE(GEN8_MASTER_IRQ, DE_MASTER_IRQ_CONTROL); POSTING_READ(GEN8_MASTER_IRQ); - } + } while (0); enable_rpm_wakeref_asserts(dev_priv); diff --git a/drivers/gpu/drm/i915/intel_dp_mst.c b/drivers/gpu/drm/i915/intel_dp_mst.c index a2bd698fe2f78f801813c99b097d7576e2f0c869..937e77228466eb22e66ac765d001078a418badfd 100644 --- a/drivers/gpu/drm/i915/intel_dp_mst.c +++ b/drivers/gpu/drm/i915/intel_dp_mst.c @@ -506,6 +506,8 @@ static void intel_dp_destroy_mst_connector(struct drm_dp_mst_topology_mgr *mgr, struct intel_connector *intel_connector = to_intel_connector(connector); struct drm_device *dev = connector->dev; + intel_connector->unregister(intel_connector); + /* need to nuke the connector */ drm_modeset_lock_all(dev); if (connector->state->crtc) { @@ -519,11 +521,7 @@ static void intel_dp_destroy_mst_connector(struct drm_dp_mst_topology_mgr *mgr, WARN(ret, "Disabling mst crtc failed with %i\n", ret); } - drm_modeset_unlock_all(dev); - intel_connector->unregister(intel_connector); - - drm_modeset_lock_all(dev); intel_connector_remove_from_fbdev(intel_connector); drm_connector_cleanup(connector); drm_modeset_unlock_all(dev); diff --git a/drivers/gpu/drm/i915/intel_lvds.c b/drivers/gpu/drm/i915/intel_lvds.c index 30a8403a8f4fbaa25e8f55ca3655596bc298768e..cd9fe609aefbc2487ce94ab01e0d495dd12d8167 100644 --- a/drivers/gpu/drm/i915/intel_lvds.c +++ b/drivers/gpu/drm/i915/intel_lvds.c @@ -478,11 +478,8 @@ static int intel_lid_notify(struct notifier_block *nb, unsigned long val, * and as part of the cleanup in the hw state restore we also redisable * the vga plane. */ - if (!HAS_PCH_SPLIT(dev)) { - drm_modeset_lock_all(dev); + if (!HAS_PCH_SPLIT(dev)) intel_display_resume(dev); - drm_modeset_unlock_all(dev); - } dev_priv->modeset_restore = MODESET_DONE; diff --git a/drivers/gpu/drm/imx/dw_hdmi-imx.c b/drivers/gpu/drm/imx/dw_hdmi-imx.c index 2a95d10e9d928d45877d5491c0b94e6ec18711d3..a24631fdf4add310de0eeadc7001c6a12a711866 100644 --- a/drivers/gpu/drm/imx/dw_hdmi-imx.c +++ b/drivers/gpu/drm/imx/dw_hdmi-imx.c @@ -225,8 +225,6 @@ static int dw_hdmi_imx_bind(struct device *dev, struct device *master, if (!iores) return -ENXIO; - platform_set_drvdata(pdev, hdmi); - encoder->possible_crtcs = drm_of_find_possible_crtcs(drm, dev->of_node); /* * If we failed to find the CRTC(s) which this encoder is @@ -245,7 +243,16 @@ static int dw_hdmi_imx_bind(struct device *dev, struct device *master, drm_encoder_init(drm, encoder, &dw_hdmi_imx_encoder_funcs, DRM_MODE_ENCODER_TMDS, NULL); - return dw_hdmi_bind(dev, master, data, encoder, iores, irq, plat_data); + ret = dw_hdmi_bind(dev, master, data, encoder, iores, irq, plat_data); + + /* + * If dw_hdmi_bind() fails we'll never call dw_hdmi_unbind(), + * which would have called the encoder cleanup. Do it manually. + */ + if (ret) + drm_encoder_cleanup(encoder); + + return ret; } static void dw_hdmi_imx_unbind(struct device *dev, struct device *master, diff --git a/drivers/gpu/drm/imx/imx-drm-core.c b/drivers/gpu/drm/imx/imx-drm-core.c index 9876e0f0c3e1833592308f1a8a38de5c3e44f2b0..e26dcdec2aba0e51233910c82f1788e49ea6f2ce 100644 --- a/drivers/gpu/drm/imx/imx-drm-core.c +++ b/drivers/gpu/drm/imx/imx-drm-core.c @@ -326,7 +326,6 @@ int imx_drm_add_crtc(struct drm_device *drm, struct drm_crtc *crtc, { struct imx_drm_device *imxdrm = drm->dev_private; struct imx_drm_crtc *imx_drm_crtc; - int ret; /* * The vblank arrays are dimensioned by MAX_CRTC - we can't @@ -351,10 +350,6 @@ int imx_drm_add_crtc(struct drm_device *drm, struct drm_crtc *crtc, *new_crtc = imx_drm_crtc; - ret = drm_mode_crtc_set_gamma_size(imx_drm_crtc->crtc, 256); - if (ret) - goto err_register; - drm_crtc_helper_add(crtc, imx_drm_crtc->imx_drm_helper_funcs.crtc_helper_funcs); @@ -362,11 +357,6 @@ int imx_drm_add_crtc(struct drm_device *drm, struct drm_crtc *crtc, imx_drm_crtc->imx_drm_helper_funcs.crtc_funcs, NULL); return 0; - -err_register: - imxdrm->crtc[--imxdrm->pipes] = NULL; - kfree(imx_drm_crtc); - return ret; } EXPORT_SYMBOL_GPL(imx_drm_add_crtc); diff --git a/drivers/gpu/drm/imx/ipuv3-plane.c b/drivers/gpu/drm/imx/ipuv3-plane.c index 588827844f30c7717b4afbb900de196411752990..681ec6eb77d916fc3be6a47d783fab54ed1f07fb 100644 --- a/drivers/gpu/drm/imx/ipuv3-plane.c +++ b/drivers/gpu/drm/imx/ipuv3-plane.c @@ -72,22 +72,101 @@ static inline int calc_bandwidth(int width, int height, unsigned int vref) int ipu_plane_set_base(struct ipu_plane *ipu_plane, struct drm_framebuffer *fb, int x, int y) { - struct drm_gem_cma_object *cma_obj; - unsigned long eba; - int active; - - cma_obj = drm_fb_cma_get_gem_obj(fb, 0); - if (!cma_obj) { - DRM_DEBUG_KMS("entry is null.\n"); - return -EFAULT; + struct drm_gem_cma_object *cma_obj[3]; + unsigned long eba, ubo, vbo; + int active, i; + + for (i = 0; i < drm_format_num_planes(fb->pixel_format); i++) { + cma_obj[i] = drm_fb_cma_get_gem_obj(fb, i); + if (!cma_obj[i]) { + DRM_DEBUG_KMS("plane %d entry is null.\n", i); + return -EFAULT; + } } - dev_dbg(ipu_plane->base.dev->dev, "phys = %pad, x = %d, y = %d", - &cma_obj->paddr, x, y); - - eba = cma_obj->paddr + fb->offsets[0] + + eba = cma_obj[0]->paddr + fb->offsets[0] + fb->pitches[0] * y + (fb->bits_per_pixel >> 3) * x; + if (eba & 0x7) { + DRM_DEBUG_KMS("base address must be a multiple of 8.\n"); + return -EINVAL; + } + + if (fb->pitches[0] < 1 || fb->pitches[0] > 16384) { + DRM_DEBUG_KMS("pitches out of range.\n"); + return -EINVAL; + } + + if (ipu_plane->enabled && fb->pitches[0] != ipu_plane->stride[0]) { + DRM_DEBUG_KMS("pitches must not change while plane is enabled.\n"); + return -EINVAL; + } + + ipu_plane->stride[0] = fb->pitches[0]; + + switch (fb->pixel_format) { + case DRM_FORMAT_YUV420: + case DRM_FORMAT_YVU420: + /* + * Multiplanar formats have to meet the following restrictions: + * - The (up to) three plane addresses are EBA, EBA+UBO, EBA+VBO + * - EBA, UBO and VBO are a multiple of 8 + * - UBO and VBO are unsigned and not larger than 0xfffff8 + * - Only EBA may be changed while scanout is active + * - The strides of U and V planes must be identical. + */ + ubo = cma_obj[1]->paddr + fb->offsets[1] + + fb->pitches[1] * y / 2 + x / 2 - eba; + vbo = cma_obj[2]->paddr + fb->offsets[2] + + fb->pitches[2] * y / 2 + x / 2 - eba; + + if ((ubo & 0x7) || (vbo & 0x7)) { + DRM_DEBUG_KMS("U/V buffer offsets must be a multiple of 8.\n"); + return -EINVAL; + } + + if ((ubo > 0xfffff8) || (vbo > 0xfffff8)) { + DRM_DEBUG_KMS("U/V buffer offsets must be positive and not larger than 0xfffff8.\n"); + return -EINVAL; + } + + if (ipu_plane->enabled && ((ipu_plane->u_offset != ubo) || + (ipu_plane->v_offset != vbo))) { + DRM_DEBUG_KMS("U/V buffer offsets must not change while plane is enabled.\n"); + return -EINVAL; + } + + if (fb->pitches[1] != fb->pitches[2]) { + DRM_DEBUG_KMS("U/V pitches must be identical.\n"); + return -EINVAL; + } + + if (fb->pitches[1] < 1 || fb->pitches[1] > 16384) { + DRM_DEBUG_KMS("U/V pitches out of range.\n"); + return -EINVAL; + } + + if (ipu_plane->enabled && + (ipu_plane->stride[1] != fb->pitches[1])) { + DRM_DEBUG_KMS("U/V pitches must not change while plane is enabled.\n"); + return -EINVAL; + } + + ipu_plane->u_offset = ubo; + ipu_plane->v_offset = vbo; + ipu_plane->stride[1] = fb->pitches[1]; + + dev_dbg(ipu_plane->base.dev->dev, + "phys = %pad %pad %pad, x = %d, y = %d", + &cma_obj[0]->paddr, &cma_obj[1]->paddr, + &cma_obj[2]->paddr, x, y); + break; + default: + dev_dbg(ipu_plane->base.dev->dev, "phys = %pad, x = %d, y = %d", + &cma_obj[0]->paddr, x, y); + break; + } + if (ipu_plane->enabled) { active = ipu_idmac_get_current_buffer(ipu_plane->ipu_ch); ipu_cpmem_set_buffer(ipu_plane->ipu_ch, !active, eba); @@ -201,12 +280,6 @@ int ipu_plane_mode_set(struct ipu_plane *ipu_plane, struct drm_crtc *crtc, } } - ret = ipu_dmfc_init_channel(ipu_plane->dmfc, crtc_w); - if (ret) { - dev_err(dev, "initializing dmfc channel failed with %d\n", ret); - return ret; - } - ret = ipu_dmfc_alloc_bandwidth(ipu_plane->dmfc, calc_bandwidth(crtc_w, crtc_h, calc_vref(mode)), 64); @@ -215,6 +288,8 @@ int ipu_plane_mode_set(struct ipu_plane *ipu_plane, struct drm_crtc *crtc, return ret; } + ipu_dmfc_config_wait4eot(ipu_plane->dmfc, crtc_w); + ipu_cpmem_zero(ipu_plane->ipu_ch); ipu_cpmem_set_resolution(ipu_plane->ipu_ch, src_w, src_h); ret = ipu_cpmem_set_fmt(ipu_plane->ipu_ch, fb->pixel_format); @@ -233,6 +308,18 @@ int ipu_plane_mode_set(struct ipu_plane *ipu_plane, struct drm_crtc *crtc, if (interlaced) ipu_cpmem_interlaced_scan(ipu_plane->ipu_ch, fb->pitches[0]); + if (fb->pixel_format == DRM_FORMAT_YUV420) { + ipu_cpmem_set_yuv_planar_full(ipu_plane->ipu_ch, + ipu_plane->stride[1], + ipu_plane->u_offset, + ipu_plane->v_offset); + } else if (fb->pixel_format == DRM_FORMAT_YVU420) { + ipu_cpmem_set_yuv_planar_full(ipu_plane->ipu_ch, + ipu_plane->stride[1], + ipu_plane->v_offset, + ipu_plane->u_offset); + } + ipu_plane->w = src_w; ipu_plane->h = src_h; diff --git a/drivers/gpu/drm/imx/ipuv3-plane.h b/drivers/gpu/drm/imx/ipuv3-plane.h index 3a443b413c60caa9734883f7aaa95a69bb7f3e29..4448fd4ad4eb503422a750f374c6b20a64b9f643 100644 --- a/drivers/gpu/drm/imx/ipuv3-plane.h +++ b/drivers/gpu/drm/imx/ipuv3-plane.h @@ -29,6 +29,10 @@ struct ipu_plane { int w; int h; + unsigned int u_offset; + unsigned int v_offset; + unsigned int stride[2]; + bool enabled; }; diff --git a/drivers/gpu/drm/msm/hdmi/hdmi.h b/drivers/gpu/drm/msm/hdmi/hdmi.h index b04a6466467344fb7b69d4df85bca288d530f299..65428cf233ce3cd69063a2b815655c42dddbf349 100644 --- a/drivers/gpu/drm/msm/hdmi/hdmi.h +++ b/drivers/gpu/drm/msm/hdmi/hdmi.h @@ -196,7 +196,7 @@ void __exit msm_hdmi_phy_driver_unregister(void); int msm_hdmi_pll_8960_init(struct platform_device *pdev); int msm_hdmi_pll_8996_init(struct platform_device *pdev); #else -static inline int msm_hdmi_pll_8960_init(struct platform_device *pdev); +static inline int msm_hdmi_pll_8960_init(struct platform_device *pdev) { return -ENODEV; } diff --git a/drivers/gpu/drm/msm/msm_drv.c b/drivers/gpu/drm/msm/msm_drv.c index d52910e2c26c909249928ebb323cc11f8b138ee6..c03b96709179bcb882764b961d891d54e08dc28b 100644 --- a/drivers/gpu/drm/msm/msm_drv.c +++ b/drivers/gpu/drm/msm/msm_drv.c @@ -467,9 +467,6 @@ static void msm_preclose(struct drm_device *dev, struct drm_file *file) struct msm_file_private *ctx = file->driver_priv; struct msm_kms *kms = priv->kms; - if (kms) - kms->funcs->preclose(kms, file); - mutex_lock(&dev->struct_mutex); if (ctx == priv->lastctx) priv->lastctx = NULL; diff --git a/drivers/gpu/drm/msm/msm_kms.h b/drivers/gpu/drm/msm/msm_kms.h index 9bcabaada17930d73a742dc603a65688335cf91e..e32222c3d44f3710a2c6c6068daad543c13247da 100644 --- a/drivers/gpu/drm/msm/msm_kms.h +++ b/drivers/gpu/drm/msm/msm_kms.h @@ -55,7 +55,6 @@ struct msm_kms_funcs { struct drm_encoder *slave_encoder, bool is_cmd_mode); /* cleanup: */ - void (*preclose)(struct msm_kms *kms, struct drm_file *file); void (*destroy)(struct msm_kms *kms); }; diff --git a/drivers/gpu/drm/nouveau/include/nvkm/core/tegra.h b/drivers/gpu/drm/nouveau/include/nvkm/core/tegra.h index 16641cec18a28dbb1a5af0dd344313eea56b7646..b5370cb56e3c2c4fbb539ffd9f0156c569af38c1 100644 --- a/drivers/gpu/drm/nouveau/include/nvkm/core/tegra.h +++ b/drivers/gpu/drm/nouveau/include/nvkm/core/tegra.h @@ -11,6 +11,7 @@ struct nvkm_device_tegra { struct reset_control *rst; struct clk *clk; + struct clk *clk_ref; struct clk *clk_pwr; struct regulator *vdd; @@ -36,6 +37,10 @@ struct nvkm_device_tegra_func { * bypassed). A value of 0 means an IOMMU is never used. */ u8 iommu_bit; + /* + * Whether the chip requires a reference clock + */ + bool require_ref_clk; }; int nvkm_device_tegra_new(const struct nvkm_device_tegra_func *, diff --git a/drivers/gpu/drm/nouveau/nouveau_platform.c b/drivers/gpu/drm/nouveau/nouveau_platform.c index 2dfe58af12e4ee05103d14946dc4a0d001f7f9c6..4c4cc2260257cc1f8fb84f954ab6449d6f11c277 100644 --- a/drivers/gpu/drm/nouveau/nouveau_platform.c +++ b/drivers/gpu/drm/nouveau/nouveau_platform.c @@ -55,6 +55,11 @@ static const struct nvkm_device_tegra_func gk20a_platform_data = { .iommu_bit = 34, }; +static const struct nvkm_device_tegra_func gm20b_platform_data = { + .iommu_bit = 34, + .require_ref_clk = true, +}; + static const struct of_device_id nouveau_platform_match[] = { { .compatible = "nvidia,gk20a", @@ -62,7 +67,7 @@ static const struct of_device_id nouveau_platform_match[] = { }, { .compatible = "nvidia,gm20b", - .data = &gk20a_platform_data, + .data = &gm20b_platform_data, }, { } }; diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/device/tegra.c b/drivers/gpu/drm/nouveau/nvkm/engine/device/tegra.c index 9afa5f3e3c1c2d23e57ba076025bc8de1c2d2e25..ec12efb4689a7ea8a50fd7ee8626f5df4440f0a3 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/device/tegra.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/device/tegra.c @@ -35,6 +35,11 @@ nvkm_device_tegra_power_up(struct nvkm_device_tegra *tdev) ret = clk_prepare_enable(tdev->clk); if (ret) goto err_clk; + if (tdev->clk_ref) { + ret = clk_prepare_enable(tdev->clk_ref); + if (ret) + goto err_clk_ref; + } ret = clk_prepare_enable(tdev->clk_pwr); if (ret) goto err_clk_pwr; @@ -57,6 +62,9 @@ nvkm_device_tegra_power_up(struct nvkm_device_tegra *tdev) err_clamp: clk_disable_unprepare(tdev->clk_pwr); err_clk_pwr: + if (tdev->clk_ref) + clk_disable_unprepare(tdev->clk_ref); +err_clk_ref: clk_disable_unprepare(tdev->clk); err_clk: regulator_disable(tdev->vdd); @@ -71,6 +79,8 @@ nvkm_device_tegra_power_down(struct nvkm_device_tegra *tdev) udelay(10); clk_disable_unprepare(tdev->clk_pwr); + if (tdev->clk_ref) + clk_disable_unprepare(tdev->clk_ref); clk_disable_unprepare(tdev->clk); udelay(10); @@ -274,6 +284,13 @@ nvkm_device_tegra_new(const struct nvkm_device_tegra_func *func, goto free; } + if (func->require_ref_clk) + tdev->clk_ref = devm_clk_get(&pdev->dev, "ref"); + if (IS_ERR(tdev->clk_ref)) { + ret = PTR_ERR(tdev->clk_ref); + goto free; + } + tdev->clk_pwr = devm_clk_get(&pdev->dev, "pwr"); if (IS_ERR(tdev->clk_pwr)) { ret = PTR_ERR(tdev->clk_pwr); diff --git a/drivers/gpu/drm/qxl/qxl_display.c b/drivers/gpu/drm/qxl/qxl_display.c index 43e5f503d1c5c4dd9662a7b20aec4db5c061817d..030409a3ee4e014ab512b5141d4b4e0ededbfe5d 100644 --- a/drivers/gpu/drm/qxl/qxl_display.c +++ b/drivers/gpu/drm/qxl/qxl_display.c @@ -375,10 +375,15 @@ static int qxl_crtc_cursor_set2(struct drm_crtc *crtc, qxl_bo_kunmap(user_bo); + qcrtc->cur_x += qcrtc->hot_spot_x - hot_x; + qcrtc->cur_y += qcrtc->hot_spot_y - hot_y; + qcrtc->hot_spot_x = hot_x; + qcrtc->hot_spot_y = hot_y; + cmd = (struct qxl_cursor_cmd *)qxl_release_map(qdev, release); cmd->type = QXL_CURSOR_SET; - cmd->u.set.position.x = qcrtc->cur_x; - cmd->u.set.position.y = qcrtc->cur_y; + cmd->u.set.position.x = qcrtc->cur_x + qcrtc->hot_spot_x; + cmd->u.set.position.y = qcrtc->cur_y + qcrtc->hot_spot_y; cmd->u.set.shape = qxl_bo_physical_address(qdev, cursor_bo, 0); @@ -441,8 +446,8 @@ static int qxl_crtc_cursor_move(struct drm_crtc *crtc, cmd = (struct qxl_cursor_cmd *)qxl_release_map(qdev, release); cmd->type = QXL_CURSOR_MOVE; - cmd->u.position.x = qcrtc->cur_x; - cmd->u.position.y = qcrtc->cur_y; + cmd->u.position.x = qcrtc->cur_x + qcrtc->hot_spot_x; + cmd->u.position.y = qcrtc->cur_y + qcrtc->hot_spot_y; qxl_release_unmap(qdev, release, &cmd->release_info); qxl_push_cursor_ring_release(qdev, release, QXL_CMD_CURSOR, false); diff --git a/drivers/gpu/drm/qxl/qxl_drv.h b/drivers/gpu/drm/qxl/qxl_drv.h index 6e6b9b1519b8edd376fbed8341dbe99374dba8cf..3f3897eb458ce326f39a32d6b324c4361d70747d 100644 --- a/drivers/gpu/drm/qxl/qxl_drv.h +++ b/drivers/gpu/drm/qxl/qxl_drv.h @@ -135,6 +135,8 @@ struct qxl_crtc { int index; int cur_x; int cur_y; + int hot_spot_x; + int hot_spot_y; }; struct qxl_output { diff --git a/drivers/gpu/drm/radeon/atombios_crtc.c b/drivers/gpu/drm/radeon/atombios_crtc.c index cf61e0856f4af2faa699118cf08bbf097cc24763..b80b08f71cb46e8d69d7bd94f6d951008267500e 100644 --- a/drivers/gpu/drm/radeon/atombios_crtc.c +++ b/drivers/gpu/drm/radeon/atombios_crtc.c @@ -275,13 +275,15 @@ void atombios_crtc_dpms(struct drm_crtc *crtc, int mode) if (ASIC_IS_DCE3(rdev) && !ASIC_IS_DCE6(rdev)) atombios_enable_crtc_memreq(crtc, ATOM_ENABLE); atombios_blank_crtc(crtc, ATOM_DISABLE); - drm_vblank_on(dev, radeon_crtc->crtc_id); + if (dev->num_crtcs > radeon_crtc->crtc_id) + drm_vblank_on(dev, radeon_crtc->crtc_id); radeon_crtc_load_lut(crtc); break; case DRM_MODE_DPMS_STANDBY: case DRM_MODE_DPMS_SUSPEND: case DRM_MODE_DPMS_OFF: - drm_vblank_off(dev, radeon_crtc->crtc_id); + if (dev->num_crtcs > radeon_crtc->crtc_id) + drm_vblank_off(dev, radeon_crtc->crtc_id); if (radeon_crtc->enabled) atombios_blank_crtc(crtc, ATOM_ENABLE); if (ASIC_IS_DCE3(rdev) && !ASIC_IS_DCE6(rdev)) diff --git a/drivers/gpu/drm/radeon/ni_reg.h b/drivers/gpu/drm/radeon/ni_reg.h index da310a70c0f01b880f8bac9bf7bb2abe6da5d7a1..827ccc87cbc340bf4132a792f6436005f11111d6 100644 --- a/drivers/gpu/drm/radeon/ni_reg.h +++ b/drivers/gpu/drm/radeon/ni_reg.h @@ -109,6 +109,8 @@ #define NI_DP_MSE_SAT2 0x7398 #define NI_DP_MSE_SAT_UPDATE 0x739c +# define NI_DP_MSE_SAT_UPDATE_MASK 0x3 +# define NI_DP_MSE_16_MTP_KEEPOUT 0x100 #define NI_DIG_BE_CNTL 0x7140 # define NI_DIG_FE_SOURCE_SELECT(x) (((x) & 0x7f) << 8) diff --git a/drivers/gpu/drm/radeon/radeon_dp_mst.c b/drivers/gpu/drm/radeon/radeon_dp_mst.c index 43cffb526b0c604adbab9722f9e63501f51412db..de504ea29c06d355758e79c6ca18345f42e55f88 100644 --- a/drivers/gpu/drm/radeon/radeon_dp_mst.c +++ b/drivers/gpu/drm/radeon/radeon_dp_mst.c @@ -89,8 +89,16 @@ static int radeon_dp_mst_set_stream_attrib(struct radeon_encoder *primary, WREG32(NI_DP_MSE_SAT_UPDATE + primary->offset, 1); do { + unsigned value1, value2; + udelay(10); temp = RREG32(NI_DP_MSE_SAT_UPDATE + primary->offset); - } while ((temp & 0x1) && retries++ < 10000); + + value1 = temp & NI_DP_MSE_SAT_UPDATE_MASK; + value2 = temp & NI_DP_MSE_16_MTP_KEEPOUT; + + if (!value1 && !value2) + break; + } while (retries++ < 50); if (retries == 10000) DRM_ERROR("timed out waitin for SAT update %d\n", primary->offset); @@ -150,7 +158,7 @@ static int radeon_dp_mst_update_stream_attribs(struct radeon_connector *mst_conn return 0; } -static int radeon_dp_mst_set_vcp_size(struct radeon_encoder *mst, uint32_t x, uint32_t y) +static int radeon_dp_mst_set_vcp_size(struct radeon_encoder *mst, s64 avg_time_slots_per_mtp) { struct drm_device *dev = mst->base.dev; struct radeon_device *rdev = dev->dev_private; @@ -158,6 +166,8 @@ static int radeon_dp_mst_set_vcp_size(struct radeon_encoder *mst, uint32_t x, ui uint32_t val, temp; uint32_t offset = radeon_atom_set_enc_offset(mst_enc->fe); int retries = 0; + uint32_t x = drm_fixp2int(avg_time_slots_per_mtp); + uint32_t y = drm_fixp2int_ceil((avg_time_slots_per_mtp - x) << 26); val = NI_DP_MSE_RATE_X(x) | NI_DP_MSE_RATE_Y(y); @@ -165,6 +175,7 @@ static int radeon_dp_mst_set_vcp_size(struct radeon_encoder *mst, uint32_t x, ui do { temp = RREG32(NI_DP_MSE_RATE_UPDATE + offset); + udelay(10); } while ((temp & 0x1) && (retries++ < 10000)); if (retries >= 10000) @@ -246,14 +257,8 @@ radeon_dp_mst_connector_destroy(struct drm_connector *connector) kfree(radeon_connector); } -static int radeon_connector_dpms(struct drm_connector *connector, int mode) -{ - DRM_DEBUG_KMS("\n"); - return 0; -} - static const struct drm_connector_funcs radeon_dp_mst_connector_funcs = { - .dpms = radeon_connector_dpms, + .dpms = drm_helper_connector_dpms, .detect = radeon_dp_mst_detect, .fill_modes = drm_helper_probe_single_connector_modes, .destroy = radeon_dp_mst_connector_destroy, @@ -394,7 +399,7 @@ radeon_mst_encoder_dpms(struct drm_encoder *encoder, int mode) struct drm_crtc *crtc; struct radeon_crtc *radeon_crtc; int ret, slots; - + s64 fixed_pbn, fixed_pbn_per_slot, avg_time_slots_per_mtp; if (!ASIC_IS_DCE5(rdev)) { DRM_ERROR("got mst dpms on non-DCE5\n"); return; @@ -456,7 +461,11 @@ radeon_mst_encoder_dpms(struct drm_encoder *encoder, int mode) mst_enc->enc_active = true; radeon_dp_mst_update_stream_attribs(radeon_connector->mst_port, primary); - radeon_dp_mst_set_vcp_size(radeon_encoder, slots, 0); + + fixed_pbn = drm_int2fixp(mst_enc->pbn); + fixed_pbn_per_slot = drm_int2fixp(radeon_connector->mst_port->mst_mgr.pbn_div); + avg_time_slots_per_mtp = drm_fixp_div(fixed_pbn, fixed_pbn_per_slot); + radeon_dp_mst_set_vcp_size(radeon_encoder, avg_time_slots_per_mtp); atombios_dig_encoder_setup2(&primary->base, ATOM_ENCODER_CMD_DP_VIDEO_ON, 0, mst_enc->fe); diff --git a/drivers/gpu/drm/radeon/radeon_irq_kms.c b/drivers/gpu/drm/radeon/radeon_irq_kms.c index 979f3bf65f2c474f231a26eb47af963d4436be0f..1e9304d1c88fd4e844ee9c5bd36300ed992e0f29 100644 --- a/drivers/gpu/drm/radeon/radeon_irq_kms.c +++ b/drivers/gpu/drm/radeon/radeon_irq_kms.c @@ -291,6 +291,8 @@ int radeon_irq_kms_init(struct radeon_device *rdev) if (r) { return r; } + rdev->ddev->vblank_disable_allowed = true; + /* enable msi */ rdev->msi_enabled = 0; diff --git a/drivers/gpu/drm/radeon/radeon_legacy_crtc.c b/drivers/gpu/drm/radeon/radeon_legacy_crtc.c index 24152dfef19985bccc02b869853dd66f77d12e9e..478d4099b0d0e2b2d995d47bb74322ab46adf73b 100644 --- a/drivers/gpu/drm/radeon/radeon_legacy_crtc.c +++ b/drivers/gpu/drm/radeon/radeon_legacy_crtc.c @@ -331,13 +331,15 @@ static void radeon_crtc_dpms(struct drm_crtc *crtc, int mode) RADEON_CRTC_DISP_REQ_EN_B)); WREG32_P(RADEON_CRTC_EXT_CNTL, crtc_ext_cntl, ~(mask | crtc_ext_cntl)); } - drm_vblank_on(dev, radeon_crtc->crtc_id); + if (dev->num_crtcs > radeon_crtc->crtc_id) + drm_vblank_on(dev, radeon_crtc->crtc_id); radeon_crtc_load_lut(crtc); break; case DRM_MODE_DPMS_STANDBY: case DRM_MODE_DPMS_SUSPEND: case DRM_MODE_DPMS_OFF: - drm_vblank_off(dev, radeon_crtc->crtc_id); + if (dev->num_crtcs > radeon_crtc->crtc_id) + drm_vblank_off(dev, radeon_crtc->crtc_id); if (radeon_crtc->crtc_id) WREG32_P(RADEON_CRTC2_GEN_CNTL, mask, ~(RADEON_CRTC2_EN | mask)); else { diff --git a/drivers/gpu/drm/radeon/radeon_object.c b/drivers/gpu/drm/radeon/radeon_object.c index dd46c38676db2ad67a841d4386e585df36867cf0..2d901bf28a9448a90fc364f7eee0a2c7feec338f 100644 --- a/drivers/gpu/drm/radeon/radeon_object.c +++ b/drivers/gpu/drm/radeon/radeon_object.c @@ -799,6 +799,10 @@ int radeon_bo_fault_reserve_notify(struct ttm_buffer_object *bo) if ((offset + size) <= rdev->mc.visible_vram_size) return 0; + /* Can't move a pinned BO to visible VRAM */ + if (rbo->pin_count > 0) + return -EINVAL; + /* hurrah the memory is not visible ! */ radeon_ttm_placement_from_domain(rbo, RADEON_GEM_DOMAIN_VRAM); lpfn = rdev->mc.visible_vram_size >> PAGE_SHIFT; diff --git a/drivers/gpu/drm/radeon/radeon_ttm.c b/drivers/gpu/drm/radeon/radeon_ttm.c index 6d8c32377c6f81bb8497f2fb2ce93114b3140d99..7dddfdce85e6be56f5d6bab8787fad82aa120809 100644 --- a/drivers/gpu/drm/radeon/radeon_ttm.c +++ b/drivers/gpu/drm/radeon/radeon_ttm.c @@ -397,9 +397,15 @@ static int radeon_bo_move(struct ttm_buffer_object *bo, struct ttm_mem_reg *new_mem) { struct radeon_device *rdev; + struct radeon_bo *rbo; struct ttm_mem_reg *old_mem = &bo->mem; int r; + /* Can't move a pinned BO */ + rbo = container_of(bo, struct radeon_bo, tbo); + if (WARN_ON_ONCE(rbo->pin_count > 0)) + return -EINVAL; + rdev = radeon_get_rdev(bo->bdev); if (old_mem->mem_type == TTM_PL_SYSTEM && bo->ttm == NULL) { radeon_move_null(bo, new_mem); @@ -609,7 +615,7 @@ static void radeon_ttm_tt_unpin_userptr(struct ttm_tt *ttm) set_page_dirty(page); mark_page_accessed(page); - page_cache_release(page); + put_page(page); } sg_free_table(ttm->sg); diff --git a/drivers/gpu/drm/radeon/si_dpm.c b/drivers/gpu/drm/radeon/si_dpm.c index cb75ab72098a4b7fa30ef0c107b94e4e2d925148..af4df81c4e0c79c721dca5dc610da235d53651f9 100644 --- a/drivers/gpu/drm/radeon/si_dpm.c +++ b/drivers/gpu/drm/radeon/si_dpm.c @@ -2926,9 +2926,11 @@ static struct si_dpm_quirk si_dpm_quirk_list[] = { /* PITCAIRN - https://bugs.freedesktop.org/show_bug.cgi?id=76490 */ { PCI_VENDOR_ID_ATI, 0x6810, 0x1462, 0x3036, 0, 120000 }, { PCI_VENDOR_ID_ATI, 0x6811, 0x174b, 0xe271, 0, 120000 }, + { PCI_VENDOR_ID_ATI, 0x6811, 0x174b, 0x2015, 0, 120000 }, { PCI_VENDOR_ID_ATI, 0x6810, 0x174b, 0xe271, 85000, 90000 }, { PCI_VENDOR_ID_ATI, 0x6811, 0x1462, 0x2015, 0, 120000 }, { PCI_VENDOR_ID_ATI, 0x6811, 0x1043, 0x2015, 0, 120000 }, + { PCI_VENDOR_ID_ATI, 0x6811, 0x148c, 0x2015, 0, 120000 }, { 0, 0, 0, 0 }, }; @@ -3008,6 +3010,10 @@ static void si_apply_state_adjust_rules(struct radeon_device *rdev, } ++p; } + /* limit mclk on all R7 370 parts for stability */ + if (rdev->pdev->device == 0x6811 && + rdev->pdev->revision == 0x81) + max_mclk = 120000; if (rps->vce_active) { rps->evclk = rdev->pm.dpm.vce_states[rdev->pm.dpm.vce_level].evclk; diff --git a/drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c b/drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c index 3d3cf2f8891e5d584807f6601b9e2b6f3ca2c23a..d5cfef75fc80b96716a062543f1ae7d0565120e0 100644 --- a/drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c +++ b/drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c @@ -271,8 +271,6 @@ static int dw_hdmi_rockchip_bind(struct device *dev, struct device *master, if (!iores) return -ENXIO; - platform_set_drvdata(pdev, hdmi); - encoder->possible_crtcs = drm_of_find_possible_crtcs(drm, dev->of_node); /* * If we failed to find the CRTC(s) which this encoder is @@ -293,7 +291,16 @@ static int dw_hdmi_rockchip_bind(struct device *dev, struct device *master, drm_encoder_init(drm, encoder, &dw_hdmi_rockchip_encoder_funcs, DRM_MODE_ENCODER_TMDS, NULL); - return dw_hdmi_bind(dev, master, data, encoder, iores, irq, plat_data); + ret = dw_hdmi_bind(dev, master, data, encoder, iores, irq, plat_data); + + /* + * If dw_hdmi_bind() fails we'll never call dw_hdmi_unbind(), + * which would have called the encoder cleanup. Do it manually. + */ + if (ret) + drm_encoder_cleanup(encoder); + + return ret; } static void dw_hdmi_rockchip_unbind(struct device *dev, struct device *master, diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_drv.c b/drivers/gpu/drm/rockchip/rockchip_drm_drv.c index 896da09e49ee027838582cbb50bf45c05cbc839e..f556a8f4fde6c7f2e6f36708b07a2d1de4d13118 100644 --- a/drivers/gpu/drm/rockchip/rockchip_drm_drv.c +++ b/drivers/gpu/drm/rockchip/rockchip_drm_drv.c @@ -251,6 +251,27 @@ static int rockchip_drm_unload(struct drm_device *drm_dev) return 0; } +static void rockchip_drm_crtc_cancel_pending_vblank(struct drm_crtc *crtc, + struct drm_file *file_priv) +{ + struct rockchip_drm_private *priv = crtc->dev->dev_private; + int pipe = drm_crtc_index(crtc); + + if (pipe < ROCKCHIP_MAX_CRTC && + priv->crtc_funcs[pipe] && + priv->crtc_funcs[pipe]->cancel_pending_vblank) + priv->crtc_funcs[pipe]->cancel_pending_vblank(crtc, file_priv); +} + +static void rockchip_drm_preclose(struct drm_device *dev, + struct drm_file *file_priv) +{ + struct drm_crtc *crtc; + + list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) + rockchip_drm_crtc_cancel_pending_vblank(crtc, file_priv); +} + void rockchip_drm_lastclose(struct drm_device *dev) { struct rockchip_drm_private *priv = dev->dev_private; @@ -281,6 +302,7 @@ static struct drm_driver rockchip_drm_driver = { DRIVER_PRIME | DRIVER_ATOMIC, .load = rockchip_drm_load, .unload = rockchip_drm_unload, + .preclose = rockchip_drm_preclose, .lastclose = rockchip_drm_lastclose, .get_vblank_counter = drm_vblank_no_hw_counter, .enable_vblank = rockchip_drm_crtc_enable_vblank, diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_drv.h b/drivers/gpu/drm/rockchip/rockchip_drm_drv.h index 3529f692edb871a95aa803748f27b633db4c1d6e..00d17d71aa4cef5785154d51cc78e68d83586860 100644 --- a/drivers/gpu/drm/rockchip/rockchip_drm_drv.h +++ b/drivers/gpu/drm/rockchip/rockchip_drm_drv.h @@ -40,6 +40,7 @@ struct rockchip_crtc_funcs { int (*enable_vblank)(struct drm_crtc *crtc); void (*disable_vblank)(struct drm_crtc *crtc); void (*wait_for_update)(struct drm_crtc *crtc); + void (*cancel_pending_vblank)(struct drm_crtc *crtc, struct drm_file *file_priv); }; struct rockchip_atomic_commit { diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_vop.c b/drivers/gpu/drm/rockchip/rockchip_drm_vop.c index fd370548d7d75dc1990226110cf24ea0353a002c..a619f120f801f810fca5e3b2e7ff2cbeade89861 100644 --- a/drivers/gpu/drm/rockchip/rockchip_drm_vop.c +++ b/drivers/gpu/drm/rockchip/rockchip_drm_vop.c @@ -499,10 +499,25 @@ static void vop_enable(struct drm_crtc *crtc) static void vop_crtc_disable(struct drm_crtc *crtc) { struct vop *vop = to_vop(crtc); + int i; if (!vop->is_enabled) return; + /* + * We need to make sure that all windows are disabled before we + * disable that crtc. Otherwise we might try to scan from a destroyed + * buffer later. + */ + for (i = 0; i < vop->data->win_size; i++) { + struct vop_win *vop_win = &vop->win[i]; + const struct vop_win_data *win = vop_win->data; + + spin_lock(&vop->reg_lock); + VOP_WIN_SET(vop, win, enable, 0); + spin_unlock(&vop->reg_lock); + } + drm_crtc_vblank_off(crtc); /* @@ -549,6 +564,7 @@ static int vop_plane_atomic_check(struct drm_plane *plane, struct drm_plane_state *state) { struct drm_crtc *crtc = state->crtc; + struct drm_crtc_state *crtc_state; struct drm_framebuffer *fb = state->fb; struct vop_win *vop_win = to_vop_win(plane); struct vop_plane_state *vop_plane_state = to_vop_plane_state(state); @@ -563,12 +579,13 @@ static int vop_plane_atomic_check(struct drm_plane *plane, int max_scale = win->phy->scl ? FRAC_16_16(8, 1) : DRM_PLANE_HELPER_NO_SCALING; - crtc = crtc ? crtc : plane->state->crtc; - /* - * Both crtc or plane->state->crtc can be null. - */ if (!crtc || !fb) goto out_disable; + + crtc_state = drm_atomic_get_existing_crtc_state(state->state, crtc); + if (WARN_ON(!crtc_state)) + return -EINVAL; + src->x1 = state->src_x; src->y1 = state->src_y; src->x2 = state->src_x + state->src_w; @@ -580,8 +597,8 @@ static int vop_plane_atomic_check(struct drm_plane *plane, clip.x1 = 0; clip.y1 = 0; - clip.x2 = crtc->mode.hdisplay; - clip.y2 = crtc->mode.vdisplay; + clip.x2 = crtc_state->adjusted_mode.hdisplay; + clip.y2 = crtc_state->adjusted_mode.vdisplay; ret = drm_plane_helper_check_update(plane, crtc, state->fb, src, dest, &clip, @@ -873,10 +890,30 @@ static void vop_crtc_wait_for_update(struct drm_crtc *crtc) WARN_ON(!wait_for_completion_timeout(&vop->wait_update_complete, 100)); } +static void vop_crtc_cancel_pending_vblank(struct drm_crtc *crtc, + struct drm_file *file_priv) +{ + struct drm_device *drm = crtc->dev; + struct vop *vop = to_vop(crtc); + struct drm_pending_vblank_event *e; + unsigned long flags; + + spin_lock_irqsave(&drm->event_lock, flags); + e = vop->event; + if (e && e->base.file_priv == file_priv) { + vop->event = NULL; + + e->base.destroy(&e->base); + file_priv->event_space += sizeof(e->event); + } + spin_unlock_irqrestore(&drm->event_lock, flags); +} + static const struct rockchip_crtc_funcs private_crtc_funcs = { .enable_vblank = vop_crtc_enable_vblank, .disable_vblank = vop_crtc_disable_vblank, .wait_for_update = vop_crtc_wait_for_update, + .cancel_pending_vblank = vop_crtc_cancel_pending_vblank, }; static bool vop_crtc_mode_fixup(struct drm_crtc *crtc, @@ -885,9 +922,6 @@ static bool vop_crtc_mode_fixup(struct drm_crtc *crtc, { struct vop *vop = to_vop(crtc); - if (adjusted_mode->htotal == 0 || adjusted_mode->vtotal == 0) - return false; - adjusted_mode->clock = clk_round_rate(vop->dclk, mode->clock * 1000) / 1000; @@ -1108,7 +1142,7 @@ static int vop_create_crtc(struct vop *vop) const struct vop_data *vop_data = vop->data; struct device *dev = vop->dev; struct drm_device *drm_dev = vop->drm_dev; - struct drm_plane *primary = NULL, *cursor = NULL, *plane; + struct drm_plane *primary = NULL, *cursor = NULL, *plane, *tmp; struct drm_crtc *crtc = &vop->crtc; struct device_node *port; int ret; @@ -1148,7 +1182,7 @@ static int vop_create_crtc(struct vop *vop) ret = drm_crtc_init_with_planes(drm_dev, crtc, primary, cursor, &vop_crtc_funcs, NULL); if (ret) - return ret; + goto err_cleanup_planes; drm_crtc_helper_add(crtc, &vop_crtc_helper_funcs); @@ -1181,6 +1215,7 @@ static int vop_create_crtc(struct vop *vop) if (!port) { DRM_ERROR("no port node found in %s\n", dev->of_node->full_name); + ret = -ENOENT; goto err_cleanup_crtc; } @@ -1194,7 +1229,8 @@ static int vop_create_crtc(struct vop *vop) err_cleanup_crtc: drm_crtc_cleanup(crtc); err_cleanup_planes: - list_for_each_entry(plane, &drm_dev->mode_config.plane_list, head) + list_for_each_entry_safe(plane, tmp, &drm_dev->mode_config.plane_list, + head) drm_plane_cleanup(plane); return ret; } @@ -1202,9 +1238,28 @@ static int vop_create_crtc(struct vop *vop) static void vop_destroy_crtc(struct vop *vop) { struct drm_crtc *crtc = &vop->crtc; + struct drm_device *drm_dev = vop->drm_dev; + struct drm_plane *plane, *tmp; rockchip_unregister_crtc_funcs(crtc); of_node_put(crtc->port); + + /* + * We need to cleanup the planes now. Why? + * + * The planes are "&vop->win[i].base". That means the memory is + * all part of the big "struct vop" chunk of memory. That memory + * was devm allocated and associated with this component. We need to + * free it ourselves before vop_unbind() finishes. + */ + list_for_each_entry_safe(plane, tmp, &drm_dev->mode_config.plane_list, + head) + vop_plane_destroy(plane); + + /* + * Destroy CRTC after vop_plane_destroy() since vop_disable_plane() + * references the CRTC. + */ drm_crtc_cleanup(crtc); } diff --git a/drivers/gpu/drm/ttm/ttm_tt.c b/drivers/gpu/drm/ttm/ttm_tt.c index 4e19d0f9cc3094ae9585eef447c2439589a4a304..077ae9b2865dcda4bb8d9e774a8b4a5cf498bc84 100644 --- a/drivers/gpu/drm/ttm/ttm_tt.c +++ b/drivers/gpu/drm/ttm/ttm_tt.c @@ -311,7 +311,7 @@ int ttm_tt_swapin(struct ttm_tt *ttm) goto out_err; copy_highpage(to_page, from_page); - page_cache_release(from_page); + put_page(from_page); } if (!(ttm->page_flags & TTM_PAGE_FLAG_PERSISTENT_SWAP)) @@ -361,7 +361,7 @@ int ttm_tt_swapout(struct ttm_tt *ttm, struct file *persistent_swap_storage) copy_highpage(to_page, from_page); set_page_dirty(to_page); mark_page_accessed(to_page); - page_cache_release(to_page); + put_page(to_page); } ttm_tt_unpopulate(ttm); diff --git a/drivers/gpu/drm/udl/udl_fb.c b/drivers/gpu/drm/udl/udl_fb.c index 33239a2b264a2c3b608b0f937dc781ce3f37dd05..fd1eb9d03f0b55751ae04568c53642a683a3e351 100644 --- a/drivers/gpu/drm/udl/udl_fb.c +++ b/drivers/gpu/drm/udl/udl_fb.c @@ -536,7 +536,7 @@ static int udlfb_create(struct drm_fb_helper *helper, out_destroy_fbi: drm_fb_helper_release_fbi(helper); out_gfree: - drm_gem_object_unreference(&ufbdev->ufb.obj->base); + drm_gem_object_unreference_unlocked(&ufbdev->ufb.obj->base); out: return ret; } diff --git a/drivers/gpu/drm/udl/udl_gem.c b/drivers/gpu/drm/udl/udl_gem.c index 2a0a784ab6eec37c34143f250fae9851f5d3ea94..d7528e0d844244bfc1de19ed2f84cd42a3aea836 100644 --- a/drivers/gpu/drm/udl/udl_gem.c +++ b/drivers/gpu/drm/udl/udl_gem.c @@ -52,7 +52,7 @@ udl_gem_create(struct drm_file *file, return ret; } - drm_gem_object_unreference(&obj->base); + drm_gem_object_unreference_unlocked(&obj->base); *handle_p = handle; return 0; } diff --git a/drivers/gpu/drm/via/via_dmablit.c b/drivers/gpu/drm/via/via_dmablit.c index e797dfc07ae3fb3ffe5ec036eb6e2d78f09a7cbb..7e2a12c4fed2a49bb5f35714e8ef42f24cf8f7d1 100644 --- a/drivers/gpu/drm/via/via_dmablit.c +++ b/drivers/gpu/drm/via/via_dmablit.c @@ -188,7 +188,7 @@ via_free_sg_info(struct pci_dev *pdev, drm_via_sg_info_t *vsg) if (NULL != (page = vsg->pages[i])) { if (!PageReserved(page) && (DMA_FROM_DEVICE == vsg->direction)) SetPageDirty(page); - page_cache_release(page); + put_page(page); } } case dr_via_pages_alloc: diff --git a/drivers/gpu/ipu-v3/ipu-cpmem.c b/drivers/gpu/ipu-v3/ipu-cpmem.c index 883a314cd83ae5841dc2fd14ba03bd9228297a09..6494a4d2817149e06e1ab241ccb10552d52dc553 100644 --- a/drivers/gpu/ipu-v3/ipu-cpmem.c +++ b/drivers/gpu/ipu-v3/ipu-cpmem.c @@ -395,60 +395,48 @@ void ipu_cpmem_set_yuv_interleaved(struct ipuv3_channel *ch, u32 pixel_format) EXPORT_SYMBOL_GPL(ipu_cpmem_set_yuv_interleaved); void ipu_cpmem_set_yuv_planar_full(struct ipuv3_channel *ch, - u32 pixel_format, int stride, - int u_offset, int v_offset) + unsigned int uv_stride, + unsigned int u_offset, unsigned int v_offset) { - switch (pixel_format) { - case V4L2_PIX_FMT_YUV420: - case V4L2_PIX_FMT_YUV422P: - ipu_ch_param_write_field(ch, IPU_FIELD_SLUV, (stride / 2) - 1); - ipu_ch_param_write_field(ch, IPU_FIELD_UBO, u_offset / 8); - ipu_ch_param_write_field(ch, IPU_FIELD_VBO, v_offset / 8); - break; - case V4L2_PIX_FMT_YVU420: - ipu_ch_param_write_field(ch, IPU_FIELD_SLUV, (stride / 2) - 1); - ipu_ch_param_write_field(ch, IPU_FIELD_UBO, v_offset / 8); - ipu_ch_param_write_field(ch, IPU_FIELD_VBO, u_offset / 8); - break; - case V4L2_PIX_FMT_NV12: - case V4L2_PIX_FMT_NV16: - ipu_ch_param_write_field(ch, IPU_FIELD_SLUV, stride - 1); - ipu_ch_param_write_field(ch, IPU_FIELD_UBO, u_offset / 8); - ipu_ch_param_write_field(ch, IPU_FIELD_VBO, u_offset / 8); - break; - } + ipu_ch_param_write_field(ch, IPU_FIELD_SLUV, uv_stride - 1); + ipu_ch_param_write_field(ch, IPU_FIELD_UBO, u_offset / 8); + ipu_ch_param_write_field(ch, IPU_FIELD_VBO, v_offset / 8); } EXPORT_SYMBOL_GPL(ipu_cpmem_set_yuv_planar_full); void ipu_cpmem_set_yuv_planar(struct ipuv3_channel *ch, u32 pixel_format, int stride, int height) { - int u_offset, v_offset; + int fourcc, u_offset, v_offset; int uv_stride = 0; - switch (pixel_format) { - case V4L2_PIX_FMT_YUV420: - case V4L2_PIX_FMT_YVU420: + fourcc = v4l2_pix_fmt_to_drm_fourcc(pixel_format); + switch (fourcc) { + case DRM_FORMAT_YUV420: uv_stride = stride / 2; u_offset = stride * height; v_offset = u_offset + (uv_stride * height / 2); - ipu_cpmem_set_yuv_planar_full(ch, pixel_format, stride, - u_offset, v_offset); break; - case V4L2_PIX_FMT_YUV422P: + case DRM_FORMAT_YVU420: + uv_stride = stride / 2; + v_offset = stride * height; + u_offset = v_offset + (uv_stride * height / 2); + break; + case DRM_FORMAT_YUV422: uv_stride = stride / 2; u_offset = stride * height; v_offset = u_offset + (uv_stride * height); - ipu_cpmem_set_yuv_planar_full(ch, pixel_format, stride, - u_offset, v_offset); break; - case V4L2_PIX_FMT_NV12: - case V4L2_PIX_FMT_NV16: + case DRM_FORMAT_NV12: + case DRM_FORMAT_NV16: + uv_stride = stride; u_offset = stride * height; - ipu_cpmem_set_yuv_planar_full(ch, pixel_format, stride, - u_offset, 0); + v_offset = 0; break; + default: + return; } + ipu_cpmem_set_yuv_planar_full(ch, uv_stride, u_offset, v_offset); } EXPORT_SYMBOL_GPL(ipu_cpmem_set_yuv_planar); @@ -684,17 +672,25 @@ int ipu_cpmem_set_image(struct ipuv3_channel *ch, struct ipu_image *image) switch (pix->pixelformat) { case V4L2_PIX_FMT_YUV420: - case V4L2_PIX_FMT_YVU420: offset = Y_OFFSET(pix, image->rect.left, image->rect.top); u_offset = U_OFFSET(pix, image->rect.left, image->rect.top) - offset; v_offset = V_OFFSET(pix, image->rect.left, image->rect.top) - offset; - ipu_cpmem_set_yuv_planar_full(ch, pix->pixelformat, - pix->bytesperline, + ipu_cpmem_set_yuv_planar_full(ch, pix->bytesperline / 2, u_offset, v_offset); break; + case V4L2_PIX_FMT_YVU420: + offset = Y_OFFSET(pix, image->rect.left, image->rect.top); + u_offset = U_OFFSET(pix, image->rect.left, + image->rect.top) - offset; + v_offset = V_OFFSET(pix, image->rect.left, + image->rect.top) - offset; + + ipu_cpmem_set_yuv_planar_full(ch, pix->bytesperline / 2, + v_offset, u_offset); + break; case V4L2_PIX_FMT_YUV422P: offset = Y_OFFSET(pix, image->rect.left, image->rect.top); u_offset = U2_OFFSET(pix, image->rect.left, @@ -702,8 +698,7 @@ int ipu_cpmem_set_image(struct ipuv3_channel *ch, struct ipu_image *image) v_offset = V2_OFFSET(pix, image->rect.left, image->rect.top) - offset; - ipu_cpmem_set_yuv_planar_full(ch, pix->pixelformat, - pix->bytesperline, + ipu_cpmem_set_yuv_planar_full(ch, pix->bytesperline / 2, u_offset, v_offset); break; case V4L2_PIX_FMT_NV12: @@ -712,8 +707,7 @@ int ipu_cpmem_set_image(struct ipuv3_channel *ch, struct ipu_image *image) image->rect.top) - offset; v_offset = 0; - ipu_cpmem_set_yuv_planar_full(ch, pix->pixelformat, - pix->bytesperline, + ipu_cpmem_set_yuv_planar_full(ch, pix->bytesperline, u_offset, v_offset); break; case V4L2_PIX_FMT_NV16: @@ -722,8 +716,7 @@ int ipu_cpmem_set_image(struct ipuv3_channel *ch, struct ipu_image *image) image->rect.top) - offset; v_offset = 0; - ipu_cpmem_set_yuv_planar_full(ch, pix->pixelformat, - pix->bytesperline, + ipu_cpmem_set_yuv_planar_full(ch, pix->bytesperline, u_offset, v_offset); break; case V4L2_PIX_FMT_UYVY: diff --git a/drivers/gpu/ipu-v3/ipu-dmfc.c b/drivers/gpu/ipu-v3/ipu-dmfc.c index 042c3958e2a099224b25cafd194e076b7150f67c..837b1ec228005ebf0b36a865d4f992588229dc0a 100644 --- a/drivers/gpu/ipu-v3/ipu-dmfc.c +++ b/drivers/gpu/ipu-v3/ipu-dmfc.c @@ -350,11 +350,13 @@ int ipu_dmfc_alloc_bandwidth(struct dmfc_channel *dmfc, } EXPORT_SYMBOL_GPL(ipu_dmfc_alloc_bandwidth); -int ipu_dmfc_init_channel(struct dmfc_channel *dmfc, int width) +void ipu_dmfc_config_wait4eot(struct dmfc_channel *dmfc, int width) { struct ipu_dmfc_priv *priv = dmfc->priv; u32 dmfc_gen1; + mutex_lock(&priv->mutex); + dmfc_gen1 = readl(priv->base + DMFC_GENERAL1); if ((dmfc->slots * 64 * 4) / width > dmfc->data->max_fifo_lines) @@ -364,9 +366,9 @@ int ipu_dmfc_init_channel(struct dmfc_channel *dmfc, int width) writel(dmfc_gen1, priv->base + DMFC_GENERAL1); - return 0; + mutex_unlock(&priv->mutex); } -EXPORT_SYMBOL_GPL(ipu_dmfc_init_channel); +EXPORT_SYMBOL_GPL(ipu_dmfc_config_wait4eot); struct dmfc_channel *ipu_dmfc_get(struct ipu_soc *ipu, int ipu_channel) { diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c index bdb8cc89cacc73ea6442c9cf84de4180ded70772..4f9c5c6deaed189f6be5a34145a2ec5cf3fa40b7 100644 --- a/drivers/hid/hid-core.c +++ b/drivers/hid/hid-core.c @@ -1979,6 +1979,9 @@ static const struct hid_device_id hid_have_special_driver[] = { { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_TYPE_COVER_PRO_3_2) }, { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_TYPE_COVER_PRO_3_JP) }, { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_TYPE_COVER_3) }, + { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_DIGITAL_MEDIA_7K) }, + { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_DIGITAL_MEDIA_600) }, + { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_DIGITAL_MEDIA_3KV1) }, { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_POWER_COVER) }, { HID_USB_DEVICE(USB_VENDOR_ID_MONTEREY, USB_DEVICE_ID_GENIUS_KB29E) }, { HID_USB_DEVICE(USB_VENDOR_ID_MSI, USB_DEVICE_ID_MSI_GT683R_LED_PANEL) }, diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h index 5c0e43ed5c53ca28e554b7d833b093f545b8b440..c6eaff5f88451f770cf036e71b9167a0202351e7 100644 --- a/drivers/hid/hid-ids.h +++ b/drivers/hid/hid-ids.h @@ -676,6 +676,7 @@ #define USB_DEVICE_ID_SIDEWINDER_GV 0x003b #define USB_DEVICE_ID_MS_OFFICE_KB 0x0048 #define USB_DEVICE_ID_WIRELESS_OPTICAL_DESKTOP_3_0 0x009d +#define USB_DEVICE_ID_MS_DIGITAL_MEDIA_7K 0x00b4 #define USB_DEVICE_ID_MS_NE4K 0x00db #define USB_DEVICE_ID_MS_NE4K_JP 0x00dc #define USB_DEVICE_ID_MS_LK6K 0x00f9 @@ -683,6 +684,8 @@ #define USB_DEVICE_ID_MS_PRESENTER_8K_USB 0x0713 #define USB_DEVICE_ID_MS_NE7K 0x071d #define USB_DEVICE_ID_MS_DIGITAL_MEDIA_3K 0x0730 +#define USB_DEVICE_ID_MS_DIGITAL_MEDIA_3KV1 0x0732 +#define USB_DEVICE_ID_MS_DIGITAL_MEDIA_600 0x0750 #define USB_DEVICE_ID_MS_COMFORT_MOUSE_4500 0x076c #define USB_DEVICE_ID_MS_COMFORT_KEYBOARD 0x00e3 #define USB_DEVICE_ID_MS_SURFACE_PRO_2 0x0799 diff --git a/drivers/hid/hid-lenovo.c b/drivers/hid/hid-lenovo.c index 0125e356bd8d29c0ad51b22d604f1df00f0f2cd7..1ac4ff4d57a659fc89c6a2bf36b83ba2d679fdcc 100644 --- a/drivers/hid/hid-lenovo.c +++ b/drivers/hid/hid-lenovo.c @@ -184,21 +184,31 @@ static int lenovo_send_cmd_cptkbd(struct hid_device *hdev, unsigned char byte2, unsigned char byte3) { int ret; - unsigned char buf[] = {0x18, byte2, byte3}; + unsigned char *buf; + + buf = kzalloc(3, GFP_KERNEL); + if (!buf) + return -ENOMEM; + + buf[0] = 0x18; + buf[1] = byte2; + buf[2] = byte3; switch (hdev->product) { case USB_DEVICE_ID_LENOVO_CUSBKBD: - ret = hid_hw_raw_request(hdev, 0x13, buf, sizeof(buf), + ret = hid_hw_raw_request(hdev, 0x13, buf, 3, HID_FEATURE_REPORT, HID_REQ_SET_REPORT); break; case USB_DEVICE_ID_LENOVO_CBTKBD: - ret = hid_hw_output_report(hdev, buf, sizeof(buf)); + ret = hid_hw_output_report(hdev, buf, 3); break; default: ret = -EINVAL; break; } + kfree(buf); + return ret < 0 ? ret : 0; /* BT returns 0, USB returns sizeof(buf) */ } diff --git a/drivers/hid/hid-microsoft.c b/drivers/hid/hid-microsoft.c index 75cd3bc59c549a2be01c8092412dafd24abf8c61..e924d555536cf7fb1b221af4c15e51112df107c8 100644 --- a/drivers/hid/hid-microsoft.c +++ b/drivers/hid/hid-microsoft.c @@ -272,6 +272,12 @@ static const struct hid_device_id ms_devices[] = { .driver_data = MS_PRESENTER }, { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_DIGITAL_MEDIA_3K), .driver_data = MS_ERGONOMY | MS_RDESC_3K }, + { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_DIGITAL_MEDIA_7K), + .driver_data = MS_ERGONOMY }, + { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_DIGITAL_MEDIA_600), + .driver_data = MS_ERGONOMY }, + { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_DIGITAL_MEDIA_3KV1), + .driver_data = MS_ERGONOMY }, { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_WIRELESS_OPTICAL_DESKTOP_3_0), .driver_data = MS_NOGET }, { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_COMFORT_MOUSE_4500), diff --git a/drivers/hid/hid-multitouch.c b/drivers/hid/hid-multitouch.c index 25d3c4330bf69bbca32efb3883628f3af6a28875..c741f5e50a6681cd0b6267fc04c5ca11f1b0a1b5 100644 --- a/drivers/hid/hid-multitouch.c +++ b/drivers/hid/hid-multitouch.c @@ -1169,6 +1169,7 @@ static void mt_release_contacts(struct hid_device *hid) MT_TOOL_FINGER, false); } + input_mt_sync_frame(input_dev); input_sync(input_dev); } } diff --git a/drivers/hid/hid-wiimote-modules.c b/drivers/hid/hid-wiimote-modules.c index 4390eee2ce84977427e7c3759f9e481895037858..c830ed39348f7cdba2b06b9dda01616e9405335a 100644 --- a/drivers/hid/hid-wiimote-modules.c +++ b/drivers/hid/hid-wiimote-modules.c @@ -2049,9 +2049,11 @@ static void wiimod_mp_in_mp(struct wiimote_data *wdata, const __u8 *ext) * -----+------------------------------+-----+-----+ * The single bits Yaw, Roll, Pitch in the lower right corner specify * whether the wiimote is rotating fast (0) or slow (1). Speed for slow - * roation is 440 deg/s and for fast rotation 2000 deg/s. To get a - * linear scale we multiply by 2000/440 = ~4.5454 which is 18 for fast - * and 9 for slow. + * roation is 8192/440 units / deg/s and for fast rotation 8192/2000 + * units / deg/s. To get a linear scale for fast rotation we multiply + * by 2000/440 = ~4.5454 and scale both fast and slow by 9 to match the + * previous scale reported by this driver. + * This leaves a linear scale with 8192*9/440 (~167.564) units / deg/s. * If the wiimote is not rotating the sensor reports 2^13 = 8192. * Ext specifies whether an extension is connected to the motionp. * which is parsed by wiimote-core. @@ -2070,15 +2072,15 @@ static void wiimod_mp_in_mp(struct wiimote_data *wdata, const __u8 *ext) z -= 8192; if (!(ext[3] & 0x02)) - x *= 18; + x = (x * 2000 * 9) / 440; else x *= 9; if (!(ext[4] & 0x02)) - y *= 18; + y = (y * 2000 * 9) / 440; else y *= 9; if (!(ext[3] & 0x01)) - z *= 18; + z = (z * 2000 * 9) / 440; else z *= 9; diff --git a/drivers/hid/usbhid/hid-core.c b/drivers/hid/usbhid/hid-core.c index ad71160b9ea4341309030db0aea3aa2213ad71d3..ae83af649a607f67239f1a64bf45dd4b5770cc7d 100644 --- a/drivers/hid/usbhid/hid-core.c +++ b/drivers/hid/usbhid/hid-core.c @@ -951,14 +951,6 @@ static int usbhid_output_report(struct hid_device *hid, __u8 *buf, size_t count) return ret; } -static void usbhid_restart_queues(struct usbhid_device *usbhid) -{ - if (usbhid->urbout && !test_bit(HID_OUT_RUNNING, &usbhid->iofl)) - usbhid_restart_out_queue(usbhid); - if (!test_bit(HID_CTRL_RUNNING, &usbhid->iofl)) - usbhid_restart_ctrl_queue(usbhid); -} - static void hid_free_buffers(struct usb_device *dev, struct hid_device *hid) { struct usbhid_device *usbhid = hid->driver_data; @@ -1404,6 +1396,37 @@ static void hid_cease_io(struct usbhid_device *usbhid) usb_kill_urb(usbhid->urbout); } +static void hid_restart_io(struct hid_device *hid) +{ + struct usbhid_device *usbhid = hid->driver_data; + int clear_halt = test_bit(HID_CLEAR_HALT, &usbhid->iofl); + int reset_pending = test_bit(HID_RESET_PENDING, &usbhid->iofl); + + spin_lock_irq(&usbhid->lock); + clear_bit(HID_SUSPENDED, &usbhid->iofl); + usbhid_mark_busy(usbhid); + + if (clear_halt || reset_pending) + schedule_work(&usbhid->reset_work); + usbhid->retry_delay = 0; + spin_unlock_irq(&usbhid->lock); + + if (reset_pending || !test_bit(HID_STARTED, &usbhid->iofl)) + return; + + if (!clear_halt) { + if (hid_start_in(hid) < 0) + hid_io_error(hid); + } + + spin_lock_irq(&usbhid->lock); + if (usbhid->urbout && !test_bit(HID_OUT_RUNNING, &usbhid->iofl)) + usbhid_restart_out_queue(usbhid); + if (!test_bit(HID_CTRL_RUNNING, &usbhid->iofl)) + usbhid_restart_ctrl_queue(usbhid); + spin_unlock_irq(&usbhid->lock); +} + /* Treat USB reset pretty much the same as suspend/resume */ static int hid_pre_reset(struct usb_interface *intf) { @@ -1453,14 +1476,14 @@ static int hid_post_reset(struct usb_interface *intf) return 1; } + /* No need to do another reset or clear a halted endpoint */ spin_lock_irq(&usbhid->lock); clear_bit(HID_RESET_PENDING, &usbhid->iofl); + clear_bit(HID_CLEAR_HALT, &usbhid->iofl); spin_unlock_irq(&usbhid->lock); hid_set_idle(dev, intf->cur_altsetting->desc.bInterfaceNumber, 0, 0); - status = hid_start_in(hid); - if (status < 0) - hid_io_error(hid); - usbhid_restart_queues(usbhid); + + hid_restart_io(hid); return 0; } @@ -1483,25 +1506,9 @@ void usbhid_put_power(struct hid_device *hid) #ifdef CONFIG_PM static int hid_resume_common(struct hid_device *hid, bool driver_suspended) { - struct usbhid_device *usbhid = hid->driver_data; - int status; - - spin_lock_irq(&usbhid->lock); - clear_bit(HID_SUSPENDED, &usbhid->iofl); - usbhid_mark_busy(usbhid); - - if (test_bit(HID_CLEAR_HALT, &usbhid->iofl) || - test_bit(HID_RESET_PENDING, &usbhid->iofl)) - schedule_work(&usbhid->reset_work); - usbhid->retry_delay = 0; - - usbhid_restart_queues(usbhid); - spin_unlock_irq(&usbhid->lock); - - status = hid_start_in(hid); - if (status < 0) - hid_io_error(hid); + int status = 0; + hid_restart_io(hid); if (driver_suspended && hid->driver && hid->driver->resume) status = hid->driver->resume(hid); return status; @@ -1570,12 +1577,8 @@ static int hid_suspend(struct usb_interface *intf, pm_message_t message) static int hid_resume(struct usb_interface *intf) { struct hid_device *hid = usb_get_intfdata (intf); - struct usbhid_device *usbhid = hid->driver_data; int status; - if (!test_bit(HID_STARTED, &usbhid->iofl)) - return 0; - status = hid_resume_common(hid, true); dev_dbg(&intf->dev, "resume status %d\n", status); return 0; @@ -1584,10 +1587,8 @@ static int hid_resume(struct usb_interface *intf) static int hid_reset_resume(struct usb_interface *intf) { struct hid_device *hid = usb_get_intfdata(intf); - struct usbhid_device *usbhid = hid->driver_data; int status; - clear_bit(HID_SUSPENDED, &usbhid->iofl); status = hid_post_reset(intf); if (status >= 0 && hid->driver && hid->driver->reset_resume) { int ret = hid->driver->reset_resume(hid); diff --git a/drivers/hid/wacom_sys.c b/drivers/hid/wacom_sys.c index 68a560957871c5a497e4e3d0229ca03dc359d8da..ccf1883318c37ff401c08a147d365ab2fbb0d5df 100644 --- a/drivers/hid/wacom_sys.c +++ b/drivers/hid/wacom_sys.c @@ -152,6 +152,25 @@ static void wacom_feature_mapping(struct hid_device *hdev, hid_data->inputmode = field->report->id; hid_data->inputmode_index = usage->usage_index; break; + + case HID_UP_DIGITIZER: + if (field->report->id == 0x0B && + (field->application == WACOM_G9_DIGITIZER || + field->application == WACOM_G11_DIGITIZER)) { + wacom->wacom_wac.mode_report = field->report->id; + wacom->wacom_wac.mode_value = 0; + } + break; + + case WACOM_G9_PAGE: + case WACOM_G11_PAGE: + if (field->report->id == 0x03 && + (field->application == WACOM_G9_TOUCHSCREEN || + field->application == WACOM_G11_TOUCHSCREEN)) { + wacom->wacom_wac.mode_report = field->report->id; + wacom->wacom_wac.mode_value = 0; + } + break; } } @@ -322,26 +341,41 @@ static int wacom_hid_set_device_mode(struct hid_device *hdev) return 0; } -static int wacom_set_device_mode(struct hid_device *hdev, int report_id, - int length, int mode) +static int wacom_set_device_mode(struct hid_device *hdev, + struct wacom_wac *wacom_wac) { - unsigned char *rep_data; + u8 *rep_data; + struct hid_report *r; + struct hid_report_enum *re; + int length; int error = -ENOMEM, limit = 0; - rep_data = kzalloc(length, GFP_KERNEL); + if (wacom_wac->mode_report < 0) + return 0; + + re = &(hdev->report_enum[HID_FEATURE_REPORT]); + r = re->report_id_hash[wacom_wac->mode_report]; + if (!r) + return -EINVAL; + + rep_data = hid_alloc_report_buf(r, GFP_KERNEL); if (!rep_data) - return error; + return -ENOMEM; + + length = hid_report_len(r); do { - rep_data[0] = report_id; - rep_data[1] = mode; + rep_data[0] = wacom_wac->mode_report; + rep_data[1] = wacom_wac->mode_value; error = wacom_set_report(hdev, HID_FEATURE_REPORT, rep_data, length, 1); if (error >= 0) error = wacom_get_report(hdev, HID_FEATURE_REPORT, rep_data, length, 1); - } while (error >= 0 && rep_data[1] != mode && limit++ < WAC_MSG_RETRIES); + } while (error >= 0 && + rep_data[1] != wacom_wac->mode_report && + limit++ < WAC_MSG_RETRIES); kfree(rep_data); @@ -411,32 +445,41 @@ static int wacom_bt_query_tablet_data(struct hid_device *hdev, u8 speed, static int wacom_query_tablet_data(struct hid_device *hdev, struct wacom_features *features) { + struct wacom *wacom = hid_get_drvdata(hdev); + struct wacom_wac *wacom_wac = &wacom->wacom_wac; + if (hdev->bus == BUS_BLUETOOTH) return wacom_bt_query_tablet_data(hdev, 1, features); - if (features->type == HID_GENERIC) - return wacom_hid_set_device_mode(hdev); - - if (features->device_type & WACOM_DEVICETYPE_TOUCH) { - if (features->type > TABLETPC) { - /* MT Tablet PC touch */ - return wacom_set_device_mode(hdev, 3, 4, 4); - } - else if (features->type == WACOM_24HDT) { - return wacom_set_device_mode(hdev, 18, 3, 2); - } - else if (features->type == WACOM_27QHDT) { - return wacom_set_device_mode(hdev, 131, 3, 2); - } - else if (features->type == BAMBOO_PAD) { - return wacom_set_device_mode(hdev, 2, 2, 2); - } - } else if (features->device_type & WACOM_DEVICETYPE_PEN) { - if (features->type <= BAMBOO_PT) { - return wacom_set_device_mode(hdev, 2, 2, 2); + if (features->type != HID_GENERIC) { + if (features->device_type & WACOM_DEVICETYPE_TOUCH) { + if (features->type > TABLETPC) { + /* MT Tablet PC touch */ + wacom_wac->mode_report = 3; + wacom_wac->mode_value = 4; + } else if (features->type == WACOM_24HDT) { + wacom_wac->mode_report = 18; + wacom_wac->mode_value = 2; + } else if (features->type == WACOM_27QHDT) { + wacom_wac->mode_report = 131; + wacom_wac->mode_value = 2; + } else if (features->type == BAMBOO_PAD) { + wacom_wac->mode_report = 2; + wacom_wac->mode_value = 2; + } + } else if (features->device_type & WACOM_DEVICETYPE_PEN) { + if (features->type <= BAMBOO_PT) { + wacom_wac->mode_report = 2; + wacom_wac->mode_value = 2; + } } } + wacom_set_device_mode(hdev, wacom_wac); + + if (features->type == HID_GENERIC) + return wacom_hid_set_device_mode(hdev); + return 0; } @@ -1817,6 +1860,9 @@ static int wacom_probe(struct hid_device *hdev, goto fail_type; } + wacom_wac->hid_data.inputmode = -1; + wacom_wac->mode_report = -1; + wacom->usbdev = dev; wacom->intf = intf; mutex_init(&wacom->lock); diff --git a/drivers/hid/wacom_wac.c b/drivers/hid/wacom_wac.c index bd198bbd4df0841b5a3596c09ecac822ecda40e5..02c4efea241c02eb6270d19b40cc90256b04721a 100644 --- a/drivers/hid/wacom_wac.c +++ b/drivers/hid/wacom_wac.c @@ -2425,6 +2425,17 @@ void wacom_setup_device_quirks(struct wacom *wacom) } } + /* + * Hack for the Bamboo One: + * the device presents a PAD/Touch interface as most Bamboos and even + * sends ghosts PAD data on it. However, later, we must disable this + * ghost interface, and we can not detect it unless we set it here + * to WACOM_DEVICETYPE_PAD or WACOM_DEVICETYPE_TOUCH. + */ + if (features->type == BAMBOO_PEN && + features->pktlen == WACOM_PKGLEN_BBTOUCH3) + features->device_type |= WACOM_DEVICETYPE_PAD; + /* * Raw Wacom-mode pen and touch events both come from interface * 0, whose HID descriptor has an application usage of 0xFF0D diff --git a/drivers/hid/wacom_wac.h b/drivers/hid/wacom_wac.h index 25baa7f295997f65759d8da1c6dc239c01258156..e2084d914c14aa3902b42e2cb852517c31327256 100644 --- a/drivers/hid/wacom_wac.h +++ b/drivers/hid/wacom_wac.h @@ -84,6 +84,12 @@ #define WACOM_DEVICETYPE_WL_MONITOR 0x0008 #define WACOM_VENDORDEFINED_PEN 0xff0d0001 +#define WACOM_G9_PAGE 0xff090000 +#define WACOM_G9_DIGITIZER (WACOM_G9_PAGE | 0x02) +#define WACOM_G9_TOUCHSCREEN (WACOM_G9_PAGE | 0x11) +#define WACOM_G11_PAGE 0xff110000 +#define WACOM_G11_DIGITIZER (WACOM_G11_PAGE | 0x02) +#define WACOM_G11_TOUCHSCREEN (WACOM_G11_PAGE | 0x11) #define WACOM_PEN_FIELD(f) (((f)->logical == HID_DG_STYLUS) || \ ((f)->physical == HID_DG_STYLUS) || \ @@ -238,6 +244,8 @@ struct wacom_wac { int ps_connected; u8 bt_features; u8 bt_high_speed; + int mode_report; + int mode_value; struct hid_data hid_data; }; diff --git a/drivers/i2c/busses/i2c-jz4780.c b/drivers/i2c/busses/i2c-jz4780.c index f325663c27c532645a1901a385ac6d52543e5ba5..ba14a863b451f943ea862bb94d2f808554a397d0 100644 --- a/drivers/i2c/busses/i2c-jz4780.c +++ b/drivers/i2c/busses/i2c-jz4780.c @@ -771,11 +771,16 @@ static int jz4780_i2c_probe(struct platform_device *pdev) ret = of_property_read_u32(pdev->dev.of_node, "clock-frequency", &clk_freq); if (ret) { - dev_err(&pdev->dev, "clock-frequency not specified in DT"); + dev_err(&pdev->dev, "clock-frequency not specified in DT\n"); goto err; } i2c->speed = clk_freq / 1000; + if (i2c->speed == 0) { + ret = -EINVAL; + dev_err(&pdev->dev, "clock-frequency minimum is 1000\n"); + goto err; + } jz4780_i2c_set_speed(i2c); dev_info(&pdev->dev, "Bus frequency is %d KHz\n", i2c->speed); diff --git a/drivers/i2c/i2c-core.c b/drivers/i2c/i2c-core.c index 0f2f8484e8ec1f51ca8e265bd160d3cbee5c7885..e584d88ee337f66e158644076f7b9a2b0018177e 100644 --- a/drivers/i2c/i2c-core.c +++ b/drivers/i2c/i2c-core.c @@ -525,22 +525,16 @@ static int i2c_device_match(struct device *dev, struct device_driver *drv) return 0; } - -/* uevent helps with hotplug: modprobe -q $(MODALIAS) */ static int i2c_device_uevent(struct device *dev, struct kobj_uevent_env *env) { - struct i2c_client *client = to_i2c_client(dev); + struct i2c_client *client = to_i2c_client(dev); int rc; rc = acpi_device_uevent_modalias(dev, env); if (rc != -ENODEV) return rc; - if (add_uevent_var(env, "MODALIAS=%s%s", - I2C_MODULE_PREFIX, client->name)) - return -ENOMEM; - dev_dbg(dev, "uevent\n"); - return 0; + return add_uevent_var(env, "MODALIAS=%s%s", I2C_MODULE_PREFIX, client->name); } /* i2c bus recovery routines */ diff --git a/drivers/i2c/muxes/i2c-demux-pinctrl.c b/drivers/i2c/muxes/i2c-demux-pinctrl.c index 7748a0a5ddb9f1cabba4f5318078afdddc614bc9..8de073aed001482461b3ad12398c00fa9417fc95 100644 --- a/drivers/i2c/muxes/i2c-demux-pinctrl.c +++ b/drivers/i2c/muxes/i2c-demux-pinctrl.c @@ -140,22 +140,34 @@ static int i2c_demux_change_master(struct i2c_demux_pinctrl_priv *priv, u32 new_ return i2c_demux_activate_master(priv, new_chan); } -static ssize_t cur_master_show(struct device *dev, struct device_attribute *attr, - char *buf) +static ssize_t available_masters_show(struct device *dev, + struct device_attribute *attr, + char *buf) { struct i2c_demux_pinctrl_priv *priv = dev_get_drvdata(dev); int count = 0, i; for (i = 0; i < priv->num_chan && count < PAGE_SIZE; i++) - count += scnprintf(buf + count, PAGE_SIZE - count, "%c %d - %s\n", - i == priv->cur_chan ? '*' : ' ', i, - priv->chan[i].parent_np->full_name); + count += scnprintf(buf + count, PAGE_SIZE - count, "%d:%s%c", + i, priv->chan[i].parent_np->full_name, + i == priv->num_chan - 1 ? '\n' : ' '); return count; } +static DEVICE_ATTR_RO(available_masters); -static ssize_t cur_master_store(struct device *dev, struct device_attribute *attr, - const char *buf, size_t count) +static ssize_t current_master_show(struct device *dev, + struct device_attribute *attr, + char *buf) +{ + struct i2c_demux_pinctrl_priv *priv = dev_get_drvdata(dev); + + return sprintf(buf, "%d\n", priv->cur_chan); +} + +static ssize_t current_master_store(struct device *dev, + struct device_attribute *attr, + const char *buf, size_t count) { struct i2c_demux_pinctrl_priv *priv = dev_get_drvdata(dev); unsigned int val; @@ -172,7 +184,7 @@ static ssize_t cur_master_store(struct device *dev, struct device_attribute *att return ret < 0 ? ret : count; } -static DEVICE_ATTR_RW(cur_master); +static DEVICE_ATTR_RW(current_master); static int i2c_demux_pinctrl_probe(struct platform_device *pdev) { @@ -218,12 +230,18 @@ static int i2c_demux_pinctrl_probe(struct platform_device *pdev) /* switch to first parent as active master */ i2c_demux_activate_master(priv, 0); - err = device_create_file(&pdev->dev, &dev_attr_cur_master); + err = device_create_file(&pdev->dev, &dev_attr_available_masters); if (err) goto err_rollback; + err = device_create_file(&pdev->dev, &dev_attr_current_master); + if (err) + goto err_rollback_available; + return 0; +err_rollback_available: + device_remove_file(&pdev->dev, &dev_attr_available_masters); err_rollback: for (j = 0; j < i; j++) { of_node_put(priv->chan[j].parent_np); @@ -238,7 +256,8 @@ static int i2c_demux_pinctrl_remove(struct platform_device *pdev) struct i2c_demux_pinctrl_priv *priv = platform_get_drvdata(pdev); int i; - device_remove_file(&pdev->dev, &dev_attr_cur_master); + device_remove_file(&pdev->dev, &dev_attr_current_master); + device_remove_file(&pdev->dev, &dev_attr_available_masters); i2c_demux_deactivate_master(priv); diff --git a/drivers/idle/intel_idle.c b/drivers/idle/intel_idle.c index ba947df5a8c7d09af2c36a23d5b6a1d5f4df8bb3..c6935de425fa22ed2b0d08e7d55b5ae02ccde0c6 100644 --- a/drivers/idle/intel_idle.c +++ b/drivers/idle/intel_idle.c @@ -660,6 +660,35 @@ static struct cpuidle_state skl_cstates[] = { .enter = NULL } }; +static struct cpuidle_state skx_cstates[] = { + { + .name = "C1-SKX", + .desc = "MWAIT 0x00", + .flags = MWAIT2flg(0x00), + .exit_latency = 2, + .target_residency = 2, + .enter = &intel_idle, + .enter_freeze = intel_idle_freeze, }, + { + .name = "C1E-SKX", + .desc = "MWAIT 0x01", + .flags = MWAIT2flg(0x01), + .exit_latency = 10, + .target_residency = 20, + .enter = &intel_idle, + .enter_freeze = intel_idle_freeze, }, + { + .name = "C6-SKX", + .desc = "MWAIT 0x20", + .flags = MWAIT2flg(0x20) | CPUIDLE_FLAG_TLB_FLUSHED, + .exit_latency = 133, + .target_residency = 600, + .enter = &intel_idle, + .enter_freeze = intel_idle_freeze, }, + { + .enter = NULL } +}; + static struct cpuidle_state atom_cstates[] = { { .name = "C1E-ATM", @@ -818,8 +847,11 @@ static int cpu_hotplug_notify(struct notifier_block *n, * driver in this case */ dev = per_cpu_ptr(intel_idle_cpuidle_devices, hotcpu); - if (!dev->registered) - intel_idle_cpu_init(hotcpu); + if (dev->registered) + break; + + if (intel_idle_cpu_init(hotcpu)) + return NOTIFY_BAD; break; } @@ -904,6 +936,10 @@ static const struct idle_cpu idle_cpu_skl = { .disable_promotion_to_c1e = true, }; +static const struct idle_cpu idle_cpu_skx = { + .state_table = skx_cstates, + .disable_promotion_to_c1e = true, +}; static const struct idle_cpu idle_cpu_avn = { .state_table = avn_cstates, @@ -945,6 +981,9 @@ static const struct x86_cpu_id intel_idle_ids[] __initconst = { ICPU(0x56, idle_cpu_bdw), ICPU(0x4e, idle_cpu_skl), ICPU(0x5e, idle_cpu_skl), + ICPU(0x8e, idle_cpu_skl), + ICPU(0x9e, idle_cpu_skl), + ICPU(0x55, idle_cpu_skx), ICPU(0x57, idle_cpu_knl), {} }; @@ -987,22 +1026,15 @@ static int __init intel_idle_probe(void) icpu = (const struct idle_cpu *)id->driver_data; cpuidle_state_table = icpu->state_table; - if (boot_cpu_has(X86_FEATURE_ARAT)) /* Always Reliable APIC Timer */ - lapic_timer_reliable_states = LAPIC_TIMER_ALWAYS_RELIABLE; - else - on_each_cpu(__setup_broadcast_timer, (void *)true, 1); - pr_debug(PREFIX "v" INTEL_IDLE_VERSION " model 0x%X\n", boot_cpu_data.x86_model); - pr_debug(PREFIX "lapic_timer_reliable_states 0x%x\n", - lapic_timer_reliable_states); return 0; } /* * intel_idle_cpuidle_devices_uninit() - * unregister, free cpuidle_devices + * Unregisters the cpuidle devices. */ static void intel_idle_cpuidle_devices_uninit(void) { @@ -1013,9 +1045,6 @@ static void intel_idle_cpuidle_devices_uninit(void) dev = per_cpu_ptr(intel_idle_cpuidle_devices, i); cpuidle_unregister_device(dev); } - - free_percpu(intel_idle_cpuidle_devices); - return; } /* @@ -1111,7 +1140,7 @@ static void intel_idle_state_table_update(void) * intel_idle_cpuidle_driver_init() * allocate, initialize cpuidle_states */ -static int __init intel_idle_cpuidle_driver_init(void) +static void __init intel_idle_cpuidle_driver_init(void) { int cstate; struct cpuidle_driver *drv = &intel_idle_driver; @@ -1163,18 +1192,10 @@ static int __init intel_idle_cpuidle_driver_init(void) drv->state_count += 1; } - if (icpu->auto_demotion_disable_flags) - on_each_cpu(auto_demotion_disable, NULL, 1); - if (icpu->byt_auto_demotion_disable_flag) { wrmsrl(MSR_CC6_DEMOTION_POLICY_CONFIG, 0); wrmsrl(MSR_MC6_DEMOTION_POLICY_CONFIG, 0); } - - if (icpu->disable_promotion_to_c1e) /* each-cpu is redundant */ - on_each_cpu(c1e_promotion_disable, NULL, 1); - - return 0; } @@ -1193,7 +1214,6 @@ static int intel_idle_cpu_init(int cpu) if (cpuidle_register_device(dev)) { pr_debug(PREFIX "cpuidle_register_device %d failed!\n", cpu); - intel_idle_cpuidle_devices_uninit(); return -EIO; } @@ -1218,40 +1238,51 @@ static int __init intel_idle_init(void) if (retval) return retval; + intel_idle_cpuidle_devices = alloc_percpu(struct cpuidle_device); + if (intel_idle_cpuidle_devices == NULL) + return -ENOMEM; + intel_idle_cpuidle_driver_init(); retval = cpuidle_register_driver(&intel_idle_driver); if (retval) { struct cpuidle_driver *drv = cpuidle_get_driver(); printk(KERN_DEBUG PREFIX "intel_idle yielding to %s", drv ? drv->name : "none"); + free_percpu(intel_idle_cpuidle_devices); return retval; } - intel_idle_cpuidle_devices = alloc_percpu(struct cpuidle_device); - if (intel_idle_cpuidle_devices == NULL) - return -ENOMEM; - cpu_notifier_register_begin(); for_each_online_cpu(i) { retval = intel_idle_cpu_init(i); if (retval) { + intel_idle_cpuidle_devices_uninit(); cpu_notifier_register_done(); cpuidle_unregister_driver(&intel_idle_driver); + free_percpu(intel_idle_cpuidle_devices); return retval; } } __register_cpu_notifier(&cpu_hotplug_notifier); + if (boot_cpu_has(X86_FEATURE_ARAT)) /* Always Reliable APIC Timer */ + lapic_timer_reliable_states = LAPIC_TIMER_ALWAYS_RELIABLE; + else + on_each_cpu(__setup_broadcast_timer, (void *)true, 1); + cpu_notifier_register_done(); + pr_debug(PREFIX "lapic_timer_reliable_states 0x%x\n", + lapic_timer_reliable_states); + return 0; } static void __exit intel_idle_exit(void) { - intel_idle_cpuidle_devices_uninit(); - cpuidle_unregister_driver(&intel_idle_driver); + struct cpuidle_device *dev; + int i; cpu_notifier_register_begin(); @@ -1259,9 +1290,15 @@ static void __exit intel_idle_exit(void) on_each_cpu(__setup_broadcast_timer, (void *)false, 1); __unregister_cpu_notifier(&cpu_hotplug_notifier); + for_each_possible_cpu(i) { + dev = per_cpu_ptr(intel_idle_cpuidle_devices, i); + cpuidle_unregister_device(dev); + } + cpu_notifier_register_done(); - return; + cpuidle_unregister_driver(&intel_idle_driver); + free_percpu(intel_idle_cpuidle_devices); } module_init(intel_idle_init); diff --git a/drivers/iio/accel/bmc150-accel-core.c b/drivers/iio/accel/bmc150-accel-core.c index c73331f7782b8af4b91c94c26dd29195ddc45d9a..2072a31e813ba01fc0c15274ab60de324201564b 100644 --- a/drivers/iio/accel/bmc150-accel-core.c +++ b/drivers/iio/accel/bmc150-accel-core.c @@ -547,7 +547,7 @@ static int bmc150_accel_get_axis(struct bmc150_accel_data *data, { int ret; int axis = chan->scan_index; - unsigned int raw_val; + __le16 raw_val; mutex_lock(&data->mutex); ret = bmc150_accel_set_power_state(data, true); @@ -557,14 +557,14 @@ static int bmc150_accel_get_axis(struct bmc150_accel_data *data, } ret = regmap_bulk_read(data->regmap, BMC150_ACCEL_AXIS_TO_REG(axis), - &raw_val, 2); + &raw_val, sizeof(raw_val)); if (ret < 0) { dev_err(data->dev, "Error reading axis %d\n", axis); bmc150_accel_set_power_state(data, false); mutex_unlock(&data->mutex); return ret; } - *val = sign_extend32(raw_val >> chan->scan_type.shift, + *val = sign_extend32(le16_to_cpu(raw_val) >> chan->scan_type.shift, chan->scan_type.realbits - 1); ret = bmc150_accel_set_power_state(data, false); mutex_unlock(&data->mutex); @@ -988,6 +988,7 @@ static const struct iio_event_spec bmc150_accel_event = { .realbits = (bits), \ .storagebits = 16, \ .shift = 16 - (bits), \ + .endianness = IIO_LE, \ }, \ .event_spec = &bmc150_accel_event, \ .num_event_specs = 1 \ diff --git a/drivers/iio/adc/Kconfig b/drivers/iio/adc/Kconfig index af4aea7b20f950bea5c359247841d00eff0d2a02..82c718c515a01fd1c34eb25e5f9ecfac7e8a1a0a 100644 --- a/drivers/iio/adc/Kconfig +++ b/drivers/iio/adc/Kconfig @@ -134,6 +134,7 @@ config AT91_ADC config AT91_SAMA5D2_ADC tristate "Atmel AT91 SAMA5D2 ADC" depends on ARCH_AT91 || COMPILE_TEST + depends on HAS_IOMEM help Say yes here to build support for Atmel SAMA5D2 ADC which is available on SAMA5D2 SoC family. diff --git a/drivers/iio/adc/max1363.c b/drivers/iio/adc/max1363.c index 929508e5266c000864d1095860b7b16f87baf51b..998dc3caad4c15cabe58f7922a594e6976de23ec 100644 --- a/drivers/iio/adc/max1363.c +++ b/drivers/iio/adc/max1363.c @@ -1386,7 +1386,7 @@ static const struct max1363_chip_info max1363_chip_info_tbl[] = { }, [max11644] = { .bits = 12, - .int_vref_mv = 2048, + .int_vref_mv = 4096, .mode_list = max11644_mode_list, .num_modes = ARRAY_SIZE(max11644_mode_list), .default_mode = s0to1, @@ -1396,7 +1396,7 @@ static const struct max1363_chip_info max1363_chip_info_tbl[] = { }, [max11645] = { .bits = 12, - .int_vref_mv = 4096, + .int_vref_mv = 2048, .mode_list = max11644_mode_list, .num_modes = ARRAY_SIZE(max11644_mode_list), .default_mode = s0to1, @@ -1406,7 +1406,7 @@ static const struct max1363_chip_info max1363_chip_info_tbl[] = { }, [max11646] = { .bits = 10, - .int_vref_mv = 2048, + .int_vref_mv = 4096, .mode_list = max11644_mode_list, .num_modes = ARRAY_SIZE(max11644_mode_list), .default_mode = s0to1, @@ -1416,7 +1416,7 @@ static const struct max1363_chip_info max1363_chip_info_tbl[] = { }, [max11647] = { .bits = 10, - .int_vref_mv = 4096, + .int_vref_mv = 2048, .mode_list = max11644_mode_list, .num_modes = ARRAY_SIZE(max11644_mode_list), .default_mode = s0to1, @@ -1680,6 +1680,10 @@ static const struct i2c_device_id max1363_id[] = { { "max11615", max11615 }, { "max11616", max11616 }, { "max11617", max11617 }, + { "max11644", max11644 }, + { "max11645", max11645 }, + { "max11646", max11646 }, + { "max11647", max11647 }, {} }; diff --git a/drivers/iio/gyro/bmg160_core.c b/drivers/iio/gyro/bmg160_core.c index bbce3b09ac45abdbc3491fee51d74bcfbab9eb87..4dac567e75b4f00c61ea11d9c1dbc3b663e56a25 100644 --- a/drivers/iio/gyro/bmg160_core.c +++ b/drivers/iio/gyro/bmg160_core.c @@ -452,7 +452,7 @@ static int bmg160_get_temp(struct bmg160_data *data, int *val) static int bmg160_get_axis(struct bmg160_data *data, int axis, int *val) { int ret; - unsigned int raw_val; + __le16 raw_val; mutex_lock(&data->mutex); ret = bmg160_set_power_state(data, true); @@ -462,7 +462,7 @@ static int bmg160_get_axis(struct bmg160_data *data, int axis, int *val) } ret = regmap_bulk_read(data->regmap, BMG160_AXIS_TO_REG(axis), &raw_val, - 2); + sizeof(raw_val)); if (ret < 0) { dev_err(data->dev, "Error reading axis %d\n", axis); bmg160_set_power_state(data, false); @@ -470,7 +470,7 @@ static int bmg160_get_axis(struct bmg160_data *data, int axis, int *val) return ret; } - *val = sign_extend32(raw_val, 15); + *val = sign_extend32(le16_to_cpu(raw_val), 15); ret = bmg160_set_power_state(data, false); mutex_unlock(&data->mutex); if (ret < 0) @@ -733,6 +733,7 @@ static const struct iio_event_spec bmg160_event = { .sign = 's', \ .realbits = 16, \ .storagebits = 16, \ + .endianness = IIO_LE, \ }, \ .event_spec = &bmg160_event, \ .num_event_specs = 1 \ @@ -780,7 +781,7 @@ static irqreturn_t bmg160_trigger_handler(int irq, void *p) mutex_unlock(&data->mutex); goto err; } - data->buffer[i++] = ret; + data->buffer[i++] = val; } mutex_unlock(&data->mutex); diff --git a/drivers/iio/health/max30100.c b/drivers/iio/health/max30100.c index 09db89359544840b5f9ba7b98a8b81a046388459..90ab8a2d2846f8a8591ee6b1615dce2c984020ef 100644 --- a/drivers/iio/health/max30100.c +++ b/drivers/iio/health/max30100.c @@ -238,12 +238,13 @@ static irqreturn_t max30100_interrupt_handler(int irq, void *private) mutex_lock(&data->lock); - while (cnt-- || (cnt = max30100_fifo_count(data) > 0)) { + while (cnt || (cnt = max30100_fifo_count(data) > 0)) { ret = max30100_read_measurement(data); if (ret) break; iio_push_to_buffers(data->indio_dev, data->buffer); + cnt--; } mutex_unlock(&data->lock); diff --git a/drivers/iio/imu/inv_mpu6050/Kconfig b/drivers/iio/imu/inv_mpu6050/Kconfig index a7f557af43895bfcf3b60e1298bee529246f0d35..847455a2d6bb0275bdc9636eb23f1f7e00bdc653 100644 --- a/drivers/iio/imu/inv_mpu6050/Kconfig +++ b/drivers/iio/imu/inv_mpu6050/Kconfig @@ -9,9 +9,8 @@ config INV_MPU6050_IIO config INV_MPU6050_I2C tristate "Invensense MPU6050 devices (I2C)" - depends on I2C + depends on I2C_MUX select INV_MPU6050_IIO - select I2C_MUX select REGMAP_I2C help This driver supports the Invensense MPU6050 devices. diff --git a/drivers/iio/industrialio-buffer.c b/drivers/iio/industrialio-buffer.c index b976332d45d3469361d7801201fce65dbd93e583..90462fcf543698bab68378f5a0cb4b8d7262ef2c 100644 --- a/drivers/iio/industrialio-buffer.c +++ b/drivers/iio/industrialio-buffer.c @@ -653,6 +653,7 @@ static int iio_verify_update(struct iio_dev *indio_dev, unsigned int modes; memset(config, 0, sizeof(*config)); + config->watermark = ~0; /* * If there is just one buffer and we are removing it there is nothing diff --git a/drivers/iio/light/apds9960.c b/drivers/iio/light/apds9960.c index f6a07dc32ae486a045b97cfb4406783a9aa05ab8..a6af56ad10e1d828668f62471218da3f3875aa0e 100644 --- a/drivers/iio/light/apds9960.c +++ b/drivers/iio/light/apds9960.c @@ -769,7 +769,7 @@ static void apds9960_read_gesture_fifo(struct apds9960_data *data) mutex_lock(&data->lock); data->gesture_mode_running = 1; - while (cnt-- || (cnt = apds9660_fifo_is_empty(data) > 0)) { + while (cnt || (cnt = apds9660_fifo_is_empty(data) > 0)) { ret = regmap_bulk_read(data->regmap, APDS9960_REG_GFIFO_BASE, &data->buffer, 4); @@ -777,6 +777,7 @@ static void apds9960_read_gesture_fifo(struct apds9960_data *data) goto err_read; iio_push_to_buffers(data->indio_dev, data->buffer); + cnt--; } err_read: diff --git a/drivers/iio/magnetometer/st_magn.h b/drivers/iio/magnetometer/st_magn.h index 06a4d9c3558196ec54d1d04200e62b14753c4c62..9daca46819222bedb73e166eda7d1607af6277c8 100644 --- a/drivers/iio/magnetometer/st_magn.h +++ b/drivers/iio/magnetometer/st_magn.h @@ -44,6 +44,7 @@ static inline int st_magn_allocate_ring(struct iio_dev *indio_dev) static inline void st_magn_deallocate_ring(struct iio_dev *indio_dev) { } +#define ST_MAGN_TRIGGER_SET_STATE NULL #endif /* CONFIG_IIO_BUFFER */ #endif /* ST_MAGN_H */ diff --git a/drivers/infiniband/hw/i40iw/i40iw_cm.c b/drivers/infiniband/hw/i40iw/i40iw_cm.c index 92745d755272df6b097e5cbdf0131ecc5ff046f8..38f917a6c7784101247c6a59af14b21a73d85d0a 100644 --- a/drivers/infiniband/hw/i40iw/i40iw_cm.c +++ b/drivers/infiniband/hw/i40iw/i40iw_cm.c @@ -1992,7 +1992,6 @@ static int i40iw_addr_resolve_neigh(struct i40iw_device *iwdev, /** * i40iw_get_dst_ipv6 */ -#if IS_ENABLED(CONFIG_IPV6) static struct dst_entry *i40iw_get_dst_ipv6(struct sockaddr_in6 *src_addr, struct sockaddr_in6 *dst_addr) { @@ -2008,7 +2007,6 @@ static struct dst_entry *i40iw_get_dst_ipv6(struct sockaddr_in6 *src_addr, dst = ip6_route_output(&init_net, NULL, &fl6); return dst; } -#endif /** * i40iw_addr_resolve_neigh_ipv6 - resolve neighbor ipv6 address @@ -2016,7 +2014,6 @@ static struct dst_entry *i40iw_get_dst_ipv6(struct sockaddr_in6 *src_addr, * @dst_ip: remote ip address * @arpindex: if there is an arp entry */ -#if IS_ENABLED(CONFIG_IPV6) static int i40iw_addr_resolve_neigh_ipv6(struct i40iw_device *iwdev, u32 *src, u32 *dest, @@ -2089,7 +2086,6 @@ static int i40iw_addr_resolve_neigh_ipv6(struct i40iw_device *iwdev, dst_release(dst); return rc; } -#endif /** * i40iw_ipv4_is_loopback - check if loopback @@ -2190,13 +2186,13 @@ static struct i40iw_cm_node *i40iw_make_cm_node( cm_info->loc_addr[0], cm_info->rem_addr[0], oldarpindex); -#if IS_ENABLED(CONFIG_IPV6) - else + else if (IS_ENABLED(CONFIG_IPV6)) arpindex = i40iw_addr_resolve_neigh_ipv6(iwdev, cm_info->loc_addr, cm_info->rem_addr, oldarpindex); -#endif + else + arpindex = -EINVAL; } if (arpindex < 0) { i40iw_pr_err("cm_node arpindex\n"); diff --git a/drivers/infiniband/hw/mlx5/mlx5_ib.h b/drivers/infiniband/hw/mlx5/mlx5_ib.h index f16c818ad2e62f6cd507b80b096a06d3c0e73164..b46c25542a7c6285d6c5088f2006889d59eaf10f 100644 --- a/drivers/infiniband/hw/mlx5/mlx5_ib.h +++ b/drivers/infiniband/hw/mlx5/mlx5_ib.h @@ -776,15 +776,6 @@ void mlx5_ib_qp_disable_pagefaults(struct mlx5_ib_qp *qp); void mlx5_ib_qp_enable_pagefaults(struct mlx5_ib_qp *qp); void mlx5_ib_invalidate_range(struct ib_umem *umem, unsigned long start, unsigned long end); -int mlx5_ib_get_vf_config(struct ib_device *device, int vf, - u8 port, struct ifla_vf_info *info); -int mlx5_ib_set_vf_link_state(struct ib_device *device, int vf, - u8 port, int state); -int mlx5_ib_get_vf_stats(struct ib_device *device, int vf, - u8 port, struct ifla_vf_stats *stats); -int mlx5_ib_set_vf_guid(struct ib_device *device, int vf, u8 port, - u64 guid, int type); - #else /* CONFIG_INFINIBAND_ON_DEMAND_PAGING */ static inline void mlx5_ib_internal_fill_odp_caps(struct mlx5_ib_dev *dev) { @@ -801,6 +792,15 @@ static inline void mlx5_ib_qp_enable_pagefaults(struct mlx5_ib_qp *qp) {} #endif /* CONFIG_INFINIBAND_ON_DEMAND_PAGING */ +int mlx5_ib_get_vf_config(struct ib_device *device, int vf, + u8 port, struct ifla_vf_info *info); +int mlx5_ib_set_vf_link_state(struct ib_device *device, int vf, + u8 port, int state); +int mlx5_ib_get_vf_stats(struct ib_device *device, int vf, + u8 port, struct ifla_vf_stats *stats); +int mlx5_ib_set_vf_guid(struct ib_device *device, int vf, u8 port, + u64 guid, int type); + __be16 mlx5_get_roce_udp_sport(struct mlx5_ib_dev *dev, u8 port_num, int index); diff --git a/drivers/infiniband/ulp/isert/ib_isert.c b/drivers/infiniband/ulp/isert/ib_isert.c index 60b30d338a813447782449a54b6f7161874d4b22..411e4464ca235bc984d5bc34c723a52e06071f31 100644 --- a/drivers/infiniband/ulp/isert/ib_isert.c +++ b/drivers/infiniband/ulp/isert/ib_isert.c @@ -63,7 +63,6 @@ isert_rdma_accept(struct isert_conn *isert_conn); struct rdma_cm_id *isert_setup_id(struct isert_np *isert_np); static void isert_release_work(struct work_struct *work); -static void isert_wait4flush(struct isert_conn *isert_conn); static void isert_recv_done(struct ib_cq *cq, struct ib_wc *wc); static void isert_send_done(struct ib_cq *cq, struct ib_wc *wc); static void isert_login_recv_done(struct ib_cq *cq, struct ib_wc *wc); @@ -141,7 +140,7 @@ isert_create_qp(struct isert_conn *isert_conn, attr.qp_context = isert_conn; attr.send_cq = comp->cq; attr.recv_cq = comp->cq; - attr.cap.max_send_wr = ISERT_QP_MAX_REQ_DTOS; + attr.cap.max_send_wr = ISERT_QP_MAX_REQ_DTOS + 1; attr.cap.max_recv_wr = ISERT_QP_MAX_RECV_DTOS + 1; attr.cap.max_send_sge = device->ib_device->attrs.max_sge; isert_conn->max_sge = min(device->ib_device->attrs.max_sge, @@ -887,7 +886,7 @@ isert_disconnected_handler(struct rdma_cm_id *cma_id, break; case ISER_CONN_UP: isert_conn_terminate(isert_conn); - isert_wait4flush(isert_conn); + ib_drain_qp(isert_conn->qp); isert_handle_unbound_conn(isert_conn); break; case ISER_CONN_BOUND: @@ -3213,36 +3212,6 @@ isert_wait4cmds(struct iscsi_conn *conn) } } -static void -isert_beacon_done(struct ib_cq *cq, struct ib_wc *wc) -{ - struct isert_conn *isert_conn = wc->qp->qp_context; - - isert_print_wc(wc, "beacon"); - - isert_info("conn %p completing wait_comp_err\n", isert_conn); - complete(&isert_conn->wait_comp_err); -} - -static void -isert_wait4flush(struct isert_conn *isert_conn) -{ - struct ib_recv_wr *bad_wr; - static struct ib_cqe cqe = { .done = isert_beacon_done }; - - isert_info("conn %p\n", isert_conn); - - init_completion(&isert_conn->wait_comp_err); - isert_conn->beacon.wr_cqe = &cqe; - /* post an indication that all flush errors were consumed */ - if (ib_post_recv(isert_conn->qp, &isert_conn->beacon, &bad_wr)) { - isert_err("conn %p failed to post beacon", isert_conn); - return; - } - - wait_for_completion(&isert_conn->wait_comp_err); -} - /** * isert_put_unsol_pending_cmds() - Drop commands waiting for * unsolicitate dataout @@ -3288,7 +3257,7 @@ static void isert_wait_conn(struct iscsi_conn *conn) isert_conn_terminate(isert_conn); mutex_unlock(&isert_conn->mutex); - isert_wait4flush(isert_conn); + ib_drain_qp(isert_conn->qp); isert_put_unsol_pending_cmds(conn); isert_wait4cmds(conn); isert_wait4logout(isert_conn); @@ -3300,7 +3269,7 @@ static void isert_free_conn(struct iscsi_conn *conn) { struct isert_conn *isert_conn = conn->context; - isert_wait4flush(isert_conn); + ib_drain_qp(isert_conn->qp); isert_put_conn(isert_conn); } diff --git a/drivers/infiniband/ulp/isert/ib_isert.h b/drivers/infiniband/ulp/isert/ib_isert.h index 192788a4820cde54795c313a068e662017f222a0..147900cbb5788209d952f2f394c2991dd1ea8084 100644 --- a/drivers/infiniband/ulp/isert/ib_isert.h +++ b/drivers/infiniband/ulp/isert/ib_isert.h @@ -209,14 +209,12 @@ struct isert_conn { struct ib_qp *qp; struct isert_device *device; struct mutex mutex; - struct completion wait_comp_err; struct kref kref; struct list_head fr_pool; int fr_pool_size; /* lock to protect fastreg pool */ spinlock_t pool_lock; struct work_struct release_work; - struct ib_recv_wr beacon; bool logout_posted; bool snd_w_inv; }; diff --git a/drivers/infiniband/ulp/srpt/ib_srpt.c b/drivers/infiniband/ulp/srpt/ib_srpt.c index 0bd3cb2f3c671a21fefd57dbc4851a24daa61e82..8b42401d4795646019f4498ed909b306630f19ec 100644 --- a/drivers/infiniband/ulp/srpt/ib_srpt.c +++ b/drivers/infiniband/ulp/srpt/ib_srpt.c @@ -1264,26 +1264,40 @@ static int srpt_map_sg_to_ib_sge(struct srpt_rdma_ch *ch, */ static struct srpt_send_ioctx *srpt_get_send_ioctx(struct srpt_rdma_ch *ch) { - struct se_session *se_sess; struct srpt_send_ioctx *ioctx; - int tag; + unsigned long flags; BUG_ON(!ch); - se_sess = ch->sess; - tag = percpu_ida_alloc(&se_sess->sess_tag_pool, TASK_RUNNING); - if (tag < 0) { - pr_err("Unable to obtain tag for srpt_send_ioctx\n"); - return NULL; + ioctx = NULL; + spin_lock_irqsave(&ch->spinlock, flags); + if (!list_empty(&ch->free_list)) { + ioctx = list_first_entry(&ch->free_list, + struct srpt_send_ioctx, free_list); + list_del(&ioctx->free_list); } - ioctx = &((struct srpt_send_ioctx *)se_sess->sess_cmd_map)[tag]; - memset(ioctx, 0, sizeof(struct srpt_send_ioctx)); - ioctx->ch = ch; + spin_unlock_irqrestore(&ch->spinlock, flags); + + if (!ioctx) + return ioctx; + + BUG_ON(ioctx->ch != ch); spin_lock_init(&ioctx->spinlock); ioctx->state = SRPT_STATE_NEW; + ioctx->n_rbuf = 0; + ioctx->rbufs = NULL; + ioctx->n_rdma = 0; + ioctx->n_rdma_wrs = 0; + ioctx->rdma_wrs = NULL; + ioctx->mapped_sg_count = 0; init_completion(&ioctx->tx_done); - - ioctx->cmd.map_tag = tag; + ioctx->queue_status_only = false; + /* + * transport_init_se_cmd() does not initialize all fields, so do it + * here. + */ + memset(&ioctx->cmd, 0, sizeof(ioctx->cmd)); + memset(&ioctx->sense_data, 0, sizeof(ioctx->sense_data)); return ioctx; } @@ -2021,7 +2035,7 @@ static int srpt_cm_req_recv(struct ib_cm_id *cm_id, struct ib_cm_rep_param *rep_param; struct srpt_rdma_ch *ch, *tmp_ch; u32 it_iu_len; - int ret = 0; + int i, ret = 0; unsigned char *p; WARN_ON_ONCE(irqs_disabled()); @@ -2143,6 +2157,12 @@ static int srpt_cm_req_recv(struct ib_cm_id *cm_id, if (!ch->ioctx_ring) goto free_ch; + INIT_LIST_HEAD(&ch->free_list); + for (i = 0; i < ch->rq_size; i++) { + ch->ioctx_ring[i]->ch = ch; + list_add_tail(&ch->ioctx_ring[i]->free_list, &ch->free_list); + } + ret = srpt_create_ch_ib(ch); if (ret) { rej->reason = cpu_to_be32( @@ -2173,8 +2193,7 @@ static int srpt_cm_req_recv(struct ib_cm_id *cm_id, p = &ch->sess_name[0]; try_again: - ch->sess = target_alloc_session(&sport->port_tpg_1, ch->rq_size, - sizeof(struct srpt_send_ioctx), + ch->sess = target_alloc_session(&sport->port_tpg_1, 0, 0, TARGET_PROT_NORMAL, p, ch, NULL); if (IS_ERR(ch->sess)) { pr_info("Rejected login because no ACL has been" @@ -2881,7 +2900,7 @@ static void srpt_release_cmd(struct se_cmd *se_cmd) struct srpt_send_ioctx *ioctx = container_of(se_cmd, struct srpt_send_ioctx, cmd); struct srpt_rdma_ch *ch = ioctx->ch; - struct se_session *se_sess = ch->sess; + unsigned long flags; WARN_ON(ioctx->state != SRPT_STATE_DONE); WARN_ON(ioctx->mapped_sg_count != 0); @@ -2892,7 +2911,9 @@ static void srpt_release_cmd(struct se_cmd *se_cmd) ioctx->n_rbuf = 0; } - percpu_ida_free(&se_sess->sess_tag_pool, se_cmd->map_tag); + spin_lock_irqsave(&ch->spinlock, flags); + list_add(&ioctx->free_list, &ch->free_list); + spin_unlock_irqrestore(&ch->spinlock, flags); } /** diff --git a/drivers/infiniband/ulp/srpt/ib_srpt.h b/drivers/infiniband/ulp/srpt/ib_srpt.h index ca288f019315cda7142169ddbe5269772a7f398c..af9b8b527340c80f4c8af515cc4aa641a5c5b426 100644 --- a/drivers/infiniband/ulp/srpt/ib_srpt.h +++ b/drivers/infiniband/ulp/srpt/ib_srpt.h @@ -179,6 +179,7 @@ struct srpt_recv_ioctx { * struct srpt_send_ioctx - SRPT send I/O context. * @ioctx: See above. * @ch: Channel pointer. + * @free_list: Node in srpt_rdma_ch.free_list. * @n_rbuf: Number of data buffers in the received SRP command. * @rbufs: Pointer to SRP data buffer array. * @single_rbuf: SRP data buffer if the command has only a single buffer. @@ -201,6 +202,7 @@ struct srpt_send_ioctx { struct srp_direct_buf *rbufs; struct srp_direct_buf single_rbuf; struct scatterlist *sg; + struct list_head free_list; spinlock_t spinlock; enum srpt_command_state state; struct se_cmd cmd; diff --git a/drivers/iommu/dma-iommu.c b/drivers/iommu/dma-iommu.c index 72d6182666cbd24ba785fc59572c655b6f0c2c8f..58f2fe687a24ddd29ac6d786862eefc33098d795 100644 --- a/drivers/iommu/dma-iommu.c +++ b/drivers/iommu/dma-iommu.c @@ -403,7 +403,7 @@ static int __finalise_sg(struct device *dev, struct scatterlist *sg, int nents, unsigned int s_length = sg_dma_len(s); unsigned int s_dma_len = s->length; - s->offset = s_offset; + s->offset += s_offset; s->length = s_length; sg_dma_address(s) = dma_addr + s_offset; dma_addr += s_dma_len; @@ -422,7 +422,7 @@ static void __invalidate_sg(struct scatterlist *sg, int nents) for_each_sg(sg, s, nents, i) { if (sg_dma_address(s) != DMA_ERROR_CODE) - s->offset = sg_dma_address(s); + s->offset += sg_dma_address(s); if (sg_dma_len(s)) s->length = sg_dma_len(s); sg_dma_address(s) = DMA_ERROR_CODE; diff --git a/drivers/iommu/intel-iommu.c b/drivers/iommu/intel-iommu.c index a2e1b7f14df29cc78b625ec88455438d0fa1fe07..e1852e845d21f1f8014f7e51789d0e8682c5c8e8 100644 --- a/drivers/iommu/intel-iommu.c +++ b/drivers/iommu/intel-iommu.c @@ -2458,7 +2458,7 @@ static struct dmar_domain *get_domain_for_dev(struct device *dev, int gaw) } /* register PCI DMA alias device */ - if (req_id != dma_alias && dev_is_pci(dev)) { + if (dev_is_pci(dev) && req_id != dma_alias) { tmp = dmar_insert_one_dev_info(iommu, PCI_BUS_NUM(dma_alias), dma_alias & 0xff, NULL, domain); diff --git a/drivers/iommu/iommu.c b/drivers/iommu/iommu.c index bfd4f7c3b1d8a9da9ce6cd2bce3decd8e27e0fca..b9df1411c8942c18b266b11e1cf572ecf9bcad15 100644 --- a/drivers/iommu/iommu.c +++ b/drivers/iommu/iommu.c @@ -848,7 +848,8 @@ struct iommu_group *iommu_group_get_for_dev(struct device *dev) if (!group->default_domain) { group->default_domain = __iommu_domain_alloc(dev->bus, IOMMU_DOMAIN_DMA); - group->domain = group->default_domain; + if (!group->domain) + group->domain = group->default_domain; } ret = iommu_group_add_device(group, dev); diff --git a/drivers/iommu/rockchip-iommu.c b/drivers/iommu/rockchip-iommu.c index a6f593a0a29eda65c1f383dbe1700c13a8e9be27..5710a06c30498e1b40f4c645f56f1c9b2a49eb4e 100644 --- a/drivers/iommu/rockchip-iommu.c +++ b/drivers/iommu/rockchip-iommu.c @@ -315,8 +315,8 @@ static bool rk_iommu_is_stall_active(struct rk_iommu *iommu) int i; for (i = 0; i < iommu->num_mmu; i++) - active &= rk_iommu_read(iommu->bases[i], RK_MMU_STATUS) & - RK_MMU_STATUS_STALL_ACTIVE; + active &= !!(rk_iommu_read(iommu->bases[i], RK_MMU_STATUS) & + RK_MMU_STATUS_STALL_ACTIVE); return active; } @@ -327,8 +327,8 @@ static bool rk_iommu_is_paging_enabled(struct rk_iommu *iommu) int i; for (i = 0; i < iommu->num_mmu; i++) - enable &= rk_iommu_read(iommu->bases[i], RK_MMU_STATUS) & - RK_MMU_STATUS_PAGING_ENABLED; + enable &= !!(rk_iommu_read(iommu->bases[i], RK_MMU_STATUS) & + RK_MMU_STATUS_PAGING_ENABLED); return enable; } diff --git a/drivers/isdn/hisax/isac.c b/drivers/isdn/hisax/isac.c index 7fdf78f4643394a493abb1545a284bf5b6b9bddd..df7e05ca8f9c197acf94040606555fcd45a51067 100644 --- a/drivers/isdn/hisax/isac.c +++ b/drivers/isdn/hisax/isac.c @@ -215,9 +215,11 @@ isac_interrupt(struct IsdnCardState *cs, u_char val) if (count == 0) count = 32; isac_empty_fifo(cs, count); - if ((count = cs->rcvidx) > 0) { + count = cs->rcvidx; + if (count > 0) { cs->rcvidx = 0; - if (!(skb = alloc_skb(count, GFP_ATOMIC))) + skb = alloc_skb(count, GFP_ATOMIC); + if (!skb) printk(KERN_WARNING "HiSax: D receive out of memory\n"); else { memcpy(skb_put(skb, count), cs->rcvbuf, count); @@ -251,7 +253,8 @@ isac_interrupt(struct IsdnCardState *cs, u_char val) cs->tx_skb = NULL; } } - if ((cs->tx_skb = skb_dequeue(&cs->sq))) { + cs->tx_skb = skb_dequeue(&cs->sq); + if (cs->tx_skb) { cs->tx_cnt = 0; isac_fill_fifo(cs); } else @@ -313,7 +316,8 @@ isac_interrupt(struct IsdnCardState *cs, u_char val) #if ARCOFI_USE if (v1 & 0x08) { if (!cs->dc.isac.mon_rx) { - if (!(cs->dc.isac.mon_rx = kmalloc(MAX_MON_FRAME, GFP_ATOMIC))) { + cs->dc.isac.mon_rx = kmalloc(MAX_MON_FRAME, GFP_ATOMIC); + if (!cs->dc.isac.mon_rx) { if (cs->debug & L1_DEB_WARN) debugl1(cs, "ISAC MON RX out of memory!"); cs->dc.isac.mocr &= 0xf0; @@ -343,7 +347,8 @@ isac_interrupt(struct IsdnCardState *cs, u_char val) afterMONR0: if (v1 & 0x80) { if (!cs->dc.isac.mon_rx) { - if (!(cs->dc.isac.mon_rx = kmalloc(MAX_MON_FRAME, GFP_ATOMIC))) { + cs->dc.isac.mon_rx = kmalloc(MAX_MON_FRAME, GFP_ATOMIC); + if (!cs->dc.isac.mon_rx) { if (cs->debug & L1_DEB_WARN) debugl1(cs, "ISAC MON RX out of memory!"); cs->dc.isac.mocr &= 0x0f; diff --git a/drivers/mailbox/mailbox-test.c b/drivers/mailbox/mailbox-test.c index dc11bbf27274380ecf60b55491193363d947e5c0..58d04726cdd7dc13f0faad15aeec89214ffce620 100644 --- a/drivers/mailbox/mailbox-test.c +++ b/drivers/mailbox/mailbox-test.c @@ -46,7 +46,6 @@ static ssize_t mbox_test_signal_write(struct file *filp, size_t count, loff_t *ppos) { struct mbox_test_device *tdev = filp->private_data; - int ret; if (!tdev->tx_channel) { dev_err(tdev->dev, "Channel cannot do Tx\n"); @@ -60,17 +59,20 @@ static ssize_t mbox_test_signal_write(struct file *filp, return -EINVAL; } - tdev->signal = kzalloc(MBOX_MAX_SIG_LEN, GFP_KERNEL); - if (!tdev->signal) - return -ENOMEM; + /* Only allocate memory if we need to */ + if (!tdev->signal) { + tdev->signal = kzalloc(MBOX_MAX_SIG_LEN, GFP_KERNEL); + if (!tdev->signal) + return -ENOMEM; + } - ret = copy_from_user(tdev->signal, userbuf, count); - if (ret) { + if (copy_from_user(tdev->signal, userbuf, count)) { kfree(tdev->signal); + tdev->signal = NULL; return -EFAULT; } - return ret < 0 ? ret : count; + return count; } static const struct file_operations mbox_test_signal_ops = { diff --git a/drivers/mailbox/mailbox-xgene-slimpro.c b/drivers/mailbox/mailbox-xgene-slimpro.c index bd07f39f06926dad75c7dfc4759c449b86af3ce2..dd2afbca51c9b8d2c155003548d31da28f81c3ce 100644 --- a/drivers/mailbox/mailbox-xgene-slimpro.c +++ b/drivers/mailbox/mailbox-xgene-slimpro.c @@ -189,8 +189,8 @@ static int slimpro_mbox_probe(struct platform_device *pdev) int i; ctx = devm_kzalloc(&pdev->dev, sizeof(struct slimpro_mbox), GFP_KERNEL); - if (IS_ERR(ctx)) - return PTR_ERR(ctx); + if (!ctx) + return -ENOMEM; platform_set_drvdata(pdev, ctx); diff --git a/drivers/mailbox/mailbox.c b/drivers/mailbox/mailbox.c index 6a4811f857056aaa64baff75265902b59be12ac9..4a36632c236f09ad9cdde06ff213961c712c3000 100644 --- a/drivers/mailbox/mailbox.c +++ b/drivers/mailbox/mailbox.c @@ -375,13 +375,13 @@ struct mbox_chan *mbox_request_channel_byname(struct mbox_client *cl, if (!np) { dev_err(cl->dev, "%s() currently only supports DT\n", __func__); - return ERR_PTR(-ENOSYS); + return ERR_PTR(-EINVAL); } if (!of_get_property(np, "mbox-names", NULL)) { dev_err(cl->dev, "%s() requires an \"mbox-names\" property\n", __func__); - return ERR_PTR(-ENOSYS); + return ERR_PTR(-EINVAL); } of_property_for_each_string(np, "mbox-names", prop, mbox_name) { diff --git a/drivers/mailbox/pcc.c b/drivers/mailbox/pcc.c index 0ddf638d60f3645c4a083b37027625dfd850b97f..043828d541f794b331fdaef51e2649a58a472525 100644 --- a/drivers/mailbox/pcc.c +++ b/drivers/mailbox/pcc.c @@ -361,8 +361,6 @@ static int __init acpi_pcc_probe(void) struct acpi_generic_address *db_reg; struct acpi_pcct_hw_reduced *pcct_ss; pcc_mbox_channels[i].con_priv = pcct_entry; - pcct_entry = (struct acpi_subtable_header *) - ((unsigned long) pcct_entry + pcct_entry->length); /* If doorbell is in system memory cache the virt address */ pcct_ss = (struct acpi_pcct_hw_reduced *)pcct_entry; @@ -370,6 +368,8 @@ static int __init acpi_pcc_probe(void) if (db_reg->space_id == ACPI_ADR_SPACE_SYSTEM_MEMORY) pcc_doorbell_vaddr[i] = acpi_os_ioremap(db_reg->address, db_reg->bit_width/8); + pcct_entry = (struct acpi_subtable_header *) + ((unsigned long) pcct_entry + pcct_entry->length); } pcc_mbox_ctrl.num_chans = count; diff --git a/drivers/md/bitmap.c b/drivers/md/bitmap.c index 7df6b4f1548a47935c7bafcba1ffa06ed3335ecb..3fe86b54d50be37e88f83504cff5de90820b5fb7 100644 --- a/drivers/md/bitmap.c +++ b/drivers/md/bitmap.c @@ -322,7 +322,7 @@ __clear_page_buffers(struct page *page) { ClearPagePrivate(page); set_page_private(page, 0); - page_cache_release(page); + put_page(page); } static void free_buffers(struct page *page) { @@ -1673,6 +1673,9 @@ static void bitmap_free(struct bitmap *bitmap) if (!bitmap) /* there was no bitmap */ return; + if (bitmap->sysfs_can_clear) + sysfs_put(bitmap->sysfs_can_clear); + if (mddev_is_clustered(bitmap->mddev) && bitmap->mddev->cluster_info && bitmap->cluster_slot == md_cluster_ops->slot_number(bitmap->mddev)) md_cluster_stop(bitmap->mddev); @@ -1712,15 +1715,13 @@ void bitmap_destroy(struct mddev *mddev) if (mddev->thread) mddev->thread->timeout = MAX_SCHEDULE_TIMEOUT; - if (bitmap->sysfs_can_clear) - sysfs_put(bitmap->sysfs_can_clear); - bitmap_free(bitmap); } /* * initialize the bitmap structure * if this returns an error, bitmap_destroy must be called to do clean up + * once mddev->bitmap is set */ struct bitmap *bitmap_create(struct mddev *mddev, int slot) { @@ -1865,8 +1866,10 @@ int bitmap_copy_from_slot(struct mddev *mddev, int slot, struct bitmap_counts *counts; struct bitmap *bitmap = bitmap_create(mddev, slot); - if (IS_ERR(bitmap)) + if (IS_ERR(bitmap)) { + bitmap_free(bitmap); return PTR_ERR(bitmap); + } rv = bitmap_init_from_disk(bitmap, 0); if (rv) @@ -2170,14 +2173,14 @@ location_store(struct mddev *mddev, const char *buf, size_t len) else { mddev->bitmap = bitmap; rv = bitmap_load(mddev); - if (rv) { - bitmap_destroy(mddev); + if (rv) mddev->bitmap_info.offset = 0; - } } mddev->pers->quiesce(mddev, 0); - if (rv) + if (rv) { + bitmap_destroy(mddev); return rv; + } } } } diff --git a/drivers/md/dm-cache-metadata.c b/drivers/md/dm-cache-metadata.c index 27f2ef300f8bb10bac594b094e3fafcc8db407d0..3970cda10080988887bfa07329241d94afd1b883 100644 --- a/drivers/md/dm-cache-metadata.c +++ b/drivers/md/dm-cache-metadata.c @@ -867,39 +867,55 @@ static int blocks_are_unmapped_or_clean(struct dm_cache_metadata *cmd, return 0; } -#define WRITE_LOCK(cmd) \ - down_write(&cmd->root_lock); \ - if (cmd->fail_io || dm_bm_is_read_only(cmd->bm)) { \ - up_write(&cmd->root_lock); \ - return -EINVAL; \ +static bool cmd_write_lock(struct dm_cache_metadata *cmd) +{ + down_write(&cmd->root_lock); + if (cmd->fail_io || dm_bm_is_read_only(cmd->bm)) { + up_write(&cmd->root_lock); + return false; } + return true; +} -#define WRITE_LOCK_VOID(cmd) \ - down_write(&cmd->root_lock); \ - if (cmd->fail_io || dm_bm_is_read_only(cmd->bm)) { \ - up_write(&cmd->root_lock); \ - return; \ - } +#define WRITE_LOCK(cmd) \ + do { \ + if (!cmd_write_lock((cmd))) \ + return -EINVAL; \ + } while(0) + +#define WRITE_LOCK_VOID(cmd) \ + do { \ + if (!cmd_write_lock((cmd))) \ + return; \ + } while(0) #define WRITE_UNLOCK(cmd) \ - up_write(&cmd->root_lock) + up_write(&(cmd)->root_lock) -#define READ_LOCK(cmd) \ - down_read(&cmd->root_lock); \ - if (cmd->fail_io || dm_bm_is_read_only(cmd->bm)) { \ - up_read(&cmd->root_lock); \ - return -EINVAL; \ +static bool cmd_read_lock(struct dm_cache_metadata *cmd) +{ + down_read(&cmd->root_lock); + if (cmd->fail_io) { + up_read(&cmd->root_lock); + return false; } + return true; +} -#define READ_LOCK_VOID(cmd) \ - down_read(&cmd->root_lock); \ - if (cmd->fail_io || dm_bm_is_read_only(cmd->bm)) { \ - up_read(&cmd->root_lock); \ - return; \ - } +#define READ_LOCK(cmd) \ + do { \ + if (!cmd_read_lock((cmd))) \ + return -EINVAL; \ + } while(0) + +#define READ_LOCK_VOID(cmd) \ + do { \ + if (!cmd_read_lock((cmd))) \ + return; \ + } while(0) #define READ_UNLOCK(cmd) \ - up_read(&cmd->root_lock) + up_read(&(cmd)->root_lock) int dm_cache_resize(struct dm_cache_metadata *cmd, dm_cblock_t new_cache_size) { diff --git a/drivers/md/dm.c b/drivers/md/dm.c index be4905769a45637a4882af087544578cdb90efa4..3d3ac13287a4570847ae179a483fe13586e96f66 100644 --- a/drivers/md/dm.c +++ b/drivers/md/dm.c @@ -1662,8 +1662,10 @@ static int __clone_and_map_data_bio(struct clone_info *ci, struct dm_target *ti, tio = alloc_tio(ci, ti, target_bio_nr); tio->len_ptr = len; r = clone_bio(tio, bio, sector, *len); - if (r < 0) + if (r < 0) { + free_tio(ci->md, tio); break; + } __map_bio(tio); } diff --git a/drivers/md/md.c b/drivers/md/md.c index c068f171b4eb1140ed7956d8f73f6096c14961a1..194580fba7fd8b7a965ea87f9856cada61e15be6 100644 --- a/drivers/md/md.c +++ b/drivers/md/md.c @@ -718,6 +718,7 @@ static void super_written(struct bio *bio) if (atomic_dec_and_test(&mddev->pending_writes)) wake_up(&mddev->sb_wait); + rdev_dec_pending(rdev, mddev); bio_put(bio); } @@ -732,6 +733,8 @@ void md_super_write(struct mddev *mddev, struct md_rdev *rdev, */ struct bio *bio = bio_alloc_mddev(GFP_NOIO, 1, mddev); + atomic_inc(&rdev->nr_pending); + bio->bi_bdev = rdev->meta_bdev ? rdev->meta_bdev : rdev->bdev; bio->bi_iter.bi_sector = sector; bio_add_page(bio, page, size, 0); @@ -6883,7 +6886,7 @@ static int md_ioctl(struct block_device *bdev, fmode_t mode, case ADD_NEW_DISK: /* We can support ADD_NEW_DISK on read-only arrays - * on if we are re-adding a preexisting device. + * only if we are re-adding a preexisting device. * So require mddev->pers and MD_DISK_SYNC. */ if (mddev->pers) { diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c index 39fb21e048e642dd2bf6d6729a9e8c0cd61310a9..a7f2b9c9f8a06fa84aa5f46d6c44c5760894502b 100644 --- a/drivers/md/raid1.c +++ b/drivers/md/raid1.c @@ -570,7 +570,7 @@ static int read_balance(struct r1conf *conf, struct r1bio *r1_bio, int *max_sect if (best_dist_disk < 0) { if (is_badblock(rdev, this_sector, sectors, &first_bad, &bad_sectors)) { - if (first_bad < this_sector) + if (first_bad <= this_sector) /* Cannot use this */ continue; best_good_sectors = first_bad - this_sector; diff --git a/drivers/media/usb/au0828/au0828-cards.c b/drivers/media/usb/au0828/au0828-cards.c index ca861aea68a573d37afbdf6569935d4e643485b0..6b469e8c4c6e209d0001c0ff8e9150057fee1c43 100644 --- a/drivers/media/usb/au0828/au0828-cards.c +++ b/drivers/media/usb/au0828/au0828-cards.c @@ -228,10 +228,6 @@ void au0828_card_analog_fe_setup(struct au0828_dev *dev) "au8522", 0x8e >> 1, NULL); if (sd == NULL) pr_err("analog subdev registration failed\n"); -#ifdef CONFIG_MEDIA_CONTROLLER - if (sd) - dev->decoder = &sd->entity; -#endif } /* Setup tuners */ diff --git a/drivers/media/usb/au0828/au0828-core.c b/drivers/media/usb/au0828/au0828-core.c index 5dc82e8c8670f8ea299cf01151bf7293455410b7..cc22b32776ad1c5159bb4d04b22228fca1aab3ed 100644 --- a/drivers/media/usb/au0828/au0828-core.c +++ b/drivers/media/usb/au0828/au0828-core.c @@ -137,8 +137,14 @@ static void au0828_unregister_media_device(struct au0828_dev *dev) #ifdef CONFIG_MEDIA_CONTROLLER if (dev->media_dev && media_devnode_is_registered(&dev->media_dev->devnode)) { + /* clear enable_source, disable_source */ + dev->media_dev->source_priv = NULL; + dev->media_dev->enable_source = NULL; + dev->media_dev->disable_source = NULL; + media_device_unregister(dev->media_dev); media_device_cleanup(dev->media_dev); + kfree(dev->media_dev); dev->media_dev = NULL; } #endif @@ -166,7 +172,7 @@ static void au0828_usb_disconnect(struct usb_interface *interface) Set the status so poll routines can check and avoid access after disconnect. */ - dev->dev_state = DEV_DISCONNECTED; + set_bit(DEV_DISCONNECTED, &dev->dev_state); au0828_rc_unregister(dev); /* Digital TV */ @@ -192,7 +198,7 @@ static int au0828_media_device_init(struct au0828_dev *dev, #ifdef CONFIG_MEDIA_CONTROLLER struct media_device *mdev; - mdev = media_device_get_devres(&udev->dev); + mdev = kzalloc(sizeof(*mdev), GFP_KERNEL); if (!mdev) return -ENOMEM; @@ -456,7 +462,8 @@ static int au0828_media_device_register(struct au0828_dev *dev, { #ifdef CONFIG_MEDIA_CONTROLLER int ret; - struct media_entity *entity, *demod = NULL, *tuner = NULL; + struct media_entity *entity, *demod = NULL; + struct media_link *link; if (!dev->media_dev) return 0; @@ -482,26 +489,37 @@ static int au0828_media_device_register(struct au0828_dev *dev, } /* - * Find tuner and demod to disable the link between - * the two to avoid disable step when tuner is requested - * by video or audio. Note that this step can't be done - * until dvb graph is created during dvb register. + * Find tuner, decoder and demod. + * + * The tuner and decoder should be cached, as they'll be used by + * au0828_enable_source. + * + * It also needs to disable the link between tuner and + * decoder/demod, to avoid disable step when tuner is requested + * by video or audio. Note that this step can't be done until dvb + * graph is created during dvb register. */ media_device_for_each_entity(entity, dev->media_dev) { - if (entity->function == MEDIA_ENT_F_DTV_DEMOD) + switch (entity->function) { + case MEDIA_ENT_F_TUNER: + dev->tuner = entity; + break; + case MEDIA_ENT_F_ATV_DECODER: + dev->decoder = entity; + break; + case MEDIA_ENT_F_DTV_DEMOD: demod = entity; - else if (entity->function == MEDIA_ENT_F_TUNER) - tuner = entity; + break; + } } - /* Disable link between tuner and demod */ - if (tuner && demod) { - struct media_link *link; - list_for_each_entry(link, &demod->links, list) { - if (link->sink->entity == demod && - link->source->entity == tuner) { + /* Disable link between tuner->demod and/or tuner->decoder */ + if (dev->tuner) { + list_for_each_entry(link, &dev->tuner->links, list) { + if (demod && link->sink->entity == demod) + media_entity_setup_link(link, 0); + if (dev->decoder && link->sink->entity == dev->decoder) media_entity_setup_link(link, 0); - } } } diff --git a/drivers/media/usb/au0828/au0828-input.c b/drivers/media/usb/au0828/au0828-input.c index b0f0679719798c4b8212b9dabee3f992b018c17a..3d6687f0407dfe4c301ca2e9f4bca594c9201522 100644 --- a/drivers/media/usb/au0828/au0828-input.c +++ b/drivers/media/usb/au0828/au0828-input.c @@ -130,7 +130,7 @@ static int au0828_get_key_au8522(struct au0828_rc *ir) bool first = true; /* do nothing if device is disconnected */ - if (ir->dev->dev_state == DEV_DISCONNECTED) + if (test_bit(DEV_DISCONNECTED, &ir->dev->dev_state)) return 0; /* Check IR int */ @@ -260,7 +260,7 @@ static void au0828_rc_stop(struct rc_dev *rc) cancel_delayed_work_sync(&ir->work); /* do nothing if device is disconnected */ - if (ir->dev->dev_state != DEV_DISCONNECTED) { + if (!test_bit(DEV_DISCONNECTED, &ir->dev->dev_state)) { /* Disable IR */ au8522_rc_clear(ir, 0xe0, 1 << 4); } diff --git a/drivers/media/usb/au0828/au0828-video.c b/drivers/media/usb/au0828/au0828-video.c index 13f6dab9ccc290f0cd698f7a87deeadfe8ee166e..32d7db96479cb2a5d9958a389ded67862a132a89 100644 --- a/drivers/media/usb/au0828/au0828-video.c +++ b/drivers/media/usb/au0828/au0828-video.c @@ -106,14 +106,13 @@ static inline void print_err_status(struct au0828_dev *dev, static int check_dev(struct au0828_dev *dev) { - if (dev->dev_state & DEV_DISCONNECTED) { + if (test_bit(DEV_DISCONNECTED, &dev->dev_state)) { pr_info("v4l2 ioctl: device not present\n"); return -ENODEV; } - if (dev->dev_state & DEV_MISCONFIGURED) { - pr_info("v4l2 ioctl: device is misconfigured; " - "close and open it again\n"); + if (test_bit(DEV_MISCONFIGURED, &dev->dev_state)) { + pr_info("v4l2 ioctl: device is misconfigured; close and open it again\n"); return -EIO; } return 0; @@ -521,8 +520,8 @@ static inline int au0828_isoc_copy(struct au0828_dev *dev, struct urb *urb) if (!dev) return 0; - if ((dev->dev_state & DEV_DISCONNECTED) || - (dev->dev_state & DEV_MISCONFIGURED)) + if (test_bit(DEV_DISCONNECTED, &dev->dev_state) || + test_bit(DEV_MISCONFIGURED, &dev->dev_state)) return 0; if (urb->status < 0) { @@ -824,10 +823,10 @@ static int au0828_stream_interrupt(struct au0828_dev *dev) int ret = 0; dev->stream_state = STREAM_INTERRUPT; - if (dev->dev_state == DEV_DISCONNECTED) + if (test_bit(DEV_DISCONNECTED, &dev->dev_state)) return -ENODEV; else if (ret) { - dev->dev_state = DEV_MISCONFIGURED; + set_bit(DEV_MISCONFIGURED, &dev->dev_state); dprintk(1, "%s device is misconfigured!\n", __func__); return ret; } @@ -1026,7 +1025,7 @@ static int au0828_v4l2_open(struct file *filp) int ret; dprintk(1, - "%s called std_set %d dev_state %d stream users %d users %d\n", + "%s called std_set %d dev_state %ld stream users %d users %d\n", __func__, dev->std_set_in_tuner_core, dev->dev_state, dev->streaming_users, dev->users); @@ -1045,7 +1044,7 @@ static int au0828_v4l2_open(struct file *filp) au0828_analog_stream_enable(dev); au0828_analog_stream_reset(dev); dev->stream_state = STREAM_OFF; - dev->dev_state |= DEV_INITIALIZED; + set_bit(DEV_INITIALIZED, &dev->dev_state); } dev->users++; mutex_unlock(&dev->lock); @@ -1059,7 +1058,7 @@ static int au0828_v4l2_close(struct file *filp) struct video_device *vdev = video_devdata(filp); dprintk(1, - "%s called std_set %d dev_state %d stream users %d users %d\n", + "%s called std_set %d dev_state %ld stream users %d users %d\n", __func__, dev->std_set_in_tuner_core, dev->dev_state, dev->streaming_users, dev->users); @@ -1075,7 +1074,7 @@ static int au0828_v4l2_close(struct file *filp) del_timer_sync(&dev->vbi_timeout); } - if (dev->dev_state == DEV_DISCONNECTED) + if (test_bit(DEV_DISCONNECTED, &dev->dev_state)) goto end; if (dev->users == 1) { @@ -1135,7 +1134,7 @@ static void au0828_init_tuner(struct au0828_dev *dev) .type = V4L2_TUNER_ANALOG_TV, }; - dprintk(1, "%s called std_set %d dev_state %d\n", __func__, + dprintk(1, "%s called std_set %d dev_state %ld\n", __func__, dev->std_set_in_tuner_core, dev->dev_state); if (dev->std_set_in_tuner_core) @@ -1207,7 +1206,7 @@ static int vidioc_querycap(struct file *file, void *priv, struct video_device *vdev = video_devdata(file); struct au0828_dev *dev = video_drvdata(file); - dprintk(1, "%s called std_set %d dev_state %d\n", __func__, + dprintk(1, "%s called std_set %d dev_state %ld\n", __func__, dev->std_set_in_tuner_core, dev->dev_state); strlcpy(cap->driver, "au0828", sizeof(cap->driver)); @@ -1250,7 +1249,7 @@ static int vidioc_g_fmt_vid_cap(struct file *file, void *priv, { struct au0828_dev *dev = video_drvdata(file); - dprintk(1, "%s called std_set %d dev_state %d\n", __func__, + dprintk(1, "%s called std_set %d dev_state %ld\n", __func__, dev->std_set_in_tuner_core, dev->dev_state); f->fmt.pix.width = dev->width; @@ -1269,7 +1268,7 @@ static int vidioc_try_fmt_vid_cap(struct file *file, void *priv, { struct au0828_dev *dev = video_drvdata(file); - dprintk(1, "%s called std_set %d dev_state %d\n", __func__, + dprintk(1, "%s called std_set %d dev_state %ld\n", __func__, dev->std_set_in_tuner_core, dev->dev_state); return au0828_set_format(dev, VIDIOC_TRY_FMT, f); @@ -1281,7 +1280,7 @@ static int vidioc_s_fmt_vid_cap(struct file *file, void *priv, struct au0828_dev *dev = video_drvdata(file); int rc; - dprintk(1, "%s called std_set %d dev_state %d\n", __func__, + dprintk(1, "%s called std_set %d dev_state %ld\n", __func__, dev->std_set_in_tuner_core, dev->dev_state); rc = check_dev(dev); @@ -1303,7 +1302,7 @@ static int vidioc_s_std(struct file *file, void *priv, v4l2_std_id norm) { struct au0828_dev *dev = video_drvdata(file); - dprintk(1, "%s called std_set %d dev_state %d\n", __func__, + dprintk(1, "%s called std_set %d dev_state %ld\n", __func__, dev->std_set_in_tuner_core, dev->dev_state); if (norm == dev->std) @@ -1335,7 +1334,7 @@ static int vidioc_g_std(struct file *file, void *priv, v4l2_std_id *norm) { struct au0828_dev *dev = video_drvdata(file); - dprintk(1, "%s called std_set %d dev_state %d\n", __func__, + dprintk(1, "%s called std_set %d dev_state %ld\n", __func__, dev->std_set_in_tuner_core, dev->dev_state); *norm = dev->std; @@ -1357,7 +1356,7 @@ static int vidioc_enum_input(struct file *file, void *priv, [AU0828_VMUX_DVB] = "DVB", }; - dprintk(1, "%s called std_set %d dev_state %d\n", __func__, + dprintk(1, "%s called std_set %d dev_state %ld\n", __func__, dev->std_set_in_tuner_core, dev->dev_state); tmp = input->index; @@ -1387,7 +1386,7 @@ static int vidioc_g_input(struct file *file, void *priv, unsigned int *i) { struct au0828_dev *dev = video_drvdata(file); - dprintk(1, "%s called std_set %d dev_state %d\n", __func__, + dprintk(1, "%s called std_set %d dev_state %ld\n", __func__, dev->std_set_in_tuner_core, dev->dev_state); *i = dev->ctrl_input; @@ -1398,7 +1397,7 @@ static void au0828_s_input(struct au0828_dev *dev, int index) { int i; - dprintk(1, "%s called std_set %d dev_state %d\n", __func__, + dprintk(1, "%s called std_set %d dev_state %ld\n", __func__, dev->std_set_in_tuner_core, dev->dev_state); switch (AUVI_INPUT(index).type) { @@ -1496,7 +1495,7 @@ static int vidioc_g_audio(struct file *file, void *priv, struct v4l2_audio *a) { struct au0828_dev *dev = video_drvdata(file); - dprintk(1, "%s called std_set %d dev_state %d\n", __func__, + dprintk(1, "%s called std_set %d dev_state %ld\n", __func__, dev->std_set_in_tuner_core, dev->dev_state); a->index = dev->ctrl_ainput; @@ -1516,7 +1515,7 @@ static int vidioc_s_audio(struct file *file, void *priv, const struct v4l2_audio if (a->index != dev->ctrl_ainput) return -EINVAL; - dprintk(1, "%s called std_set %d dev_state %d\n", __func__, + dprintk(1, "%s called std_set %d dev_state %ld\n", __func__, dev->std_set_in_tuner_core, dev->dev_state); return 0; } @@ -1534,7 +1533,7 @@ static int vidioc_g_tuner(struct file *file, void *priv, struct v4l2_tuner *t) if (ret) return ret; - dprintk(1, "%s called std_set %d dev_state %d\n", __func__, + dprintk(1, "%s called std_set %d dev_state %ld\n", __func__, dev->std_set_in_tuner_core, dev->dev_state); strcpy(t->name, "Auvitek tuner"); @@ -1554,7 +1553,7 @@ static int vidioc_s_tuner(struct file *file, void *priv, if (t->index != 0) return -EINVAL; - dprintk(1, "%s called std_set %d dev_state %d\n", __func__, + dprintk(1, "%s called std_set %d dev_state %ld\n", __func__, dev->std_set_in_tuner_core, dev->dev_state); au0828_init_tuner(dev); @@ -1576,7 +1575,7 @@ static int vidioc_g_frequency(struct file *file, void *priv, if (freq->tuner != 0) return -EINVAL; - dprintk(1, "%s called std_set %d dev_state %d\n", __func__, + dprintk(1, "%s called std_set %d dev_state %ld\n", __func__, dev->std_set_in_tuner_core, dev->dev_state); freq->frequency = dev->ctrl_freq; return 0; @@ -1591,7 +1590,7 @@ static int vidioc_s_frequency(struct file *file, void *priv, if (freq->tuner != 0) return -EINVAL; - dprintk(1, "%s called std_set %d dev_state %d\n", __func__, + dprintk(1, "%s called std_set %d dev_state %ld\n", __func__, dev->std_set_in_tuner_core, dev->dev_state); au0828_init_tuner(dev); @@ -1617,7 +1616,7 @@ static int vidioc_g_fmt_vbi_cap(struct file *file, void *priv, { struct au0828_dev *dev = video_drvdata(file); - dprintk(1, "%s called std_set %d dev_state %d\n", __func__, + dprintk(1, "%s called std_set %d dev_state %ld\n", __func__, dev->std_set_in_tuner_core, dev->dev_state); format->fmt.vbi.samples_per_line = dev->vbi_width; @@ -1643,7 +1642,7 @@ static int vidioc_cropcap(struct file *file, void *priv, if (cc->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) return -EINVAL; - dprintk(1, "%s called std_set %d dev_state %d\n", __func__, + dprintk(1, "%s called std_set %d dev_state %ld\n", __func__, dev->std_set_in_tuner_core, dev->dev_state); cc->bounds.left = 0; @@ -1665,7 +1664,7 @@ static int vidioc_g_register(struct file *file, void *priv, { struct au0828_dev *dev = video_drvdata(file); - dprintk(1, "%s called std_set %d dev_state %d\n", __func__, + dprintk(1, "%s called std_set %d dev_state %ld\n", __func__, dev->std_set_in_tuner_core, dev->dev_state); reg->val = au0828_read(dev, reg->reg); @@ -1678,7 +1677,7 @@ static int vidioc_s_register(struct file *file, void *priv, { struct au0828_dev *dev = video_drvdata(file); - dprintk(1, "%s called std_set %d dev_state %d\n", __func__, + dprintk(1, "%s called std_set %d dev_state %ld\n", __func__, dev->std_set_in_tuner_core, dev->dev_state); return au0828_writereg(dev, reg->reg, reg->val); diff --git a/drivers/media/usb/au0828/au0828.h b/drivers/media/usb/au0828/au0828.h index ff7f8510fb77ad633e97bbb55e946bcffe02fdac..87f32846f1c01fad59c57765ac1c1e6ecfc86942 100644 --- a/drivers/media/usb/au0828/au0828.h +++ b/drivers/media/usb/au0828/au0828.h @@ -21,6 +21,7 @@ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt +#include #include #include #include @@ -121,9 +122,9 @@ enum au0828_stream_state { /* device state */ enum au0828_dev_state { - DEV_INITIALIZED = 0x01, - DEV_DISCONNECTED = 0x02, - DEV_MISCONFIGURED = 0x04 + DEV_INITIALIZED = 0, + DEV_DISCONNECTED = 1, + DEV_MISCONFIGURED = 2 }; struct au0828_dev; @@ -247,7 +248,7 @@ struct au0828_dev { int input_type; int std_set_in_tuner_core; unsigned int ctrl_input; - enum au0828_dev_state dev_state; + long unsigned int dev_state; /* defined at enum au0828_dev_state */; enum au0828_stream_state stream_state; wait_queue_head_t open; diff --git a/drivers/media/v4l2-core/v4l2-mc.c b/drivers/media/v4l2-core/v4l2-mc.c index 2a7b79bc90fdbb985a8ffacb84babb27f282aeb2..2228cd3a846e9536295c77faeff5d15bc22d66a3 100644 --- a/drivers/media/v4l2-core/v4l2-mc.c +++ b/drivers/media/v4l2-core/v4l2-mc.c @@ -34,7 +34,7 @@ int v4l2_mc_create_media_graph(struct media_device *mdev) { struct media_entity *entity; struct media_entity *if_vid = NULL, *if_aud = NULL; - struct media_entity *tuner = NULL, *decoder = NULL, *dtv_demod = NULL; + struct media_entity *tuner = NULL, *decoder = NULL; struct media_entity *io_v4l = NULL, *io_vbi = NULL, *io_swradio = NULL; bool is_webcam = false; u32 flags; diff --git a/drivers/media/v4l2-core/videobuf-dma-sg.c b/drivers/media/v4l2-core/videobuf-dma-sg.c index df4c052c6bd6111803ab6dfad5edebcb814f3025..f300f060b3f34cdfeb8b1e12b90d9ab345c6b629 100644 --- a/drivers/media/v4l2-core/videobuf-dma-sg.c +++ b/drivers/media/v4l2-core/videobuf-dma-sg.c @@ -349,7 +349,7 @@ int videobuf_dma_free(struct videobuf_dmabuf *dma) if (dma->pages) { for (i = 0; i < dma->nr_pages; i++) - page_cache_release(dma->pages[i]); + put_page(dma->pages[i]); kfree(dma->pages); dma->pages = NULL; } diff --git a/drivers/misc/ibmasm/ibmasmfs.c b/drivers/misc/ibmasm/ibmasmfs.c index e8b933111e0df78f100ba1ed0459b9d511afec55..9c677f3f3c26023c81f93c948e0388e41e8e1a52 100644 --- a/drivers/misc/ibmasm/ibmasmfs.c +++ b/drivers/misc/ibmasm/ibmasmfs.c @@ -116,8 +116,8 @@ static int ibmasmfs_fill_super (struct super_block *sb, void *data, int silent) { struct inode *root; - sb->s_blocksize = PAGE_CACHE_SIZE; - sb->s_blocksize_bits = PAGE_CACHE_SHIFT; + sb->s_blocksize = PAGE_SIZE; + sb->s_blocksize_bits = PAGE_SHIFT; sb->s_magic = IBMASMFS_MAGIC; sb->s_op = &ibmasmfs_s_ops; sb->s_time_gran = 1; diff --git a/drivers/misc/lkdtm.c b/drivers/misc/lkdtm.c index 5f1a36b8fbb082af1d0251504e19a33e1dc8c621..0a5cbbe12452da62127af8ced48101bb9fc212b8 100644 --- a/drivers/misc/lkdtm.c +++ b/drivers/misc/lkdtm.c @@ -458,8 +458,10 @@ static void lkdtm_do_action(enum ctype which) break; val = kmalloc(len, GFP_KERNEL); - if (!val) + if (!val) { + kfree(base); break; + } *val = 0x12345678; base[offset] = *val; @@ -498,14 +500,17 @@ static void lkdtm_do_action(enum ctype which) } case CT_READ_BUDDY_AFTER_FREE: { unsigned long p = __get_free_page(GFP_KERNEL); - int saw, *val = kmalloc(1024, GFP_KERNEL); + int saw, *val; int *base; if (!p) break; - if (!val) + val = kmalloc(1024, GFP_KERNEL); + if (!val) { + free_page(p); break; + } base = (int *)p; diff --git a/drivers/misc/vmw_vmci/vmci_queue_pair.c b/drivers/misc/vmw_vmci/vmci_queue_pair.c index f42d9c4e45619ae5f15cbf7cc270ad1f57b2c3f7..f84a4275ca294af9fb2ca8b6ac15bcb9b20bf69f 100644 --- a/drivers/misc/vmw_vmci/vmci_queue_pair.c +++ b/drivers/misc/vmw_vmci/vmci_queue_pair.c @@ -728,7 +728,7 @@ static void qp_release_pages(struct page **pages, if (dirty) set_page_dirty(pages[i]); - page_cache_release(pages[i]); + put_page(pages[i]); pages[i] = NULL; } } diff --git a/drivers/mmc/card/block.c b/drivers/mmc/card/block.c index 3bdbe50a363f3250958887170b7162f3de4711f7..8a0147dfed27d864d419de730499960c54bc202c 100644 --- a/drivers/mmc/card/block.c +++ b/drivers/mmc/card/block.c @@ -86,7 +86,6 @@ static int max_devices; /* TODO: Replace these with struct ida */ static DECLARE_BITMAP(dev_use, MAX_DEVICES); -static DECLARE_BITMAP(name_use, MAX_DEVICES); /* * There is one mmc_blk_data per slot. @@ -105,7 +104,6 @@ struct mmc_blk_data { unsigned int usage; unsigned int read_only; unsigned int part_type; - unsigned int name_idx; unsigned int reset_done; #define MMC_BLK_READ BIT(0) #define MMC_BLK_WRITE BIT(1) @@ -2202,19 +2200,6 @@ static struct mmc_blk_data *mmc_blk_alloc_req(struct mmc_card *card, goto out; } - /* - * !subname implies we are creating main mmc_blk_data that will be - * associated with mmc_card with dev_set_drvdata. Due to device - * partitions, devidx will not coincide with a per-physical card - * index anymore so we keep track of a name index. - */ - if (!subname) { - md->name_idx = find_first_zero_bit(name_use, max_devices); - __set_bit(md->name_idx, name_use); - } else - md->name_idx = ((struct mmc_blk_data *) - dev_to_disk(parent)->private_data)->name_idx; - md->area_type = area_type; /* @@ -2264,7 +2249,7 @@ static struct mmc_blk_data *mmc_blk_alloc_req(struct mmc_card *card, */ snprintf(md->disk->disk_name, sizeof(md->disk->disk_name), - "mmcblk%u%s", md->name_idx, subname ? subname : ""); + "mmcblk%u%s", card->host->index, subname ? subname : ""); if (mmc_card_mmc(card)) blk_queue_logical_block_size(md->queue.queue, @@ -2418,7 +2403,6 @@ static void mmc_blk_remove_parts(struct mmc_card *card, struct list_head *pos, *q; struct mmc_blk_data *part_md; - __clear_bit(md->name_idx, name_use); list_for_each_safe(pos, q, &md->part) { part_md = list_entry(pos, struct mmc_blk_data, part); list_del(pos); diff --git a/drivers/mmc/core/host.c b/drivers/mmc/core/host.c index 1d94607611d888d0e409a152b4f67df6724273df..6e4c55a4aab59998edd0251222cd0fb7451fae30 100644 --- a/drivers/mmc/core/host.c +++ b/drivers/mmc/core/host.c @@ -356,11 +356,11 @@ struct mmc_host *mmc_alloc_host(int extra, struct device *dev) * They have to set these according to their abilities. */ host->max_segs = 1; - host->max_seg_size = PAGE_CACHE_SIZE; + host->max_seg_size = PAGE_SIZE; - host->max_req_size = PAGE_CACHE_SIZE; + host->max_req_size = PAGE_SIZE; host->max_blk_size = 512; - host->max_blk_count = PAGE_CACHE_SIZE / 512; + host->max_blk_count = PAGE_SIZE / 512; return host; } diff --git a/drivers/mmc/host/sdhci-pci-core.c b/drivers/mmc/host/sdhci-pci-core.c index 62aa5d0efceecc81c79f36806c91386a37502ff7..79e19017343edb0eeffc1e8ac1ddcbe165994bc3 100644 --- a/drivers/mmc/host/sdhci-pci-core.c +++ b/drivers/mmc/host/sdhci-pci-core.c @@ -390,6 +390,7 @@ static int byt_sd_probe_slot(struct sdhci_pci_slot *slot) slot->cd_idx = 0; slot->cd_override_level = true; if (slot->chip->pdev->device == PCI_DEVICE_ID_INTEL_BXT_SD || + slot->chip->pdev->device == PCI_DEVICE_ID_INTEL_BXTM_SD || slot->chip->pdev->device == PCI_DEVICE_ID_INTEL_APL_SD) slot->host->mmc_host_ops.get_cd = bxt_get_cd; @@ -1171,6 +1172,30 @@ static const struct pci_device_id pci_ids[] = { .driver_data = (kernel_ulong_t)&sdhci_intel_byt_sd, }, + { + .vendor = PCI_VENDOR_ID_INTEL, + .device = PCI_DEVICE_ID_INTEL_BXTM_EMMC, + .subvendor = PCI_ANY_ID, + .subdevice = PCI_ANY_ID, + .driver_data = (kernel_ulong_t)&sdhci_intel_byt_emmc, + }, + + { + .vendor = PCI_VENDOR_ID_INTEL, + .device = PCI_DEVICE_ID_INTEL_BXTM_SDIO, + .subvendor = PCI_ANY_ID, + .subdevice = PCI_ANY_ID, + .driver_data = (kernel_ulong_t)&sdhci_intel_byt_sdio, + }, + + { + .vendor = PCI_VENDOR_ID_INTEL, + .device = PCI_DEVICE_ID_INTEL_BXTM_SD, + .subvendor = PCI_ANY_ID, + .subdevice = PCI_ANY_ID, + .driver_data = (kernel_ulong_t)&sdhci_intel_byt_sd, + }, + { .vendor = PCI_VENDOR_ID_INTEL, .device = PCI_DEVICE_ID_INTEL_APL_EMMC, diff --git a/drivers/mmc/host/sdhci-pci.h b/drivers/mmc/host/sdhci-pci.h index d1a0b4db60db41d67ad7d0e34652f2d13d2d3507..89e7151684a1fea26c35f27fee1c5ae2332e4eb8 100644 --- a/drivers/mmc/host/sdhci-pci.h +++ b/drivers/mmc/host/sdhci-pci.h @@ -28,6 +28,9 @@ #define PCI_DEVICE_ID_INTEL_BXT_SD 0x0aca #define PCI_DEVICE_ID_INTEL_BXT_EMMC 0x0acc #define PCI_DEVICE_ID_INTEL_BXT_SDIO 0x0ad0 +#define PCI_DEVICE_ID_INTEL_BXTM_SD 0x1aca +#define PCI_DEVICE_ID_INTEL_BXTM_EMMC 0x1acc +#define PCI_DEVICE_ID_INTEL_BXTM_SDIO 0x1ad0 #define PCI_DEVICE_ID_INTEL_APL_SD 0x5aca #define PCI_DEVICE_ID_INTEL_APL_EMMC 0x5acc #define PCI_DEVICE_ID_INTEL_APL_SDIO 0x5ad0 diff --git a/drivers/mmc/host/sdhci-pxav3.c b/drivers/mmc/host/sdhci-pxav3.c index aca439d3ca83fde1b0e63832c15d4eb5fdf9a971..30132500aa1c83aec0c501354d7b9fb4c1fae1a7 100644 --- a/drivers/mmc/host/sdhci-pxav3.c +++ b/drivers/mmc/host/sdhci-pxav3.c @@ -309,8 +309,30 @@ static void pxav3_set_uhs_signaling(struct sdhci_host *host, unsigned int uhs) __func__, uhs, ctrl_2); } +static void pxav3_set_power(struct sdhci_host *host, unsigned char mode, + unsigned short vdd) +{ + struct mmc_host *mmc = host->mmc; + u8 pwr = host->pwr; + + sdhci_set_power(host, mode, vdd); + + if (host->pwr == pwr) + return; + + if (host->pwr == 0) + vdd = 0; + + if (!IS_ERR(mmc->supply.vmmc)) { + spin_unlock_irq(&host->lock); + mmc_regulator_set_ocr(mmc, mmc->supply.vmmc, vdd); + spin_lock_irq(&host->lock); + } +} + static const struct sdhci_ops pxav3_sdhci_ops = { .set_clock = sdhci_set_clock, + .set_power = pxav3_set_power, .platform_send_init_74_clocks = pxav3_gen_init_74_clocks, .get_max_clock = sdhci_pltfm_clk_get_max_clock, .set_bus_width = sdhci_set_bus_width, diff --git a/drivers/mmc/host/sdhci-tegra.c b/drivers/mmc/host/sdhci-tegra.c index f8c4762bb48dbff5a2a826e57352f1dfc12d05bc..bcc0de47fe7e1833254c1e8fcb95eed112c42031 100644 --- a/drivers/mmc/host/sdhci-tegra.c +++ b/drivers/mmc/host/sdhci-tegra.c @@ -382,14 +382,6 @@ static const struct sdhci_tegra_soc_data soc_data_tegra114 = { .pdata = &sdhci_tegra114_pdata, }; -static const struct sdhci_tegra_soc_data soc_data_tegra124 = { - .pdata = &sdhci_tegra114_pdata, - .nvquirks = NVQUIRK_ENABLE_SDR50 | - NVQUIRK_ENABLE_DDR50 | - NVQUIRK_ENABLE_SDR104 | - NVQUIRK_HAS_PADCALIB, -}; - static const struct sdhci_pltfm_data sdhci_tegra210_pdata = { .quirks = SDHCI_QUIRK_BROKEN_TIMEOUT_VAL | SDHCI_QUIRK_DATA_TIMEOUT_USES_SDCLK | @@ -407,7 +399,7 @@ static const struct sdhci_tegra_soc_data soc_data_tegra210 = { static const struct of_device_id sdhci_tegra_dt_match[] = { { .compatible = "nvidia,tegra210-sdhci", .data = &soc_data_tegra210 }, - { .compatible = "nvidia,tegra124-sdhci", .data = &soc_data_tegra124 }, + { .compatible = "nvidia,tegra124-sdhci", .data = &soc_data_tegra114 }, { .compatible = "nvidia,tegra114-sdhci", .data = &soc_data_tegra114 }, { .compatible = "nvidia,tegra30-sdhci", .data = &soc_data_tegra30 }, { .compatible = "nvidia,tegra20-sdhci", .data = &soc_data_tegra20 }, diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c index 8670f162dec7452153625f589a3d24aec22e889d..6bd3d1794966d13b921751e32a5c670b56799770 100644 --- a/drivers/mmc/host/sdhci.c +++ b/drivers/mmc/host/sdhci.c @@ -1210,10 +1210,24 @@ void sdhci_set_clock(struct sdhci_host *host, unsigned int clock) } EXPORT_SYMBOL_GPL(sdhci_set_clock); -static void sdhci_set_power(struct sdhci_host *host, unsigned char mode, - unsigned short vdd) +static void sdhci_set_power_reg(struct sdhci_host *host, unsigned char mode, + unsigned short vdd) { struct mmc_host *mmc = host->mmc; + + spin_unlock_irq(&host->lock); + mmc_regulator_set_ocr(mmc, mmc->supply.vmmc, vdd); + spin_lock_irq(&host->lock); + + if (mode != MMC_POWER_OFF) + sdhci_writeb(host, SDHCI_POWER_ON, SDHCI_POWER_CONTROL); + else + sdhci_writeb(host, 0, SDHCI_POWER_CONTROL); +} + +void sdhci_set_power(struct sdhci_host *host, unsigned char mode, + unsigned short vdd) +{ u8 pwr = 0; if (mode != MMC_POWER_OFF) { @@ -1245,7 +1259,6 @@ static void sdhci_set_power(struct sdhci_host *host, unsigned char mode, sdhci_writeb(host, 0, SDHCI_POWER_CONTROL); if (host->quirks2 & SDHCI_QUIRK2_CARD_ON_NEEDS_BUS_ON) sdhci_runtime_pm_bus_off(host); - vdd = 0; } else { /* * Spec says that we should clear the power reg before setting @@ -1276,12 +1289,20 @@ static void sdhci_set_power(struct sdhci_host *host, unsigned char mode, if (host->quirks & SDHCI_QUIRK_DELAY_AFTER_POWER) mdelay(10); } +} +EXPORT_SYMBOL_GPL(sdhci_set_power); - if (!IS_ERR(mmc->supply.vmmc)) { - spin_unlock_irq(&host->lock); - mmc_regulator_set_ocr(mmc, mmc->supply.vmmc, vdd); - spin_lock_irq(&host->lock); - } +static void __sdhci_set_power(struct sdhci_host *host, unsigned char mode, + unsigned short vdd) +{ + struct mmc_host *mmc = host->mmc; + + if (host->ops->set_power) + host->ops->set_power(host, mode, vdd); + else if (!IS_ERR(mmc->supply.vmmc)) + sdhci_set_power_reg(host, mode, vdd); + else + sdhci_set_power(host, mode, vdd); } /*****************************************************************************\ @@ -1431,7 +1452,7 @@ static void sdhci_do_set_ios(struct sdhci_host *host, struct mmc_ios *ios) } } - sdhci_set_power(host, ios->power_mode, ios->vdd); + __sdhci_set_power(host, ios->power_mode, ios->vdd); if (host->ops->platform_send_init_74_clocks) host->ops->platform_send_init_74_clocks(host, ios->power_mode); diff --git a/drivers/mmc/host/sdhci.h b/drivers/mmc/host/sdhci.h index 3bd28033dbd94aa021cbea850ffac71d763edd2b..0f39f4f84d10f2f9a49541701cecb9b105e56100 100644 --- a/drivers/mmc/host/sdhci.h +++ b/drivers/mmc/host/sdhci.h @@ -529,6 +529,8 @@ struct sdhci_ops { #endif void (*set_clock)(struct sdhci_host *host, unsigned int clock); + void (*set_power)(struct sdhci_host *host, unsigned char mode, + unsigned short vdd); int (*enable_dma)(struct sdhci_host *host); unsigned int (*get_max_clock)(struct sdhci_host *host); @@ -660,6 +662,8 @@ static inline bool sdhci_sdio_irq_enabled(struct sdhci_host *host) } void sdhci_set_clock(struct sdhci_host *host, unsigned int clock); +void sdhci_set_power(struct sdhci_host *host, unsigned char mode, + unsigned short vdd); void sdhci_set_bus_width(struct sdhci_host *host, int width); void sdhci_reset(struct sdhci_host *host, u8 mask); void sdhci_set_uhs_signaling(struct sdhci_host *host, unsigned timing); diff --git a/drivers/mmc/host/sh_mmcif.c b/drivers/mmc/host/sh_mmcif.c index 8d870ce9f9442ef9c672e3167f59660337c4cbc9..d9a655f47d4165448e34bf79c5cc2fcb1449e755 100644 --- a/drivers/mmc/host/sh_mmcif.c +++ b/drivers/mmc/host/sh_mmcif.c @@ -1513,7 +1513,7 @@ static int sh_mmcif_probe(struct platform_device *pdev) mmc->caps |= pd->caps; mmc->max_segs = 32; mmc->max_blk_size = 512; - mmc->max_req_size = PAGE_CACHE_SIZE * mmc->max_segs; + mmc->max_req_size = PAGE_SIZE * mmc->max_segs; mmc->max_blk_count = mmc->max_req_size / mmc->max_blk_size; mmc->max_seg_size = mmc->max_req_size; diff --git a/drivers/mmc/host/tmio_mmc_dma.c b/drivers/mmc/host/tmio_mmc_dma.c index 675435873823126170602156ff99ca385e451d18..7fb0c034dcb654d90691316f21b674cf565fa8e8 100644 --- a/drivers/mmc/host/tmio_mmc_dma.c +++ b/drivers/mmc/host/tmio_mmc_dma.c @@ -63,7 +63,7 @@ static void tmio_mmc_start_dma_rx(struct tmio_mmc_host *host) } } - if ((!aligned && (host->sg_len > 1 || sg->length > PAGE_CACHE_SIZE || + if ((!aligned && (host->sg_len > 1 || sg->length > PAGE_SIZE || (align & PAGE_MASK))) || !multiple) { ret = -EINVAL; goto pio; @@ -133,7 +133,7 @@ static void tmio_mmc_start_dma_tx(struct tmio_mmc_host *host) } } - if ((!aligned && (host->sg_len > 1 || sg->length > PAGE_CACHE_SIZE || + if ((!aligned && (host->sg_len > 1 || sg->length > PAGE_SIZE || (align & PAGE_MASK))) || !multiple) { ret = -EINVAL; goto pio; diff --git a/drivers/mmc/host/tmio_mmc_pio.c b/drivers/mmc/host/tmio_mmc_pio.c index 03f6e74c190691c74e4845bdd94401710baaed5c..0521b466274804d03718f592b7b49a9ee3670037 100644 --- a/drivers/mmc/host/tmio_mmc_pio.c +++ b/drivers/mmc/host/tmio_mmc_pio.c @@ -1125,7 +1125,7 @@ int tmio_mmc_host_probe(struct tmio_mmc_host *_host, mmc->caps2 |= pdata->capabilities2; mmc->max_segs = 32; mmc->max_blk_size = 512; - mmc->max_blk_count = (PAGE_CACHE_SIZE / mmc->max_blk_size) * + mmc->max_blk_count = (PAGE_SIZE / mmc->max_blk_size) * mmc->max_segs; mmc->max_req_size = mmc->max_blk_size * mmc->max_blk_count; mmc->max_seg_size = mmc->max_req_size; diff --git a/drivers/mmc/host/usdhi6rol0.c b/drivers/mmc/host/usdhi6rol0.c index b2752fe711f2956d52e26d8d30c751919fcbde3e..807c06e203c39cc3d672700333e818e7b730c3d7 100644 --- a/drivers/mmc/host/usdhi6rol0.c +++ b/drivers/mmc/host/usdhi6rol0.c @@ -1789,7 +1789,7 @@ static int usdhi6_probe(struct platform_device *pdev) /* Set .max_segs to some random number. Feel free to adjust. */ mmc->max_segs = 32; mmc->max_blk_size = 512; - mmc->max_req_size = PAGE_CACHE_SIZE * mmc->max_segs; + mmc->max_req_size = PAGE_SIZE * mmc->max_segs; mmc->max_blk_count = mmc->max_req_size / mmc->max_blk_size; /* * Setting .max_seg_size to 1 page would simplify our page-mapping code, diff --git a/drivers/mtd/devices/block2mtd.c b/drivers/mtd/devices/block2mtd.c index e2c0057737e67473126f00af3d693ab790c612a9..7c887f111a7d03eaeb41dd4bdb6bce67bf81609b 100644 --- a/drivers/mtd/devices/block2mtd.c +++ b/drivers/mtd/devices/block2mtd.c @@ -75,7 +75,7 @@ static int _block2mtd_erase(struct block2mtd_dev *dev, loff_t to, size_t len) break; } - page_cache_release(page); + put_page(page); pages--; index++; } @@ -124,7 +124,7 @@ static int block2mtd_read(struct mtd_info *mtd, loff_t from, size_t len, return PTR_ERR(page); memcpy(buf, page_address(page) + offset, cpylen); - page_cache_release(page); + put_page(page); if (retlen) *retlen += cpylen; @@ -164,7 +164,7 @@ static int _block2mtd_write(struct block2mtd_dev *dev, const u_char *buf, unlock_page(page); balance_dirty_pages_ratelimited(mapping); } - page_cache_release(page); + put_page(page); if (retlen) *retlen += cpylen; diff --git a/drivers/mtd/nand/nand_base.c b/drivers/mtd/nand/nand_base.c index b6facac54fc0f18c30dc7adced01223d1f076c9a..557b8462f55ed6f46961d2201affedd2c2746401 100644 --- a/drivers/mtd/nand/nand_base.c +++ b/drivers/mtd/nand/nand_base.c @@ -4009,7 +4009,6 @@ static int nand_dt_init(struct nand_chip *chip) * This is the first phase of the normal nand_scan() function. It reads the * flash ID and sets up MTD fields accordingly. * - * The mtd->owner field must be set to the module of the caller. */ int nand_scan_ident(struct mtd_info *mtd, int maxchips, struct nand_flash_dev *table) @@ -4429,19 +4428,12 @@ EXPORT_SYMBOL(nand_scan_tail); * * This fills out all the uninitialized function pointers with the defaults. * The flash ID is read and the mtd/chip structures are filled with the - * appropriate values. The mtd->owner field must be set to the module of the - * caller. + * appropriate values. */ int nand_scan(struct mtd_info *mtd, int maxchips) { int ret; - /* Many callers got this wrong, so check for it for a while... */ - if (!mtd->owner && caller_is_module()) { - pr_crit("%s called with NULL mtd->owner!\n", __func__); - BUG(); - } - ret = nand_scan_ident(mtd, maxchips, NULL); if (!ret) ret = nand_scan_tail(mtd); diff --git a/drivers/mtd/nand/nandsim.c b/drivers/mtd/nand/nandsim.c index 1fd519503bb17b4ea3d76ede948437a265178f1f..a58169a28741e7e0f3db85b77170594de299fd87 100644 --- a/drivers/mtd/nand/nandsim.c +++ b/drivers/mtd/nand/nandsim.c @@ -1339,7 +1339,7 @@ static void put_pages(struct nandsim *ns) int i; for (i = 0; i < ns->held_cnt; i++) - page_cache_release(ns->held_pages[i]); + put_page(ns->held_pages[i]); } /* Get page cache pages in advance to provide NOFS memory allocation */ @@ -1349,8 +1349,8 @@ static int get_pages(struct nandsim *ns, struct file *file, size_t count, loff_t struct page *page; struct address_space *mapping = file->f_mapping; - start_index = pos >> PAGE_CACHE_SHIFT; - end_index = (pos + count - 1) >> PAGE_CACHE_SHIFT; + start_index = pos >> PAGE_SHIFT; + end_index = (pos + count - 1) >> PAGE_SHIFT; if (end_index - start_index + 1 > NS_MAX_HELD_PAGES) return -EINVAL; ns->held_cnt = 0; diff --git a/drivers/net/dsa/mv88e6xxx.c b/drivers/net/dsa/mv88e6xxx.c index fa086e09d6b7a6c38ab2f8414098950905825ff0..50454be86570d61c40863ca8cad899c2034a316b 100644 --- a/drivers/net/dsa/mv88e6xxx.c +++ b/drivers/net/dsa/mv88e6xxx.c @@ -2264,6 +2264,57 @@ static void mv88e6xxx_bridge_work(struct work_struct *work) mutex_unlock(&ps->smi_mutex); } +static int _mv88e6xxx_phy_page_write(struct dsa_switch *ds, int port, int page, + int reg, int val) +{ + int ret; + + ret = _mv88e6xxx_phy_write_indirect(ds, port, 0x16, page); + if (ret < 0) + goto restore_page_0; + + ret = _mv88e6xxx_phy_write_indirect(ds, port, reg, val); +restore_page_0: + _mv88e6xxx_phy_write_indirect(ds, port, 0x16, 0x0); + + return ret; +} + +static int _mv88e6xxx_phy_page_read(struct dsa_switch *ds, int port, int page, + int reg) +{ + int ret; + + ret = _mv88e6xxx_phy_write_indirect(ds, port, 0x16, page); + if (ret < 0) + goto restore_page_0; + + ret = _mv88e6xxx_phy_read_indirect(ds, port, reg); +restore_page_0: + _mv88e6xxx_phy_write_indirect(ds, port, 0x16, 0x0); + + return ret; +} + +static int mv88e6xxx_power_on_serdes(struct dsa_switch *ds) +{ + int ret; + + ret = _mv88e6xxx_phy_page_read(ds, REG_FIBER_SERDES, PAGE_FIBER_SERDES, + MII_BMCR); + if (ret < 0) + return ret; + + if (ret & BMCR_PDOWN) { + ret &= ~BMCR_PDOWN; + ret = _mv88e6xxx_phy_page_write(ds, REG_FIBER_SERDES, + PAGE_FIBER_SERDES, MII_BMCR, + ret); + } + + return ret; +} + static int mv88e6xxx_setup_port(struct dsa_switch *ds, int port) { struct mv88e6xxx_priv_state *ps = ds_to_priv(ds); @@ -2367,6 +2418,23 @@ static int mv88e6xxx_setup_port(struct dsa_switch *ds, int port) goto abort; } + /* If this port is connected to a SerDes, make sure the SerDes is not + * powered down. + */ + if (mv88e6xxx_6352_family(ds)) { + ret = _mv88e6xxx_reg_read(ds, REG_PORT(port), PORT_STATUS); + if (ret < 0) + goto abort; + ret &= PORT_STATUS_CMODE_MASK; + if ((ret == PORT_STATUS_CMODE_100BASE_X) || + (ret == PORT_STATUS_CMODE_1000BASE_X) || + (ret == PORT_STATUS_CMODE_SGMII)) { + ret = mv88e6xxx_power_on_serdes(ds); + if (ret < 0) + goto abort; + } + } + /* Port Control 2: don't force a good FCS, set the maximum frame size to * 10240 bytes, disable 802.1q tags checking, don't discard tagged or * untagged frames on this port, do a destination address lookup on all @@ -2714,13 +2782,9 @@ int mv88e6xxx_phy_page_read(struct dsa_switch *ds, int port, int page, int reg) int ret; mutex_lock(&ps->smi_mutex); - ret = _mv88e6xxx_phy_write_indirect(ds, port, 0x16, page); - if (ret < 0) - goto error; - ret = _mv88e6xxx_phy_read_indirect(ds, port, reg); -error: - _mv88e6xxx_phy_write_indirect(ds, port, 0x16, 0x0); + ret = _mv88e6xxx_phy_page_read(ds, port, page, reg); mutex_unlock(&ps->smi_mutex); + return ret; } @@ -2731,14 +2795,9 @@ int mv88e6xxx_phy_page_write(struct dsa_switch *ds, int port, int page, int ret; mutex_lock(&ps->smi_mutex); - ret = _mv88e6xxx_phy_write_indirect(ds, port, 0x16, page); - if (ret < 0) - goto error; - - ret = _mv88e6xxx_phy_write_indirect(ds, port, reg, val); -error: - _mv88e6xxx_phy_write_indirect(ds, port, 0x16, 0x0); + ret = _mv88e6xxx_phy_page_write(ds, port, page, reg, val); mutex_unlock(&ps->smi_mutex); + return ret; } diff --git a/drivers/net/dsa/mv88e6xxx.h b/drivers/net/dsa/mv88e6xxx.h index 9a038aba48fbd71893c61b73d0452e5ef0f7cee4..26a424acd10f9ac350cb089e155d755a901ca7e1 100644 --- a/drivers/net/dsa/mv88e6xxx.h +++ b/drivers/net/dsa/mv88e6xxx.h @@ -28,6 +28,10 @@ #define SMI_CMD_OP_45_READ_DATA_INC ((3 << 10) | SMI_CMD_BUSY) #define SMI_DATA 0x01 +/* Fiber/SERDES Registers are located at SMI address F, page 1 */ +#define REG_FIBER_SERDES 0x0f +#define PAGE_FIBER_SERDES 0x01 + #define REG_PORT(p) (0x10 + (p)) #define PORT_STATUS 0x00 #define PORT_STATUS_PAUSE_EN BIT(15) @@ -45,6 +49,10 @@ #define PORT_STATUS_MGMII BIT(6) /* 6185 */ #define PORT_STATUS_TX_PAUSED BIT(5) #define PORT_STATUS_FLOW_CTRL BIT(4) +#define PORT_STATUS_CMODE_MASK 0x0f +#define PORT_STATUS_CMODE_100BASE_X 0x8 +#define PORT_STATUS_CMODE_1000BASE_X 0x9 +#define PORT_STATUS_CMODE_SGMII 0xa #define PORT_PCS_CTRL 0x01 #define PORT_PCS_CTRL_RGMII_DELAY_RXCLK BIT(15) #define PORT_PCS_CTRL_RGMII_DELAY_TXCLK BIT(14) diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c index aabbd51db981d270df258b1e0bf10a64488eb2b2..12a009d720cde6d85fd660c798616aee82be0ba9 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c @@ -2653,7 +2653,7 @@ static int bnxt_hwrm_do_send_msg(struct bnxt *bp, void *msg, u32 msg_len, /* Write request msg to hwrm channel */ __iowrite32_copy(bp->bar0, data, msg_len / 4); - for (i = msg_len; i < HWRM_MAX_REQ_LEN; i += 4) + for (i = msg_len; i < BNXT_HWRM_MAX_REQ_LEN; i += 4) writel(0, bp->bar0 + i); /* currently supports only one outstanding message */ @@ -3391,11 +3391,11 @@ static int bnxt_hwrm_ring_alloc(struct bnxt *bp) struct bnxt_cp_ring_info *cpr = &bnapi->cp_ring; struct bnxt_ring_struct *ring = &cpr->cp_ring_struct; + cpr->cp_doorbell = bp->bar1 + i * 0x80; rc = hwrm_ring_alloc_send_msg(bp, ring, HWRM_RING_ALLOC_CMPL, i, INVALID_STATS_CTX_ID); if (rc) goto err_out; - cpr->cp_doorbell = bp->bar1 + i * 0x80; BNXT_CP_DB(cpr->cp_doorbell, cpr->cp_raw_cons); bp->grp_info[i].cp_fw_ring_id = ring->fw_ring_id; } @@ -3830,6 +3830,7 @@ static int bnxt_hwrm_ver_get(struct bnxt *bp) struct hwrm_ver_get_input req = {0}; struct hwrm_ver_get_output *resp = bp->hwrm_cmd_resp_addr; + bp->hwrm_max_req_len = HWRM_MAX_REQ_LEN; bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_VER_GET, -1, -1); req.hwrm_intf_maj = HWRM_VERSION_MAJOR; req.hwrm_intf_min = HWRM_VERSION_MINOR; @@ -3855,6 +3856,9 @@ static int bnxt_hwrm_ver_get(struct bnxt *bp) if (!bp->hwrm_cmd_timeout) bp->hwrm_cmd_timeout = DFLT_HWRM_CMD_TIMEOUT; + if (resp->hwrm_intf_maj >= 1) + bp->hwrm_max_req_len = le16_to_cpu(resp->max_req_win_len); + hwrm_ver_get_exit: mutex_unlock(&bp->hwrm_cmd_lock); return rc; @@ -4555,7 +4559,7 @@ bnxt_hwrm_set_pause_common(struct bnxt *bp, struct hwrm_port_phy_cfg_input *req) if (bp->link_info.req_flow_ctrl & BNXT_LINK_PAUSE_RX) req->auto_pause |= PORT_PHY_CFG_REQ_AUTO_PAUSE_RX; if (bp->link_info.req_flow_ctrl & BNXT_LINK_PAUSE_TX) - req->auto_pause |= PORT_PHY_CFG_REQ_AUTO_PAUSE_RX; + req->auto_pause |= PORT_PHY_CFG_REQ_AUTO_PAUSE_TX; req->enables |= cpu_to_le32(PORT_PHY_CFG_REQ_ENABLES_AUTO_PAUSE); } else { diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.h b/drivers/net/ethernet/broadcom/bnxt/bnxt.h index ec04c47172b7f33e338a000d07140892f6c72cb5..709b95b8fcbad5742399607c9ec98a504ac05754 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.h +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.h @@ -477,6 +477,7 @@ struct rx_tpa_end_cmp_ext { #define RING_CMP(idx) ((idx) & bp->cp_ring_mask) #define NEXT_CMP(idx) RING_CMP(ADV_RAW_CMP(idx, 1)) +#define BNXT_HWRM_MAX_REQ_LEN (bp->hwrm_max_req_len) #define DFLT_HWRM_CMD_TIMEOUT 500 #define HWRM_CMD_TIMEOUT (bp->hwrm_cmd_timeout) #define HWRM_RESET_TIMEOUT ((HWRM_CMD_TIMEOUT) * 4) @@ -953,6 +954,7 @@ struct bnxt { dma_addr_t hw_tx_port_stats_map; int hw_port_stats_size; + u16 hwrm_max_req_len; int hwrm_cmd_timeout; struct mutex hwrm_cmd_lock; /* serialize hwrm messages */ struct hwrm_ver_get_output ver_resp; diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c index 9ada1662b65149c81617181772f406a4716042c1..2e472f6dbf2d3df1ef3d1e084666ef713a187e65 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c @@ -855,10 +855,8 @@ static void bnxt_get_pauseparam(struct net_device *dev, if (BNXT_VF(bp)) return; epause->autoneg = !!(link_info->autoneg & BNXT_AUTONEG_FLOW_CTRL); - epause->rx_pause = - ((link_info->auto_pause_setting & BNXT_LINK_PAUSE_RX) != 0); - epause->tx_pause = - ((link_info->auto_pause_setting & BNXT_LINK_PAUSE_TX) != 0); + epause->rx_pause = !!(link_info->req_flow_ctrl & BNXT_LINK_PAUSE_RX); + epause->tx_pause = !!(link_info->req_flow_ctrl & BNXT_LINK_PAUSE_TX); } static int bnxt_set_pauseparam(struct net_device *dev, diff --git a/drivers/net/ethernet/broadcom/genet/bcmgenet.c b/drivers/net/ethernet/broadcom/genet/bcmgenet.c index 6746fd03cb3a7172654e4a22bfb41f561c8052e0..cf6445d148ca5098c5ed4a7ab443022fe212ae27 100644 --- a/drivers/net/ethernet/broadcom/genet/bcmgenet.c +++ b/drivers/net/ethernet/broadcom/genet/bcmgenet.c @@ -1171,6 +1171,7 @@ static unsigned int __bcmgenet_tx_reclaim(struct net_device *dev, struct enet_cb *tx_cb_ptr; struct netdev_queue *txq; unsigned int pkts_compl = 0; + unsigned int bytes_compl = 0; unsigned int c_index; unsigned int txbds_ready; unsigned int txbds_processed = 0; @@ -1193,16 +1194,13 @@ static unsigned int __bcmgenet_tx_reclaim(struct net_device *dev, tx_cb_ptr = &priv->tx_cbs[ring->clean_ptr]; if (tx_cb_ptr->skb) { pkts_compl++; - dev->stats.tx_packets++; - dev->stats.tx_bytes += tx_cb_ptr->skb->len; + bytes_compl += GENET_CB(tx_cb_ptr->skb)->bytes_sent; dma_unmap_single(&dev->dev, dma_unmap_addr(tx_cb_ptr, dma_addr), dma_unmap_len(tx_cb_ptr, dma_len), DMA_TO_DEVICE); bcmgenet_free_cb(tx_cb_ptr); } else if (dma_unmap_addr(tx_cb_ptr, dma_addr)) { - dev->stats.tx_bytes += - dma_unmap_len(tx_cb_ptr, dma_len); dma_unmap_page(&dev->dev, dma_unmap_addr(tx_cb_ptr, dma_addr), dma_unmap_len(tx_cb_ptr, dma_len), @@ -1220,6 +1218,9 @@ static unsigned int __bcmgenet_tx_reclaim(struct net_device *dev, ring->free_bds += txbds_processed; ring->c_index = (ring->c_index + txbds_processed) & DMA_C_INDEX_MASK; + dev->stats.tx_packets += pkts_compl; + dev->stats.tx_bytes += bytes_compl; + if (ring->free_bds > (MAX_SKB_FRAGS + 1)) { txq = netdev_get_tx_queue(dev, ring->queue); if (netif_tx_queue_stopped(txq)) @@ -1296,7 +1297,7 @@ static int bcmgenet_xmit_single(struct net_device *dev, tx_cb_ptr->skb = skb; - skb_len = skb_headlen(skb) < ETH_ZLEN ? ETH_ZLEN : skb_headlen(skb); + skb_len = skb_headlen(skb); mapping = dma_map_single(kdev, skb->data, skb_len, DMA_TO_DEVICE); ret = dma_mapping_error(kdev, mapping); @@ -1464,6 +1465,11 @@ static netdev_tx_t bcmgenet_xmit(struct sk_buff *skb, struct net_device *dev) goto out; } + /* Retain how many bytes will be sent on the wire, without TSB inserted + * by transmit checksum offload + */ + GENET_CB(skb)->bytes_sent = skb->len; + /* set the SKB transmit checksum */ if (priv->desc_64b_en) { skb = bcmgenet_put_tx_csum(dev, skb); diff --git a/drivers/net/ethernet/broadcom/genet/bcmgenet.h b/drivers/net/ethernet/broadcom/genet/bcmgenet.h index 9673675573099bb05c9c91577cf49e88d9e39067..1e2dc34d331a49e05a8fc9a66156dfeeb00ee10f 100644 --- a/drivers/net/ethernet/broadcom/genet/bcmgenet.h +++ b/drivers/net/ethernet/broadcom/genet/bcmgenet.h @@ -531,6 +531,12 @@ struct bcmgenet_hw_params { u32 flags; }; +struct bcmgenet_skb_cb { + unsigned int bytes_sent; /* bytes on the wire (no TSB) */ +}; + +#define GENET_CB(skb) ((struct bcmgenet_skb_cb *)((skb)->cb)) + struct bcmgenet_tx_ring { spinlock_t lock; /* ring lock */ struct napi_struct napi; /* NAPI per tx queue */ diff --git a/drivers/net/ethernet/cadence/macb.c b/drivers/net/ethernet/cadence/macb.c index 6619178ed77b6f3fc395cdc5839eeae0fd4c8663..48a7d7dee8461117b3f47bcbdebe4c0745385bf7 100644 --- a/drivers/net/ethernet/cadence/macb.c +++ b/drivers/net/ethernet/cadence/macb.c @@ -917,7 +917,10 @@ static int macb_rx_frame(struct macb *bp, unsigned int first_frag, unsigned int frag_len = bp->rx_buffer_size; if (offset + frag_len > len) { - BUG_ON(frag != last_frag); + if (unlikely(frag != last_frag)) { + dev_kfree_skb_any(skb); + return -1; + } frag_len = len - offset; } skb_copy_to_linear_data_offset(skb, offset, @@ -945,8 +948,23 @@ static int macb_rx_frame(struct macb *bp, unsigned int first_frag, return 0; } +static inline void macb_init_rx_ring(struct macb *bp) +{ + dma_addr_t addr; + int i; + + addr = bp->rx_buffers_dma; + for (i = 0; i < RX_RING_SIZE; i++) { + bp->rx_ring[i].addr = addr; + bp->rx_ring[i].ctrl = 0; + addr += bp->rx_buffer_size; + } + bp->rx_ring[RX_RING_SIZE - 1].addr |= MACB_BIT(RX_WRAP); +} + static int macb_rx(struct macb *bp, int budget) { + bool reset_rx_queue = false; int received = 0; unsigned int tail; int first_frag = -1; @@ -972,10 +990,18 @@ static int macb_rx(struct macb *bp, int budget) if (ctrl & MACB_BIT(RX_EOF)) { int dropped; - BUG_ON(first_frag == -1); + + if (unlikely(first_frag == -1)) { + reset_rx_queue = true; + continue; + } dropped = macb_rx_frame(bp, first_frag, tail); first_frag = -1; + if (unlikely(dropped < 0)) { + reset_rx_queue = true; + continue; + } if (!dropped) { received++; budget--; @@ -983,6 +1009,26 @@ static int macb_rx(struct macb *bp, int budget) } } + if (unlikely(reset_rx_queue)) { + unsigned long flags; + u32 ctrl; + + netdev_err(bp->dev, "RX queue corruption: reset it\n"); + + spin_lock_irqsave(&bp->lock, flags); + + ctrl = macb_readl(bp, NCR); + macb_writel(bp, NCR, ctrl & ~MACB_BIT(RE)); + + macb_init_rx_ring(bp); + macb_writel(bp, RBQP, bp->rx_ring_dma); + + macb_writel(bp, NCR, ctrl | MACB_BIT(RE)); + + spin_unlock_irqrestore(&bp->lock, flags); + return received; + } + if (first_frag != -1) bp->rx_tail = first_frag; else @@ -1100,7 +1146,7 @@ static irqreturn_t macb_interrupt(int irq, void *dev_id) macb_writel(bp, NCR, ctrl | MACB_BIT(RE)); if (bp->caps & MACB_CAPS_ISR_CLEAR_ON_WRITE) - macb_writel(bp, ISR, MACB_BIT(RXUBR)); + queue_writel(queue, ISR, MACB_BIT(RXUBR)); } if (status & MACB_BIT(ISR_ROVR)) { @@ -1523,15 +1569,8 @@ static void gem_init_rings(struct macb *bp) static void macb_init_rings(struct macb *bp) { int i; - dma_addr_t addr; - addr = bp->rx_buffers_dma; - for (i = 0; i < RX_RING_SIZE; i++) { - bp->rx_ring[i].addr = addr; - bp->rx_ring[i].ctrl = 0; - addr += bp->rx_buffer_size; - } - bp->rx_ring[RX_RING_SIZE - 1].addr |= MACB_BIT(RX_WRAP); + macb_init_rx_ring(bp); for (i = 0; i < TX_RING_SIZE; i++) { bp->queues[0].tx_ring[i].addr = 0; @@ -2957,9 +2996,10 @@ static int macb_probe(struct platform_device *pdev) phy_node = of_get_next_available_child(np, NULL); if (phy_node) { int gpio = of_get_named_gpio(phy_node, "reset-gpios", 0); - if (gpio_is_valid(gpio)) + if (gpio_is_valid(gpio)) { bp->reset_gpio = gpio_to_desc(gpio); - gpiod_direction_output(bp->reset_gpio, 1); + gpiod_direction_output(bp->reset_gpio, 1); + } } of_node_put(phy_node); @@ -3029,7 +3069,8 @@ static int macb_remove(struct platform_device *pdev) mdiobus_free(bp->mii_bus); /* Shutdown the PHY if there is a GPIO reset */ - gpiod_set_value(bp->reset_gpio, 0); + if (bp->reset_gpio) + gpiod_set_value(bp->reset_gpio, 0); unregister_netdev(dev); clk_disable_unprepare(bp->tx_clk); diff --git a/drivers/net/ethernet/chelsio/cxgb4/t4_pci_id_tbl.h b/drivers/net/ethernet/chelsio/cxgb4/t4_pci_id_tbl.h index 06bc2d2e7a7315ceb0f544aac1fcaec1af51fbc6..a2cdfc1261dc77092049575f5519d7160a1c8f29 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/t4_pci_id_tbl.h +++ b/drivers/net/ethernet/chelsio/cxgb4/t4_pci_id_tbl.h @@ -166,6 +166,7 @@ CH_PCI_DEVICE_ID_TABLE_DEFINE_BEGIN CH_PCI_ID_TABLE_FENTRY(0x5099), /* Custom 2x40G QSFP */ CH_PCI_ID_TABLE_FENTRY(0x509a), /* Custom T520-CR */ CH_PCI_ID_TABLE_FENTRY(0x509b), /* Custom T540-CR LOM */ + CH_PCI_ID_TABLE_FENTRY(0x509c), /* Custom T520-CR*/ /* T6 adapters: */ diff --git a/drivers/net/ethernet/freescale/fec_main.c b/drivers/net/ethernet/freescale/fec_main.c index 37c08158308433845f583671dc23d6db411178df..08243c2ff4b4ae3d201c95c0bbc9caa5a7bd776c 100644 --- a/drivers/net/ethernet/freescale/fec_main.c +++ b/drivers/net/ethernet/freescale/fec_main.c @@ -943,8 +943,8 @@ fec_restart(struct net_device *ndev) else val &= ~FEC_RACC_OPTIONS; writel(val, fep->hwp + FEC_RACC); + writel(PKT_MAXBUF_SIZE, fep->hwp + FEC_FTRL); } - writel(PKT_MAXBUF_SIZE, fep->hwp + FEC_FTRL); #endif /* diff --git a/drivers/net/ethernet/hisilicon/hns/hnae.h b/drivers/net/ethernet/hisilicon/hns/hnae.h index 37d0cce392be84b9525c547bf583f5802d6c46ae..e8d36aaea223277c59de2368778ba4e41dfc9883 100644 --- a/drivers/net/ethernet/hisilicon/hns/hnae.h +++ b/drivers/net/ethernet/hisilicon/hns/hnae.h @@ -469,7 +469,7 @@ struct hnae_ae_ops { u32 *tx_usecs, u32 *rx_usecs); void (*get_rx_max_coalesced_frames)(struct hnae_handle *handle, u32 *tx_frames, u32 *rx_frames); - void (*set_coalesce_usecs)(struct hnae_handle *handle, u32 timeout); + int (*set_coalesce_usecs)(struct hnae_handle *handle, u32 timeout); int (*set_coalesce_frames)(struct hnae_handle *handle, u32 coalesce_frames); void (*set_promisc_mode)(struct hnae_handle *handle, u32 en); diff --git a/drivers/net/ethernet/hisilicon/hns/hns_ae_adapt.c b/drivers/net/ethernet/hisilicon/hns/hns_ae_adapt.c index 285c893ab13550b45f13be88ad51185334582f6c..a1cb461ac45f832763b4f1cf61b6764c62574c96 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_ae_adapt.c +++ b/drivers/net/ethernet/hisilicon/hns/hns_ae_adapt.c @@ -159,11 +159,6 @@ struct hnae_handle *hns_ae_get_handle(struct hnae_ae_dev *dev, ae_handle->qs[i]->tx_ring.q = ae_handle->qs[i]; ring_pair_cb->used_by_vf = 1; - if (port_idx < DSAF_SERVICE_PORT_NUM_PER_DSAF) - ring_pair_cb->port_id_in_dsa = port_idx; - else - ring_pair_cb->port_id_in_dsa = 0; - ring_pair_cb++; } @@ -453,59 +448,46 @@ static int hns_ae_set_pauseparam(struct hnae_handle *handle, static void hns_ae_get_coalesce_usecs(struct hnae_handle *handle, u32 *tx_usecs, u32 *rx_usecs) { - int port; - - port = hns_ae_map_eport_to_dport(handle->eport_id); + struct ring_pair_cb *ring_pair = + container_of(handle->qs[0], struct ring_pair_cb, q); - *tx_usecs = hns_rcb_get_coalesce_usecs( - hns_ae_get_dsaf_dev(handle->dev), - hns_dsaf_get_comm_idx_by_port(port)); - *rx_usecs = hns_rcb_get_coalesce_usecs( - hns_ae_get_dsaf_dev(handle->dev), - hns_dsaf_get_comm_idx_by_port(port)); + *tx_usecs = hns_rcb_get_coalesce_usecs(ring_pair->rcb_common, + ring_pair->port_id_in_comm); + *rx_usecs = hns_rcb_get_coalesce_usecs(ring_pair->rcb_common, + ring_pair->port_id_in_comm); } static void hns_ae_get_rx_max_coalesced_frames(struct hnae_handle *handle, u32 *tx_frames, u32 *rx_frames) { - int port; + struct ring_pair_cb *ring_pair = + container_of(handle->qs[0], struct ring_pair_cb, q); - assert(handle); - - port = hns_ae_map_eport_to_dport(handle->eport_id); - - *tx_frames = hns_rcb_get_coalesced_frames( - hns_ae_get_dsaf_dev(handle->dev), port); - *rx_frames = hns_rcb_get_coalesced_frames( - hns_ae_get_dsaf_dev(handle->dev), port); + *tx_frames = hns_rcb_get_coalesced_frames(ring_pair->rcb_common, + ring_pair->port_id_in_comm); + *rx_frames = hns_rcb_get_coalesced_frames(ring_pair->rcb_common, + ring_pair->port_id_in_comm); } -static void hns_ae_set_coalesce_usecs(struct hnae_handle *handle, - u32 timeout) +static int hns_ae_set_coalesce_usecs(struct hnae_handle *handle, + u32 timeout) { - int port; + struct ring_pair_cb *ring_pair = + container_of(handle->qs[0], struct ring_pair_cb, q); - assert(handle); - - port = hns_ae_map_eport_to_dport(handle->eport_id); - - hns_rcb_set_coalesce_usecs(hns_ae_get_dsaf_dev(handle->dev), - port, timeout); + return hns_rcb_set_coalesce_usecs( + ring_pair->rcb_common, ring_pair->port_id_in_comm, timeout); } static int hns_ae_set_coalesce_frames(struct hnae_handle *handle, u32 coalesce_frames) { - int port; - int ret; + struct ring_pair_cb *ring_pair = + container_of(handle->qs[0], struct ring_pair_cb, q); - assert(handle); - - port = hns_ae_map_eport_to_dport(handle->eport_id); - - ret = hns_rcb_set_coalesced_frames(hns_ae_get_dsaf_dev(handle->dev), - port, coalesce_frames); - return ret; + return hns_rcb_set_coalesced_frames( + ring_pair->rcb_common, + ring_pair->port_id_in_comm, coalesce_frames); } void hns_ae_update_stats(struct hnae_handle *handle, diff --git a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_gmac.c b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_gmac.c index 6e2b76ede0751048380820851bdd3f42879cb965..44abb08de155c2d7ef05f5539376ad5581ef229c 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_gmac.c +++ b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_gmac.c @@ -664,7 +664,8 @@ static void hns_gmac_get_strings(u32 stringset, u8 *data) return; for (i = 0; i < ARRAY_SIZE(g_gmac_stats_string); i++) { - snprintf(buff, ETH_GSTRING_LEN, g_gmac_stats_string[i].desc); + snprintf(buff, ETH_GSTRING_LEN, "%s", + g_gmac_stats_string[i].desc); buff = buff + ETH_GSTRING_LEN; } } diff --git a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.c b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.c index 5c1ac9ba1bf2a8cbd6949ee6db6faea9eddb0943..5978a5c8ef35e139bb4af766954e8d8f39f8b1ba 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.c +++ b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.c @@ -2219,17 +2219,17 @@ void hns_dsaf_get_regs(struct dsaf_device *ddev, u32 port, void *data) /* dsaf onode registers */ for (i = 0; i < DSAF_XOD_NUM; i++) { p[311 + i] = dsaf_read_dev(ddev, - DSAF_XOD_ETS_TSA_TC0_TC3_CFG_0_REG + j * 0x90); + DSAF_XOD_ETS_TSA_TC0_TC3_CFG_0_REG + i * 0x90); p[319 + i] = dsaf_read_dev(ddev, - DSAF_XOD_ETS_TSA_TC4_TC7_CFG_0_REG + j * 0x90); + DSAF_XOD_ETS_TSA_TC4_TC7_CFG_0_REG + i * 0x90); p[327 + i] = dsaf_read_dev(ddev, - DSAF_XOD_ETS_BW_TC0_TC3_CFG_0_REG + j * 0x90); + DSAF_XOD_ETS_BW_TC0_TC3_CFG_0_REG + i * 0x90); p[335 + i] = dsaf_read_dev(ddev, - DSAF_XOD_ETS_BW_TC4_TC7_CFG_0_REG + j * 0x90); + DSAF_XOD_ETS_BW_TC4_TC7_CFG_0_REG + i * 0x90); p[343 + i] = dsaf_read_dev(ddev, - DSAF_XOD_ETS_BW_OFFSET_CFG_0_REG + j * 0x90); + DSAF_XOD_ETS_BW_OFFSET_CFG_0_REG + i * 0x90); p[351 + i] = dsaf_read_dev(ddev, - DSAF_XOD_ETS_TOKEN_CFG_0_REG + j * 0x90); + DSAF_XOD_ETS_TOKEN_CFG_0_REG + i * 0x90); } p[359] = dsaf_read_dev(ddev, DSAF_XOD_PFS_CFG_0_0_REG + port * 0x90); diff --git a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_misc.c b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_misc.c index 607c3be4224101279d2d7f55dd13766568156d78..e69b02287c44a78fcdd960948f7f29bc96152bb3 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_misc.c +++ b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_misc.c @@ -244,31 +244,35 @@ void hns_ppe_com_srst(struct ppe_common_cb *ppe_common, u32 val) */ phy_interface_t hns_mac_get_phy_if(struct hns_mac_cb *mac_cb) { - u32 hilink3_mode; - u32 hilink4_mode; + u32 mode; + u32 reg; + u32 shift; + bool is_ver1 = AE_IS_VER1(mac_cb->dsaf_dev->dsaf_ver); void __iomem *sys_ctl_vaddr = mac_cb->sys_ctl_vaddr; - int dev_id = mac_cb->mac_id; + int mac_id = mac_cb->mac_id; phy_interface_t phy_if = PHY_INTERFACE_MODE_NA; - hilink3_mode = dsaf_read_reg(sys_ctl_vaddr, HNS_MAC_HILINK3_REG); - hilink4_mode = dsaf_read_reg(sys_ctl_vaddr, HNS_MAC_HILINK4_REG); - if (dev_id >= 0 && dev_id <= 3) { - if (hilink4_mode == 0) - phy_if = PHY_INTERFACE_MODE_SGMII; - else + if (is_ver1 && (mac_id >= 6 && mac_id <= 7)) { + phy_if = PHY_INTERFACE_MODE_SGMII; + } else if (mac_id >= 0 && mac_id <= 3) { + reg = is_ver1 ? HNS_MAC_HILINK4_REG : HNS_MAC_HILINK4V2_REG; + mode = dsaf_read_reg(sys_ctl_vaddr, reg); + /* mac_id 0, 1, 2, 3 ---> hilink4 lane 0, 1, 2, 3 */ + shift = is_ver1 ? 0 : mac_id; + if (dsaf_get_bit(mode, shift)) phy_if = PHY_INTERFACE_MODE_XGMII; - } else if (dev_id >= 4 && dev_id <= 5) { - if (hilink3_mode == 0) - phy_if = PHY_INTERFACE_MODE_SGMII; else + phy_if = PHY_INTERFACE_MODE_SGMII; + } else if (mac_id >= 4 && mac_id <= 7) { + reg = is_ver1 ? HNS_MAC_HILINK3_REG : HNS_MAC_HILINK3V2_REG; + mode = dsaf_read_reg(sys_ctl_vaddr, reg); + /* mac_id 4, 5, 6, 7 ---> hilink3 lane 2, 3, 0, 1 */ + shift = is_ver1 ? 0 : mac_id <= 5 ? mac_id - 2 : mac_id - 6; + if (dsaf_get_bit(mode, shift)) phy_if = PHY_INTERFACE_MODE_XGMII; - } else { - phy_if = PHY_INTERFACE_MODE_SGMII; + else + phy_if = PHY_INTERFACE_MODE_SGMII; } - - dev_dbg(mac_cb->dev, - "hilink3_mode=%d, hilink4_mode=%d dev_id=%d, phy_if=%d\n", - hilink3_mode, hilink4_mode, dev_id, phy_if); return phy_if; } diff --git a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_rcb.c b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_rcb.c index 12188807468c49f3e652644d27758bb9ac2ba3e5..28ee26e5c47829c6baa8a2da65db6e05d6f3eba0 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_rcb.c +++ b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_rcb.c @@ -215,9 +215,9 @@ static void hns_rcb_ring_init(struct ring_pair_cb *ring_pair, int ring_type) dsaf_write_dev(q, RCB_RING_RX_RING_BD_LEN_REG, bd_size_type); dsaf_write_dev(q, RCB_RING_RX_RING_BD_NUM_REG, - ring_pair->port_id_in_dsa); + ring_pair->port_id_in_comm); dsaf_write_dev(q, RCB_RING_RX_RING_PKTLINE_REG, - ring_pair->port_id_in_dsa); + ring_pair->port_id_in_comm); } else { dsaf_write_dev(q, RCB_RING_TX_RING_BASEADDR_L_REG, (u32)dma); @@ -227,9 +227,9 @@ static void hns_rcb_ring_init(struct ring_pair_cb *ring_pair, int ring_type) dsaf_write_dev(q, RCB_RING_TX_RING_BD_LEN_REG, bd_size_type); dsaf_write_dev(q, RCB_RING_TX_RING_BD_NUM_REG, - ring_pair->port_id_in_dsa); + ring_pair->port_id_in_comm); dsaf_write_dev(q, RCB_RING_TX_RING_PKTLINE_REG, - ring_pair->port_id_in_dsa); + ring_pair->port_id_in_comm); } } @@ -256,50 +256,16 @@ static void hns_rcb_set_port_desc_cnt(struct rcb_common_cb *rcb_common, desc_cnt); } -/** - *hns_rcb_set_port_coalesced_frames - set rcb port coalesced frames - *@rcb_common: rcb_common device - *@port_idx:port index - *@coalesced_frames:BD num for coalesced frames - */ -static int hns_rcb_set_port_coalesced_frames(struct rcb_common_cb *rcb_common, - u32 port_idx, - u32 coalesced_frames) -{ - if (coalesced_frames >= rcb_common->desc_num || - coalesced_frames > HNS_RCB_MAX_COALESCED_FRAMES) - return -EINVAL; - - dsaf_write_dev(rcb_common, RCB_CFG_PKTLINE_REG + port_idx * 4, - coalesced_frames); - return 0; -} - -/** - *hns_rcb_get_port_coalesced_frames - set rcb port coalesced frames - *@rcb_common: rcb_common device - *@port_idx:port index - * return coaleseced frames value - */ -static u32 hns_rcb_get_port_coalesced_frames(struct rcb_common_cb *rcb_common, - u32 port_idx) +static void hns_rcb_set_port_timeout( + struct rcb_common_cb *rcb_common, u32 port_idx, u32 timeout) { - if (port_idx >= HNS_RCB_SERVICE_NW_ENGINE_NUM) - port_idx = 0; - - return dsaf_read_dev(rcb_common, - RCB_CFG_PKTLINE_REG + port_idx * 4); -} - -/** - *hns_rcb_set_timeout - set rcb port coalesced time_out - *@rcb_common: rcb_common device - *@time_out:time for coalesced time_out - */ -static void hns_rcb_set_timeout(struct rcb_common_cb *rcb_common, - u32 timeout) -{ - dsaf_write_dev(rcb_common, RCB_CFG_OVERTIME_REG, timeout); + if (AE_IS_VER1(rcb_common->dsaf_dev->dsaf_ver)) + dsaf_write_dev(rcb_common, RCB_CFG_OVERTIME_REG, + timeout * HNS_RCB_CLK_FREQ_MHZ); + else + dsaf_write_dev(rcb_common, + RCB_PORT_CFG_OVERTIME_REG + port_idx * 4, + timeout); } static int hns_rcb_common_get_port_num(struct rcb_common_cb *rcb_common) @@ -361,10 +327,11 @@ int hns_rcb_common_init_hw(struct rcb_common_cb *rcb_common) for (i = 0; i < port_num; i++) { hns_rcb_set_port_desc_cnt(rcb_common, i, rcb_common->desc_num); - (void)hns_rcb_set_port_coalesced_frames( - rcb_common, i, rcb_common->coalesced_frames); + (void)hns_rcb_set_coalesced_frames( + rcb_common, i, HNS_RCB_DEF_COALESCED_FRAMES); + hns_rcb_set_port_timeout( + rcb_common, i, HNS_RCB_DEF_COALESCED_USECS); } - hns_rcb_set_timeout(rcb_common, rcb_common->timeout); dsaf_write_dev(rcb_common, RCB_COM_CFG_ENDIAN_REG, HNS_RCB_COMMON_ENDIAN); @@ -460,7 +427,8 @@ static void hns_rcb_ring_pair_get_cfg(struct ring_pair_cb *ring_pair_cb) hns_rcb_ring_get_cfg(&ring_pair_cb->q, TX_RING); } -static int hns_rcb_get_port(struct rcb_common_cb *rcb_common, int ring_idx) +static int hns_rcb_get_port_in_comm( + struct rcb_common_cb *rcb_common, int ring_idx) { int comm_index = rcb_common->comm_index; int port; @@ -470,7 +438,7 @@ static int hns_rcb_get_port(struct rcb_common_cb *rcb_common, int ring_idx) q_num = (int)rcb_common->max_q_per_vf * rcb_common->max_vfn; port = ring_idx / q_num; } else { - port = HNS_RCB_SERVICE_NW_ENGINE_NUM + comm_index - 1; + port = 0; /* config debug-ports port_id_in_comm to 0*/ } return port; @@ -518,7 +486,8 @@ void hns_rcb_get_cfg(struct rcb_common_cb *rcb_common) ring_pair_cb->index = i; ring_pair_cb->q.io_base = RCB_COMM_BASE_TO_RING_BASE(rcb_common->io_base, i); - ring_pair_cb->port_id_in_dsa = hns_rcb_get_port(rcb_common, i); + ring_pair_cb->port_id_in_comm = + hns_rcb_get_port_in_comm(rcb_common, i); ring_pair_cb->virq[HNS_RCB_IRQ_IDX_TX] = is_ver1 ? irq_of_parse_and_map(np, base_irq_idx + i * 2) : platform_get_irq(pdev, base_irq_idx + i * 3 + 1); @@ -534,82 +503,95 @@ void hns_rcb_get_cfg(struct rcb_common_cb *rcb_common) /** *hns_rcb_get_coalesced_frames - get rcb port coalesced frames *@rcb_common: rcb_common device - *@comm_index:port index - *return coalesced_frames + *@port_idx:port id in comm + * + *Returns: coalesced_frames */ -u32 hns_rcb_get_coalesced_frames(struct dsaf_device *dsaf_dev, int port) +u32 hns_rcb_get_coalesced_frames( + struct rcb_common_cb *rcb_common, u32 port_idx) { - int comm_index = hns_dsaf_get_comm_idx_by_port(port); - struct rcb_common_cb *rcb_comm = dsaf_dev->rcb_common[comm_index]; - - return hns_rcb_get_port_coalesced_frames(rcb_comm, port); + return dsaf_read_dev(rcb_common, RCB_CFG_PKTLINE_REG + port_idx * 4); } /** *hns_rcb_get_coalesce_usecs - get rcb port coalesced time_out *@rcb_common: rcb_common device - *@comm_index:port index - *return time_out + *@port_idx:port id in comm + * + *Returns: time_out */ -u32 hns_rcb_get_coalesce_usecs(struct dsaf_device *dsaf_dev, int comm_index) +u32 hns_rcb_get_coalesce_usecs( + struct rcb_common_cb *rcb_common, u32 port_idx) { - struct rcb_common_cb *rcb_comm = dsaf_dev->rcb_common[comm_index]; - - return rcb_comm->timeout; + if (AE_IS_VER1(rcb_common->dsaf_dev->dsaf_ver)) + return dsaf_read_dev(rcb_common, RCB_CFG_OVERTIME_REG) / + HNS_RCB_CLK_FREQ_MHZ; + else + return dsaf_read_dev(rcb_common, + RCB_PORT_CFG_OVERTIME_REG + port_idx * 4); } /** *hns_rcb_set_coalesce_usecs - set rcb port coalesced time_out *@rcb_common: rcb_common device - *@comm_index: comm :index - *@etx_usecs:tx time for coalesced time_out - *@rx_usecs:rx time for coalesced time_out + *@port_idx:port id in comm + *@timeout:tx/rx time for coalesced time_out + * + * Returns: + * Zero for success, or an error code in case of failure */ -void hns_rcb_set_coalesce_usecs(struct dsaf_device *dsaf_dev, - int port, u32 timeout) +int hns_rcb_set_coalesce_usecs( + struct rcb_common_cb *rcb_common, u32 port_idx, u32 timeout) { - int comm_index = hns_dsaf_get_comm_idx_by_port(port); - struct rcb_common_cb *rcb_comm = dsaf_dev->rcb_common[comm_index]; + u32 old_timeout = hns_rcb_get_coalesce_usecs(rcb_common, port_idx); - if (rcb_comm->timeout == timeout) - return; + if (timeout == old_timeout) + return 0; - if (comm_index == HNS_DSAF_COMM_SERVICE_NW_IDX) { - dev_err(dsaf_dev->dev, - "error: not support coalesce_usecs setting!\n"); - return; + if (AE_IS_VER1(rcb_common->dsaf_dev->dsaf_ver)) { + if (rcb_common->comm_index == HNS_DSAF_COMM_SERVICE_NW_IDX) { + dev_err(rcb_common->dsaf_dev->dev, + "error: not support coalesce_usecs setting!\n"); + return -EINVAL; + } } - rcb_comm->timeout = timeout; - hns_rcb_set_timeout(rcb_comm, rcb_comm->timeout); + if (timeout > HNS_RCB_MAX_COALESCED_USECS) { + dev_err(rcb_common->dsaf_dev->dev, + "error: not support coalesce %dus!\n", timeout); + return -EINVAL; + } + hns_rcb_set_port_timeout(rcb_common, port_idx, timeout); + return 0; } /** *hns_rcb_set_coalesced_frames - set rcb coalesced frames *@rcb_common: rcb_common device - *@tx_frames:tx BD num for coalesced frames - *@rx_frames:rx BD num for coalesced frames - *Return 0 on success, negative on failure + *@port_idx:port id in comm + *@coalesced_frames:tx/rx BD num for coalesced frames + * + * Returns: + * Zero for success, or an error code in case of failure */ -int hns_rcb_set_coalesced_frames(struct dsaf_device *dsaf_dev, - int port, u32 coalesced_frames) +int hns_rcb_set_coalesced_frames( + struct rcb_common_cb *rcb_common, u32 port_idx, u32 coalesced_frames) { - int comm_index = hns_dsaf_get_comm_idx_by_port(port); - struct rcb_common_cb *rcb_comm = dsaf_dev->rcb_common[comm_index]; - u32 coalesced_reg_val; - int ret; + u32 old_waterline = hns_rcb_get_coalesced_frames(rcb_common, port_idx); - coalesced_reg_val = hns_rcb_get_port_coalesced_frames(rcb_comm, port); - - if (coalesced_reg_val == coalesced_frames) + if (coalesced_frames == old_waterline) return 0; - if (coalesced_frames >= HNS_RCB_MIN_COALESCED_FRAMES) { - ret = hns_rcb_set_port_coalesced_frames(rcb_comm, port, - coalesced_frames); - return ret; - } else { + if (coalesced_frames >= rcb_common->desc_num || + coalesced_frames > HNS_RCB_MAX_COALESCED_FRAMES || + coalesced_frames < HNS_RCB_MIN_COALESCED_FRAMES) { + dev_err(rcb_common->dsaf_dev->dev, + "error: not support coalesce_frames setting!\n"); return -EINVAL; } + + dsaf_write_dev(rcb_common, RCB_CFG_PKTLINE_REG + port_idx * 4, + coalesced_frames); + return 0; } /** @@ -749,8 +731,6 @@ int hns_rcb_common_get_cfg(struct dsaf_device *dsaf_dev, rcb_common->dsaf_dev = dsaf_dev; rcb_common->desc_num = dsaf_dev->desc_num; - rcb_common->coalesced_frames = HNS_RCB_DEF_COALESCED_FRAMES; - rcb_common->timeout = HNS_RCB_MAX_TIME_OUT; hns_rcb_get_queue_mode(dsaf_mode, comm_index, &max_vfn, &max_q_per_vf); rcb_common->max_vfn = max_vfn; @@ -951,6 +931,10 @@ void hns_rcb_get_strings(int stringset, u8 *data, int index) void hns_rcb_get_common_regs(struct rcb_common_cb *rcb_com, void *data) { u32 *regs = data; + bool is_ver1 = AE_IS_VER1(rcb_com->dsaf_dev->dsaf_ver); + bool is_dbg = (rcb_com->comm_index != HNS_DSAF_COMM_SERVICE_NW_IDX); + u32 reg_tmp; + u32 reg_num_tmp; u32 i = 0; /*rcb common registers */ @@ -1004,12 +988,16 @@ void hns_rcb_get_common_regs(struct rcb_common_cb *rcb_com, void *data) = dsaf_read_dev(rcb_com, RCB_CFG_PKTLINE_REG + 4 * i); } - regs[70] = dsaf_read_dev(rcb_com, RCB_CFG_OVERTIME_REG); - regs[71] = dsaf_read_dev(rcb_com, RCB_CFG_PKTLINE_INT_NUM_REG); - regs[72] = dsaf_read_dev(rcb_com, RCB_CFG_OVERTIME_INT_NUM_REG); + reg_tmp = is_ver1 ? RCB_CFG_OVERTIME_REG : RCB_PORT_CFG_OVERTIME_REG; + reg_num_tmp = (is_ver1 || is_dbg) ? 1 : 6; + for (i = 0; i < reg_num_tmp; i++) + regs[70 + i] = dsaf_read_dev(rcb_com, reg_tmp); + + regs[76] = dsaf_read_dev(rcb_com, RCB_CFG_PKTLINE_INT_NUM_REG); + regs[77] = dsaf_read_dev(rcb_com, RCB_CFG_OVERTIME_INT_NUM_REG); /* mark end of rcb common regs */ - for (i = 73; i < 80; i++) + for (i = 78; i < 80; i++) regs[i] = 0xcccccccc; } diff --git a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_rcb.h b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_rcb.h index 81fe9f849973c47f3eff08a23370910ededeb2a4..eb61014ad615425c112bc3b22c24e022aa8a4bd4 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_rcb.h +++ b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_rcb.h @@ -38,7 +38,9 @@ struct rcb_common_cb; #define HNS_RCB_MAX_COALESCED_FRAMES 1023 #define HNS_RCB_MIN_COALESCED_FRAMES 1 #define HNS_RCB_DEF_COALESCED_FRAMES 50 -#define HNS_RCB_MAX_TIME_OUT 0x500 +#define HNS_RCB_CLK_FREQ_MHZ 350 +#define HNS_RCB_MAX_COALESCED_USECS 0x3ff +#define HNS_RCB_DEF_COALESCED_USECS 3 #define HNS_RCB_COMMON_ENDIAN 1 @@ -82,7 +84,7 @@ struct ring_pair_cb { int virq[HNS_RCB_IRQ_NUM_PER_QUEUE]; - u8 port_id_in_dsa; + u8 port_id_in_comm; u8 used_by_vf; struct hns_ring_hw_stats hw_stats; @@ -97,8 +99,6 @@ struct rcb_common_cb { u8 comm_index; u32 ring_num; - u32 coalesced_frames; /* frames threshold of rx interrupt */ - u32 timeout; /* time threshold of rx interrupt */ u32 desc_num; /* desc num per queue*/ struct ring_pair_cb ring_pair_cb[0]; @@ -125,13 +125,14 @@ void hns_rcbv2_int_clr_hw(struct hnae_queue *q, u32 flag); void hns_rcb_init_hw(struct ring_pair_cb *ring); void hns_rcb_reset_ring_hw(struct hnae_queue *q); void hns_rcb_wait_fbd_clean(struct hnae_queue **qs, int q_num, u32 flag); - -u32 hns_rcb_get_coalesced_frames(struct dsaf_device *dsaf_dev, int comm_index); -u32 hns_rcb_get_coalesce_usecs(struct dsaf_device *dsaf_dev, int comm_index); -void hns_rcb_set_coalesce_usecs(struct dsaf_device *dsaf_dev, - int comm_index, u32 timeout); -int hns_rcb_set_coalesced_frames(struct dsaf_device *dsaf_dev, - int comm_index, u32 coalesce_frames); +u32 hns_rcb_get_coalesced_frames( + struct rcb_common_cb *rcb_common, u32 port_idx); +u32 hns_rcb_get_coalesce_usecs( + struct rcb_common_cb *rcb_common, u32 port_idx); +int hns_rcb_set_coalesce_usecs( + struct rcb_common_cb *rcb_common, u32 port_idx, u32 timeout); +int hns_rcb_set_coalesced_frames( + struct rcb_common_cb *rcb_common, u32 port_idx, u32 coalesced_frames); void hns_rcb_update_stats(struct hnae_queue *queue); void hns_rcb_get_stats(struct hnae_queue *queue, u64 *data); diff --git a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_reg.h b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_reg.h index bf62687e5ea74483eff1332e5187a016549659f3..7d7204f45e7836866f802f0a8034696ea56d57ae 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_reg.h +++ b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_reg.h @@ -103,6 +103,8 @@ /*serdes offset**/ #define HNS_MAC_HILINK3_REG DSAF_SUB_SC_HILINK3_CRG_CTRL0_REG #define HNS_MAC_HILINK4_REG DSAF_SUB_SC_HILINK4_CRG_CTRL0_REG +#define HNS_MAC_HILINK3V2_REG DSAF_SUB_SC_HILINK3_CRG_CTRL1_REG +#define HNS_MAC_HILINK4V2_REG DSAF_SUB_SC_HILINK4_CRG_CTRL1_REG #define HNS_MAC_LANE0_CTLEDFE_REG 0x000BFFCCULL #define HNS_MAC_LANE1_CTLEDFE_REG 0x000BFFBCULL #define HNS_MAC_LANE2_CTLEDFE_REG 0x000BFFACULL @@ -404,6 +406,7 @@ #define RCB_CFG_OVERTIME_REG 0x9300 #define RCB_CFG_PKTLINE_INT_NUM_REG 0x9304 #define RCB_CFG_OVERTIME_INT_NUM_REG 0x9308 +#define RCB_PORT_CFG_OVERTIME_REG 0x9430 #define RCB_RING_RX_RING_BASEADDR_L_REG 0x00000 #define RCB_RING_RX_RING_BASEADDR_H_REG 0x00004 diff --git a/drivers/net/ethernet/hisilicon/hns/hns_enet.c b/drivers/net/ethernet/hisilicon/hns/hns_enet.c index 71aa37b4b338c99e6ca7e34fc1a92527c0b0d00e..687204b780b02143486031971e7fe8b6af165f29 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_enet.c +++ b/drivers/net/ethernet/hisilicon/hns/hns_enet.c @@ -913,10 +913,7 @@ static int hns_nic_tx_poll_one(struct hns_nic_ring_data *ring_data, static void hns_nic_tx_fini_pro(struct hns_nic_ring_data *ring_data) { struct hnae_ring *ring = ring_data->ring; - int head = ring->next_to_clean; - - /* for hardware bug fixed */ - head = readl_relaxed(ring->io_base + RCB_REG_HEAD); + int head = readl_relaxed(ring->io_base + RCB_REG_HEAD); if (head != ring->next_to_clean) { ring_data->ring->q->handle->dev->ops->toggle_ring_irq( @@ -959,8 +956,8 @@ static int hns_nic_common_poll(struct napi_struct *napi, int budget) napi_complete(napi); ring_data->ring->q->handle->dev->ops->toggle_ring_irq( ring_data->ring, 0); - - ring_data->fini_process(ring_data); + if (ring_data->fini_process) + ring_data->fini_process(ring_data); return 0; } @@ -1723,6 +1720,7 @@ static int hns_nic_init_ring_data(struct hns_nic_priv *priv) { struct hnae_handle *h = priv->ae_handle; struct hns_nic_ring_data *rd; + bool is_ver1 = AE_IS_VER1(priv->enet_ver); int i; if (h->q_num > NIC_MAX_Q_PER_VF) { @@ -1740,7 +1738,7 @@ static int hns_nic_init_ring_data(struct hns_nic_priv *priv) rd->queue_index = i; rd->ring = &h->qs[i]->tx_ring; rd->poll_one = hns_nic_tx_poll_one; - rd->fini_process = hns_nic_tx_fini_pro; + rd->fini_process = is_ver1 ? hns_nic_tx_fini_pro : NULL; netif_napi_add(priv->netdev, &rd->napi, hns_nic_common_poll, NIC_TX_CLEAN_MAX_NUM); @@ -1752,7 +1750,7 @@ static int hns_nic_init_ring_data(struct hns_nic_priv *priv) rd->ring = &h->qs[i - h->q_num]->rx_ring; rd->poll_one = hns_nic_rx_poll_one; rd->ex_process = hns_nic_rx_up_pro; - rd->fini_process = hns_nic_rx_fini_pro; + rd->fini_process = is_ver1 ? hns_nic_rx_fini_pro : NULL; netif_napi_add(priv->netdev, &rd->napi, hns_nic_common_poll, NIC_RX_CLEAN_MAX_NUM); @@ -1816,7 +1814,7 @@ static int hns_nic_try_get_ae(struct net_device *ndev) h = hnae_get_handle(&priv->netdev->dev, priv->ae_node, priv->port_id, NULL); if (IS_ERR_OR_NULL(h)) { - ret = PTR_ERR(h); + ret = -ENODEV; dev_dbg(priv->dev, "has not handle, register notifier!\n"); goto out; } diff --git a/drivers/net/ethernet/hisilicon/hns/hns_ethtool.c b/drivers/net/ethernet/hisilicon/hns/hns_ethtool.c index 9c3ba65988e1ea604578e3fe52523ee8afb8d06e..3d746c887873836ac0c0c0590b2940f3b65382b3 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_ethtool.c +++ b/drivers/net/ethernet/hisilicon/hns/hns_ethtool.c @@ -794,8 +794,10 @@ static int hns_set_coalesce(struct net_device *net_dev, (!ops->set_coalesce_frames)) return -ESRCH; - ops->set_coalesce_usecs(priv->ae_handle, - ec->rx_coalesce_usecs); + ret = ops->set_coalesce_usecs(priv->ae_handle, + ec->rx_coalesce_usecs); + if (ret) + return ret; ret = ops->set_coalesce_frames( priv->ae_handle, @@ -1013,8 +1015,8 @@ int hns_phy_led_set(struct net_device *netdev, int value) struct phy_device *phy_dev = priv->phy; retval = phy_write(phy_dev, HNS_PHY_PAGE_REG, HNS_PHY_PAGE_LED); - retval = phy_write(phy_dev, HNS_LED_FC_REG, value); - retval = phy_write(phy_dev, HNS_PHY_PAGE_REG, HNS_PHY_PAGE_COPPER); + retval |= phy_write(phy_dev, HNS_LED_FC_REG, value); + retval |= phy_write(phy_dev, HNS_PHY_PAGE_REG, HNS_PHY_PAGE_COPPER); if (retval) { netdev_err(netdev, "mdiobus_write fail !\n"); return retval; diff --git a/drivers/net/ethernet/intel/e1000/e1000_main.c b/drivers/net/ethernet/intel/e1000/e1000_main.c index 3fc7bde699ba58e2720b4b4039b31fd4cfdeb706..ae90d4f12b70c7d4b20a7f9f484a351932419547 100644 --- a/drivers/net/ethernet/intel/e1000/e1000_main.c +++ b/drivers/net/ethernet/intel/e1000/e1000_main.c @@ -3106,7 +3106,7 @@ static int e1000_maybe_stop_tx(struct net_device *netdev, return __e1000_maybe_stop_tx(netdev, size); } -#define TXD_USE_COUNT(S, X) (((S) >> (X)) + 1) +#define TXD_USE_COUNT(S, X) (((S) + ((1 << (X)) - 1)) >> (X)) static netdev_tx_t e1000_xmit_frame(struct sk_buff *skb, struct net_device *netdev) { @@ -3256,12 +3256,29 @@ static netdev_tx_t e1000_xmit_frame(struct sk_buff *skb, nr_frags, mss); if (count) { + /* The descriptors needed is higher than other Intel drivers + * due to a number of workarounds. The breakdown is below: + * Data descriptors: MAX_SKB_FRAGS + 1 + * Context Descriptor: 1 + * Keep head from touching tail: 2 + * Workarounds: 3 + */ + int desc_needed = MAX_SKB_FRAGS + 7; + netdev_sent_queue(netdev, skb->len); skb_tx_timestamp(skb); e1000_tx_queue(adapter, tx_ring, tx_flags, count); + + /* 82544 potentially requires twice as many data descriptors + * in order to guarantee buffers don't end on evenly-aligned + * dwords + */ + if (adapter->pcix_82544) + desc_needed += MAX_SKB_FRAGS + 1; + /* Make sure there is space in the ring for the next send. */ - e1000_maybe_stop_tx(netdev, tx_ring, MAX_SKB_FRAGS + 2); + e1000_maybe_stop_tx(netdev, tx_ring, desc_needed); if (!skb->xmit_more || netif_xmit_stopped(netdev_get_tx_queue(netdev, 0))) { diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c index 67006431726aa03c41f38c5e54bf9009e3bf9aa2..344912957cabb8391dc0a2d46baa16ccb6d3ffc7 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_main.c +++ b/drivers/net/ethernet/intel/i40e/i40e_main.c @@ -8559,6 +8559,7 @@ static int i40e_sw_init(struct i40e_pf *pf) I40E_FLAG_OUTER_UDP_CSUM_CAPABLE | I40E_FLAG_WB_ON_ITR_CAPABLE | I40E_FLAG_MULTIPLE_TCP_UDP_RSS_PCTYPE | + I40E_FLAG_NO_PCI_LINK_CHECK | I40E_FLAG_100M_SGMII_CAPABLE | I40E_FLAG_USE_SET_LLDP_MIB | I40E_FLAG_GENEVE_OFFLOAD_CAPABLE; diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe.h b/drivers/net/ethernet/intel/ixgbe/ixgbe.h index 84fa28ceb200c968ad8422ca5194cf8dfb3dc13c..e4949af7dd6bd0c4e5cb7bc5547784ac5d43a8a1 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe.h +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe.h @@ -661,9 +661,7 @@ struct ixgbe_adapter { #define IXGBE_FLAG2_RSS_FIELD_IPV6_UDP (u32)(1 << 9) #define IXGBE_FLAG2_PTP_PPS_ENABLED (u32)(1 << 10) #define IXGBE_FLAG2_PHY_INTERRUPT (u32)(1 << 11) -#ifdef CONFIG_IXGBE_VXLAN #define IXGBE_FLAG2_VXLAN_REREG_NEEDED BIT(12) -#endif #define IXGBE_FLAG2_VLAN_PROMISC BIT(13) /* Tx fast path data */ @@ -675,6 +673,9 @@ struct ixgbe_adapter { int num_rx_queues; u16 rx_itr_setting; + /* Port number used to identify VXLAN traffic */ + __be16 vxlan_port; + /* TX */ struct ixgbe_ring *tx_ring[MAX_TX_QUEUES] ____cacheline_aligned_in_smp; @@ -782,9 +783,6 @@ struct ixgbe_adapter { u32 timer_event_accumulator; u32 vferr_refcount; struct ixgbe_mac_addr *mac_table; -#ifdef CONFIG_IXGBE_VXLAN - u16 vxlan_port; -#endif struct kobject *info_kobj; #ifdef CONFIG_IXGBE_HWMON struct hwmon_buff *ixgbe_hwmon_buff; @@ -879,6 +877,8 @@ extern const char ixgbe_driver_version[]; extern char ixgbe_default_device_descr[]; #endif /* IXGBE_FCOE */ +int ixgbe_open(struct net_device *netdev); +int ixgbe_close(struct net_device *netdev); void ixgbe_up(struct ixgbe_adapter *adapter); void ixgbe_down(struct ixgbe_adapter *adapter); void ixgbe_reinit_locked(struct ixgbe_adapter *adapter); diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c index 726e0eeee63bb35ddaef4247d8705287759ea6f7..b3530e1e3ce125cca2e56930bdc700b4d4c801f2 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c @@ -2053,7 +2053,7 @@ static void ixgbe_diag_test(struct net_device *netdev, if (if_running) /* indicate we're in test mode */ - dev_close(netdev); + ixgbe_close(netdev); else ixgbe_reset(adapter); @@ -2091,7 +2091,7 @@ static void ixgbe_diag_test(struct net_device *netdev, /* clear testing bit and return adapter to previous state */ clear_bit(__IXGBE_TESTING, &adapter->state); if (if_running) - dev_open(netdev); + ixgbe_open(netdev); else if (hw->mac.ops.disable_tx_laser) hw->mac.ops.disable_tx_laser(hw); } else { diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c index 569cb0757c93b02f35f5da97f0781cd0fa40953c..7df3fe29b210e65a75171196aecaf04c93eae6ce 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c @@ -4531,9 +4531,7 @@ static void ixgbe_clear_vxlan_port(struct ixgbe_adapter *adapter) case ixgbe_mac_X550: case ixgbe_mac_X550EM_x: IXGBE_WRITE_REG(&adapter->hw, IXGBE_VXLANCTRL, 0); -#ifdef CONFIG_IXGBE_VXLAN adapter->vxlan_port = 0; -#endif break; default: break; @@ -5994,7 +5992,7 @@ static int ixgbe_change_mtu(struct net_device *netdev, int new_mtu) * handler is registered with the OS, the watchdog timer is started, * and the stack is notified that the interface is ready. **/ -static int ixgbe_open(struct net_device *netdev) +int ixgbe_open(struct net_device *netdev) { struct ixgbe_adapter *adapter = netdev_priv(netdev); struct ixgbe_hw *hw = &adapter->hw; @@ -6096,7 +6094,7 @@ static void ixgbe_close_suspend(struct ixgbe_adapter *adapter) * needs to be disabled. A global MAC reset is issued to stop the * hardware, and all transmit and receive resources are freed. **/ -static int ixgbe_close(struct net_device *netdev) +int ixgbe_close(struct net_device *netdev) { struct ixgbe_adapter *adapter = netdev_priv(netdev); @@ -7560,11 +7558,10 @@ static void ixgbe_atr(struct ixgbe_ring *ring, struct ipv6hdr *ipv6; } hdr; struct tcphdr *th; + unsigned int hlen; struct sk_buff *skb; -#ifdef CONFIG_IXGBE_VXLAN - u8 encap = false; -#endif /* CONFIG_IXGBE_VXLAN */ __be16 vlan_id; + int l4_proto; /* if ring doesn't have a interrupt vector, cannot perform ATR */ if (!q_vector) @@ -7576,62 +7573,50 @@ static void ixgbe_atr(struct ixgbe_ring *ring, ring->atr_count++; + /* currently only IPv4/IPv6 with TCP is supported */ + if ((first->protocol != htons(ETH_P_IP)) && + (first->protocol != htons(ETH_P_IPV6))) + return; + /* snag network header to get L4 type and address */ skb = first->skb; hdr.network = skb_network_header(skb); - if (!skb->encapsulation) { - th = tcp_hdr(skb); - } else { #ifdef CONFIG_IXGBE_VXLAN + if (skb->encapsulation && + first->protocol == htons(ETH_P_IP) && + hdr.ipv4->protocol != IPPROTO_UDP) { struct ixgbe_adapter *adapter = q_vector->adapter; - if (!adapter->vxlan_port) - return; - if (first->protocol != htons(ETH_P_IP) || - hdr.ipv4->version != IPVERSION || - hdr.ipv4->protocol != IPPROTO_UDP) { - return; - } - if (ntohs(udp_hdr(skb)->dest) != adapter->vxlan_port) - return; - encap = true; - hdr.network = skb_inner_network_header(skb); - th = inner_tcp_hdr(skb); -#else - return; -#endif /* CONFIG_IXGBE_VXLAN */ + /* verify the port is recognized as VXLAN */ + if (adapter->vxlan_port && + udp_hdr(skb)->dest == adapter->vxlan_port) + hdr.network = skb_inner_network_header(skb); } +#endif /* CONFIG_IXGBE_VXLAN */ /* Currently only IPv4/IPv6 with TCP is supported */ switch (hdr.ipv4->version) { case IPVERSION: - if (hdr.ipv4->protocol != IPPROTO_TCP) - return; + /* access ihl as u8 to avoid unaligned access on ia64 */ + hlen = (hdr.network[0] & 0x0F) << 2; + l4_proto = hdr.ipv4->protocol; break; case 6: - if (likely((unsigned char *)th - hdr.network == - sizeof(struct ipv6hdr))) { - if (hdr.ipv6->nexthdr != IPPROTO_TCP) - return; - } else { - __be16 frag_off; - u8 l4_hdr; - - ipv6_skip_exthdr(skb, hdr.network - skb->data + - sizeof(struct ipv6hdr), - &l4_hdr, &frag_off); - if (unlikely(frag_off)) - return; - if (l4_hdr != IPPROTO_TCP) - return; - } + hlen = hdr.network - skb->data; + l4_proto = ipv6_find_hdr(skb, &hlen, IPPROTO_TCP, NULL, NULL); + hlen -= hdr.network - skb->data; break; default: return; } - /* skip this packet since it is invalid or the socket is closing */ - if (!th || th->fin) + if (l4_proto != IPPROTO_TCP) + return; + + th = (struct tcphdr *)(hdr.network + hlen); + + /* skip this packet since the socket is closing */ + if (th->fin) return; /* sample on all syn packets or once every atr sample count */ @@ -7682,10 +7667,8 @@ static void ixgbe_atr(struct ixgbe_ring *ring, break; } -#ifdef CONFIG_IXGBE_VXLAN - if (encap) + if (hdr.network != skb_network_header(skb)) input.formatted.flow_type |= IXGBE_ATR_L4TYPE_TUNNEL_MASK; -#endif /* CONFIG_IXGBE_VXLAN */ /* This assumes the Rx queue and Tx queue are bound to the same CPU */ ixgbe_fdir_add_signature_filter_82599(&q_vector->adapter->hw, @@ -8209,10 +8192,17 @@ int ixgbe_setup_tc(struct net_device *dev, u8 tc) static int ixgbe_delete_clsu32(struct ixgbe_adapter *adapter, struct tc_cls_u32_offload *cls) { + u32 uhtid = TC_U32_USERHTID(cls->knode.handle); + u32 loc; int err; + if ((uhtid != 0x800) && (uhtid >= IXGBE_MAX_LINK_HANDLE)) + return -EINVAL; + + loc = cls->knode.handle & 0xfffff; + spin_lock(&adapter->fdir_perfect_lock); - err = ixgbe_update_ethtool_fdir_entry(adapter, NULL, cls->knode.handle); + err = ixgbe_update_ethtool_fdir_entry(adapter, NULL, loc); spin_unlock(&adapter->fdir_perfect_lock); return err; } @@ -8221,20 +8211,30 @@ static int ixgbe_configure_clsu32_add_hnode(struct ixgbe_adapter *adapter, __be16 protocol, struct tc_cls_u32_offload *cls) { + u32 uhtid = TC_U32_USERHTID(cls->hnode.handle); + + if (uhtid >= IXGBE_MAX_LINK_HANDLE) + return -EINVAL; + /* This ixgbe devices do not support hash tables at the moment * so abort when given hash tables. */ if (cls->hnode.divisor > 0) return -EINVAL; - set_bit(TC_U32_USERHTID(cls->hnode.handle), &adapter->tables); + set_bit(uhtid - 1, &adapter->tables); return 0; } static int ixgbe_configure_clsu32_del_hnode(struct ixgbe_adapter *adapter, struct tc_cls_u32_offload *cls) { - clear_bit(TC_U32_USERHTID(cls->hnode.handle), &adapter->tables); + u32 uhtid = TC_U32_USERHTID(cls->hnode.handle); + + if (uhtid >= IXGBE_MAX_LINK_HANDLE) + return -EINVAL; + + clear_bit(uhtid - 1, &adapter->tables); return 0; } @@ -8252,27 +8252,29 @@ static int ixgbe_configure_clsu32(struct ixgbe_adapter *adapter, #endif int i, err = 0; u8 queue; - u32 handle; + u32 uhtid, link_uhtid; memset(&mask, 0, sizeof(union ixgbe_atr_input)); - handle = cls->knode.handle; + uhtid = TC_U32_USERHTID(cls->knode.handle); + link_uhtid = TC_U32_USERHTID(cls->knode.link_handle); - /* At the moment cls_u32 jumps to transport layer and skips past + /* At the moment cls_u32 jumps to network layer and skips past * L2 headers. The canonical method to match L2 frames is to use * negative values. However this is error prone at best but really * just broken because there is no way to "know" what sort of hdr - * is in front of the transport layer. Fix cls_u32 to support L2 + * is in front of the network layer. Fix cls_u32 to support L2 * headers when needed. */ if (protocol != htons(ETH_P_IP)) return -EINVAL; - if (cls->knode.link_handle || - cls->knode.link_handle >= IXGBE_MAX_LINK_HANDLE) { + if (link_uhtid) { struct ixgbe_nexthdr *nexthdr = ixgbe_ipv4_jumps; - u32 uhtid = TC_U32_USERHTID(cls->knode.link_handle); - if (!test_bit(uhtid, &adapter->tables)) + if (link_uhtid >= IXGBE_MAX_LINK_HANDLE) + return -EINVAL; + + if (!test_bit(link_uhtid - 1, &adapter->tables)) return -EINVAL; for (i = 0; nexthdr[i].jump; i++) { @@ -8288,10 +8290,7 @@ static int ixgbe_configure_clsu32(struct ixgbe_adapter *adapter, nexthdr->mask != cls->knode.sel->keys[0].mask) return -EINVAL; - if (uhtid >= IXGBE_MAX_LINK_HANDLE) - return -EINVAL; - - adapter->jump_tables[uhtid] = nexthdr->jump; + adapter->jump_tables[link_uhtid] = nexthdr->jump; } return 0; } @@ -8308,13 +8307,13 @@ static int ixgbe_configure_clsu32(struct ixgbe_adapter *adapter, * To add support for new nodes update ixgbe_model.h parse structures * this function _should_ be generic try not to hardcode values here. */ - if (TC_U32_USERHTID(handle) == 0x800) { + if (uhtid == 0x800) { field_ptr = adapter->jump_tables[0]; } else { - if (TC_U32_USERHTID(handle) >= ARRAY_SIZE(adapter->jump_tables)) + if (uhtid >= IXGBE_MAX_LINK_HANDLE) return -EINVAL; - field_ptr = adapter->jump_tables[TC_U32_USERHTID(handle)]; + field_ptr = adapter->jump_tables[uhtid]; } if (!field_ptr) @@ -8332,8 +8331,7 @@ static int ixgbe_configure_clsu32(struct ixgbe_adapter *adapter, int j; for (j = 0; field_ptr[j].val; j++) { - if (field_ptr[j].off == off && - field_ptr[j].mask == m) { + if (field_ptr[j].off == off) { field_ptr[j].val(input, &mask, val, m); input->filter.formatted.flow_type |= field_ptr[j].type; @@ -8393,8 +8391,8 @@ static int ixgbe_configure_clsu32(struct ixgbe_adapter *adapter, return -EINVAL; } -int __ixgbe_setup_tc(struct net_device *dev, u32 handle, __be16 proto, - struct tc_to_netdev *tc) +static int __ixgbe_setup_tc(struct net_device *dev, u32 handle, __be16 proto, + struct tc_to_netdev *tc) { struct ixgbe_adapter *adapter = netdev_priv(dev); @@ -8554,7 +8552,6 @@ static void ixgbe_add_vxlan_port(struct net_device *dev, sa_family_t sa_family, { struct ixgbe_adapter *adapter = netdev_priv(dev); struct ixgbe_hw *hw = &adapter->hw; - u16 new_port = ntohs(port); if (!(adapter->flags & IXGBE_FLAG_VXLAN_OFFLOAD_CAPABLE)) return; @@ -8562,18 +8559,18 @@ static void ixgbe_add_vxlan_port(struct net_device *dev, sa_family_t sa_family, if (sa_family == AF_INET6) return; - if (adapter->vxlan_port == new_port) + if (adapter->vxlan_port == port) return; if (adapter->vxlan_port) { netdev_info(dev, "Hit Max num of VXLAN ports, not adding port %d\n", - new_port); + ntohs(port)); return; } - adapter->vxlan_port = new_port; - IXGBE_WRITE_REG(hw, IXGBE_VXLANCTRL, new_port); + adapter->vxlan_port = port; + IXGBE_WRITE_REG(hw, IXGBE_VXLANCTRL, ntohs(port)); } /** @@ -8586,7 +8583,6 @@ static void ixgbe_del_vxlan_port(struct net_device *dev, sa_family_t sa_family, __be16 port) { struct ixgbe_adapter *adapter = netdev_priv(dev); - u16 new_port = ntohs(port); if (!(adapter->flags & IXGBE_FLAG_VXLAN_OFFLOAD_CAPABLE)) return; @@ -8594,9 +8590,9 @@ static void ixgbe_del_vxlan_port(struct net_device *dev, sa_family_t sa_family, if (sa_family == AF_INET6) return; - if (adapter->vxlan_port != new_port) { + if (adapter->vxlan_port != port) { netdev_info(dev, "Port %d was not found, not deleting\n", - new_port); + ntohs(port)); return; } @@ -9265,17 +9261,6 @@ static int ixgbe_probe(struct pci_dev *pdev, const struct pci_device_id *ent) netdev->priv_flags |= IFF_UNICAST_FLT; netdev->priv_flags |= IFF_SUPP_NOFCS; -#ifdef CONFIG_IXGBE_VXLAN - switch (adapter->hw.mac.type) { - case ixgbe_mac_X550: - case ixgbe_mac_X550EM_x: - netdev->hw_enc_features |= NETIF_F_RXCSUM; - break; - default: - break; - } -#endif /* CONFIG_IXGBE_VXLAN */ - #ifdef CONFIG_IXGBE_DCB netdev->dcbnl_ops = &dcbnl_ops; #endif @@ -9329,6 +9314,8 @@ static int ixgbe_probe(struct pci_dev *pdev, const struct pci_device_id *ent) goto err_sw_init; } + /* Set hw->mac.addr to permanent MAC address */ + ether_addr_copy(hw->mac.addr, hw->mac.perm_addr); ixgbe_mac_set_default_filter(adapter); setup_timer(&adapter->service_timer, &ixgbe_service_timer, diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_model.h b/drivers/net/ethernet/intel/ixgbe/ixgbe_model.h index ce48872d47821f54311aa838b58401f9bbd3be74..74c53ad9d2685e9c5548885a8964d5b189669492 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_model.h +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_model.h @@ -32,7 +32,6 @@ struct ixgbe_mat_field { unsigned int off; - unsigned int mask; int (*val)(struct ixgbe_fdir_filter *input, union ixgbe_atr_input *mask, u32 val, u32 m); @@ -58,35 +57,27 @@ static inline int ixgbe_mat_prgm_dip(struct ixgbe_fdir_filter *input, } static struct ixgbe_mat_field ixgbe_ipv4_fields[] = { - { .off = 12, .mask = -1, .val = ixgbe_mat_prgm_sip, + { .off = 12, .val = ixgbe_mat_prgm_sip, .type = IXGBE_ATR_FLOW_TYPE_IPV4}, - { .off = 16, .mask = -1, .val = ixgbe_mat_prgm_dip, + { .off = 16, .val = ixgbe_mat_prgm_dip, .type = IXGBE_ATR_FLOW_TYPE_IPV4}, { .val = NULL } /* terminal node */ }; -static inline int ixgbe_mat_prgm_sport(struct ixgbe_fdir_filter *input, +static inline int ixgbe_mat_prgm_ports(struct ixgbe_fdir_filter *input, union ixgbe_atr_input *mask, u32 val, u32 m) { input->filter.formatted.src_port = val & 0xffff; mask->formatted.src_port = m & 0xffff; - return 0; -}; + input->filter.formatted.dst_port = val >> 16; + mask->formatted.dst_port = m >> 16; -static inline int ixgbe_mat_prgm_dport(struct ixgbe_fdir_filter *input, - union ixgbe_atr_input *mask, - u32 val, u32 m) -{ - input->filter.formatted.dst_port = val & 0xffff; - mask->formatted.dst_port = m & 0xffff; return 0; }; static struct ixgbe_mat_field ixgbe_tcp_fields[] = { - {.off = 0, .mask = 0xffff, .val = ixgbe_mat_prgm_sport, - .type = IXGBE_ATR_FLOW_TYPE_TCPV4}, - {.off = 2, .mask = 0xffff, .val = ixgbe_mat_prgm_dport, + {.off = 0, .val = ixgbe_mat_prgm_ports, .type = IXGBE_ATR_FLOW_TYPE_TCPV4}, { .val = NULL } /* terminal node */ }; diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_x550.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_x550.c index 87aca3f7c3dec65125fa757d4dfbedd5ca5a3748..68a9c646498e17aa3bc3a0e5494604f4a5e22067 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_x550.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_x550.c @@ -355,7 +355,7 @@ static s32 ixgbe_iosf_wait(struct ixgbe_hw *hw, u32 *ctrl) command = IXGBE_READ_REG(hw, IXGBE_SB_IOSF_INDIRECT_CTRL); if (!(command & IXGBE_SB_IOSF_CTRL_BUSY)) break; - usleep_range(10, 20); + udelay(10); } if (ctrl) *ctrl = command; diff --git a/drivers/net/ethernet/intel/ixgbevf/ethtool.c b/drivers/net/ethernet/intel/ixgbevf/ethtool.c index c48aef613b0a89508882638d99b64089bc341872..d7aa4b203f40a39ccf194c4693012e9a37b65a9f 100644 --- a/drivers/net/ethernet/intel/ixgbevf/ethtool.c +++ b/drivers/net/ethernet/intel/ixgbevf/ethtool.c @@ -680,7 +680,7 @@ static void ixgbevf_diag_test(struct net_device *netdev, if (if_running) /* indicate we're in test mode */ - dev_close(netdev); + ixgbevf_close(netdev); else ixgbevf_reset(adapter); @@ -692,7 +692,7 @@ static void ixgbevf_diag_test(struct net_device *netdev, clear_bit(__IXGBEVF_TESTING, &adapter->state); if (if_running) - dev_open(netdev); + ixgbevf_open(netdev); } else { hw_dbg(&adapter->hw, "online testing starting\n"); /* Online tests */ diff --git a/drivers/net/ethernet/intel/ixgbevf/ixgbevf.h b/drivers/net/ethernet/intel/ixgbevf/ixgbevf.h index 68ec7daa04fd3576df1ba724716ad718e5fd1b7e..991eeae81473d41b2da2cd5d6807f0b7ff1d82cd 100644 --- a/drivers/net/ethernet/intel/ixgbevf/ixgbevf.h +++ b/drivers/net/ethernet/intel/ixgbevf/ixgbevf.h @@ -486,6 +486,8 @@ extern const struct ixgbe_mbx_operations ixgbevf_mbx_ops; extern const char ixgbevf_driver_name[]; extern const char ixgbevf_driver_version[]; +int ixgbevf_open(struct net_device *netdev); +int ixgbevf_close(struct net_device *netdev); void ixgbevf_up(struct ixgbevf_adapter *adapter); void ixgbevf_down(struct ixgbevf_adapter *adapter); void ixgbevf_reinit_locked(struct ixgbevf_adapter *adapter); diff --git a/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c b/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c index 0ea14c0a2e749daa15620140405693e9aeb454bb..b0edae94d73d00e66766d73ab541290f2f038d99 100644 --- a/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c +++ b/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c @@ -3122,7 +3122,7 @@ static void ixgbevf_free_all_rx_resources(struct ixgbevf_adapter *adapter) * handler is registered with the OS, the watchdog timer is started, * and the stack is notified that the interface is ready. **/ -static int ixgbevf_open(struct net_device *netdev) +int ixgbevf_open(struct net_device *netdev) { struct ixgbevf_adapter *adapter = netdev_priv(netdev); struct ixgbe_hw *hw = &adapter->hw; @@ -3205,7 +3205,7 @@ static int ixgbevf_open(struct net_device *netdev) * needs to be disabled. A global MAC reset is issued to stop the * hardware, and all transmit and receive resources are freed. **/ -static int ixgbevf_close(struct net_device *netdev) +int ixgbevf_close(struct net_device *netdev) { struct ixgbevf_adapter *adapter = netdev_priv(netdev); @@ -3692,19 +3692,23 @@ static int ixgbevf_set_mac(struct net_device *netdev, void *p) struct ixgbevf_adapter *adapter = netdev_priv(netdev); struct ixgbe_hw *hw = &adapter->hw; struct sockaddr *addr = p; + int err; if (!is_valid_ether_addr(addr->sa_data)) return -EADDRNOTAVAIL; - ether_addr_copy(netdev->dev_addr, addr->sa_data); - ether_addr_copy(hw->mac.addr, addr->sa_data); - spin_lock_bh(&adapter->mbx_lock); - hw->mac.ops.set_rar(hw, 0, hw->mac.addr, 0); + err = hw->mac.ops.set_rar(hw, 0, addr->sa_data, 0); spin_unlock_bh(&adapter->mbx_lock); + if (err) + return -EPERM; + + ether_addr_copy(hw->mac.addr, addr->sa_data); + ether_addr_copy(netdev->dev_addr, addr->sa_data); + return 0; } diff --git a/drivers/net/ethernet/intel/ixgbevf/vf.c b/drivers/net/ethernet/intel/ixgbevf/vf.c index 61a98f4c5746fbf9d76aa1467c4388b6f3574a2e..4d613a4f2a7f2bff97774dcedbaabfe7f8ad26a9 100644 --- a/drivers/net/ethernet/intel/ixgbevf/vf.c +++ b/drivers/net/ethernet/intel/ixgbevf/vf.c @@ -408,8 +408,10 @@ static s32 ixgbevf_set_rar_vf(struct ixgbe_hw *hw, u32 index, u8 *addr, /* if nacked the address was rejected, use "perm_addr" */ if (!ret_val && - (msgbuf[0] == (IXGBE_VF_SET_MAC_ADDR | IXGBE_VT_MSGTYPE_NACK))) + (msgbuf[0] == (IXGBE_VF_SET_MAC_ADDR | IXGBE_VT_MSGTYPE_NACK))) { ixgbevf_get_mac_addr_vf(hw, hw->mac.addr); + return IXGBE_ERR_MBX; + } return ret_val; } diff --git a/drivers/net/ethernet/marvell/mvneta.c b/drivers/net/ethernet/marvell/mvneta.c index 577f7ca7deba54c3862ce98c1f9c5e86458a2c24..7fc490225da507de93c66c1b55eba3f0e5295e58 100644 --- a/drivers/net/ethernet/marvell/mvneta.c +++ b/drivers/net/ethernet/marvell/mvneta.c @@ -260,7 +260,6 @@ #define MVNETA_VLAN_TAG_LEN 4 -#define MVNETA_CPU_D_CACHE_LINE_SIZE 32 #define MVNETA_TX_CSUM_DEF_SIZE 1600 #define MVNETA_TX_CSUM_MAX_SIZE 9800 #define MVNETA_ACC_MODE_EXT1 1 @@ -300,7 +299,7 @@ #define MVNETA_RX_PKT_SIZE(mtu) \ ALIGN((mtu) + MVNETA_MH_SIZE + MVNETA_VLAN_TAG_LEN + \ ETH_HLEN + ETH_FCS_LEN, \ - MVNETA_CPU_D_CACHE_LINE_SIZE) + cache_line_size()) #define IS_TSO_HEADER(txq, addr) \ ((addr >= txq->tso_hdrs_phys) && \ @@ -2764,9 +2763,6 @@ static int mvneta_rxq_init(struct mvneta_port *pp, if (rxq->descs == NULL) return -ENOMEM; - BUG_ON(rxq->descs != - PTR_ALIGN(rxq->descs, MVNETA_CPU_D_CACHE_LINE_SIZE)); - rxq->last_desc = rxq->size - 1; /* Set Rx descriptors queue starting address */ @@ -2837,10 +2833,6 @@ static int mvneta_txq_init(struct mvneta_port *pp, if (txq->descs == NULL) return -ENOMEM; - /* Make sure descriptor address is cache line size aligned */ - BUG_ON(txq->descs != - PTR_ALIGN(txq->descs, MVNETA_CPU_D_CACHE_LINE_SIZE)); - txq->last_desc = txq->size - 1; /* Set maximum bandwidth for enabled TXQs */ @@ -3050,6 +3042,20 @@ static int mvneta_check_mtu_valid(struct net_device *dev, int mtu) return mtu; } +static void mvneta_percpu_enable(void *arg) +{ + struct mvneta_port *pp = arg; + + enable_percpu_irq(pp->dev->irq, IRQ_TYPE_NONE); +} + +static void mvneta_percpu_disable(void *arg) +{ + struct mvneta_port *pp = arg; + + disable_percpu_irq(pp->dev->irq); +} + /* Change the device mtu */ static int mvneta_change_mtu(struct net_device *dev, int mtu) { @@ -3074,6 +3080,7 @@ static int mvneta_change_mtu(struct net_device *dev, int mtu) * reallocation of the queues */ mvneta_stop_dev(pp); + on_each_cpu(mvneta_percpu_disable, pp, true); mvneta_cleanup_txqs(pp); mvneta_cleanup_rxqs(pp); @@ -3097,6 +3104,7 @@ static int mvneta_change_mtu(struct net_device *dev, int mtu) return ret; } + on_each_cpu(mvneta_percpu_enable, pp, true); mvneta_start_dev(pp); mvneta_port_up(pp); @@ -3250,20 +3258,6 @@ static void mvneta_mdio_remove(struct mvneta_port *pp) pp->phy_dev = NULL; } -static void mvneta_percpu_enable(void *arg) -{ - struct mvneta_port *pp = arg; - - enable_percpu_irq(pp->dev->irq, IRQ_TYPE_NONE); -} - -static void mvneta_percpu_disable(void *arg) -{ - struct mvneta_port *pp = arg; - - disable_percpu_irq(pp->dev->irq); -} - /* Electing a CPU must be done in an atomic way: it should be done * after or before the removal/insertion of a CPU and this function is * not reentrant. diff --git a/drivers/net/ethernet/marvell/mvpp2.c b/drivers/net/ethernet/marvell/mvpp2.c index c797971aefabbd89ddd31e8defd7ff9f93508f0c..868a957f24bbc03749968b9847d5c4601e1a792c 100644 --- a/drivers/net/ethernet/marvell/mvpp2.c +++ b/drivers/net/ethernet/marvell/mvpp2.c @@ -321,7 +321,6 @@ /* Lbtd 802.3 type */ #define MVPP2_IP_LBDT_TYPE 0xfffa -#define MVPP2_CPU_D_CACHE_LINE_SIZE 32 #define MVPP2_TX_CSUM_MAX_SIZE 9800 /* Timeout constants */ @@ -377,7 +376,7 @@ #define MVPP2_RX_PKT_SIZE(mtu) \ ALIGN((mtu) + MVPP2_MH_SIZE + MVPP2_VLAN_TAG_LEN + \ - ETH_HLEN + ETH_FCS_LEN, MVPP2_CPU_D_CACHE_LINE_SIZE) + ETH_HLEN + ETH_FCS_LEN, cache_line_size()) #define MVPP2_RX_BUF_SIZE(pkt_size) ((pkt_size) + NET_SKB_PAD) #define MVPP2_RX_TOTAL_SIZE(buf_size) ((buf_size) + MVPP2_SKB_SHINFO_SIZE) @@ -4493,10 +4492,6 @@ static int mvpp2_aggr_txq_init(struct platform_device *pdev, if (!aggr_txq->descs) return -ENOMEM; - /* Make sure descriptor address is cache line size aligned */ - BUG_ON(aggr_txq->descs != - PTR_ALIGN(aggr_txq->descs, MVPP2_CPU_D_CACHE_LINE_SIZE)); - aggr_txq->last_desc = aggr_txq->size - 1; /* Aggr TXQ no reset WA */ @@ -4526,9 +4521,6 @@ static int mvpp2_rxq_init(struct mvpp2_port *port, if (!rxq->descs) return -ENOMEM; - BUG_ON(rxq->descs != - PTR_ALIGN(rxq->descs, MVPP2_CPU_D_CACHE_LINE_SIZE)); - rxq->last_desc = rxq->size - 1; /* Zero occupied and non-occupied counters - direct access */ @@ -4616,10 +4608,6 @@ static int mvpp2_txq_init(struct mvpp2_port *port, if (!txq->descs) return -ENOMEM; - /* Make sure descriptor address is cache line size aligned */ - BUG_ON(txq->descs != - PTR_ALIGN(txq->descs, MVPP2_CPU_D_CACHE_LINE_SIZE)); - txq->last_desc = txq->size - 1; /* Set Tx descriptors queue starting address - indirect access */ @@ -6059,8 +6047,10 @@ static int mvpp2_port_init(struct mvpp2_port *port) /* Map physical Rx queue to port's logical Rx queue */ rxq = devm_kzalloc(dev, sizeof(*rxq), GFP_KERNEL); - if (!rxq) + if (!rxq) { + err = -ENOMEM; goto err_free_percpu; + } /* Map this Rx queue to a physical queue */ rxq->id = port->first_rxq + queue; rxq->port = port->id; diff --git a/drivers/net/ethernet/qlogic/qed/qed_int.c b/drivers/net/ethernet/qlogic/qed/qed_int.c index ffd0accc2ec9efcac9a124401ef88a85dcffe99c..2017b0121f5f6a1f3139711bb0446ba4cad154e7 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_int.c +++ b/drivers/net/ethernet/qlogic/qed/qed_int.c @@ -2750,7 +2750,7 @@ void qed_int_igu_enable_int(struct qed_hwfn *p_hwfn, int qed_int_igu_enable(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt, enum qed_int_mode int_mode) { - int rc; + int rc = 0; /* Configure AEU signal change to produce attentions */ qed_wr(p_hwfn, p_ptt, IGU_REG_ATTENTION_ENABLE, 0); diff --git a/drivers/net/ethernet/qlogic/qlge/qlge.h b/drivers/net/ethernet/qlogic/qlge/qlge.h index ef332708e5f28d7fcd95710af833572e0069ab4d..6d31f92ef2b6340642eca02039266aace70aefdd 100644 --- a/drivers/net/ethernet/qlogic/qlge/qlge.h +++ b/drivers/net/ethernet/qlogic/qlge/qlge.h @@ -18,7 +18,7 @@ */ #define DRV_NAME "qlge" #define DRV_STRING "QLogic 10 Gigabit PCI-E Ethernet Driver " -#define DRV_VERSION "1.00.00.34" +#define DRV_VERSION "1.00.00.35" #define WQ_ADDR_ALIGN 0x3 /* 4 byte alignment */ diff --git a/drivers/net/ethernet/renesas/ravb_main.c b/drivers/net/ethernet/renesas/ravb_main.c index 4e1a7dba7c4abb50eae3a82d729ce6656cdc4bbd..087e14a3fba726cd0637cbd12f2138b7dbe8adbf 100644 --- a/drivers/net/ethernet/renesas/ravb_main.c +++ b/drivers/net/ethernet/renesas/ravb_main.c @@ -1377,11 +1377,11 @@ static netdev_tx_t ravb_start_xmit(struct sk_buff *skb, struct net_device *ndev) /* TAG and timestamp required flag */ skb_shinfo(skb)->tx_flags |= SKBTX_IN_PROGRESS; - skb_tx_timestamp(skb); desc->tagh_tsr = (ts_skb->tag >> 4) | TX_TSR; desc->ds_tagl |= le16_to_cpu(ts_skb->tag << 12); } + skb_tx_timestamp(skb); /* Descriptor type must be set after all the above writes */ dma_wmb(); desc->die_dt = DT_FEND; diff --git a/drivers/net/ethernet/samsung/sxgbe/sxgbe_platform.c b/drivers/net/ethernet/samsung/sxgbe/sxgbe_platform.c index b02eed12bfc5743117285216db1b4fe6ba19536e..73427e29df2afb808a0b525ebb1978df4d76a996 100644 --- a/drivers/net/ethernet/samsung/sxgbe/sxgbe_platform.c +++ b/drivers/net/ethernet/samsung/sxgbe/sxgbe_platform.c @@ -155,11 +155,11 @@ static int sxgbe_platform_probe(struct platform_device *pdev) return 0; err_rx_irq_unmap: - while (--i) + while (i--) irq_dispose_mapping(priv->rxq[i]->irq_no); i = SXGBE_TX_QUEUES; err_tx_irq_unmap: - while (--i) + while (i--) irq_dispose_mapping(priv->txq[i]->irq_no); irq_dispose_mapping(priv->irq); err_drv_remove: diff --git a/drivers/net/ethernet/stmicro/stmmac/norm_desc.c b/drivers/net/ethernet/stmicro/stmmac/norm_desc.c index e13228f115f036ce2bf6c5f38878c5e16640988d..011386f6f24dece76edb1355499110af4d99402e 100644 --- a/drivers/net/ethernet/stmicro/stmmac/norm_desc.c +++ b/drivers/net/ethernet/stmicro/stmmac/norm_desc.c @@ -199,11 +199,6 @@ static void ndesc_prepare_tx_desc(struct dma_desc *p, int is_fs, int len, { unsigned int tdes1 = p->des1; - if (mode == STMMAC_CHAIN_MODE) - norm_set_tx_desc_len_on_chain(p, len); - else - norm_set_tx_desc_len_on_ring(p, len); - if (is_fs) tdes1 |= TDES1_FIRST_SEGMENT; else @@ -217,10 +212,15 @@ static void ndesc_prepare_tx_desc(struct dma_desc *p, int is_fs, int len, if (ls) tdes1 |= TDES1_LAST_SEGMENT; - if (tx_own) - tdes1 |= TDES0_OWN; - p->des1 = tdes1; + + if (mode == STMMAC_CHAIN_MODE) + norm_set_tx_desc_len_on_chain(p, len); + else + norm_set_tx_desc_len_on_ring(p, len); + + if (tx_own) + p->des0 |= TDES0_OWN; } static void ndesc_set_tx_ic(struct dma_desc *p) diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c index 4c5ce9848ca9aebe4090ecf26adb3a10e307cf3a..fcbd4be562e2b9ef7e873482d7f00c27c1d3c3d9 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c @@ -278,7 +278,6 @@ static void stmmac_eee_ctrl_timer(unsigned long arg) */ bool stmmac_eee_init(struct stmmac_priv *priv) { - char *phy_bus_name = priv->plat->phy_bus_name; unsigned long flags; bool ret = false; @@ -289,10 +288,6 @@ bool stmmac_eee_init(struct stmmac_priv *priv) (priv->pcs == STMMAC_PCS_RTBI)) goto out; - /* Never init EEE in case of a switch is attached */ - if (phy_bus_name && (!strcmp(phy_bus_name, "fixed"))) - goto out; - /* MAC core supports the EEE feature. */ if (priv->dma_cap.eee) { int tx_lpi_timer = priv->tx_lpi_timer; @@ -772,10 +767,16 @@ static void stmmac_adjust_link(struct net_device *dev) spin_unlock_irqrestore(&priv->lock, flags); - /* At this stage, it could be needed to setup the EEE or adjust some - * MAC related HW registers. - */ - priv->eee_enabled = stmmac_eee_init(priv); + if (phydev->is_pseudo_fixed_link) + /* Stop PHY layer to call the hook to adjust the link in case + * of a switch is attached to the stmmac driver. + */ + phydev->irq = PHY_IGNORE_INTERRUPT; + else + /* At this stage, init the EEE if supported. + * Never called in case of fixed_link. + */ + priv->eee_enabled = stmmac_eee_init(priv); } /** @@ -827,12 +828,8 @@ static int stmmac_init_phy(struct net_device *dev) phydev = of_phy_connect(dev, priv->plat->phy_node, &stmmac_adjust_link, 0, interface); } else { - if (priv->plat->phy_bus_name) - snprintf(bus_id, MII_BUS_ID_SIZE, "%s-%x", - priv->plat->phy_bus_name, priv->plat->bus_id); - else - snprintf(bus_id, MII_BUS_ID_SIZE, "stmmac-%x", - priv->plat->bus_id); + snprintf(bus_id, MII_BUS_ID_SIZE, "stmmac-%x", + priv->plat->bus_id); snprintf(phy_id_fmt, MII_BUS_ID_SIZE + 3, PHY_ID_FMT, bus_id, priv->plat->phy_addr); @@ -870,11 +867,6 @@ static int stmmac_init_phy(struct net_device *dev) return -ENODEV; } - /* If attached to a switch, there is no reason to poll phy handler */ - if (priv->plat->phy_bus_name) - if (!strcmp(priv->plat->phy_bus_name, "fixed")) - phydev->irq = PHY_IGNORE_INTERRUPT; - pr_debug("stmmac_init_phy: %s: attached to PHY (UID 0x%x)" " Link = %d\n", dev->name, phydev->phy_id, phydev->link); diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c index ea76129dafc2bc6e6e0d602bb1da9a66b39810e1..06704ca6f9ca3ec00aea1a4302fd0757a888fb45 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c @@ -198,20 +198,12 @@ int stmmac_mdio_register(struct net_device *ndev) struct mii_bus *new_bus; struct stmmac_priv *priv = netdev_priv(ndev); struct stmmac_mdio_bus_data *mdio_bus_data = priv->plat->mdio_bus_data; - int addr, found; struct device_node *mdio_node = priv->plat->mdio_node; + int addr, found; if (!mdio_bus_data) return 0; - if (IS_ENABLED(CONFIG_OF)) { - if (mdio_node) { - netdev_dbg(ndev, "FOUND MDIO subnode\n"); - } else { - netdev_warn(ndev, "No MDIO subnode found\n"); - } - } - new_bus = mdiobus_alloc(); if (new_bus == NULL) return -ENOMEM; diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c index dcbd2a1601e89a620bb2dc1c77887e374d3fe2ba..cf37ea558ecc965543e9f8da7a10ebe715e20f15 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c @@ -131,6 +131,69 @@ static struct stmmac_axi *stmmac_axi_setup(struct platform_device *pdev) return axi; } +/** + * stmmac_dt_phy - parse device-tree driver parameters to allocate PHY resources + * @plat: driver data platform structure + * @np: device tree node + * @dev: device pointer + * Description: + * The mdio bus will be allocated in case of a phy transceiver is on board; + * it will be NULL if the fixed-link is configured. + * If there is the "snps,dwmac-mdio" sub-node the mdio will be allocated + * in any case (for DSA, mdio must be registered even if fixed-link). + * The table below sums the supported configurations: + * ------------------------------- + * snps,phy-addr | Y + * ------------------------------- + * phy-handle | Y + * ------------------------------- + * fixed-link | N + * ------------------------------- + * snps,dwmac-mdio | + * even if | Y + * fixed-link | + * ------------------------------- + * + * It returns 0 in case of success otherwise -ENODEV. + */ +static int stmmac_dt_phy(struct plat_stmmacenet_data *plat, + struct device_node *np, struct device *dev) +{ + bool mdio = true; + + /* If phy-handle property is passed from DT, use it as the PHY */ + plat->phy_node = of_parse_phandle(np, "phy-handle", 0); + if (plat->phy_node) + dev_dbg(dev, "Found phy-handle subnode\n"); + + /* If phy-handle is not specified, check if we have a fixed-phy */ + if (!plat->phy_node && of_phy_is_fixed_link(np)) { + if ((of_phy_register_fixed_link(np) < 0)) + return -ENODEV; + + dev_dbg(dev, "Found fixed-link subnode\n"); + plat->phy_node = of_node_get(np); + mdio = false; + } + + /* If snps,dwmac-mdio is passed from DT, always register the MDIO */ + for_each_child_of_node(np, plat->mdio_node) { + if (of_device_is_compatible(plat->mdio_node, "snps,dwmac-mdio")) + break; + } + + if (plat->mdio_node) { + dev_dbg(dev, "Found MDIO subnode\n"); + mdio = true; + } + + if (mdio) + plat->mdio_bus_data = + devm_kzalloc(dev, sizeof(struct stmmac_mdio_bus_data), + GFP_KERNEL); + return 0; +} + /** * stmmac_probe_config_dt - parse device-tree driver parameters * @pdev: platform_device structure @@ -146,7 +209,6 @@ stmmac_probe_config_dt(struct platform_device *pdev, const char **mac) struct device_node *np = pdev->dev.of_node; struct plat_stmmacenet_data *plat; struct stmmac_dma_cfg *dma_cfg; - struct device_node *child_node = NULL; plat = devm_kzalloc(&pdev->dev, sizeof(*plat), GFP_KERNEL); if (!plat) @@ -166,36 +228,15 @@ stmmac_probe_config_dt(struct platform_device *pdev, const char **mac) /* Default to phy auto-detection */ plat->phy_addr = -1; - /* If we find a phy-handle property, use it as the PHY */ - plat->phy_node = of_parse_phandle(np, "phy-handle", 0); - - /* If phy-handle is not specified, check if we have a fixed-phy */ - if (!plat->phy_node && of_phy_is_fixed_link(np)) { - if ((of_phy_register_fixed_link(np) < 0)) - return ERR_PTR(-ENODEV); - - plat->phy_node = of_node_get(np); - } - - for_each_child_of_node(np, child_node) - if (of_device_is_compatible(child_node, "snps,dwmac-mdio")) { - plat->mdio_node = child_node; - break; - } - /* "snps,phy-addr" is not a standard property. Mark it as deprecated * and warn of its use. Remove this when phy node support is added. */ if (of_property_read_u32(np, "snps,phy-addr", &plat->phy_addr) == 0) dev_warn(&pdev->dev, "snps,phy-addr property is deprecated\n"); - if ((plat->phy_node && !of_phy_is_fixed_link(np)) || !plat->mdio_node) - plat->mdio_bus_data = NULL; - else - plat->mdio_bus_data = - devm_kzalloc(&pdev->dev, - sizeof(struct stmmac_mdio_bus_data), - GFP_KERNEL); + /* To Configure PHY by using all device-tree supported properties */ + if (stmmac_dt_phy(plat, np, &pdev->dev)) + return ERR_PTR(-ENODEV); of_property_read_u32(np, "tx-fifo-depth", &plat->tx_fifo_size); diff --git a/drivers/net/phy/bcm7xxx.c b/drivers/net/phy/bcm7xxx.c index b881a7b1e4f6dbc9cbbcbdac2ed16a3a6ace4fa5..9636da0b6efc449907025b52e5e9cefaa51df198 100644 --- a/drivers/net/phy/bcm7xxx.c +++ b/drivers/net/phy/bcm7xxx.c @@ -339,6 +339,8 @@ static struct phy_driver bcm7xxx_driver[] = { BCM7XXX_28NM_GPHY(PHY_ID_BCM7439, "Broadcom BCM7439"), BCM7XXX_28NM_GPHY(PHY_ID_BCM7439_2, "Broadcom BCM7439 (2)"), BCM7XXX_28NM_GPHY(PHY_ID_BCM7445, "Broadcom BCM7445"), + BCM7XXX_40NM_EPHY(PHY_ID_BCM7346, "Broadcom BCM7346"), + BCM7XXX_40NM_EPHY(PHY_ID_BCM7362, "Broadcom BCM7362"), BCM7XXX_40NM_EPHY(PHY_ID_BCM7425, "Broadcom BCM7425"), BCM7XXX_40NM_EPHY(PHY_ID_BCM7429, "Broadcom BCM7429"), BCM7XXX_40NM_EPHY(PHY_ID_BCM7435, "Broadcom BCM7435"), @@ -348,6 +350,8 @@ static struct mdio_device_id __maybe_unused bcm7xxx_tbl[] = { { PHY_ID_BCM7250, 0xfffffff0, }, { PHY_ID_BCM7364, 0xfffffff0, }, { PHY_ID_BCM7366, 0xfffffff0, }, + { PHY_ID_BCM7346, 0xfffffff0, }, + { PHY_ID_BCM7362, 0xfffffff0, }, { PHY_ID_BCM7425, 0xfffffff0, }, { PHY_ID_BCM7429, 0xfffffff0, }, { PHY_ID_BCM7439, 0xfffffff0, }, diff --git a/drivers/net/team/team.c b/drivers/net/team/team.c index 26c64d2782fa06a1bd85433cee6aab04a830be6e..a0f64cba86badceadeb86cfb6fd11554b6cd27ea 100644 --- a/drivers/net/team/team.c +++ b/drivers/net/team/team.c @@ -1198,6 +1198,9 @@ static int team_port_add(struct team *team, struct net_device *port_dev) goto err_dev_open; } + dev_uc_sync_multiple(port_dev, dev); + dev_mc_sync_multiple(port_dev, dev); + err = vlan_vids_add_by_dev(port_dev, dev); if (err) { netdev_err(dev, "Failed to add vlan ids to device %s\n", @@ -1261,6 +1264,8 @@ static int team_port_add(struct team *team, struct net_device *port_dev) vlan_vids_del_by_dev(port_dev, dev); err_vids_add: + dev_uc_unsync(port_dev, dev); + dev_mc_unsync(port_dev, dev); dev_close(port_dev); err_dev_open: diff --git a/drivers/net/tun.c b/drivers/net/tun.c index afdf950617c36e0bc5042da9cf0e57a0cb0cd88d..2c9e45f50edb299714f2c2fead0e78b4092b5904 100644 --- a/drivers/net/tun.c +++ b/drivers/net/tun.c @@ -622,7 +622,8 @@ static int tun_attach(struct tun_struct *tun, struct file *file, bool skip_filte /* Re-attach the filter to persist device */ if (!skip_filter && (tun->filter_attached == true)) { - err = sk_attach_filter(&tun->fprog, tfile->socket.sk); + err = __sk_attach_filter(&tun->fprog, tfile->socket.sk, + lockdep_rtnl_is_held()); if (!err) goto out; } @@ -1014,7 +1015,6 @@ static void tun_net_init(struct net_device *dev) /* Zero header length */ dev->type = ARPHRD_NONE; dev->flags = IFF_POINTOPOINT | IFF_NOARP | IFF_MULTICAST; - dev->tx_queue_len = TUN_READQ_SIZE; /* We prefer our own queue length */ break; case IFF_TAP: @@ -1026,7 +1026,6 @@ static void tun_net_init(struct net_device *dev) eth_hw_addr_random(dev); - dev->tx_queue_len = TUN_READQ_SIZE; /* We prefer our own queue length */ break; } } @@ -1480,6 +1479,8 @@ static void tun_setup(struct net_device *dev) dev->ethtool_ops = &tun_ethtool_ops; dev->destructor = tun_free_netdev; + /* We prefer our own queue length */ + dev->tx_queue_len = TUN_READQ_SIZE; } /* Trivial set of netlink ops to allow deleting tun or tap @@ -1822,7 +1823,7 @@ static void tun_detach_filter(struct tun_struct *tun, int n) for (i = 0; i < n; i++) { tfile = rtnl_dereference(tun->tfiles[i]); - sk_detach_filter(tfile->socket.sk); + __sk_detach_filter(tfile->socket.sk, lockdep_rtnl_is_held()); } tun->filter_attached = false; @@ -1835,7 +1836,8 @@ static int tun_attach_filter(struct tun_struct *tun) for (i = 0; i < tun->numqueues; i++) { tfile = rtnl_dereference(tun->tfiles[i]); - ret = sk_attach_filter(&tun->fprog, tfile->socket.sk); + ret = __sk_attach_filter(&tun->fprog, tfile->socket.sk, + lockdep_rtnl_is_held()); if (ret) { tun_detach_filter(tun, i); return ret; diff --git a/drivers/net/usb/cdc_ncm.c b/drivers/net/usb/cdc_ncm.c index 86ba30ba35e8fcf45f9eba287334da04b54203e2..2fb31edab12554b6f2afb1070ab024ef08d64b00 100644 --- a/drivers/net/usb/cdc_ncm.c +++ b/drivers/net/usb/cdc_ncm.c @@ -1626,6 +1626,13 @@ static const struct usb_device_id cdc_devs[] = { .driver_info = (unsigned long) &wwan_info, }, + /* Telit LE910 V2 */ + { USB_DEVICE_AND_INTERFACE_INFO(0x1bc7, 0x0036, + USB_CLASS_COMM, + USB_CDC_SUBCLASS_NCM, USB_CDC_PROTO_NONE), + .driver_info = (unsigned long)&wwan_noarp_info, + }, + /* DW5812 LTE Verizon Mobile Broadband Card * Unlike DW5550 this device requires FLAG_NOARP */ diff --git a/drivers/net/usb/plusb.c b/drivers/net/usb/plusb.c index 1bfe0fcaccf5ba31bf125f898ec6c624f506206e..22e1a9a99a7d8cad77b22410973575ee17699b2b 100644 --- a/drivers/net/usb/plusb.c +++ b/drivers/net/usb/plusb.c @@ -38,7 +38,7 @@ * HEADS UP: this handshaking isn't all that robust. This driver * gets confused easily if you unplug one end of the cable then * try to connect it again; you'll need to restart both ends. The - * "naplink" software (used by some PlayStation/2 deveopers) does + * "naplink" software (used by some PlayStation/2 developers) does * the handshaking much better! Also, sometimes this hardware * seems to get wedged under load. Prolific docs are weak, and * don't identify differences between PL2301 and PL2302, much less diff --git a/drivers/net/usb/qmi_wwan.c b/drivers/net/usb/qmi_wwan.c index 7d717c66bcb0d8bc53a2f714cd6dd0b54052751a..9d1fce8a6e84c5e7ce4c19ce73d31bf404305298 100644 --- a/drivers/net/usb/qmi_wwan.c +++ b/drivers/net/usb/qmi_wwan.c @@ -844,6 +844,7 @@ static const struct usb_device_id products[] = { {QMI_FIXED_INTF(0x19d2, 0x1426, 2)}, /* ZTE MF91 */ {QMI_FIXED_INTF(0x19d2, 0x1428, 2)}, /* Telewell TW-LTE 4G v2 */ {QMI_FIXED_INTF(0x19d2, 0x2002, 4)}, /* ZTE (Vodafone) K3765-Z */ + {QMI_FIXED_INTF(0x2001, 0x7e19, 4)}, /* D-Link DWM-221 B1 */ {QMI_FIXED_INTF(0x0f3d, 0x68a2, 8)}, /* Sierra Wireless MC7700 */ {QMI_FIXED_INTF(0x114f, 0x68a2, 8)}, /* Sierra Wireless MC7750 */ {QMI_FIXED_INTF(0x1199, 0x68a2, 8)}, /* Sierra Wireless MC7710 in QMI mode */ diff --git a/drivers/nvdimm/btt.c b/drivers/nvdimm/btt.c index c32cbb59360088f520b930b9487cc7b3ce48d9d5..f068b6513cd286659b1e468e726c45d868a05b7b 100644 --- a/drivers/nvdimm/btt.c +++ b/drivers/nvdimm/btt.c @@ -1204,7 +1204,7 @@ static int btt_rw_page(struct block_device *bdev, sector_t sector, { struct btt *btt = bdev->bd_disk->private_data; - btt_do_bvec(btt, NULL, page, PAGE_CACHE_SIZE, 0, rw, sector); + btt_do_bvec(btt, NULL, page, PAGE_SIZE, 0, rw, sector); page_endio(page, rw & WRITE, 0); return 0; } diff --git a/drivers/nvdimm/bus.c b/drivers/nvdimm/bus.c index fc82743aefb6574f6a1e47ecd68e1d0b1557507f..19f822d7f65274cb3e4a737240b0bdbfd12a8548 100644 --- a/drivers/nvdimm/bus.c +++ b/drivers/nvdimm/bus.c @@ -407,7 +407,7 @@ static const struct nd_cmd_desc __nd_cmd_dimm_descs[] = { [ND_CMD_IMPLEMENTED] = { }, [ND_CMD_SMART] = { .out_num = 2, - .out_sizes = { 4, 8, }, + .out_sizes = { 4, 128, }, }, [ND_CMD_SMART_THRESHOLD] = { .out_num = 2, diff --git a/drivers/nvdimm/core.c b/drivers/nvdimm/core.c index 79646d0c3277d61ad0b6d901b8d3da5809f2c9bf..182a93fe37128d87d53b3c77d121ca28bb3ec8fd 100644 --- a/drivers/nvdimm/core.c +++ b/drivers/nvdimm/core.c @@ -417,8 +417,8 @@ static void __add_badblock_range(struct badblocks *bb, u64 ns_offset, u64 len) set_badblock(bb, start_sector, num_sectors); } -static void namespace_add_poison(struct list_head *poison_list, - struct badblocks *bb, struct resource *res) +static void badblocks_populate(struct list_head *poison_list, + struct badblocks *bb, const struct resource *res) { struct nd_poison *pl; @@ -460,36 +460,35 @@ static void namespace_add_poison(struct list_head *poison_list, } /** - * nvdimm_namespace_add_poison() - Convert a list of poison ranges to badblocks - * @ndns: the namespace containing poison ranges - * @bb: badblocks instance to populate - * @offset: offset at the start of the namespace before 'sector 0' + * nvdimm_badblocks_populate() - Convert a list of poison ranges to badblocks + * @region: parent region of the range to interrogate + * @bb: badblocks instance to populate + * @res: resource range to consider * - * The poison list generated during NFIT initialization may contain multiple, - * possibly overlapping ranges in the SPA (System Physical Address) space. - * Compare each of these ranges to the namespace currently being initialized, - * and add badblocks to the gendisk for all matching sub-ranges + * The poison list generated during bus initialization may contain + * multiple, possibly overlapping physical address ranges. Compare each + * of these ranges to the resource range currently being initialized, + * and add badblocks entries for all matching sub-ranges */ -void nvdimm_namespace_add_poison(struct nd_namespace_common *ndns, - struct badblocks *bb, resource_size_t offset) +void nvdimm_badblocks_populate(struct nd_region *nd_region, + struct badblocks *bb, const struct resource *res) { - struct nd_namespace_io *nsio = to_nd_namespace_io(&ndns->dev); - struct nd_region *nd_region = to_nd_region(ndns->dev.parent); struct nvdimm_bus *nvdimm_bus; struct list_head *poison_list; - struct resource res = { - .start = nsio->res.start + offset, - .end = nsio->res.end, - }; - nvdimm_bus = to_nvdimm_bus(nd_region->dev.parent); + if (!is_nd_pmem(&nd_region->dev)) { + dev_WARN_ONCE(&nd_region->dev, 1, + "%s only valid for pmem regions\n", __func__); + return; + } + nvdimm_bus = walk_to_nvdimm_bus(&nd_region->dev); poison_list = &nvdimm_bus->poison_list; nvdimm_bus_lock(&nvdimm_bus->dev); - namespace_add_poison(poison_list, bb, &res); + badblocks_populate(poison_list, bb, res); nvdimm_bus_unlock(&nvdimm_bus->dev); } -EXPORT_SYMBOL_GPL(nvdimm_namespace_add_poison); +EXPORT_SYMBOL_GPL(nvdimm_badblocks_populate); static int add_poison(struct nvdimm_bus *nvdimm_bus, u64 addr, u64 length) { diff --git a/drivers/nvdimm/nd.h b/drivers/nvdimm/nd.h index 1799bd97a9ce5783a3cb73883a6328c8bf11fc02..875c524fafb0ed2235a9724517601bf45107c80a 100644 --- a/drivers/nvdimm/nd.h +++ b/drivers/nvdimm/nd.h @@ -266,8 +266,8 @@ int nvdimm_namespace_attach_btt(struct nd_namespace_common *ndns); int nvdimm_namespace_detach_btt(struct nd_namespace_common *ndns); const char *nvdimm_namespace_disk_name(struct nd_namespace_common *ndns, char *name); -void nvdimm_namespace_add_poison(struct nd_namespace_common *ndns, - struct badblocks *bb, resource_size_t offset); +void nvdimm_badblocks_populate(struct nd_region *nd_region, + struct badblocks *bb, const struct resource *res); int nd_blk_region_init(struct nd_region *nd_region); void __nd_iostat_start(struct bio *bio, unsigned long *start); static inline bool nd_iostat_start(struct bio *bio, unsigned long *start) diff --git a/drivers/nvdimm/pfn_devs.c b/drivers/nvdimm/pfn_devs.c index 254d3bc13f70e22dccbf19709d3e35de8cf78315..e071e214febadae71d2d369319b76cd5b6b1a851 100644 --- a/drivers/nvdimm/pfn_devs.c +++ b/drivers/nvdimm/pfn_devs.c @@ -376,7 +376,7 @@ int nd_pfn_validate(struct nd_pfn *nd_pfn) } else { /* from init we validate */ if (memcmp(nd_pfn->uuid, pfn_sb->uuid, 16) != 0) - return -EINVAL; + return -ENODEV; } if (nd_pfn->align > nvdimm_namespace_capacity(ndns)) { diff --git a/drivers/nvdimm/pmem.c b/drivers/nvdimm/pmem.c index ca5721c306bb9974f7378a7c7217a749134a5a79..f798899338eddb6955c06f5b44c26c405dffdade 100644 --- a/drivers/nvdimm/pmem.c +++ b/drivers/nvdimm/pmem.c @@ -99,10 +99,24 @@ static int pmem_do_bvec(struct pmem_device *pmem, struct page *page, if (unlikely(bad_pmem)) rc = -EIO; else { - memcpy_from_pmem(mem + off, pmem_addr, len); + rc = memcpy_from_pmem(mem + off, pmem_addr, len); flush_dcache_page(page); } } else { + /* + * Note that we write the data both before and after + * clearing poison. The write before clear poison + * handles situations where the latest written data is + * preserved and the clear poison operation simply marks + * the address range as valid without changing the data. + * In this case application software can assume that an + * interrupted write will either return the new good + * data or an error. + * + * However, if pmem_clear_poison() leaves the data in an + * indeterminate state we need to perform the write + * after clear poison. + */ flush_dcache_page(page); memcpy_to_pmem(pmem_addr, mem + off, len); if (unlikely(bad_pmem)) { @@ -151,7 +165,7 @@ static int pmem_rw_page(struct block_device *bdev, sector_t sector, struct pmem_device *pmem = bdev->bd_disk->private_data; int rc; - rc = pmem_do_bvec(pmem, page, PAGE_CACHE_SIZE, 0, rw, sector); + rc = pmem_do_bvec(pmem, page, PAGE_SIZE, 0, rw, sector); if (rw & WRITE) wmb_pmem(); @@ -244,7 +258,9 @@ static void pmem_detach_disk(struct pmem_device *pmem) static int pmem_attach_disk(struct device *dev, struct nd_namespace_common *ndns, struct pmem_device *pmem) { + struct nd_namespace_io *nsio = to_nd_namespace_io(&ndns->dev); int nid = dev_to_node(dev); + struct resource bb_res; struct gendisk *disk; blk_queue_make_request(pmem->pmem_queue, pmem_make_request); @@ -271,8 +287,17 @@ static int pmem_attach_disk(struct device *dev, devm_exit_badblocks(dev, &pmem->bb); if (devm_init_badblocks(dev, &pmem->bb)) return -ENOMEM; - nvdimm_namespace_add_poison(ndns, &pmem->bb, pmem->data_offset); - + bb_res.start = nsio->res.start + pmem->data_offset; + bb_res.end = nsio->res.end; + if (is_nd_pfn(dev)) { + struct nd_pfn *nd_pfn = to_nd_pfn(dev); + struct nd_pfn_sb *pfn_sb = nd_pfn->pfn_sb; + + bb_res.start += __le32_to_cpu(pfn_sb->start_pad); + bb_res.end -= __le32_to_cpu(pfn_sb->end_trunc); + } + nvdimm_badblocks_populate(to_nd_region(dev->parent), &pmem->bb, + &bb_res); disk->bb = &pmem->bb; add_disk(disk); revalidate_disk(disk); @@ -295,7 +320,7 @@ static int pmem_rw_bytes(struct nd_namespace_common *ndns, if (unlikely(is_bad_pmem(&pmem->bb, offset / 512, sz_align))) return -EIO; - memcpy_from_pmem(buf, pmem->virt_addr + offset, size); + return memcpy_from_pmem(buf, pmem->virt_addr + offset, size); } else { memcpy_to_pmem(pmem->virt_addr + offset, buf, size); wmb_pmem(); @@ -553,7 +578,7 @@ static int nd_pmem_probe(struct device *dev) ndns->rw_bytes = pmem_rw_bytes; if (devm_init_badblocks(dev, &pmem->bb)) return -ENOMEM; - nvdimm_namespace_add_poison(ndns, &pmem->bb, 0); + nvdimm_badblocks_populate(nd_region, &pmem->bb, &nsio->res); if (is_nd_btt(dev)) { /* btt allocates its own request_queue */ @@ -595,14 +620,25 @@ static void nd_pmem_notify(struct device *dev, enum nvdimm_event event) { struct pmem_device *pmem = dev_get_drvdata(dev); struct nd_namespace_common *ndns = pmem->ndns; + struct nd_region *nd_region = to_nd_region(dev->parent); + struct nd_namespace_io *nsio = to_nd_namespace_io(&ndns->dev); + struct resource res = { + .start = nsio->res.start + pmem->data_offset, + .end = nsio->res.end, + }; if (event != NVDIMM_REVALIDATE_POISON) return; - if (is_nd_btt(dev)) - nvdimm_namespace_add_poison(ndns, &pmem->bb, 0); - else - nvdimm_namespace_add_poison(ndns, &pmem->bb, pmem->data_offset); + if (is_nd_pfn(dev)) { + struct nd_pfn *nd_pfn = to_nd_pfn(dev); + struct nd_pfn_sb *pfn_sb = nd_pfn->pfn_sb; + + res.start += __le32_to_cpu(pfn_sb->start_pad); + res.end -= __le32_to_cpu(pfn_sb->end_trunc); + } + + nvdimm_badblocks_populate(nd_region, &pmem->bb, &res); } MODULE_ALIAS("pmem"); diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c index 24ccda303efb21daa2bf982021655db286ffff4b..4fd733ff72b1cb7cf38023701d640a059b4e4670 100644 --- a/drivers/nvme/host/pci.c +++ b/drivers/nvme/host/pci.c @@ -1478,8 +1478,7 @@ static int nvme_setup_io_queues(struct nvme_dev *dev) if (result > 0) { dev_err(dev->ctrl.device, "Could not set queue count (%d)\n", result); - nr_io_queues = 0; - result = 0; + return 0; } if (dev->cmb && NVME_CMB_SQS(dev->cmbsz)) { @@ -1513,7 +1512,9 @@ static int nvme_setup_io_queues(struct nvme_dev *dev) * If we enable msix early due to not intx, disable it again before * setting up the full range we need. */ - if (!pdev->irq) + if (pdev->msi_enabled) + pci_disable_msi(pdev); + else if (pdev->msix_enabled) pci_disable_msix(pdev); for (i = 0; i < nr_io_queues; i++) @@ -1696,7 +1697,6 @@ static int nvme_pci_enable(struct nvme_dev *dev) if (pci_enable_device_mem(pdev)) return result; - dev->entry[0].vector = pdev->irq; pci_set_master(pdev); if (dma_set_mask_and_coherent(dev->dev, DMA_BIT_MASK(64)) && @@ -1709,13 +1709,18 @@ static int nvme_pci_enable(struct nvme_dev *dev) } /* - * Some devices don't advertse INTx interrupts, pre-enable a single - * MSIX vec for setup. We'll adjust this later. + * Some devices and/or platforms don't advertise or work with INTx + * interrupts. Pre-enable a single MSIX or MSI vec for setup. We'll + * adjust this later. */ - if (!pdev->irq) { - result = pci_enable_msix(pdev, dev->entry, 1); - if (result < 0) - goto disable; + if (pci_enable_msix(pdev, dev->entry, 1)) { + pci_enable_msi(pdev); + dev->entry[0].vector = pdev->irq; + } + + if (!dev->entry[0].vector) { + result = -ENODEV; + goto disable; } cap = lo_hi_readq(dev->bar + NVME_REG_CAP); @@ -1859,6 +1864,9 @@ static void nvme_reset_work(struct work_struct *work) if (dev->ctrl.ctrl_config & NVME_CC_ENABLE) nvme_dev_disable(dev, false); + if (test_bit(NVME_CTRL_REMOVING, &dev->flags)) + goto out; + set_bit(NVME_CTRL_RESETTING, &dev->flags); result = nvme_pci_enable(dev); @@ -2078,11 +2086,10 @@ static void nvme_remove(struct pci_dev *pdev) { struct nvme_dev *dev = pci_get_drvdata(pdev); - del_timer_sync(&dev->watchdog_timer); - set_bit(NVME_CTRL_REMOVING, &dev->flags); pci_set_drvdata(pdev, NULL); flush_work(&dev->async_work); + flush_work(&dev->reset_work); flush_work(&dev->scan_work); nvme_remove_namespaces(&dev->ctrl); nvme_uninit_ctrl(&dev->ctrl); diff --git a/drivers/oprofile/oprofilefs.c b/drivers/oprofile/oprofilefs.c index b48ac6300c792d4336487f841a2267a5b883c6f5..a0e5260bd006df0818d4ef2bd9296b50152bf1ac 100644 --- a/drivers/oprofile/oprofilefs.c +++ b/drivers/oprofile/oprofilefs.c @@ -239,8 +239,8 @@ static int oprofilefs_fill_super(struct super_block *sb, void *data, int silent) { struct inode *root_inode; - sb->s_blocksize = PAGE_CACHE_SIZE; - sb->s_blocksize_bits = PAGE_CACHE_SHIFT; + sb->s_blocksize = PAGE_SIZE; + sb->s_blocksize_bits = PAGE_SHIFT; sb->s_magic = OPROFILEFS_MAGIC; sb->s_op = &s_ops; sb->s_time_gran = 1; diff --git a/drivers/pci/pci-sysfs.c b/drivers/pci/pci-sysfs.c index e982010f0ed19e0d0379da4a1c02334a1db9f175..342b6918bbde8534b0f89bade814624316a54e9d 100644 --- a/drivers/pci/pci-sysfs.c +++ b/drivers/pci/pci-sysfs.c @@ -636,7 +636,7 @@ static ssize_t pci_read_config(struct file *filp, struct kobject *kobj, u8 *data = (u8 *) buf; /* Several chips lock up trying to read undefined config space */ - if (security_capable(filp->f_cred, &init_user_ns, CAP_SYS_ADMIN) == 0) + if (file_ns_capable(filp, &init_user_ns, CAP_SYS_ADMIN)) size = dev->cfg_size; else if (dev->hdr_type == PCI_HEADER_TYPE_CARDBUS) size = 128; diff --git a/drivers/pcmcia/db1xxx_ss.c b/drivers/pcmcia/db1xxx_ss.c index 4c2fa05b4589e2095db8430b77fe338077a6c7d7..944674ee34644fa2583f2193ad738a4b5cbe4912 100644 --- a/drivers/pcmcia/db1xxx_ss.c +++ b/drivers/pcmcia/db1xxx_ss.c @@ -56,6 +56,7 @@ struct db1x_pcmcia_sock { int stschg_irq; /* card-status-change irq */ int card_irq; /* card irq */ int eject_irq; /* db1200/pb1200 have these */ + int insert_gpio; /* db1000 carddetect gpio */ #define BOARD_TYPE_DEFAULT 0 /* most boards */ #define BOARD_TYPE_DB1200 1 /* IRQs aren't gpios */ @@ -83,7 +84,7 @@ static int db1200_card_inserted(struct db1x_pcmcia_sock *sock) /* carddetect gpio: low-active */ static int db1000_card_inserted(struct db1x_pcmcia_sock *sock) { - return !gpio_get_value(irq_to_gpio(sock->insert_irq)); + return !gpio_get_value(sock->insert_gpio); } static int db1x_card_inserted(struct db1x_pcmcia_sock *sock) @@ -457,9 +458,15 @@ static int db1x_pcmcia_socket_probe(struct platform_device *pdev) r = platform_get_resource_byname(pdev, IORESOURCE_IRQ, "card"); sock->card_irq = r ? r->start : 0; - /* insert: irq which triggers on card insertion/ejection */ + /* insert: irq which triggers on card insertion/ejection + * BIG FAT NOTE: on DB1000/1100/1500/1550 we pass a GPIO here! + */ r = platform_get_resource_byname(pdev, IORESOURCE_IRQ, "insert"); sock->insert_irq = r ? r->start : -1; + if (sock->board_type == BOARD_TYPE_DEFAULT) { + sock->insert_gpio = r ? r->start : -1; + sock->insert_irq = r ? gpio_to_irq(r->start) : -1; + } /* stschg: irq which trigger on card status change (optional) */ r = platform_get_resource_byname(pdev, IORESOURCE_IRQ, "stschg"); diff --git a/drivers/pinctrl/freescale/pinctrl-imx.c b/drivers/pinctrl/freescale/pinctrl-imx.c index 46210512d8ecff75cac22f306928798af8436454..9cfa544072b5a357251889328e2bff7e576ed88c 100644 --- a/drivers/pinctrl/freescale/pinctrl-imx.c +++ b/drivers/pinctrl/freescale/pinctrl-imx.c @@ -762,19 +762,18 @@ int imx_pinctrl_probe(struct platform_device *pdev, if (of_property_read_bool(dev_np, "fsl,input-sel")) { np = of_parse_phandle(dev_np, "fsl,input-sel", 0); - if (np) { - ipctl->input_sel_base = of_iomap(np, 0); - if (IS_ERR(ipctl->input_sel_base)) { - of_node_put(np); - dev_err(&pdev->dev, - "iomuxc input select base address not found\n"); - return PTR_ERR(ipctl->input_sel_base); - } - } else { + if (!np) { dev_err(&pdev->dev, "iomuxc fsl,input-sel property not found\n"); return -EINVAL; } + + ipctl->input_sel_base = of_iomap(np, 0); of_node_put(np); + if (!ipctl->input_sel_base) { + dev_err(&pdev->dev, + "iomuxc input select base address not found\n"); + return -ENOMEM; + } } imx_pinctrl_desc.name = dev_name(&pdev->dev); diff --git a/drivers/pinctrl/intel/pinctrl-intel.c b/drivers/pinctrl/intel/pinctrl-intel.c index 85536b467c25b50f43e19171996e009352ccb682..6c2c816f8e5f49dfa8bee2727ccd5d115cfdd643 100644 --- a/drivers/pinctrl/intel/pinctrl-intel.c +++ b/drivers/pinctrl/intel/pinctrl-intel.c @@ -665,6 +665,35 @@ static void intel_gpio_irq_ack(struct irq_data *d) spin_unlock(&pctrl->lock); } +static void intel_gpio_irq_enable(struct irq_data *d) +{ + struct gpio_chip *gc = irq_data_get_irq_chip_data(d); + struct intel_pinctrl *pctrl = gpiochip_get_data(gc); + const struct intel_community *community; + unsigned pin = irqd_to_hwirq(d); + unsigned long flags; + + spin_lock_irqsave(&pctrl->lock, flags); + + community = intel_get_community(pctrl, pin); + if (community) { + unsigned padno = pin_to_padno(community, pin); + unsigned gpp_size = community->gpp_size; + unsigned gpp_offset = padno % gpp_size; + unsigned gpp = padno / gpp_size; + u32 value; + + /* Clear interrupt status first to avoid unexpected interrupt */ + writel(BIT(gpp_offset), community->regs + GPI_IS + gpp * 4); + + value = readl(community->regs + community->ie_offset + gpp * 4); + value |= BIT(gpp_offset); + writel(value, community->regs + community->ie_offset + gpp * 4); + } + + spin_unlock_irqrestore(&pctrl->lock, flags); +} + static void intel_gpio_irq_mask_unmask(struct irq_data *d, bool mask) { struct gpio_chip *gc = irq_data_get_irq_chip_data(d); @@ -741,8 +770,9 @@ static int intel_gpio_irq_type(struct irq_data *d, unsigned type) value |= PADCFG0_RXINV; } else if (type & IRQ_TYPE_EDGE_RISING) { value |= PADCFG0_RXEVCFG_EDGE << PADCFG0_RXEVCFG_SHIFT; - } else if (type & IRQ_TYPE_LEVEL_LOW) { - value |= PADCFG0_RXINV; + } else if (type & IRQ_TYPE_LEVEL_MASK) { + if (type & IRQ_TYPE_LEVEL_LOW) + value |= PADCFG0_RXINV; } else { value |= PADCFG0_RXEVCFG_DISABLED << PADCFG0_RXEVCFG_SHIFT; } @@ -852,6 +882,7 @@ static irqreturn_t intel_gpio_irq(int irq, void *data) static struct irq_chip intel_gpio_irqchip = { .name = "intel-gpio", + .irq_enable = intel_gpio_irq_enable, .irq_ack = intel_gpio_irq_ack, .irq_mask = intel_gpio_irq_mask, .irq_unmask = intel_gpio_irq_unmask, diff --git a/drivers/pinctrl/nomadik/pinctrl-nomadik.c b/drivers/pinctrl/nomadik/pinctrl-nomadik.c index 352406108fa0a3572aa41043a79042c73ec5d1cf..c8969dd494497c88d75d1525e1f7f646998bb388 100644 --- a/drivers/pinctrl/nomadik/pinctrl-nomadik.c +++ b/drivers/pinctrl/nomadik/pinctrl-nomadik.c @@ -990,7 +990,7 @@ static void nmk_gpio_dbg_show_one(struct seq_file *s, int val; if (pull) - pullidx = data_out ? 1 : 2; + pullidx = data_out ? 2 : 1; seq_printf(s, " gpio-%-3d (%-20.20s) in %s %s", gpio, diff --git a/drivers/pinctrl/pinctrl-pistachio.c b/drivers/pinctrl/pinctrl-pistachio.c index 856f736cb1a6f0c3da0635da891965831a0f5b0f..2673cd9d106ef60e7d2a6417b5cf6599e7655f47 100644 --- a/drivers/pinctrl/pinctrl-pistachio.c +++ b/drivers/pinctrl/pinctrl-pistachio.c @@ -469,27 +469,27 @@ static const char * const pistachio_mips_pll_lock_groups[] = { "mfio83", }; -static const char * const pistachio_sys_pll_lock_groups[] = { +static const char * const pistachio_audio_pll_lock_groups[] = { "mfio84", }; -static const char * const pistachio_wifi_pll_lock_groups[] = { +static const char * const pistachio_rpu_v_pll_lock_groups[] = { "mfio85", }; -static const char * const pistachio_bt_pll_lock_groups[] = { +static const char * const pistachio_rpu_l_pll_lock_groups[] = { "mfio86", }; -static const char * const pistachio_rpu_v_pll_lock_groups[] = { +static const char * const pistachio_sys_pll_lock_groups[] = { "mfio87", }; -static const char * const pistachio_rpu_l_pll_lock_groups[] = { +static const char * const pistachio_wifi_pll_lock_groups[] = { "mfio88", }; -static const char * const pistachio_audio_pll_lock_groups[] = { +static const char * const pistachio_bt_pll_lock_groups[] = { "mfio89", }; @@ -559,12 +559,12 @@ enum pistachio_mux_option { PISTACHIO_FUNCTION_DREQ4, PISTACHIO_FUNCTION_DREQ5, PISTACHIO_FUNCTION_MIPS_PLL_LOCK, + PISTACHIO_FUNCTION_AUDIO_PLL_LOCK, + PISTACHIO_FUNCTION_RPU_V_PLL_LOCK, + PISTACHIO_FUNCTION_RPU_L_PLL_LOCK, PISTACHIO_FUNCTION_SYS_PLL_LOCK, PISTACHIO_FUNCTION_WIFI_PLL_LOCK, PISTACHIO_FUNCTION_BT_PLL_LOCK, - PISTACHIO_FUNCTION_RPU_V_PLL_LOCK, - PISTACHIO_FUNCTION_RPU_L_PLL_LOCK, - PISTACHIO_FUNCTION_AUDIO_PLL_LOCK, PISTACHIO_FUNCTION_DEBUG_RAW_CCA_IND, PISTACHIO_FUNCTION_DEBUG_ED_SEC20_CCA_IND, PISTACHIO_FUNCTION_DEBUG_ED_SEC40_CCA_IND, @@ -620,12 +620,12 @@ static const struct pistachio_function pistachio_functions[] = { FUNCTION(dreq4), FUNCTION(dreq5), FUNCTION(mips_pll_lock), + FUNCTION(audio_pll_lock), + FUNCTION(rpu_v_pll_lock), + FUNCTION(rpu_l_pll_lock), FUNCTION(sys_pll_lock), FUNCTION(wifi_pll_lock), FUNCTION(bt_pll_lock), - FUNCTION(rpu_v_pll_lock), - FUNCTION(rpu_l_pll_lock), - FUNCTION(audio_pll_lock), FUNCTION(debug_raw_cca_ind), FUNCTION(debug_ed_sec20_cca_ind), FUNCTION(debug_ed_sec40_cca_ind), diff --git a/drivers/pinctrl/pinctrl-xway.c b/drivers/pinctrl/pinctrl-xway.c index 412c6b78140aa72918619f55743f8ac5666d6ffc..a13f2b6f6fc0b4572a61d889922498027accfd49 100644 --- a/drivers/pinctrl/pinctrl-xway.c +++ b/drivers/pinctrl/pinctrl-xway.c @@ -1573,6 +1573,22 @@ static int xway_gpio_dir_out(struct gpio_chip *chip, unsigned int pin, int val) return 0; } +/* + * gpiolib gpiod_to_irq callback function. + * Returns the mapped IRQ (external interrupt) number for a given GPIO pin. + */ +static int xway_gpio_to_irq(struct gpio_chip *chip, unsigned offset) +{ + struct ltq_pinmux_info *info = dev_get_drvdata(chip->parent); + int i; + + for (i = 0; i < info->num_exin; i++) + if (info->exin[i] == offset) + return ltq_eiu_get_irq(i); + + return -1; +} + static struct gpio_chip xway_chip = { .label = "gpio-xway", .direction_input = xway_gpio_dir_in, @@ -1581,6 +1597,7 @@ static struct gpio_chip xway_chip = { .set = xway_gpio_set, .request = gpiochip_generic_request, .free = gpiochip_generic_free, + .to_irq = xway_gpio_to_irq, .base = -1, }; diff --git a/drivers/pinctrl/qcom/pinctrl-ipq4019.c b/drivers/pinctrl/qcom/pinctrl-ipq4019.c index b5d81ced6ce65b56487971e27c50728a2ab562ab..b68ae424cee247d51541d4ceb36aaa8c8c9132f6 100644 --- a/drivers/pinctrl/qcom/pinctrl-ipq4019.c +++ b/drivers/pinctrl/qcom/pinctrl-ipq4019.c @@ -237,7 +237,7 @@ DECLARE_QCA_GPIO_PINS(99); .pins = gpio##id##_pins, \ .npins = (unsigned)ARRAY_SIZE(gpio##id##_pins), \ .funcs = (int[]){ \ - qca_mux_NA, /* gpio mode */ \ + qca_mux_gpio, /* gpio mode */ \ qca_mux_##f1, \ qca_mux_##f2, \ qca_mux_##f3, \ @@ -254,11 +254,11 @@ DECLARE_QCA_GPIO_PINS(99); qca_mux_##f14 \ }, \ .nfuncs = 15, \ - .ctl_reg = 0x1000 + 0x10 * id, \ - .io_reg = 0x1004 + 0x10 * id, \ - .intr_cfg_reg = 0x1008 + 0x10 * id, \ - .intr_status_reg = 0x100c + 0x10 * id, \ - .intr_target_reg = 0x400 + 0x4 * id, \ + .ctl_reg = 0x0 + 0x1000 * id, \ + .io_reg = 0x4 + 0x1000 * id, \ + .intr_cfg_reg = 0x8 + 0x1000 * id, \ + .intr_status_reg = 0xc + 0x1000 * id, \ + .intr_target_reg = 0x8 + 0x1000 * id, \ .mux_bit = 2, \ .pull_bit = 0, \ .drv_bit = 6, \ @@ -414,7 +414,7 @@ static const struct msm_pinctrl_soc_data ipq4019_pinctrl = { .nfunctions = ARRAY_SIZE(ipq4019_functions), .groups = ipq4019_groups, .ngroups = ARRAY_SIZE(ipq4019_groups), - .ngpios = 70, + .ngpios = 100, }; static int ipq4019_pinctrl_probe(struct platform_device *pdev) diff --git a/drivers/pinctrl/sh-pfc/core.c b/drivers/pinctrl/sh-pfc/core.c index dc3609f0c60b6b50d10c76bba38b4f73952d5c1e..ee0c1f2567d9f3eec5fe11401ff4d3a4384b7cfc 100644 --- a/drivers/pinctrl/sh-pfc/core.c +++ b/drivers/pinctrl/sh-pfc/core.c @@ -546,7 +546,9 @@ static int sh_pfc_probe(struct platform_device *pdev) return ret; } - pinctrl_provide_dummies(); + /* Enable dummy states for those platforms without pinctrl support */ + if (!of_have_populated_dt()) + pinctrl_provide_dummies(); ret = sh_pfc_init_ranges(pfc); if (ret < 0) diff --git a/drivers/pinctrl/sunxi/pinctrl-sun8i-a33.c b/drivers/pinctrl/sunxi/pinctrl-sun8i-a33.c index 00265f0435a77d83998bd6db377a76a3c4a5ed3a..8b381d69df8632c806f45bde5a5d1e6645b35d40 100644 --- a/drivers/pinctrl/sunxi/pinctrl-sun8i-a33.c +++ b/drivers/pinctrl/sunxi/pinctrl-sun8i-a33.c @@ -485,6 +485,7 @@ static const struct sunxi_pinctrl_desc sun8i_a33_pinctrl_data = { .pins = sun8i_a33_pins, .npins = ARRAY_SIZE(sun8i_a33_pins), .irq_banks = 2, + .irq_bank_base = 1, }; static int sun8i_a33_pinctrl_probe(struct platform_device *pdev) diff --git a/drivers/pinctrl/sunxi/pinctrl-sunxi.c b/drivers/pinctrl/sunxi/pinctrl-sunxi.c index 12a1dfabb1af3c56cf6abf0e0b3c52044bd3c45d..3b017dbd289cad993c6b6882c153364bed53d6ff 100644 --- a/drivers/pinctrl/sunxi/pinctrl-sunxi.c +++ b/drivers/pinctrl/sunxi/pinctrl-sunxi.c @@ -579,7 +579,7 @@ static void sunxi_pinctrl_irq_release_resources(struct irq_data *d) static int sunxi_pinctrl_irq_set_type(struct irq_data *d, unsigned int type) { struct sunxi_pinctrl *pctl = irq_data_get_irq_chip_data(d); - u32 reg = sunxi_irq_cfg_reg(d->hwirq); + u32 reg = sunxi_irq_cfg_reg(d->hwirq, pctl->desc->irq_bank_base); u8 index = sunxi_irq_cfg_offset(d->hwirq); unsigned long flags; u32 regval; @@ -626,7 +626,8 @@ static int sunxi_pinctrl_irq_set_type(struct irq_data *d, unsigned int type) static void sunxi_pinctrl_irq_ack(struct irq_data *d) { struct sunxi_pinctrl *pctl = irq_data_get_irq_chip_data(d); - u32 status_reg = sunxi_irq_status_reg(d->hwirq); + u32 status_reg = sunxi_irq_status_reg(d->hwirq, + pctl->desc->irq_bank_base); u8 status_idx = sunxi_irq_status_offset(d->hwirq); /* Clear the IRQ */ @@ -636,7 +637,7 @@ static void sunxi_pinctrl_irq_ack(struct irq_data *d) static void sunxi_pinctrl_irq_mask(struct irq_data *d) { struct sunxi_pinctrl *pctl = irq_data_get_irq_chip_data(d); - u32 reg = sunxi_irq_ctrl_reg(d->hwirq); + u32 reg = sunxi_irq_ctrl_reg(d->hwirq, pctl->desc->irq_bank_base); u8 idx = sunxi_irq_ctrl_offset(d->hwirq); unsigned long flags; u32 val; @@ -653,7 +654,7 @@ static void sunxi_pinctrl_irq_mask(struct irq_data *d) static void sunxi_pinctrl_irq_unmask(struct irq_data *d) { struct sunxi_pinctrl *pctl = irq_data_get_irq_chip_data(d); - u32 reg = sunxi_irq_ctrl_reg(d->hwirq); + u32 reg = sunxi_irq_ctrl_reg(d->hwirq, pctl->desc->irq_bank_base); u8 idx = sunxi_irq_ctrl_offset(d->hwirq); unsigned long flags; u32 val; @@ -745,7 +746,7 @@ static void sunxi_pinctrl_irq_handler(struct irq_desc *desc) if (bank == pctl->desc->irq_banks) return; - reg = sunxi_irq_status_reg_from_bank(bank); + reg = sunxi_irq_status_reg_from_bank(bank, pctl->desc->irq_bank_base); val = readl(pctl->membase + reg); if (val) { @@ -1024,9 +1025,11 @@ int sunxi_pinctrl_init(struct platform_device *pdev, for (i = 0; i < pctl->desc->irq_banks; i++) { /* Mask and clear all IRQs before registering a handler */ - writel(0, pctl->membase + sunxi_irq_ctrl_reg_from_bank(i)); + writel(0, pctl->membase + sunxi_irq_ctrl_reg_from_bank(i, + pctl->desc->irq_bank_base)); writel(0xffffffff, - pctl->membase + sunxi_irq_status_reg_from_bank(i)); + pctl->membase + sunxi_irq_status_reg_from_bank(i, + pctl->desc->irq_bank_base)); irq_set_chained_handler_and_data(pctl->irq[i], sunxi_pinctrl_irq_handler, diff --git a/drivers/pinctrl/sunxi/pinctrl-sunxi.h b/drivers/pinctrl/sunxi/pinctrl-sunxi.h index e248e81a0f9e0f8446cbd634040c93632b5e1268..0afce1ab12d039515a1ea40f66bdb3806ca9f5ca 100644 --- a/drivers/pinctrl/sunxi/pinctrl-sunxi.h +++ b/drivers/pinctrl/sunxi/pinctrl-sunxi.h @@ -97,6 +97,7 @@ struct sunxi_pinctrl_desc { int npins; unsigned pin_base; unsigned irq_banks; + unsigned irq_bank_base; bool irq_read_needs_mux; }; @@ -233,12 +234,12 @@ static inline u32 sunxi_pull_offset(u16 pin) return pin_num * PULL_PINS_BITS; } -static inline u32 sunxi_irq_cfg_reg(u16 irq) +static inline u32 sunxi_irq_cfg_reg(u16 irq, unsigned bank_base) { u8 bank = irq / IRQ_PER_BANK; u8 reg = (irq % IRQ_PER_BANK) / IRQ_CFG_IRQ_PER_REG * 0x04; - return IRQ_CFG_REG + bank * IRQ_MEM_SIZE + reg; + return IRQ_CFG_REG + (bank_base + bank) * IRQ_MEM_SIZE + reg; } static inline u32 sunxi_irq_cfg_offset(u16 irq) @@ -247,16 +248,16 @@ static inline u32 sunxi_irq_cfg_offset(u16 irq) return irq_num * IRQ_CFG_IRQ_BITS; } -static inline u32 sunxi_irq_ctrl_reg_from_bank(u8 bank) +static inline u32 sunxi_irq_ctrl_reg_from_bank(u8 bank, unsigned bank_base) { - return IRQ_CTRL_REG + bank * IRQ_MEM_SIZE; + return IRQ_CTRL_REG + (bank_base + bank) * IRQ_MEM_SIZE; } -static inline u32 sunxi_irq_ctrl_reg(u16 irq) +static inline u32 sunxi_irq_ctrl_reg(u16 irq, unsigned bank_base) { u8 bank = irq / IRQ_PER_BANK; - return sunxi_irq_ctrl_reg_from_bank(bank); + return sunxi_irq_ctrl_reg_from_bank(bank, bank_base); } static inline u32 sunxi_irq_ctrl_offset(u16 irq) @@ -265,16 +266,16 @@ static inline u32 sunxi_irq_ctrl_offset(u16 irq) return irq_num * IRQ_CTRL_IRQ_BITS; } -static inline u32 sunxi_irq_status_reg_from_bank(u8 bank) +static inline u32 sunxi_irq_status_reg_from_bank(u8 bank, unsigned bank_base) { - return IRQ_STATUS_REG + bank * IRQ_MEM_SIZE; + return IRQ_STATUS_REG + (bank_base + bank) * IRQ_MEM_SIZE; } -static inline u32 sunxi_irq_status_reg(u16 irq) +static inline u32 sunxi_irq_status_reg(u16 irq, unsigned bank_base) { u8 bank = irq / IRQ_PER_BANK; - return sunxi_irq_status_reg_from_bank(bank); + return sunxi_irq_status_reg_from_bank(bank, bank_base); } static inline u32 sunxi_irq_status_offset(u16 irq) diff --git a/drivers/platform/goldfish/goldfish_pipe.c b/drivers/platform/goldfish/goldfish_pipe.c index 9973cebb4d6fe7ac98e8551f35b4ca459d8f7c25..07462d79d04000685c946a19a9cef1d90526400d 100644 --- a/drivers/platform/goldfish/goldfish_pipe.c +++ b/drivers/platform/goldfish/goldfish_pipe.c @@ -309,8 +309,7 @@ static ssize_t goldfish_pipe_read_write(struct file *filp, char __user *buffer, * much memory to the process. */ down_read(¤t->mm->mmap_sem); - ret = get_user_pages(current, current->mm, address, 1, - !is_write, 0, &page, NULL); + ret = get_user_pages(address, 1, !is_write, 0, &page, NULL); up_read(¤t->mm->mmap_sem); if (ret < 0) break; diff --git a/drivers/powercap/intel_rapl.c b/drivers/powercap/intel_rapl.c index cdfd01f0adb84f96a1bacf391a28419fe6564d4d..8fad0a7044d3d332b8733eaff65d2fb33dd46e61 100644 --- a/drivers/powercap/intel_rapl.c +++ b/drivers/powercap/intel_rapl.c @@ -1091,6 +1091,7 @@ static const struct x86_cpu_id rapl_ids[] __initconst = { RAPL_CPU(0x3f, rapl_defaults_hsw_server),/* Haswell servers */ RAPL_CPU(0x4f, rapl_defaults_hsw_server),/* Broadwell servers */ RAPL_CPU(0x45, rapl_defaults_core),/* Haswell ULT */ + RAPL_CPU(0x46, rapl_defaults_core),/* Haswell */ RAPL_CPU(0x47, rapl_defaults_core),/* Broadwell-H */ RAPL_CPU(0x4E, rapl_defaults_core),/* Skylake */ RAPL_CPU(0x4C, rapl_defaults_cht),/* Braswell/Cherryview */ diff --git a/drivers/pwm/pwm-fsl-ftm.c b/drivers/pwm/pwm-fsl-ftm.c index 7225ac6b3df5be2faa7382662bbb708286813b8a..fad968eb75f628a8a40abeb62ccc08c61b3d435c 100644 --- a/drivers/pwm/pwm-fsl-ftm.c +++ b/drivers/pwm/pwm-fsl-ftm.c @@ -392,7 +392,7 @@ static const struct regmap_config fsl_pwm_regmap_config = { .max_register = FTM_PWMLOAD, .volatile_reg = fsl_pwm_volatile_reg, - .cache_type = REGCACHE_RBTREE, + .cache_type = REGCACHE_FLAT, }; static int fsl_pwm_probe(struct platform_device *pdev) diff --git a/drivers/rapidio/devices/rio_mport_cdev.c b/drivers/rapidio/devices/rio_mport_cdev.c index 9607bc8264600e68fecfc403b6867d73435e3d77..5d4d9184635758556715637e43c45bec476df970 100644 --- a/drivers/rapidio/devices/rio_mport_cdev.c +++ b/drivers/rapidio/devices/rio_mport_cdev.c @@ -886,7 +886,7 @@ rio_dma_transfer(struct file *filp, uint32_t transfer_mode, } down_read(¤t->mm->mmap_sem); - pinned = get_user_pages(current, current->mm, + pinned = get_user_pages( (unsigned long)xfer->loc_addr & PAGE_MASK, nr_pages, dir == DMA_FROM_DEVICE, 0, page_list, NULL); diff --git a/drivers/remoteproc/st_remoteproc.c b/drivers/remoteproc/st_remoteproc.c index 6bb04d453247ced25ed92e854888d6854b50f882..6f056caa8a56c6ab22ad949db5c43d9fbe8e6844 100644 --- a/drivers/remoteproc/st_remoteproc.c +++ b/drivers/remoteproc/st_remoteproc.c @@ -189,9 +189,9 @@ static int st_rproc_parse_dt(struct platform_device *pdev) } ddata->boot_base = syscon_regmap_lookup_by_phandle(np, "st,syscfg"); - if (!ddata->boot_base) { + if (IS_ERR(ddata->boot_base)) { dev_err(dev, "Boot base not found\n"); - return -EINVAL; + return PTR_ERR(ddata->boot_base); } err = of_property_read_u32_index(np, "st,syscfg", 1, diff --git a/drivers/s390/block/dasd_alias.c b/drivers/s390/block/dasd_alias.c index 17ad5749e91d1d461c7bb74456cc029aa5e11764..1e560188dd13808d86cebc705901ba1b25e45714 100644 --- a/drivers/s390/block/dasd_alias.c +++ b/drivers/s390/block/dasd_alias.c @@ -317,17 +317,17 @@ static int _add_device_to_lcu(struct alias_lcu *lcu, struct alias_pav_group *group; struct dasd_uid uid; + spin_lock(get_ccwdev_lock(device->cdev)); private->uid.type = lcu->uac->unit[private->uid.real_unit_addr].ua_type; private->uid.base_unit_addr = lcu->uac->unit[private->uid.real_unit_addr].base_ua; uid = private->uid; - + spin_unlock(get_ccwdev_lock(device->cdev)); /* if we have no PAV anyway, we don't need to bother with PAV groups */ if (lcu->pav == NO_PAV) { list_move(&device->alias_list, &lcu->active_devices); return 0; } - group = _find_group(lcu, &uid); if (!group) { group = kzalloc(sizeof(*group), GFP_ATOMIC); @@ -397,130 +397,6 @@ suborder_not_supported(struct dasd_ccw_req *cqr) return 0; } -/* - * This function tries to lock all devices on an lcu via trylock - * return NULL on success otherwise return first failed device - */ -static struct dasd_device *_trylock_all_devices_on_lcu(struct alias_lcu *lcu, - struct dasd_device *pos) - -{ - struct alias_pav_group *pavgroup; - struct dasd_device *device; - - list_for_each_entry(device, &lcu->active_devices, alias_list) { - if (device == pos) - continue; - if (!spin_trylock(get_ccwdev_lock(device->cdev))) - return device; - } - list_for_each_entry(device, &lcu->inactive_devices, alias_list) { - if (device == pos) - continue; - if (!spin_trylock(get_ccwdev_lock(device->cdev))) - return device; - } - list_for_each_entry(pavgroup, &lcu->grouplist, group) { - list_for_each_entry(device, &pavgroup->baselist, alias_list) { - if (device == pos) - continue; - if (!spin_trylock(get_ccwdev_lock(device->cdev))) - return device; - } - list_for_each_entry(device, &pavgroup->aliaslist, alias_list) { - if (device == pos) - continue; - if (!spin_trylock(get_ccwdev_lock(device->cdev))) - return device; - } - } - return NULL; -} - -/* - * unlock all devices except the one that is specified as pos - * stop if enddev is specified and reached - */ -static void _unlock_all_devices_on_lcu(struct alias_lcu *lcu, - struct dasd_device *pos, - struct dasd_device *enddev) - -{ - struct alias_pav_group *pavgroup; - struct dasd_device *device; - - list_for_each_entry(device, &lcu->active_devices, alias_list) { - if (device == pos) - continue; - if (device == enddev) - return; - spin_unlock(get_ccwdev_lock(device->cdev)); - } - list_for_each_entry(device, &lcu->inactive_devices, alias_list) { - if (device == pos) - continue; - if (device == enddev) - return; - spin_unlock(get_ccwdev_lock(device->cdev)); - } - list_for_each_entry(pavgroup, &lcu->grouplist, group) { - list_for_each_entry(device, &pavgroup->baselist, alias_list) { - if (device == pos) - continue; - if (device == enddev) - return; - spin_unlock(get_ccwdev_lock(device->cdev)); - } - list_for_each_entry(device, &pavgroup->aliaslist, alias_list) { - if (device == pos) - continue; - if (device == enddev) - return; - spin_unlock(get_ccwdev_lock(device->cdev)); - } - } -} - -/* - * this function is needed because the locking order - * device lock -> lcu lock - * needs to be assured when iterating over devices in an LCU - * - * if a device is specified in pos then the device lock is already hold - */ -static void _trylock_and_lock_lcu_irqsave(struct alias_lcu *lcu, - struct dasd_device *pos, - unsigned long *flags) -{ - struct dasd_device *failed; - - do { - spin_lock_irqsave(&lcu->lock, *flags); - failed = _trylock_all_devices_on_lcu(lcu, pos); - if (failed) { - _unlock_all_devices_on_lcu(lcu, pos, failed); - spin_unlock_irqrestore(&lcu->lock, *flags); - cpu_relax(); - } - } while (failed); -} - -static void _trylock_and_lock_lcu(struct alias_lcu *lcu, - struct dasd_device *pos) -{ - struct dasd_device *failed; - - do { - spin_lock(&lcu->lock); - failed = _trylock_all_devices_on_lcu(lcu, pos); - if (failed) { - _unlock_all_devices_on_lcu(lcu, pos, failed); - spin_unlock(&lcu->lock); - cpu_relax(); - } - } while (failed); -} - static int read_unit_address_configuration(struct dasd_device *device, struct alias_lcu *lcu) { @@ -615,7 +491,7 @@ static int _lcu_update(struct dasd_device *refdev, struct alias_lcu *lcu) if (rc) return rc; - _trylock_and_lock_lcu_irqsave(lcu, NULL, &flags); + spin_lock_irqsave(&lcu->lock, flags); lcu->pav = NO_PAV; for (i = 0; i < MAX_DEVICES_PER_LCU; ++i) { switch (lcu->uac->unit[i].ua_type) { @@ -634,7 +510,6 @@ static int _lcu_update(struct dasd_device *refdev, struct alias_lcu *lcu) alias_list) { _add_device_to_lcu(lcu, device, refdev); } - _unlock_all_devices_on_lcu(lcu, NULL, NULL); spin_unlock_irqrestore(&lcu->lock, flags); return 0; } @@ -722,8 +597,7 @@ int dasd_alias_add_device(struct dasd_device *device) lcu = private->lcu; rc = 0; - spin_lock_irqsave(get_ccwdev_lock(device->cdev), flags); - spin_lock(&lcu->lock); + spin_lock_irqsave(&lcu->lock, flags); if (!(lcu->flags & UPDATE_PENDING)) { rc = _add_device_to_lcu(lcu, device, device); if (rc) @@ -733,8 +607,7 @@ int dasd_alias_add_device(struct dasd_device *device) list_move(&device->alias_list, &lcu->active_devices); _schedule_lcu_update(lcu, device); } - spin_unlock(&lcu->lock); - spin_unlock_irqrestore(get_ccwdev_lock(device->cdev), flags); + spin_unlock_irqrestore(&lcu->lock, flags); return rc; } @@ -933,15 +806,27 @@ static void _stop_all_devices_on_lcu(struct alias_lcu *lcu) struct alias_pav_group *pavgroup; struct dasd_device *device; - list_for_each_entry(device, &lcu->active_devices, alias_list) + list_for_each_entry(device, &lcu->active_devices, alias_list) { + spin_lock(get_ccwdev_lock(device->cdev)); dasd_device_set_stop_bits(device, DASD_STOPPED_SU); - list_for_each_entry(device, &lcu->inactive_devices, alias_list) + spin_unlock(get_ccwdev_lock(device->cdev)); + } + list_for_each_entry(device, &lcu->inactive_devices, alias_list) { + spin_lock(get_ccwdev_lock(device->cdev)); dasd_device_set_stop_bits(device, DASD_STOPPED_SU); + spin_unlock(get_ccwdev_lock(device->cdev)); + } list_for_each_entry(pavgroup, &lcu->grouplist, group) { - list_for_each_entry(device, &pavgroup->baselist, alias_list) + list_for_each_entry(device, &pavgroup->baselist, alias_list) { + spin_lock(get_ccwdev_lock(device->cdev)); dasd_device_set_stop_bits(device, DASD_STOPPED_SU); - list_for_each_entry(device, &pavgroup->aliaslist, alias_list) + spin_unlock(get_ccwdev_lock(device->cdev)); + } + list_for_each_entry(device, &pavgroup->aliaslist, alias_list) { + spin_lock(get_ccwdev_lock(device->cdev)); dasd_device_set_stop_bits(device, DASD_STOPPED_SU); + spin_unlock(get_ccwdev_lock(device->cdev)); + } } } @@ -950,15 +835,27 @@ static void _unstop_all_devices_on_lcu(struct alias_lcu *lcu) struct alias_pav_group *pavgroup; struct dasd_device *device; - list_for_each_entry(device, &lcu->active_devices, alias_list) + list_for_each_entry(device, &lcu->active_devices, alias_list) { + spin_lock(get_ccwdev_lock(device->cdev)); dasd_device_remove_stop_bits(device, DASD_STOPPED_SU); - list_for_each_entry(device, &lcu->inactive_devices, alias_list) + spin_unlock(get_ccwdev_lock(device->cdev)); + } + list_for_each_entry(device, &lcu->inactive_devices, alias_list) { + spin_lock(get_ccwdev_lock(device->cdev)); dasd_device_remove_stop_bits(device, DASD_STOPPED_SU); + spin_unlock(get_ccwdev_lock(device->cdev)); + } list_for_each_entry(pavgroup, &lcu->grouplist, group) { - list_for_each_entry(device, &pavgroup->baselist, alias_list) + list_for_each_entry(device, &pavgroup->baselist, alias_list) { + spin_lock(get_ccwdev_lock(device->cdev)); dasd_device_remove_stop_bits(device, DASD_STOPPED_SU); - list_for_each_entry(device, &pavgroup->aliaslist, alias_list) + spin_unlock(get_ccwdev_lock(device->cdev)); + } + list_for_each_entry(device, &pavgroup->aliaslist, alias_list) { + spin_lock(get_ccwdev_lock(device->cdev)); dasd_device_remove_stop_bits(device, DASD_STOPPED_SU); + spin_unlock(get_ccwdev_lock(device->cdev)); + } } } @@ -984,48 +881,32 @@ static void summary_unit_check_handling_work(struct work_struct *work) spin_unlock_irqrestore(get_ccwdev_lock(device->cdev), flags); reset_summary_unit_check(lcu, device, suc_data->reason); - _trylock_and_lock_lcu_irqsave(lcu, NULL, &flags); + spin_lock_irqsave(&lcu->lock, flags); _unstop_all_devices_on_lcu(lcu); _restart_all_base_devices_on_lcu(lcu); /* 3. read new alias configuration */ _schedule_lcu_update(lcu, device); lcu->suc_data.device = NULL; dasd_put_device(device); - _unlock_all_devices_on_lcu(lcu, NULL, NULL); spin_unlock_irqrestore(&lcu->lock, flags); } -/* - * note: this will be called from int handler context (cdev locked) - */ -void dasd_alias_handle_summary_unit_check(struct dasd_device *device, - struct irb *irb) +void dasd_alias_handle_summary_unit_check(struct work_struct *work) { + struct dasd_device *device = container_of(work, struct dasd_device, + suc_work); struct dasd_eckd_private *private = device->private; struct alias_lcu *lcu; - char reason; - char *sense; - - sense = dasd_get_sense(irb); - if (sense) { - reason = sense[8]; - DBF_DEV_EVENT(DBF_NOTICE, device, "%s %x", - "eckd handle summary unit check: reason", reason); - } else { - DBF_DEV_EVENT(DBF_WARNING, device, "%s", - "eckd handle summary unit check:" - " no reason code available"); - return; - } + unsigned long flags; lcu = private->lcu; if (!lcu) { DBF_DEV_EVENT(DBF_WARNING, device, "%s", "device not ready to handle summary" " unit check (no lcu structure)"); - return; + goto out; } - _trylock_and_lock_lcu(lcu, device); + spin_lock_irqsave(&lcu->lock, flags); /* If this device is about to be removed just return and wait for * the next interrupt on a different device */ @@ -1033,27 +914,26 @@ void dasd_alias_handle_summary_unit_check(struct dasd_device *device, DBF_DEV_EVENT(DBF_WARNING, device, "%s", "device is in offline processing," " don't do summary unit check handling"); - _unlock_all_devices_on_lcu(lcu, device, NULL); - spin_unlock(&lcu->lock); - return; + goto out_unlock; } if (lcu->suc_data.device) { /* already scheduled or running */ DBF_DEV_EVENT(DBF_WARNING, device, "%s", "previous instance of summary unit check worker" " still pending"); - _unlock_all_devices_on_lcu(lcu, device, NULL); - spin_unlock(&lcu->lock); - return ; + goto out_unlock; } _stop_all_devices_on_lcu(lcu); /* prepare for lcu_update */ - private->lcu->flags |= NEED_UAC_UPDATE | UPDATE_PENDING; - lcu->suc_data.reason = reason; + lcu->flags |= NEED_UAC_UPDATE | UPDATE_PENDING; + lcu->suc_data.reason = private->suc_reason; lcu->suc_data.device = device; dasd_get_device(device); - _unlock_all_devices_on_lcu(lcu, device, NULL); - spin_unlock(&lcu->lock); if (!schedule_work(&lcu->suc_data.worker)) dasd_put_device(device); +out_unlock: + spin_unlock_irqrestore(&lcu->lock, flags); +out: + clear_bit(DASD_FLAG_SUC, &device->flags); + dasd_put_device(device); }; diff --git a/drivers/s390/block/dasd_eckd.c b/drivers/s390/block/dasd_eckd.c index 75c032dcf1739ef3871a806818440836c076cc7c..c1b4ae55e129d94e67a5af72d597b870b987f695 100644 --- a/drivers/s390/block/dasd_eckd.c +++ b/drivers/s390/block/dasd_eckd.c @@ -1682,6 +1682,8 @@ dasd_eckd_check_characteristics(struct dasd_device *device) /* setup work queue for validate server*/ INIT_WORK(&device->kick_validate, dasd_eckd_do_validate_server); + /* setup work queue for summary unit check */ + INIT_WORK(&device->suc_work, dasd_alias_handle_summary_unit_check); if (!ccw_device_is_pathgroup(device->cdev)) { dev_warn(&device->cdev->dev, @@ -2549,14 +2551,6 @@ static void dasd_eckd_check_for_device_change(struct dasd_device *device, device->state == DASD_STATE_ONLINE && !test_bit(DASD_FLAG_OFFLINE, &device->flags) && !test_bit(DASD_FLAG_SUSPENDED, &device->flags)) { - /* - * the state change could be caused by an alias - * reassignment remove device from alias handling - * to prevent new requests from being scheduled on - * the wrong alias device - */ - dasd_alias_remove_device(device); - /* schedule worker to reload device */ dasd_reload_device(device); } @@ -2571,7 +2565,27 @@ static void dasd_eckd_check_for_device_change(struct dasd_device *device, /* summary unit check */ if ((sense[27] & DASD_SENSE_BIT_0) && (sense[7] == 0x0D) && (scsw_dstat(&irb->scsw) & DEV_STAT_UNIT_CHECK)) { - dasd_alias_handle_summary_unit_check(device, irb); + if (test_and_set_bit(DASD_FLAG_SUC, &device->flags)) { + DBF_DEV_EVENT(DBF_WARNING, device, "%s", + "eckd suc: device already notified"); + return; + } + sense = dasd_get_sense(irb); + if (!sense) { + DBF_DEV_EVENT(DBF_WARNING, device, "%s", + "eckd suc: no reason code available"); + clear_bit(DASD_FLAG_SUC, &device->flags); + return; + + } + private->suc_reason = sense[8]; + DBF_DEV_EVENT(DBF_NOTICE, device, "%s %x", + "eckd handle summary unit check: reason", + private->suc_reason); + dasd_get_device(device); + if (!schedule_work(&device->suc_work)) + dasd_put_device(device); + return; } @@ -4495,6 +4509,12 @@ static int dasd_eckd_reload_device(struct dasd_device *device) struct dasd_uid uid; unsigned long flags; + /* + * remove device from alias handling to prevent new requests + * from being scheduled on the wrong alias device + */ + dasd_alias_remove_device(device); + spin_lock_irqsave(get_ccwdev_lock(device->cdev), flags); old_base = private->uid.base_unit_addr; spin_unlock_irqrestore(get_ccwdev_lock(device->cdev), flags); diff --git a/drivers/s390/block/dasd_eckd.h b/drivers/s390/block/dasd_eckd.h index f8f91ee652d36742733163204f0f4380dac45891..6d9a6d3517cd0b9c2deb25630d670d9abc0e968c 100644 --- a/drivers/s390/block/dasd_eckd.h +++ b/drivers/s390/block/dasd_eckd.h @@ -525,6 +525,7 @@ struct dasd_eckd_private { int count; u32 fcx_max_data; + char suc_reason; }; @@ -534,7 +535,7 @@ void dasd_alias_disconnect_device_from_lcu(struct dasd_device *); int dasd_alias_add_device(struct dasd_device *); int dasd_alias_remove_device(struct dasd_device *); struct dasd_device *dasd_alias_get_start_dev(struct dasd_device *); -void dasd_alias_handle_summary_unit_check(struct dasd_device *, struct irb *); +void dasd_alias_handle_summary_unit_check(struct work_struct *); void dasd_eckd_reset_ccw_to_base_io(struct dasd_ccw_req *); void dasd_alias_lcu_setup_complete(struct dasd_device *); void dasd_alias_wait_for_lcu_setup(struct dasd_device *); diff --git a/drivers/s390/block/dasd_int.h b/drivers/s390/block/dasd_int.h index 8de29be32a56352fe3c09610f59752d850b646ad..0f0add932e7a51800e3544b54e4fc4c720af6ef9 100644 --- a/drivers/s390/block/dasd_int.h +++ b/drivers/s390/block/dasd_int.h @@ -470,6 +470,7 @@ struct dasd_device { struct work_struct restore_device; struct work_struct reload_device; struct work_struct kick_validate; + struct work_struct suc_work; struct timer_list timer; debug_info_t *debug_area; @@ -542,6 +543,7 @@ struct dasd_attention_data { #define DASD_FLAG_SAFE_OFFLINE_RUNNING 11 /* safe offline running */ #define DASD_FLAG_ABORTALL 12 /* Abort all noretry requests */ #define DASD_FLAG_PATH_VERIFY 13 /* Path verification worker running */ +#define DASD_FLAG_SUC 14 /* unhandled summary unit check */ #define DASD_SLEEPON_START_TAG ((void *) 1) #define DASD_SLEEPON_END_TAG ((void *) 2) diff --git a/drivers/scsi/aacraid/linit.c b/drivers/scsi/aacraid/linit.c index 21a67ed047e8741889ee2a254989f55d095ddbd8..ff6caab8cc8b7c7105d465963b4f84579d1c771e 100644 --- a/drivers/scsi/aacraid/linit.c +++ b/drivers/scsi/aacraid/linit.c @@ -452,10 +452,11 @@ static int aac_slave_configure(struct scsi_device *sdev) else if (depth < 2) depth = 2; scsi_change_queue_depth(sdev, depth); - } else + } else { scsi_change_queue_depth(sdev, 1); sdev->tagged_supported = 1; + } return 0; } diff --git a/drivers/scsi/cxlflash/main.c b/drivers/scsi/cxlflash/main.c index 35968bdb48666e9603de837aefecd687ed5cbcea..8fb9643fe6e31f90cb774407dbb617d39a0dd913 100644 --- a/drivers/scsi/cxlflash/main.c +++ b/drivers/scsi/cxlflash/main.c @@ -289,7 +289,7 @@ static void context_reset(struct afu_cmd *cmd) atomic64_set(&afu->room, room); if (room) goto write_rrin; - udelay(nretry); + udelay(1 << nretry); } while (nretry++ < MC_ROOM_RETRY_CNT); pr_err("%s: no cmd_room to send reset\n", __func__); @@ -303,7 +303,7 @@ static void context_reset(struct afu_cmd *cmd) if (rrin != 0x1) break; /* Double delay each time */ - udelay(2 << nretry); + udelay(1 << nretry); } while (nretry++ < MC_ROOM_RETRY_CNT); } @@ -338,7 +338,7 @@ static int send_cmd(struct afu *afu, struct afu_cmd *cmd) atomic64_set(&afu->room, room); if (room) goto write_ioarrin; - udelay(nretry); + udelay(1 << nretry); } while (nretry++ < MC_ROOM_RETRY_CNT); dev_err(dev, "%s: no cmd_room to send 0x%X\n", @@ -352,7 +352,7 @@ static int send_cmd(struct afu *afu, struct afu_cmd *cmd) * afu->room. */ if (nretry++ < MC_ROOM_RETRY_CNT) { - udelay(nretry); + udelay(1 << nretry); goto retry; } @@ -683,28 +683,23 @@ static void stop_afu(struct cxlflash_cfg *cfg) } /** - * term_mc() - terminates the master context + * term_intr() - disables all AFU interrupts * @cfg: Internal structure associated with the host. * @level: Depth of allocation, where to begin waterfall tear down. * * Safe to call with AFU/MC in partially allocated/initialized state. */ -static void term_mc(struct cxlflash_cfg *cfg, enum undo_level level) +static void term_intr(struct cxlflash_cfg *cfg, enum undo_level level) { - int rc = 0; struct afu *afu = cfg->afu; struct device *dev = &cfg->dev->dev; if (!afu || !cfg->mcctx) { - dev_err(dev, "%s: returning from term_mc with NULL afu or MC\n", - __func__); + dev_err(dev, "%s: returning with NULL afu or MC\n", __func__); return; } switch (level) { - case UNDO_START: - rc = cxl_stop_context(cfg->mcctx); - BUG_ON(rc); case UNMAP_THREE: cxl_unmap_afu_irq(cfg->mcctx, 3, afu); case UNMAP_TWO: @@ -713,9 +708,34 @@ static void term_mc(struct cxlflash_cfg *cfg, enum undo_level level) cxl_unmap_afu_irq(cfg->mcctx, 1, afu); case FREE_IRQ: cxl_free_afu_irqs(cfg->mcctx); - case RELEASE_CONTEXT: - cfg->mcctx = NULL; + /* fall through */ + case UNDO_NOOP: + /* No action required */ + break; + } +} + +/** + * term_mc() - terminates the master context + * @cfg: Internal structure associated with the host. + * @level: Depth of allocation, where to begin waterfall tear down. + * + * Safe to call with AFU/MC in partially allocated/initialized state. + */ +static void term_mc(struct cxlflash_cfg *cfg) +{ + int rc = 0; + struct afu *afu = cfg->afu; + struct device *dev = &cfg->dev->dev; + + if (!afu || !cfg->mcctx) { + dev_err(dev, "%s: returning with NULL afu or MC\n", __func__); + return; } + + rc = cxl_stop_context(cfg->mcctx); + WARN_ON(rc); + cfg->mcctx = NULL; } /** @@ -726,10 +746,20 @@ static void term_mc(struct cxlflash_cfg *cfg, enum undo_level level) */ static void term_afu(struct cxlflash_cfg *cfg) { + /* + * Tear down is carefully orchestrated to ensure + * no interrupts can come in when the problem state + * area is unmapped. + * + * 1) Disable all AFU interrupts + * 2) Unmap the problem state area + * 3) Stop the master context + */ + term_intr(cfg, UNMAP_THREE); if (cfg->afu) stop_afu(cfg); - term_mc(cfg, UNDO_START); + term_mc(cfg); pr_debug("%s: returning\n", __func__); } @@ -1597,41 +1627,24 @@ static int start_afu(struct cxlflash_cfg *cfg) } /** - * init_mc() - create and register as the master context + * init_intr() - setup interrupt handlers for the master context * @cfg: Internal structure associated with the host. * * Return: 0 on success, -errno on failure */ -static int init_mc(struct cxlflash_cfg *cfg) +static enum undo_level init_intr(struct cxlflash_cfg *cfg, + struct cxl_context *ctx) { - struct cxl_context *ctx; - struct device *dev = &cfg->dev->dev; struct afu *afu = cfg->afu; + struct device *dev = &cfg->dev->dev; int rc = 0; - enum undo_level level; - - ctx = cxl_get_context(cfg->dev); - if (unlikely(!ctx)) - return -ENOMEM; - cfg->mcctx = ctx; - - /* Set it up as a master with the CXL */ - cxl_set_master(ctx); - - /* During initialization reset the AFU to start from a clean slate */ - rc = cxl_afu_reset(cfg->mcctx); - if (unlikely(rc)) { - dev_err(dev, "%s: initial AFU reset failed rc=%d\n", - __func__, rc); - level = RELEASE_CONTEXT; - goto out; - } + enum undo_level level = UNDO_NOOP; rc = cxl_allocate_afu_irqs(ctx, 3); if (unlikely(rc)) { dev_err(dev, "%s: call to allocate_afu_irqs failed rc=%d!\n", __func__, rc); - level = RELEASE_CONTEXT; + level = UNDO_NOOP; goto out; } @@ -1661,8 +1674,47 @@ static int init_mc(struct cxlflash_cfg *cfg) level = UNMAP_TWO; goto out; } +out: + return level; +} - rc = 0; +/** + * init_mc() - create and register as the master context + * @cfg: Internal structure associated with the host. + * + * Return: 0 on success, -errno on failure + */ +static int init_mc(struct cxlflash_cfg *cfg) +{ + struct cxl_context *ctx; + struct device *dev = &cfg->dev->dev; + int rc = 0; + enum undo_level level; + + ctx = cxl_get_context(cfg->dev); + if (unlikely(!ctx)) { + rc = -ENOMEM; + goto ret; + } + cfg->mcctx = ctx; + + /* Set it up as a master with the CXL */ + cxl_set_master(ctx); + + /* During initialization reset the AFU to start from a clean slate */ + rc = cxl_afu_reset(cfg->mcctx); + if (unlikely(rc)) { + dev_err(dev, "%s: initial AFU reset failed rc=%d\n", + __func__, rc); + goto ret; + } + + level = init_intr(cfg, ctx); + if (unlikely(level)) { + dev_err(dev, "%s: setting up interrupts failed rc=%d\n", + __func__, rc); + goto out; + } /* This performs the equivalent of the CXL_IOCTL_START_WORK. * The CXL_IOCTL_GET_PROCESS_ELEMENT is implicit in the process @@ -1678,7 +1730,7 @@ static int init_mc(struct cxlflash_cfg *cfg) pr_debug("%s: returning rc=%d\n", __func__, rc); return rc; out: - term_mc(cfg, level); + term_intr(cfg, level); goto ret; } @@ -1751,7 +1803,8 @@ static int init_afu(struct cxlflash_cfg *cfg) err2: kref_put(&afu->mapcount, afu_unmap); err1: - term_mc(cfg, UNDO_START); + term_intr(cfg, UNMAP_THREE); + term_mc(cfg); goto out; } @@ -2488,8 +2541,7 @@ static pci_ers_result_t cxlflash_pci_error_detected(struct pci_dev *pdev, if (unlikely(rc)) dev_err(dev, "%s: Failed to mark user contexts!(%d)\n", __func__, rc); - stop_afu(cfg); - term_mc(cfg, UNDO_START); + term_afu(cfg); return PCI_ERS_RESULT_NEED_RESET; case pci_channel_io_perm_failure: cfg->state = STATE_FAILTERM; diff --git a/drivers/scsi/cxlflash/main.h b/drivers/scsi/cxlflash/main.h index 0faed422c7f47eec6ac8f474cb85f7e61dd6ed1d..eb9d8f730b38ec34e86c777d560f3762b48bf3d5 100644 --- a/drivers/scsi/cxlflash/main.h +++ b/drivers/scsi/cxlflash/main.h @@ -79,12 +79,11 @@ #define WWPN_BUF_LEN (WWPN_LEN + 1) enum undo_level { - RELEASE_CONTEXT = 0, + UNDO_NOOP = 0, FREE_IRQ, UNMAP_ONE, UNMAP_TWO, - UNMAP_THREE, - UNDO_START + UNMAP_THREE }; struct dev_dependent_vals { diff --git a/drivers/scsi/device_handler/scsi_dh_alua.c b/drivers/scsi/device_handler/scsi_dh_alua.c index a404a41e871c23b18aa4ea10d83af322f9107b40..8eaed0522aa36e83ddbe259a4fe2293c5ac61579 100644 --- a/drivers/scsi/device_handler/scsi_dh_alua.c +++ b/drivers/scsi/device_handler/scsi_dh_alua.c @@ -1112,9 +1112,9 @@ static void alua_bus_detach(struct scsi_device *sdev) h->sdev = NULL; spin_unlock(&h->pg_lock); if (pg) { - spin_lock(&pg->lock); + spin_lock_irq(&pg->lock); list_del_rcu(&h->node); - spin_unlock(&pg->lock); + spin_unlock_irq(&pg->lock); kref_put(&pg->kref, release_port_group); } sdev->handler_data = NULL; diff --git a/drivers/scsi/mpt3sas/mpt3sas_base.c b/drivers/scsi/mpt3sas/mpt3sas_base.c index e4db5fb3239af700ad60fdf2e21cdb35267cc861..8c44b9c424afec43c10daeba23c16e96b20e127b 100644 --- a/drivers/scsi/mpt3sas/mpt3sas_base.c +++ b/drivers/scsi/mpt3sas/mpt3sas_base.c @@ -5030,7 +5030,7 @@ _base_make_ioc_ready(struct MPT3SAS_ADAPTER *ioc, int sleep_flag, static int _base_make_ioc_operational(struct MPT3SAS_ADAPTER *ioc, int sleep_flag) { - int r, i; + int r, i, index; unsigned long flags; u32 reply_address; u16 smid; @@ -5039,8 +5039,7 @@ _base_make_ioc_operational(struct MPT3SAS_ADAPTER *ioc, int sleep_flag) struct _event_ack_list *delayed_event_ack, *delayed_event_ack_next; u8 hide_flag; struct adapter_reply_queue *reply_q; - long reply_post_free; - u32 reply_post_free_sz, index = 0; + Mpi2ReplyDescriptorsUnion_t *reply_post_free_contig; dinitprintk(ioc, pr_info(MPT3SAS_FMT "%s\n", ioc->name, __func__)); @@ -5124,27 +5123,27 @@ _base_make_ioc_operational(struct MPT3SAS_ADAPTER *ioc, int sleep_flag) _base_assign_reply_queues(ioc); /* initialize Reply Post Free Queue */ - reply_post_free_sz = ioc->reply_post_queue_depth * - sizeof(Mpi2DefaultReplyDescriptor_t); - reply_post_free = (long)ioc->reply_post[index].reply_post_free; + index = 0; + reply_post_free_contig = ioc->reply_post[0].reply_post_free; list_for_each_entry(reply_q, &ioc->reply_queue_list, list) { + /* + * If RDPQ is enabled, switch to the next allocation. + * Otherwise advance within the contiguous region. + */ + if (ioc->rdpq_array_enable) { + reply_q->reply_post_free = + ioc->reply_post[index++].reply_post_free; + } else { + reply_q->reply_post_free = reply_post_free_contig; + reply_post_free_contig += ioc->reply_post_queue_depth; + } + reply_q->reply_post_host_index = 0; - reply_q->reply_post_free = (Mpi2ReplyDescriptorsUnion_t *) - reply_post_free; for (i = 0; i < ioc->reply_post_queue_depth; i++) reply_q->reply_post_free[i].Words = cpu_to_le64(ULLONG_MAX); if (!_base_is_controller_msix_enabled(ioc)) goto skip_init_reply_post_free_queue; - /* - * If RDPQ is enabled, switch to the next allocation. - * Otherwise advance within the contiguous region. - */ - if (ioc->rdpq_array_enable) - reply_post_free = (long) - ioc->reply_post[++index].reply_post_free; - else - reply_post_free += reply_post_free_sz; } skip_init_reply_post_free_queue: diff --git a/drivers/scsi/scsi.c b/drivers/scsi/scsi.c index b1bf42b93fccb23249e4341e3ce56f6b8c84c5d5..1deb6adc411f795833a444a84b1e80e9f9629c4d 100644 --- a/drivers/scsi/scsi.c +++ b/drivers/scsi/scsi.c @@ -784,8 +784,9 @@ void scsi_attach_vpd(struct scsi_device *sdev) int pg83_supported = 0; unsigned char __rcu *vpd_buf, *orig_vpd_buf = NULL; - if (sdev->skip_vpd_pages) + if (!scsi_device_supports_vpd(sdev)) return; + retry_pg0: vpd_buf = kmalloc(vpd_len, GFP_KERNEL); if (!vpd_buf) diff --git a/drivers/scsi/scsi_sysfs.c b/drivers/scsi/scsi_sysfs.c index 92ffd2406f97d72fdf08f12ffb07ef2d53627409..2b642b145be1b8a6be08e7eb3829eb6ee357eb4f 100644 --- a/drivers/scsi/scsi_sysfs.c +++ b/drivers/scsi/scsi_sysfs.c @@ -81,6 +81,7 @@ const char *scsi_host_state_name(enum scsi_host_state state) return name; } +#ifdef CONFIG_SCSI_DH static const struct { unsigned char value; char *name; @@ -94,7 +95,7 @@ static const struct { { SCSI_ACCESS_STATE_TRANSITIONING, "transitioning" }, }; -const char *scsi_access_state_name(unsigned char state) +static const char *scsi_access_state_name(unsigned char state) { int i; char *name = NULL; @@ -107,6 +108,7 @@ const char *scsi_access_state_name(unsigned char state) } return name; } +#endif static int check_set(unsigned long long *val, char *src) { @@ -226,7 +228,7 @@ show_shost_state(struct device *dev, struct device_attribute *attr, char *buf) } /* DEVICE_ATTR(state) clashes with dev_attr_state for sdev */ -struct device_attribute dev_attr_hstate = +static struct device_attribute dev_attr_hstate = __ATTR(state, S_IRUGO | S_IWUSR, show_shost_state, store_shost_state); static ssize_t @@ -401,7 +403,7 @@ static struct attribute *scsi_sysfs_shost_attrs[] = { NULL }; -struct attribute_group scsi_shost_attr_group = { +static struct attribute_group scsi_shost_attr_group = { .attrs = scsi_sysfs_shost_attrs, }; diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c index 5a5457ac9cdb4560a29be20d28f3a31b4556b578..f52b74cf8d1e691a10676f00c2012f809cc940f8 100644 --- a/drivers/scsi/sd.c +++ b/drivers/scsi/sd.c @@ -1275,18 +1275,19 @@ static int sd_getgeo(struct block_device *bdev, struct hd_geometry *geo) struct scsi_disk *sdkp = scsi_disk(bdev->bd_disk); struct scsi_device *sdp = sdkp->device; struct Scsi_Host *host = sdp->host; + sector_t capacity = logical_to_sectors(sdp, sdkp->capacity); int diskinfo[4]; /* default to most commonly used values */ - diskinfo[0] = 0x40; /* 1 << 6 */ - diskinfo[1] = 0x20; /* 1 << 5 */ - diskinfo[2] = sdkp->capacity >> 11; - + diskinfo[0] = 0x40; /* 1 << 6 */ + diskinfo[1] = 0x20; /* 1 << 5 */ + diskinfo[2] = capacity >> 11; + /* override with calculated, extended default, or driver values */ if (host->hostt->bios_param) - host->hostt->bios_param(sdp, bdev, sdkp->capacity, diskinfo); + host->hostt->bios_param(sdp, bdev, capacity, diskinfo); else - scsicam_bios_param(bdev, sdkp->capacity, diskinfo); + scsicam_bios_param(bdev, capacity, diskinfo); geo->heads = diskinfo[0]; geo->sectors = diskinfo[1]; @@ -2337,14 +2338,6 @@ sd_read_capacity(struct scsi_disk *sdkp, unsigned char *buffer) if (sdkp->capacity > 0xffffffff) sdp->use_16_for_rw = 1; - /* Rescale capacity to 512-byte units */ - if (sector_size == 4096) - sdkp->capacity <<= 3; - else if (sector_size == 2048) - sdkp->capacity <<= 2; - else if (sector_size == 1024) - sdkp->capacity <<= 1; - blk_queue_physical_block_size(sdp->request_queue, sdkp->physical_block_size); sdkp->device->sector_size = sector_size; @@ -2795,28 +2788,6 @@ static void sd_read_write_same(struct scsi_disk *sdkp, unsigned char *buffer) sdkp->ws10 = 1; } -static int sd_try_extended_inquiry(struct scsi_device *sdp) -{ - /* Attempt VPD inquiry if the device blacklist explicitly calls - * for it. - */ - if (sdp->try_vpd_pages) - return 1; - /* - * Although VPD inquiries can go to SCSI-2 type devices, - * some USB ones crash on receiving them, and the pages - * we currently ask for are for SPC-3 and beyond - */ - if (sdp->scsi_level > SCSI_SPC_2 && !sdp->skip_vpd_pages) - return 1; - return 0; -} - -static inline u32 logical_to_sectors(struct scsi_device *sdev, u32 blocks) -{ - return blocks << (ilog2(sdev->sector_size) - 9); -} - /** * sd_revalidate_disk - called the first time a new disk is seen, * performs disk spin up, read_capacity, etc. @@ -2856,7 +2827,7 @@ static int sd_revalidate_disk(struct gendisk *disk) if (sdkp->media_present) { sd_read_capacity(sdkp, buffer); - if (sd_try_extended_inquiry(sdp)) { + if (scsi_device_supports_vpd(sdp)) { sd_read_block_provisioning(sdkp); sd_read_block_limits(sdkp); sd_read_block_characteristics(sdkp); @@ -2891,7 +2862,7 @@ static int sd_revalidate_disk(struct gendisk *disk) if (sdkp->opt_xfer_blocks && sdkp->opt_xfer_blocks <= dev_max && sdkp->opt_xfer_blocks <= SD_DEF_XFER_BLOCKS && - sdkp->opt_xfer_blocks * sdp->sector_size >= PAGE_CACHE_SIZE) + sdkp->opt_xfer_blocks * sdp->sector_size >= PAGE_SIZE) rw_max = q->limits.io_opt = sdkp->opt_xfer_blocks * sdp->sector_size; else @@ -2900,7 +2871,7 @@ static int sd_revalidate_disk(struct gendisk *disk) /* Combine with controller limits */ q->limits.max_sectors = min(rw_max, queue_max_hw_sectors(q)); - set_capacity(disk, sdkp->capacity); + set_capacity(disk, logical_to_sectors(sdp, sdkp->capacity)); sd_config_write_same(sdkp); kfree(buffer); diff --git a/drivers/scsi/sd.h b/drivers/scsi/sd.h index 5f2a84aff29fb9cbd003e5bbe6996355a5c07075..654630bb7d0edeb48438654e47d8a60151d2c87b 100644 --- a/drivers/scsi/sd.h +++ b/drivers/scsi/sd.h @@ -65,7 +65,7 @@ struct scsi_disk { struct device dev; struct gendisk *disk; atomic_t openers; - sector_t capacity; /* size in 512-byte sectors */ + sector_t capacity; /* size in logical blocks */ u32 max_xfer_blocks; u32 opt_xfer_blocks; u32 max_ws_blocks; @@ -146,6 +146,11 @@ static inline int scsi_medium_access_command(struct scsi_cmnd *scmd) return 0; } +static inline sector_t logical_to_sectors(struct scsi_device *sdev, sector_t blocks) +{ + return blocks << (ilog2(sdev->sector_size) - 9); +} + /* * A DIF-capable target device can be formatted with different * protection schemes. Currently 0 through 3 are defined: diff --git a/drivers/scsi/st.c b/drivers/scsi/st.c index 71c5138ddf9463cc9c7d3523dbd7ea8a698e3519..dbf1882cfbacd03efca9aa9f096cc0dcc5ae40e0 100644 --- a/drivers/scsi/st.c +++ b/drivers/scsi/st.c @@ -4941,7 +4941,7 @@ static int sgl_map_user_pages(struct st_buffer *STbp, out_unmap: if (res > 0) { for (j=0; j < res; j++) - page_cache_release(pages[j]); + put_page(pages[j]); res = 0; } kfree(pages); @@ -4963,7 +4963,7 @@ static int sgl_unmap_user_pages(struct st_buffer *STbp, /* FIXME: cache flush missing for rw==READ * FIXME: call the correct reference counting function */ - page_cache_release(page); + put_page(page); } kfree(STbp->mapped_pages); STbp->mapped_pages = NULL; diff --git a/drivers/spi/spi-imx.c b/drivers/spi/spi-imx.c index e7a19be87c38053f1742c785a7bfbf9d17113bfc..50769078e72e98316f5ea19efd69de536be91a72 100644 --- a/drivers/spi/spi-imx.c +++ b/drivers/spi/spi-imx.c @@ -211,11 +211,15 @@ static bool spi_imx_can_dma(struct spi_master *master, struct spi_device *spi, struct spi_transfer *transfer) { struct spi_imx_data *spi_imx = spi_master_get_devdata(master); - unsigned int bpw = transfer->bits_per_word; + unsigned int bpw; if (!master->dma_rx) return false; + if (!transfer) + return false; + + bpw = transfer->bits_per_word; if (!bpw) bpw = spi->bits_per_word; @@ -333,8 +337,9 @@ static void __maybe_unused mx51_ecspi_trigger(struct spi_imx_data *spi_imx) static int __maybe_unused mx51_ecspi_config(struct spi_imx_data *spi_imx, struct spi_imx_config *config) { - u32 ctrl = MX51_ECSPI_CTRL_ENABLE, cfg = 0; + u32 ctrl = MX51_ECSPI_CTRL_ENABLE; u32 clk = config->speed_hz, delay, reg; + u32 cfg = readl(spi_imx->base + MX51_ECSPI_CONFIG); /* * The hardware seems to have a race condition when changing modes. The @@ -358,13 +363,20 @@ static int __maybe_unused mx51_ecspi_config(struct spi_imx_data *spi_imx, if (config->mode & SPI_CPHA) cfg |= MX51_ECSPI_CONFIG_SCLKPHA(config->cs); + else + cfg &= ~MX51_ECSPI_CONFIG_SCLKPHA(config->cs); if (config->mode & SPI_CPOL) { cfg |= MX51_ECSPI_CONFIG_SCLKPOL(config->cs); cfg |= MX51_ECSPI_CONFIG_SCLKCTL(config->cs); + } else { + cfg &= ~MX51_ECSPI_CONFIG_SCLKPOL(config->cs); + cfg &= ~MX51_ECSPI_CONFIG_SCLKCTL(config->cs); } if (config->mode & SPI_CS_HIGH) cfg |= MX51_ECSPI_CONFIG_SSBPOL(config->cs); + else + cfg &= ~MX51_ECSPI_CONFIG_SSBPOL(config->cs); if (spi_imx->usedma) ctrl |= MX51_ECSPI_CTRL_SMC; diff --git a/drivers/spi/spi-omap2-mcspi.c b/drivers/spi/spi-omap2-mcspi.c index 0caa3c8bef46c46e0ed66bf89f518cc5c5236449..43a02e377b3b168339013d797f8da7c150959c58 100644 --- a/drivers/spi/spi-omap2-mcspi.c +++ b/drivers/spi/spi-omap2-mcspi.c @@ -423,16 +423,12 @@ static void omap2_mcspi_tx_dma(struct spi_device *spi, if (mcspi_dma->dma_tx) { struct dma_async_tx_descriptor *tx; - struct scatterlist sg; dmaengine_slave_config(mcspi_dma->dma_tx, &cfg); - sg_init_table(&sg, 1); - sg_dma_address(&sg) = xfer->tx_dma; - sg_dma_len(&sg) = xfer->len; - - tx = dmaengine_prep_slave_sg(mcspi_dma->dma_tx, &sg, 1, - DMA_MEM_TO_DEV, DMA_PREP_INTERRUPT | DMA_CTRL_ACK); + tx = dmaengine_prep_slave_sg(mcspi_dma->dma_tx, xfer->tx_sg.sgl, + xfer->tx_sg.nents, DMA_MEM_TO_DEV, + DMA_PREP_INTERRUPT | DMA_CTRL_ACK); if (tx) { tx->callback = omap2_mcspi_tx_callback; tx->callback_param = spi; @@ -478,20 +474,15 @@ omap2_mcspi_rx_dma(struct spi_device *spi, struct spi_transfer *xfer, if (mcspi_dma->dma_rx) { struct dma_async_tx_descriptor *tx; - struct scatterlist sg; dmaengine_slave_config(mcspi_dma->dma_rx, &cfg); if ((l & OMAP2_MCSPI_CHCONF_TURBO) && mcspi->fifo_depth == 0) dma_count -= es; - sg_init_table(&sg, 1); - sg_dma_address(&sg) = xfer->rx_dma; - sg_dma_len(&sg) = dma_count; - - tx = dmaengine_prep_slave_sg(mcspi_dma->dma_rx, &sg, 1, - DMA_DEV_TO_MEM, DMA_PREP_INTERRUPT | - DMA_CTRL_ACK); + tx = dmaengine_prep_slave_sg(mcspi_dma->dma_rx, xfer->rx_sg.sgl, + xfer->rx_sg.nents, DMA_DEV_TO_MEM, + DMA_PREP_INTERRUPT | DMA_CTRL_ACK); if (tx) { tx->callback = omap2_mcspi_rx_callback; tx->callback_param = spi; @@ -505,8 +496,6 @@ omap2_mcspi_rx_dma(struct spi_device *spi, struct spi_transfer *xfer, omap2_mcspi_set_dma_req(spi, 1, 1); wait_for_completion(&mcspi_dma->dma_rx_completion); - dma_unmap_single(mcspi->dev, xfer->rx_dma, count, - DMA_FROM_DEVICE); if (mcspi->fifo_depth > 0) return count; @@ -619,8 +608,6 @@ omap2_mcspi_txrx_dma(struct spi_device *spi, struct spi_transfer *xfer) if (tx != NULL) { wait_for_completion(&mcspi_dma->dma_tx_completion); - dma_unmap_single(mcspi->dev, xfer->tx_dma, xfer->len, - DMA_TO_DEVICE); if (mcspi->fifo_depth > 0) { irqstat_reg = mcspi->base + OMAP2_MCSPI_IRQSTATUS; @@ -1087,6 +1074,16 @@ static void omap2_mcspi_cleanup(struct spi_device *spi) gpio_free(spi->cs_gpio); } +static bool omap2_mcspi_can_dma(struct spi_master *master, + struct spi_device *spi, + struct spi_transfer *xfer) +{ + if (xfer->len < DMA_MIN_BYTES) + return false; + + return true; +} + static int omap2_mcspi_work_one(struct omap2_mcspi *mcspi, struct spi_device *spi, struct spi_transfer *t) { @@ -1268,32 +1265,6 @@ static int omap2_mcspi_transfer_one(struct spi_master *master, return -EINVAL; } - if (len < DMA_MIN_BYTES) - goto skip_dma_map; - - if (mcspi_dma->dma_tx && tx_buf != NULL) { - t->tx_dma = dma_map_single(mcspi->dev, (void *) tx_buf, - len, DMA_TO_DEVICE); - if (dma_mapping_error(mcspi->dev, t->tx_dma)) { - dev_dbg(mcspi->dev, "dma %cX %d bytes error\n", - 'T', len); - return -EINVAL; - } - } - if (mcspi_dma->dma_rx && rx_buf != NULL) { - t->rx_dma = dma_map_single(mcspi->dev, rx_buf, t->len, - DMA_FROM_DEVICE); - if (dma_mapping_error(mcspi->dev, t->rx_dma)) { - dev_dbg(mcspi->dev, "dma %cX %d bytes error\n", - 'R', len); - if (tx_buf != NULL) - dma_unmap_single(mcspi->dev, t->tx_dma, - len, DMA_TO_DEVICE); - return -EINVAL; - } - } - -skip_dma_map: return omap2_mcspi_work_one(mcspi, spi, t); } @@ -1377,6 +1348,7 @@ static int omap2_mcspi_probe(struct platform_device *pdev) master->transfer_one = omap2_mcspi_transfer_one; master->set_cs = omap2_mcspi_set_cs; master->cleanup = omap2_mcspi_cleanup; + master->can_dma = omap2_mcspi_can_dma; master->dev.of_node = node; master->max_speed_hz = OMAP2_MCSPI_MAX_FREQ; master->min_speed_hz = OMAP2_MCSPI_MAX_FREQ >> 15; diff --git a/drivers/spi/spi-rockchip.c b/drivers/spi/spi-rockchip.c index 8f50a4020f6fff6f7c1d7e1c1f43964c734e5c3f..6c6c0013ec7a92732d2540ade876c561359f8d70 100644 --- a/drivers/spi/spi-rockchip.c +++ b/drivers/spi/spi-rockchip.c @@ -534,7 +534,7 @@ static void rockchip_spi_config(struct rockchip_spi *rs) if (WARN_ON(rs->speed > MAX_SCLK_OUT)) rs->speed = MAX_SCLK_OUT; - /* the minimum divsor is 2 */ + /* the minimum divisor is 2 */ if (rs->max_freq < 2 * rs->speed) { clk_set_rate(rs->spiclk, 2 * rs->speed); rs->max_freq = clk_get_rate(rs->spiclk); @@ -730,23 +730,27 @@ static int rockchip_spi_probe(struct platform_device *pdev) master->transfer_one = rockchip_spi_transfer_one; master->handle_err = rockchip_spi_handle_err; - rs->dma_tx.ch = dma_request_slave_channel(rs->dev, "tx"); - if (IS_ERR_OR_NULL(rs->dma_tx.ch)) { + rs->dma_tx.ch = dma_request_chan(rs->dev, "tx"); + if (IS_ERR(rs->dma_tx.ch)) { /* Check tx to see if we need defer probing driver */ if (PTR_ERR(rs->dma_tx.ch) == -EPROBE_DEFER) { ret = -EPROBE_DEFER; goto err_get_fifo_len; } dev_warn(rs->dev, "Failed to request TX DMA channel\n"); + rs->dma_tx.ch = NULL; } - rs->dma_rx.ch = dma_request_slave_channel(rs->dev, "rx"); - if (!rs->dma_rx.ch) { - if (rs->dma_tx.ch) { + rs->dma_rx.ch = dma_request_chan(rs->dev, "rx"); + if (IS_ERR(rs->dma_rx.ch)) { + if (PTR_ERR(rs->dma_rx.ch) == -EPROBE_DEFER) { dma_release_channel(rs->dma_tx.ch); rs->dma_tx.ch = NULL; + ret = -EPROBE_DEFER; + goto err_get_fifo_len; } dev_warn(rs->dev, "Failed to request RX DMA channel\n"); + rs->dma_rx.ch = NULL; } if (rs->dma_tx.ch && rs->dma_rx.ch) { diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c index de2f2f90d7995a52ce4f803cf41ba32992e2664b..0239b45eed928697d9ccb10c2a83c1ef51958c16 100644 --- a/drivers/spi/spi.c +++ b/drivers/spi/spi.c @@ -1209,7 +1209,7 @@ static void spi_pump_messages(struct kthread_work *work) struct spi_master *master = container_of(work, struct spi_master, pump_messages); - __spi_pump_messages(master, true, false); + __spi_pump_messages(master, true, master->bus_lock_flag); } static int spi_init_queue(struct spi_master *master) @@ -2853,7 +2853,7 @@ static int __spi_sync(struct spi_device *spi, struct spi_message *message, */ int spi_sync(struct spi_device *spi, struct spi_message *message) { - return __spi_sync(spi, message, 0); + return __spi_sync(spi, message, spi->master->bus_lock_flag); } EXPORT_SYMBOL_GPL(spi_sync); diff --git a/drivers/staging/Kconfig b/drivers/staging/Kconfig index cf84581287b91251d3b6d116d920fc0a098b6819..5bac28a3944e2da485d191c83bc0a0bf637f23ba 100644 --- a/drivers/staging/Kconfig +++ b/drivers/staging/Kconfig @@ -30,6 +30,8 @@ source "drivers/staging/wlan-ng/Kconfig" source "drivers/staging/comedi/Kconfig" +source "drivers/staging/olpc_dcon/Kconfig" + source "drivers/staging/rtl8192u/Kconfig" source "drivers/staging/rtl8192e/Kconfig" diff --git a/drivers/staging/Makefile b/drivers/staging/Makefile index 7d6448d2046499c6335f55c4122649c01d64fd8f..a954242b0f2c2036dff9f6180b8491505d9f90e0 100644 --- a/drivers/staging/Makefile +++ b/drivers/staging/Makefile @@ -4,6 +4,7 @@ obj-y += media/ obj-$(CONFIG_SLICOSS) += slicoss/ obj-$(CONFIG_PRISM2_USB) += wlan-ng/ obj-$(CONFIG_COMEDI) += comedi/ +obj-$(CONFIG_FB_OLPC_DCON) += olpc_dcon/ obj-$(CONFIG_RTL8192U) += rtl8192u/ obj-$(CONFIG_RTL8192E) += rtl8192e/ obj-$(CONFIG_R8712U) += rtl8712/ diff --git a/drivers/staging/lustre/include/linux/libcfs/libcfs_private.h b/drivers/staging/lustre/include/linux/libcfs/libcfs_private.h index dab4862611549815e945a4f1ef8ca39f9df2355e..13335437c69cfbd5e08a8a805a4d2a2318bf391e 100644 --- a/drivers/staging/lustre/include/linux/libcfs/libcfs_private.h +++ b/drivers/staging/lustre/include/linux/libcfs/libcfs_private.h @@ -88,7 +88,7 @@ do { \ } while (0) #ifndef LIBCFS_VMALLOC_SIZE -#define LIBCFS_VMALLOC_SIZE (2 << PAGE_CACHE_SHIFT) /* 2 pages */ +#define LIBCFS_VMALLOC_SIZE (2 << PAGE_SHIFT) /* 2 pages */ #endif #define LIBCFS_ALLOC_PRE(size, mask) \ diff --git a/drivers/staging/lustre/include/linux/libcfs/linux/linux-mem.h b/drivers/staging/lustre/include/linux/libcfs/linux/linux-mem.h index 0f2fd79e5ec8bef0bdab7c4f1dc77bff0b06e2f7..837eb22749c38c1d95f749e08d05e5bb41f98e7b 100644 --- a/drivers/staging/lustre/include/linux/libcfs/linux/linux-mem.h +++ b/drivers/staging/lustre/include/linux/libcfs/linux/linux-mem.h @@ -57,7 +57,7 @@ #include "../libcfs_cpu.h" #endif -#define CFS_PAGE_MASK (~((__u64)PAGE_CACHE_SIZE-1)) +#define CFS_PAGE_MASK (~((__u64)PAGE_SIZE-1)) #define page_index(p) ((p)->index) #define memory_pressure_get() (current->flags & PF_MEMALLOC) @@ -67,7 +67,7 @@ #if BITS_PER_LONG == 32 /* limit to lowmem on 32-bit systems */ #define NUM_CACHEPAGES \ - min(totalram_pages, 1UL << (30 - PAGE_CACHE_SHIFT) * 3 / 4) + min(totalram_pages, 1UL << (30 - PAGE_SHIFT) * 3 / 4) #else #define NUM_CACHEPAGES totalram_pages #endif diff --git a/drivers/staging/lustre/include/linux/lnet/types.h b/drivers/staging/lustre/include/linux/lnet/types.h index 08f193c341c54f04a96274db7abe89c6d48d80f1..1c679cb727859f81e3ef5b79f28445f3119679cb 100644 --- a/drivers/staging/lustre/include/linux/lnet/types.h +++ b/drivers/staging/lustre/include/linux/lnet/types.h @@ -514,7 +514,7 @@ typedef struct { /** * Starting offset of the fragment within the page. Note that the * end of the fragment must not pass the end of the page; i.e., - * kiov_len + kiov_offset <= PAGE_CACHE_SIZE. + * kiov_len + kiov_offset <= PAGE_SIZE. */ unsigned int kiov_offset; } lnet_kiov_t; diff --git a/drivers/staging/lustre/lnet/klnds/socklnd/socklnd_lib.c b/drivers/staging/lustre/lnet/klnds/socklnd/socklnd_lib.c index 3e1f24e77f644b142698a64822301c5bf3af4d1e..d4ce06d0aeebbe30041b3be0d71c320d07c03f20 100644 --- a/drivers/staging/lustre/lnet/klnds/socklnd/socklnd_lib.c +++ b/drivers/staging/lustre/lnet/klnds/socklnd/socklnd_lib.c @@ -291,7 +291,7 @@ ksocknal_lib_kiov_vmap(lnet_kiov_t *kiov, int niov, for (nob = i = 0; i < niov; i++) { if ((kiov[i].kiov_offset && i > 0) || - (kiov[i].kiov_offset + kiov[i].kiov_len != PAGE_CACHE_SIZE && i < niov - 1)) + (kiov[i].kiov_offset + kiov[i].kiov_len != PAGE_SIZE && i < niov - 1)) return NULL; pages[i] = kiov[i].kiov_page; diff --git a/drivers/staging/lustre/lnet/libcfs/debug.c b/drivers/staging/lustre/lnet/libcfs/debug.c index c90e5102fe06542e2c8a66c1a3435049b1dd7d6f..c3d628bac5b810db548c902663508ea5ed3746a7 100644 --- a/drivers/staging/lustre/lnet/libcfs/debug.c +++ b/drivers/staging/lustre/lnet/libcfs/debug.c @@ -517,7 +517,7 @@ int libcfs_debug_init(unsigned long bufsize) max = TCD_MAX_PAGES; } else { max = max / num_possible_cpus(); - max <<= (20 - PAGE_CACHE_SHIFT); + max <<= (20 - PAGE_SHIFT); } rc = cfs_tracefile_init(max); diff --git a/drivers/staging/lustre/lnet/libcfs/tracefile.c b/drivers/staging/lustre/lnet/libcfs/tracefile.c index ec3bc04bd89f2250889218ff0d5188a34d057698..244eb89eef689fd124e964ba0b4ca29d2ce033ce 100644 --- a/drivers/staging/lustre/lnet/libcfs/tracefile.c +++ b/drivers/staging/lustre/lnet/libcfs/tracefile.c @@ -182,7 +182,7 @@ cfs_trace_get_tage_try(struct cfs_trace_cpu_data *tcd, unsigned long len) if (tcd->tcd_cur_pages > 0) { __LASSERT(!list_empty(&tcd->tcd_pages)); tage = cfs_tage_from_list(tcd->tcd_pages.prev); - if (tage->used + len <= PAGE_CACHE_SIZE) + if (tage->used + len <= PAGE_SIZE) return tage; } @@ -260,7 +260,7 @@ static struct cfs_trace_page *cfs_trace_get_tage(struct cfs_trace_cpu_data *tcd, * from here: this will lead to infinite recursion. */ - if (len > PAGE_CACHE_SIZE) { + if (len > PAGE_SIZE) { pr_err("cowardly refusing to write %lu bytes in a page\n", len); return NULL; } @@ -349,7 +349,7 @@ int libcfs_debug_vmsg2(struct libcfs_debug_msg_data *msgdata, for (i = 0; i < 2; i++) { tage = cfs_trace_get_tage(tcd, needed + known_size + 1); if (!tage) { - if (needed + known_size > PAGE_CACHE_SIZE) + if (needed + known_size > PAGE_SIZE) mask |= D_ERROR; cfs_trace_put_tcd(tcd); @@ -360,7 +360,7 @@ int libcfs_debug_vmsg2(struct libcfs_debug_msg_data *msgdata, string_buf = (char *)page_address(tage->page) + tage->used + known_size; - max_nob = PAGE_CACHE_SIZE - tage->used - known_size; + max_nob = PAGE_SIZE - tage->used - known_size; if (max_nob <= 0) { printk(KERN_EMERG "negative max_nob: %d\n", max_nob); @@ -424,7 +424,7 @@ int libcfs_debug_vmsg2(struct libcfs_debug_msg_data *msgdata, __LASSERT(debug_buf == string_buf); tage->used += needed; - __LASSERT(tage->used <= PAGE_CACHE_SIZE); + __LASSERT(tage->used <= PAGE_SIZE); console: if ((mask & libcfs_printk) == 0) { @@ -835,7 +835,7 @@ EXPORT_SYMBOL(cfs_trace_copyout_string); int cfs_trace_allocate_string_buffer(char **str, int nob) { - if (nob > 2 * PAGE_CACHE_SIZE) /* string must be "sensible" */ + if (nob > 2 * PAGE_SIZE) /* string must be "sensible" */ return -EINVAL; *str = kmalloc(nob, GFP_KERNEL | __GFP_ZERO); @@ -951,7 +951,7 @@ int cfs_trace_set_debug_mb(int mb) } mb /= num_possible_cpus(); - pages = mb << (20 - PAGE_CACHE_SHIFT); + pages = mb << (20 - PAGE_SHIFT); cfs_tracefile_write_lock(); @@ -977,7 +977,7 @@ int cfs_trace_get_debug_mb(void) cfs_tracefile_read_unlock(); - return (total_pages >> (20 - PAGE_CACHE_SHIFT)) + 1; + return (total_pages >> (20 - PAGE_SHIFT)) + 1; } static int tracefiled(void *arg) diff --git a/drivers/staging/lustre/lnet/libcfs/tracefile.h b/drivers/staging/lustre/lnet/libcfs/tracefile.h index 4c77f9044dd35d1228f64827f8df7d61620006ba..ac84e7f4c859e917ca186e1aac7ad2bf2dec48e7 100644 --- a/drivers/staging/lustre/lnet/libcfs/tracefile.h +++ b/drivers/staging/lustre/lnet/libcfs/tracefile.h @@ -87,7 +87,7 @@ void libcfs_unregister_panic_notifier(void); extern int libcfs_panic_in_progress; int cfs_trace_max_debug_mb(void); -#define TCD_MAX_PAGES (5 << (20 - PAGE_CACHE_SHIFT)) +#define TCD_MAX_PAGES (5 << (20 - PAGE_SHIFT)) #define TCD_STOCK_PAGES (TCD_MAX_PAGES) #define CFS_TRACEFILE_SIZE (500 << 20) @@ -96,7 +96,7 @@ int cfs_trace_max_debug_mb(void); /* * Private declare for tracefile */ -#define TCD_MAX_PAGES (5 << (20 - PAGE_CACHE_SHIFT)) +#define TCD_MAX_PAGES (5 << (20 - PAGE_SHIFT)) #define TCD_STOCK_PAGES (TCD_MAX_PAGES) #define CFS_TRACEFILE_SIZE (500 << 20) @@ -257,7 +257,7 @@ do { \ do { \ __LASSERT(tage); \ __LASSERT(tage->page); \ - __LASSERT(tage->used <= PAGE_CACHE_SIZE); \ + __LASSERT(tage->used <= PAGE_SIZE); \ __LASSERT(page_count(tage->page) > 0); \ } while (0) diff --git a/drivers/staging/lustre/lnet/lnet/lib-md.c b/drivers/staging/lustre/lnet/lnet/lib-md.c index c74514f99f90ddfadf198f7c9b3800cd458f7ff5..75d31217bf92423b04d47e622eb47e47d87f225b 100644 --- a/drivers/staging/lustre/lnet/lnet/lib-md.c +++ b/drivers/staging/lustre/lnet/lnet/lib-md.c @@ -139,7 +139,7 @@ lnet_md_build(lnet_libmd_t *lmd, lnet_md_t *umd, int unlink) for (i = 0; i < (int)niov; i++) { /* We take the page pointer on trust */ if (lmd->md_iov.kiov[i].kiov_offset + - lmd->md_iov.kiov[i].kiov_len > PAGE_CACHE_SIZE) + lmd->md_iov.kiov[i].kiov_len > PAGE_SIZE) return -EINVAL; /* invalid length */ total_length += lmd->md_iov.kiov[i].kiov_len; diff --git a/drivers/staging/lustre/lnet/lnet/lib-move.c b/drivers/staging/lustre/lnet/lnet/lib-move.c index 0009a8de77d577fc17167ea35ecb0fbdcacfd6dc..f19aa9320e3401dac60f537931caaf539df4bfa5 100644 --- a/drivers/staging/lustre/lnet/lnet/lib-move.c +++ b/drivers/staging/lustre/lnet/lnet/lib-move.c @@ -549,12 +549,12 @@ lnet_extract_kiov(int dst_niov, lnet_kiov_t *dst, if (len <= frag_len) { dst->kiov_len = len; LASSERT(dst->kiov_offset + dst->kiov_len - <= PAGE_CACHE_SIZE); + <= PAGE_SIZE); return niov; } dst->kiov_len = frag_len; - LASSERT(dst->kiov_offset + dst->kiov_len <= PAGE_CACHE_SIZE); + LASSERT(dst->kiov_offset + dst->kiov_len <= PAGE_SIZE); len -= frag_len; dst++; @@ -887,7 +887,7 @@ lnet_msg2bufpool(lnet_msg_t *msg) rbp = &the_lnet.ln_rtrpools[cpt][0]; LASSERT(msg->msg_len <= LNET_MTU); - while (msg->msg_len > (unsigned int)rbp->rbp_npages * PAGE_CACHE_SIZE) { + while (msg->msg_len > (unsigned int)rbp->rbp_npages * PAGE_SIZE) { rbp++; LASSERT(rbp < &the_lnet.ln_rtrpools[cpt][LNET_NRBPOOLS]); } diff --git a/drivers/staging/lustre/lnet/lnet/lib-socket.c b/drivers/staging/lustre/lnet/lnet/lib-socket.c index cc0c2753dd63f10e8ef8e78120663b5a9d1d0640..891fd59401d7eedbba81e19e5939d7c7cbccb4d6 100644 --- a/drivers/staging/lustre/lnet/lnet/lib-socket.c +++ b/drivers/staging/lustre/lnet/lnet/lib-socket.c @@ -166,9 +166,9 @@ lnet_ipif_enumerate(char ***namesp) nalloc = 16; /* first guess at max interfaces */ toobig = 0; for (;;) { - if (nalloc * sizeof(*ifr) > PAGE_CACHE_SIZE) { + if (nalloc * sizeof(*ifr) > PAGE_SIZE) { toobig = 1; - nalloc = PAGE_CACHE_SIZE / sizeof(*ifr); + nalloc = PAGE_SIZE / sizeof(*ifr); CWARN("Too many interfaces: only enumerating first %d\n", nalloc); } diff --git a/drivers/staging/lustre/lnet/lnet/router.c b/drivers/staging/lustre/lnet/lnet/router.c index 61459cf9d58fa7121099f6b9716a8be7416a6955..b01dc424c514e0d5d48ca0f5e8dfafaf94dd7899 100644 --- a/drivers/staging/lustre/lnet/lnet/router.c +++ b/drivers/staging/lustre/lnet/lnet/router.c @@ -27,8 +27,8 @@ #define LNET_NRB_SMALL_PAGES 1 #define LNET_NRB_LARGE_MIN 256 /* min value for each CPT */ #define LNET_NRB_LARGE (LNET_NRB_LARGE_MIN * 4) -#define LNET_NRB_LARGE_PAGES ((LNET_MTU + PAGE_CACHE_SIZE - 1) >> \ - PAGE_CACHE_SHIFT) +#define LNET_NRB_LARGE_PAGES ((LNET_MTU + PAGE_SIZE - 1) >> \ + PAGE_SHIFT) static char *forwarding = ""; module_param(forwarding, charp, 0444); @@ -1338,7 +1338,7 @@ lnet_new_rtrbuf(lnet_rtrbufpool_t *rbp, int cpt) return NULL; } - rb->rb_kiov[i].kiov_len = PAGE_CACHE_SIZE; + rb->rb_kiov[i].kiov_len = PAGE_SIZE; rb->rb_kiov[i].kiov_offset = 0; rb->rb_kiov[i].kiov_page = page; } diff --git a/drivers/staging/lustre/lnet/selftest/brw_test.c b/drivers/staging/lustre/lnet/selftest/brw_test.c index eebc92412061fef6589c076b38bf62432222e220..dcb6e506f592a0b5cf784fce5caf8431995e0243 100644 --- a/drivers/staging/lustre/lnet/selftest/brw_test.c +++ b/drivers/staging/lustre/lnet/selftest/brw_test.c @@ -90,7 +90,7 @@ brw_client_init(sfw_test_instance_t *tsi) * NB: this is not going to work for variable page size, * but we have to keep it for compatibility */ - len = npg * PAGE_CACHE_SIZE; + len = npg * PAGE_SIZE; } else { test_bulk_req_v1_t *breq = &tsi->tsi_u.bulk_v1; @@ -104,7 +104,7 @@ brw_client_init(sfw_test_instance_t *tsi) opc = breq->blk_opc; flags = breq->blk_flags; len = breq->blk_len; - npg = (len + PAGE_CACHE_SIZE - 1) >> PAGE_CACHE_SHIFT; + npg = (len + PAGE_SIZE - 1) >> PAGE_SHIFT; } if (npg > LNET_MAX_IOV || npg <= 0) @@ -167,13 +167,13 @@ brw_fill_page(struct page *pg, int pattern, __u64 magic) if (pattern == LST_BRW_CHECK_SIMPLE) { memcpy(addr, &magic, BRW_MSIZE); - addr += PAGE_CACHE_SIZE - BRW_MSIZE; + addr += PAGE_SIZE - BRW_MSIZE; memcpy(addr, &magic, BRW_MSIZE); return; } if (pattern == LST_BRW_CHECK_FULL) { - for (i = 0; i < PAGE_CACHE_SIZE / BRW_MSIZE; i++) + for (i = 0; i < PAGE_SIZE / BRW_MSIZE; i++) memcpy(addr + i * BRW_MSIZE, &magic, BRW_MSIZE); return; } @@ -198,7 +198,7 @@ brw_check_page(struct page *pg, int pattern, __u64 magic) if (data != magic) goto bad_data; - addr += PAGE_CACHE_SIZE - BRW_MSIZE; + addr += PAGE_SIZE - BRW_MSIZE; data = *((__u64 *)addr); if (data != magic) goto bad_data; @@ -207,7 +207,7 @@ brw_check_page(struct page *pg, int pattern, __u64 magic) } if (pattern == LST_BRW_CHECK_FULL) { - for (i = 0; i < PAGE_CACHE_SIZE / BRW_MSIZE; i++) { + for (i = 0; i < PAGE_SIZE / BRW_MSIZE; i++) { data = *(((__u64 *)addr) + i); if (data != magic) goto bad_data; @@ -278,7 +278,7 @@ brw_client_prep_rpc(sfw_test_unit_t *tsu, opc = breq->blk_opc; flags = breq->blk_flags; npg = breq->blk_npg; - len = npg * PAGE_CACHE_SIZE; + len = npg * PAGE_SIZE; } else { test_bulk_req_v1_t *breq = &tsi->tsi_u.bulk_v1; @@ -292,7 +292,7 @@ brw_client_prep_rpc(sfw_test_unit_t *tsu, opc = breq->blk_opc; flags = breq->blk_flags; len = breq->blk_len; - npg = (len + PAGE_CACHE_SIZE - 1) >> PAGE_CACHE_SHIFT; + npg = (len + PAGE_SIZE - 1) >> PAGE_SHIFT; } rc = sfw_create_test_rpc(tsu, dest, sn->sn_features, npg, len, &rpc); @@ -463,10 +463,10 @@ brw_server_handle(struct srpc_server_rpc *rpc) reply->brw_status = EINVAL; return 0; } - npg = reqst->brw_len >> PAGE_CACHE_SHIFT; + npg = reqst->brw_len >> PAGE_SHIFT; } else { - npg = (reqst->brw_len + PAGE_CACHE_SIZE - 1) >> PAGE_CACHE_SHIFT; + npg = (reqst->brw_len + PAGE_SIZE - 1) >> PAGE_SHIFT; } replymsg->msg_ses_feats = reqstmsg->msg_ses_feats; diff --git a/drivers/staging/lustre/lnet/selftest/conctl.c b/drivers/staging/lustre/lnet/selftest/conctl.c index 5c7cb72eac9a5b4ff59162b06aacd8352a26f38c..79ee6c0bf7c14aa0c21060c2fd10efe5007c9566 100644 --- a/drivers/staging/lustre/lnet/selftest/conctl.c +++ b/drivers/staging/lustre/lnet/selftest/conctl.c @@ -743,7 +743,7 @@ static int lst_test_add_ioctl(lstio_test_args_t *args) if (args->lstio_tes_param && (args->lstio_tes_param_len <= 0 || args->lstio_tes_param_len > - PAGE_CACHE_SIZE - sizeof(lstcon_test_t))) + PAGE_SIZE - sizeof(lstcon_test_t))) return -EINVAL; LIBCFS_ALLOC(batch_name, args->lstio_tes_bat_nmlen + 1); @@ -819,7 +819,7 @@ lstcon_ioctl_entry(unsigned int cmd, struct libcfs_ioctl_hdr *hdr) opc = data->ioc_u32[0]; - if (data->ioc_plen1 > PAGE_CACHE_SIZE) + if (data->ioc_plen1 > PAGE_SIZE) return -EINVAL; LIBCFS_ALLOC(buf, data->ioc_plen1); diff --git a/drivers/staging/lustre/lnet/selftest/conrpc.c b/drivers/staging/lustre/lnet/selftest/conrpc.c index bcd78888f9cc3381b99e7bfb93d1b3fdc7f60869..35a227d0c6577ab79555487b52a05a70668ba0e1 100644 --- a/drivers/staging/lustre/lnet/selftest/conrpc.c +++ b/drivers/staging/lustre/lnet/selftest/conrpc.c @@ -786,8 +786,8 @@ lstcon_bulkrpc_v0_prep(lst_test_bulk_param_t *param, srpc_test_reqst_t *req) test_bulk_req_t *brq = &req->tsr_u.bulk_v0; brq->blk_opc = param->blk_opc; - brq->blk_npg = (param->blk_size + PAGE_CACHE_SIZE - 1) / - PAGE_CACHE_SIZE; + brq->blk_npg = (param->blk_size + PAGE_SIZE - 1) / + PAGE_SIZE; brq->blk_flags = param->blk_flags; return 0; @@ -822,7 +822,7 @@ lstcon_testrpc_prep(lstcon_node_t *nd, int transop, unsigned feats, if (transop == LST_TRANS_TSBCLIADD) { npg = sfw_id_pages(test->tes_span); nob = !(feats & LST_FEAT_BULK_LEN) ? - npg * PAGE_CACHE_SIZE : + npg * PAGE_SIZE : sizeof(lnet_process_id_packed_t) * test->tes_span; } @@ -851,8 +851,8 @@ lstcon_testrpc_prep(lstcon_node_t *nd, int transop, unsigned feats, LASSERT(nob > 0); len = !(feats & LST_FEAT_BULK_LEN) ? - PAGE_CACHE_SIZE : - min_t(int, nob, PAGE_CACHE_SIZE); + PAGE_SIZE : + min_t(int, nob, PAGE_SIZE); nob -= len; bulk->bk_iovs[i].kiov_offset = 0; diff --git a/drivers/staging/lustre/lnet/selftest/framework.c b/drivers/staging/lustre/lnet/selftest/framework.c index 926c3970c498e1b461739b0c10808bb487a1fc46..e2c53239936684efb1ac6bd3862939deb11a4851 100644 --- a/drivers/staging/lustre/lnet/selftest/framework.c +++ b/drivers/staging/lustre/lnet/selftest/framework.c @@ -1161,7 +1161,7 @@ sfw_add_test(struct srpc_server_rpc *rpc) int len; if (!(sn->sn_features & LST_FEAT_BULK_LEN)) { - len = npg * PAGE_CACHE_SIZE; + len = npg * PAGE_SIZE; } else { len = sizeof(lnet_process_id_packed_t) * diff --git a/drivers/staging/lustre/lnet/selftest/rpc.c b/drivers/staging/lustre/lnet/selftest/rpc.c index 69be7d6f48fa9173ad3510fc56e4e4b9e45eb680..7d7748d96332613d4b27aaba5f49cb59a5f9ddc5 100644 --- a/drivers/staging/lustre/lnet/selftest/rpc.c +++ b/drivers/staging/lustre/lnet/selftest/rpc.c @@ -90,7 +90,7 @@ void srpc_set_counters(const srpc_counters_t *cnt) static int srpc_add_bulk_page(srpc_bulk_t *bk, struct page *pg, int i, int nob) { - nob = min_t(int, nob, PAGE_CACHE_SIZE); + nob = min_t(int, nob, PAGE_SIZE); LASSERT(nob > 0); LASSERT(i >= 0 && i < bk->bk_niov); diff --git a/drivers/staging/lustre/lnet/selftest/selftest.h b/drivers/staging/lustre/lnet/selftest/selftest.h index 288522d4d7b94fa5f42f326b522e3c33af888d8b..e689ca1846e191f9013cb4129c5ce75a65759310 100644 --- a/drivers/staging/lustre/lnet/selftest/selftest.h +++ b/drivers/staging/lustre/lnet/selftest/selftest.h @@ -390,10 +390,10 @@ typedef struct sfw_test_instance { } tsi_u; } sfw_test_instance_t; -/* XXX: trailing (PAGE_CACHE_SIZE % sizeof(lnet_process_id_t)) bytes at - * the end of pages are not used */ +/* XXX: trailing (PAGE_SIZE % sizeof(lnet_process_id_t)) bytes at the end of + * pages are not used */ #define SFW_MAX_CONCUR LST_MAX_CONCUR -#define SFW_ID_PER_PAGE (PAGE_CACHE_SIZE / sizeof(lnet_process_id_packed_t)) +#define SFW_ID_PER_PAGE (PAGE_SIZE / sizeof(lnet_process_id_packed_t)) #define SFW_MAX_NDESTS (LNET_MAX_IOV * SFW_ID_PER_PAGE) #define sfw_id_pages(n) (((n) + SFW_ID_PER_PAGE - 1) / SFW_ID_PER_PAGE) diff --git a/drivers/staging/lustre/lustre/include/linux/lustre_patchless_compat.h b/drivers/staging/lustre/lustre/include/linux/lustre_patchless_compat.h index 33e0b99e1fb4712db6b9797dc3d0f295eb0f7343..c6c7f54637fb2a35b97c1fe3b7d0e9cdb73517b9 100644 --- a/drivers/staging/lustre/lustre/include/linux/lustre_patchless_compat.h +++ b/drivers/staging/lustre/lustre/include/linux/lustre_patchless_compat.h @@ -52,7 +52,7 @@ truncate_complete_page(struct address_space *mapping, struct page *page) return; if (PagePrivate(page)) - page->mapping->a_ops->invalidatepage(page, 0, PAGE_CACHE_SIZE); + page->mapping->a_ops->invalidatepage(page, 0, PAGE_SIZE); cancel_dirty_page(page); ClearPageMappedToDisk(page); diff --git a/drivers/staging/lustre/lustre/include/lu_object.h b/drivers/staging/lustre/lustre/include/lu_object.h index b5088b13a3051b902fa450af6be0ae9ba4f61fe9..242bb1ef62453a3b022cfdbd558a48170aab2dde 100644 --- a/drivers/staging/lustre/lustre/include/lu_object.h +++ b/drivers/staging/lustre/lustre/include/lu_object.h @@ -1118,7 +1118,7 @@ struct lu_context_key { { \ type *value; \ \ - CLASSERT(PAGE_CACHE_SIZE >= sizeof (*value)); \ + CLASSERT(PAGE_SIZE >= sizeof (*value)); \ \ value = kzalloc(sizeof(*value), GFP_NOFS); \ if (!value) \ diff --git a/drivers/staging/lustre/lustre/include/lustre/lustre_idl.h b/drivers/staging/lustre/lustre/include/lustre/lustre_idl.h index da8bc6eadd13fe0f5067f1eef6dddd4810b0f989..5aae1d06a5fa9a7cb80f1469485eaedc616392f7 100644 --- a/drivers/staging/lustre/lustre/include/lustre/lustre_idl.h +++ b/drivers/staging/lustre/lustre/include/lustre/lustre_idl.h @@ -1022,16 +1022,16 @@ static inline int lu_dirent_size(struct lu_dirent *ent) * MDS_READPAGE page size * * This is the directory page size packed in MDS_READPAGE RPC. - * It's different than PAGE_CACHE_SIZE because the client needs to + * It's different than PAGE_SIZE because the client needs to * access the struct lu_dirpage header packed at the beginning of * the "page" and without this there isn't any way to know find the - * lu_dirpage header is if client and server PAGE_CACHE_SIZE differ. + * lu_dirpage header is if client and server PAGE_SIZE differ. */ #define LU_PAGE_SHIFT 12 #define LU_PAGE_SIZE (1UL << LU_PAGE_SHIFT) #define LU_PAGE_MASK (~(LU_PAGE_SIZE - 1)) -#define LU_PAGE_COUNT (1 << (PAGE_CACHE_SHIFT - LU_PAGE_SHIFT)) +#define LU_PAGE_COUNT (1 << (PAGE_SHIFT - LU_PAGE_SHIFT)) /** @} lu_dir */ diff --git a/drivers/staging/lustre/lustre/include/lustre_mdc.h b/drivers/staging/lustre/lustre/include/lustre_mdc.h index df94f9f3bef27dcb9f0ab712ad6b1e02f50afa0d..af77eb359c434333476e47bac1a6f87815fcfd35 100644 --- a/drivers/staging/lustre/lustre/include/lustre_mdc.h +++ b/drivers/staging/lustre/lustre/include/lustre_mdc.h @@ -155,12 +155,12 @@ static inline void mdc_update_max_ea_from_body(struct obd_export *exp, if (cli->cl_max_mds_easize < body->max_mdsize) { cli->cl_max_mds_easize = body->max_mdsize; cli->cl_default_mds_easize = - min_t(__u32, body->max_mdsize, PAGE_CACHE_SIZE); + min_t(__u32, body->max_mdsize, PAGE_SIZE); } if (cli->cl_max_mds_cookiesize < body->max_cookiesize) { cli->cl_max_mds_cookiesize = body->max_cookiesize; cli->cl_default_mds_cookiesize = - min_t(__u32, body->max_cookiesize, PAGE_CACHE_SIZE); + min_t(__u32, body->max_cookiesize, PAGE_SIZE); } } } diff --git a/drivers/staging/lustre/lustre/include/lustre_net.h b/drivers/staging/lustre/lustre/include/lustre_net.h index 4fa1a18b7d1510d3a924a60136a8b95c33478bae..69586a522eb7fa152b368fe8a791752fbd71ac41 100644 --- a/drivers/staging/lustre/lustre/include/lustre_net.h +++ b/drivers/staging/lustre/lustre/include/lustre_net.h @@ -99,21 +99,21 @@ */ #define PTLRPC_MAX_BRW_BITS (LNET_MTU_BITS + PTLRPC_BULK_OPS_BITS) #define PTLRPC_MAX_BRW_SIZE (1 << PTLRPC_MAX_BRW_BITS) -#define PTLRPC_MAX_BRW_PAGES (PTLRPC_MAX_BRW_SIZE >> PAGE_CACHE_SHIFT) +#define PTLRPC_MAX_BRW_PAGES (PTLRPC_MAX_BRW_SIZE >> PAGE_SHIFT) #define ONE_MB_BRW_SIZE (1 << LNET_MTU_BITS) #define MD_MAX_BRW_SIZE (1 << LNET_MTU_BITS) -#define MD_MAX_BRW_PAGES (MD_MAX_BRW_SIZE >> PAGE_CACHE_SHIFT) +#define MD_MAX_BRW_PAGES (MD_MAX_BRW_SIZE >> PAGE_SHIFT) #define DT_MAX_BRW_SIZE PTLRPC_MAX_BRW_SIZE -#define DT_MAX_BRW_PAGES (DT_MAX_BRW_SIZE >> PAGE_CACHE_SHIFT) +#define DT_MAX_BRW_PAGES (DT_MAX_BRW_SIZE >> PAGE_SHIFT) #define OFD_MAX_BRW_SIZE (1 << LNET_MTU_BITS) /* When PAGE_SIZE is a constant, we can check our arithmetic here with cpp! */ # if ((PTLRPC_MAX_BRW_PAGES & (PTLRPC_MAX_BRW_PAGES - 1)) != 0) # error "PTLRPC_MAX_BRW_PAGES isn't a power of two" # endif -# if (PTLRPC_MAX_BRW_SIZE != (PTLRPC_MAX_BRW_PAGES * PAGE_CACHE_SIZE)) -# error "PTLRPC_MAX_BRW_SIZE isn't PTLRPC_MAX_BRW_PAGES * PAGE_CACHE_SIZE" +# if (PTLRPC_MAX_BRW_SIZE != (PTLRPC_MAX_BRW_PAGES * PAGE_SIZE)) +# error "PTLRPC_MAX_BRW_SIZE isn't PTLRPC_MAX_BRW_PAGES * PAGE_SIZE" # endif # if (PTLRPC_MAX_BRW_SIZE > LNET_MTU * PTLRPC_BULK_OPS_COUNT) # error "PTLRPC_MAX_BRW_SIZE too big" diff --git a/drivers/staging/lustre/lustre/include/obd.h b/drivers/staging/lustre/lustre/include/obd.h index 4a0f2e8b19f6cad6f056853429cde1be0ac9c357..4264d97650ecf4776bfe785cdf80627940d68ef2 100644 --- a/drivers/staging/lustre/lustre/include/obd.h +++ b/drivers/staging/lustre/lustre/include/obd.h @@ -272,7 +272,7 @@ struct client_obd { int cl_grant_shrink_interval; /* seconds */ /* A chunk is an optimal size used by osc_extent to determine - * the extent size. A chunk is max(PAGE_CACHE_SIZE, OST block size) + * the extent size. A chunk is max(PAGE_SIZE, OST block size) */ int cl_chunkbits; int cl_chunk; @@ -1318,7 +1318,7 @@ static inline bool filename_is_volatile(const char *name, int namelen, int *idx) static inline int cli_brw_size(struct obd_device *obd) { - return obd->u.cli.cl_max_pages_per_rpc << PAGE_CACHE_SHIFT; + return obd->u.cli.cl_max_pages_per_rpc << PAGE_SHIFT; } #endif /* __OBD_H */ diff --git a/drivers/staging/lustre/lustre/include/obd_support.h b/drivers/staging/lustre/lustre/include/obd_support.h index 225262fa67b6cb354d2f4107ec21365ef8636134..f8ee3a3254bab69e4f08f4cb1aec469cd14cb22d 100644 --- a/drivers/staging/lustre/lustre/include/obd_support.h +++ b/drivers/staging/lustre/lustre/include/obd_support.h @@ -500,7 +500,7 @@ extern char obd_jobid_var[]; #ifdef POISON_BULK #define POISON_PAGE(page, val) do { \ - memset(kmap(page), val, PAGE_CACHE_SIZE); \ + memset(kmap(page), val, PAGE_SIZE); \ kunmap(page); \ } while (0) #else diff --git a/drivers/staging/lustre/lustre/lclient/lcommon_cl.c b/drivers/staging/lustre/lustre/lclient/lcommon_cl.c index aced41ab93a144e5b72c9f8a605f5c6c579538c2..96141d17d07f596274748cef1da4410b03f9328c 100644 --- a/drivers/staging/lustre/lustre/lclient/lcommon_cl.c +++ b/drivers/staging/lustre/lustre/lclient/lcommon_cl.c @@ -758,9 +758,9 @@ int ccc_prep_size(const struct lu_env *env, struct cl_object *obj, * --bug 17336 */ loff_t size = cl_isize_read(inode); - loff_t cur_index = start >> PAGE_CACHE_SHIFT; + loff_t cur_index = start >> PAGE_SHIFT; loff_t size_index = (size - 1) >> - PAGE_CACHE_SHIFT; + PAGE_SHIFT; if ((size == 0 && cur_index != 0) || size_index < cur_index) diff --git a/drivers/staging/lustre/lustre/ldlm/ldlm_lib.c b/drivers/staging/lustre/lustre/ldlm/ldlm_lib.c index b586d5a88d0043279e5d2b51d4e375b58a040b3e..7dd7df59aa1f2848c731027147384eb66c799c72 100644 --- a/drivers/staging/lustre/lustre/ldlm/ldlm_lib.c +++ b/drivers/staging/lustre/lustre/ldlm/ldlm_lib.c @@ -307,8 +307,8 @@ int client_obd_setup(struct obd_device *obddev, struct lustre_cfg *lcfg) cli->cl_avail_grant = 0; /* FIXME: Should limit this for the sum of all cl_dirty_max. */ cli->cl_dirty_max = OSC_MAX_DIRTY_DEFAULT * 1024 * 1024; - if (cli->cl_dirty_max >> PAGE_CACHE_SHIFT > totalram_pages / 8) - cli->cl_dirty_max = totalram_pages << (PAGE_CACHE_SHIFT - 3); + if (cli->cl_dirty_max >> PAGE_SHIFT > totalram_pages / 8) + cli->cl_dirty_max = totalram_pages << (PAGE_SHIFT - 3); INIT_LIST_HEAD(&cli->cl_cache_waiters); INIT_LIST_HEAD(&cli->cl_loi_ready_list); INIT_LIST_HEAD(&cli->cl_loi_hp_ready_list); @@ -353,15 +353,15 @@ int client_obd_setup(struct obd_device *obddev, struct lustre_cfg *lcfg) * In the future this should likely be increased. LU-1431 */ cli->cl_max_pages_per_rpc = min_t(int, PTLRPC_MAX_BRW_PAGES, - LNET_MTU >> PAGE_CACHE_SHIFT); + LNET_MTU >> PAGE_SHIFT); if (!strcmp(name, LUSTRE_MDC_NAME)) { cli->cl_max_rpcs_in_flight = MDC_MAX_RIF_DEFAULT; - } else if (totalram_pages >> (20 - PAGE_CACHE_SHIFT) <= 128 /* MB */) { + } else if (totalram_pages >> (20 - PAGE_SHIFT) <= 128 /* MB */) { cli->cl_max_rpcs_in_flight = 2; - } else if (totalram_pages >> (20 - PAGE_CACHE_SHIFT) <= 256 /* MB */) { + } else if (totalram_pages >> (20 - PAGE_SHIFT) <= 256 /* MB */) { cli->cl_max_rpcs_in_flight = 3; - } else if (totalram_pages >> (20 - PAGE_CACHE_SHIFT) <= 512 /* MB */) { + } else if (totalram_pages >> (20 - PAGE_SHIFT) <= 512 /* MB */) { cli->cl_max_rpcs_in_flight = 4; } else { cli->cl_max_rpcs_in_flight = OSC_MAX_RIF_DEFAULT; diff --git a/drivers/staging/lustre/lustre/ldlm/ldlm_pool.c b/drivers/staging/lustre/lustre/ldlm/ldlm_pool.c index 3e937b0502035d6083df20e807dfa7aca3175e5f..b913ba9cf97c5327dabfb5289c3c281f11c2e647 100644 --- a/drivers/staging/lustre/lustre/ldlm/ldlm_pool.c +++ b/drivers/staging/lustre/lustre/ldlm/ldlm_pool.c @@ -107,7 +107,7 @@ /* * 50 ldlm locks for 1MB of RAM. */ -#define LDLM_POOL_HOST_L ((NUM_CACHEPAGES >> (20 - PAGE_CACHE_SHIFT)) * 50) +#define LDLM_POOL_HOST_L ((NUM_CACHEPAGES >> (20 - PAGE_SHIFT)) * 50) /* * Maximal possible grant step plan in %. diff --git a/drivers/staging/lustre/lustre/ldlm/ldlm_request.c b/drivers/staging/lustre/lustre/ldlm/ldlm_request.c index c7904a96f9af55cb78b898b992a8d56bf4675e68..74e193e52cd635dbaa871df22be98e727e4247f9 100644 --- a/drivers/staging/lustre/lustre/ldlm/ldlm_request.c +++ b/drivers/staging/lustre/lustre/ldlm/ldlm_request.c @@ -546,7 +546,7 @@ static inline int ldlm_req_handles_avail(int req_size, int off) { int avail; - avail = min_t(int, LDLM_MAXREQSIZE, PAGE_CACHE_SIZE - 512) - req_size; + avail = min_t(int, LDLM_MAXREQSIZE, PAGE_SIZE - 512) - req_size; if (likely(avail >= 0)) avail /= (int)sizeof(struct lustre_handle); else diff --git a/drivers/staging/lustre/lustre/llite/dir.c b/drivers/staging/lustre/lustre/llite/dir.c index 4e0a3e5833308215cc1c862ed540eda59519d75b..e4c82883e580973c14d8c39c08980fecd408e2fc 100644 --- a/drivers/staging/lustre/lustre/llite/dir.c +++ b/drivers/staging/lustre/lustre/llite/dir.c @@ -134,9 +134,8 @@ * a header lu_dirpage which describes the start/end hash, and whether this * page is empty (contains no dir entry) or hash collide with next page. * After client receives reply, several pages will be integrated into dir page - * in PAGE_CACHE_SIZE (if PAGE_CACHE_SIZE greater than LU_PAGE_SIZE), and the - * lu_dirpage for this integrated page will be adjusted. See - * lmv_adjust_dirpages(). + * in PAGE_SIZE (if PAGE_SIZE greater than LU_PAGE_SIZE), and the lu_dirpage + * for this integrated page will be adjusted. See lmv_adjust_dirpages(). * */ @@ -153,7 +152,7 @@ static int ll_dir_filler(void *_hash, struct page *page0) struct page **page_pool; struct page *page; struct lu_dirpage *dp; - int max_pages = ll_i2sbi(inode)->ll_md_brw_size >> PAGE_CACHE_SHIFT; + int max_pages = ll_i2sbi(inode)->ll_md_brw_size >> PAGE_SHIFT; int nrdpgs = 0; /* number of pages read actually */ int npages; int i; @@ -193,8 +192,8 @@ static int ll_dir_filler(void *_hash, struct page *page0) if (body->valid & OBD_MD_FLSIZE) cl_isize_write(inode, body->size); - nrdpgs = (request->rq_bulk->bd_nob_transferred+PAGE_CACHE_SIZE-1) - >> PAGE_CACHE_SHIFT; + nrdpgs = (request->rq_bulk->bd_nob_transferred+PAGE_SIZE-1) + >> PAGE_SHIFT; SetPageUptodate(page0); } unlock_page(page0); @@ -209,7 +208,7 @@ static int ll_dir_filler(void *_hash, struct page *page0) page = page_pool[i]; if (rc < 0 || i >= nrdpgs) { - page_cache_release(page); + put_page(page); continue; } @@ -230,7 +229,7 @@ static int ll_dir_filler(void *_hash, struct page *page0) CDEBUG(D_VFSTRACE, "page %lu add to page cache failed: %d\n", offset, ret); } - page_cache_release(page); + put_page(page); } if (page_pool != &page0) @@ -247,7 +246,7 @@ void ll_release_page(struct page *page, int remove) truncate_complete_page(page->mapping, page); unlock_page(page); } - page_cache_release(page); + put_page(page); } /* @@ -273,7 +272,7 @@ static struct page *ll_dir_page_locate(struct inode *dir, __u64 *hash, if (found > 0 && !radix_tree_exceptional_entry(page)) { struct lu_dirpage *dp; - page_cache_get(page); + get_page(page); spin_unlock_irq(&mapping->tree_lock); /* * In contrast to find_lock_page() we are sure that directory @@ -313,7 +312,7 @@ static struct page *ll_dir_page_locate(struct inode *dir, __u64 *hash, page = NULL; } } else { - page_cache_release(page); + put_page(page); page = ERR_PTR(-EIO); } @@ -1507,7 +1506,7 @@ static long ll_dir_ioctl(struct file *file, unsigned int cmd, unsigned long arg) st.st_gid = body->gid; st.st_rdev = body->rdev; st.st_size = body->size; - st.st_blksize = PAGE_CACHE_SIZE; + st.st_blksize = PAGE_SIZE; st.st_blocks = body->blocks; st.st_atime = body->atime; st.st_mtime = body->mtime; diff --git a/drivers/staging/lustre/lustre/llite/llite_internal.h b/drivers/staging/lustre/lustre/llite/llite_internal.h index 3e1572cb457b9077b726044d4b18f2b60be1a51b..e3c0f1dd4d3130471cddea4a547f3e3773ae755f 100644 --- a/drivers/staging/lustre/lustre/llite/llite_internal.h +++ b/drivers/staging/lustre/lustre/llite/llite_internal.h @@ -310,10 +310,10 @@ static inline struct ll_inode_info *ll_i2info(struct inode *inode) /* default to about 40meg of readahead on a given system. That much tied * up in 512k readahead requests serviced at 40ms each is about 1GB/s. */ -#define SBI_DEFAULT_READAHEAD_MAX (40UL << (20 - PAGE_CACHE_SHIFT)) +#define SBI_DEFAULT_READAHEAD_MAX (40UL << (20 - PAGE_SHIFT)) /* default to read-ahead full files smaller than 2MB on the second read */ -#define SBI_DEFAULT_READAHEAD_WHOLE_MAX (2UL << (20 - PAGE_CACHE_SHIFT)) +#define SBI_DEFAULT_READAHEAD_WHOLE_MAX (2UL << (20 - PAGE_SHIFT)) enum ra_stat { RA_STAT_HIT = 0, @@ -975,13 +975,13 @@ struct vm_area_struct *our_vma(struct mm_struct *mm, unsigned long addr, static inline void ll_invalidate_page(struct page *vmpage) { struct address_space *mapping = vmpage->mapping; - loff_t offset = vmpage->index << PAGE_CACHE_SHIFT; + loff_t offset = vmpage->index << PAGE_SHIFT; LASSERT(PageLocked(vmpage)); if (!mapping) return; - ll_teardown_mmaps(mapping, offset, offset + PAGE_CACHE_SIZE); + ll_teardown_mmaps(mapping, offset, offset + PAGE_SIZE); truncate_complete_page(mapping, vmpage); } diff --git a/drivers/staging/lustre/lustre/llite/llite_lib.c b/drivers/staging/lustre/lustre/llite/llite_lib.c index 6d6bb33e36557352fcbe8b9a16cd9ec7c5eaa39e..b57a992688a87bb8cabdc88cb5a254eebe57f135 100644 --- a/drivers/staging/lustre/lustre/llite/llite_lib.c +++ b/drivers/staging/lustre/lustre/llite/llite_lib.c @@ -85,7 +85,7 @@ static struct ll_sb_info *ll_init_sbi(struct super_block *sb) si_meminfo(&si); pages = si.totalram - si.totalhigh; - if (pages >> (20 - PAGE_CACHE_SHIFT) < 512) + if (pages >> (20 - PAGE_SHIFT) < 512) lru_page_max = pages / 2; else lru_page_max = (pages / 4) * 3; @@ -272,12 +272,12 @@ static int client_common_fill_super(struct super_block *sb, char *md, char *dt, valid != CLIENT_CONNECT_MDT_REQD) { char *buf; - buf = kzalloc(PAGE_CACHE_SIZE, GFP_KERNEL); + buf = kzalloc(PAGE_SIZE, GFP_KERNEL); if (!buf) { err = -ENOMEM; goto out_md_fid; } - obd_connect_flags2str(buf, PAGE_CACHE_SIZE, + obd_connect_flags2str(buf, PAGE_SIZE, valid ^ CLIENT_CONNECT_MDT_REQD, ","); LCONSOLE_ERROR_MSG(0x170, "Server %s does not support feature(s) needed for correct operation of this client (%s). Please upgrade server or downgrade client.\n", sbi->ll_md_exp->exp_obd->obd_name, buf); @@ -335,7 +335,7 @@ static int client_common_fill_super(struct super_block *sb, char *md, char *dt, if (data->ocd_connect_flags & OBD_CONNECT_BRW_SIZE) sbi->ll_md_brw_size = data->ocd_brw_size; else - sbi->ll_md_brw_size = PAGE_CACHE_SIZE; + sbi->ll_md_brw_size = PAGE_SIZE; if (data->ocd_connect_flags & OBD_CONNECT_LAYOUTLOCK) { LCONSOLE_INFO("Layout lock feature supported.\n"); diff --git a/drivers/staging/lustre/lustre/llite/llite_mmap.c b/drivers/staging/lustre/lustre/llite/llite_mmap.c index 69445a9f201196b257ea91c325494c184ba3cdc8..5b484e62ffd0a9e7babfd38201e5bc68f5cc814b 100644 --- a/drivers/staging/lustre/lustre/llite/llite_mmap.c +++ b/drivers/staging/lustre/lustre/llite/llite_mmap.c @@ -58,7 +58,7 @@ void policy_from_vma(ldlm_policy_data_t *policy, size_t count) { policy->l_extent.start = ((addr - vma->vm_start) & CFS_PAGE_MASK) + - (vma->vm_pgoff << PAGE_CACHE_SHIFT); + (vma->vm_pgoff << PAGE_SHIFT); policy->l_extent.end = (policy->l_extent.start + count - 1) | ~CFS_PAGE_MASK; } @@ -321,7 +321,7 @@ static int ll_fault0(struct vm_area_struct *vma, struct vm_fault *vmf) vmpage = vio->u.fault.ft_vmpage; if (result != 0 && vmpage) { - page_cache_release(vmpage); + put_page(vmpage); vmf->page = NULL; } } @@ -360,7 +360,7 @@ static int ll_fault(struct vm_area_struct *vma, struct vm_fault *vmf) lock_page(vmpage); if (unlikely(!vmpage->mapping)) { /* unlucky */ unlock_page(vmpage); - page_cache_release(vmpage); + put_page(vmpage); vmf->page = NULL; if (!printed && ++count > 16) { @@ -457,7 +457,7 @@ int ll_teardown_mmaps(struct address_space *mapping, __u64 first, __u64 last) LASSERTF(last > first, "last %llu first %llu\n", last, first); if (mapping_mapped(mapping)) { rc = 0; - unmap_mapping_range(mapping, first + PAGE_CACHE_SIZE - 1, + unmap_mapping_range(mapping, first + PAGE_SIZE - 1, last - first + 1, 0); } diff --git a/drivers/staging/lustre/lustre/llite/lloop.c b/drivers/staging/lustre/lustre/llite/lloop.c index b725fc16cf49fab8f8d32beb418ce7e3f7ac2faf..f169c0db63b44a93017f418a1f699528d572e3af 100644 --- a/drivers/staging/lustre/lustre/llite/lloop.c +++ b/drivers/staging/lustre/lustre/llite/lloop.c @@ -218,7 +218,7 @@ static int do_bio_lustrebacked(struct lloop_device *lo, struct bio *head) offset = (pgoff_t)(bio->bi_iter.bi_sector << 9) + lo->lo_offset; bio_for_each_segment(bvec, bio, iter) { BUG_ON(bvec.bv_offset != 0); - BUG_ON(bvec.bv_len != PAGE_CACHE_SIZE); + BUG_ON(bvec.bv_len != PAGE_SIZE); pages[page_count] = bvec.bv_page; offsets[page_count] = offset; @@ -232,7 +232,7 @@ static int do_bio_lustrebacked(struct lloop_device *lo, struct bio *head) (rw == WRITE) ? LPROC_LL_BRW_WRITE : LPROC_LL_BRW_READ, page_count); - pvec->ldp_size = page_count << PAGE_CACHE_SHIFT; + pvec->ldp_size = page_count << PAGE_SHIFT; pvec->ldp_nr = page_count; /* FIXME: in ll_direct_rw_pages, it has to allocate many cl_page{}s to @@ -507,7 +507,7 @@ static int loop_set_fd(struct lloop_device *lo, struct file *unused, set_device_ro(bdev, (lo_flags & LO_FLAGS_READ_ONLY) != 0); - lo->lo_blocksize = PAGE_CACHE_SIZE; + lo->lo_blocksize = PAGE_SIZE; lo->lo_device = bdev; lo->lo_flags = lo_flags; lo->lo_backing_file = file; @@ -525,11 +525,11 @@ static int loop_set_fd(struct lloop_device *lo, struct file *unused, lo->lo_queue->queuedata = lo; /* queue parameters */ - CLASSERT(PAGE_CACHE_SIZE < (1 << (sizeof(unsigned short) * 8))); + CLASSERT(PAGE_SIZE < (1 << (sizeof(unsigned short) * 8))); blk_queue_logical_block_size(lo->lo_queue, - (unsigned short)PAGE_CACHE_SIZE); + (unsigned short)PAGE_SIZE); blk_queue_max_hw_sectors(lo->lo_queue, - LLOOP_MAX_SEGMENTS << (PAGE_CACHE_SHIFT - 9)); + LLOOP_MAX_SEGMENTS << (PAGE_SHIFT - 9)); blk_queue_max_segments(lo->lo_queue, LLOOP_MAX_SEGMENTS); set_capacity(disks[lo->lo_number], size); diff --git a/drivers/staging/lustre/lustre/llite/lproc_llite.c b/drivers/staging/lustre/lustre/llite/lproc_llite.c index 45941a6600fed443b2bd50f5ee0d76accffdb467..27ab1261400e4f454e58a26bec9c6a3c53039af7 100644 --- a/drivers/staging/lustre/lustre/llite/lproc_llite.c +++ b/drivers/staging/lustre/lustre/llite/lproc_llite.c @@ -233,7 +233,7 @@ static ssize_t max_read_ahead_mb_show(struct kobject *kobj, pages_number = sbi->ll_ra_info.ra_max_pages; spin_unlock(&sbi->ll_lock); - mult = 1 << (20 - PAGE_CACHE_SHIFT); + mult = 1 << (20 - PAGE_SHIFT); return lprocfs_read_frac_helper(buf, PAGE_SIZE, pages_number, mult); } @@ -251,12 +251,12 @@ static ssize_t max_read_ahead_mb_store(struct kobject *kobj, if (rc) return rc; - pages_number *= 1 << (20 - PAGE_CACHE_SHIFT); /* MB -> pages */ + pages_number *= 1 << (20 - PAGE_SHIFT); /* MB -> pages */ if (pages_number > totalram_pages / 2) { CERROR("can't set file readahead more than %lu MB\n", - totalram_pages >> (20 - PAGE_CACHE_SHIFT + 1)); /*1/2 of RAM*/ + totalram_pages >> (20 - PAGE_SHIFT + 1)); /*1/2 of RAM*/ return -ERANGE; } @@ -281,7 +281,7 @@ static ssize_t max_read_ahead_per_file_mb_show(struct kobject *kobj, pages_number = sbi->ll_ra_info.ra_max_pages_per_file; spin_unlock(&sbi->ll_lock); - mult = 1 << (20 - PAGE_CACHE_SHIFT); + mult = 1 << (20 - PAGE_SHIFT); return lprocfs_read_frac_helper(buf, PAGE_SIZE, pages_number, mult); } @@ -326,7 +326,7 @@ static ssize_t max_read_ahead_whole_mb_show(struct kobject *kobj, pages_number = sbi->ll_ra_info.ra_max_read_ahead_whole_pages; spin_unlock(&sbi->ll_lock); - mult = 1 << (20 - PAGE_CACHE_SHIFT); + mult = 1 << (20 - PAGE_SHIFT); return lprocfs_read_frac_helper(buf, PAGE_SIZE, pages_number, mult); } @@ -349,7 +349,7 @@ static ssize_t max_read_ahead_whole_mb_store(struct kobject *kobj, */ if (pages_number > sbi->ll_ra_info.ra_max_pages_per_file) { CERROR("can't set max_read_ahead_whole_mb more than max_read_ahead_per_file_mb: %lu\n", - sbi->ll_ra_info.ra_max_pages_per_file >> (20 - PAGE_CACHE_SHIFT)); + sbi->ll_ra_info.ra_max_pages_per_file >> (20 - PAGE_SHIFT)); return -ERANGE; } @@ -366,7 +366,7 @@ static int ll_max_cached_mb_seq_show(struct seq_file *m, void *v) struct super_block *sb = m->private; struct ll_sb_info *sbi = ll_s2sbi(sb); struct cl_client_cache *cache = &sbi->ll_cache; - int shift = 20 - PAGE_CACHE_SHIFT; + int shift = 20 - PAGE_SHIFT; int max_cached_mb; int unused_mb; @@ -405,7 +405,7 @@ static ssize_t ll_max_cached_mb_seq_write(struct file *file, return -EFAULT; kernbuf[count] = 0; - mult = 1 << (20 - PAGE_CACHE_SHIFT); + mult = 1 << (20 - PAGE_SHIFT); buffer += lprocfs_find_named_value(kernbuf, "max_cached_mb:", &count) - kernbuf; rc = lprocfs_write_frac_helper(buffer, count, &pages_number, mult); @@ -415,7 +415,7 @@ static ssize_t ll_max_cached_mb_seq_write(struct file *file, if (pages_number < 0 || pages_number > totalram_pages) { CERROR("%s: can't set max cache more than %lu MB\n", ll_get_fsname(sb, NULL, 0), - totalram_pages >> (20 - PAGE_CACHE_SHIFT)); + totalram_pages >> (20 - PAGE_SHIFT)); return -ERANGE; } diff --git a/drivers/staging/lustre/lustre/llite/rw.c b/drivers/staging/lustre/lustre/llite/rw.c index 34614acf3f8ea77a81c484032e3a9d6f8026d2b1..edab6c5b7e5002ef6e1642a6b7b135fa4f6dc9de 100644 --- a/drivers/staging/lustre/lustre/llite/rw.c +++ b/drivers/staging/lustre/lustre/llite/rw.c @@ -146,10 +146,10 @@ static struct ll_cl_context *ll_cl_init(struct file *file, */ io->ci_lockreq = CILR_NEVER; - pos = vmpage->index << PAGE_CACHE_SHIFT; + pos = vmpage->index << PAGE_SHIFT; /* Create a temp IO to serve write. */ - result = cl_io_rw_init(env, io, CIT_WRITE, pos, PAGE_CACHE_SIZE); + result = cl_io_rw_init(env, io, CIT_WRITE, pos, PAGE_SIZE); if (result == 0) { cio->cui_fd = LUSTRE_FPRIVATE(file); cio->cui_iter = NULL; @@ -498,7 +498,7 @@ static int ll_read_ahead_page(const struct lu_env *env, struct cl_io *io, } if (rc != 1) unlock_page(vmpage); - page_cache_release(vmpage); + put_page(vmpage); } else { which = RA_STAT_FAILED_GRAB_PAGE; msg = "g_c_p_n failed"; @@ -521,13 +521,13 @@ static int ll_read_ahead_page(const struct lu_env *env, struct cl_io *io, * striped over, rather than having a constant value for all files here. */ -/* RAS_INCREASE_STEP should be (1UL << (inode->i_blkbits - PAGE_CACHE_SHIFT)). +/* RAS_INCREASE_STEP should be (1UL << (inode->i_blkbits - PAGE_SHIFT)). * Temporarily set RAS_INCREASE_STEP to 1MB. After 4MB RPC is enabled * by default, this should be adjusted corresponding with max_read_ahead_mb * and max_read_ahead_per_file_mb otherwise the readahead budget can be used * up quickly which will affect read performance significantly. See LU-2816 */ -#define RAS_INCREASE_STEP(inode) (ONE_MB_BRW_SIZE >> PAGE_CACHE_SHIFT) +#define RAS_INCREASE_STEP(inode) (ONE_MB_BRW_SIZE >> PAGE_SHIFT) static inline int stride_io_mode(struct ll_readahead_state *ras) { @@ -739,7 +739,7 @@ int ll_readahead(const struct lu_env *env, struct cl_io *io, end = rpc_boundary; /* Truncate RA window to end of file */ - end = min(end, (unsigned long)((kms - 1) >> PAGE_CACHE_SHIFT)); + end = min(end, (unsigned long)((kms - 1) >> PAGE_SHIFT)); ras->ras_next_readahead = max(end, end + 1); RAS_CDEBUG(ras); @@ -776,7 +776,7 @@ int ll_readahead(const struct lu_env *env, struct cl_io *io, if (reserved != 0) ll_ra_count_put(ll_i2sbi(inode), reserved); - if (ra_end == end + 1 && ra_end == (kms >> PAGE_CACHE_SHIFT)) + if (ra_end == end + 1 && ra_end == (kms >> PAGE_SHIFT)) ll_ra_stats_inc(mapping, RA_STAT_EOF); /* if we didn't get to the end of the region we reserved from @@ -985,8 +985,8 @@ void ras_update(struct ll_sb_info *sbi, struct inode *inode, if (ras->ras_requests == 2 && !ras->ras_request_index) { __u64 kms_pages; - kms_pages = (i_size_read(inode) + PAGE_CACHE_SIZE - 1) >> - PAGE_CACHE_SHIFT; + kms_pages = (i_size_read(inode) + PAGE_SIZE - 1) >> + PAGE_SHIFT; CDEBUG(D_READA, "kmsp %llu mwp %lu mp %lu\n", kms_pages, ra->ra_max_read_ahead_whole_pages, ra->ra_max_pages_per_file); @@ -1173,7 +1173,7 @@ int ll_writepage(struct page *vmpage, struct writeback_control *wbc) * PageWriteback or clean the page. */ result = cl_sync_file_range(inode, offset, - offset + PAGE_CACHE_SIZE - 1, + offset + PAGE_SIZE - 1, CL_FSYNC_LOCAL, 1); if (result > 0) { /* actually we may have written more than one page. @@ -1211,7 +1211,7 @@ int ll_writepages(struct address_space *mapping, struct writeback_control *wbc) int ignore_layout = 0; if (wbc->range_cyclic) { - start = mapping->writeback_index << PAGE_CACHE_SHIFT; + start = mapping->writeback_index << PAGE_SHIFT; end = OBD_OBJECT_EOF; } else { start = wbc->range_start; @@ -1241,7 +1241,7 @@ int ll_writepages(struct address_space *mapping, struct writeback_control *wbc) if (wbc->range_cyclic || (range_whole && wbc->nr_to_write > 0)) { if (end == OBD_OBJECT_EOF) end = i_size_read(inode); - mapping->writeback_index = (end >> PAGE_CACHE_SHIFT) + 1; + mapping->writeback_index = (end >> PAGE_SHIFT) + 1; } return result; } diff --git a/drivers/staging/lustre/lustre/llite/rw26.c b/drivers/staging/lustre/lustre/llite/rw26.c index 7a5db67bc68085e7749ec9238c01bda3c822ba33..69aa15e8e3efadee0c4a705a133848288884c5b9 100644 --- a/drivers/staging/lustre/lustre/llite/rw26.c +++ b/drivers/staging/lustre/lustre/llite/rw26.c @@ -87,7 +87,7 @@ static void ll_invalidatepage(struct page *vmpage, unsigned int offset, * below because they are run with page locked and all our io is * happening with locked page too */ - if (offset == 0 && length == PAGE_CACHE_SIZE) { + if (offset == 0 && length == PAGE_SIZE) { env = cl_env_get(&refcheck); if (!IS_ERR(env)) { inode = vmpage->mapping->host; @@ -193,8 +193,8 @@ static inline int ll_get_user_pages(int rw, unsigned long user_addr, return -EFBIG; } - *max_pages = (user_addr + size + PAGE_CACHE_SIZE - 1) >> PAGE_CACHE_SHIFT; - *max_pages -= user_addr >> PAGE_CACHE_SHIFT; + *max_pages = (user_addr + size + PAGE_SIZE - 1) >> PAGE_SHIFT; + *max_pages -= user_addr >> PAGE_SHIFT; *pages = libcfs_kvzalloc(*max_pages * sizeof(**pages), GFP_NOFS); if (*pages) { @@ -217,7 +217,7 @@ static void ll_free_user_pages(struct page **pages, int npages, int do_dirty) for (i = 0; i < npages; i++) { if (do_dirty) set_page_dirty_lock(pages[i]); - page_cache_release(pages[i]); + put_page(pages[i]); } kvfree(pages); } @@ -357,7 +357,7 @@ static ssize_t ll_direct_IO_26_seg(const struct lu_env *env, struct cl_io *io, * up to 22MB for 128kB kmalloc and up to 682MB for 4MB kmalloc. */ #define MAX_DIO_SIZE ((KMALLOC_MAX_SIZE / sizeof(struct brw_page) * \ - PAGE_CACHE_SIZE) & ~(DT_MAX_BRW_SIZE - 1)) + PAGE_SIZE) & ~(DT_MAX_BRW_SIZE - 1)) static ssize_t ll_direct_IO_26(struct kiocb *iocb, struct iov_iter *iter, loff_t file_offset) { @@ -382,8 +382,8 @@ static ssize_t ll_direct_IO_26(struct kiocb *iocb, struct iov_iter *iter, CDEBUG(D_VFSTRACE, "VFS Op:inode=%lu/%u(%p), size=%zd (max %lu), offset=%lld=%llx, pages %zd (max %lu)\n", inode->i_ino, inode->i_generation, inode, count, MAX_DIO_SIZE, - file_offset, file_offset, count >> PAGE_CACHE_SHIFT, - MAX_DIO_SIZE >> PAGE_CACHE_SHIFT); + file_offset, file_offset, count >> PAGE_SHIFT, + MAX_DIO_SIZE >> PAGE_SHIFT); /* Check that all user buffers are aligned as well */ if (iov_iter_alignment(iter) & ~CFS_PAGE_MASK) @@ -432,8 +432,8 @@ static ssize_t ll_direct_IO_26(struct kiocb *iocb, struct iov_iter *iter, * page worth of page pointers = 4MB on i386. */ if (result == -ENOMEM && - size > (PAGE_CACHE_SIZE / sizeof(*pages)) * - PAGE_CACHE_SIZE) { + size > (PAGE_SIZE / sizeof(*pages)) * + PAGE_SIZE) { size = ((((size / 2) - 1) | ~CFS_PAGE_MASK) + 1) & CFS_PAGE_MASK; @@ -474,10 +474,10 @@ static int ll_write_begin(struct file *file, struct address_space *mapping, loff_t pos, unsigned len, unsigned flags, struct page **pagep, void **fsdata) { - pgoff_t index = pos >> PAGE_CACHE_SHIFT; + pgoff_t index = pos >> PAGE_SHIFT; struct page *page; int rc; - unsigned from = pos & (PAGE_CACHE_SIZE - 1); + unsigned from = pos & (PAGE_SIZE - 1); page = grab_cache_page_write_begin(mapping, index, flags); if (!page) @@ -488,7 +488,7 @@ static int ll_write_begin(struct file *file, struct address_space *mapping, rc = ll_prepare_write(file, page, from, from + len); if (rc) { unlock_page(page); - page_cache_release(page); + put_page(page); } return rc; } @@ -497,12 +497,12 @@ static int ll_write_end(struct file *file, struct address_space *mapping, loff_t pos, unsigned len, unsigned copied, struct page *page, void *fsdata) { - unsigned from = pos & (PAGE_CACHE_SIZE - 1); + unsigned from = pos & (PAGE_SIZE - 1); int rc; rc = ll_commit_write(file, page, from, from + copied); unlock_page(page); - page_cache_release(page); + put_page(page); return rc ?: copied; } diff --git a/drivers/staging/lustre/lustre/llite/vvp_io.c b/drivers/staging/lustre/lustre/llite/vvp_io.c index fb0c26ee7ff3a58d6adc3c25adfc2cfd61c09169..85a835976174e7aa9be7459514f823070fd4e39b 100644 --- a/drivers/staging/lustre/lustre/llite/vvp_io.c +++ b/drivers/staging/lustre/lustre/llite/vvp_io.c @@ -512,9 +512,9 @@ static int vvp_io_read_start(const struct lu_env *env, vio->cui_ra_window_set = 1; bead->lrr_start = cl_index(obj, pos); /* - * XXX: explicit PAGE_CACHE_SIZE + * XXX: explicit PAGE_SIZE */ - bead->lrr_count = cl_index(obj, tot + PAGE_CACHE_SIZE - 1); + bead->lrr_count = cl_index(obj, tot + PAGE_SIZE - 1); ll_ra_read_in(file, bead); } @@ -959,7 +959,7 @@ static int vvp_io_prepare_write(const struct lu_env *env, * We're completely overwriting an existing page, so _don't_ * set it up to date until commit_write */ - if (from == 0 && to == PAGE_CACHE_SIZE) { + if (from == 0 && to == PAGE_SIZE) { CL_PAGE_HEADER(D_PAGE, env, pg, "full page write\n"); POISON_PAGE(page, 0x11); } else @@ -1022,7 +1022,7 @@ static int vvp_io_commit_write(const struct lu_env *env, set_page_dirty(vmpage); vvp_write_pending(cl2ccc(obj), cp); } else if (result == -EDQUOT) { - pgoff_t last_index = i_size_read(inode) >> PAGE_CACHE_SHIFT; + pgoff_t last_index = i_size_read(inode) >> PAGE_SHIFT; bool need_clip = true; /* @@ -1040,7 +1040,7 @@ static int vvp_io_commit_write(const struct lu_env *env, * being. */ if (last_index > pg->cp_index) { - to = PAGE_CACHE_SIZE; + to = PAGE_SIZE; need_clip = false; } else if (last_index == pg->cp_index) { int size_to = i_size_read(inode) & ~CFS_PAGE_MASK; diff --git a/drivers/staging/lustre/lustre/llite/vvp_page.c b/drivers/staging/lustre/lustre/llite/vvp_page.c index 850bae73407513deecd367e54ade48617abfe0aa..33ca3eb34965ebe87a1644d70af073a06b5d88a4 100644 --- a/drivers/staging/lustre/lustre/llite/vvp_page.c +++ b/drivers/staging/lustre/lustre/llite/vvp_page.c @@ -57,7 +57,7 @@ static void vvp_page_fini_common(struct ccc_page *cp) struct page *vmpage = cp->cpg_page; LASSERT(vmpage); - page_cache_release(vmpage); + put_page(vmpage); } static void vvp_page_fini(const struct lu_env *env, @@ -164,12 +164,12 @@ static int vvp_page_unmap(const struct lu_env *env, LASSERT(vmpage); LASSERT(PageLocked(vmpage)); - offset = vmpage->index << PAGE_CACHE_SHIFT; + offset = vmpage->index << PAGE_SHIFT; /* * XXX is it safe to call this with the page lock held? */ - ll_teardown_mmaps(vmpage->mapping, offset, offset + PAGE_CACHE_SIZE); + ll_teardown_mmaps(vmpage->mapping, offset, offset + PAGE_SIZE); return 0; } @@ -537,7 +537,7 @@ int vvp_page_init(const struct lu_env *env, struct cl_object *obj, CLOBINVRNT(env, obj, ccc_object_invariant(obj)); cpg->cpg_page = vmpage; - page_cache_get(vmpage); + get_page(vmpage); INIT_LIST_HEAD(&cpg->cpg_pending_linkage); if (page->cp_type == CPT_CACHEABLE) { diff --git a/drivers/staging/lustre/lustre/lmv/lmv_obd.c b/drivers/staging/lustre/lustre/lmv/lmv_obd.c index 0f776cf8a5aa37e237516237b6ada6da3823b393..9abb7c2b92315d17dd8ba670f9c43876846683d6 100644 --- a/drivers/staging/lustre/lustre/lmv/lmv_obd.c +++ b/drivers/staging/lustre/lustre/lmv/lmv_obd.c @@ -2017,7 +2017,7 @@ static int lmv_sync(struct obd_export *exp, const struct lu_fid *fid, * |s|e|f|p|ent| 0 | ... | 0 | * '----------------- -----' * - * However, on hosts where the native VM page size (PAGE_CACHE_SIZE) is + * However, on hosts where the native VM page size (PAGE_SIZE) is * larger than LU_PAGE_SIZE, a single host page may contain multiple * lu_dirpages. After reading the lu_dirpages from the MDS, the * ldp_hash_end of the first lu_dirpage refers to the one immediately @@ -2048,7 +2048,7 @@ static int lmv_sync(struct obd_export *exp, const struct lu_fid *fid, * - Adjust the lde_reclen of the ending entry of each lu_dirpage to span * to the first entry of the next lu_dirpage. */ -#if PAGE_CACHE_SIZE > LU_PAGE_SIZE +#if PAGE_SIZE > LU_PAGE_SIZE static void lmv_adjust_dirpages(struct page **pages, int ncfspgs, int nlupgs) { int i; @@ -2101,7 +2101,7 @@ static void lmv_adjust_dirpages(struct page **pages, int ncfspgs, int nlupgs) } #else #define lmv_adjust_dirpages(pages, ncfspgs, nlupgs) do {} while (0) -#endif /* PAGE_CACHE_SIZE > LU_PAGE_SIZE */ +#endif /* PAGE_SIZE > LU_PAGE_SIZE */ static int lmv_readpage(struct obd_export *exp, struct md_op_data *op_data, struct page **pages, struct ptlrpc_request **request) @@ -2110,7 +2110,7 @@ static int lmv_readpage(struct obd_export *exp, struct md_op_data *op_data, struct lmv_obd *lmv = &obd->u.lmv; __u64 offset = op_data->op_offset; int rc; - int ncfspgs; /* pages read in PAGE_CACHE_SIZE */ + int ncfspgs; /* pages read in PAGE_SIZE */ int nlupgs; /* pages read in LU_PAGE_SIZE */ struct lmv_tgt_desc *tgt; @@ -2129,8 +2129,8 @@ static int lmv_readpage(struct obd_export *exp, struct md_op_data *op_data, if (rc != 0) return rc; - ncfspgs = ((*request)->rq_bulk->bd_nob_transferred + PAGE_CACHE_SIZE - 1) - >> PAGE_CACHE_SHIFT; + ncfspgs = ((*request)->rq_bulk->bd_nob_transferred + PAGE_SIZE - 1) + >> PAGE_SHIFT; nlupgs = (*request)->rq_bulk->bd_nob_transferred >> LU_PAGE_SHIFT; LASSERT(!((*request)->rq_bulk->bd_nob_transferred & ~LU_PAGE_MASK)); LASSERT(ncfspgs > 0 && ncfspgs <= op_data->op_npages); diff --git a/drivers/staging/lustre/lustre/mdc/mdc_request.c b/drivers/staging/lustre/lustre/mdc/mdc_request.c index 55dd8ef9525ba3bedbbc7df00390f8c6739fe68d..b91d3ff18b02d2dc93913b204756aed8c45f4b3b 100644 --- a/drivers/staging/lustre/lustre/mdc/mdc_request.c +++ b/drivers/staging/lustre/lustre/mdc/mdc_request.c @@ -1002,10 +1002,10 @@ static int mdc_readpage(struct obd_export *exp, struct md_op_data *op_data, /* NB req now owns desc and will free it when it gets freed */ for (i = 0; i < op_data->op_npages; i++) - ptlrpc_prep_bulk_page_pin(desc, pages[i], 0, PAGE_CACHE_SIZE); + ptlrpc_prep_bulk_page_pin(desc, pages[i], 0, PAGE_SIZE); mdc_readdir_pack(req, op_data->op_offset, - PAGE_CACHE_SIZE * op_data->op_npages, + PAGE_SIZE * op_data->op_npages, &op_data->op_fid1); ptlrpc_request_set_replen(req); @@ -1037,7 +1037,7 @@ static int mdc_readpage(struct obd_export *exp, struct md_op_data *op_data, if (req->rq_bulk->bd_nob_transferred & ~LU_PAGE_MASK) { CERROR("Unexpected # bytes transferred: %d (%ld expected)\n", req->rq_bulk->bd_nob_transferred, - PAGE_CACHE_SIZE * op_data->op_npages); + PAGE_SIZE * op_data->op_npages); ptlrpc_req_finished(req); return -EPROTO; } diff --git a/drivers/staging/lustre/lustre/mgc/mgc_request.c b/drivers/staging/lustre/lustre/mgc/mgc_request.c index b7dc87248032fcbf1afea9975193810109c4ca0a..3924b095bfb01923987cd06b9b683c534b0ff9bd 100644 --- a/drivers/staging/lustre/lustre/mgc/mgc_request.c +++ b/drivers/staging/lustre/lustre/mgc/mgc_request.c @@ -1113,7 +1113,7 @@ static int mgc_import_event(struct obd_device *obd, } enum { - CONFIG_READ_NRPAGES_INIT = 1 << (20 - PAGE_CACHE_SHIFT), + CONFIG_READ_NRPAGES_INIT = 1 << (20 - PAGE_SHIFT), CONFIG_READ_NRPAGES = 4 }; @@ -1137,19 +1137,19 @@ static int mgc_apply_recover_logs(struct obd_device *mgc, LASSERT(cfg->cfg_instance); LASSERT(cfg->cfg_sb == cfg->cfg_instance); - inst = kzalloc(PAGE_CACHE_SIZE, GFP_KERNEL); + inst = kzalloc(PAGE_SIZE, GFP_KERNEL); if (!inst) return -ENOMEM; - pos = snprintf(inst, PAGE_CACHE_SIZE, "%p", cfg->cfg_instance); - if (pos >= PAGE_CACHE_SIZE) { + pos = snprintf(inst, PAGE_SIZE, "%p", cfg->cfg_instance); + if (pos >= PAGE_SIZE) { kfree(inst); return -E2BIG; } ++pos; buf = inst + pos; - bufsz = PAGE_CACHE_SIZE - pos; + bufsz = PAGE_SIZE - pos; while (datalen > 0) { int entry_len = sizeof(*entry); @@ -1181,7 +1181,7 @@ static int mgc_apply_recover_logs(struct obd_device *mgc, /* Keep this swab for normal mixed endian handling. LU-1644 */ if (mne_swab) lustre_swab_mgs_nidtbl_entry(entry); - if (entry->mne_length > PAGE_CACHE_SIZE) { + if (entry->mne_length > PAGE_SIZE) { CERROR("MNE too large (%u)\n", entry->mne_length); break; } @@ -1371,7 +1371,7 @@ static int mgc_process_recover_log(struct obd_device *obd, } body->mcb_offset = cfg->cfg_last_idx + 1; body->mcb_type = cld->cld_type; - body->mcb_bits = PAGE_CACHE_SHIFT; + body->mcb_bits = PAGE_SHIFT; body->mcb_units = nrpages; /* allocate bulk transfer descriptor */ @@ -1383,7 +1383,7 @@ static int mgc_process_recover_log(struct obd_device *obd, } for (i = 0; i < nrpages; i++) - ptlrpc_prep_bulk_page_pin(desc, pages[i], 0, PAGE_CACHE_SIZE); + ptlrpc_prep_bulk_page_pin(desc, pages[i], 0, PAGE_SIZE); ptlrpc_request_set_replen(req); rc = ptlrpc_queue_wait(req); @@ -1411,7 +1411,7 @@ static int mgc_process_recover_log(struct obd_device *obd, goto out; } - if (ealen > nrpages << PAGE_CACHE_SHIFT) { + if (ealen > nrpages << PAGE_SHIFT) { rc = -EINVAL; goto out; } @@ -1439,7 +1439,7 @@ static int mgc_process_recover_log(struct obd_device *obd, ptr = kmap(pages[i]); rc2 = mgc_apply_recover_logs(obd, cld, res->mcr_offset, ptr, - min_t(int, ealen, PAGE_CACHE_SIZE), + min_t(int, ealen, PAGE_SIZE), mne_swab); kunmap(pages[i]); if (rc2 < 0) { @@ -1448,7 +1448,7 @@ static int mgc_process_recover_log(struct obd_device *obd, break; } - ealen -= PAGE_CACHE_SIZE; + ealen -= PAGE_SIZE; } out: diff --git a/drivers/staging/lustre/lustre/obdclass/cl_page.c b/drivers/staging/lustre/lustre/obdclass/cl_page.c index 231a2f26c693f9ef17c070d384ad0a28d27fb069..394580016638dbc889059754b96e350640f64af7 100644 --- a/drivers/staging/lustre/lustre/obdclass/cl_page.c +++ b/drivers/staging/lustre/lustre/obdclass/cl_page.c @@ -1477,7 +1477,7 @@ loff_t cl_offset(const struct cl_object *obj, pgoff_t idx) /* * XXX for now. */ - return (loff_t)idx << PAGE_CACHE_SHIFT; + return (loff_t)idx << PAGE_SHIFT; } EXPORT_SYMBOL(cl_offset); @@ -1489,13 +1489,13 @@ pgoff_t cl_index(const struct cl_object *obj, loff_t offset) /* * XXX for now. */ - return offset >> PAGE_CACHE_SHIFT; + return offset >> PAGE_SHIFT; } EXPORT_SYMBOL(cl_index); int cl_page_size(const struct cl_object *obj) { - return 1 << PAGE_CACHE_SHIFT; + return 1 << PAGE_SHIFT; } EXPORT_SYMBOL(cl_page_size); diff --git a/drivers/staging/lustre/lustre/obdclass/class_obd.c b/drivers/staging/lustre/lustre/obdclass/class_obd.c index 1a938e1376f94df46e2b66366fdfc655b35f1c17..c2cf015962dd41c1a7c3856b10425c8a413c89cf 100644 --- a/drivers/staging/lustre/lustre/obdclass/class_obd.c +++ b/drivers/staging/lustre/lustre/obdclass/class_obd.c @@ -461,9 +461,9 @@ static int obd_init_checks(void) CWARN("LPD64 wrong length! strlen(%s)=%d != 2\n", buf, len); ret = -EINVAL; } - if ((u64val & ~CFS_PAGE_MASK) >= PAGE_CACHE_SIZE) { + if ((u64val & ~CFS_PAGE_MASK) >= PAGE_SIZE) { CWARN("mask failed: u64val %llu >= %llu\n", u64val, - (__u64)PAGE_CACHE_SIZE); + (__u64)PAGE_SIZE); ret = -EINVAL; } @@ -509,7 +509,7 @@ static int __init obdclass_init(void) * For clients with less memory, a larger fraction is needed * for other purposes (mostly for BGL). */ - if (totalram_pages <= 512 << (20 - PAGE_CACHE_SHIFT)) + if (totalram_pages <= 512 << (20 - PAGE_SHIFT)) obd_max_dirty_pages = totalram_pages / 4; else obd_max_dirty_pages = totalram_pages / 2; diff --git a/drivers/staging/lustre/lustre/obdclass/linux/linux-obdo.c b/drivers/staging/lustre/lustre/obdclass/linux/linux-obdo.c index 9496c09b2b69cf9d51c0b3fb35beb62f085870d2..b41b65e2f021f38b501b0fcef03bb9e193c31b8a 100644 --- a/drivers/staging/lustre/lustre/obdclass/linux/linux-obdo.c +++ b/drivers/staging/lustre/lustre/obdclass/linux/linux-obdo.c @@ -47,7 +47,6 @@ #include "../../include/lustre/lustre_idl.h" #include -#include /* for PAGE_CACHE_SIZE */ void obdo_refresh_inode(struct inode *dst, struct obdo *src, u32 valid) { @@ -71,8 +70,8 @@ void obdo_refresh_inode(struct inode *dst, struct obdo *src, u32 valid) if (valid & OBD_MD_FLBLKSZ && src->o_blksize > (1 << dst->i_blkbits)) dst->i_blkbits = ffs(src->o_blksize) - 1; - if (dst->i_blkbits < PAGE_CACHE_SHIFT) - dst->i_blkbits = PAGE_CACHE_SHIFT; + if (dst->i_blkbits < PAGE_SHIFT) + dst->i_blkbits = PAGE_SHIFT; /* allocation of space */ if (valid & OBD_MD_FLBLOCKS && src->o_blocks > dst->i_blocks) diff --git a/drivers/staging/lustre/lustre/obdclass/linux/linux-sysctl.c b/drivers/staging/lustre/lustre/obdclass/linux/linux-sysctl.c index fd333b9e968c235d09726a0c208e6c0bcbdd9511..e6bf414a44446cc8f27b87c54a244563b9102f56 100644 --- a/drivers/staging/lustre/lustre/obdclass/linux/linux-sysctl.c +++ b/drivers/staging/lustre/lustre/obdclass/linux/linux-sysctl.c @@ -100,7 +100,7 @@ static ssize_t max_dirty_mb_show(struct kobject *kobj, struct attribute *attr, char *buf) { return sprintf(buf, "%ul\n", - obd_max_dirty_pages / (1 << (20 - PAGE_CACHE_SHIFT))); + obd_max_dirty_pages / (1 << (20 - PAGE_SHIFT))); } static ssize_t max_dirty_mb_store(struct kobject *kobj, struct attribute *attr, @@ -113,14 +113,14 @@ static ssize_t max_dirty_mb_store(struct kobject *kobj, struct attribute *attr, if (rc) return rc; - val *= 1 << (20 - PAGE_CACHE_SHIFT); /* convert to pages */ + val *= 1 << (20 - PAGE_SHIFT); /* convert to pages */ if (val > ((totalram_pages / 10) * 9)) { /* Somebody wants to assign too much memory to dirty pages */ return -EINVAL; } - if (val < 4 << (20 - PAGE_CACHE_SHIFT)) { + if (val < 4 << (20 - PAGE_SHIFT)) { /* Less than 4 Mb for dirty cache is also bad */ return -EINVAL; } diff --git a/drivers/staging/lustre/lustre/obdclass/lu_object.c b/drivers/staging/lustre/lustre/obdclass/lu_object.c index 65a4746c89ca1e9565a764be954558c88d74314a..978568ada8e93025c4877681edef57f993d67d38 100644 --- a/drivers/staging/lustre/lustre/obdclass/lu_object.c +++ b/drivers/staging/lustre/lustre/obdclass/lu_object.c @@ -840,8 +840,8 @@ static int lu_htable_order(void) #if BITS_PER_LONG == 32 /* limit hashtable size for lowmem systems to low RAM */ - if (cache_size > 1 << (30 - PAGE_CACHE_SHIFT)) - cache_size = 1 << (30 - PAGE_CACHE_SHIFT) * 3 / 4; + if (cache_size > 1 << (30 - PAGE_SHIFT)) + cache_size = 1 << (30 - PAGE_SHIFT) * 3 / 4; #endif /* clear off unreasonable cache setting. */ @@ -853,7 +853,7 @@ static int lu_htable_order(void) lu_cache_percent = LU_CACHE_PERCENT_DEFAULT; } cache_size = cache_size / 100 * lu_cache_percent * - (PAGE_CACHE_SIZE / 1024); + (PAGE_SIZE / 1024); for (bits = 1; (1 << bits) < cache_size; ++bits) { ; diff --git a/drivers/staging/lustre/lustre/obdecho/echo_client.c b/drivers/staging/lustre/lustre/obdecho/echo_client.c index 64ffe243f87013e0e52be3e5fa2903aba4291816..1e83669c204d988341651b0355fde627d4b00f1d 100644 --- a/drivers/staging/lustre/lustre/obdecho/echo_client.c +++ b/drivers/staging/lustre/lustre/obdecho/echo_client.c @@ -278,7 +278,7 @@ static void echo_page_fini(const struct lu_env *env, struct page *vmpage = ep->ep_vmpage; atomic_dec(&eco->eo_npages); - page_cache_release(vmpage); + put_page(vmpage); } static int echo_page_prep(const struct lu_env *env, @@ -373,7 +373,7 @@ static int echo_page_init(const struct lu_env *env, struct cl_object *obj, struct echo_object *eco = cl2echo_obj(obj); ep->ep_vmpage = vmpage; - page_cache_get(vmpage); + get_page(vmpage); mutex_init(&ep->ep_lock); cl_page_slice_add(page, &ep->ep_cl, obj, &echo_page_ops); atomic_inc(&eco->eo_npages); @@ -1138,7 +1138,7 @@ static int cl_echo_object_brw(struct echo_object *eco, int rw, u64 offset, LASSERT(rc == 0); rc = cl_echo_enqueue0(env, eco, offset, - offset + npages * PAGE_CACHE_SIZE - 1, + offset + npages * PAGE_SIZE - 1, rw == READ ? LCK_PR : LCK_PW, &lh.cookie, CEF_NEVER); if (rc < 0) @@ -1311,11 +1311,11 @@ echo_client_page_debug_setup(struct page *page, int rw, u64 id, int delta; /* no partial pages on the client */ - LASSERT(count == PAGE_CACHE_SIZE); + LASSERT(count == PAGE_SIZE); addr = kmap(page); - for (delta = 0; delta < PAGE_CACHE_SIZE; delta += OBD_ECHO_BLOCK_SIZE) { + for (delta = 0; delta < PAGE_SIZE; delta += OBD_ECHO_BLOCK_SIZE) { if (rw == OBD_BRW_WRITE) { stripe_off = offset + delta; stripe_id = id; @@ -1341,11 +1341,11 @@ static int echo_client_page_debug_check(struct page *page, u64 id, int rc2; /* no partial pages on the client */ - LASSERT(count == PAGE_CACHE_SIZE); + LASSERT(count == PAGE_SIZE); addr = kmap(page); - for (rc = delta = 0; delta < PAGE_CACHE_SIZE; delta += OBD_ECHO_BLOCK_SIZE) { + for (rc = delta = 0; delta < PAGE_SIZE; delta += OBD_ECHO_BLOCK_SIZE) { stripe_off = offset + delta; stripe_id = id; @@ -1391,7 +1391,7 @@ static int echo_client_kbrw(struct echo_device *ed, int rw, struct obdo *oa, return -EINVAL; /* XXX think again with misaligned I/O */ - npages = count >> PAGE_CACHE_SHIFT; + npages = count >> PAGE_SHIFT; if (rw == OBD_BRW_WRITE) brw_flags = OBD_BRW_ASYNC; @@ -1408,7 +1408,7 @@ static int echo_client_kbrw(struct echo_device *ed, int rw, struct obdo *oa, for (i = 0, pgp = pga, off = offset; i < npages; - i++, pgp++, off += PAGE_CACHE_SIZE) { + i++, pgp++, off += PAGE_SIZE) { LASSERT(!pgp->pg); /* for cleanup */ @@ -1418,7 +1418,7 @@ static int echo_client_kbrw(struct echo_device *ed, int rw, struct obdo *oa, goto out; pages[i] = pgp->pg; - pgp->count = PAGE_CACHE_SIZE; + pgp->count = PAGE_SIZE; pgp->off = off; pgp->flag = brw_flags; @@ -1473,8 +1473,8 @@ static int echo_client_prep_commit(const struct lu_env *env, if (count <= 0 || (count & (~CFS_PAGE_MASK)) != 0) return -EINVAL; - npages = batch >> PAGE_CACHE_SHIFT; - tot_pages = count >> PAGE_CACHE_SHIFT; + npages = batch >> PAGE_SHIFT; + tot_pages = count >> PAGE_SHIFT; lnb = kcalloc(npages, sizeof(struct niobuf_local), GFP_NOFS); rnb = kcalloc(npages, sizeof(struct niobuf_remote), GFP_NOFS); @@ -1497,9 +1497,9 @@ static int echo_client_prep_commit(const struct lu_env *env, if (tot_pages < npages) npages = tot_pages; - for (i = 0; i < npages; i++, off += PAGE_CACHE_SIZE) { + for (i = 0; i < npages; i++, off += PAGE_SIZE) { rnb[i].offset = off; - rnb[i].len = PAGE_CACHE_SIZE; + rnb[i].len = PAGE_SIZE; rnb[i].flags = brw_flags; } @@ -1878,7 +1878,7 @@ static int __init obdecho_init(void) { LCONSOLE_INFO("Echo OBD driver; http://www.lustre.org/\n"); - LASSERT(PAGE_CACHE_SIZE % OBD_ECHO_BLOCK_SIZE == 0); + LASSERT(PAGE_SIZE % OBD_ECHO_BLOCK_SIZE == 0); return echo_client_init(); } diff --git a/drivers/staging/lustre/lustre/osc/lproc_osc.c b/drivers/staging/lustre/lustre/osc/lproc_osc.c index 57c43c506ef228e5eb4142c6f78d7f495421f9f3..a3358c39b2f16f86bd5e6d9616b1655ec22666f9 100644 --- a/drivers/staging/lustre/lustre/osc/lproc_osc.c +++ b/drivers/staging/lustre/lustre/osc/lproc_osc.c @@ -162,15 +162,15 @@ static ssize_t max_dirty_mb_store(struct kobject *kobj, if (rc) return rc; - pages_number *= 1 << (20 - PAGE_CACHE_SHIFT); /* MB -> pages */ + pages_number *= 1 << (20 - PAGE_SHIFT); /* MB -> pages */ if (pages_number <= 0 || - pages_number > OSC_MAX_DIRTY_MB_MAX << (20 - PAGE_CACHE_SHIFT) || + pages_number > OSC_MAX_DIRTY_MB_MAX << (20 - PAGE_SHIFT) || pages_number > totalram_pages / 4) /* 1/4 of RAM */ return -ERANGE; client_obd_list_lock(&cli->cl_loi_list_lock); - cli->cl_dirty_max = (u32)(pages_number << PAGE_CACHE_SHIFT); + cli->cl_dirty_max = (u32)(pages_number << PAGE_SHIFT); osc_wake_cache_waiters(cli); client_obd_list_unlock(&cli->cl_loi_list_lock); @@ -182,7 +182,7 @@ static int osc_cached_mb_seq_show(struct seq_file *m, void *v) { struct obd_device *dev = m->private; struct client_obd *cli = &dev->u.cli; - int shift = 20 - PAGE_CACHE_SHIFT; + int shift = 20 - PAGE_SHIFT; seq_printf(m, "used_mb: %d\n" @@ -211,7 +211,7 @@ static ssize_t osc_cached_mb_seq_write(struct file *file, return -EFAULT; kernbuf[count] = 0; - mult = 1 << (20 - PAGE_CACHE_SHIFT); + mult = 1 << (20 - PAGE_SHIFT); buffer += lprocfs_find_named_value(kernbuf, "used_mb:", &count) - kernbuf; rc = lprocfs_write_frac_helper(buffer, count, &pages_number, mult); @@ -569,12 +569,12 @@ static ssize_t max_pages_per_rpc_store(struct kobject *kobj, /* if the max_pages is specified in bytes, convert to pages */ if (val >= ONE_MB_BRW_SIZE) - val >>= PAGE_CACHE_SHIFT; + val >>= PAGE_SHIFT; - chunk_mask = ~((1 << (cli->cl_chunkbits - PAGE_CACHE_SHIFT)) - 1); + chunk_mask = ~((1 << (cli->cl_chunkbits - PAGE_SHIFT)) - 1); /* max_pages_per_rpc must be chunk aligned */ val = (val + ~chunk_mask) & chunk_mask; - if (val == 0 || val > ocd->ocd_brw_size >> PAGE_CACHE_SHIFT) { + if (val == 0 || val > ocd->ocd_brw_size >> PAGE_SHIFT) { return -ERANGE; } client_obd_list_lock(&cli->cl_loi_list_lock); diff --git a/drivers/staging/lustre/lustre/osc/osc_cache.c b/drivers/staging/lustre/lustre/osc/osc_cache.c index 63363111380cbdfdb500067d4d9b7a800fcb3c65..5f25bf83dcfc8ac198cbc6274211d364ba0e032f 100644 --- a/drivers/staging/lustre/lustre/osc/osc_cache.c +++ b/drivers/staging/lustre/lustre/osc/osc_cache.c @@ -544,7 +544,7 @@ static int osc_extent_merge(const struct lu_env *env, struct osc_extent *cur, return -ERANGE; LASSERT(cur->oe_osclock == victim->oe_osclock); - ppc_bits = osc_cli(obj)->cl_chunkbits - PAGE_CACHE_SHIFT; + ppc_bits = osc_cli(obj)->cl_chunkbits - PAGE_SHIFT; chunk_start = cur->oe_start >> ppc_bits; chunk_end = cur->oe_end >> ppc_bits; if (chunk_start != (victim->oe_end >> ppc_bits) + 1 && @@ -647,8 +647,8 @@ static struct osc_extent *osc_extent_find(const struct lu_env *env, lock = cl_lock_at_pgoff(env, osc2cl(obj), index, NULL, 1, 0); LASSERT(lock->cll_descr.cld_mode >= CLM_WRITE); - LASSERT(cli->cl_chunkbits >= PAGE_CACHE_SHIFT); - ppc_bits = cli->cl_chunkbits - PAGE_CACHE_SHIFT; + LASSERT(cli->cl_chunkbits >= PAGE_SHIFT); + ppc_bits = cli->cl_chunkbits - PAGE_SHIFT; chunk_mask = ~((1 << ppc_bits) - 1); chunksize = 1 << cli->cl_chunkbits; chunk = index >> ppc_bits; @@ -871,8 +871,8 @@ int osc_extent_finish(const struct lu_env *env, struct osc_extent *ext, if (!sent) { lost_grant = ext->oe_grants; - } else if (blocksize < PAGE_CACHE_SIZE && - last_count != PAGE_CACHE_SIZE) { + } else if (blocksize < PAGE_SIZE && + last_count != PAGE_SIZE) { /* For short writes we shouldn't count parts of pages that * span a whole chunk on the OST side, or our accounting goes * wrong. Should match the code in filter_grant_check. @@ -884,7 +884,7 @@ int osc_extent_finish(const struct lu_env *env, struct osc_extent *ext, if (end) count += blocksize - end; - lost_grant = PAGE_CACHE_SIZE - count; + lost_grant = PAGE_SIZE - count; } if (ext->oe_grants > 0) osc_free_grant(cli, nr_pages, lost_grant); @@ -967,7 +967,7 @@ static int osc_extent_truncate(struct osc_extent *ext, pgoff_t trunc_index, struct osc_async_page *oap; struct osc_async_page *tmp; int pages_in_chunk = 0; - int ppc_bits = cli->cl_chunkbits - PAGE_CACHE_SHIFT; + int ppc_bits = cli->cl_chunkbits - PAGE_SHIFT; __u64 trunc_chunk = trunc_index >> ppc_bits; int grants = 0; int nr_pages = 0; @@ -1125,7 +1125,7 @@ static int osc_extent_make_ready(const struct lu_env *env, if (!(last->oap_async_flags & ASYNC_COUNT_STABLE)) { last->oap_count = osc_refresh_count(env, last, OBD_BRW_WRITE); LASSERT(last->oap_count > 0); - LASSERT(last->oap_page_off + last->oap_count <= PAGE_CACHE_SIZE); + LASSERT(last->oap_page_off + last->oap_count <= PAGE_SIZE); last->oap_async_flags |= ASYNC_COUNT_STABLE; } @@ -1134,7 +1134,7 @@ static int osc_extent_make_ready(const struct lu_env *env, */ list_for_each_entry(oap, &ext->oe_pages, oap_pending_item) { if (!(oap->oap_async_flags & ASYNC_COUNT_STABLE)) { - oap->oap_count = PAGE_CACHE_SIZE - oap->oap_page_off; + oap->oap_count = PAGE_SIZE - oap->oap_page_off; oap->oap_async_flags |= ASYNC_COUNT_STABLE; } } @@ -1158,7 +1158,7 @@ static int osc_extent_expand(struct osc_extent *ext, pgoff_t index, int *grants) struct osc_object *obj = ext->oe_obj; struct client_obd *cli = osc_cli(obj); struct osc_extent *next; - int ppc_bits = cli->cl_chunkbits - PAGE_CACHE_SHIFT; + int ppc_bits = cli->cl_chunkbits - PAGE_SHIFT; pgoff_t chunk = index >> ppc_bits; pgoff_t end_chunk; pgoff_t end_index; @@ -1293,9 +1293,9 @@ static int osc_refresh_count(const struct lu_env *env, return 0; else if (cl_offset(obj, page->cp_index + 1) > kms) /* catch sub-page write at end of file */ - return kms % PAGE_CACHE_SIZE; + return kms % PAGE_SIZE; else - return PAGE_CACHE_SIZE; + return PAGE_SIZE; } static int osc_completion(const struct lu_env *env, struct osc_async_page *oap, @@ -1376,10 +1376,10 @@ static void osc_consume_write_grant(struct client_obd *cli, assert_spin_locked(&cli->cl_loi_list_lock.lock); LASSERT(!(pga->flag & OBD_BRW_FROM_GRANT)); atomic_inc(&obd_dirty_pages); - cli->cl_dirty += PAGE_CACHE_SIZE; + cli->cl_dirty += PAGE_SIZE; pga->flag |= OBD_BRW_FROM_GRANT; CDEBUG(D_CACHE, "using %lu grant credits for brw %p page %p\n", - PAGE_CACHE_SIZE, pga, pga->pg); + PAGE_SIZE, pga, pga->pg); osc_update_next_shrink(cli); } @@ -1396,11 +1396,11 @@ static void osc_release_write_grant(struct client_obd *cli, pga->flag &= ~OBD_BRW_FROM_GRANT; atomic_dec(&obd_dirty_pages); - cli->cl_dirty -= PAGE_CACHE_SIZE; + cli->cl_dirty -= PAGE_SIZE; if (pga->flag & OBD_BRW_NOCACHE) { pga->flag &= ~OBD_BRW_NOCACHE; atomic_dec(&obd_dirty_transit_pages); - cli->cl_dirty_transit -= PAGE_CACHE_SIZE; + cli->cl_dirty_transit -= PAGE_SIZE; } } @@ -1456,7 +1456,7 @@ static void osc_unreserve_grant(struct client_obd *cli, * used, we should return these grants to OST. There're two cases where grants * can be lost: * 1. truncate; - * 2. blocksize at OST is less than PAGE_CACHE_SIZE and a partial page was + * 2. blocksize at OST is less than PAGE_SIZE and a partial page was * written. In this case OST may use less chunks to serve this partial * write. OSTs don't actually know the page size on the client side. so * clients have to calculate lost grant by the blocksize on the OST. @@ -1469,7 +1469,7 @@ static void osc_free_grant(struct client_obd *cli, unsigned int nr_pages, client_obd_list_lock(&cli->cl_loi_list_lock); atomic_sub(nr_pages, &obd_dirty_pages); - cli->cl_dirty -= nr_pages << PAGE_CACHE_SHIFT; + cli->cl_dirty -= nr_pages << PAGE_SHIFT; cli->cl_lost_grant += lost_grant; if (cli->cl_avail_grant < grant && cli->cl_lost_grant >= grant) { /* borrow some grant from truncate to avoid the case that @@ -1512,11 +1512,11 @@ static int osc_enter_cache_try(struct client_obd *cli, if (rc < 0) return 0; - if (cli->cl_dirty + PAGE_CACHE_SIZE <= cli->cl_dirty_max && + if (cli->cl_dirty + PAGE_SIZE <= cli->cl_dirty_max && atomic_read(&obd_dirty_pages) + 1 <= obd_max_dirty_pages) { osc_consume_write_grant(cli, &oap->oap_brw_page); if (transient) { - cli->cl_dirty_transit += PAGE_CACHE_SIZE; + cli->cl_dirty_transit += PAGE_SIZE; atomic_inc(&obd_dirty_transit_pages); oap->oap_brw_flags |= OBD_BRW_NOCACHE; } @@ -1562,7 +1562,7 @@ static int osc_enter_cache(const struct lu_env *env, struct client_obd *cli, * of queued writes and create a discontiguous rpc stream */ if (OBD_FAIL_CHECK(OBD_FAIL_OSC_NO_GRANT) || - cli->cl_dirty_max < PAGE_CACHE_SIZE || + cli->cl_dirty_max < PAGE_SIZE || cli->cl_ar.ar_force_sync || loi->loi_ar.ar_force_sync) { rc = -EDQUOT; goto out; @@ -1632,7 +1632,7 @@ void osc_wake_cache_waiters(struct client_obd *cli) ocw->ocw_rc = -EDQUOT; /* we can't dirty more */ - if ((cli->cl_dirty + PAGE_CACHE_SIZE > cli->cl_dirty_max) || + if ((cli->cl_dirty + PAGE_SIZE > cli->cl_dirty_max) || (atomic_read(&obd_dirty_pages) + 1 > obd_max_dirty_pages)) { CDEBUG(D_CACHE, "no dirty room: dirty: %ld osc max %ld, sys max %d\n", diff --git a/drivers/staging/lustre/lustre/osc/osc_page.c b/drivers/staging/lustre/lustre/osc/osc_page.c index d720b1a1c18c3ef9bebef107fb697b80a30e31fd..ce9ddd515f6450f40dc86e57f486223cb5a6ecb0 100644 --- a/drivers/staging/lustre/lustre/osc/osc_page.c +++ b/drivers/staging/lustre/lustre/osc/osc_page.c @@ -410,7 +410,7 @@ int osc_page_init(const struct lu_env *env, struct cl_object *obj, int result; opg->ops_from = 0; - opg->ops_to = PAGE_CACHE_SIZE; + opg->ops_to = PAGE_SIZE; result = osc_prep_async_page(osc, opg, vmpage, cl_offset(obj, page->cp_index)); @@ -487,9 +487,9 @@ static atomic_t osc_lru_waiters = ATOMIC_INIT(0); /* LRU pages are freed in batch mode. OSC should at least free this * number of pages to avoid running out of LRU budget, and.. */ -static const int lru_shrink_min = 2 << (20 - PAGE_CACHE_SHIFT); /* 2M */ +static const int lru_shrink_min = 2 << (20 - PAGE_SHIFT); /* 2M */ /* free this number at most otherwise it will take too long time to finish. */ -static const int lru_shrink_max = 32 << (20 - PAGE_CACHE_SHIFT); /* 32M */ +static const int lru_shrink_max = 32 << (20 - PAGE_SHIFT); /* 32M */ /* Check if we can free LRU slots from this OSC. If there exists LRU waiters, * we should free slots aggressively. In this way, slots are freed in a steady diff --git a/drivers/staging/lustre/lustre/osc/osc_request.c b/drivers/staging/lustre/lustre/osc/osc_request.c index 74805f1ae8885efe60feb7ab4dbc4dc79c6aaec1..30526ebcad04e52e8e6830fc2d1952c19e3ebd69 100644 --- a/drivers/staging/lustre/lustre/osc/osc_request.c +++ b/drivers/staging/lustre/lustre/osc/osc_request.c @@ -826,7 +826,7 @@ static void osc_announce_cached(struct client_obd *cli, struct obdo *oa, oa->o_undirty = 0; } else { long max_in_flight = (cli->cl_max_pages_per_rpc << - PAGE_CACHE_SHIFT)* + PAGE_SHIFT)* (cli->cl_max_rpcs_in_flight + 1); oa->o_undirty = max(cli->cl_dirty_max, max_in_flight); } @@ -909,11 +909,11 @@ static void osc_shrink_grant_local(struct client_obd *cli, struct obdo *oa) static int osc_shrink_grant(struct client_obd *cli) { __u64 target_bytes = (cli->cl_max_rpcs_in_flight + 1) * - (cli->cl_max_pages_per_rpc << PAGE_CACHE_SHIFT); + (cli->cl_max_pages_per_rpc << PAGE_SHIFT); client_obd_list_lock(&cli->cl_loi_list_lock); if (cli->cl_avail_grant <= target_bytes) - target_bytes = cli->cl_max_pages_per_rpc << PAGE_CACHE_SHIFT; + target_bytes = cli->cl_max_pages_per_rpc << PAGE_SHIFT; client_obd_list_unlock(&cli->cl_loi_list_lock); return osc_shrink_grant_to_target(cli, target_bytes); @@ -929,8 +929,8 @@ int osc_shrink_grant_to_target(struct client_obd *cli, __u64 target_bytes) * We don't want to shrink below a single RPC, as that will negatively * impact block allocation and long-term performance. */ - if (target_bytes < cli->cl_max_pages_per_rpc << PAGE_CACHE_SHIFT) - target_bytes = cli->cl_max_pages_per_rpc << PAGE_CACHE_SHIFT; + if (target_bytes < cli->cl_max_pages_per_rpc << PAGE_SHIFT) + target_bytes = cli->cl_max_pages_per_rpc << PAGE_SHIFT; if (target_bytes >= cli->cl_avail_grant) { client_obd_list_unlock(&cli->cl_loi_list_lock); @@ -978,7 +978,7 @@ static int osc_should_shrink_grant(struct client_obd *client) * cli_brw_size(obd->u.cli.cl_import->imp_obd->obd_self_export) * Keep comment here so that it can be found by searching. */ - int brw_size = client->cl_max_pages_per_rpc << PAGE_CACHE_SHIFT; + int brw_size = client->cl_max_pages_per_rpc << PAGE_SHIFT; if (client->cl_import->imp_state == LUSTRE_IMP_FULL && client->cl_avail_grant > brw_size) @@ -1052,7 +1052,7 @@ static void osc_init_grant(struct client_obd *cli, struct obd_connect_data *ocd) } /* determine the appropriate chunk size used by osc_extent. */ - cli->cl_chunkbits = max_t(int, PAGE_CACHE_SHIFT, ocd->ocd_blocksize); + cli->cl_chunkbits = max_t(int, PAGE_SHIFT, ocd->ocd_blocksize); client_obd_list_unlock(&cli->cl_loi_list_lock); CDEBUG(D_CACHE, "%s, setting cl_avail_grant: %ld cl_lost_grant: %ld chunk bits: %d\n", @@ -1317,9 +1317,9 @@ static int osc_brw_prep_request(int cmd, struct client_obd *cli, LASSERT(pg->count > 0); /* make sure there is no gap in the middle of page array */ LASSERTF(page_count == 1 || - (ergo(i == 0, poff + pg->count == PAGE_CACHE_SIZE) && + (ergo(i == 0, poff + pg->count == PAGE_SIZE) && ergo(i > 0 && i < page_count - 1, - poff == 0 && pg->count == PAGE_CACHE_SIZE) && + poff == 0 && pg->count == PAGE_SIZE) && ergo(i == page_count - 1, poff == 0)), "i: %d/%d pg: %p off: %llu, count: %u\n", i, page_count, pg, pg->off, pg->count); @@ -1877,7 +1877,7 @@ int osc_build_rpc(const struct lu_env *env, struct client_obd *cli, oap->oap_count; else LASSERT(oap->oap_page_off + oap->oap_count == - PAGE_CACHE_SIZE); + PAGE_SIZE); } } @@ -1993,7 +1993,7 @@ int osc_build_rpc(const struct lu_env *env, struct client_obd *cli, tmp->oap_request = ptlrpc_request_addref(req); client_obd_list_lock(&cli->cl_loi_list_lock); - starting_offset >>= PAGE_CACHE_SHIFT; + starting_offset >>= PAGE_SHIFT; if (cmd == OBD_BRW_READ) { cli->cl_r_in_flight++; lprocfs_oh_tally_log2(&cli->cl_read_page_hist, page_count); @@ -2790,12 +2790,12 @@ static int osc_get_info(const struct lu_env *env, struct obd_export *exp, CFS_PAGE_MASK; if (OBD_OBJECT_EOF - fm_key->fiemap.fm_length <= - fm_key->fiemap.fm_start + PAGE_CACHE_SIZE - 1) + fm_key->fiemap.fm_start + PAGE_SIZE - 1) policy.l_extent.end = OBD_OBJECT_EOF; else policy.l_extent.end = (fm_key->fiemap.fm_start + fm_key->fiemap.fm_length + - PAGE_CACHE_SIZE - 1) & CFS_PAGE_MASK; + PAGE_SIZE - 1) & CFS_PAGE_MASK; ostid_build_res_name(&fm_key->oa.o_oi, &res_id); mode = ldlm_lock_match(exp->exp_obd->obd_namespace, diff --git a/drivers/staging/lustre/lustre/ptlrpc/client.c b/drivers/staging/lustre/lustre/ptlrpc/client.c index 1b7673eec4d710e853b79bbb82a5d6aa4cd373be..cf3ac8eee9ee476cdb45a5650af25df08a5268e3 100644 --- a/drivers/staging/lustre/lustre/ptlrpc/client.c +++ b/drivers/staging/lustre/lustre/ptlrpc/client.c @@ -174,12 +174,12 @@ void __ptlrpc_prep_bulk_page(struct ptlrpc_bulk_desc *desc, LASSERT(page); LASSERT(pageoffset >= 0); LASSERT(len > 0); - LASSERT(pageoffset + len <= PAGE_CACHE_SIZE); + LASSERT(pageoffset + len <= PAGE_SIZE); desc->bd_nob += len; if (pin) - page_cache_get(page); + get_page(page); ptlrpc_add_bulk_page(desc, page, pageoffset, len); } @@ -206,7 +206,7 @@ void __ptlrpc_free_bulk(struct ptlrpc_bulk_desc *desc, int unpin) if (unpin) { for (i = 0; i < desc->bd_iov_count; i++) - page_cache_release(desc->bd_iov[i].kiov_page); + put_page(desc->bd_iov[i].kiov_page); } kfree(desc); diff --git a/drivers/staging/lustre/lustre/ptlrpc/import.c b/drivers/staging/lustre/lustre/ptlrpc/import.c index b4eddf29126986cfbb9114bc63e5b06871a9784e..cd94fed0ffdfd4ea37f4b9cf3936ef37c7fd0112 100644 --- a/drivers/staging/lustre/lustre/ptlrpc/import.c +++ b/drivers/staging/lustre/lustre/ptlrpc/import.c @@ -1092,7 +1092,7 @@ static int ptlrpc_connect_interpret(const struct lu_env *env, if (ocd->ocd_connect_flags & OBD_CONNECT_BRW_SIZE) cli->cl_max_pages_per_rpc = - min(ocd->ocd_brw_size >> PAGE_CACHE_SHIFT, + min(ocd->ocd_brw_size >> PAGE_SHIFT, cli->cl_max_pages_per_rpc); else if (imp->imp_connect_op == MDS_CONNECT || imp->imp_connect_op == MGS_CONNECT) diff --git a/drivers/staging/lustre/lustre/ptlrpc/lproc_ptlrpc.c b/drivers/staging/lustre/lustre/ptlrpc/lproc_ptlrpc.c index cee04efb6fb51d7d1bc82bda63d4d6d63548715c..c95a91ce26c9ba78582f0822a6cfb3838d48b2ca 100644 --- a/drivers/staging/lustre/lustre/ptlrpc/lproc_ptlrpc.c +++ b/drivers/staging/lustre/lustre/ptlrpc/lproc_ptlrpc.c @@ -308,7 +308,7 @@ ptlrpc_lprocfs_req_history_max_seq_write(struct file *file, * hose a kernel by allowing the request history to grow too * far. */ - bufpages = (svc->srv_buf_size + PAGE_CACHE_SIZE - 1) >> PAGE_CACHE_SHIFT; + bufpages = (svc->srv_buf_size + PAGE_SIZE - 1) >> PAGE_SHIFT; if (val > totalram_pages / (2 * bufpages)) return -ERANGE; @@ -1226,7 +1226,7 @@ int lprocfs_wr_import(struct file *file, const char __user *buffer, const char prefix[] = "connection="; const int prefix_len = sizeof(prefix) - 1; - if (count > PAGE_CACHE_SIZE - 1 || count <= prefix_len) + if (count > PAGE_SIZE - 1 || count <= prefix_len) return -EINVAL; kbuf = kzalloc(count + 1, GFP_NOFS); diff --git a/drivers/staging/lustre/lustre/ptlrpc/recover.c b/drivers/staging/lustre/lustre/ptlrpc/recover.c index 5f27d9c2e4efb973e5bad114c6c84e3a9b5ca0e0..30d9a164e52dcb5b8e91ded3fc455312cc371595 100644 --- a/drivers/staging/lustre/lustre/ptlrpc/recover.c +++ b/drivers/staging/lustre/lustre/ptlrpc/recover.c @@ -195,7 +195,7 @@ int ptlrpc_resend(struct obd_import *imp) } list_for_each_entry_safe(req, next, &imp->imp_sending_list, rq_list) { - LASSERTF((long)req > PAGE_CACHE_SIZE && req != LP_POISON, + LASSERTF((long)req > PAGE_SIZE && req != LP_POISON, "req %p bad\n", req); LASSERTF(req->rq_type != LI_POISON, "req %p freed\n", req); if (!ptlrpc_no_resend(req)) diff --git a/drivers/staging/lustre/lustre/ptlrpc/sec_bulk.c b/drivers/staging/lustre/lustre/ptlrpc/sec_bulk.c index 72d5b9bf5b29b9bb76b2905d57c73f1444156114..d3872b8c9a6edcaa6e6f75acc9819e03e028ff4d 100644 --- a/drivers/staging/lustre/lustre/ptlrpc/sec_bulk.c +++ b/drivers/staging/lustre/lustre/ptlrpc/sec_bulk.c @@ -58,7 +58,7 @@ * bulk encryption page pools * ****************************************/ -#define POINTERS_PER_PAGE (PAGE_CACHE_SIZE / sizeof(void *)) +#define POINTERS_PER_PAGE (PAGE_SIZE / sizeof(void *)) #define PAGES_PER_POOL (POINTERS_PER_PAGE) #define IDLE_IDX_MAX (100) diff --git a/drivers/staging/olpc_dcon/Kconfig b/drivers/staging/olpc_dcon/Kconfig new file mode 100644 index 0000000000000000000000000000000000000000..d277f048789e615afda6c4db4bbcb81d1f64923c --- /dev/null +++ b/drivers/staging/olpc_dcon/Kconfig @@ -0,0 +1,35 @@ +config FB_OLPC_DCON + tristate "One Laptop Per Child Display CONtroller support" + depends on OLPC && FB + depends on I2C + depends on (GPIO_CS5535 || GPIO_CS5535=n) + select BACKLIGHT_CLASS_DEVICE + ---help--- + In order to support very low power operation, the XO laptop uses a + secondary Display CONtroller, or DCON. This secondary controller + is present in the video pipeline between the primary display + controller (integrate into the processor or chipset) and the LCD + panel. It allows the main processor/display controller to be + completely powered off while still retaining an image on the display. + This controller is only available on OLPC platforms. Unless you have + one of these platforms, you will want to say 'N'. + +config FB_OLPC_DCON_1 + bool "OLPC XO-1 DCON support" + depends on FB_OLPC_DCON && GPIO_CS5535 + default y + ---help--- + Enable support for the DCON in XO-1 model laptops. The kernel + communicates with the DCON using model-specific code. If you + have an XO-1 (or if you're unsure what model you have), you should + say 'Y'. + +config FB_OLPC_DCON_1_5 + bool "OLPC XO-1.5 DCON support" + depends on FB_OLPC_DCON && ACPI + default y + ---help--- + Enable support for the DCON in XO-1.5 model laptops. The kernel + communicates with the DCON using model-specific code. If you + have an XO-1.5 (or if you're unsure what model you have), you + should say 'Y'. diff --git a/drivers/staging/olpc_dcon/Makefile b/drivers/staging/olpc_dcon/Makefile new file mode 100644 index 0000000000000000000000000000000000000000..36c7e67fec20c7ed20a2329c681bd6a9f896096c --- /dev/null +++ b/drivers/staging/olpc_dcon/Makefile @@ -0,0 +1,6 @@ +olpc-dcon-objs += olpc_dcon.o +olpc-dcon-$(CONFIG_FB_OLPC_DCON_1) += olpc_dcon_xo_1.o +olpc-dcon-$(CONFIG_FB_OLPC_DCON_1_5) += olpc_dcon_xo_1_5.o +obj-$(CONFIG_FB_OLPC_DCON) += olpc-dcon.o + + diff --git a/drivers/staging/olpc_dcon/TODO b/drivers/staging/olpc_dcon/TODO new file mode 100644 index 0000000000000000000000000000000000000000..61c2e65ac354a161f9c5804ad98d48b521513445 --- /dev/null +++ b/drivers/staging/olpc_dcon/TODO @@ -0,0 +1,9 @@ +TODO: + - see if vx855 gpio API can be made similar enough to cs5535 so we can + share more code + - allow simultaneous XO-1 and XO-1.5 support + +Please send patches to Greg Kroah-Hartman and +copy: + Daniel Drake + Jens Frederich diff --git a/drivers/staging/olpc_dcon/olpc_dcon.c b/drivers/staging/olpc_dcon/olpc_dcon.c new file mode 100644 index 0000000000000000000000000000000000000000..f45b2ef05f481fce35c12e62ee4b792f77ae2edf --- /dev/null +++ b/drivers/staging/olpc_dcon/olpc_dcon.c @@ -0,0 +1,813 @@ +/* + * Mainly by David Woodhouse, somewhat modified by Jordan Crouse + * + * Copyright © 2006-2007 Red Hat, Inc. + * Copyright © 2006-2007 Advanced Micro Devices, Inc. + * Copyright © 2009 VIA Technology, Inc. + * Copyright (c) 2010-2011 Andres Salomon + * + * This program is free software. You can redistribute it and/or + * modify it under the terms of version 2 of the GNU General Public + * License as published by the Free Software Foundation. + */ + +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include "olpc_dcon.h" + +/* Module definitions */ + +static ushort resumeline = 898; +module_param(resumeline, ushort, 0444); + +static struct dcon_platform_data *pdata; + +/* I2C structures */ + +/* Platform devices */ +static struct platform_device *dcon_device; + +static unsigned short normal_i2c[] = { 0x0d, I2C_CLIENT_END }; + +static s32 dcon_write(struct dcon_priv *dcon, u8 reg, u16 val) +{ + return i2c_smbus_write_word_data(dcon->client, reg, val); +} + +static s32 dcon_read(struct dcon_priv *dcon, u8 reg) +{ + return i2c_smbus_read_word_data(dcon->client, reg); +} + +/* ===== API functions - these are called by a variety of users ==== */ + +static int dcon_hw_init(struct dcon_priv *dcon, int is_init) +{ + u16 ver; + int rc = 0; + + ver = dcon_read(dcon, DCON_REG_ID); + if ((ver >> 8) != 0xDC) { + pr_err("DCON ID not 0xDCxx: 0x%04x instead.\n", ver); + rc = -ENXIO; + goto err; + } + + if (is_init) { + pr_info("Discovered DCON version %x\n", ver & 0xFF); + rc = pdata->init(dcon); + if (rc != 0) { + pr_err("Unable to init.\n"); + goto err; + } + } + + if (ver < 0xdc02) { + dev_err(&dcon->client->dev, + "DCON v1 is unsupported, giving up..\n"); + rc = -ENODEV; + goto err; + } + + /* SDRAM setup/hold time */ + dcon_write(dcon, 0x3a, 0xc040); + dcon_write(dcon, DCON_REG_MEM_OPT_A, 0x0000); /* clear option bits */ + dcon_write(dcon, DCON_REG_MEM_OPT_A, + MEM_DLL_CLOCK_DELAY | MEM_POWER_DOWN); + dcon_write(dcon, DCON_REG_MEM_OPT_B, MEM_SOFT_RESET); + + /* Colour swizzle, AA, no passthrough, backlight */ + if (is_init) { + dcon->disp_mode = MODE_PASSTHRU | MODE_BL_ENABLE | + MODE_CSWIZZLE | MODE_COL_AA; + } + dcon_write(dcon, DCON_REG_MODE, dcon->disp_mode); + + /* Set the scanline to interrupt on during resume */ + dcon_write(dcon, DCON_REG_SCAN_INT, resumeline); + +err: + return rc; +} + +/* + * The smbus doesn't always come back due to what is believed to be + * hardware (power rail) bugs. For older models where this is known to + * occur, our solution is to attempt to wait for the bus to stabilize; + * if it doesn't happen, cut power to the dcon, repower it, and wait + * for the bus to stabilize. Rinse, repeat until we have a working + * smbus. For newer models, we simply BUG(); we want to know if this + * still happens despite the power fixes that have been made! + */ +static int dcon_bus_stabilize(struct dcon_priv *dcon, int is_powered_down) +{ + unsigned long timeout; + u8 pm; + int x; + +power_up: + if (is_powered_down) { + pm = 1; + x = olpc_ec_cmd(EC_DCON_POWER_MODE, &pm, 1, NULL, 0); + if (x) { + pr_warn("unable to force dcon to power up: %d!\n", x); + return x; + } + usleep_range(10000, 11000); /* we'll be conservative */ + } + + pdata->bus_stabilize_wiggle(); + + for (x = -1, timeout = 50; timeout && x < 0; timeout--) { + usleep_range(1000, 1100); + x = dcon_read(dcon, DCON_REG_ID); + } + if (x < 0) { + pr_err("unable to stabilize dcon's smbus, reasserting power and praying.\n"); + BUG_ON(olpc_board_at_least(olpc_board(0xc2))); + pm = 0; + olpc_ec_cmd(EC_DCON_POWER_MODE, &pm, 1, NULL, 0); + msleep(100); + is_powered_down = 1; + goto power_up; /* argh, stupid hardware.. */ + } + + if (is_powered_down) + return dcon_hw_init(dcon, 0); + return 0; +} + +static void dcon_set_backlight(struct dcon_priv *dcon, u8 level) +{ + dcon->bl_val = level; + dcon_write(dcon, DCON_REG_BRIGHT, dcon->bl_val); + + /* Purposely turn off the backlight when we go to level 0 */ + if (dcon->bl_val == 0) { + dcon->disp_mode &= ~MODE_BL_ENABLE; + dcon_write(dcon, DCON_REG_MODE, dcon->disp_mode); + } else if (!(dcon->disp_mode & MODE_BL_ENABLE)) { + dcon->disp_mode |= MODE_BL_ENABLE; + dcon_write(dcon, DCON_REG_MODE, dcon->disp_mode); + } +} + +/* Set the output type to either color or mono */ +static int dcon_set_mono_mode(struct dcon_priv *dcon, bool enable_mono) +{ + if (dcon->mono == enable_mono) + return 0; + + dcon->mono = enable_mono; + + if (enable_mono) { + dcon->disp_mode &= ~(MODE_CSWIZZLE | MODE_COL_AA); + dcon->disp_mode |= MODE_MONO_LUMA; + } else { + dcon->disp_mode &= ~(MODE_MONO_LUMA); + dcon->disp_mode |= MODE_CSWIZZLE | MODE_COL_AA; + } + + dcon_write(dcon, DCON_REG_MODE, dcon->disp_mode); + return 0; +} + +/* For now, this will be really stupid - we need to address how + * DCONLOAD works in a sleep and account for it accordingly + */ + +static void dcon_sleep(struct dcon_priv *dcon, bool sleep) +{ + int x; + + /* Turn off the backlight and put the DCON to sleep */ + + if (dcon->asleep == sleep) + return; + + if (!olpc_board_at_least(olpc_board(0xc2))) + return; + + if (sleep) { + u8 pm = 0; + + x = olpc_ec_cmd(EC_DCON_POWER_MODE, &pm, 1, NULL, 0); + if (x) + pr_warn("unable to force dcon to power down: %d!\n", x); + else + dcon->asleep = sleep; + } else { + /* Only re-enable the backlight if the backlight value is set */ + if (dcon->bl_val != 0) + dcon->disp_mode |= MODE_BL_ENABLE; + x = dcon_bus_stabilize(dcon, 1); + if (x) + pr_warn("unable to reinit dcon hardware: %d!\n", x); + else + dcon->asleep = sleep; + + /* Restore backlight */ + dcon_set_backlight(dcon, dcon->bl_val); + } + + /* We should turn off some stuff in the framebuffer - but what? */ +} + +/* the DCON seems to get confused if we change DCONLOAD too + * frequently -- i.e., approximately faster than frame time. + * normally we don't change it this fast, so in general we won't + * delay here. + */ +static void dcon_load_holdoff(struct dcon_priv *dcon) +{ + ktime_t delta_t, now; + + while (1) { + now = ktime_get(); + delta_t = ktime_sub(now, dcon->load_time); + if (ktime_to_ns(delta_t) > NSEC_PER_MSEC * 20) + break; + mdelay(4); + } +} + +static bool dcon_blank_fb(struct dcon_priv *dcon, bool blank) +{ + int err; + + console_lock(); + if (!lock_fb_info(dcon->fbinfo)) { + console_unlock(); + dev_err(&dcon->client->dev, "unable to lock framebuffer\n"); + return false; + } + + dcon->ignore_fb_events = true; + err = fb_blank(dcon->fbinfo, + blank ? FB_BLANK_POWERDOWN : FB_BLANK_UNBLANK); + dcon->ignore_fb_events = false; + unlock_fb_info(dcon->fbinfo); + console_unlock(); + + if (err) { + dev_err(&dcon->client->dev, "couldn't %sblank framebuffer\n", + blank ? "" : "un"); + return false; + } + return true; +} + +/* Set the source of the display (CPU or DCON) */ +static void dcon_source_switch(struct work_struct *work) +{ + struct dcon_priv *dcon = container_of(work, struct dcon_priv, + switch_source); + int source = dcon->pending_src; + + if (dcon->curr_src == source) + return; + + dcon_load_holdoff(dcon); + + dcon->switched = false; + + switch (source) { + case DCON_SOURCE_CPU: + pr_info("dcon_source_switch to CPU\n"); + /* Enable the scanline interrupt bit */ + if (dcon_write(dcon, DCON_REG_MODE, + dcon->disp_mode | MODE_SCAN_INT)) + pr_err("couldn't enable scanline interrupt!\n"); + else + /* Wait up to one second for the scanline interrupt */ + wait_event_timeout(dcon->waitq, dcon->switched, HZ); + + if (!dcon->switched) + pr_err("Timeout entering CPU mode; expect a screen glitch.\n"); + + /* Turn off the scanline interrupt */ + if (dcon_write(dcon, DCON_REG_MODE, dcon->disp_mode)) + pr_err("couldn't disable scanline interrupt!\n"); + + /* + * Ideally we'd like to disable interrupts here so that the + * fb unblanking and DCON turn on happen at a known time value; + * however, we can't do that right now with fb_blank + * messing with semaphores. + * + * For now, we just hope.. + */ + if (!dcon_blank_fb(dcon, false)) { + pr_err("Failed to enter CPU mode\n"); + dcon->pending_src = DCON_SOURCE_DCON; + return; + } + + /* And turn off the DCON */ + pdata->set_dconload(1); + dcon->load_time = ktime_get(); + + pr_info("The CPU has control\n"); + break; + case DCON_SOURCE_DCON: + { + ktime_t delta_t; + + pr_info("dcon_source_switch to DCON\n"); + + /* Clear DCONLOAD - this implies that the DCON is in control */ + pdata->set_dconload(0); + dcon->load_time = ktime_get(); + + wait_event_timeout(dcon->waitq, dcon->switched, HZ/2); + + if (!dcon->switched) { + pr_err("Timeout entering DCON mode; expect a screen glitch.\n"); + } else { + /* sometimes the DCON doesn't follow its own rules, + * and doesn't wait for two vsync pulses before + * ack'ing the frame load with an IRQ. the result + * is that the display shows the *previously* + * loaded frame. we can detect this by looking at + * the time between asserting DCONLOAD and the IRQ -- + * if it's less than 20msec, then the DCON couldn't + * have seen two VSYNC pulses. in that case we + * deassert and reassert, and hope for the best. + * see http://dev.laptop.org/ticket/9664 + */ + delta_t = ktime_sub(dcon->irq_time, dcon->load_time); + if (dcon->switched && ktime_to_ns(delta_t) + < NSEC_PER_MSEC * 20) { + pr_err("missed loading, retrying\n"); + pdata->set_dconload(1); + mdelay(41); + pdata->set_dconload(0); + dcon->load_time = ktime_get(); + mdelay(41); + } + } + + dcon_blank_fb(dcon, true); + pr_info("The DCON has control\n"); + break; + } + default: + BUG(); + } + + dcon->curr_src = source; +} + +static void dcon_set_source(struct dcon_priv *dcon, int arg) +{ + if (dcon->pending_src == arg) + return; + + dcon->pending_src = arg; + + if (dcon->curr_src != arg) + schedule_work(&dcon->switch_source); +} + +static void dcon_set_source_sync(struct dcon_priv *dcon, int arg) +{ + dcon_set_source(dcon, arg); + flush_scheduled_work(); +} + +static ssize_t dcon_mode_show(struct device *dev, + struct device_attribute *attr, char *buf) +{ + struct dcon_priv *dcon = dev_get_drvdata(dev); + + return sprintf(buf, "%4.4X\n", dcon->disp_mode); +} + +static ssize_t dcon_sleep_show(struct device *dev, + struct device_attribute *attr, char *buf) +{ + struct dcon_priv *dcon = dev_get_drvdata(dev); + + return sprintf(buf, "%d\n", dcon->asleep); +} + +static ssize_t dcon_freeze_show(struct device *dev, + struct device_attribute *attr, char *buf) +{ + struct dcon_priv *dcon = dev_get_drvdata(dev); + + return sprintf(buf, "%d\n", dcon->curr_src == DCON_SOURCE_DCON ? 1 : 0); +} + +static ssize_t dcon_mono_show(struct device *dev, + struct device_attribute *attr, char *buf) +{ + struct dcon_priv *dcon = dev_get_drvdata(dev); + + return sprintf(buf, "%d\n", dcon->mono); +} + +static ssize_t dcon_resumeline_show(struct device *dev, + struct device_attribute *attr, char *buf) +{ + return sprintf(buf, "%d\n", resumeline); +} + +static ssize_t dcon_mono_store(struct device *dev, + struct device_attribute *attr, const char *buf, size_t count) +{ + unsigned long enable_mono; + int rc; + + rc = kstrtoul(buf, 10, &enable_mono); + if (rc) + return rc; + + dcon_set_mono_mode(dev_get_drvdata(dev), enable_mono ? true : false); + + return count; +} + +static ssize_t dcon_freeze_store(struct device *dev, + struct device_attribute *attr, const char *buf, size_t count) +{ + struct dcon_priv *dcon = dev_get_drvdata(dev); + unsigned long output; + int ret; + + ret = kstrtoul(buf, 10, &output); + if (ret) + return ret; + + pr_info("dcon_freeze_store: %lu\n", output); + + switch (output) { + case 0: + dcon_set_source(dcon, DCON_SOURCE_CPU); + break; + case 1: + dcon_set_source_sync(dcon, DCON_SOURCE_DCON); + break; + case 2: /* normally unused */ + dcon_set_source(dcon, DCON_SOURCE_DCON); + break; + default: + return -EINVAL; + } + + return count; +} + +static ssize_t dcon_resumeline_store(struct device *dev, + struct device_attribute *attr, const char *buf, size_t count) +{ + unsigned short rl; + int rc; + + rc = kstrtou16(buf, 10, &rl); + if (rc) + return rc; + + resumeline = rl; + dcon_write(dev_get_drvdata(dev), DCON_REG_SCAN_INT, resumeline); + + return count; +} + +static ssize_t dcon_sleep_store(struct device *dev, + struct device_attribute *attr, const char *buf, size_t count) +{ + unsigned long output; + int ret; + + ret = kstrtoul(buf, 10, &output); + if (ret) + return ret; + + dcon_sleep(dev_get_drvdata(dev), output ? true : false); + return count; +} + +static struct device_attribute dcon_device_files[] = { + __ATTR(mode, 0444, dcon_mode_show, NULL), + __ATTR(sleep, 0644, dcon_sleep_show, dcon_sleep_store), + __ATTR(freeze, 0644, dcon_freeze_show, dcon_freeze_store), + __ATTR(monochrome, 0644, dcon_mono_show, dcon_mono_store), + __ATTR(resumeline, 0644, dcon_resumeline_show, dcon_resumeline_store), +}; + +static int dcon_bl_update(struct backlight_device *dev) +{ + struct dcon_priv *dcon = bl_get_data(dev); + u8 level = dev->props.brightness & 0x0F; + + if (dev->props.power != FB_BLANK_UNBLANK) + level = 0; + + if (level != dcon->bl_val) + dcon_set_backlight(dcon, level); + + /* power down the DCON when the screen is blanked */ + if (!dcon->ignore_fb_events) + dcon_sleep(dcon, !!(dev->props.state & BL_CORE_FBBLANK)); + + return 0; +} + +static int dcon_bl_get(struct backlight_device *dev) +{ + struct dcon_priv *dcon = bl_get_data(dev); + + return dcon->bl_val; +} + +static const struct backlight_ops dcon_bl_ops = { + .update_status = dcon_bl_update, + .get_brightness = dcon_bl_get, +}; + +static struct backlight_properties dcon_bl_props = { + .max_brightness = 15, + .type = BACKLIGHT_RAW, + .power = FB_BLANK_UNBLANK, +}; + +static int dcon_reboot_notify(struct notifier_block *nb, + unsigned long foo, void *bar) +{ + struct dcon_priv *dcon = container_of(nb, struct dcon_priv, reboot_nb); + + if (!dcon || !dcon->client) + return NOTIFY_DONE; + + /* Turn off the DCON. Entirely. */ + dcon_write(dcon, DCON_REG_MODE, 0x39); + dcon_write(dcon, DCON_REG_MODE, 0x32); + return NOTIFY_DONE; +} + +static int unfreeze_on_panic(struct notifier_block *nb, + unsigned long e, void *p) +{ + pdata->set_dconload(1); + return NOTIFY_DONE; +} + +static struct notifier_block dcon_panic_nb = { + .notifier_call = unfreeze_on_panic, +}; + +static int dcon_detect(struct i2c_client *client, struct i2c_board_info *info) +{ + strlcpy(info->type, "olpc_dcon", I2C_NAME_SIZE); + + return 0; +} + +static int dcon_probe(struct i2c_client *client, const struct i2c_device_id *id) +{ + struct dcon_priv *dcon; + int rc, i, j; + + if (!pdata) + return -ENXIO; + + dcon = kzalloc(sizeof(*dcon), GFP_KERNEL); + if (!dcon) + return -ENOMEM; + + dcon->client = client; + init_waitqueue_head(&dcon->waitq); + INIT_WORK(&dcon->switch_source, dcon_source_switch); + dcon->reboot_nb.notifier_call = dcon_reboot_notify; + dcon->reboot_nb.priority = -1; + + i2c_set_clientdata(client, dcon); + + if (num_registered_fb < 1) { + dev_err(&client->dev, "DCON driver requires a registered fb\n"); + rc = -EIO; + goto einit; + } + dcon->fbinfo = registered_fb[0]; + + rc = dcon_hw_init(dcon, 1); + if (rc) + goto einit; + + /* Add the DCON device */ + + dcon_device = platform_device_alloc("dcon", -1); + + if (!dcon_device) { + pr_err("Unable to create the DCON device\n"); + rc = -ENOMEM; + goto eirq; + } + rc = platform_device_add(dcon_device); + platform_set_drvdata(dcon_device, dcon); + + if (rc) { + pr_err("Unable to add the DCON device\n"); + goto edev; + } + + for (i = 0; i < ARRAY_SIZE(dcon_device_files); i++) { + rc = device_create_file(&dcon_device->dev, + &dcon_device_files[i]); + if (rc) { + dev_err(&dcon_device->dev, "Cannot create sysfs file\n"); + goto ecreate; + } + } + + dcon->bl_val = dcon_read(dcon, DCON_REG_BRIGHT) & 0x0F; + + /* Add the backlight device for the DCON */ + dcon_bl_props.brightness = dcon->bl_val; + dcon->bl_dev = backlight_device_register("dcon-bl", &dcon_device->dev, + dcon, &dcon_bl_ops, &dcon_bl_props); + if (IS_ERR(dcon->bl_dev)) { + dev_err(&client->dev, "cannot register backlight dev (%ld)\n", + PTR_ERR(dcon->bl_dev)); + dcon->bl_dev = NULL; + } + + register_reboot_notifier(&dcon->reboot_nb); + atomic_notifier_chain_register(&panic_notifier_list, &dcon_panic_nb); + + return 0; + + ecreate: + for (j = 0; j < i; j++) + device_remove_file(&dcon_device->dev, &dcon_device_files[j]); + edev: + platform_device_unregister(dcon_device); + dcon_device = NULL; + eirq: + free_irq(DCON_IRQ, dcon); + einit: + kfree(dcon); + return rc; +} + +static int dcon_remove(struct i2c_client *client) +{ + struct dcon_priv *dcon = i2c_get_clientdata(client); + + unregister_reboot_notifier(&dcon->reboot_nb); + atomic_notifier_chain_unregister(&panic_notifier_list, &dcon_panic_nb); + + free_irq(DCON_IRQ, dcon); + + backlight_device_unregister(dcon->bl_dev); + + if (dcon_device) + platform_device_unregister(dcon_device); + cancel_work_sync(&dcon->switch_source); + + kfree(dcon); + + return 0; +} + +#ifdef CONFIG_PM +static int dcon_suspend(struct device *dev) +{ + struct i2c_client *client = to_i2c_client(dev); + struct dcon_priv *dcon = i2c_get_clientdata(client); + + if (!dcon->asleep) { + /* Set up the DCON to have the source */ + dcon_set_source_sync(dcon, DCON_SOURCE_DCON); + } + + return 0; +} + +static int dcon_resume(struct device *dev) +{ + struct i2c_client *client = to_i2c_client(dev); + struct dcon_priv *dcon = i2c_get_clientdata(client); + + if (!dcon->asleep) { + dcon_bus_stabilize(dcon, 0); + dcon_set_source(dcon, DCON_SOURCE_CPU); + } + + return 0; +} + +#else + +#define dcon_suspend NULL +#define dcon_resume NULL + +#endif /* CONFIG_PM */ + +irqreturn_t dcon_interrupt(int irq, void *id) +{ + struct dcon_priv *dcon = id; + u8 status; + + if (pdata->read_status(&status)) + return IRQ_NONE; + + switch (status & 3) { + case 3: + pr_debug("DCONLOAD_MISSED interrupt\n"); + break; + + case 2: /* switch to DCON mode */ + case 1: /* switch to CPU mode */ + dcon->switched = true; + dcon->irq_time = ktime_get(); + wake_up(&dcon->waitq); + break; + + case 0: + /* workaround resume case: the DCON (on 1.5) doesn't + * ever assert status 0x01 when switching to CPU mode + * during resume. this is because DCONLOAD is de-asserted + * _immediately_ upon exiting S3, so the actual release + * of the DCON happened long before this point. + * see http://dev.laptop.org/ticket/9869 + */ + if (dcon->curr_src != dcon->pending_src && !dcon->switched) { + dcon->switched = true; + dcon->irq_time = ktime_get(); + wake_up(&dcon->waitq); + pr_debug("switching w/ status 0/0\n"); + } else { + pr_debug("scanline interrupt w/CPU\n"); + } + } + + return IRQ_HANDLED; +} + +static const struct dev_pm_ops dcon_pm_ops = { + .suspend = dcon_suspend, + .resume = dcon_resume, +}; + +static const struct i2c_device_id dcon_idtable[] = { + { "olpc_dcon", 0 }, + { } +}; +MODULE_DEVICE_TABLE(i2c, dcon_idtable); + +static struct i2c_driver dcon_driver = { + .driver = { + .name = "olpc_dcon", + .pm = &dcon_pm_ops, + }, + .class = I2C_CLASS_DDC | I2C_CLASS_HWMON, + .id_table = dcon_idtable, + .probe = dcon_probe, + .remove = dcon_remove, + .detect = dcon_detect, + .address_list = normal_i2c, +}; + +static int __init olpc_dcon_init(void) +{ +#ifdef CONFIG_FB_OLPC_DCON_1_5 + /* XO-1.5 */ + if (olpc_board_at_least(olpc_board(0xd0))) + pdata = &dcon_pdata_xo_1_5; +#endif +#ifdef CONFIG_FB_OLPC_DCON_1 + if (!pdata) + pdata = &dcon_pdata_xo_1; +#endif + + return i2c_add_driver(&dcon_driver); +} + +static void __exit olpc_dcon_exit(void) +{ + i2c_del_driver(&dcon_driver); +} + +module_init(olpc_dcon_init); +module_exit(olpc_dcon_exit); + +MODULE_LICENSE("GPL"); diff --git a/drivers/staging/olpc_dcon/olpc_dcon.h b/drivers/staging/olpc_dcon/olpc_dcon.h new file mode 100644 index 0000000000000000000000000000000000000000..215e7ec4dea237b3c6452efe2f3b957fb99507ab --- /dev/null +++ b/drivers/staging/olpc_dcon/olpc_dcon.h @@ -0,0 +1,111 @@ +#ifndef OLPC_DCON_H_ +#define OLPC_DCON_H_ + +#include +#include + +/* DCON registers */ + +#define DCON_REG_ID 0 +#define DCON_REG_MODE 1 + +#define MODE_PASSTHRU (1<<0) +#define MODE_SLEEP (1<<1) +#define MODE_SLEEP_AUTO (1<<2) +#define MODE_BL_ENABLE (1<<3) +#define MODE_BLANK (1<<4) +#define MODE_CSWIZZLE (1<<5) +#define MODE_COL_AA (1<<6) +#define MODE_MONO_LUMA (1<<7) +#define MODE_SCAN_INT (1<<8) +#define MODE_CLOCKDIV (1<<9) +#define MODE_DEBUG (1<<14) +#define MODE_SELFTEST (1<<15) + +#define DCON_REG_HRES 0x2 +#define DCON_REG_HTOTAL 0x3 +#define DCON_REG_HSYNC_WIDTH 0x4 +#define DCON_REG_VRES 0x5 +#define DCON_REG_VTOTAL 0x6 +#define DCON_REG_VSYNC_WIDTH 0x7 +#define DCON_REG_TIMEOUT 0x8 +#define DCON_REG_SCAN_INT 0x9 +#define DCON_REG_BRIGHT 0xa +#define DCON_REG_MEM_OPT_A 0x41 +#define DCON_REG_MEM_OPT_B 0x42 + +/* Load Delay Locked Loop (DLL) settings for clock delay */ +#define MEM_DLL_CLOCK_DELAY (1<<0) +/* Memory controller power down function */ +#define MEM_POWER_DOWN (1<<8) +/* Memory controller software reset */ +#define MEM_SOFT_RESET (1<<0) + +/* Status values */ + +#define DCONSTAT_SCANINT 0 +#define DCONSTAT_SCANINT_DCON 1 +#define DCONSTAT_DISPLAYLOAD 2 +#define DCONSTAT_MISSED 3 + +/* Source values */ + +#define DCON_SOURCE_DCON 0 +#define DCON_SOURCE_CPU 1 + +/* Interrupt */ +#define DCON_IRQ 6 + +struct dcon_priv { + struct i2c_client *client; + struct fb_info *fbinfo; + struct backlight_device *bl_dev; + + wait_queue_head_t waitq; + struct work_struct switch_source; + struct notifier_block reboot_nb; + + /* Shadow register for the DCON_REG_MODE register */ + u8 disp_mode; + + /* The current backlight value - this saves us some smbus traffic */ + u8 bl_val; + + /* Current source, initialized at probe time */ + int curr_src; + + /* Desired source */ + int pending_src; + + /* Variables used during switches */ + bool switched; + ktime_t irq_time; + ktime_t load_time; + + /* Current output type; true == mono, false == color */ + bool mono; + bool asleep; + /* This get set while controlling fb blank state from the driver */ + bool ignore_fb_events; +}; + +struct dcon_platform_data { + int (*init)(struct dcon_priv *); + void (*bus_stabilize_wiggle)(void); + void (*set_dconload)(int); + int (*read_status)(u8 *); +}; + +#include + +irqreturn_t dcon_interrupt(int irq, void *id); + +#ifdef CONFIG_FB_OLPC_DCON_1 +extern struct dcon_platform_data dcon_pdata_xo_1; +#endif + +#ifdef CONFIG_FB_OLPC_DCON_1_5 +extern struct dcon_platform_data dcon_pdata_xo_1_5; +#endif + +#endif diff --git a/drivers/staging/olpc_dcon/olpc_dcon_xo_1.c b/drivers/staging/olpc_dcon/olpc_dcon_xo_1.c new file mode 100644 index 0000000000000000000000000000000000000000..0c5a10c69401df08d19c2a006831a70ef0a3c88b --- /dev/null +++ b/drivers/staging/olpc_dcon/olpc_dcon_xo_1.c @@ -0,0 +1,205 @@ +/* + * Mainly by David Woodhouse, somewhat modified by Jordan Crouse + * + * Copyright © 2006-2007 Red Hat, Inc. + * Copyright © 2006-2007 Advanced Micro Devices, Inc. + * Copyright © 2009 VIA Technology, Inc. + * Copyright (c) 2010 Andres Salomon + * + * This program is free software. You can redistribute it and/or + * modify it under the terms of version 2 of the GNU General Public + * License as published by the Free Software Foundation. + */ + +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt + +#include +#include +#include +#include + +#include "olpc_dcon.h" + +static int dcon_init_xo_1(struct dcon_priv *dcon) +{ + unsigned char lob; + + if (gpio_request(OLPC_GPIO_DCON_STAT0, "OLPC-DCON")) { + pr_err("failed to request STAT0 GPIO\n"); + return -EIO; + } + if (gpio_request(OLPC_GPIO_DCON_STAT1, "OLPC-DCON")) { + pr_err("failed to request STAT1 GPIO\n"); + goto err_gp_stat1; + } + if (gpio_request(OLPC_GPIO_DCON_IRQ, "OLPC-DCON")) { + pr_err("failed to request IRQ GPIO\n"); + goto err_gp_irq; + } + if (gpio_request(OLPC_GPIO_DCON_LOAD, "OLPC-DCON")) { + pr_err("failed to request LOAD GPIO\n"); + goto err_gp_load; + } + if (gpio_request(OLPC_GPIO_DCON_BLANK, "OLPC-DCON")) { + pr_err("failed to request BLANK GPIO\n"); + goto err_gp_blank; + } + + /* Turn off the event enable for GPIO7 just to be safe */ + cs5535_gpio_clear(OLPC_GPIO_DCON_IRQ, GPIO_EVENTS_ENABLE); + + /* + * Determine the current state by reading the GPIO bit; earlier + * stages of the boot process have established the state. + * + * Note that we read GPIO_OUTPUT_VAL rather than GPIO_READ_BACK here; + * this is because OFW will disable input for the pin and set a value.. + * READ_BACK will only contain a valid value if input is enabled and + * then a value is set. So, future readings of the pin can use + * READ_BACK, but the first one cannot. Awesome, huh? + */ + dcon->curr_src = cs5535_gpio_isset(OLPC_GPIO_DCON_LOAD, GPIO_OUTPUT_VAL) + ? DCON_SOURCE_CPU + : DCON_SOURCE_DCON; + dcon->pending_src = dcon->curr_src; + + /* Set the directions for the GPIO pins */ + gpio_direction_input(OLPC_GPIO_DCON_STAT0); + gpio_direction_input(OLPC_GPIO_DCON_STAT1); + gpio_direction_input(OLPC_GPIO_DCON_IRQ); + gpio_direction_input(OLPC_GPIO_DCON_BLANK); + gpio_direction_output(OLPC_GPIO_DCON_LOAD, + dcon->curr_src == DCON_SOURCE_CPU); + + /* Set up the interrupt mappings */ + + /* Set the IRQ to pair 2 */ + cs5535_gpio_setup_event(OLPC_GPIO_DCON_IRQ, 2, 0); + + /* Enable group 2 to trigger the DCON interrupt */ + cs5535_gpio_set_irq(2, DCON_IRQ); + + /* Select edge level for interrupt (in PIC) */ + lob = inb(0x4d0); + lob &= ~(1 << DCON_IRQ); + outb(lob, 0x4d0); + + /* Register the interrupt handler */ + if (request_irq(DCON_IRQ, &dcon_interrupt, 0, "DCON", dcon)) { + pr_err("failed to request DCON's irq\n"); + goto err_req_irq; + } + + /* Clear INV_EN for GPIO7 (DCONIRQ) */ + cs5535_gpio_clear(OLPC_GPIO_DCON_IRQ, GPIO_INPUT_INVERT); + + /* Enable filter for GPIO12 (DCONBLANK) */ + cs5535_gpio_set(OLPC_GPIO_DCON_BLANK, GPIO_INPUT_FILTER); + + /* Disable filter for GPIO7 */ + cs5535_gpio_clear(OLPC_GPIO_DCON_IRQ, GPIO_INPUT_FILTER); + + /* Disable event counter for GPIO7 (DCONIRQ) and GPIO12 (DCONBLANK) */ + cs5535_gpio_clear(OLPC_GPIO_DCON_IRQ, GPIO_INPUT_EVENT_COUNT); + cs5535_gpio_clear(OLPC_GPIO_DCON_BLANK, GPIO_INPUT_EVENT_COUNT); + + /* Add GPIO12 to the Filter Event Pair #7 */ + cs5535_gpio_set(OLPC_GPIO_DCON_BLANK, GPIO_FE7_SEL); + + /* Turn off negative Edge Enable for GPIO12 */ + cs5535_gpio_clear(OLPC_GPIO_DCON_BLANK, GPIO_NEGATIVE_EDGE_EN); + + /* Enable negative Edge Enable for GPIO7 */ + cs5535_gpio_set(OLPC_GPIO_DCON_IRQ, GPIO_NEGATIVE_EDGE_EN); + + /* Zero the filter amount for Filter Event Pair #7 */ + cs5535_gpio_set(0, GPIO_FLTR7_AMOUNT); + + /* Clear the negative edge status for GPIO7 and GPIO12 */ + cs5535_gpio_set(OLPC_GPIO_DCON_IRQ, GPIO_NEGATIVE_EDGE_STS); + cs5535_gpio_set(OLPC_GPIO_DCON_BLANK, GPIO_NEGATIVE_EDGE_STS); + + /* FIXME: Clear the positive status as well, just to be sure */ + cs5535_gpio_set(OLPC_GPIO_DCON_IRQ, GPIO_POSITIVE_EDGE_STS); + cs5535_gpio_set(OLPC_GPIO_DCON_BLANK, GPIO_POSITIVE_EDGE_STS); + + /* Enable events for GPIO7 (DCONIRQ) and GPIO12 (DCONBLANK) */ + cs5535_gpio_set(OLPC_GPIO_DCON_IRQ, GPIO_EVENTS_ENABLE); + cs5535_gpio_set(OLPC_GPIO_DCON_BLANK, GPIO_EVENTS_ENABLE); + + return 0; + +err_req_irq: + gpio_free(OLPC_GPIO_DCON_BLANK); +err_gp_blank: + gpio_free(OLPC_GPIO_DCON_LOAD); +err_gp_load: + gpio_free(OLPC_GPIO_DCON_IRQ); +err_gp_irq: + gpio_free(OLPC_GPIO_DCON_STAT1); +err_gp_stat1: + gpio_free(OLPC_GPIO_DCON_STAT0); + return -EIO; +} + +static void dcon_wiggle_xo_1(void) +{ + int x; + + /* + * According to HiMax, when powering the DCON up we should hold + * SMB_DATA high for 8 SMB_CLK cycles. This will force the DCON + * state machine to reset to a (sane) initial state. Mitch Bradley + * did some testing and discovered that holding for 16 SMB_CLK cycles + * worked a lot more reliably, so that's what we do here. + * + * According to the cs5536 spec, to set GPIO14 to SMB_CLK we must + * simultaneously set AUX1 IN/OUT to GPIO14; ditto for SMB_DATA and + * GPIO15. + */ + cs5535_gpio_set(OLPC_GPIO_SMB_CLK, GPIO_OUTPUT_VAL); + cs5535_gpio_set(OLPC_GPIO_SMB_DATA, GPIO_OUTPUT_VAL); + cs5535_gpio_set(OLPC_GPIO_SMB_CLK, GPIO_OUTPUT_ENABLE); + cs5535_gpio_set(OLPC_GPIO_SMB_DATA, GPIO_OUTPUT_ENABLE); + cs5535_gpio_clear(OLPC_GPIO_SMB_CLK, GPIO_OUTPUT_AUX1); + cs5535_gpio_clear(OLPC_GPIO_SMB_DATA, GPIO_OUTPUT_AUX1); + cs5535_gpio_clear(OLPC_GPIO_SMB_CLK, GPIO_OUTPUT_AUX2); + cs5535_gpio_clear(OLPC_GPIO_SMB_DATA, GPIO_OUTPUT_AUX2); + cs5535_gpio_clear(OLPC_GPIO_SMB_CLK, GPIO_INPUT_AUX1); + cs5535_gpio_clear(OLPC_GPIO_SMB_DATA, GPIO_INPUT_AUX1); + + for (x = 0; x < 16; x++) { + udelay(5); + cs5535_gpio_clear(OLPC_GPIO_SMB_CLK, GPIO_OUTPUT_VAL); + udelay(5); + cs5535_gpio_set(OLPC_GPIO_SMB_CLK, GPIO_OUTPUT_VAL); + } + udelay(5); + cs5535_gpio_set(OLPC_GPIO_SMB_CLK, GPIO_OUTPUT_AUX1); + cs5535_gpio_set(OLPC_GPIO_SMB_DATA, GPIO_OUTPUT_AUX1); + cs5535_gpio_set(OLPC_GPIO_SMB_CLK, GPIO_INPUT_AUX1); + cs5535_gpio_set(OLPC_GPIO_SMB_DATA, GPIO_INPUT_AUX1); +} + +static void dcon_set_dconload_1(int val) +{ + gpio_set_value(OLPC_GPIO_DCON_LOAD, val); +} + +static int dcon_read_status_xo_1(u8 *status) +{ + *status = gpio_get_value(OLPC_GPIO_DCON_STAT0); + *status |= gpio_get_value(OLPC_GPIO_DCON_STAT1) << 1; + + /* Clear the negative edge status for GPIO7 */ + cs5535_gpio_set(OLPC_GPIO_DCON_IRQ, GPIO_NEGATIVE_EDGE_STS); + + return 0; +} + +struct dcon_platform_data dcon_pdata_xo_1 = { + .init = dcon_init_xo_1, + .bus_stabilize_wiggle = dcon_wiggle_xo_1, + .set_dconload = dcon_set_dconload_1, + .read_status = dcon_read_status_xo_1, +}; diff --git a/drivers/staging/olpc_dcon/olpc_dcon_xo_1_5.c b/drivers/staging/olpc_dcon/olpc_dcon_xo_1_5.c new file mode 100644 index 0000000000000000000000000000000000000000..6a4d379c16a340775606f14f2ae604c90cbb4968 --- /dev/null +++ b/drivers/staging/olpc_dcon/olpc_dcon_xo_1_5.c @@ -0,0 +1,161 @@ +/* + * Copyright (c) 2009,2010 One Laptop per Child + * + * This program is free software. You can redistribute it and/or + * modify it under the terms of version 2 of the GNU General Public + * License as published by the Free Software Foundation. + */ + +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt + +#include +#include +#include +#include + +/* TODO: this eventually belongs in linux/vx855.h */ +#define NR_VX855_GPI 14 +#define NR_VX855_GPO 13 +#define NR_VX855_GPIO 15 + +#define VX855_GPI(n) (n) +#define VX855_GPO(n) (NR_VX855_GPI + (n)) +#define VX855_GPIO(n) (NR_VX855_GPI + NR_VX855_GPO + (n)) + +#include "olpc_dcon.h" + +/* Hardware setup on the XO 1.5: + * DCONLOAD connects to VX855_GPIO1 (not SMBCK2) + * DCONBLANK connects to VX855_GPIO8 (not SSPICLK) unused in driver + * DCONSTAT0 connects to VX855_GPI10 (not SSPISDI) + * DCONSTAT1 connects to VX855_GPI11 (not nSSPISS) + * DCONIRQ connects to VX855_GPIO12 + * DCONSMBDATA connects to VX855 graphics CRTSPD + * DCONSMBCLK connects to VX855 graphics CRTSPCLK + */ + +#define VX855_GENL_PURPOSE_OUTPUT 0x44c /* PMIO_Rx4c-4f */ +#define VX855_GPI_STATUS_CHG 0x450 /* PMIO_Rx50 */ +#define VX855_GPI_SCI_SMI 0x452 /* PMIO_Rx52 */ +#define BIT_GPIO12 0x40 + +#define PREFIX "OLPC DCON:" + +static void dcon_clear_irq(void) +{ + /* irq status will appear in PMIO_Rx50[6] (RW1C) on gpio12 */ + outb(BIT_GPIO12, VX855_GPI_STATUS_CHG); +} + +static int dcon_was_irq(void) +{ + u_int8_t tmp; + + /* irq status will appear in PMIO_Rx50[6] on gpio12 */ + tmp = inb(VX855_GPI_STATUS_CHG); + return !!(tmp & BIT_GPIO12); + + return 0; +} + +static int dcon_init_xo_1_5(struct dcon_priv *dcon) +{ + unsigned int irq; + + dcon_clear_irq(); + + /* set PMIO_Rx52[6] to enable SCI/SMI on gpio12 */ + outb(inb(VX855_GPI_SCI_SMI)|BIT_GPIO12, VX855_GPI_SCI_SMI); + + /* Determine the current state of DCONLOAD, likely set by firmware */ + /* GPIO1 */ + dcon->curr_src = (inl(VX855_GENL_PURPOSE_OUTPUT) & 0x1000) ? + DCON_SOURCE_CPU : DCON_SOURCE_DCON; + dcon->pending_src = dcon->curr_src; + + /* we're sharing the IRQ with ACPI */ + irq = acpi_gbl_FADT.sci_interrupt; + if (request_irq(irq, &dcon_interrupt, IRQF_SHARED, "DCON", dcon)) { + pr_err("DCON (IRQ%d) allocation failed\n", irq); + return 1; + } + + return 0; +} + +static void set_i2c_line(int sda, int scl) +{ + unsigned char tmp; + unsigned int port = 0x26; + + /* FIXME: This directly accesses the CRT GPIO controller !!! */ + outb(port, 0x3c4); + tmp = inb(0x3c5); + + if (scl) + tmp |= 0x20; + else + tmp &= ~0x20; + + if (sda) + tmp |= 0x10; + else + tmp &= ~0x10; + + tmp |= 0x01; + + outb(port, 0x3c4); + outb(tmp, 0x3c5); +} + + +static void dcon_wiggle_xo_1_5(void) +{ + int x; + + /* + * According to HiMax, when powering the DCON up we should hold + * SMB_DATA high for 8 SMB_CLK cycles. This will force the DCON + * state machine to reset to a (sane) initial state. Mitch Bradley + * did some testing and discovered that holding for 16 SMB_CLK cycles + * worked a lot more reliably, so that's what we do here. + */ + set_i2c_line(1, 1); + + for (x = 0; x < 16; x++) { + udelay(5); + set_i2c_line(1, 0); + udelay(5); + set_i2c_line(1, 1); + } + udelay(5); + + /* set PMIO_Rx52[6] to enable SCI/SMI on gpio12 */ + outb(inb(VX855_GPI_SCI_SMI)|BIT_GPIO12, VX855_GPI_SCI_SMI); +} + +static void dcon_set_dconload_xo_1_5(int val) +{ + gpio_set_value(VX855_GPIO(1), val); +} + +static int dcon_read_status_xo_1_5(u8 *status) +{ + if (!dcon_was_irq()) + return -1; + + /* i believe this is the same as "inb(0x44b) & 3" */ + *status = gpio_get_value(VX855_GPI(10)); + *status |= gpio_get_value(VX855_GPI(11)) << 1; + + dcon_clear_irq(); + + return 0; +} + +struct dcon_platform_data dcon_pdata_xo_1_5 = { + .init = dcon_init_xo_1_5, + .bus_stabilize_wiggle = dcon_wiggle_xo_1_5, + .set_dconload = dcon_set_dconload_xo_1_5, + .read_status = dcon_read_status_xo_1_5, +}; diff --git a/drivers/staging/rdma/hfi1/Kconfig b/drivers/staging/rdma/hfi1/Kconfig index 3e668d852f03029985b131544d67b2b47fe45376..a925fb0db70603f3ec64b99c92bbdcf365463fc3 100644 --- a/drivers/staging/rdma/hfi1/Kconfig +++ b/drivers/staging/rdma/hfi1/Kconfig @@ -2,6 +2,7 @@ config INFINIBAND_HFI1 tristate "Intel OPA Gen1 support" depends on X86_64 && INFINIBAND_RDMAVT select MMU_NOTIFIER + select CRC32 default m ---help--- This is a low-level driver for Intel OPA Gen1 adapter. diff --git a/drivers/target/iscsi/iscsi_target_configfs.c b/drivers/target/iscsi/iscsi_target_configfs.c index a24443ba59ea04e452674403d014e507ea44b4d6..97e5b69e066852b1ae1eefd20161fde13c44d352 100644 --- a/drivers/target/iscsi/iscsi_target_configfs.c +++ b/drivers/target/iscsi/iscsi_target_configfs.c @@ -779,14 +779,6 @@ static int lio_target_init_nodeacl(struct se_node_acl *se_nacl, return 0; } -static void lio_target_cleanup_nodeacl( struct se_node_acl *se_nacl) -{ - struct iscsi_node_acl *acl = container_of(se_nacl, - struct iscsi_node_acl, se_node_acl); - - configfs_remove_default_groups(&acl->se_node_acl.acl_fabric_stat_group); -} - /* End items for lio_target_acl_cit */ /* Start items for lio_target_tpg_attrib_cit */ @@ -1247,6 +1239,16 @@ static struct se_wwn *lio_target_call_coreaddtiqn( if (IS_ERR(tiqn)) return ERR_CAST(tiqn); + pr_debug("LIO_Target_ConfigFS: REGISTER -> %s\n", tiqn->tiqn); + pr_debug("LIO_Target_ConfigFS: REGISTER -> Allocated Node:" + " %s\n", name); + return &tiqn->tiqn_wwn; +} + +static void lio_target_add_wwn_groups(struct se_wwn *wwn) +{ + struct iscsi_tiqn *tiqn = container_of(wwn, struct iscsi_tiqn, tiqn_wwn); + config_group_init_type_name(&tiqn->tiqn_stat_grps.iscsi_instance_group, "iscsi_instance", &iscsi_stat_instance_cit); configfs_add_default_group(&tiqn->tiqn_stat_grps.iscsi_instance_group, @@ -1271,12 +1273,6 @@ static struct se_wwn *lio_target_call_coreaddtiqn( "iscsi_logout_stats", &iscsi_stat_logout_cit); configfs_add_default_group(&tiqn->tiqn_stat_grps.iscsi_logout_stats_group, &tiqn->tiqn_wwn.fabric_stat_group); - - - pr_debug("LIO_Target_ConfigFS: REGISTER -> %s\n", tiqn->tiqn); - pr_debug("LIO_Target_ConfigFS: REGISTER -> Allocated Node:" - " %s\n", name); - return &tiqn->tiqn_wwn; } static void lio_target_call_coredeltiqn( @@ -1284,8 +1280,6 @@ static void lio_target_call_coredeltiqn( { struct iscsi_tiqn *tiqn = container_of(wwn, struct iscsi_tiqn, tiqn_wwn); - configfs_remove_default_groups(&tiqn->tiqn_wwn.fabric_stat_group); - pr_debug("LIO_Target_ConfigFS: DEREGISTER -> %s\n", tiqn->tiqn); iscsit_del_tiqn(tiqn); @@ -1660,12 +1654,12 @@ const struct target_core_fabric_ops iscsi_ops = { .aborted_task = lio_aborted_task, .fabric_make_wwn = lio_target_call_coreaddtiqn, .fabric_drop_wwn = lio_target_call_coredeltiqn, + .add_wwn_groups = lio_target_add_wwn_groups, .fabric_make_tpg = lio_target_tiqn_addtpg, .fabric_drop_tpg = lio_target_tiqn_deltpg, .fabric_make_np = lio_target_call_addnptotpg, .fabric_drop_np = lio_target_call_delnpfromtpg, .fabric_init_nodeacl = lio_target_init_nodeacl, - .fabric_cleanup_nodeacl = lio_target_cleanup_nodeacl, .tfc_discovery_attrs = lio_target_discovery_auth_attrs, .tfc_wwn_attrs = lio_target_wwn_attrs, diff --git a/drivers/target/target_core_fabric_configfs.c b/drivers/target/target_core_fabric_configfs.c index 1bd5c72b663e29a32d50c88dd0fccf344bb72f30..31a096aa16aba6dc4239cd412f813709709723f8 100644 --- a/drivers/target/target_core_fabric_configfs.c +++ b/drivers/target/target_core_fabric_configfs.c @@ -338,10 +338,8 @@ static void target_fabric_nacl_base_release(struct config_item *item) { struct se_node_acl *se_nacl = container_of(to_config_group(item), struct se_node_acl, acl_group); - struct target_fabric_configfs *tf = se_nacl->se_tpg->se_tpg_wwn->wwn_tf; - if (tf->tf_ops->fabric_cleanup_nodeacl) - tf->tf_ops->fabric_cleanup_nodeacl(se_nacl); + configfs_remove_default_groups(&se_nacl->acl_fabric_stat_group); core_tpg_del_initiator_node_acl(se_nacl); } @@ -383,14 +381,6 @@ static struct config_group *target_fabric_make_nodeacl( if (IS_ERR(se_nacl)) return ERR_CAST(se_nacl); - if (tf->tf_ops->fabric_init_nodeacl) { - int ret = tf->tf_ops->fabric_init_nodeacl(se_nacl, name); - if (ret) { - core_tpg_del_initiator_node_acl(se_nacl); - return ERR_PTR(ret); - } - } - config_group_init_type_name(&se_nacl->acl_group, name, &tf->tf_tpg_nacl_base_cit); @@ -414,6 +404,15 @@ static struct config_group *target_fabric_make_nodeacl( configfs_add_default_group(&se_nacl->acl_fabric_stat_group, &se_nacl->acl_group); + if (tf->tf_ops->fabric_init_nodeacl) { + int ret = tf->tf_ops->fabric_init_nodeacl(se_nacl, name); + if (ret) { + configfs_remove_default_groups(&se_nacl->acl_fabric_stat_group); + core_tpg_del_initiator_node_acl(se_nacl); + return ERR_PTR(ret); + } + } + return &se_nacl->acl_group; } @@ -892,6 +891,7 @@ static void target_fabric_release_wwn(struct config_item *item) struct se_wwn, wwn_group); struct target_fabric_configfs *tf = wwn->wwn_tf; + configfs_remove_default_groups(&wwn->fabric_stat_group); tf->tf_ops->fabric_drop_wwn(wwn); } @@ -945,6 +945,8 @@ static struct config_group *target_fabric_make_wwn( &tf->tf_wwn_fabric_stats_cit); configfs_add_default_group(&wwn->fabric_stat_group, &wwn->wwn_group); + if (tf->tf_ops->add_wwn_groups) + tf->tf_ops->add_wwn_groups(wwn); return &wwn->wwn_group; } diff --git a/drivers/tty/tty_io.c b/drivers/tty/tty_io.c index 8d26ed79bb4c593a1dabbd4ab76b45be2338e8fc..9b04d72e752e5e398aef0122eabf0d9ba2d2e1c1 100644 --- a/drivers/tty/tty_io.c +++ b/drivers/tty/tty_io.c @@ -2049,14 +2049,13 @@ static struct tty_struct *tty_open_by_driver(dev_t device, struct inode *inode, if (tty) { mutex_unlock(&tty_mutex); retval = tty_lock_interruptible(tty); + tty_kref_put(tty); /* drop kref from tty_driver_lookup_tty() */ if (retval) { if (retval == -EINTR) retval = -ERESTARTSYS; tty = ERR_PTR(retval); goto out; } - /* safe to drop the kref from tty_driver_lookup_tty() */ - tty_kref_put(tty); retval = tty_reopen(tty); if (retval < 0) { tty_unlock(tty); @@ -2158,7 +2157,7 @@ static int tty_open(struct inode *inode, struct file *filp) read_lock(&tasklist_lock); spin_lock_irq(¤t->sighand->siglock); noctty = (filp->f_flags & O_NOCTTY) || - device == MKDEV(TTY_MAJOR, 0) || + (IS_ENABLED(CONFIG_VT) && device == MKDEV(TTY_MAJOR, 0)) || device == MKDEV(TTYAUX_MAJOR, 1) || (tty->driver->type == TTY_DRIVER_TYPE_PTY && tty->driver->subtype == PTY_TYPE_MASTER); diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c index 83fd30b0577c55f33eace402617ff3a2a4b09126..a6c4a1b895bd4e5acdab56b4a5a5abf512be6244 100644 --- a/drivers/usb/class/cdc-acm.c +++ b/drivers/usb/class/cdc-acm.c @@ -744,11 +744,15 @@ static void acm_tty_flush_chars(struct tty_struct *tty) int err; unsigned long flags; + if (!cur) /* nothing to do */ + return; + acm->putbuffer = NULL; err = usb_autopm_get_interface_async(acm->control); spin_lock_irqsave(&acm->write_lock, flags); if (err < 0) { cur->use = 0; + acm->putbuffer = cur; goto out; } diff --git a/drivers/usb/core/config.c b/drivers/usb/core/config.c index 5eb1a87228b47afd397fecfd4180413e7043a304..31ccdccd7a04fda36003cdc3ba58b82e25773fa9 100644 --- a/drivers/usb/core/config.c +++ b/drivers/usb/core/config.c @@ -75,8 +75,6 @@ static void usb_parse_ss_endpoint_companion(struct device *ddev, int cfgno, * be the first thing immediately following the endpoint descriptor. */ desc = (struct usb_ss_ep_comp_descriptor *) buffer; - buffer += desc->bLength; - size -= desc->bLength; if (desc->bDescriptorType != USB_DT_SS_ENDPOINT_COMP || size < USB_DT_SS_EP_COMP_SIZE) { @@ -100,7 +98,8 @@ static void usb_parse_ss_endpoint_companion(struct device *ddev, int cfgno, ep->desc.wMaxPacketSize; return; } - + buffer += desc->bLength; + size -= desc->bLength; memcpy(&ep->ss_ep_comp, desc, USB_DT_SS_EP_COMP_SIZE); /* Check the various values */ @@ -146,12 +145,6 @@ static void usb_parse_ss_endpoint_companion(struct device *ddev, int cfgno, ep->ss_ep_comp.bmAttributes = 2; } - /* Parse a possible SuperSpeedPlus isoc ep companion descriptor */ - if (usb_endpoint_xfer_isoc(&ep->desc) && - USB_SS_SSP_ISOC_COMP(desc->bmAttributes)) - usb_parse_ssp_isoc_endpoint_companion(ddev, cfgno, inum, asnum, - ep, buffer, size); - if (usb_endpoint_xfer_isoc(&ep->desc)) max_tx = (desc->bMaxBurst + 1) * (USB_SS_MULT(desc->bmAttributes)) * @@ -171,6 +164,11 @@ static void usb_parse_ss_endpoint_companion(struct device *ddev, int cfgno, max_tx); ep->ss_ep_comp.wBytesPerInterval = cpu_to_le16(max_tx); } + /* Parse a possible SuperSpeedPlus isoc ep companion descriptor */ + if (usb_endpoint_xfer_isoc(&ep->desc) && + USB_SS_SSP_ISOC_COMP(desc->bmAttributes)) + usb_parse_ssp_isoc_endpoint_companion(ddev, cfgno, inum, asnum, + ep, buffer, size); } static int usb_parse_endpoint(struct device *ddev, int cfgno, int inum, diff --git a/drivers/usb/core/hcd-pci.c b/drivers/usb/core/hcd-pci.c index f9d42cf23e55f80104066f6c38b6deda9943f458..7859d738df418f5c3447a8f524d4d8a922299299 100644 --- a/drivers/usb/core/hcd-pci.c +++ b/drivers/usb/core/hcd-pci.c @@ -73,6 +73,15 @@ static void for_each_companion(struct pci_dev *pdev, struct usb_hcd *hcd, if (companion->bus != pdev->bus || PCI_SLOT(companion->devfn) != slot) continue; + + /* + * Companion device should be either UHCI,OHCI or EHCI host + * controller, otherwise skip. + */ + if (companion->class != CL_UHCI && companion->class != CL_OHCI && + companion->class != CL_EHCI) + continue; + companion_hcd = pci_get_drvdata(companion); if (!companion_hcd || !companion_hcd->self.root_hub) continue; diff --git a/drivers/usb/dwc2/gadget.c b/drivers/usb/dwc2/gadget.c index e9940dd004e46c11472f776d79aebddc6497a906..818f158232bb6eb84e13e16a85808a25b7b1f668 100644 --- a/drivers/usb/dwc2/gadget.c +++ b/drivers/usb/dwc2/gadget.c @@ -2254,6 +2254,7 @@ void dwc2_hsotg_core_init_disconnected(struct dwc2_hsotg *hsotg, { u32 intmsk; u32 val; + u32 usbcfg; /* Kill any ep0 requests as controller will be reinitialized */ kill_all_requests(hsotg, hsotg->eps_out[0], -ECONNRESET); @@ -2267,10 +2268,16 @@ void dwc2_hsotg_core_init_disconnected(struct dwc2_hsotg *hsotg, * set configuration. */ + /* keep other bits untouched (so e.g. forced modes are not lost) */ + usbcfg = dwc2_readl(hsotg->regs + GUSBCFG); + usbcfg &= ~(GUSBCFG_TOUTCAL_MASK | GUSBCFG_PHYIF16 | GUSBCFG_SRPCAP | + GUSBCFG_HNPCAP); + /* set the PLL on, remove the HNP/SRP and set the PHY */ val = (hsotg->phyif == GUSBCFG_PHYIF8) ? 9 : 5; - dwc2_writel(hsotg->phyif | GUSBCFG_TOUTCAL(7) | - (val << GUSBCFG_USBTRDTIM_SHIFT), hsotg->regs + GUSBCFG); + usbcfg |= hsotg->phyif | GUSBCFG_TOUTCAL(7) | + (val << GUSBCFG_USBTRDTIM_SHIFT); + dwc2_writel(usbcfg, hsotg->regs + GUSBCFG); dwc2_hsotg_init_fifo(hsotg); @@ -3031,6 +3038,7 @@ static struct usb_ep_ops dwc2_hsotg_ep_ops = { static void dwc2_hsotg_init(struct dwc2_hsotg *hsotg) { u32 trdtim; + u32 usbcfg; /* unmask subset of endpoint interrupts */ dwc2_writel(DIEPMSK_TIMEOUTMSK | DIEPMSK_AHBERRMSK | @@ -3054,11 +3062,16 @@ static void dwc2_hsotg_init(struct dwc2_hsotg *hsotg) dwc2_hsotg_init_fifo(hsotg); + /* keep other bits untouched (so e.g. forced modes are not lost) */ + usbcfg = dwc2_readl(hsotg->regs + GUSBCFG); + usbcfg &= ~(GUSBCFG_TOUTCAL_MASK | GUSBCFG_PHYIF16 | GUSBCFG_SRPCAP | + GUSBCFG_HNPCAP); + /* set the PLL on, remove the HNP/SRP and set the PHY */ trdtim = (hsotg->phyif == GUSBCFG_PHYIF8) ? 9 : 5; - dwc2_writel(hsotg->phyif | GUSBCFG_TOUTCAL(7) | - (trdtim << GUSBCFG_USBTRDTIM_SHIFT), - hsotg->regs + GUSBCFG); + usbcfg |= hsotg->phyif | GUSBCFG_TOUTCAL(7) | + (trdtim << GUSBCFG_USBTRDTIM_SHIFT); + dwc2_writel(usbcfg, hsotg->regs + GUSBCFG); if (using_dma(hsotg)) __orr32(hsotg->regs + GAHBCFG, GAHBCFG_DMA_EN); diff --git a/drivers/usb/dwc3/core.c b/drivers/usb/dwc3/core.c index 17fd81447c9f72b452c83f8567e056e28bb1dd67..fa20f5a99d125aad27d28717683b5447a419fedf 100644 --- a/drivers/usb/dwc3/core.c +++ b/drivers/usb/dwc3/core.c @@ -67,23 +67,9 @@ void dwc3_set_mode(struct dwc3 *dwc, u32 mode) static int dwc3_core_soft_reset(struct dwc3 *dwc) { u32 reg; + int retries = 1000; int ret; - /* Before Resetting PHY, put Core in Reset */ - reg = dwc3_readl(dwc->regs, DWC3_GCTL); - reg |= DWC3_GCTL_CORESOFTRESET; - dwc3_writel(dwc->regs, DWC3_GCTL, reg); - - /* Assert USB3 PHY reset */ - reg = dwc3_readl(dwc->regs, DWC3_GUSB3PIPECTL(0)); - reg |= DWC3_GUSB3PIPECTL_PHYSOFTRST; - dwc3_writel(dwc->regs, DWC3_GUSB3PIPECTL(0), reg); - - /* Assert USB2 PHY reset */ - reg = dwc3_readl(dwc->regs, DWC3_GUSB2PHYCFG(0)); - reg |= DWC3_GUSB2PHYCFG_PHYSOFTRST; - dwc3_writel(dwc->regs, DWC3_GUSB2PHYCFG(0), reg); - usb_phy_init(dwc->usb2_phy); usb_phy_init(dwc->usb3_phy); ret = phy_init(dwc->usb2_generic_phy); @@ -95,26 +81,28 @@ static int dwc3_core_soft_reset(struct dwc3 *dwc) phy_exit(dwc->usb2_generic_phy); return ret; } - mdelay(100); - /* Clear USB3 PHY reset */ - reg = dwc3_readl(dwc->regs, DWC3_GUSB3PIPECTL(0)); - reg &= ~DWC3_GUSB3PIPECTL_PHYSOFTRST; - dwc3_writel(dwc->regs, DWC3_GUSB3PIPECTL(0), reg); + /* + * We're resetting only the device side because, if we're in host mode, + * XHCI driver will reset the host block. If dwc3 was configured for + * host-only mode, then we can return early. + */ + if (dwc->dr_mode == USB_DR_MODE_HOST) + return 0; - /* Clear USB2 PHY reset */ - reg = dwc3_readl(dwc->regs, DWC3_GUSB2PHYCFG(0)); - reg &= ~DWC3_GUSB2PHYCFG_PHYSOFTRST; - dwc3_writel(dwc->regs, DWC3_GUSB2PHYCFG(0), reg); + reg = dwc3_readl(dwc->regs, DWC3_DCTL); + reg |= DWC3_DCTL_CSFTRST; + dwc3_writel(dwc->regs, DWC3_DCTL, reg); - mdelay(100); + do { + reg = dwc3_readl(dwc->regs, DWC3_DCTL); + if (!(reg & DWC3_DCTL_CSFTRST)) + return 0; - /* After PHYs are stable we can take Core out of reset state */ - reg = dwc3_readl(dwc->regs, DWC3_GCTL); - reg &= ~DWC3_GCTL_CORESOFTRESET; - dwc3_writel(dwc->regs, DWC3_GCTL, reg); + udelay(1); + } while (--retries); - return 0; + return -ETIMEDOUT; } /** diff --git a/drivers/usb/dwc3/dwc3-keystone.c b/drivers/usb/dwc3/dwc3-keystone.c index 2be268d2423d9339679d38dc0a01982912424b96..72664700b8a25c7d9bcee89c16c68fa6b5792565 100644 --- a/drivers/usb/dwc3/dwc3-keystone.c +++ b/drivers/usb/dwc3/dwc3-keystone.c @@ -39,8 +39,6 @@ #define USBSS_IRQ_COREIRQ_EN BIT(0) #define USBSS_IRQ_COREIRQ_CLR BIT(0) -static u64 kdwc3_dma_mask; - struct dwc3_keystone { struct device *dev; struct clk *clk; @@ -108,9 +106,6 @@ static int kdwc3_probe(struct platform_device *pdev) if (IS_ERR(kdwc->usbss)) return PTR_ERR(kdwc->usbss); - kdwc3_dma_mask = dma_get_mask(dev); - dev->dma_mask = &kdwc3_dma_mask; - kdwc->clk = devm_clk_get(kdwc->dev, "usb"); error = clk_prepare_enable(kdwc->clk); diff --git a/drivers/usb/dwc3/dwc3-pci.c b/drivers/usb/dwc3/dwc3-pci.c index 009d83048c8c9ab51ae01191e3cb2aa30207d928..adc1e8a624cb036d8fdb7ceee8d87d153a472eb4 100644 --- a/drivers/usb/dwc3/dwc3-pci.c +++ b/drivers/usb/dwc3/dwc3-pci.c @@ -35,6 +35,7 @@ #define PCI_DEVICE_ID_INTEL_SPTLP 0x9d30 #define PCI_DEVICE_ID_INTEL_SPTH 0xa130 #define PCI_DEVICE_ID_INTEL_BXT 0x0aaa +#define PCI_DEVICE_ID_INTEL_BXT_M 0x1aaa #define PCI_DEVICE_ID_INTEL_APL 0x5aaa static const struct acpi_gpio_params reset_gpios = { 0, 0, false }; @@ -213,6 +214,7 @@ static const struct pci_device_id dwc3_pci_id_table[] = { { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_SPTLP), }, { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_SPTH), }, { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_BXT), }, + { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_BXT_M), }, { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_APL), }, { PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_NL_USB), }, { } /* Terminating Entry */ diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c index 3ac170f9d94d46156a172231c61be29c8067af09..d54a028cdfebaf69920f964bd7280427088b5b38 100644 --- a/drivers/usb/dwc3/gadget.c +++ b/drivers/usb/dwc3/gadget.c @@ -568,7 +568,7 @@ static int __dwc3_gadget_ep_enable(struct dwc3_ep *dep, dwc3_writel(dwc->regs, DWC3_DALEPENA, reg); if (!usb_endpoint_xfer_isoc(desc)) - return 0; + goto out; /* Link TRB for ISOC. The HWO bit is never reset */ trb_st_hw = &dep->trb_pool[0]; @@ -582,9 +582,10 @@ static int __dwc3_gadget_ep_enable(struct dwc3_ep *dep, trb_link->ctrl |= DWC3_TRB_CTRL_HWO; } +out: switch (usb_endpoint_type(desc)) { case USB_ENDPOINT_XFER_CONTROL: - strlcat(dep->name, "-control", sizeof(dep->name)); + /* don't change name */ break; case USB_ENDPOINT_XFER_ISOC: strlcat(dep->name, "-isoc", sizeof(dep->name)); @@ -2487,7 +2488,11 @@ static void dwc3_gadget_wakeup_interrupt(struct dwc3 *dwc) * implemented. */ - dwc->gadget_driver->resume(&dwc->gadget); + if (dwc->gadget_driver && dwc->gadget_driver->resume) { + spin_unlock(&dwc->lock); + dwc->gadget_driver->resume(&dwc->gadget); + spin_lock(&dwc->lock); + } } static void dwc3_gadget_linksts_change_interrupt(struct dwc3 *dwc, diff --git a/drivers/usb/gadget/composite.c b/drivers/usb/gadget/composite.c index a5c62093c26c67192dc91ca9920817e88928ae02..de9ffd60fcfa84b59291e755edc4ca0fb9945f2f 100644 --- a/drivers/usb/gadget/composite.c +++ b/drivers/usb/gadget/composite.c @@ -656,7 +656,8 @@ static int bos_desc(struct usb_composite_dev *cdev) ssp_cap->bmAttributes = cpu_to_le32(1); /* Min RX/TX Lane Count = 1 */ - ssp_cap->wFunctionalitySupport = (1 << 8) | (1 << 12); + ssp_cap->wFunctionalitySupport = + cpu_to_le16((1 << 8) | (1 << 12)); /* * bmSublinkSpeedAttr[0]: @@ -666,7 +667,7 @@ static int bos_desc(struct usb_composite_dev *cdev) * LSM = 10 (10 Gbps) */ ssp_cap->bmSublinkSpeedAttr[0] = - (3 << 4) | (1 << 14) | (0xa << 16); + cpu_to_le32((3 << 4) | (1 << 14) | (0xa << 16)); /* * bmSublinkSpeedAttr[1] = * ST = Symmetric, TX @@ -675,7 +676,8 @@ static int bos_desc(struct usb_composite_dev *cdev) * LSM = 10 (10 Gbps) */ ssp_cap->bmSublinkSpeedAttr[1] = - (3 << 4) | (1 << 14) | (0xa << 16) | (1 << 7); + cpu_to_le32((3 << 4) | (1 << 14) | + (0xa << 16) | (1 << 7)); } return le16_to_cpu(bos->wTotalLength); diff --git a/drivers/usb/gadget/function/f_fs.c b/drivers/usb/gadget/function/f_fs.c index 8cfce105c7eeb2ed516c28507553d038e89f33a6..e21ca2bd6839eb6a8b73f6d1e2061dd36939bc65 100644 --- a/drivers/usb/gadget/function/f_fs.c +++ b/drivers/usb/gadget/function/f_fs.c @@ -1147,8 +1147,8 @@ static int ffs_sb_fill(struct super_block *sb, void *_data, int silent) ffs->sb = sb; data->ffs_data = NULL; sb->s_fs_info = ffs; - sb->s_blocksize = PAGE_CACHE_SIZE; - sb->s_blocksize_bits = PAGE_CACHE_SHIFT; + sb->s_blocksize = PAGE_SIZE; + sb->s_blocksize_bits = PAGE_SHIFT; sb->s_magic = FUNCTIONFS_MAGIC; sb->s_op = &ffs_sb_operations; sb->s_time_gran = 1; diff --git a/drivers/usb/gadget/function/f_midi.c b/drivers/usb/gadget/function/f_midi.c index 84c0ee5ebd1ea6e97abbfd22f69cdfaaa2627d70..58fc199a18ecd735021796ed4c352f7f728d0e22 100644 --- a/drivers/usb/gadget/function/f_midi.c +++ b/drivers/usb/gadget/function/f_midi.c @@ -24,6 +24,7 @@ #include #include #include +#include #include #include @@ -89,6 +90,7 @@ struct f_midi { unsigned int buflen, qlen; /* This fifo is used as a buffer ring for pre-allocated IN usb_requests */ DECLARE_KFIFO_PTR(in_req_fifo, struct usb_request *); + spinlock_t transmit_lock; unsigned int in_last_port; struct gmidi_in_port in_ports_array[/* in_ports */]; @@ -358,7 +360,9 @@ static int f_midi_set_alt(struct usb_function *f, unsigned intf, unsigned alt) /* allocate a bunch of read buffers and queue them all at once. */ for (i = 0; i < midi->qlen && err == 0; i++) { struct usb_request *req = - midi_alloc_ep_req(midi->out_ep, midi->buflen); + midi_alloc_ep_req(midi->out_ep, + max_t(unsigned, midi->buflen, + bulk_out_desc.wMaxPacketSize)); if (req == NULL) return -ENOMEM; @@ -597,17 +601,24 @@ static void f_midi_transmit(struct f_midi *midi) { struct usb_ep *ep = midi->in_ep; int ret; + unsigned long flags; /* We only care about USB requests if IN endpoint is enabled */ if (!ep || !ep->enabled) goto drop_out; + spin_lock_irqsave(&midi->transmit_lock, flags); + do { ret = f_midi_do_transmit(midi, ep); - if (ret < 0) + if (ret < 0) { + spin_unlock_irqrestore(&midi->transmit_lock, flags); goto drop_out; + } } while (ret); + spin_unlock_irqrestore(&midi->transmit_lock, flags); + return; drop_out: @@ -1201,6 +1212,8 @@ static struct usb_function *f_midi_alloc(struct usb_function_instance *fi) if (status) goto setup_fail; + spin_lock_init(&midi->transmit_lock); + ++opts->refcnt; mutex_unlock(&opts->lock); diff --git a/drivers/usb/gadget/legacy/inode.c b/drivers/usb/gadget/legacy/inode.c index 5cdaf0150a4ed4fc2efe42c19dff6083674ead13..e64479f882a52e787822b865eb447e8c1e484f9a 100644 --- a/drivers/usb/gadget/legacy/inode.c +++ b/drivers/usb/gadget/legacy/inode.c @@ -1954,8 +1954,8 @@ gadgetfs_fill_super (struct super_block *sb, void *opts, int silent) return -ENODEV; /* superblock */ - sb->s_blocksize = PAGE_CACHE_SIZE; - sb->s_blocksize_bits = PAGE_CACHE_SHIFT; + sb->s_blocksize = PAGE_SIZE; + sb->s_blocksize_bits = PAGE_SHIFT; sb->s_magic = GADGETFS_MAGIC; sb->s_op = &gadget_fs_operations; sb->s_time_gran = 1; diff --git a/drivers/usb/gadget/udc/atmel_usba_udc.c b/drivers/usb/gadget/udc/atmel_usba_udc.c index 81d42cce885a4ae3a080c20f08ca20f4db241d16..18569de06b0495762950fcc724f69d05f10047af 100644 --- a/drivers/usb/gadget/udc/atmel_usba_udc.c +++ b/drivers/usb/gadget/udc/atmel_usba_udc.c @@ -1045,20 +1045,6 @@ static void reset_all_endpoints(struct usba_udc *udc) list_del_init(&req->queue); request_complete(ep, req, -ECONNRESET); } - - /* NOTE: normally, the next call to the gadget driver is in - * charge of disabling endpoints... usually disconnect(). - * The exception would be entering a high speed test mode. - * - * FIXME remove this code ... and retest thoroughly. - */ - list_for_each_entry(ep, &udc->gadget.ep_list, ep.ep_list) { - if (ep->ep.desc) { - spin_unlock(&udc->lock); - usba_ep_disable(&ep->ep); - spin_lock(&udc->lock); - } - } } static struct usba_ep *get_ep_by_addr(struct usba_udc *udc, u16 wIndex) diff --git a/drivers/usb/gadget/udc/udc-core.c b/drivers/usb/gadget/udc/udc-core.c index 4151597e9d2881ac107012d3cdc895bbcba7dc4f..e4e70e11d0f6ca2c2cc2b7a423353fb652dabf6a 100644 --- a/drivers/usb/gadget/udc/udc-core.c +++ b/drivers/usb/gadget/udc/udc-core.c @@ -371,12 +371,6 @@ int usb_add_gadget_udc_release(struct device *parent, struct usb_gadget *gadget, INIT_WORK(&gadget->work, usb_gadget_state_work); gadget->dev.parent = parent; -#ifdef CONFIG_HAS_DMA - dma_set_coherent_mask(&gadget->dev, parent->coherent_dma_mask); - gadget->dev.dma_parms = parent->dma_parms; - gadget->dev.dma_mask = parent->dma_mask; -#endif - if (release) gadget->dev.release = release; else diff --git a/drivers/usb/host/xhci-mem.c b/drivers/usb/host/xhci-mem.c index 80c1de239e9acef58b0e92ce2d4add8e437320dd..bad0d1f9a41d4ff9edbcb186eb86238abf878c74 100644 --- a/drivers/usb/host/xhci-mem.c +++ b/drivers/usb/host/xhci-mem.c @@ -1861,6 +1861,12 @@ void xhci_mem_cleanup(struct xhci_hcd *xhci) kfree(xhci->rh_bw); kfree(xhci->ext_caps); + xhci->usb2_ports = NULL; + xhci->usb3_ports = NULL; + xhci->port_array = NULL; + xhci->rh_bw = NULL; + xhci->ext_caps = NULL; + xhci->page_size = 0; xhci->page_shift = 0; xhci->bus_state[0].bus_suspended = 0; diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c index f0640b7a1c42e2b82c4b8c6071fa0c43561ab7e7..48672fac7ff3eb22389acfb4889a513e8ac79948 100644 --- a/drivers/usb/host/xhci-pci.c +++ b/drivers/usb/host/xhci-pci.c @@ -48,6 +48,7 @@ #define PCI_DEVICE_ID_INTEL_SUNRISEPOINT_H_XHCI 0xa12f #define PCI_DEVICE_ID_INTEL_SUNRISEPOINT_LP_XHCI 0x9d2f #define PCI_DEVICE_ID_INTEL_BROXTON_M_XHCI 0x0aa8 +#define PCI_DEVICE_ID_INTEL_BROXTON_B_XHCI 0x1aa8 static const char hcd_name[] = "xhci_hcd"; @@ -155,7 +156,8 @@ static void xhci_pci_quirks(struct device *dev, struct xhci_hcd *xhci) (pdev->device == PCI_DEVICE_ID_INTEL_SUNRISEPOINT_LP_XHCI || pdev->device == PCI_DEVICE_ID_INTEL_SUNRISEPOINT_H_XHCI || pdev->device == PCI_DEVICE_ID_INTEL_CHERRYVIEW_XHCI || - pdev->device == PCI_DEVICE_ID_INTEL_BROXTON_M_XHCI)) { + pdev->device == PCI_DEVICE_ID_INTEL_BROXTON_M_XHCI || + pdev->device == PCI_DEVICE_ID_INTEL_BROXTON_B_XHCI)) { xhci->quirks |= XHCI_PME_STUCK_QUIRK; } if (pdev->vendor == PCI_VENDOR_ID_INTEL && @@ -302,6 +304,7 @@ static void xhci_pci_remove(struct pci_dev *dev) struct xhci_hcd *xhci; xhci = hcd_to_xhci(pci_get_drvdata(dev)); + xhci->xhc_state |= XHCI_STATE_REMOVING; if (xhci->shared_hcd) { usb_remove_hcd(xhci->shared_hcd); usb_put_hcd(xhci->shared_hcd); diff --git a/drivers/usb/host/xhci-plat.c b/drivers/usb/host/xhci-plat.c index 5c15e9bc5f7a418e2c56645a2a753e659d20167a..474b5fa149007b8869f56671b6e3fed1050b9edf 100644 --- a/drivers/usb/host/xhci-plat.c +++ b/drivers/usb/host/xhci-plat.c @@ -39,12 +39,25 @@ static const struct xhci_driver_overrides xhci_plat_overrides __initconst = { static void xhci_plat_quirks(struct device *dev, struct xhci_hcd *xhci) { + struct usb_hcd *hcd = xhci_to_hcd(xhci); + /* * As of now platform drivers don't provide MSI support so we ensure * here that the generic code does not try to make a pci_dev from our * dev struct in order to setup MSI */ xhci->quirks |= XHCI_PLAT; + + /* + * On R-Car Gen2 and Gen3, the AC64 bit (bit 0) of HCCPARAMS1 is set + * to 1. However, these SoCs don't support 64-bit address memory + * pointers. So, this driver clears the AC64 bit of xhci->hcc_params + * to call dma_set_coherent_mask(dev, DMA_BIT_MASK(32)) in + * xhci_gen_setup(). + */ + if (xhci_plat_type_is(hcd, XHCI_PLAT_TYPE_RENESAS_RCAR_GEN2) || + xhci_plat_type_is(hcd, XHCI_PLAT_TYPE_RENESAS_RCAR_GEN3)) + xhci->quirks |= XHCI_NO_64BIT_SUPPORT; } /* called during probe() after chip reset completes */ diff --git a/drivers/usb/host/xhci-plat.h b/drivers/usb/host/xhci-plat.h index 5a2e2e3936c4c69e50959e37c04562fbc0439b1f..529c3c40f901df69250cc7d05502bb41177fa329 100644 --- a/drivers/usb/host/xhci-plat.h +++ b/drivers/usb/host/xhci-plat.h @@ -14,7 +14,7 @@ #include "xhci.h" /* for hcd_to_xhci() */ enum xhci_plat_type { - XHCI_PLAT_TYPE_MARVELL_ARMADA, + XHCI_PLAT_TYPE_MARVELL_ARMADA = 1, XHCI_PLAT_TYPE_RENESAS_RCAR_GEN2, XHCI_PLAT_TYPE_RENESAS_RCAR_GEN3, }; diff --git a/drivers/usb/host/xhci-ring.c b/drivers/usb/host/xhci-ring.c index 7cf66212ceae0cfbe1c161877044755057373781..99b4ff42f7a0148afa63c0da65371c4bee522664 100644 --- a/drivers/usb/host/xhci-ring.c +++ b/drivers/usb/host/xhci-ring.c @@ -4004,7 +4004,8 @@ static int queue_command(struct xhci_hcd *xhci, struct xhci_command *cmd, int reserved_trbs = xhci->cmd_ring_reserved_trbs; int ret; - if (xhci->xhc_state) { + if ((xhci->xhc_state & XHCI_STATE_DYING) || + (xhci->xhc_state & XHCI_STATE_HALTED)) { xhci_dbg(xhci, "xHCI dying or halted, can't queue_command\n"); return -ESHUTDOWN; } diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c index d51ee0c3cf9f009d3f9098bfa77434a6ed4695b6..9e71c96ad74a8de43f78f611f1b8db5490007995 100644 --- a/drivers/usb/host/xhci.c +++ b/drivers/usb/host/xhci.c @@ -147,7 +147,8 @@ static int xhci_start(struct xhci_hcd *xhci) "waited %u microseconds.\n", XHCI_MAX_HALT_USEC); if (!ret) - xhci->xhc_state &= ~(XHCI_STATE_HALTED | XHCI_STATE_DYING); + /* clear state flags. Including dying, halted or removing */ + xhci->xhc_state = 0; return ret; } @@ -1108,8 +1109,8 @@ int xhci_resume(struct xhci_hcd *xhci, bool hibernated) /* Resume root hubs only when have pending events. */ status = readl(&xhci->op_regs->status); if (status & STS_EINT) { - usb_hcd_resume_root_hub(hcd); usb_hcd_resume_root_hub(xhci->shared_hcd); + usb_hcd_resume_root_hub(hcd); } } @@ -1124,10 +1125,10 @@ int xhci_resume(struct xhci_hcd *xhci, bool hibernated) /* Re-enable port polling. */ xhci_dbg(xhci, "%s: starting port polling.\n", __func__); - set_bit(HCD_FLAG_POLL_RH, &hcd->flags); - usb_hcd_poll_rh_status(hcd); set_bit(HCD_FLAG_POLL_RH, &xhci->shared_hcd->flags); usb_hcd_poll_rh_status(xhci->shared_hcd); + set_bit(HCD_FLAG_POLL_RH, &hcd->flags); + usb_hcd_poll_rh_status(hcd); return retval; } @@ -2773,7 +2774,8 @@ int xhci_check_bandwidth(struct usb_hcd *hcd, struct usb_device *udev) if (ret <= 0) return ret; xhci = hcd_to_xhci(hcd); - if (xhci->xhc_state & XHCI_STATE_DYING) + if ((xhci->xhc_state & XHCI_STATE_DYING) || + (xhci->xhc_state & XHCI_STATE_REMOVING)) return -ENODEV; xhci_dbg(xhci, "%s called for udev %p\n", __func__, udev); @@ -3820,7 +3822,7 @@ static int xhci_setup_device(struct usb_hcd *hcd, struct usb_device *udev, mutex_lock(&xhci->mutex); - if (xhci->xhc_state) /* dying or halted */ + if (xhci->xhc_state) /* dying, removing or halted */ goto out; if (!udev->slot_id) { @@ -4948,6 +4950,16 @@ int xhci_gen_setup(struct usb_hcd *hcd, xhci_get_quirks_t get_quirks) return retval; xhci_dbg(xhci, "Reset complete\n"); + /* + * On some xHCI controllers (e.g. R-Car SoCs), the AC64 bit (bit 0) + * of HCCPARAMS1 is set to 1. However, the xHCs don't support 64-bit + * address memory pointers actually. So, this driver clears the AC64 + * bit of xhci->hcc_params to call dma_set_coherent_mask(dev, + * DMA_BIT_MASK(32)) in this xhci_gen_setup(). + */ + if (xhci->quirks & XHCI_NO_64BIT_SUPPORT) + xhci->hcc_params &= ~BIT(0); + /* Set dma_mask and coherent_dma_mask to 64-bits, * if xHC supports 64-bit addressing */ if (HCC_64BIT_ADDR(xhci->hcc_params) && diff --git a/drivers/usb/host/xhci.h b/drivers/usb/host/xhci.h index e293e0974f48257e32653e9ae30501d09c64ea1c..6c629c97f8ad09e6e292fc4513206cb9a5860ec1 100644 --- a/drivers/usb/host/xhci.h +++ b/drivers/usb/host/xhci.h @@ -1605,6 +1605,7 @@ struct xhci_hcd { */ #define XHCI_STATE_DYING (1 << 0) #define XHCI_STATE_HALTED (1 << 1) +#define XHCI_STATE_REMOVING (1 << 2) /* Statistics */ int error_bitmask; unsigned int quirks; @@ -1641,6 +1642,7 @@ struct xhci_hcd { #define XHCI_PME_STUCK_QUIRK (1 << 20) #define XHCI_MTK_HOST (1 << 21) #define XHCI_SSIC_PORT_UNUSED (1 << 22) +#define XHCI_NO_64BIT_SUPPORT (1 << 23) unsigned int num_active_eps; unsigned int limit_active_eps; /* There are two roothubs to keep track of bus suspend info for */ diff --git a/drivers/usb/phy/phy-qcom-8x16-usb.c b/drivers/usb/phy/phy-qcom-8x16-usb.c index 579587d972177338e97ca7ece02fabbc60fdcf55..3d7af85aecb9564d23946a98e7bb48dea81bf86f 100644 --- a/drivers/usb/phy/phy-qcom-8x16-usb.c +++ b/drivers/usb/phy/phy-qcom-8x16-usb.c @@ -65,9 +65,7 @@ struct phy_8x16 { void __iomem *regs; struct clk *core_clk; struct clk *iface_clk; - struct regulator *v3p3; - struct regulator *v1p8; - struct regulator *vdd; + struct regulator_bulk_data regulator[3]; struct reset_control *phy_reset; @@ -78,51 +76,6 @@ struct phy_8x16 { struct notifier_block reboot_notify; }; -static int phy_8x16_regulators_enable(struct phy_8x16 *qphy) -{ - int ret; - - ret = regulator_set_voltage(qphy->vdd, HSPHY_VDD_MIN, HSPHY_VDD_MAX); - if (ret) - return ret; - - ret = regulator_enable(qphy->vdd); - if (ret) - return ret; - - ret = regulator_set_voltage(qphy->v3p3, HSPHY_3P3_MIN, HSPHY_3P3_MAX); - if (ret) - goto off_vdd; - - ret = regulator_enable(qphy->v3p3); - if (ret) - goto off_vdd; - - ret = regulator_set_voltage(qphy->v1p8, HSPHY_1P8_MIN, HSPHY_1P8_MAX); - if (ret) - goto off_3p3; - - ret = regulator_enable(qphy->v1p8); - if (ret) - goto off_3p3; - - return 0; - -off_3p3: - regulator_disable(qphy->v3p3); -off_vdd: - regulator_disable(qphy->vdd); - - return ret; -} - -static void phy_8x16_regulators_disable(struct phy_8x16 *qphy) -{ - regulator_disable(qphy->v1p8); - regulator_disable(qphy->v3p3); - regulator_disable(qphy->vdd); -} - static int phy_8x16_notify_connect(struct usb_phy *phy, enum usb_device_speed speed) { @@ -261,7 +214,6 @@ static void phy_8x16_shutdown(struct usb_phy *phy) static int phy_8x16_read_devicetree(struct phy_8x16 *qphy) { - struct regulator_bulk_data regs[3]; struct device *dev = qphy->phy.dev; int ret; @@ -273,18 +225,15 @@ static int phy_8x16_read_devicetree(struct phy_8x16 *qphy) if (IS_ERR(qphy->iface_clk)) return PTR_ERR(qphy->iface_clk); - regs[0].supply = "v3p3"; - regs[1].supply = "v1p8"; - regs[2].supply = "vddcx"; + qphy->regulator[0].supply = "v3p3"; + qphy->regulator[1].supply = "v1p8"; + qphy->regulator[2].supply = "vddcx"; - ret = devm_regulator_bulk_get(dev, ARRAY_SIZE(regs), regs); + ret = devm_regulator_bulk_get(dev, ARRAY_SIZE(qphy->regulator), + qphy->regulator); if (ret) return ret; - qphy->v3p3 = regs[0].consumer; - qphy->v1p8 = regs[1].consumer; - qphy->vdd = regs[2].consumer; - qphy->phy_reset = devm_reset_control_get(dev, "phy"); if (IS_ERR(qphy->phy_reset)) return PTR_ERR(qphy->phy_reset); @@ -364,8 +313,9 @@ static int phy_8x16_probe(struct platform_device *pdev) if (ret < 0) goto off_core; - ret = phy_8x16_regulators_enable(qphy); - if (0 && ret) + ret = regulator_bulk_enable(ARRAY_SIZE(qphy->regulator), + qphy->regulator); + if (WARN_ON(ret)) goto off_clks; qphy->vbus_notify.notifier_call = phy_8x16_vbus_notify; @@ -387,7 +337,7 @@ static int phy_8x16_probe(struct platform_device *pdev) extcon_unregister_notifier(qphy->vbus_edev, EXTCON_USB, &qphy->vbus_notify); off_power: - phy_8x16_regulators_disable(qphy); + regulator_bulk_disable(ARRAY_SIZE(qphy->regulator), qphy->regulator); off_clks: clk_disable_unprepare(qphy->iface_clk); off_core: @@ -413,7 +363,7 @@ static int phy_8x16_remove(struct platform_device *pdev) clk_disable_unprepare(qphy->iface_clk); clk_disable_unprepare(qphy->core_clk); - phy_8x16_regulators_disable(qphy); + regulator_bulk_disable(ARRAY_SIZE(qphy->regulator), qphy->regulator); return 0; } diff --git a/drivers/usb/renesas_usbhs/fifo.c b/drivers/usb/renesas_usbhs/fifo.c index b4de70ee16d3cfb56f4f3d5eb2047c5feb729a3a..000f9750149f5503b3da33aaf1f36bd9d550ab9d 100644 --- a/drivers/usb/renesas_usbhs/fifo.c +++ b/drivers/usb/renesas_usbhs/fifo.c @@ -190,7 +190,8 @@ static int usbhsf_pkt_handler(struct usbhs_pipe *pipe, int type) goto __usbhs_pkt_handler_end; } - ret = func(pkt, &is_done); + if (likely(func)) + ret = func(pkt, &is_done); if (is_done) __usbhsf_pkt_del(pkt); @@ -889,6 +890,7 @@ static int usbhsf_dma_prepare_push(struct usbhs_pkt *pkt, int *is_done) pkt->trans = len; + usbhsf_tx_irq_ctrl(pipe, 0); INIT_WORK(&pkt->work, xfer_work); schedule_work(&pkt->work); diff --git a/drivers/usb/renesas_usbhs/mod_gadget.c b/drivers/usb/renesas_usbhs/mod_gadget.c index 664b263e4b204cf6ac426d8a1bf179f3b5d68b8f..53d104b56ef17a9d47d29a9d1bcdfac9f8f4e7de 100644 --- a/drivers/usb/renesas_usbhs/mod_gadget.c +++ b/drivers/usb/renesas_usbhs/mod_gadget.c @@ -158,10 +158,14 @@ static void usbhsg_queue_done(struct usbhs_priv *priv, struct usbhs_pkt *pkt) struct usbhs_pipe *pipe = pkt->pipe; struct usbhsg_uep *uep = usbhsg_pipe_to_uep(pipe); struct usbhsg_request *ureq = usbhsg_pkt_to_ureq(pkt); + unsigned long flags; ureq->req.actual = pkt->actual; - usbhsg_queue_pop(uep, ureq, 0); + usbhs_lock(priv, flags); + if (uep) + __usbhsg_queue_pop(uep, ureq, 0); + usbhs_unlock(priv, flags); } static void usbhsg_queue_push(struct usbhsg_uep *uep, diff --git a/drivers/usb/serial/cp210x.c b/drivers/usb/serial/cp210x.c index fbfe761c7fba7de2e8e8f4c850b140475c6378b6..dd47823bb014c4664fed94181b33fbcd5f8d6e85 100644 --- a/drivers/usb/serial/cp210x.c +++ b/drivers/usb/serial/cp210x.c @@ -165,6 +165,7 @@ static const struct usb_device_id id_table[] = { { USB_DEVICE(0x18EF, 0xE025) }, /* ELV Marble Sound Board 1 */ { USB_DEVICE(0x1901, 0x0190) }, /* GE B850 CP2105 Recorder interface */ { USB_DEVICE(0x1901, 0x0193) }, /* GE B650 CP2104 PMC interface */ + { USB_DEVICE(0x1901, 0x0194) }, /* GE Healthcare Remote Alarm Box */ { USB_DEVICE(0x19CF, 0x3000) }, /* Parrot NMEA GPS Flight Recorder */ { USB_DEVICE(0x1ADB, 0x0001) }, /* Schweitzer Engineering C662 Cable */ { USB_DEVICE(0x1B1C, 0x1C00) }, /* Corsair USB Dongle */ diff --git a/drivers/usb/serial/cypress_m8.c b/drivers/usb/serial/cypress_m8.c index b283eb8b86d68f5b53c336ee70bc8a6cd609adce..bbeeb2bd55a83cebf4cfec9b4b8f2876edde1ca0 100644 --- a/drivers/usb/serial/cypress_m8.c +++ b/drivers/usb/serial/cypress_m8.c @@ -447,6 +447,11 @@ static int cypress_generic_port_probe(struct usb_serial_port *port) struct usb_serial *serial = port->serial; struct cypress_private *priv; + if (!port->interrupt_out_urb || !port->interrupt_in_urb) { + dev_err(&port->dev, "required endpoint is missing\n"); + return -ENODEV; + } + priv = kzalloc(sizeof(struct cypress_private), GFP_KERNEL); if (!priv) return -ENOMEM; @@ -606,12 +611,6 @@ static int cypress_open(struct tty_struct *tty, struct usb_serial_port *port) cypress_set_termios(tty, port, &priv->tmp_termios); /* setup the port and start reading from the device */ - if (!port->interrupt_in_urb) { - dev_err(&port->dev, "%s - interrupt_in_urb is empty!\n", - __func__); - return -1; - } - usb_fill_int_urb(port->interrupt_in_urb, serial->dev, usb_rcvintpipe(serial->dev, port->interrupt_in_endpointAddress), port->interrupt_in_urb->transfer_buffer, diff --git a/drivers/usb/serial/digi_acceleport.c b/drivers/usb/serial/digi_acceleport.c index 010a42a92688954d7b65a82472d28fad346c80c3..16e8e37b3b36d521749ec48d17b2becfc4ae4f51 100644 --- a/drivers/usb/serial/digi_acceleport.c +++ b/drivers/usb/serial/digi_acceleport.c @@ -1251,8 +1251,27 @@ static int digi_port_init(struct usb_serial_port *port, unsigned port_num) static int digi_startup(struct usb_serial *serial) { + struct device *dev = &serial->interface->dev; struct digi_serial *serial_priv; int ret; + int i; + + /* check whether the device has the expected number of endpoints */ + if (serial->num_port_pointers < serial->type->num_ports + 1) { + dev_err(dev, "OOB endpoints missing\n"); + return -ENODEV; + } + + for (i = 0; i < serial->type->num_ports + 1 ; i++) { + if (!serial->port[i]->read_urb) { + dev_err(dev, "bulk-in endpoint missing\n"); + return -ENODEV; + } + if (!serial->port[i]->write_urb) { + dev_err(dev, "bulk-out endpoint missing\n"); + return -ENODEV; + } + } serial_priv = kzalloc(sizeof(*serial_priv), GFP_KERNEL); if (!serial_priv) diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c index 427ae43ee898fabcebafdac0d9042cff9fa053d5..3a814e802dee89644195b7e4c985b07ed8d218ad 100644 --- a/drivers/usb/serial/ftdi_sio.c +++ b/drivers/usb/serial/ftdi_sio.c @@ -1004,6 +1004,10 @@ static const struct usb_device_id id_table_combined[] = { { USB_DEVICE(FTDI_VID, CHETCO_SEASMART_DISPLAY_PID) }, { USB_DEVICE(FTDI_VID, CHETCO_SEASMART_LITE_PID) }, { USB_DEVICE(FTDI_VID, CHETCO_SEASMART_ANALOG_PID) }, + /* ICP DAS I-756xU devices */ + { USB_DEVICE(ICPDAS_VID, ICPDAS_I7560U_PID) }, + { USB_DEVICE(ICPDAS_VID, ICPDAS_I7561U_PID) }, + { USB_DEVICE(ICPDAS_VID, ICPDAS_I7563U_PID) }, { } /* Terminating entry */ }; diff --git a/drivers/usb/serial/ftdi_sio_ids.h b/drivers/usb/serial/ftdi_sio_ids.h index a84df2513994a57377cc41105f3078e36d2351a2..c5d6c1e73e8e0450d46dc7140637146404f262bb 100644 --- a/drivers/usb/serial/ftdi_sio_ids.h +++ b/drivers/usb/serial/ftdi_sio_ids.h @@ -871,6 +871,14 @@ #define NOVITUS_VID 0x1a28 #define NOVITUS_BONO_E_PID 0x6010 +/* + * ICPDAS I-756*U devices + */ +#define ICPDAS_VID 0x1b5c +#define ICPDAS_I7560U_PID 0x0103 +#define ICPDAS_I7561U_PID 0x0104 +#define ICPDAS_I7563U_PID 0x0105 + /* * RT Systems programming cables for various ham radios */ diff --git a/drivers/usb/serial/mct_u232.c b/drivers/usb/serial/mct_u232.c index 4446b8d70ac203cc8b763c38b6b93903cd1a0cb8..885655315de15a4b28db64da22f5d94bea7c8ea9 100644 --- a/drivers/usb/serial/mct_u232.c +++ b/drivers/usb/serial/mct_u232.c @@ -376,14 +376,21 @@ static void mct_u232_msr_to_state(struct usb_serial_port *port, static int mct_u232_port_probe(struct usb_serial_port *port) { + struct usb_serial *serial = port->serial; struct mct_u232_private *priv; + /* check first to simplify error handling */ + if (!serial->port[1] || !serial->port[1]->interrupt_in_urb) { + dev_err(&port->dev, "expected endpoint missing\n"); + return -ENODEV; + } + priv = kzalloc(sizeof(*priv), GFP_KERNEL); if (!priv) return -ENOMEM; /* Use second interrupt-in endpoint for reading. */ - priv->read_urb = port->serial->port[1]->interrupt_in_urb; + priv->read_urb = serial->port[1]->interrupt_in_urb; priv->read_urb->context = port; spin_lock_init(&priv->lock); diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c index 348e19834b83e12e7aafafa9d46374822fe43f7f..c6f497f1652659dc59e700181f35d75aab6ceae1 100644 --- a/drivers/usb/serial/option.c +++ b/drivers/usb/serial/option.c @@ -1818,6 +1818,8 @@ static const struct usb_device_id option_ids[] = { { USB_DEVICE_AND_INTERFACE_INFO(0x2001, 0x7d02, 0xff, 0x00, 0x00) }, { USB_DEVICE_AND_INTERFACE_INFO(0x2001, 0x7d03, 0xff, 0x02, 0x01) }, { USB_DEVICE_AND_INTERFACE_INFO(0x2001, 0x7d03, 0xff, 0x00, 0x00) }, + { USB_DEVICE_INTERFACE_CLASS(0x2001, 0x7e19, 0xff), /* D-Link DWM-221 B1 */ + .driver_info = (kernel_ulong_t)&net_intf4_blacklist }, { USB_DEVICE_AND_INTERFACE_INFO(0x07d1, 0x3e01, 0xff, 0xff, 0xff) }, /* D-Link DWM-152/C1 */ { USB_DEVICE_AND_INTERFACE_INFO(0x07d1, 0x3e02, 0xff, 0xff, 0xff) }, /* D-Link DWM-156/C1 */ { USB_DEVICE_INTERFACE_CLASS(0x2020, 0x4000, 0xff) }, /* OLICARD300 - MT6225 */ diff --git a/drivers/usb/storage/scsiglue.c b/drivers/usb/storage/scsiglue.c index dba51362d2e26cfc0dfc9f82cbd1535e8b8a4ec3..90901861bfc044ea891e09cafa91092b88b2d507 100644 --- a/drivers/usb/storage/scsiglue.c +++ b/drivers/usb/storage/scsiglue.c @@ -123,7 +123,7 @@ static int slave_configure(struct scsi_device *sdev) unsigned int max_sectors = 64; if (us->fflags & US_FL_MAX_SECTORS_MIN) - max_sectors = PAGE_CACHE_SIZE >> 9; + max_sectors = PAGE_SIZE >> 9; if (queue_max_hw_sectors(sdev->request_queue) > max_sectors) blk_queue_max_hw_sectors(sdev->request_queue, max_sectors); diff --git a/drivers/usb/storage/uas.c b/drivers/usb/storage/uas.c index 13e4cc31bc79e61a11539c42b8ea182b3dd6b3af..16bc679dc2fc4b807d0b175ba4914102ce964ec2 100644 --- a/drivers/usb/storage/uas.c +++ b/drivers/usb/storage/uas.c @@ -2,7 +2,7 @@ * USB Attached SCSI * Note that this is not the same as the USB Mass Storage driver * - * Copyright Hans de Goede for Red Hat, Inc. 2013 - 2014 + * Copyright Hans de Goede for Red Hat, Inc. 2013 - 2016 * Copyright Matthew Wilcox for Intel Corp, 2010 * Copyright Sarah Sharp for Intel Corp, 2010 * @@ -781,6 +781,17 @@ static int uas_eh_bus_reset_handler(struct scsi_cmnd *cmnd) return SUCCESS; } +static int uas_target_alloc(struct scsi_target *starget) +{ + struct uas_dev_info *devinfo = (struct uas_dev_info *) + dev_to_shost(starget->dev.parent)->hostdata; + + if (devinfo->flags & US_FL_NO_REPORT_LUNS) + starget->no_report_luns = 1; + + return 0; +} + static int uas_slave_alloc(struct scsi_device *sdev) { struct uas_dev_info *devinfo = @@ -824,7 +835,6 @@ static int uas_slave_configure(struct scsi_device *sdev) if (devinfo->flags & US_FL_BROKEN_FUA) sdev->broken_fua = 1; - scsi_change_queue_depth(sdev, devinfo->qdepth - 2); return 0; } @@ -832,6 +842,7 @@ static struct scsi_host_template uas_host_template = { .module = THIS_MODULE, .name = "uas", .queuecommand = uas_queuecommand, + .target_alloc = uas_target_alloc, .slave_alloc = uas_slave_alloc, .slave_configure = uas_slave_configure, .eh_abort_handler = uas_eh_abort_handler, @@ -956,6 +967,12 @@ static int uas_probe(struct usb_interface *intf, const struct usb_device_id *id) if (result) goto set_alt0; + /* + * 1 tag is reserved for untagged commands + + * 1 tag to avoid off by one errors in some bridge firmwares + */ + shost->can_queue = devinfo->qdepth - 2; + usb_set_intfdata(intf, shost); result = scsi_add_host(shost, &intf->dev); if (result) diff --git a/drivers/usb/storage/unusual_uas.h b/drivers/usb/storage/unusual_uas.h index ccc113e83d88e2b1e69e207989a5d5b49d526ae2..53341a77d89f275b44f9baf44f6caa25d7675802 100644 --- a/drivers/usb/storage/unusual_uas.h +++ b/drivers/usb/storage/unusual_uas.h @@ -64,6 +64,13 @@ UNUSUAL_DEV(0x0bc2, 0x3312, 0x0000, 0x9999, USB_SC_DEVICE, USB_PR_DEVICE, NULL, US_FL_NO_ATA_1X), +/* Reported-by: David Webb */ +UNUSUAL_DEV(0x0bc2, 0x331a, 0x0000, 0x9999, + "Seagate", + "Expansion Desk", + USB_SC_DEVICE, USB_PR_DEVICE, NULL, + US_FL_NO_REPORT_LUNS), + /* Reported-by: Hans de Goede */ UNUSUAL_DEV(0x0bc2, 0x3320, 0x0000, 0x9999, "Seagate", diff --git a/drivers/usb/storage/usb.c b/drivers/usb/storage/usb.c index 43576ed31ccdc4bfcfcafba0f95e6006a6bd63b6..9de988a0f856d3d8e220b47e7fe1c8e93cd11c00 100644 --- a/drivers/usb/storage/usb.c +++ b/drivers/usb/storage/usb.c @@ -482,7 +482,7 @@ void usb_stor_adjust_quirks(struct usb_device *udev, unsigned long *fflags) US_FL_NO_READ_DISC_INFO | US_FL_NO_READ_CAPACITY_16 | US_FL_INITIAL_READ10 | US_FL_WRITE_CACHE | US_FL_NO_ATA_1X | US_FL_NO_REPORT_OPCODES | - US_FL_MAX_SECTORS_240); + US_FL_MAX_SECTORS_240 | US_FL_NO_REPORT_LUNS); p = quirks; while (*p) { @@ -532,6 +532,9 @@ void usb_stor_adjust_quirks(struct usb_device *udev, unsigned long *fflags) case 'i': f |= US_FL_IGNORE_DEVICE; break; + case 'j': + f |= US_FL_NO_REPORT_LUNS; + break; case 'l': f |= US_FL_NOT_LOCKABLE; break; diff --git a/drivers/usb/usbip/usbip_common.c b/drivers/usb/usbip/usbip_common.c index facaaf003f19931b2f15603568bb565f3de40607..e40da7759a0e6cd3a55bccdf90bb10284376ab11 100644 --- a/drivers/usb/usbip/usbip_common.c +++ b/drivers/usb/usbip/usbip_common.c @@ -741,6 +741,17 @@ int usbip_recv_xbuff(struct usbip_device *ud, struct urb *urb) if (!(size > 0)) return 0; + if (size > urb->transfer_buffer_length) { + /* should not happen, probably malicious packet */ + if (ud->side == USBIP_STUB) { + usbip_event_add(ud, SDEV_EVENT_ERROR_TCP); + return 0; + } else { + usbip_event_add(ud, VDEV_EVENT_ERROR_TCP); + return -EPIPE; + } + } + ret = usbip_recv(ud->tcp_socket, urb->transfer_buffer, size); if (ret != size) { dev_err(&urb->dev->dev, "recv xbuf, %d\n", ret); diff --git a/drivers/video/fbdev/pvr2fb.c b/drivers/video/fbdev/pvr2fb.c index 71a923e53f93d62e0b6f3dd213077ddf15b5e799..3b1ca441107370d39c54bd4bffa24248eaa730c5 100644 --- a/drivers/video/fbdev/pvr2fb.c +++ b/drivers/video/fbdev/pvr2fb.c @@ -735,7 +735,7 @@ static ssize_t pvr2fb_write(struct fb_info *info, const char *buf, out_unmap: for (i = 0; i < nr_pages; i++) - page_cache_release(pages[i]); + put_page(pages[i]); kfree(pages); diff --git a/drivers/virtio/virtio_pci_modern.c b/drivers/virtio/virtio_pci_modern.c index f6f28cc7eb45765af6db2f4fa2a41de6fcbecf05..e76bd91a29da3b4e09ddf35c806159e7a0ab61c0 100644 --- a/drivers/virtio/virtio_pci_modern.c +++ b/drivers/virtio/virtio_pci_modern.c @@ -17,6 +17,7 @@ * */ +#include #define VIRTIO_PCI_NO_LEGACY #include "virtio_pci_common.h" @@ -271,9 +272,13 @@ static void vp_reset(struct virtio_device *vdev) struct virtio_pci_device *vp_dev = to_vp_device(vdev); /* 0 status means a reset. */ vp_iowrite8(0, &vp_dev->common->device_status); - /* Flush out the status write, and flush in device writes, - * including MSI-X interrupts, if any. */ - vp_ioread8(&vp_dev->common->device_status); + /* After writing 0 to device_status, the driver MUST wait for a read of + * device_status to return 0 before reinitializing the device. + * This will flush out the status write, and flush in device writes, + * including MSI-X interrupts, if any. + */ + while (vp_ioread8(&vp_dev->common->device_status)) + msleep(1); /* Flush pending VQ/configuration callbacks. */ vp_synchronize_vectors(vdev); } diff --git a/drivers/xen/events/events_base.c b/drivers/xen/events/events_base.c index 488017a0806a237d6bd44f330be055059e5141cb..cb7138c97c692da92b71af1e6adc6539020702b4 100644 --- a/drivers/xen/events/events_base.c +++ b/drivers/xen/events/events_base.c @@ -484,9 +484,19 @@ static void eoi_pirq(struct irq_data *data) struct physdev_eoi eoi = { .irq = pirq_from_irq(data->irq) }; int rc = 0; - irq_move_irq(data); + if (!VALID_EVTCHN(evtchn)) + return; - if (VALID_EVTCHN(evtchn)) + if (unlikely(irqd_is_setaffinity_pending(data))) { + int masked = test_and_set_mask(evtchn); + + clear_evtchn(evtchn); + + irq_move_masked_irq(data); + + if (!masked) + unmask_evtchn(evtchn); + } else clear_evtchn(evtchn); if (pirq_needs_eoi(data->irq)) { @@ -1357,9 +1367,19 @@ static void ack_dynirq(struct irq_data *data) { int evtchn = evtchn_from_irq(data->irq); - irq_move_irq(data); + if (!VALID_EVTCHN(evtchn)) + return; - if (VALID_EVTCHN(evtchn)) + if (unlikely(irqd_is_setaffinity_pending(data))) { + int masked = test_and_set_mask(evtchn); + + clear_evtchn(evtchn); + + irq_move_masked_irq(data); + + if (!masked) + unmask_evtchn(evtchn); + } else clear_evtchn(evtchn); } diff --git a/fs/9p/vfs_addr.c b/fs/9p/vfs_addr.c index e9e04376c52ce8ef4673d041281c1db1e2c4ac99..ac9225e86bf3584ae126e283c4568637e5b5ffca 100644 --- a/fs/9p/vfs_addr.c +++ b/fs/9p/vfs_addr.c @@ -153,7 +153,7 @@ static void v9fs_invalidate_page(struct page *page, unsigned int offset, * If called with zero offset, we should release * the private state assocated with the page */ - if (offset == 0 && length == PAGE_CACHE_SIZE) + if (offset == 0 && length == PAGE_SIZE) v9fs_fscache_invalidate_page(page); } @@ -166,10 +166,10 @@ static int v9fs_vfs_writepage_locked(struct page *page) struct bio_vec bvec; int err, len; - if (page->index == size >> PAGE_CACHE_SHIFT) - len = size & ~PAGE_CACHE_MASK; + if (page->index == size >> PAGE_SHIFT) + len = size & ~PAGE_MASK; else - len = PAGE_CACHE_SIZE; + len = PAGE_SIZE; bvec.bv_page = page; bvec.bv_offset = 0; @@ -271,7 +271,7 @@ static int v9fs_write_begin(struct file *filp, struct address_space *mapping, int retval = 0; struct page *page; struct v9fs_inode *v9inode; - pgoff_t index = pos >> PAGE_CACHE_SHIFT; + pgoff_t index = pos >> PAGE_SHIFT; struct inode *inode = mapping->host; @@ -288,11 +288,11 @@ static int v9fs_write_begin(struct file *filp, struct address_space *mapping, if (PageUptodate(page)) goto out; - if (len == PAGE_CACHE_SIZE) + if (len == PAGE_SIZE) goto out; retval = v9fs_fid_readpage(v9inode->writeback_fid, page); - page_cache_release(page); + put_page(page); if (!retval) goto start; out: @@ -313,7 +313,7 @@ static int v9fs_write_end(struct file *filp, struct address_space *mapping, /* * zero out the rest of the area */ - unsigned from = pos & (PAGE_CACHE_SIZE - 1); + unsigned from = pos & (PAGE_SIZE - 1); zero_user(page, from + copied, len - copied); flush_dcache_page(page); @@ -331,7 +331,7 @@ static int v9fs_write_end(struct file *filp, struct address_space *mapping, } set_page_dirty(page); unlock_page(page); - page_cache_release(page); + put_page(page); return copied; } diff --git a/fs/9p/vfs_file.c b/fs/9p/vfs_file.c index eadc894faea2ead1f720ad22da63a42889967ebe..b84c291ba1ebf38d0295b0dd919c794c28caa099 100644 --- a/fs/9p/vfs_file.c +++ b/fs/9p/vfs_file.c @@ -421,8 +421,8 @@ v9fs_file_write_iter(struct kiocb *iocb, struct iov_iter *from) struct inode *inode = file_inode(file); loff_t i_size; unsigned long pg_start, pg_end; - pg_start = origin >> PAGE_CACHE_SHIFT; - pg_end = (origin + retval - 1) >> PAGE_CACHE_SHIFT; + pg_start = origin >> PAGE_SHIFT; + pg_end = (origin + retval - 1) >> PAGE_SHIFT; if (inode->i_mapping && inode->i_mapping->nrpages) invalidate_inode_pages2_range(inode->i_mapping, pg_start, pg_end); diff --git a/fs/9p/vfs_super.c b/fs/9p/vfs_super.c index bf495cedec26a2aad7ff514a25d7609499b7d4dc..de3ed862919691344e5080c855403d4236512cd8 100644 --- a/fs/9p/vfs_super.c +++ b/fs/9p/vfs_super.c @@ -87,7 +87,7 @@ v9fs_fill_super(struct super_block *sb, struct v9fs_session_info *v9ses, sb->s_op = &v9fs_super_ops; sb->s_bdi = &v9ses->bdi; if (v9ses->cache) - sb->s_bdi->ra_pages = (VM_MAX_READAHEAD * 1024)/PAGE_CACHE_SIZE; + sb->s_bdi->ra_pages = (VM_MAX_READAHEAD * 1024)/PAGE_SIZE; sb->s_flags |= MS_ACTIVE | MS_DIRSYNC | MS_NOATIME; if (!v9ses->cache) diff --git a/fs/affs/file.c b/fs/affs/file.c index 22fc7c802d698766fb5b274e686e89df4e0d76d1..0cde550050e8e8c54c75ca58a943a3a82007eddf 100644 --- a/fs/affs/file.c +++ b/fs/affs/file.c @@ -510,9 +510,9 @@ affs_do_readpage_ofs(struct page *page, unsigned to) pr_debug("%s(%lu, %ld, 0, %d)\n", __func__, inode->i_ino, page->index, to); - BUG_ON(to > PAGE_CACHE_SIZE); + BUG_ON(to > PAGE_SIZE); bsize = AFFS_SB(sb)->s_data_blksize; - tmp = page->index << PAGE_CACHE_SHIFT; + tmp = page->index << PAGE_SHIFT; bidx = tmp / bsize; boff = tmp % bsize; @@ -613,10 +613,10 @@ affs_readpage_ofs(struct file *file, struct page *page) int err; pr_debug("%s(%lu, %ld)\n", __func__, inode->i_ino, page->index); - to = PAGE_CACHE_SIZE; - if (((page->index + 1) << PAGE_CACHE_SHIFT) > inode->i_size) { - to = inode->i_size & ~PAGE_CACHE_MASK; - memset(page_address(page) + to, 0, PAGE_CACHE_SIZE - to); + to = PAGE_SIZE; + if (((page->index + 1) << PAGE_SHIFT) > inode->i_size) { + to = inode->i_size & ~PAGE_MASK; + memset(page_address(page) + to, 0, PAGE_SIZE - to); } err = affs_do_readpage_ofs(page, to); @@ -646,7 +646,7 @@ static int affs_write_begin_ofs(struct file *file, struct address_space *mapping return err; } - index = pos >> PAGE_CACHE_SHIFT; + index = pos >> PAGE_SHIFT; page = grab_cache_page_write_begin(mapping, index, flags); if (!page) return -ENOMEM; @@ -656,10 +656,10 @@ static int affs_write_begin_ofs(struct file *file, struct address_space *mapping return 0; /* XXX: inefficient but safe in the face of short writes */ - err = affs_do_readpage_ofs(page, PAGE_CACHE_SIZE); + err = affs_do_readpage_ofs(page, PAGE_SIZE); if (err) { unlock_page(page); - page_cache_release(page); + put_page(page); } return err; } @@ -677,7 +677,7 @@ static int affs_write_end_ofs(struct file *file, struct address_space *mapping, u32 tmp; int written; - from = pos & (PAGE_CACHE_SIZE - 1); + from = pos & (PAGE_SIZE - 1); to = pos + len; /* * XXX: not sure if this can handle short copies (len < copied), but @@ -692,7 +692,7 @@ static int affs_write_end_ofs(struct file *file, struct address_space *mapping, bh = NULL; written = 0; - tmp = (page->index << PAGE_CACHE_SHIFT) + from; + tmp = (page->index << PAGE_SHIFT) + from; bidx = tmp / bsize; boff = tmp % bsize; if (boff) { @@ -788,13 +788,13 @@ static int affs_write_end_ofs(struct file *file, struct address_space *mapping, done: affs_brelse(bh); - tmp = (page->index << PAGE_CACHE_SHIFT) + from; + tmp = (page->index << PAGE_SHIFT) + from; if (tmp > inode->i_size) inode->i_size = AFFS_I(inode)->mmu_private = tmp; err_first_bh: unlock_page(page); - page_cache_release(page); + put_page(page); return written; diff --git a/fs/afs/dir.c b/fs/afs/dir.c index e10e17788f06073b2cd80204bf09343918654111..5fda2bc53cd7a35a38cefae7d72d9c8a142929f7 100644 --- a/fs/afs/dir.c +++ b/fs/afs/dir.c @@ -181,7 +181,7 @@ static inline void afs_dir_check_page(struct inode *dir, struct page *page) static inline void afs_dir_put_page(struct page *page) { kunmap(page); - page_cache_release(page); + put_page(page); } /* diff --git a/fs/afs/file.c b/fs/afs/file.c index 999bc3caec9276b8148448d4ec2eadb0badbf3f0..6344aee4ac4bff8e768fc7c344ec7ccea3670b98 100644 --- a/fs/afs/file.c +++ b/fs/afs/file.c @@ -164,7 +164,7 @@ int afs_page_filler(void *data, struct page *page) _debug("cache said ENOBUFS"); default: go_on: - offset = page->index << PAGE_CACHE_SHIFT; + offset = page->index << PAGE_SHIFT; len = min_t(size_t, i_size_read(inode) - offset, PAGE_SIZE); /* read the contents of the file from the server into the @@ -319,7 +319,7 @@ static void afs_invalidatepage(struct page *page, unsigned int offset, BUG_ON(!PageLocked(page)); /* we clean up only if the entire page is being invalidated */ - if (offset == 0 && length == PAGE_CACHE_SIZE) { + if (offset == 0 && length == PAGE_SIZE) { #ifdef CONFIG_AFS_FSCACHE if (PageFsCache(page)) { struct afs_vnode *vnode = AFS_FS_I(page->mapping->host); diff --git a/fs/afs/mntpt.c b/fs/afs/mntpt.c index ccd0b212e82a703b6ea1792339f7bf4603e5015f..81dd075356b968e3a360492a8a5f11dcc0f450b6 100644 --- a/fs/afs/mntpt.c +++ b/fs/afs/mntpt.c @@ -93,7 +93,7 @@ int afs_mntpt_check_symlink(struct afs_vnode *vnode, struct key *key) kunmap(page); out_free: - page_cache_release(page); + put_page(page); out: _leave(" = %d", ret); return ret; @@ -189,7 +189,7 @@ static struct vfsmount *afs_mntpt_do_automount(struct dentry *mntpt) buf = kmap_atomic(page); memcpy(devname, buf, size); kunmap_atomic(buf); - page_cache_release(page); + put_page(page); page = NULL; } @@ -211,7 +211,7 @@ static struct vfsmount *afs_mntpt_do_automount(struct dentry *mntpt) return mnt; error: - page_cache_release(page); + put_page(page); error_no_page: free_page((unsigned long) options); error_no_options: diff --git a/fs/afs/super.c b/fs/afs/super.c index 81afefe7d8a6ec4602f95e7db4c2f8fc0dc12e48..fbdb022b75a27be11b5699203f8c04e32c499cf6 100644 --- a/fs/afs/super.c +++ b/fs/afs/super.c @@ -315,8 +315,8 @@ static int afs_fill_super(struct super_block *sb, _enter(""); /* fill in the superblock */ - sb->s_blocksize = PAGE_CACHE_SIZE; - sb->s_blocksize_bits = PAGE_CACHE_SHIFT; + sb->s_blocksize = PAGE_SIZE; + sb->s_blocksize_bits = PAGE_SHIFT; sb->s_magic = AFS_FS_MAGIC; sb->s_op = &afs_super_ops; sb->s_bdi = &as->volume->bdi; diff --git a/fs/afs/write.c b/fs/afs/write.c index dfef94f70667cde167dad60d71d1e23622c24cf7..65de439bdc4f5402bc513eae3e66c09ce685965f 100644 --- a/fs/afs/write.c +++ b/fs/afs/write.c @@ -93,10 +93,10 @@ static int afs_fill_page(struct afs_vnode *vnode, struct key *key, _enter(",,%llu", (unsigned long long)pos); i_size = i_size_read(&vnode->vfs_inode); - if (pos + PAGE_CACHE_SIZE > i_size) + if (pos + PAGE_SIZE > i_size) len = i_size - pos; else - len = PAGE_CACHE_SIZE; + len = PAGE_SIZE; ret = afs_vnode_fetch_data(vnode, key, pos, len, page); if (ret < 0) { @@ -123,9 +123,9 @@ int afs_write_begin(struct file *file, struct address_space *mapping, struct afs_vnode *vnode = AFS_FS_I(file_inode(file)); struct page *page; struct key *key = file->private_data; - unsigned from = pos & (PAGE_CACHE_SIZE - 1); + unsigned from = pos & (PAGE_SIZE - 1); unsigned to = from + len; - pgoff_t index = pos >> PAGE_CACHE_SHIFT; + pgoff_t index = pos >> PAGE_SHIFT; int ret; _enter("{%x:%u},{%lx},%u,%u", @@ -151,8 +151,8 @@ int afs_write_begin(struct file *file, struct address_space *mapping, *pagep = page; /* page won't leak in error case: it eventually gets cleaned off LRU */ - if (!PageUptodate(page) && len != PAGE_CACHE_SIZE) { - ret = afs_fill_page(vnode, key, index << PAGE_CACHE_SHIFT, page); + if (!PageUptodate(page) && len != PAGE_SIZE) { + ret = afs_fill_page(vnode, key, index << PAGE_SHIFT, page); if (ret < 0) { kfree(candidate); _leave(" = %d [prep]", ret); @@ -266,7 +266,7 @@ int afs_write_end(struct file *file, struct address_space *mapping, if (PageDirty(page)) _debug("dirtied"); unlock_page(page); - page_cache_release(page); + put_page(page); return copied; } @@ -480,7 +480,7 @@ static int afs_writepages_region(struct address_space *mapping, if (page->index > end) { *_next = index; - page_cache_release(page); + put_page(page); _leave(" = 0 [%lx]", *_next); return 0; } @@ -494,7 +494,7 @@ static int afs_writepages_region(struct address_space *mapping, if (page->mapping != mapping) { unlock_page(page); - page_cache_release(page); + put_page(page); continue; } @@ -515,7 +515,7 @@ static int afs_writepages_region(struct address_space *mapping, ret = afs_write_back_from_locked_page(wb, page); unlock_page(page); - page_cache_release(page); + put_page(page); if (ret < 0) { _leave(" = %d", ret); return ret; @@ -551,13 +551,13 @@ int afs_writepages(struct address_space *mapping, &next); mapping->writeback_index = next; } else if (wbc->range_start == 0 && wbc->range_end == LLONG_MAX) { - end = (pgoff_t)(LLONG_MAX >> PAGE_CACHE_SHIFT); + end = (pgoff_t)(LLONG_MAX >> PAGE_SHIFT); ret = afs_writepages_region(mapping, wbc, 0, end, &next); if (wbc->nr_to_write > 0) mapping->writeback_index = next; } else { - start = wbc->range_start >> PAGE_CACHE_SHIFT; - end = wbc->range_end >> PAGE_CACHE_SHIFT; + start = wbc->range_start >> PAGE_SHIFT; + end = wbc->range_end >> PAGE_SHIFT; ret = afs_writepages_region(mapping, wbc, start, end, &next); } diff --git a/fs/binfmt_elf.c b/fs/binfmt_elf.c index 7d914c67a9d07f7ebb8a3f8f0bea8200d739ee9f..81381cc0dd177f5f891234a9b065c78a2eec1714 100644 --- a/fs/binfmt_elf.c +++ b/fs/binfmt_elf.c @@ -2292,7 +2292,7 @@ static int elf_core_dump(struct coredump_params *cprm) void *kaddr = kmap(page); stop = !dump_emit(cprm, kaddr, PAGE_SIZE); kunmap(page); - page_cache_release(page); + put_page(page); } else stop = !dump_skip(cprm, PAGE_SIZE); if (stop) diff --git a/fs/binfmt_elf_fdpic.c b/fs/binfmt_elf_fdpic.c index b1adb92e69de7a8049dd914f3f8bb83d8d8b9c7f..083ea2bc60abd5f7c1ef1e76ad4b304e884c44fa 100644 --- a/fs/binfmt_elf_fdpic.c +++ b/fs/binfmt_elf_fdpic.c @@ -1533,7 +1533,7 @@ static bool elf_fdpic_dump_segments(struct coredump_params *cprm) void *kaddr = kmap(page); res = dump_emit(cprm, kaddr, PAGE_SIZE); kunmap(page); - page_cache_release(page); + put_page(page); } else { res = dump_skip(cprm, PAGE_SIZE); } diff --git a/fs/block_dev.c b/fs/block_dev.c index 3172c4e2f50255e1cb1fb426c1723a6b7b493bb2..20a2c02b77c45253d82014b8c598f4bd4a5219d0 100644 --- a/fs/block_dev.c +++ b/fs/block_dev.c @@ -331,7 +331,7 @@ static int blkdev_write_end(struct file *file, struct address_space *mapping, ret = block_write_end(file, mapping, pos, len, copied, page, fsdata); unlock_page(page); - page_cache_release(page); + put_page(page); return ret; } @@ -1149,7 +1149,7 @@ void bd_set_size(struct block_device *bdev, loff_t size) inode_lock(bdev->bd_inode); i_size_write(bdev->bd_inode, size); inode_unlock(bdev->bd_inode); - while (bsize < PAGE_CACHE_SIZE) { + while (bsize < PAGE_SIZE) { if (size & bsize) break; bsize <<= 1; diff --git a/fs/btrfs/check-integrity.c b/fs/btrfs/check-integrity.c index e34a71b3e225325dd73dd6ef51a434246119f279..516e19d1d202c6fe6c064b9b08a50d1527457680 100644 --- a/fs/btrfs/check-integrity.c +++ b/fs/btrfs/check-integrity.c @@ -757,7 +757,7 @@ static int btrfsic_process_superblock(struct btrfsic_state *state, BUG_ON(NULL == l); ret = btrfsic_read_block(state, &tmp_next_block_ctx); - if (ret < (int)PAGE_CACHE_SIZE) { + if (ret < (int)PAGE_SIZE) { printk(KERN_INFO "btrfsic: read @logical %llu failed!\n", tmp_next_block_ctx.start); @@ -1231,15 +1231,15 @@ static void btrfsic_read_from_block_data( size_t offset_in_page; char *kaddr; char *dst = (char *)dstv; - size_t start_offset = block_ctx->start & ((u64)PAGE_CACHE_SIZE - 1); - unsigned long i = (start_offset + offset) >> PAGE_CACHE_SHIFT; + size_t start_offset = block_ctx->start & ((u64)PAGE_SIZE - 1); + unsigned long i = (start_offset + offset) >> PAGE_SHIFT; WARN_ON(offset + len > block_ctx->len); - offset_in_page = (start_offset + offset) & (PAGE_CACHE_SIZE - 1); + offset_in_page = (start_offset + offset) & (PAGE_SIZE - 1); while (len > 0) { - cur = min(len, ((size_t)PAGE_CACHE_SIZE - offset_in_page)); - BUG_ON(i >= DIV_ROUND_UP(block_ctx->len, PAGE_CACHE_SIZE)); + cur = min(len, ((size_t)PAGE_SIZE - offset_in_page)); + BUG_ON(i >= DIV_ROUND_UP(block_ctx->len, PAGE_SIZE)); kaddr = block_ctx->datav[i]; memcpy(dst, kaddr + offset_in_page, cur); @@ -1605,8 +1605,8 @@ static void btrfsic_release_block_ctx(struct btrfsic_block_data_ctx *block_ctx) BUG_ON(!block_ctx->datav); BUG_ON(!block_ctx->pagev); - num_pages = (block_ctx->len + (u64)PAGE_CACHE_SIZE - 1) >> - PAGE_CACHE_SHIFT; + num_pages = (block_ctx->len + (u64)PAGE_SIZE - 1) >> + PAGE_SHIFT; while (num_pages > 0) { num_pages--; if (block_ctx->datav[num_pages]) { @@ -1637,15 +1637,15 @@ static int btrfsic_read_block(struct btrfsic_state *state, BUG_ON(block_ctx->datav); BUG_ON(block_ctx->pagev); BUG_ON(block_ctx->mem_to_free); - if (block_ctx->dev_bytenr & ((u64)PAGE_CACHE_SIZE - 1)) { + if (block_ctx->dev_bytenr & ((u64)PAGE_SIZE - 1)) { printk(KERN_INFO "btrfsic: read_block() with unaligned bytenr %llu\n", block_ctx->dev_bytenr); return -1; } - num_pages = (block_ctx->len + (u64)PAGE_CACHE_SIZE - 1) >> - PAGE_CACHE_SHIFT; + num_pages = (block_ctx->len + (u64)PAGE_SIZE - 1) >> + PAGE_SHIFT; block_ctx->mem_to_free = kzalloc((sizeof(*block_ctx->datav) + sizeof(*block_ctx->pagev)) * num_pages, GFP_NOFS); @@ -1676,8 +1676,8 @@ static int btrfsic_read_block(struct btrfsic_state *state, for (j = i; j < num_pages; j++) { ret = bio_add_page(bio, block_ctx->pagev[j], - PAGE_CACHE_SIZE, 0); - if (PAGE_CACHE_SIZE != ret) + PAGE_SIZE, 0); + if (PAGE_SIZE != ret) break; } if (j == i) { @@ -1693,7 +1693,7 @@ static int btrfsic_read_block(struct btrfsic_state *state, return -1; } bio_put(bio); - dev_bytenr += (j - i) * PAGE_CACHE_SIZE; + dev_bytenr += (j - i) * PAGE_SIZE; i = j; } for (i = 0; i < num_pages; i++) { @@ -1769,9 +1769,9 @@ static int btrfsic_test_for_metadata(struct btrfsic_state *state, u32 crc = ~(u32)0; unsigned int i; - if (num_pages * PAGE_CACHE_SIZE < state->metablock_size) + if (num_pages * PAGE_SIZE < state->metablock_size) return 1; /* not metadata */ - num_pages = state->metablock_size >> PAGE_CACHE_SHIFT; + num_pages = state->metablock_size >> PAGE_SHIFT; h = (struct btrfs_header *)datav[0]; if (memcmp(h->fsid, state->root->fs_info->fsid, BTRFS_UUID_SIZE)) @@ -1779,8 +1779,8 @@ static int btrfsic_test_for_metadata(struct btrfsic_state *state, for (i = 0; i < num_pages; i++) { u8 *data = i ? datav[i] : (datav[i] + BTRFS_CSUM_SIZE); - size_t sublen = i ? PAGE_CACHE_SIZE : - (PAGE_CACHE_SIZE - BTRFS_CSUM_SIZE); + size_t sublen = i ? PAGE_SIZE : + (PAGE_SIZE - BTRFS_CSUM_SIZE); crc = btrfs_crc32c(crc, data, sublen); } @@ -1826,14 +1826,14 @@ static void btrfsic_process_written_block(struct btrfsic_dev_state *dev_state, if (block->is_superblock) { bytenr = btrfs_super_bytenr((struct btrfs_super_block *) mapped_datav[0]); - if (num_pages * PAGE_CACHE_SIZE < + if (num_pages * PAGE_SIZE < BTRFS_SUPER_INFO_SIZE) { printk(KERN_INFO "btrfsic: cannot work with too short bios!\n"); return; } is_metadata = 1; - BUG_ON(BTRFS_SUPER_INFO_SIZE & (PAGE_CACHE_SIZE - 1)); + BUG_ON(BTRFS_SUPER_INFO_SIZE & (PAGE_SIZE - 1)); processed_len = BTRFS_SUPER_INFO_SIZE; if (state->print_mask & BTRFSIC_PRINT_MASK_TREE_BEFORE_SB_WRITE) { @@ -1844,7 +1844,7 @@ static void btrfsic_process_written_block(struct btrfsic_dev_state *dev_state, } if (is_metadata) { if (!block->is_superblock) { - if (num_pages * PAGE_CACHE_SIZE < + if (num_pages * PAGE_SIZE < state->metablock_size) { printk(KERN_INFO "btrfsic: cannot work with too short bios!\n"); @@ -1880,7 +1880,7 @@ static void btrfsic_process_written_block(struct btrfsic_dev_state *dev_state, } block->logical_bytenr = bytenr; } else { - if (num_pages * PAGE_CACHE_SIZE < + if (num_pages * PAGE_SIZE < state->datablock_size) { printk(KERN_INFO "btrfsic: cannot work with too short bios!\n"); @@ -2013,7 +2013,7 @@ static void btrfsic_process_written_block(struct btrfsic_dev_state *dev_state, block->logical_bytenr = bytenr; block->is_metadata = 1; if (block->is_superblock) { - BUG_ON(PAGE_CACHE_SIZE != + BUG_ON(PAGE_SIZE != BTRFS_SUPER_INFO_SIZE); ret = btrfsic_process_written_superblock( state, @@ -2172,8 +2172,8 @@ static void btrfsic_process_written_block(struct btrfsic_dev_state *dev_state, continue_loop: BUG_ON(!processed_len); dev_bytenr += processed_len; - mapped_datav += processed_len >> PAGE_CACHE_SHIFT; - num_pages -= processed_len >> PAGE_CACHE_SHIFT; + mapped_datav += processed_len >> PAGE_SHIFT; + num_pages -= processed_len >> PAGE_SHIFT; goto again; } @@ -2954,7 +2954,7 @@ static void __btrfsic_submit_bio(int rw, struct bio *bio) goto leave; cur_bytenr = dev_bytenr; for (i = 0; i < bio->bi_vcnt; i++) { - BUG_ON(bio->bi_io_vec[i].bv_len != PAGE_CACHE_SIZE); + BUG_ON(bio->bi_io_vec[i].bv_len != PAGE_SIZE); mapped_datav[i] = kmap(bio->bi_io_vec[i].bv_page); if (!mapped_datav[i]) { while (i > 0) { @@ -3037,16 +3037,16 @@ int btrfsic_mount(struct btrfs_root *root, struct list_head *dev_head = &fs_devices->devices; struct btrfs_device *device; - if (root->nodesize & ((u64)PAGE_CACHE_SIZE - 1)) { + if (root->nodesize & ((u64)PAGE_SIZE - 1)) { printk(KERN_INFO - "btrfsic: cannot handle nodesize %d not being a multiple of PAGE_CACHE_SIZE %ld!\n", - root->nodesize, PAGE_CACHE_SIZE); + "btrfsic: cannot handle nodesize %d not being a multiple of PAGE_SIZE %ld!\n", + root->nodesize, PAGE_SIZE); return -1; } - if (root->sectorsize & ((u64)PAGE_CACHE_SIZE - 1)) { + if (root->sectorsize & ((u64)PAGE_SIZE - 1)) { printk(KERN_INFO - "btrfsic: cannot handle sectorsize %d not being a multiple of PAGE_CACHE_SIZE %ld!\n", - root->sectorsize, PAGE_CACHE_SIZE); + "btrfsic: cannot handle sectorsize %d not being a multiple of PAGE_SIZE %ld!\n", + root->sectorsize, PAGE_SIZE); return -1; } state = kzalloc(sizeof(*state), GFP_KERNEL | __GFP_NOWARN | __GFP_REPEAT); diff --git a/fs/btrfs/compression.c b/fs/btrfs/compression.c index 3346cd8f991032f2457b4c48a8e3440780d53a9a..ff61a41ac90b75a75d93a330a04d2e8b45ec1a99 100644 --- a/fs/btrfs/compression.c +++ b/fs/btrfs/compression.c @@ -119,7 +119,7 @@ static int check_compressed_csum(struct inode *inode, csum = ~(u32)0; kaddr = kmap_atomic(page); - csum = btrfs_csum_data(kaddr, csum, PAGE_CACHE_SIZE); + csum = btrfs_csum_data(kaddr, csum, PAGE_SIZE); btrfs_csum_final(csum, (char *)&csum); kunmap_atomic(kaddr); @@ -190,7 +190,7 @@ static void end_compressed_bio_read(struct bio *bio) for (index = 0; index < cb->nr_pages; index++) { page = cb->compressed_pages[index]; page->mapping = NULL; - page_cache_release(page); + put_page(page); } /* do io completion on the original bio */ @@ -224,8 +224,8 @@ static void end_compressed_bio_read(struct bio *bio) static noinline void end_compressed_writeback(struct inode *inode, const struct compressed_bio *cb) { - unsigned long index = cb->start >> PAGE_CACHE_SHIFT; - unsigned long end_index = (cb->start + cb->len - 1) >> PAGE_CACHE_SHIFT; + unsigned long index = cb->start >> PAGE_SHIFT; + unsigned long end_index = (cb->start + cb->len - 1) >> PAGE_SHIFT; struct page *pages[16]; unsigned long nr_pages = end_index - index + 1; int i; @@ -247,7 +247,7 @@ static noinline void end_compressed_writeback(struct inode *inode, if (cb->errors) SetPageError(pages[i]); end_page_writeback(pages[i]); - page_cache_release(pages[i]); + put_page(pages[i]); } nr_pages -= ret; index += ret; @@ -304,7 +304,7 @@ static void end_compressed_bio_write(struct bio *bio) for (index = 0; index < cb->nr_pages; index++) { page = cb->compressed_pages[index]; page->mapping = NULL; - page_cache_release(page); + put_page(page); } /* finally free the cb struct */ @@ -341,7 +341,7 @@ int btrfs_submit_compressed_write(struct inode *inode, u64 start, int ret; int skip_sum = BTRFS_I(inode)->flags & BTRFS_INODE_NODATASUM; - WARN_ON(start & ((u64)PAGE_CACHE_SIZE - 1)); + WARN_ON(start & ((u64)PAGE_SIZE - 1)); cb = kmalloc(compressed_bio_size(root, compressed_len), GFP_NOFS); if (!cb) return -ENOMEM; @@ -374,14 +374,14 @@ int btrfs_submit_compressed_write(struct inode *inode, u64 start, page->mapping = inode->i_mapping; if (bio->bi_iter.bi_size) ret = io_tree->ops->merge_bio_hook(WRITE, page, 0, - PAGE_CACHE_SIZE, + PAGE_SIZE, bio, 0); else ret = 0; page->mapping = NULL; - if (ret || bio_add_page(bio, page, PAGE_CACHE_SIZE, 0) < - PAGE_CACHE_SIZE) { + if (ret || bio_add_page(bio, page, PAGE_SIZE, 0) < + PAGE_SIZE) { bio_get(bio); /* @@ -410,15 +410,15 @@ int btrfs_submit_compressed_write(struct inode *inode, u64 start, BUG_ON(!bio); bio->bi_private = cb; bio->bi_end_io = end_compressed_bio_write; - bio_add_page(bio, page, PAGE_CACHE_SIZE, 0); + bio_add_page(bio, page, PAGE_SIZE, 0); } - if (bytes_left < PAGE_CACHE_SIZE) { + if (bytes_left < PAGE_SIZE) { btrfs_info(BTRFS_I(inode)->root->fs_info, "bytes left %lu compress len %lu nr %lu", bytes_left, cb->compressed_len, cb->nr_pages); } - bytes_left -= PAGE_CACHE_SIZE; - first_byte += PAGE_CACHE_SIZE; + bytes_left -= PAGE_SIZE; + first_byte += PAGE_SIZE; cond_resched(); } bio_get(bio); @@ -457,17 +457,17 @@ static noinline int add_ra_bio_pages(struct inode *inode, int misses = 0; page = cb->orig_bio->bi_io_vec[cb->orig_bio->bi_vcnt - 1].bv_page; - last_offset = (page_offset(page) + PAGE_CACHE_SIZE); + last_offset = (page_offset(page) + PAGE_SIZE); em_tree = &BTRFS_I(inode)->extent_tree; tree = &BTRFS_I(inode)->io_tree; if (isize == 0) return 0; - end_index = (i_size_read(inode) - 1) >> PAGE_CACHE_SHIFT; + end_index = (i_size_read(inode) - 1) >> PAGE_SHIFT; while (last_offset < compressed_end) { - pg_index = last_offset >> PAGE_CACHE_SHIFT; + pg_index = last_offset >> PAGE_SHIFT; if (pg_index > end_index) break; @@ -488,11 +488,11 @@ static noinline int add_ra_bio_pages(struct inode *inode, break; if (add_to_page_cache_lru(page, mapping, pg_index, GFP_NOFS)) { - page_cache_release(page); + put_page(page); goto next; } - end = last_offset + PAGE_CACHE_SIZE - 1; + end = last_offset + PAGE_SIZE - 1; /* * at this point, we have a locked page in the page cache * for these bytes in the file. But, we have to make @@ -502,27 +502,27 @@ static noinline int add_ra_bio_pages(struct inode *inode, lock_extent(tree, last_offset, end); read_lock(&em_tree->lock); em = lookup_extent_mapping(em_tree, last_offset, - PAGE_CACHE_SIZE); + PAGE_SIZE); read_unlock(&em_tree->lock); if (!em || last_offset < em->start || - (last_offset + PAGE_CACHE_SIZE > extent_map_end(em)) || + (last_offset + PAGE_SIZE > extent_map_end(em)) || (em->block_start >> 9) != cb->orig_bio->bi_iter.bi_sector) { free_extent_map(em); unlock_extent(tree, last_offset, end); unlock_page(page); - page_cache_release(page); + put_page(page); break; } free_extent_map(em); if (page->index == end_index) { char *userpage; - size_t zero_offset = isize & (PAGE_CACHE_SIZE - 1); + size_t zero_offset = isize & (PAGE_SIZE - 1); if (zero_offset) { int zeros; - zeros = PAGE_CACHE_SIZE - zero_offset; + zeros = PAGE_SIZE - zero_offset; userpage = kmap_atomic(page); memset(userpage + zero_offset, 0, zeros); flush_dcache_page(page); @@ -531,19 +531,19 @@ static noinline int add_ra_bio_pages(struct inode *inode, } ret = bio_add_page(cb->orig_bio, page, - PAGE_CACHE_SIZE, 0); + PAGE_SIZE, 0); - if (ret == PAGE_CACHE_SIZE) { + if (ret == PAGE_SIZE) { nr_pages++; - page_cache_release(page); + put_page(page); } else { unlock_extent(tree, last_offset, end); unlock_page(page); - page_cache_release(page); + put_page(page); break; } next: - last_offset += PAGE_CACHE_SIZE; + last_offset += PAGE_SIZE; } return 0; } @@ -567,7 +567,7 @@ int btrfs_submit_compressed_read(struct inode *inode, struct bio *bio, struct extent_map_tree *em_tree; struct compressed_bio *cb; struct btrfs_root *root = BTRFS_I(inode)->root; - unsigned long uncompressed_len = bio->bi_vcnt * PAGE_CACHE_SIZE; + unsigned long uncompressed_len = bio->bi_vcnt * PAGE_SIZE; unsigned long compressed_len; unsigned long nr_pages; unsigned long pg_index; @@ -589,7 +589,7 @@ int btrfs_submit_compressed_read(struct inode *inode, struct bio *bio, read_lock(&em_tree->lock); em = lookup_extent_mapping(em_tree, page_offset(bio->bi_io_vec->bv_page), - PAGE_CACHE_SIZE); + PAGE_SIZE); read_unlock(&em_tree->lock); if (!em) return -EIO; @@ -617,7 +617,7 @@ int btrfs_submit_compressed_read(struct inode *inode, struct bio *bio, cb->compress_type = extent_compress_type(bio_flags); cb->orig_bio = bio; - nr_pages = DIV_ROUND_UP(compressed_len, PAGE_CACHE_SIZE); + nr_pages = DIV_ROUND_UP(compressed_len, PAGE_SIZE); cb->compressed_pages = kcalloc(nr_pages, sizeof(struct page *), GFP_NOFS); if (!cb->compressed_pages) @@ -640,7 +640,7 @@ int btrfs_submit_compressed_read(struct inode *inode, struct bio *bio, add_ra_bio_pages(inode, em_start + em_len, cb); /* include any pages we added in add_ra-bio_pages */ - uncompressed_len = bio->bi_vcnt * PAGE_CACHE_SIZE; + uncompressed_len = bio->bi_vcnt * PAGE_SIZE; cb->len = uncompressed_len; comp_bio = compressed_bio_alloc(bdev, cur_disk_byte, GFP_NOFS); @@ -653,18 +653,18 @@ int btrfs_submit_compressed_read(struct inode *inode, struct bio *bio, for (pg_index = 0; pg_index < nr_pages; pg_index++) { page = cb->compressed_pages[pg_index]; page->mapping = inode->i_mapping; - page->index = em_start >> PAGE_CACHE_SHIFT; + page->index = em_start >> PAGE_SHIFT; if (comp_bio->bi_iter.bi_size) ret = tree->ops->merge_bio_hook(READ, page, 0, - PAGE_CACHE_SIZE, + PAGE_SIZE, comp_bio, 0); else ret = 0; page->mapping = NULL; - if (ret || bio_add_page(comp_bio, page, PAGE_CACHE_SIZE, 0) < - PAGE_CACHE_SIZE) { + if (ret || bio_add_page(comp_bio, page, PAGE_SIZE, 0) < + PAGE_SIZE) { bio_get(comp_bio); ret = btrfs_bio_wq_end_io(root->fs_info, comp_bio, @@ -702,9 +702,9 @@ int btrfs_submit_compressed_read(struct inode *inode, struct bio *bio, comp_bio->bi_private = cb; comp_bio->bi_end_io = end_compressed_bio_read; - bio_add_page(comp_bio, page, PAGE_CACHE_SIZE, 0); + bio_add_page(comp_bio, page, PAGE_SIZE, 0); } - cur_disk_byte += PAGE_CACHE_SIZE; + cur_disk_byte += PAGE_SIZE; } bio_get(comp_bio); @@ -1013,8 +1013,8 @@ int btrfs_decompress_buf2page(char *buf, unsigned long buf_start, /* copy bytes from the working buffer into the pages */ while (working_bytes > 0) { - bytes = min(PAGE_CACHE_SIZE - *pg_offset, - PAGE_CACHE_SIZE - buf_offset); + bytes = min(PAGE_SIZE - *pg_offset, + PAGE_SIZE - buf_offset); bytes = min(bytes, working_bytes); kaddr = kmap_atomic(page_out); memcpy(kaddr + *pg_offset, buf + buf_offset, bytes); @@ -1027,7 +1027,7 @@ int btrfs_decompress_buf2page(char *buf, unsigned long buf_start, current_buf_start += bytes; /* check if we need to pick another page */ - if (*pg_offset == PAGE_CACHE_SIZE) { + if (*pg_offset == PAGE_SIZE) { (*pg_index)++; if (*pg_index >= vcnt) return 0; diff --git a/fs/btrfs/ctree.c b/fs/btrfs/ctree.c index 77592931ab4feba16615997f96d8beb9d385e858..ec7928a27aaad4c2241ef5b9dcd2048401861085 100644 --- a/fs/btrfs/ctree.c +++ b/fs/btrfs/ctree.c @@ -19,6 +19,7 @@ #include #include #include +#include #include "ctree.h" #include "disk-io.h" #include "transaction.h" @@ -5361,10 +5362,13 @@ int btrfs_compare_trees(struct btrfs_root *left_root, goto out; } - tmp_buf = kmalloc(left_root->nodesize, GFP_KERNEL); + tmp_buf = kmalloc(left_root->nodesize, GFP_KERNEL | __GFP_NOWARN); if (!tmp_buf) { - ret = -ENOMEM; - goto out; + tmp_buf = vmalloc(left_root->nodesize); + if (!tmp_buf) { + ret = -ENOMEM; + goto out; + } } left_path->search_commit_root = 1; @@ -5565,7 +5569,7 @@ int btrfs_compare_trees(struct btrfs_root *left_root, out: btrfs_free_path(left_path); btrfs_free_path(right_path); - kfree(tmp_buf); + kvfree(tmp_buf); return ret; } diff --git a/fs/btrfs/dev-replace.c b/fs/btrfs/dev-replace.c index a1d6652e0c4779ecf7e8c675fddcd06a560cdc32..26bcb487f95885295ad3e24d2a8063cbf6355351 100644 --- a/fs/btrfs/dev-replace.c +++ b/fs/btrfs/dev-replace.c @@ -394,6 +394,8 @@ int btrfs_dev_replace_start(struct btrfs_root *root, dev_replace->cursor_right = 0; dev_replace->is_valid = 1; dev_replace->item_needs_writeback = 1; + atomic64_set(&dev_replace->num_write_errors, 0); + atomic64_set(&dev_replace->num_uncorrectable_read_errors, 0); args->result = BTRFS_IOCTL_DEV_REPLACE_RESULT_NO_ERROR; btrfs_dev_replace_unlock(dev_replace, 1); diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c index 4b02591b030106a58b2aba74eb1596693e0c944e..4e47849d7427247dd179e8d4f320c5fcda687809 100644 --- a/fs/btrfs/disk-io.c +++ b/fs/btrfs/disk-io.c @@ -25,7 +25,6 @@ #include #include #include -#include #include #include #include @@ -303,7 +302,7 @@ static int csum_tree_block(struct btrfs_fs_info *fs_info, err = map_private_extent_buffer(buf, offset, 32, &kaddr, &map_start, &map_len); if (err) - return 1; + return err; cur_len = min(len, map_len - (offset - map_start)); crc = btrfs_csum_data(kaddr + offset - map_start, crc, cur_len); @@ -313,7 +312,7 @@ static int csum_tree_block(struct btrfs_fs_info *fs_info, if (csum_size > sizeof(inline_result)) { result = kzalloc(csum_size, GFP_NOFS); if (!result) - return 1; + return -ENOMEM; } else { result = (char *)&inline_result; } @@ -334,7 +333,7 @@ static int csum_tree_block(struct btrfs_fs_info *fs_info, val, found, btrfs_header_level(buf)); if (result != (char *)&inline_result) kfree(result); - return 1; + return -EUCLEAN; } } else { write_extent_buffer(buf, result, 0, csum_size); @@ -513,11 +512,21 @@ static int csum_dirty_buffer(struct btrfs_fs_info *fs_info, struct page *page) eb = (struct extent_buffer *)page->private; if (page != eb->pages[0]) return 0; + found_start = btrfs_header_bytenr(eb); - if (WARN_ON(found_start != start || !PageUptodate(page))) - return 0; - csum_tree_block(fs_info, eb, 0); - return 0; + /* + * Please do not consolidate these warnings into a single if. + * It is useful to know what went wrong. + */ + if (WARN_ON(found_start != start)) + return -EUCLEAN; + if (WARN_ON(!PageUptodate(page))) + return -EUCLEAN; + + ASSERT(memcmp_extent_buffer(eb, fs_info->fsid, + btrfs_header_fsid(), BTRFS_FSID_SIZE) == 0); + + return csum_tree_block(fs_info, eb, 0); } static int check_tree_block_fsid(struct btrfs_fs_info *fs_info, @@ -661,10 +670,8 @@ static int btree_readpage_end_io_hook(struct btrfs_io_bio *io_bio, eb, found_level); ret = csum_tree_block(fs_info, eb, 1); - if (ret) { - ret = -EIO; + if (ret) goto err; - } /* * If this is a leaf block and it is corrupt, set the corrupt bit so @@ -1055,7 +1062,7 @@ static void btree_invalidatepage(struct page *page, unsigned int offset, (unsigned long long)page_offset(page)); ClearPagePrivate(page); set_page_private(page, 0); - page_cache_release(page); + put_page(page); } } @@ -1757,7 +1764,7 @@ static int setup_bdi(struct btrfs_fs_info *info, struct backing_dev_info *bdi) if (err) return err; - bdi->ra_pages = VM_MAX_READAHEAD * 1024 / PAGE_CACHE_SIZE; + bdi->ra_pages = VM_MAX_READAHEAD * 1024 / PAGE_SIZE; bdi->congested_fn = btrfs_congested_fn; bdi->congested_data = info; bdi->capabilities |= BDI_CAP_CGROUP_WRITEBACK; @@ -1831,7 +1838,7 @@ static int cleaner_kthread(void *arg) */ btrfs_delete_unused_bgs(root->fs_info); sleep: - if (!try_to_freeze() && !again) { + if (!again) { set_current_state(TASK_INTERRUPTIBLE); if (!kthread_should_stop()) schedule(); @@ -1921,14 +1928,12 @@ static int transaction_kthread(void *arg) if (unlikely(test_bit(BTRFS_FS_STATE_ERROR, &root->fs_info->fs_state))) btrfs_cleanup_transaction(root); - if (!try_to_freeze()) { - set_current_state(TASK_INTERRUPTIBLE); - if (!kthread_should_stop() && - (!btrfs_transaction_blocked(root->fs_info) || - cannot_commit)) - schedule_timeout(delay); - __set_current_state(TASK_RUNNING); - } + set_current_state(TASK_INTERRUPTIBLE); + if (!kthread_should_stop() && + (!btrfs_transaction_blocked(root->fs_info) || + cannot_commit)) + schedule_timeout(delay); + __set_current_state(TASK_RUNNING); } while (!kthread_should_stop()); return 0; } @@ -2537,7 +2542,7 @@ int open_ctree(struct super_block *sb, err = ret; goto fail_bdi; } - fs_info->dirty_metadata_batch = PAGE_CACHE_SIZE * + fs_info->dirty_metadata_batch = PAGE_SIZE * (1 + ilog2(nr_cpu_ids)); ret = percpu_counter_init(&fs_info->delalloc_bytes, 0, GFP_KERNEL); @@ -2782,7 +2787,7 @@ int open_ctree(struct super_block *sb, * flag our filesystem as having big metadata blocks if * they are bigger than the page size */ - if (btrfs_super_nodesize(disk_super) > PAGE_CACHE_SIZE) { + if (btrfs_super_nodesize(disk_super) > PAGE_SIZE) { if (!(features & BTRFS_FEATURE_INCOMPAT_BIG_METADATA)) printk(KERN_INFO "BTRFS: flagging fs with big metadata feature\n"); features |= BTRFS_FEATURE_INCOMPAT_BIG_METADATA; @@ -2832,7 +2837,7 @@ int open_ctree(struct super_block *sb, fs_info->bdi.ra_pages *= btrfs_super_num_devices(disk_super); fs_info->bdi.ra_pages = max(fs_info->bdi.ra_pages, - SZ_4M / PAGE_CACHE_SIZE); + SZ_4M / PAGE_SIZE); tree_root->nodesize = nodesize; tree_root->sectorsize = sectorsize; @@ -4071,9 +4076,9 @@ static int btrfs_check_super_valid(struct btrfs_fs_info *fs_info, ret = -EINVAL; } /* Only PAGE SIZE is supported yet */ - if (sectorsize != PAGE_CACHE_SIZE) { + if (sectorsize != PAGE_SIZE) { printk(KERN_ERR "BTRFS: sectorsize %llu not supported yet, only support %lu\n", - sectorsize, PAGE_CACHE_SIZE); + sectorsize, PAGE_SIZE); ret = -EINVAL; } if (!is_power_of_2(nodesize) || nodesize < sectorsize || diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c index 53e12977bfd012672daf3fc1d2b9a2b2f4362021..84e060eb0de8c6aca562bcfb537f5236a71e9e66 100644 --- a/fs/btrfs/extent-tree.c +++ b/fs/btrfs/extent-tree.c @@ -3452,7 +3452,7 @@ static int cache_save_setup(struct btrfs_block_group_cache *block_group, num_pages = 1; num_pages *= 16; - num_pages *= PAGE_CACHE_SIZE; + num_pages *= PAGE_SIZE; ret = btrfs_check_data_free_space(inode, 0, num_pages); if (ret) @@ -4639,7 +4639,7 @@ static void shrink_delalloc(struct btrfs_root *root, u64 to_reclaim, u64 orig, loops = 0; while (delalloc_bytes && loops < 3) { max_reclaim = min(delalloc_bytes, to_reclaim); - nr_pages = max_reclaim >> PAGE_CACHE_SHIFT; + nr_pages = max_reclaim >> PAGE_SHIFT; btrfs_writeback_inodes_sb_nr(root, nr_pages, items); /* * We need to wait for the async pages to actually start before @@ -9386,15 +9386,23 @@ int btrfs_can_relocate(struct btrfs_root *root, u64 bytenr) u64 dev_min = 1; u64 dev_nr = 0; u64 target; + int debug; int index; int full = 0; int ret = 0; + debug = btrfs_test_opt(root, ENOSPC_DEBUG); + block_group = btrfs_lookup_block_group(root->fs_info, bytenr); /* odd, couldn't find the block group, leave it alone */ - if (!block_group) + if (!block_group) { + if (debug) + btrfs_warn(root->fs_info, + "can't find block group for bytenr %llu", + bytenr); return -1; + } min_free = btrfs_block_group_used(&block_group->item); @@ -9448,8 +9456,13 @@ int btrfs_can_relocate(struct btrfs_root *root, u64 bytenr) * this is just a balance, so if we were marked as full * we know there is no space for a new chunk */ - if (full) + if (full) { + if (debug) + btrfs_warn(root->fs_info, + "no space to alloc new chunk for block group %llu", + block_group->key.objectid); goto out; + } index = get_block_group_index(block_group); } @@ -9496,6 +9509,10 @@ int btrfs_can_relocate(struct btrfs_root *root, u64 bytenr) ret = -1; } } + if (debug && ret == -1) + btrfs_warn(root->fs_info, + "no space to allocate a new chunk for block group %llu", + block_group->key.objectid); mutex_unlock(&root->fs_info->chunk_mutex); btrfs_end_transaction(trans, root); out: diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c index 76a0c8597d98d19f1f36df5cfc2fea57bf34e865..d247fc0eea1948ecfe6bcd128b241bf01b2bf998 100644 --- a/fs/btrfs/extent_io.c +++ b/fs/btrfs/extent_io.c @@ -1363,23 +1363,23 @@ int try_lock_extent(struct extent_io_tree *tree, u64 start, u64 end) void extent_range_clear_dirty_for_io(struct inode *inode, u64 start, u64 end) { - unsigned long index = start >> PAGE_CACHE_SHIFT; - unsigned long end_index = end >> PAGE_CACHE_SHIFT; + unsigned long index = start >> PAGE_SHIFT; + unsigned long end_index = end >> PAGE_SHIFT; struct page *page; while (index <= end_index) { page = find_get_page(inode->i_mapping, index); BUG_ON(!page); /* Pages should be in the extent_io_tree */ clear_page_dirty_for_io(page); - page_cache_release(page); + put_page(page); index++; } } void extent_range_redirty_for_io(struct inode *inode, u64 start, u64 end) { - unsigned long index = start >> PAGE_CACHE_SHIFT; - unsigned long end_index = end >> PAGE_CACHE_SHIFT; + unsigned long index = start >> PAGE_SHIFT; + unsigned long end_index = end >> PAGE_SHIFT; struct page *page; while (index <= end_index) { @@ -1387,7 +1387,7 @@ void extent_range_redirty_for_io(struct inode *inode, u64 start, u64 end) BUG_ON(!page); /* Pages should be in the extent_io_tree */ __set_page_dirty_nobuffers(page); account_page_redirty(page); - page_cache_release(page); + put_page(page); index++; } } @@ -1397,15 +1397,15 @@ void extent_range_redirty_for_io(struct inode *inode, u64 start, u64 end) */ static void set_range_writeback(struct extent_io_tree *tree, u64 start, u64 end) { - unsigned long index = start >> PAGE_CACHE_SHIFT; - unsigned long end_index = end >> PAGE_CACHE_SHIFT; + unsigned long index = start >> PAGE_SHIFT; + unsigned long end_index = end >> PAGE_SHIFT; struct page *page; while (index <= end_index) { page = find_get_page(tree->mapping, index); BUG_ON(!page); /* Pages should be in the extent_io_tree */ set_page_writeback(page); - page_cache_release(page); + put_page(page); index++; } } @@ -1556,8 +1556,8 @@ static noinline void __unlock_for_delalloc(struct inode *inode, { int ret; struct page *pages[16]; - unsigned long index = start >> PAGE_CACHE_SHIFT; - unsigned long end_index = end >> PAGE_CACHE_SHIFT; + unsigned long index = start >> PAGE_SHIFT; + unsigned long end_index = end >> PAGE_SHIFT; unsigned long nr_pages = end_index - index + 1; int i; @@ -1571,7 +1571,7 @@ static noinline void __unlock_for_delalloc(struct inode *inode, for (i = 0; i < ret; i++) { if (pages[i] != locked_page) unlock_page(pages[i]); - page_cache_release(pages[i]); + put_page(pages[i]); } nr_pages -= ret; index += ret; @@ -1584,9 +1584,9 @@ static noinline int lock_delalloc_pages(struct inode *inode, u64 delalloc_start, u64 delalloc_end) { - unsigned long index = delalloc_start >> PAGE_CACHE_SHIFT; + unsigned long index = delalloc_start >> PAGE_SHIFT; unsigned long start_index = index; - unsigned long end_index = delalloc_end >> PAGE_CACHE_SHIFT; + unsigned long end_index = delalloc_end >> PAGE_SHIFT; unsigned long pages_locked = 0; struct page *pages[16]; unsigned long nrpages; @@ -1619,11 +1619,11 @@ static noinline int lock_delalloc_pages(struct inode *inode, pages[i]->mapping != inode->i_mapping) { ret = -EAGAIN; unlock_page(pages[i]); - page_cache_release(pages[i]); + put_page(pages[i]); goto done; } } - page_cache_release(pages[i]); + put_page(pages[i]); pages_locked++; } nrpages -= ret; @@ -1636,7 +1636,7 @@ static noinline int lock_delalloc_pages(struct inode *inode, __unlock_for_delalloc(inode, locked_page, delalloc_start, ((u64)(start_index + pages_locked - 1)) << - PAGE_CACHE_SHIFT); + PAGE_SHIFT); } return ret; } @@ -1696,7 +1696,7 @@ STATIC u64 find_lock_delalloc_range(struct inode *inode, free_extent_state(cached_state); cached_state = NULL; if (!loops) { - max_bytes = PAGE_CACHE_SIZE; + max_bytes = PAGE_SIZE; loops = 1; goto again; } else { @@ -1735,8 +1735,8 @@ void extent_clear_unlock_delalloc(struct inode *inode, u64 start, u64 end, struct extent_io_tree *tree = &BTRFS_I(inode)->io_tree; int ret; struct page *pages[16]; - unsigned long index = start >> PAGE_CACHE_SHIFT; - unsigned long end_index = end >> PAGE_CACHE_SHIFT; + unsigned long index = start >> PAGE_SHIFT; + unsigned long end_index = end >> PAGE_SHIFT; unsigned long nr_pages = end_index - index + 1; int i; @@ -1757,7 +1757,7 @@ void extent_clear_unlock_delalloc(struct inode *inode, u64 start, u64 end, SetPagePrivate2(pages[i]); if (pages[i] == locked_page) { - page_cache_release(pages[i]); + put_page(pages[i]); continue; } if (page_ops & PAGE_CLEAR_DIRTY) @@ -1770,7 +1770,7 @@ void extent_clear_unlock_delalloc(struct inode *inode, u64 start, u64 end, end_page_writeback(pages[i]); if (page_ops & PAGE_UNLOCK) unlock_page(pages[i]); - page_cache_release(pages[i]); + put_page(pages[i]); } nr_pages -= ret; index += ret; @@ -1961,7 +1961,7 @@ int test_range_bit(struct extent_io_tree *tree, u64 start, u64 end, static void check_page_uptodate(struct extent_io_tree *tree, struct page *page) { u64 start = page_offset(page); - u64 end = start + PAGE_CACHE_SIZE - 1; + u64 end = start + PAGE_SIZE - 1; if (test_range_bit(tree, start, end, EXTENT_UPTODATE, 1, NULL)) SetPageUptodate(page); } @@ -2071,11 +2071,11 @@ int repair_eb_io_failure(struct btrfs_root *root, struct extent_buffer *eb, struct page *p = eb->pages[i]; ret = repair_io_failure(root->fs_info->btree_inode, start, - PAGE_CACHE_SIZE, start, p, + PAGE_SIZE, start, p, start - page_offset(p), mirror_num); if (ret) break; - start += PAGE_CACHE_SIZE; + start += PAGE_SIZE; } return ret; @@ -2466,8 +2466,8 @@ static void end_bio_extent_writepage(struct bio *bio) * advance bv_offset and adjust bv_len to compensate. * Print a warning for nonzero offsets, and an error * if they don't add up to a full page. */ - if (bvec->bv_offset || bvec->bv_len != PAGE_CACHE_SIZE) { - if (bvec->bv_offset + bvec->bv_len != PAGE_CACHE_SIZE) + if (bvec->bv_offset || bvec->bv_len != PAGE_SIZE) { + if (bvec->bv_offset + bvec->bv_len != PAGE_SIZE) btrfs_err(BTRFS_I(page->mapping->host)->root->fs_info, "partial page write in btrfs with offset %u and length %u", bvec->bv_offset, bvec->bv_len); @@ -2541,8 +2541,8 @@ static void end_bio_extent_readpage(struct bio *bio) * advance bv_offset and adjust bv_len to compensate. * Print a warning for nonzero offsets, and an error * if they don't add up to a full page. */ - if (bvec->bv_offset || bvec->bv_len != PAGE_CACHE_SIZE) { - if (bvec->bv_offset + bvec->bv_len != PAGE_CACHE_SIZE) + if (bvec->bv_offset || bvec->bv_len != PAGE_SIZE) { + if (bvec->bv_offset + bvec->bv_len != PAGE_SIZE) btrfs_err(BTRFS_I(page->mapping->host)->root->fs_info, "partial page read in btrfs with offset %u and length %u", bvec->bv_offset, bvec->bv_len); @@ -2598,13 +2598,13 @@ static void end_bio_extent_readpage(struct bio *bio) readpage_ok: if (likely(uptodate)) { loff_t i_size = i_size_read(inode); - pgoff_t end_index = i_size >> PAGE_CACHE_SHIFT; + pgoff_t end_index = i_size >> PAGE_SHIFT; unsigned off; /* Zero out the end if this page straddles i_size */ - off = i_size & (PAGE_CACHE_SIZE-1); + off = i_size & (PAGE_SIZE-1); if (page->index == end_index && off) - zero_user_segment(page, off, PAGE_CACHE_SIZE); + zero_user_segment(page, off, PAGE_SIZE); SetPageUptodate(page); } else { ClearPageUptodate(page); @@ -2768,7 +2768,7 @@ static int submit_extent_page(int rw, struct extent_io_tree *tree, struct bio *bio; int contig = 0; int old_compressed = prev_bio_flags & EXTENT_BIO_COMPRESSED; - size_t page_size = min_t(size_t, size, PAGE_CACHE_SIZE); + size_t page_size = min_t(size_t, size, PAGE_SIZE); if (bio_ret && *bio_ret) { bio = *bio_ret; @@ -2821,7 +2821,7 @@ static void attach_extent_buffer_page(struct extent_buffer *eb, { if (!PagePrivate(page)) { SetPagePrivate(page); - page_cache_get(page); + get_page(page); set_page_private(page, (unsigned long)eb); } else { WARN_ON(page->private != (unsigned long)eb); @@ -2832,7 +2832,7 @@ void set_page_extent_mapped(struct page *page) { if (!PagePrivate(page)) { SetPagePrivate(page); - page_cache_get(page); + get_page(page); set_page_private(page, EXTENT_PAGE_PRIVATE); } } @@ -2880,7 +2880,7 @@ static int __do_readpage(struct extent_io_tree *tree, { struct inode *inode = page->mapping->host; u64 start = page_offset(page); - u64 page_end = start + PAGE_CACHE_SIZE - 1; + u64 page_end = start + PAGE_SIZE - 1; u64 end; u64 cur = start; u64 extent_offset; @@ -2909,12 +2909,12 @@ static int __do_readpage(struct extent_io_tree *tree, } } - if (page->index == last_byte >> PAGE_CACHE_SHIFT) { + if (page->index == last_byte >> PAGE_SHIFT) { char *userpage; - size_t zero_offset = last_byte & (PAGE_CACHE_SIZE - 1); + size_t zero_offset = last_byte & (PAGE_SIZE - 1); if (zero_offset) { - iosize = PAGE_CACHE_SIZE - zero_offset; + iosize = PAGE_SIZE - zero_offset; userpage = kmap_atomic(page); memset(userpage + zero_offset, 0, iosize); flush_dcache_page(page); @@ -2922,14 +2922,14 @@ static int __do_readpage(struct extent_io_tree *tree, } } while (cur <= end) { - unsigned long pnr = (last_byte >> PAGE_CACHE_SHIFT) + 1; + unsigned long pnr = (last_byte >> PAGE_SHIFT) + 1; bool force_bio_submit = false; if (cur >= last_byte) { char *userpage; struct extent_state *cached = NULL; - iosize = PAGE_CACHE_SIZE - pg_offset; + iosize = PAGE_SIZE - pg_offset; userpage = kmap_atomic(page); memset(userpage + pg_offset, 0, iosize); flush_dcache_page(page); @@ -3112,7 +3112,7 @@ static inline void __do_contiguous_readpages(struct extent_io_tree *tree, for (index = 0; index < nr_pages; index++) { __do_readpage(tree, pages[index], get_extent, em_cached, bio, mirror_num, bio_flags, rw, prev_em_start); - page_cache_release(pages[index]); + put_page(pages[index]); } } @@ -3134,10 +3134,10 @@ static void __extent_readpages(struct extent_io_tree *tree, page_start = page_offset(pages[index]); if (!end) { start = page_start; - end = start + PAGE_CACHE_SIZE - 1; + end = start + PAGE_SIZE - 1; first_index = index; } else if (end + 1 == page_start) { - end += PAGE_CACHE_SIZE; + end += PAGE_SIZE; } else { __do_contiguous_readpages(tree, &pages[first_index], index - first_index, start, @@ -3145,7 +3145,7 @@ static void __extent_readpages(struct extent_io_tree *tree, bio, mirror_num, bio_flags, rw, prev_em_start); start = page_start; - end = start + PAGE_CACHE_SIZE - 1; + end = start + PAGE_SIZE - 1; first_index = index; } } @@ -3167,13 +3167,13 @@ static int __extent_read_full_page(struct extent_io_tree *tree, struct inode *inode = page->mapping->host; struct btrfs_ordered_extent *ordered; u64 start = page_offset(page); - u64 end = start + PAGE_CACHE_SIZE - 1; + u64 end = start + PAGE_SIZE - 1; int ret; while (1) { lock_extent(tree, start, end); ordered = btrfs_lookup_ordered_range(inode, start, - PAGE_CACHE_SIZE); + PAGE_SIZE); if (!ordered) break; unlock_extent(tree, start, end); @@ -3227,7 +3227,7 @@ static noinline_for_stack int writepage_delalloc(struct inode *inode, unsigned long *nr_written) { struct extent_io_tree *tree = epd->tree; - u64 page_end = delalloc_start + PAGE_CACHE_SIZE - 1; + u64 page_end = delalloc_start + PAGE_SIZE - 1; u64 nr_delalloc; u64 delalloc_to_write = 0; u64 delalloc_end = 0; @@ -3264,13 +3264,11 @@ static noinline_for_stack int writepage_delalloc(struct inode *inode, goto done; } /* - * delalloc_end is already one less than the total - * length, so we don't subtract one from - * PAGE_CACHE_SIZE + * delalloc_end is already one less than the total length, so + * we don't subtract one from PAGE_SIZE */ delalloc_to_write += (delalloc_end - delalloc_start + - PAGE_CACHE_SIZE) >> - PAGE_CACHE_SHIFT; + PAGE_SIZE) >> PAGE_SHIFT; delalloc_start = delalloc_end + 1; } if (wbc->nr_to_write < delalloc_to_write) { @@ -3319,7 +3317,7 @@ static noinline_for_stack int __extent_writepage_io(struct inode *inode, { struct extent_io_tree *tree = epd->tree; u64 start = page_offset(page); - u64 page_end = start + PAGE_CACHE_SIZE - 1; + u64 page_end = start + PAGE_SIZE - 1; u64 end; u64 cur = start; u64 extent_offset; @@ -3434,7 +3432,7 @@ static noinline_for_stack int __extent_writepage_io(struct inode *inode, if (ret) { SetPageError(page); } else { - unsigned long max_nr = (i_size >> PAGE_CACHE_SHIFT) + 1; + unsigned long max_nr = (i_size >> PAGE_SHIFT) + 1; set_range_writeback(tree, cur, cur + iosize - 1); if (!PageWriteback(page)) { @@ -3477,12 +3475,12 @@ static int __extent_writepage(struct page *page, struct writeback_control *wbc, struct inode *inode = page->mapping->host; struct extent_page_data *epd = data; u64 start = page_offset(page); - u64 page_end = start + PAGE_CACHE_SIZE - 1; + u64 page_end = start + PAGE_SIZE - 1; int ret; int nr = 0; size_t pg_offset = 0; loff_t i_size = i_size_read(inode); - unsigned long end_index = i_size >> PAGE_CACHE_SHIFT; + unsigned long end_index = i_size >> PAGE_SHIFT; int write_flags; unsigned long nr_written = 0; @@ -3497,10 +3495,10 @@ static int __extent_writepage(struct page *page, struct writeback_control *wbc, ClearPageError(page); - pg_offset = i_size & (PAGE_CACHE_SIZE - 1); + pg_offset = i_size & (PAGE_SIZE - 1); if (page->index > end_index || (page->index == end_index && !pg_offset)) { - page->mapping->a_ops->invalidatepage(page, 0, PAGE_CACHE_SIZE); + page->mapping->a_ops->invalidatepage(page, 0, PAGE_SIZE); unlock_page(page); return 0; } @@ -3510,7 +3508,7 @@ static int __extent_writepage(struct page *page, struct writeback_control *wbc, userpage = kmap_atomic(page); memset(userpage + pg_offset, 0, - PAGE_CACHE_SIZE - pg_offset); + PAGE_SIZE - pg_offset); kunmap_atomic(userpage); flush_dcache_page(page); } @@ -3748,7 +3746,7 @@ static noinline_for_stack int write_one_eb(struct extent_buffer *eb, clear_page_dirty_for_io(p); set_page_writeback(p); ret = submit_extent_page(rw, tree, wbc, p, offset >> 9, - PAGE_CACHE_SIZE, 0, bdev, &epd->bio, + PAGE_SIZE, 0, bdev, &epd->bio, -1, end_bio_extent_buffer_writepage, 0, epd->bio_flags, bio_flags, false); epd->bio_flags = bio_flags; @@ -3760,7 +3758,7 @@ static noinline_for_stack int write_one_eb(struct extent_buffer *eb, ret = -EIO; break; } - offset += PAGE_CACHE_SIZE; + offset += PAGE_SIZE; update_nr_written(p, wbc, 1); unlock_page(p); } @@ -3804,8 +3802,8 @@ int btree_write_cache_pages(struct address_space *mapping, index = mapping->writeback_index; /* Start from prev offset */ end = -1; } else { - index = wbc->range_start >> PAGE_CACHE_SHIFT; - end = wbc->range_end >> PAGE_CACHE_SHIFT; + index = wbc->range_start >> PAGE_SHIFT; + end = wbc->range_end >> PAGE_SHIFT; scanned = 1; } if (wbc->sync_mode == WB_SYNC_ALL) @@ -3948,8 +3946,8 @@ static int extent_write_cache_pages(struct extent_io_tree *tree, index = mapping->writeback_index; /* Start from prev offset */ end = -1; } else { - index = wbc->range_start >> PAGE_CACHE_SHIFT; - end = wbc->range_end >> PAGE_CACHE_SHIFT; + index = wbc->range_start >> PAGE_SHIFT; + end = wbc->range_end >> PAGE_SHIFT; scanned = 1; } if (wbc->sync_mode == WB_SYNC_ALL) @@ -4083,8 +4081,8 @@ int extent_write_locked_range(struct extent_io_tree *tree, struct inode *inode, int ret = 0; struct address_space *mapping = inode->i_mapping; struct page *page; - unsigned long nr_pages = (end - start + PAGE_CACHE_SIZE) >> - PAGE_CACHE_SHIFT; + unsigned long nr_pages = (end - start + PAGE_SIZE) >> + PAGE_SHIFT; struct extent_page_data epd = { .bio = NULL, @@ -4102,18 +4100,18 @@ int extent_write_locked_range(struct extent_io_tree *tree, struct inode *inode, }; while (start <= end) { - page = find_get_page(mapping, start >> PAGE_CACHE_SHIFT); + page = find_get_page(mapping, start >> PAGE_SHIFT); if (clear_page_dirty_for_io(page)) ret = __extent_writepage(page, &wbc_writepages, &epd); else { if (tree->ops && tree->ops->writepage_end_io_hook) tree->ops->writepage_end_io_hook(page, start, - start + PAGE_CACHE_SIZE - 1, + start + PAGE_SIZE - 1, NULL, 1); unlock_page(page); } - page_cache_release(page); - start += PAGE_CACHE_SIZE; + put_page(page); + start += PAGE_SIZE; } flush_epd_write_bio(&epd); @@ -4163,7 +4161,7 @@ int extent_readpages(struct extent_io_tree *tree, list_del(&page->lru); if (add_to_page_cache_lru(page, mapping, page->index, GFP_NOFS)) { - page_cache_release(page); + put_page(page); continue; } @@ -4197,7 +4195,7 @@ int extent_invalidatepage(struct extent_io_tree *tree, { struct extent_state *cached_state = NULL; u64 start = page_offset(page); - u64 end = start + PAGE_CACHE_SIZE - 1; + u64 end = start + PAGE_SIZE - 1; size_t blocksize = page->mapping->host->i_sb->s_blocksize; start += ALIGN(offset, blocksize); @@ -4223,7 +4221,7 @@ static int try_release_extent_state(struct extent_map_tree *map, struct page *page, gfp_t mask) { u64 start = page_offset(page); - u64 end = start + PAGE_CACHE_SIZE - 1; + u64 end = start + PAGE_SIZE - 1; int ret = 1; if (test_range_bit(tree, start, end, @@ -4262,7 +4260,7 @@ int try_release_extent_mapping(struct extent_map_tree *map, { struct extent_map *em; u64 start = page_offset(page); - u64 end = start + PAGE_CACHE_SIZE - 1; + u64 end = start + PAGE_SIZE - 1; if (gfpflags_allow_blocking(mask) && page->mapping->host->i_size > SZ_16M) { @@ -4587,14 +4585,14 @@ static void btrfs_release_extent_buffer_page(struct extent_buffer *eb) ClearPagePrivate(page); set_page_private(page, 0); /* One for the page private */ - page_cache_release(page); + put_page(page); } if (mapped) spin_unlock(&page->mapping->private_lock); /* One for when we alloced the page */ - page_cache_release(page); + put_page(page); } while (index != 0); } @@ -4779,7 +4777,7 @@ struct extent_buffer *find_extent_buffer(struct btrfs_fs_info *fs_info, rcu_read_lock(); eb = radix_tree_lookup(&fs_info->buffer_radix, - start >> PAGE_CACHE_SHIFT); + start >> PAGE_SHIFT); if (eb && atomic_inc_not_zero(&eb->refs)) { rcu_read_unlock(); /* @@ -4829,7 +4827,7 @@ struct extent_buffer *alloc_test_extent_buffer(struct btrfs_fs_info *fs_info, goto free_eb; spin_lock(&fs_info->buffer_lock); ret = radix_tree_insert(&fs_info->buffer_radix, - start >> PAGE_CACHE_SHIFT, eb); + start >> PAGE_SHIFT, eb); spin_unlock(&fs_info->buffer_lock); radix_tree_preload_end(); if (ret == -EEXIST) { @@ -4862,7 +4860,7 @@ struct extent_buffer *alloc_extent_buffer(struct btrfs_fs_info *fs_info, unsigned long len = fs_info->tree_root->nodesize; unsigned long num_pages = num_extent_pages(start, len); unsigned long i; - unsigned long index = start >> PAGE_CACHE_SHIFT; + unsigned long index = start >> PAGE_SHIFT; struct extent_buffer *eb; struct extent_buffer *exists = NULL; struct page *p; @@ -4896,7 +4894,7 @@ struct extent_buffer *alloc_extent_buffer(struct btrfs_fs_info *fs_info, if (atomic_inc_not_zero(&exists->refs)) { spin_unlock(&mapping->private_lock); unlock_page(p); - page_cache_release(p); + put_page(p); mark_extent_buffer_accessed(exists, p); goto free_eb; } @@ -4908,7 +4906,7 @@ struct extent_buffer *alloc_extent_buffer(struct btrfs_fs_info *fs_info, */ ClearPagePrivate(p); WARN_ON(PageDirty(p)); - page_cache_release(p); + put_page(p); } attach_extent_buffer_page(eb, p); spin_unlock(&mapping->private_lock); @@ -4931,7 +4929,7 @@ struct extent_buffer *alloc_extent_buffer(struct btrfs_fs_info *fs_info, spin_lock(&fs_info->buffer_lock); ret = radix_tree_insert(&fs_info->buffer_radix, - start >> PAGE_CACHE_SHIFT, eb); + start >> PAGE_SHIFT, eb); spin_unlock(&fs_info->buffer_lock); radix_tree_preload_end(); if (ret == -EEXIST) { @@ -4994,7 +4992,7 @@ static int release_extent_buffer(struct extent_buffer *eb) spin_lock(&fs_info->buffer_lock); radix_tree_delete(&fs_info->buffer_radix, - eb->start >> PAGE_CACHE_SHIFT); + eb->start >> PAGE_SHIFT); spin_unlock(&fs_info->buffer_lock); } else { spin_unlock(&eb->refs_lock); @@ -5168,8 +5166,8 @@ int read_extent_buffer_pages(struct extent_io_tree *tree, if (start) { WARN_ON(start < eb->start); - start_i = (start >> PAGE_CACHE_SHIFT) - - (eb->start >> PAGE_CACHE_SHIFT); + start_i = (start >> PAGE_SHIFT) - + (eb->start >> PAGE_SHIFT); } else { start_i = 0; } @@ -5252,18 +5250,18 @@ void read_extent_buffer(struct extent_buffer *eb, void *dstv, struct page *page; char *kaddr; char *dst = (char *)dstv; - size_t start_offset = eb->start & ((u64)PAGE_CACHE_SIZE - 1); - unsigned long i = (start_offset + start) >> PAGE_CACHE_SHIFT; + size_t start_offset = eb->start & ((u64)PAGE_SIZE - 1); + unsigned long i = (start_offset + start) >> PAGE_SHIFT; WARN_ON(start > eb->len); WARN_ON(start + len > eb->start + eb->len); - offset = (start_offset + start) & (PAGE_CACHE_SIZE - 1); + offset = (start_offset + start) & (PAGE_SIZE - 1); while (len > 0) { page = eb->pages[i]; - cur = min(len, (PAGE_CACHE_SIZE - offset)); + cur = min(len, (PAGE_SIZE - offset)); kaddr = page_address(page); memcpy(dst, kaddr + offset, cur); @@ -5283,19 +5281,19 @@ int read_extent_buffer_to_user(struct extent_buffer *eb, void __user *dstv, struct page *page; char *kaddr; char __user *dst = (char __user *)dstv; - size_t start_offset = eb->start & ((u64)PAGE_CACHE_SIZE - 1); - unsigned long i = (start_offset + start) >> PAGE_CACHE_SHIFT; + size_t start_offset = eb->start & ((u64)PAGE_SIZE - 1); + unsigned long i = (start_offset + start) >> PAGE_SHIFT; int ret = 0; WARN_ON(start > eb->len); WARN_ON(start + len > eb->start + eb->len); - offset = (start_offset + start) & (PAGE_CACHE_SIZE - 1); + offset = (start_offset + start) & (PAGE_SIZE - 1); while (len > 0) { page = eb->pages[i]; - cur = min(len, (PAGE_CACHE_SIZE - offset)); + cur = min(len, (PAGE_SIZE - offset)); kaddr = page_address(page); if (copy_to_user(dst, kaddr + offset, cur)) { ret = -EFAULT; @@ -5316,13 +5314,13 @@ int map_private_extent_buffer(struct extent_buffer *eb, unsigned long start, unsigned long *map_start, unsigned long *map_len) { - size_t offset = start & (PAGE_CACHE_SIZE - 1); + size_t offset = start & (PAGE_SIZE - 1); char *kaddr; struct page *p; - size_t start_offset = eb->start & ((u64)PAGE_CACHE_SIZE - 1); - unsigned long i = (start_offset + start) >> PAGE_CACHE_SHIFT; + size_t start_offset = eb->start & ((u64)PAGE_SIZE - 1); + unsigned long i = (start_offset + start) >> PAGE_SHIFT; unsigned long end_i = (start_offset + start + min_len - 1) >> - PAGE_CACHE_SHIFT; + PAGE_SHIFT; if (i != end_i) return -EINVAL; @@ -5332,7 +5330,7 @@ int map_private_extent_buffer(struct extent_buffer *eb, unsigned long start, *map_start = 0; } else { offset = 0; - *map_start = ((u64)i << PAGE_CACHE_SHIFT) - start_offset; + *map_start = ((u64)i << PAGE_SHIFT) - start_offset; } if (start + min_len > eb->len) { @@ -5345,7 +5343,7 @@ int map_private_extent_buffer(struct extent_buffer *eb, unsigned long start, p = eb->pages[i]; kaddr = page_address(p); *map = kaddr + offset; - *map_len = PAGE_CACHE_SIZE - offset; + *map_len = PAGE_SIZE - offset; return 0; } @@ -5358,19 +5356,19 @@ int memcmp_extent_buffer(struct extent_buffer *eb, const void *ptrv, struct page *page; char *kaddr; char *ptr = (char *)ptrv; - size_t start_offset = eb->start & ((u64)PAGE_CACHE_SIZE - 1); - unsigned long i = (start_offset + start) >> PAGE_CACHE_SHIFT; + size_t start_offset = eb->start & ((u64)PAGE_SIZE - 1); + unsigned long i = (start_offset + start) >> PAGE_SHIFT; int ret = 0; WARN_ON(start > eb->len); WARN_ON(start + len > eb->start + eb->len); - offset = (start_offset + start) & (PAGE_CACHE_SIZE - 1); + offset = (start_offset + start) & (PAGE_SIZE - 1); while (len > 0) { page = eb->pages[i]; - cur = min(len, (PAGE_CACHE_SIZE - offset)); + cur = min(len, (PAGE_SIZE - offset)); kaddr = page_address(page); ret = memcmp(ptr, kaddr + offset, cur); @@ -5393,19 +5391,19 @@ void write_extent_buffer(struct extent_buffer *eb, const void *srcv, struct page *page; char *kaddr; char *src = (char *)srcv; - size_t start_offset = eb->start & ((u64)PAGE_CACHE_SIZE - 1); - unsigned long i = (start_offset + start) >> PAGE_CACHE_SHIFT; + size_t start_offset = eb->start & ((u64)PAGE_SIZE - 1); + unsigned long i = (start_offset + start) >> PAGE_SHIFT; WARN_ON(start > eb->len); WARN_ON(start + len > eb->start + eb->len); - offset = (start_offset + start) & (PAGE_CACHE_SIZE - 1); + offset = (start_offset + start) & (PAGE_SIZE - 1); while (len > 0) { page = eb->pages[i]; WARN_ON(!PageUptodate(page)); - cur = min(len, PAGE_CACHE_SIZE - offset); + cur = min(len, PAGE_SIZE - offset); kaddr = page_address(page); memcpy(kaddr + offset, src, cur); @@ -5423,19 +5421,19 @@ void memset_extent_buffer(struct extent_buffer *eb, char c, size_t offset; struct page *page; char *kaddr; - size_t start_offset = eb->start & ((u64)PAGE_CACHE_SIZE - 1); - unsigned long i = (start_offset + start) >> PAGE_CACHE_SHIFT; + size_t start_offset = eb->start & ((u64)PAGE_SIZE - 1); + unsigned long i = (start_offset + start) >> PAGE_SHIFT; WARN_ON(start > eb->len); WARN_ON(start + len > eb->start + eb->len); - offset = (start_offset + start) & (PAGE_CACHE_SIZE - 1); + offset = (start_offset + start) & (PAGE_SIZE - 1); while (len > 0) { page = eb->pages[i]; WARN_ON(!PageUptodate(page)); - cur = min(len, PAGE_CACHE_SIZE - offset); + cur = min(len, PAGE_SIZE - offset); kaddr = page_address(page); memset(kaddr + offset, c, cur); @@ -5454,19 +5452,19 @@ void copy_extent_buffer(struct extent_buffer *dst, struct extent_buffer *src, size_t offset; struct page *page; char *kaddr; - size_t start_offset = dst->start & ((u64)PAGE_CACHE_SIZE - 1); - unsigned long i = (start_offset + dst_offset) >> PAGE_CACHE_SHIFT; + size_t start_offset = dst->start & ((u64)PAGE_SIZE - 1); + unsigned long i = (start_offset + dst_offset) >> PAGE_SHIFT; WARN_ON(src->len != dst_len); offset = (start_offset + dst_offset) & - (PAGE_CACHE_SIZE - 1); + (PAGE_SIZE - 1); while (len > 0) { page = dst->pages[i]; WARN_ON(!PageUptodate(page)); - cur = min(len, (unsigned long)(PAGE_CACHE_SIZE - offset)); + cur = min(len, (unsigned long)(PAGE_SIZE - offset)); kaddr = page_address(page); read_extent_buffer(src, kaddr + offset, src_offset, cur); @@ -5508,7 +5506,7 @@ static inline void eb_bitmap_offset(struct extent_buffer *eb, unsigned long *page_index, size_t *page_offset) { - size_t start_offset = eb->start & ((u64)PAGE_CACHE_SIZE - 1); + size_t start_offset = eb->start & ((u64)PAGE_SIZE - 1); size_t byte_offset = BIT_BYTE(nr); size_t offset; @@ -5519,8 +5517,8 @@ static inline void eb_bitmap_offset(struct extent_buffer *eb, */ offset = start_offset + start + byte_offset; - *page_index = offset >> PAGE_CACHE_SHIFT; - *page_offset = offset & (PAGE_CACHE_SIZE - 1); + *page_index = offset >> PAGE_SHIFT; + *page_offset = offset & (PAGE_SIZE - 1); } /** @@ -5572,7 +5570,7 @@ void extent_buffer_bitmap_set(struct extent_buffer *eb, unsigned long start, len -= bits_to_set; bits_to_set = BITS_PER_BYTE; mask_to_set = ~0U; - if (++offset >= PAGE_CACHE_SIZE && len > 0) { + if (++offset >= PAGE_SIZE && len > 0) { offset = 0; page = eb->pages[++i]; WARN_ON(!PageUptodate(page)); @@ -5614,7 +5612,7 @@ void extent_buffer_bitmap_clear(struct extent_buffer *eb, unsigned long start, len -= bits_to_clear; bits_to_clear = BITS_PER_BYTE; mask_to_clear = ~0U; - if (++offset >= PAGE_CACHE_SIZE && len > 0) { + if (++offset >= PAGE_SIZE && len > 0) { offset = 0; page = eb->pages[++i]; WARN_ON(!PageUptodate(page)); @@ -5661,7 +5659,7 @@ void memcpy_extent_buffer(struct extent_buffer *dst, unsigned long dst_offset, size_t cur; size_t dst_off_in_page; size_t src_off_in_page; - size_t start_offset = dst->start & ((u64)PAGE_CACHE_SIZE - 1); + size_t start_offset = dst->start & ((u64)PAGE_SIZE - 1); unsigned long dst_i; unsigned long src_i; @@ -5680,17 +5678,17 @@ void memcpy_extent_buffer(struct extent_buffer *dst, unsigned long dst_offset, while (len > 0) { dst_off_in_page = (start_offset + dst_offset) & - (PAGE_CACHE_SIZE - 1); + (PAGE_SIZE - 1); src_off_in_page = (start_offset + src_offset) & - (PAGE_CACHE_SIZE - 1); + (PAGE_SIZE - 1); - dst_i = (start_offset + dst_offset) >> PAGE_CACHE_SHIFT; - src_i = (start_offset + src_offset) >> PAGE_CACHE_SHIFT; + dst_i = (start_offset + dst_offset) >> PAGE_SHIFT; + src_i = (start_offset + src_offset) >> PAGE_SHIFT; - cur = min(len, (unsigned long)(PAGE_CACHE_SIZE - + cur = min(len, (unsigned long)(PAGE_SIZE - src_off_in_page)); cur = min_t(unsigned long, cur, - (unsigned long)(PAGE_CACHE_SIZE - dst_off_in_page)); + (unsigned long)(PAGE_SIZE - dst_off_in_page)); copy_pages(dst->pages[dst_i], dst->pages[src_i], dst_off_in_page, src_off_in_page, cur); @@ -5709,7 +5707,7 @@ void memmove_extent_buffer(struct extent_buffer *dst, unsigned long dst_offset, size_t src_off_in_page; unsigned long dst_end = dst_offset + len - 1; unsigned long src_end = src_offset + len - 1; - size_t start_offset = dst->start & ((u64)PAGE_CACHE_SIZE - 1); + size_t start_offset = dst->start & ((u64)PAGE_SIZE - 1); unsigned long dst_i; unsigned long src_i; @@ -5728,13 +5726,13 @@ void memmove_extent_buffer(struct extent_buffer *dst, unsigned long dst_offset, return; } while (len > 0) { - dst_i = (start_offset + dst_end) >> PAGE_CACHE_SHIFT; - src_i = (start_offset + src_end) >> PAGE_CACHE_SHIFT; + dst_i = (start_offset + dst_end) >> PAGE_SHIFT; + src_i = (start_offset + src_end) >> PAGE_SHIFT; dst_off_in_page = (start_offset + dst_end) & - (PAGE_CACHE_SIZE - 1); + (PAGE_SIZE - 1); src_off_in_page = (start_offset + src_end) & - (PAGE_CACHE_SIZE - 1); + (PAGE_SIZE - 1); cur = min_t(unsigned long, len, src_off_in_page + 1); cur = min(cur, dst_off_in_page + 1); diff --git a/fs/btrfs/extent_io.h b/fs/btrfs/extent_io.h index 5dbf92e68fbd1649366444c4dd860aa508e90cac..b5e0ade90e88137472bfeb290f909eee0a264274 100644 --- a/fs/btrfs/extent_io.h +++ b/fs/btrfs/extent_io.h @@ -120,7 +120,7 @@ struct extent_state { }; #define INLINE_EXTENT_BUFFER_PAGES 16 -#define MAX_INLINE_EXTENT_BUFFER_SIZE (INLINE_EXTENT_BUFFER_PAGES * PAGE_CACHE_SIZE) +#define MAX_INLINE_EXTENT_BUFFER_SIZE (INLINE_EXTENT_BUFFER_PAGES * PAGE_SIZE) struct extent_buffer { u64 start; unsigned long len; @@ -365,8 +365,8 @@ void wait_on_extent_buffer_writeback(struct extent_buffer *eb); static inline unsigned long num_extent_pages(u64 start, u64 len) { - return ((start + len + PAGE_CACHE_SIZE - 1) >> PAGE_CACHE_SHIFT) - - (start >> PAGE_CACHE_SHIFT); + return ((start + len + PAGE_SIZE - 1) >> PAGE_SHIFT) - + (start >> PAGE_SHIFT); } static inline void extent_buffer_get(struct extent_buffer *eb) diff --git a/fs/btrfs/file-item.c b/fs/btrfs/file-item.c index b5baf5bdc8e183df9fd697eda5a7d2d16b97baa0..7a7d6e253cfc01968b1d1fbaf02fb6815ef6ad6e 100644 --- a/fs/btrfs/file-item.c +++ b/fs/btrfs/file-item.c @@ -32,7 +32,7 @@ size) - 1)) #define MAX_CSUM_ITEMS(r, size) (min_t(u32, __MAX_CSUM_ITEMS(r, size), \ - PAGE_CACHE_SIZE)) + PAGE_SIZE)) #define MAX_ORDERED_SUM_BYTES(r) ((PAGE_SIZE - \ sizeof(struct btrfs_ordered_sum)) / \ @@ -203,7 +203,7 @@ static int __btrfs_lookup_bio_sums(struct btrfs_root *root, csum = (u8 *)dst; } - if (bio->bi_iter.bi_size > PAGE_CACHE_SIZE * 8) + if (bio->bi_iter.bi_size > PAGE_SIZE * 8) path->reada = READA_FORWARD; WARN_ON(bio->bi_vcnt <= 0); diff --git a/fs/btrfs/file.c b/fs/btrfs/file.c index 15a09cb156cec4c59776c683ecc2f98527e98d15..8d7b5a45c00523f4ca7ee5d58810b9d571ad4148 100644 --- a/fs/btrfs/file.c +++ b/fs/btrfs/file.c @@ -414,11 +414,11 @@ static noinline int btrfs_copy_from_user(loff_t pos, size_t write_bytes, size_t copied = 0; size_t total_copied = 0; int pg = 0; - int offset = pos & (PAGE_CACHE_SIZE - 1); + int offset = pos & (PAGE_SIZE - 1); while (write_bytes > 0) { size_t count = min_t(size_t, - PAGE_CACHE_SIZE - offset, write_bytes); + PAGE_SIZE - offset, write_bytes); struct page *page = prepared_pages[pg]; /* * Copy data from userspace to the current page @@ -448,7 +448,7 @@ static noinline int btrfs_copy_from_user(loff_t pos, size_t write_bytes, if (unlikely(copied == 0)) break; - if (copied < PAGE_CACHE_SIZE - offset) { + if (copied < PAGE_SIZE - offset) { offset += copied; } else { pg++; @@ -473,7 +473,7 @@ static void btrfs_drop_pages(struct page **pages, size_t num_pages) */ ClearPageChecked(pages[i]); unlock_page(pages[i]); - page_cache_release(pages[i]); + put_page(pages[i]); } } @@ -1297,7 +1297,7 @@ static int prepare_uptodate_page(struct inode *inode, { int ret = 0; - if (((pos & (PAGE_CACHE_SIZE - 1)) || force_uptodate) && + if (((pos & (PAGE_SIZE - 1)) || force_uptodate) && !PageUptodate(page)) { ret = btrfs_readpage(NULL, page); if (ret) @@ -1323,7 +1323,7 @@ static noinline int prepare_pages(struct inode *inode, struct page **pages, size_t write_bytes, bool force_uptodate) { int i; - unsigned long index = pos >> PAGE_CACHE_SHIFT; + unsigned long index = pos >> PAGE_SHIFT; gfp_t mask = btrfs_alloc_write_mask(inode->i_mapping); int err = 0; int faili; @@ -1345,7 +1345,7 @@ static noinline int prepare_pages(struct inode *inode, struct page **pages, err = prepare_uptodate_page(inode, pages[i], pos + write_bytes, false); if (err) { - page_cache_release(pages[i]); + put_page(pages[i]); if (err == -EAGAIN) { err = 0; goto again; @@ -1360,7 +1360,7 @@ static noinline int prepare_pages(struct inode *inode, struct page **pages, fail: while (faili >= 0) { unlock_page(pages[faili]); - page_cache_release(pages[faili]); + put_page(pages[faili]); faili--; } return err; @@ -1408,7 +1408,7 @@ lock_and_cleanup_extent_if_need(struct inode *inode, struct page **pages, cached_state, GFP_NOFS); for (i = 0; i < num_pages; i++) { unlock_page(pages[i]); - page_cache_release(pages[i]); + put_page(pages[i]); } btrfs_start_ordered_extent(inode, ordered, 1); btrfs_put_ordered_extent(ordered); @@ -1497,8 +1497,8 @@ static noinline ssize_t __btrfs_buffered_write(struct file *file, bool force_page_uptodate = false; bool need_unlock; - nrptrs = min(DIV_ROUND_UP(iov_iter_count(i), PAGE_CACHE_SIZE), - PAGE_CACHE_SIZE / (sizeof(struct page *))); + nrptrs = min(DIV_ROUND_UP(iov_iter_count(i), PAGE_SIZE), + PAGE_SIZE / (sizeof(struct page *))); nrptrs = min(nrptrs, current->nr_dirtied_pause - current->nr_dirtied); nrptrs = max(nrptrs, 8); pages = kmalloc_array(nrptrs, sizeof(struct page *), GFP_KERNEL); @@ -1506,13 +1506,13 @@ static noinline ssize_t __btrfs_buffered_write(struct file *file, return -ENOMEM; while (iov_iter_count(i) > 0) { - size_t offset = pos & (PAGE_CACHE_SIZE - 1); + size_t offset = pos & (PAGE_SIZE - 1); size_t sector_offset; size_t write_bytes = min(iov_iter_count(i), - nrptrs * (size_t)PAGE_CACHE_SIZE - + nrptrs * (size_t)PAGE_SIZE - offset); size_t num_pages = DIV_ROUND_UP(write_bytes + offset, - PAGE_CACHE_SIZE); + PAGE_SIZE); size_t reserve_bytes; size_t dirty_pages; size_t copied; @@ -1547,7 +1547,7 @@ static noinline ssize_t __btrfs_buffered_write(struct file *file, * write_bytes, so scale down. */ num_pages = DIV_ROUND_UP(write_bytes + offset, - PAGE_CACHE_SIZE); + PAGE_SIZE); reserve_bytes = round_up(write_bytes + sector_offset, root->sectorsize); goto reserve_metadata; @@ -1609,7 +1609,7 @@ static noinline ssize_t __btrfs_buffered_write(struct file *file, } else { force_page_uptodate = false; dirty_pages = DIV_ROUND_UP(copied + offset, - PAGE_CACHE_SIZE); + PAGE_SIZE); } /* @@ -1641,7 +1641,7 @@ static noinline ssize_t __btrfs_buffered_write(struct file *file, u64 __pos; __pos = round_down(pos, root->sectorsize) + - (dirty_pages << PAGE_CACHE_SHIFT); + (dirty_pages << PAGE_SHIFT); btrfs_delalloc_release_space(inode, __pos, release_bytes); } @@ -1682,7 +1682,7 @@ static noinline ssize_t __btrfs_buffered_write(struct file *file, cond_resched(); balance_dirty_pages_ratelimited(inode->i_mapping); - if (dirty_pages < (root->nodesize >> PAGE_CACHE_SHIFT) + 1) + if (dirty_pages < (root->nodesize >> PAGE_SHIFT) + 1) btrfs_btree_balance_dirty(root); pos += copied; @@ -1738,8 +1738,8 @@ static ssize_t __btrfs_direct_write(struct kiocb *iocb, goto out; written += written_buffered; iocb->ki_pos = pos + written_buffered; - invalidate_mapping_pages(file->f_mapping, pos >> PAGE_CACHE_SHIFT, - endbyte >> PAGE_CACHE_SHIFT); + invalidate_mapping_pages(file->f_mapping, pos >> PAGE_SHIFT, + endbyte >> PAGE_SHIFT); out: return written ? written : err; } @@ -1905,7 +1905,7 @@ static int start_ordered_ops(struct inode *inode, loff_t start, loff_t end) */ int btrfs_sync_file(struct file *file, loff_t start, loff_t end, int datasync) { - struct dentry *dentry = file->f_path.dentry; + struct dentry *dentry = file_dentry(file); struct inode *inode = d_inode(dentry); struct btrfs_root *root = BTRFS_I(inode)->root; struct btrfs_trans_handle *trans; @@ -2682,9 +2682,12 @@ static long btrfs_fallocate(struct file *file, int mode, return ret; inode_lock(inode); - ret = inode_newsize_ok(inode, alloc_end); - if (ret) - goto out; + + if (!(mode & FALLOC_FL_KEEP_SIZE) && offset + len > inode->i_size) { + ret = inode_newsize_ok(inode, offset + len); + if (ret) + goto out; + } /* * TODO: Move these two operations after we have checked diff --git a/fs/btrfs/free-space-cache.c b/fs/btrfs/free-space-cache.c index 8f835bfa1bdd2a7bc3a7a9e3d1324f75a95e8193..5e6062c26129f5d5f5a9362cc36fa4608062ebd9 100644 --- a/fs/btrfs/free-space-cache.c +++ b/fs/btrfs/free-space-cache.c @@ -29,7 +29,7 @@ #include "inode-map.h" #include "volumes.h" -#define BITS_PER_BITMAP (PAGE_CACHE_SIZE * 8) +#define BITS_PER_BITMAP (PAGE_SIZE * 8) #define MAX_CACHE_BYTES_PER_GIG SZ_32K struct btrfs_trim_range { @@ -295,7 +295,7 @@ static int readahead_cache(struct inode *inode) return -ENOMEM; file_ra_state_init(ra, inode->i_mapping); - last_index = (i_size_read(inode) - 1) >> PAGE_CACHE_SHIFT; + last_index = (i_size_read(inode) - 1) >> PAGE_SHIFT; page_cache_sync_readahead(inode->i_mapping, ra, NULL, 0, last_index); @@ -310,14 +310,14 @@ static int io_ctl_init(struct btrfs_io_ctl *io_ctl, struct inode *inode, int num_pages; int check_crcs = 0; - num_pages = DIV_ROUND_UP(i_size_read(inode), PAGE_CACHE_SIZE); + num_pages = DIV_ROUND_UP(i_size_read(inode), PAGE_SIZE); if (btrfs_ino(inode) != BTRFS_FREE_INO_OBJECTID) check_crcs = 1; /* Make sure we can fit our crcs into the first page */ if (write && check_crcs && - (num_pages * sizeof(u32)) >= PAGE_CACHE_SIZE) + (num_pages * sizeof(u32)) >= PAGE_SIZE) return -ENOSPC; memset(io_ctl, 0, sizeof(struct btrfs_io_ctl)); @@ -354,9 +354,9 @@ static void io_ctl_map_page(struct btrfs_io_ctl *io_ctl, int clear) io_ctl->page = io_ctl->pages[io_ctl->index++]; io_ctl->cur = page_address(io_ctl->page); io_ctl->orig = io_ctl->cur; - io_ctl->size = PAGE_CACHE_SIZE; + io_ctl->size = PAGE_SIZE; if (clear) - memset(io_ctl->cur, 0, PAGE_CACHE_SIZE); + memset(io_ctl->cur, 0, PAGE_SIZE); } static void io_ctl_drop_pages(struct btrfs_io_ctl *io_ctl) @@ -369,7 +369,7 @@ static void io_ctl_drop_pages(struct btrfs_io_ctl *io_ctl) if (io_ctl->pages[i]) { ClearPageChecked(io_ctl->pages[i]); unlock_page(io_ctl->pages[i]); - page_cache_release(io_ctl->pages[i]); + put_page(io_ctl->pages[i]); } } } @@ -475,7 +475,7 @@ static void io_ctl_set_crc(struct btrfs_io_ctl *io_ctl, int index) offset = sizeof(u32) * io_ctl->num_pages; crc = btrfs_csum_data(io_ctl->orig + offset, crc, - PAGE_CACHE_SIZE - offset); + PAGE_SIZE - offset); btrfs_csum_final(crc, (char *)&crc); io_ctl_unmap_page(io_ctl); tmp = page_address(io_ctl->pages[0]); @@ -503,7 +503,7 @@ static int io_ctl_check_crc(struct btrfs_io_ctl *io_ctl, int index) io_ctl_map_page(io_ctl, 0); crc = btrfs_csum_data(io_ctl->orig + offset, crc, - PAGE_CACHE_SIZE - offset); + PAGE_SIZE - offset); btrfs_csum_final(crc, (char *)&crc); if (val != crc) { btrfs_err_rl(io_ctl->root->fs_info, @@ -561,7 +561,7 @@ static int io_ctl_add_bitmap(struct btrfs_io_ctl *io_ctl, void *bitmap) io_ctl_map_page(io_ctl, 0); } - memcpy(io_ctl->cur, bitmap, PAGE_CACHE_SIZE); + memcpy(io_ctl->cur, bitmap, PAGE_SIZE); io_ctl_set_crc(io_ctl, io_ctl->index - 1); if (io_ctl->index < io_ctl->num_pages) io_ctl_map_page(io_ctl, 0); @@ -621,7 +621,7 @@ static int io_ctl_read_bitmap(struct btrfs_io_ctl *io_ctl, if (ret) return ret; - memcpy(entry->bitmap, io_ctl->cur, PAGE_CACHE_SIZE); + memcpy(entry->bitmap, io_ctl->cur, PAGE_SIZE); io_ctl_unmap_page(io_ctl); return 0; @@ -775,7 +775,7 @@ static int __load_free_space_cache(struct btrfs_root *root, struct inode *inode, } else { ASSERT(num_bitmaps); num_bitmaps--; - e->bitmap = kzalloc(PAGE_CACHE_SIZE, GFP_NOFS); + e->bitmap = kzalloc(PAGE_SIZE, GFP_NOFS); if (!e->bitmap) { kmem_cache_free( btrfs_free_space_cachep, e); @@ -1660,7 +1660,7 @@ static void recalculate_thresholds(struct btrfs_free_space_ctl *ctl) * sure we don't go over our overall goal of MAX_CACHE_BYTES_PER_GIG as * we add more bitmaps. */ - bitmap_bytes = (ctl->total_bitmaps + 1) * PAGE_CACHE_SIZE; + bitmap_bytes = (ctl->total_bitmaps + 1) * PAGE_SIZE; if (bitmap_bytes >= max_bytes) { ctl->extents_thresh = 0; @@ -2111,7 +2111,7 @@ static int insert_into_bitmap(struct btrfs_free_space_ctl *ctl, } /* allocate the bitmap */ - info->bitmap = kzalloc(PAGE_CACHE_SIZE, GFP_NOFS); + info->bitmap = kzalloc(PAGE_SIZE, GFP_NOFS); spin_lock(&ctl->tree_lock); if (!info->bitmap) { ret = -ENOMEM; @@ -3580,7 +3580,7 @@ int test_add_free_space_entry(struct btrfs_block_group_cache *cache, } if (!map) { - map = kzalloc(PAGE_CACHE_SIZE, GFP_NOFS); + map = kzalloc(PAGE_SIZE, GFP_NOFS); if (!map) { kmem_cache_free(btrfs_free_space_cachep, info); return -ENOMEM; diff --git a/fs/btrfs/inode-map.c b/fs/btrfs/inode-map.c index 1f0ec19b23f615faae7a6ba81b6b203657ae4d23..70107f7c930730c8054d45c153dec71cf9227270 100644 --- a/fs/btrfs/inode-map.c +++ b/fs/btrfs/inode-map.c @@ -283,7 +283,7 @@ void btrfs_unpin_free_ino(struct btrfs_root *root) } #define INIT_THRESHOLD ((SZ_32K / 2) / sizeof(struct btrfs_free_space)) -#define INODES_PER_BITMAP (PAGE_CACHE_SIZE * 8) +#define INODES_PER_BITMAP (PAGE_SIZE * 8) /* * The goal is to keep the memory used by the free_ino tree won't @@ -317,7 +317,7 @@ static void recalculate_thresholds(struct btrfs_free_space_ctl *ctl) } ctl->extents_thresh = (max_bitmaps - ctl->total_bitmaps) * - PAGE_CACHE_SIZE / sizeof(*info); + PAGE_SIZE / sizeof(*info); } /* @@ -481,12 +481,12 @@ int btrfs_save_ino_cache(struct btrfs_root *root, spin_lock(&ctl->tree_lock); prealloc = sizeof(struct btrfs_free_space) * ctl->free_extents; - prealloc = ALIGN(prealloc, PAGE_CACHE_SIZE); - prealloc += ctl->total_bitmaps * PAGE_CACHE_SIZE; + prealloc = ALIGN(prealloc, PAGE_SIZE); + prealloc += ctl->total_bitmaps * PAGE_SIZE; spin_unlock(&ctl->tree_lock); /* Just to make sure we have enough space */ - prealloc += 8 * PAGE_CACHE_SIZE; + prealloc += 8 * PAGE_SIZE; ret = btrfs_delalloc_reserve_space(inode, 0, prealloc); if (ret) diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c index 41a5688ffdfe8d57a61a642dce6c6ee80c3872f8..2aaba58b4856be3fc6b179ad3e2d0e94e559dc04 100644 --- a/fs/btrfs/inode.c +++ b/fs/btrfs/inode.c @@ -194,7 +194,7 @@ static int insert_inline_extent(struct btrfs_trans_handle *trans, while (compressed_size > 0) { cpage = compressed_pages[i]; cur_size = min_t(unsigned long, compressed_size, - PAGE_CACHE_SIZE); + PAGE_SIZE); kaddr = kmap_atomic(cpage); write_extent_buffer(leaf, kaddr, ptr, cur_size); @@ -208,13 +208,13 @@ static int insert_inline_extent(struct btrfs_trans_handle *trans, compress_type); } else { page = find_get_page(inode->i_mapping, - start >> PAGE_CACHE_SHIFT); + start >> PAGE_SHIFT); btrfs_set_file_extent_compression(leaf, ei, 0); kaddr = kmap_atomic(page); - offset = start & (PAGE_CACHE_SIZE - 1); + offset = start & (PAGE_SIZE - 1); write_extent_buffer(leaf, kaddr + offset, ptr, size); kunmap_atomic(kaddr); - page_cache_release(page); + put_page(page); } btrfs_mark_buffer_dirty(leaf); btrfs_release_path(path); @@ -322,7 +322,7 @@ static noinline int cow_file_range_inline(struct btrfs_root *root, * And at reserve time, it's always aligned to page size, so * just free one page here. */ - btrfs_qgroup_free_data(inode, 0, PAGE_CACHE_SIZE); + btrfs_qgroup_free_data(inode, 0, PAGE_SIZE); btrfs_free_path(path); btrfs_end_transaction(trans, root); return ret; @@ -435,8 +435,8 @@ static noinline void compress_file_range(struct inode *inode, actual_end = min_t(u64, isize, end + 1); again: will_compress = 0; - nr_pages = (end >> PAGE_CACHE_SHIFT) - (start >> PAGE_CACHE_SHIFT) + 1; - nr_pages = min_t(unsigned long, nr_pages, SZ_128K / PAGE_CACHE_SIZE); + nr_pages = (end >> PAGE_SHIFT) - (start >> PAGE_SHIFT) + 1; + nr_pages = min_t(unsigned long, nr_pages, SZ_128K / PAGE_SIZE); /* * we don't want to send crud past the end of i_size through @@ -514,7 +514,7 @@ static noinline void compress_file_range(struct inode *inode, if (!ret) { unsigned long offset = total_compressed & - (PAGE_CACHE_SIZE - 1); + (PAGE_SIZE - 1); struct page *page = pages[nr_pages_ret - 1]; char *kaddr; @@ -524,7 +524,7 @@ static noinline void compress_file_range(struct inode *inode, if (offset) { kaddr = kmap_atomic(page); memset(kaddr + offset, 0, - PAGE_CACHE_SIZE - offset); + PAGE_SIZE - offset); kunmap_atomic(kaddr); } will_compress = 1; @@ -580,7 +580,7 @@ static noinline void compress_file_range(struct inode *inode, * one last check to make sure the compression is really a * win, compare the page count read with the blocks on disk */ - total_in = ALIGN(total_in, PAGE_CACHE_SIZE); + total_in = ALIGN(total_in, PAGE_SIZE); if (total_compressed >= total_in) { will_compress = 0; } else { @@ -594,7 +594,7 @@ static noinline void compress_file_range(struct inode *inode, */ for (i = 0; i < nr_pages_ret; i++) { WARN_ON(pages[i]->mapping); - page_cache_release(pages[i]); + put_page(pages[i]); } kfree(pages); pages = NULL; @@ -650,7 +650,7 @@ static noinline void compress_file_range(struct inode *inode, free_pages_out: for (i = 0; i < nr_pages_ret; i++) { WARN_ON(pages[i]->mapping); - page_cache_release(pages[i]); + put_page(pages[i]); } kfree(pages); } @@ -664,7 +664,7 @@ static void free_async_extent_pages(struct async_extent *async_extent) for (i = 0; i < async_extent->nr_pages; i++) { WARN_ON(async_extent->pages[i]->mapping); - page_cache_release(async_extent->pages[i]); + put_page(async_extent->pages[i]); } kfree(async_extent->pages); async_extent->nr_pages = 0; @@ -966,7 +966,7 @@ static noinline int cow_file_range(struct inode *inode, PAGE_END_WRITEBACK); *nr_written = *nr_written + - (end - start + PAGE_CACHE_SIZE) / PAGE_CACHE_SIZE; + (end - start + PAGE_SIZE) / PAGE_SIZE; *page_started = 1; goto out; } else if (ret < 0) { @@ -1106,8 +1106,8 @@ static noinline void async_cow_submit(struct btrfs_work *work) async_cow = container_of(work, struct async_cow, work); root = async_cow->root; - nr_pages = (async_cow->end - async_cow->start + PAGE_CACHE_SIZE) >> - PAGE_CACHE_SHIFT; + nr_pages = (async_cow->end - async_cow->start + PAGE_SIZE) >> + PAGE_SHIFT; /* * atomic_sub_return implies a barrier for waitqueue_active @@ -1164,8 +1164,8 @@ static int cow_file_range_async(struct inode *inode, struct page *locked_page, async_cow_start, async_cow_submit, async_cow_free); - nr_pages = (cur_end - start + PAGE_CACHE_SIZE) >> - PAGE_CACHE_SHIFT; + nr_pages = (cur_end - start + PAGE_SIZE) >> + PAGE_SHIFT; atomic_add(nr_pages, &root->fs_info->async_delalloc_pages); btrfs_queue_work(root->fs_info->delalloc_workers, @@ -1960,7 +1960,7 @@ static noinline int add_pending_csums(struct btrfs_trans_handle *trans, int btrfs_set_extent_delalloc(struct inode *inode, u64 start, u64 end, struct extent_state **cached_state) { - WARN_ON((end & (PAGE_CACHE_SIZE - 1)) == 0); + WARN_ON((end & (PAGE_SIZE - 1)) == 0); return set_extent_delalloc(&BTRFS_I(inode)->io_tree, start, end, cached_state, GFP_NOFS); } @@ -1993,7 +1993,7 @@ static void btrfs_writepage_fixup_worker(struct btrfs_work *work) inode = page->mapping->host; page_start = page_offset(page); - page_end = page_offset(page) + PAGE_CACHE_SIZE - 1; + page_end = page_offset(page) + PAGE_SIZE - 1; lock_extent_bits(&BTRFS_I(inode)->io_tree, page_start, page_end, &cached_state); @@ -2003,7 +2003,7 @@ static void btrfs_writepage_fixup_worker(struct btrfs_work *work) goto out; ordered = btrfs_lookup_ordered_range(inode, page_start, - PAGE_CACHE_SIZE); + PAGE_SIZE); if (ordered) { unlock_extent_cached(&BTRFS_I(inode)->io_tree, page_start, page_end, &cached_state, GFP_NOFS); @@ -2014,7 +2014,7 @@ static void btrfs_writepage_fixup_worker(struct btrfs_work *work) } ret = btrfs_delalloc_reserve_space(inode, page_start, - PAGE_CACHE_SIZE); + PAGE_SIZE); if (ret) { mapping_set_error(page->mapping, ret); end_extent_writepage(page, ret, page_start, page_end); @@ -2030,7 +2030,7 @@ static void btrfs_writepage_fixup_worker(struct btrfs_work *work) &cached_state, GFP_NOFS); out_page: unlock_page(page); - page_cache_release(page); + put_page(page); kfree(fixup); } @@ -2063,7 +2063,7 @@ static int btrfs_writepage_start_hook(struct page *page, u64 start, u64 end) return -EAGAIN; SetPageChecked(page); - page_cache_get(page); + get_page(page); btrfs_init_work(&fixup->work, btrfs_fixup_helper, btrfs_writepage_fixup_worker, NULL, NULL); fixup->page = page; @@ -4247,7 +4247,7 @@ static int truncate_inline_extent(struct inode *inode, if (btrfs_file_extent_compression(leaf, fi) != BTRFS_COMPRESS_NONE) { loff_t offset = new_size; - loff_t page_end = ALIGN(offset, PAGE_CACHE_SIZE); + loff_t page_end = ALIGN(offset, PAGE_SIZE); /* * Zero out the remaining of the last page of our inline extent, @@ -4633,7 +4633,7 @@ int btrfs_truncate_block(struct inode *inode, loff_t from, loff_t len, struct extent_state *cached_state = NULL; char *kaddr; u32 blocksize = root->sectorsize; - pgoff_t index = from >> PAGE_CACHE_SHIFT; + pgoff_t index = from >> PAGE_SHIFT; unsigned offset = from & (blocksize - 1); struct page *page; gfp_t mask = btrfs_alloc_write_mask(mapping); @@ -4668,7 +4668,7 @@ int btrfs_truncate_block(struct inode *inode, loff_t from, loff_t len, lock_page(page); if (page->mapping != mapping) { unlock_page(page); - page_cache_release(page); + put_page(page); goto again; } if (!PageUptodate(page)) { @@ -4686,7 +4686,7 @@ int btrfs_truncate_block(struct inode *inode, loff_t from, loff_t len, unlock_extent_cached(io_tree, block_start, block_end, &cached_state, GFP_NOFS); unlock_page(page); - page_cache_release(page); + put_page(page); btrfs_start_ordered_extent(inode, ordered, 1); btrfs_put_ordered_extent(ordered); goto again; @@ -4728,7 +4728,7 @@ int btrfs_truncate_block(struct inode *inode, loff_t from, loff_t len, btrfs_delalloc_release_space(inode, block_start, blocksize); unlock_page(page); - page_cache_release(page); + put_page(page); out: return ret; } @@ -6717,7 +6717,7 @@ static noinline int uncompress_inline(struct btrfs_path *path, read_extent_buffer(leaf, tmp, ptr, inline_size); - max_size = min_t(unsigned long, PAGE_CACHE_SIZE, max_size); + max_size = min_t(unsigned long, PAGE_SIZE, max_size); ret = btrfs_decompress(compress_type, tmp, page, extent_offset, inline_size, max_size); kfree(tmp); @@ -6879,8 +6879,8 @@ struct extent_map *btrfs_get_extent(struct inode *inode, struct page *page, size = btrfs_file_extent_inline_len(leaf, path->slots[0], item); extent_offset = page_offset(page) + pg_offset - extent_start; - copy_size = min_t(u64, PAGE_CACHE_SIZE - pg_offset, - size - extent_offset); + copy_size = min_t(u64, PAGE_SIZE - pg_offset, + size - extent_offset); em->start = extent_start + extent_offset; em->len = ALIGN(copy_size, root->sectorsize); em->orig_block_len = em->len; @@ -6899,9 +6899,9 @@ struct extent_map *btrfs_get_extent(struct inode *inode, struct page *page, map = kmap(page); read_extent_buffer(leaf, map + pg_offset, ptr, copy_size); - if (pg_offset + copy_size < PAGE_CACHE_SIZE) { + if (pg_offset + copy_size < PAGE_SIZE) { memset(map + pg_offset + copy_size, 0, - PAGE_CACHE_SIZE - pg_offset - + PAGE_SIZE - pg_offset - copy_size); } kunmap(page); @@ -7336,12 +7336,12 @@ bool btrfs_page_exists_in_range(struct inode *inode, loff_t start, loff_t end) int start_idx; int end_idx; - start_idx = start >> PAGE_CACHE_SHIFT; + start_idx = start >> PAGE_SHIFT; /* * end is the last byte in the last page. end == start is legal */ - end_idx = end >> PAGE_CACHE_SHIFT; + end_idx = end >> PAGE_SHIFT; rcu_read_lock(); @@ -7382,7 +7382,7 @@ bool btrfs_page_exists_in_range(struct inode *inode, loff_t start, loff_t end) * include/linux/pagemap.h for details. */ if (unlikely(page != *pagep)) { - page_cache_release(page); + put_page(page); page = NULL; } } @@ -7390,7 +7390,7 @@ bool btrfs_page_exists_in_range(struct inode *inode, loff_t start, loff_t end) if (page) { if (page->index <= end_idx) found = true; - page_cache_release(page); + put_page(page); } rcu_read_unlock(); @@ -8719,7 +8719,7 @@ static int __btrfs_releasepage(struct page *page, gfp_t gfp_flags) if (ret == 1) { ClearPagePrivate(page); set_page_private(page, 0); - page_cache_release(page); + put_page(page); } return ret; } @@ -8739,7 +8739,7 @@ static void btrfs_invalidatepage(struct page *page, unsigned int offset, struct btrfs_ordered_extent *ordered; struct extent_state *cached_state = NULL; u64 page_start = page_offset(page); - u64 page_end = page_start + PAGE_CACHE_SIZE - 1; + u64 page_end = page_start + PAGE_SIZE - 1; u64 start; u64 end; int inode_evicting = inode->i_state & I_FREEING; @@ -8822,7 +8822,7 @@ static void btrfs_invalidatepage(struct page *page, unsigned int offset, * 2) Not written to disk * This means the reserved space should be freed here. */ - btrfs_qgroup_free_data(inode, page_start, PAGE_CACHE_SIZE); + btrfs_qgroup_free_data(inode, page_start, PAGE_SIZE); if (!inode_evicting) { clear_extent_bit(tree, page_start, page_end, EXTENT_LOCKED | EXTENT_DIRTY | @@ -8837,7 +8837,7 @@ static void btrfs_invalidatepage(struct page *page, unsigned int offset, if (PagePrivate(page)) { ClearPagePrivate(page); set_page_private(page, 0); - page_cache_release(page); + put_page(page); } } @@ -8874,11 +8874,11 @@ int btrfs_page_mkwrite(struct vm_area_struct *vma, struct vm_fault *vmf) u64 page_end; u64 end; - reserved_space = PAGE_CACHE_SIZE; + reserved_space = PAGE_SIZE; sb_start_pagefault(inode->i_sb); page_start = page_offset(page); - page_end = page_start + PAGE_CACHE_SIZE - 1; + page_end = page_start + PAGE_SIZE - 1; end = page_end; /* @@ -8934,15 +8934,15 @@ int btrfs_page_mkwrite(struct vm_area_struct *vma, struct vm_fault *vmf) goto again; } - if (page->index == ((size - 1) >> PAGE_CACHE_SHIFT)) { + if (page->index == ((size - 1) >> PAGE_SHIFT)) { reserved_space = round_up(size - page_start, root->sectorsize); - if (reserved_space < PAGE_CACHE_SIZE) { + if (reserved_space < PAGE_SIZE) { end = page_start + reserved_space - 1; spin_lock(&BTRFS_I(inode)->lock); BTRFS_I(inode)->outstanding_extents++; spin_unlock(&BTRFS_I(inode)->lock); btrfs_delalloc_release_space(inode, page_start, - PAGE_CACHE_SIZE - reserved_space); + PAGE_SIZE - reserved_space); } } @@ -8969,14 +8969,14 @@ int btrfs_page_mkwrite(struct vm_area_struct *vma, struct vm_fault *vmf) ret = 0; /* page is wholly or partially inside EOF */ - if (page_start + PAGE_CACHE_SIZE > size) - zero_start = size & ~PAGE_CACHE_MASK; + if (page_start + PAGE_SIZE > size) + zero_start = size & ~PAGE_MASK; else - zero_start = PAGE_CACHE_SIZE; + zero_start = PAGE_SIZE; - if (zero_start != PAGE_CACHE_SIZE) { + if (zero_start != PAGE_SIZE) { kaddr = kmap(page); - memset(kaddr + zero_start, 0, PAGE_CACHE_SIZE - zero_start); + memset(kaddr + zero_start, 0, PAGE_SIZE - zero_start); flush_dcache_page(page); kunmap(page); } diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c index 053e677839fef37121a6a958aa02c883a20590da..5a23806ae418af8e3952b4cbf65df06aae384b57 100644 --- a/fs/btrfs/ioctl.c +++ b/fs/btrfs/ioctl.c @@ -898,7 +898,7 @@ static int check_defrag_in_cache(struct inode *inode, u64 offset, u32 thresh) u64 end; read_lock(&em_tree->lock); - em = lookup_extent_mapping(em_tree, offset, PAGE_CACHE_SIZE); + em = lookup_extent_mapping(em_tree, offset, PAGE_SIZE); read_unlock(&em_tree->lock); if (em) { @@ -988,7 +988,7 @@ static struct extent_map *defrag_lookup_extent(struct inode *inode, u64 start) struct extent_map_tree *em_tree = &BTRFS_I(inode)->extent_tree; struct extent_io_tree *io_tree = &BTRFS_I(inode)->io_tree; struct extent_map *em; - u64 len = PAGE_CACHE_SIZE; + u64 len = PAGE_SIZE; /* * hopefully we have this extent in the tree already, try without @@ -1124,15 +1124,15 @@ static int cluster_pages_for_defrag(struct inode *inode, struct extent_io_tree *tree; gfp_t mask = btrfs_alloc_write_mask(inode->i_mapping); - file_end = (isize - 1) >> PAGE_CACHE_SHIFT; + file_end = (isize - 1) >> PAGE_SHIFT; if (!isize || start_index > file_end) return 0; page_cnt = min_t(u64, (u64)num_pages, (u64)file_end - start_index + 1); ret = btrfs_delalloc_reserve_space(inode, - start_index << PAGE_CACHE_SHIFT, - page_cnt << PAGE_CACHE_SHIFT); + start_index << PAGE_SHIFT, + page_cnt << PAGE_SHIFT); if (ret) return ret; i_done = 0; @@ -1148,7 +1148,7 @@ static int cluster_pages_for_defrag(struct inode *inode, break; page_start = page_offset(page); - page_end = page_start + PAGE_CACHE_SIZE - 1; + page_end = page_start + PAGE_SIZE - 1; while (1) { lock_extent_bits(tree, page_start, page_end, &cached_state); @@ -1169,7 +1169,7 @@ static int cluster_pages_for_defrag(struct inode *inode, */ if (page->mapping != inode->i_mapping) { unlock_page(page); - page_cache_release(page); + put_page(page); goto again; } } @@ -1179,7 +1179,7 @@ static int cluster_pages_for_defrag(struct inode *inode, lock_page(page); if (!PageUptodate(page)) { unlock_page(page); - page_cache_release(page); + put_page(page); ret = -EIO; break; } @@ -1187,7 +1187,7 @@ static int cluster_pages_for_defrag(struct inode *inode, if (page->mapping != inode->i_mapping) { unlock_page(page); - page_cache_release(page); + put_page(page); goto again; } @@ -1208,7 +1208,7 @@ static int cluster_pages_for_defrag(struct inode *inode, wait_on_page_writeback(pages[i]); page_start = page_offset(pages[0]); - page_end = page_offset(pages[i_done - 1]) + PAGE_CACHE_SIZE; + page_end = page_offset(pages[i_done - 1]) + PAGE_SIZE; lock_extent_bits(&BTRFS_I(inode)->io_tree, page_start, page_end - 1, &cached_state); @@ -1222,8 +1222,8 @@ static int cluster_pages_for_defrag(struct inode *inode, BTRFS_I(inode)->outstanding_extents++; spin_unlock(&BTRFS_I(inode)->lock); btrfs_delalloc_release_space(inode, - start_index << PAGE_CACHE_SHIFT, - (page_cnt - i_done) << PAGE_CACHE_SHIFT); + start_index << PAGE_SHIFT, + (page_cnt - i_done) << PAGE_SHIFT); } @@ -1240,17 +1240,17 @@ static int cluster_pages_for_defrag(struct inode *inode, set_page_extent_mapped(pages[i]); set_page_dirty(pages[i]); unlock_page(pages[i]); - page_cache_release(pages[i]); + put_page(pages[i]); } return i_done; out: for (i = 0; i < i_done; i++) { unlock_page(pages[i]); - page_cache_release(pages[i]); + put_page(pages[i]); } btrfs_delalloc_release_space(inode, - start_index << PAGE_CACHE_SHIFT, - page_cnt << PAGE_CACHE_SHIFT); + start_index << PAGE_SHIFT, + page_cnt << PAGE_SHIFT); return ret; } @@ -1273,7 +1273,7 @@ int btrfs_defrag_file(struct inode *inode, struct file *file, int defrag_count = 0; int compress_type = BTRFS_COMPRESS_ZLIB; u32 extent_thresh = range->extent_thresh; - unsigned long max_cluster = SZ_256K >> PAGE_CACHE_SHIFT; + unsigned long max_cluster = SZ_256K >> PAGE_SHIFT; unsigned long cluster = max_cluster; u64 new_align = ~((u64)SZ_128K - 1); struct page **pages = NULL; @@ -1317,9 +1317,9 @@ int btrfs_defrag_file(struct inode *inode, struct file *file, /* find the last page to defrag */ if (range->start + range->len > range->start) { last_index = min_t(u64, isize - 1, - range->start + range->len - 1) >> PAGE_CACHE_SHIFT; + range->start + range->len - 1) >> PAGE_SHIFT; } else { - last_index = (isize - 1) >> PAGE_CACHE_SHIFT; + last_index = (isize - 1) >> PAGE_SHIFT; } if (newer_than) { @@ -1331,11 +1331,11 @@ int btrfs_defrag_file(struct inode *inode, struct file *file, * we always align our defrag to help keep * the extents in the file evenly spaced */ - i = (newer_off & new_align) >> PAGE_CACHE_SHIFT; + i = (newer_off & new_align) >> PAGE_SHIFT; } else goto out_ra; } else { - i = range->start >> PAGE_CACHE_SHIFT; + i = range->start >> PAGE_SHIFT; } if (!max_to_defrag) max_to_defrag = last_index - i + 1; @@ -1348,7 +1348,7 @@ int btrfs_defrag_file(struct inode *inode, struct file *file, inode->i_mapping->writeback_index = i; while (i <= last_index && defrag_count < max_to_defrag && - (i < DIV_ROUND_UP(i_size_read(inode), PAGE_CACHE_SIZE))) { + (i < DIV_ROUND_UP(i_size_read(inode), PAGE_SIZE))) { /* * make sure we stop running if someone unmounts * the FS @@ -1362,7 +1362,7 @@ int btrfs_defrag_file(struct inode *inode, struct file *file, break; } - if (!should_defrag_range(inode, (u64)i << PAGE_CACHE_SHIFT, + if (!should_defrag_range(inode, (u64)i << PAGE_SHIFT, extent_thresh, &last_len, &skip, &defrag_end, range->flags & BTRFS_DEFRAG_RANGE_COMPRESS)) { @@ -1371,14 +1371,14 @@ int btrfs_defrag_file(struct inode *inode, struct file *file, * the should_defrag function tells us how much to skip * bump our counter by the suggested amount */ - next = DIV_ROUND_UP(skip, PAGE_CACHE_SIZE); + next = DIV_ROUND_UP(skip, PAGE_SIZE); i = max(i + 1, next); continue; } if (!newer_than) { - cluster = (PAGE_CACHE_ALIGN(defrag_end) >> - PAGE_CACHE_SHIFT) - i; + cluster = (PAGE_ALIGN(defrag_end) >> + PAGE_SHIFT) - i; cluster = min(cluster, max_cluster); } else { cluster = max_cluster; @@ -1412,20 +1412,20 @@ int btrfs_defrag_file(struct inode *inode, struct file *file, i += ret; newer_off = max(newer_off + 1, - (u64)i << PAGE_CACHE_SHIFT); + (u64)i << PAGE_SHIFT); ret = find_new_extents(root, inode, newer_than, &newer_off, SZ_64K); if (!ret) { range->start = newer_off; - i = (newer_off & new_align) >> PAGE_CACHE_SHIFT; + i = (newer_off & new_align) >> PAGE_SHIFT; } else { break; } } else { if (ret > 0) { i += ret; - last_len += ret << PAGE_CACHE_SHIFT; + last_len += ret << PAGE_SHIFT; } else { i++; last_len = 0; @@ -1654,7 +1654,7 @@ static noinline int btrfs_ioctl_snap_create_transid(struct file *file, src_inode = file_inode(src.file); if (src_inode->i_sb != file_inode(file)->i_sb) { - btrfs_info(BTRFS_I(src_inode)->root->fs_info, + btrfs_info(BTRFS_I(file_inode(file))->root->fs_info, "Snapshot src from another FS"); ret = -EXDEV; } else if (!inode_owner_or_capable(src_inode)) { @@ -1722,7 +1722,7 @@ static noinline int btrfs_ioctl_snap_create_v2(struct file *file, if (vol_args->flags & BTRFS_SUBVOL_RDONLY) readonly = true; if (vol_args->flags & BTRFS_SUBVOL_QGROUP_INHERIT) { - if (vol_args->size > PAGE_CACHE_SIZE) { + if (vol_args->size > PAGE_SIZE) { ret = -EINVAL; goto free_args; } @@ -2806,12 +2806,12 @@ static struct page *extent_same_get_page(struct inode *inode, pgoff_t index) lock_page(page); if (!PageUptodate(page)) { unlock_page(page); - page_cache_release(page); + put_page(page); return ERR_PTR(-EIO); } if (page->mapping != inode->i_mapping) { unlock_page(page); - page_cache_release(page); + put_page(page); return ERR_PTR(-EAGAIN); } } @@ -2823,7 +2823,7 @@ static int gather_extent_pages(struct inode *inode, struct page **pages, int num_pages, u64 off) { int i; - pgoff_t index = off >> PAGE_CACHE_SHIFT; + pgoff_t index = off >> PAGE_SHIFT; for (i = 0; i < num_pages; i++) { again: @@ -2932,12 +2932,12 @@ static void btrfs_cmp_data_free(struct cmp_pages *cmp) pg = cmp->src_pages[i]; if (pg) { unlock_page(pg); - page_cache_release(pg); + put_page(pg); } pg = cmp->dst_pages[i]; if (pg) { unlock_page(pg); - page_cache_release(pg); + put_page(pg); } } kfree(cmp->src_pages); @@ -2949,7 +2949,7 @@ static int btrfs_cmp_data_prepare(struct inode *src, u64 loff, u64 len, struct cmp_pages *cmp) { int ret; - int num_pages = PAGE_CACHE_ALIGN(len) >> PAGE_CACHE_SHIFT; + int num_pages = PAGE_ALIGN(len) >> PAGE_SHIFT; struct page **src_pgarr, **dst_pgarr; /* @@ -2987,12 +2987,12 @@ static int btrfs_cmp_data(struct inode *src, u64 loff, struct inode *dst, int ret = 0; int i; struct page *src_page, *dst_page; - unsigned int cmp_len = PAGE_CACHE_SIZE; + unsigned int cmp_len = PAGE_SIZE; void *addr, *dst_addr; i = 0; while (len) { - if (len < PAGE_CACHE_SIZE) + if (len < PAGE_SIZE) cmp_len = len; BUG_ON(i >= cmp->num_pages); @@ -3191,7 +3191,7 @@ ssize_t btrfs_dedupe_file_range(struct file *src_file, u64 loff, u64 olen, if (olen > BTRFS_MAX_DEDUPE_LEN) olen = BTRFS_MAX_DEDUPE_LEN; - if (WARN_ON_ONCE(bs < PAGE_CACHE_SIZE)) { + if (WARN_ON_ONCE(bs < PAGE_SIZE)) { /* * Btrfs does not support blocksize < page_size. As a * result, btrfs_cmp_data() won't correctly handle @@ -3891,8 +3891,8 @@ static noinline int btrfs_clone_files(struct file *file, struct file *file_src, * data immediately and not the previous data. */ truncate_inode_pages_range(&inode->i_data, - round_down(destoff, PAGE_CACHE_SIZE), - round_up(destoff + len, PAGE_CACHE_SIZE) - 1); + round_down(destoff, PAGE_SIZE), + round_up(destoff + len, PAGE_SIZE) - 1); out_unlock: if (!same_inode) btrfs_double_inode_unlock(src, inode); @@ -4124,7 +4124,7 @@ static long btrfs_ioctl_space_info(struct btrfs_root *root, void __user *arg) /* we generally have at most 6 or so space infos, one for each raid * level. So, a whole page should be more than enough for everyone */ - if (alloc_size > PAGE_CACHE_SIZE) + if (alloc_size > PAGE_SIZE) return -ENOMEM; space_args.total_spaces = 0; diff --git a/fs/btrfs/lzo.c b/fs/btrfs/lzo.c index a2f0513477313fb6edbc4f898df70262eda96aef..1adfbe7be6b806c681068c393ea32f6cde8bdf83 100644 --- a/fs/btrfs/lzo.c +++ b/fs/btrfs/lzo.c @@ -55,8 +55,8 @@ static struct list_head *lzo_alloc_workspace(void) return ERR_PTR(-ENOMEM); workspace->mem = vmalloc(LZO1X_MEM_COMPRESS); - workspace->buf = vmalloc(lzo1x_worst_compress(PAGE_CACHE_SIZE)); - workspace->cbuf = vmalloc(lzo1x_worst_compress(PAGE_CACHE_SIZE)); + workspace->buf = vmalloc(lzo1x_worst_compress(PAGE_SIZE)); + workspace->cbuf = vmalloc(lzo1x_worst_compress(PAGE_SIZE)); if (!workspace->mem || !workspace->buf || !workspace->cbuf) goto fail; @@ -116,7 +116,7 @@ static int lzo_compress_pages(struct list_head *ws, *total_out = 0; *total_in = 0; - in_page = find_get_page(mapping, start >> PAGE_CACHE_SHIFT); + in_page = find_get_page(mapping, start >> PAGE_SHIFT); data_in = kmap(in_page); /* @@ -133,10 +133,10 @@ static int lzo_compress_pages(struct list_head *ws, tot_out = LZO_LEN; pages[0] = out_page; nr_pages = 1; - pg_bytes_left = PAGE_CACHE_SIZE - LZO_LEN; + pg_bytes_left = PAGE_SIZE - LZO_LEN; /* compress at most one page of data each time */ - in_len = min(len, PAGE_CACHE_SIZE); + in_len = min(len, PAGE_SIZE); while (tot_in < len) { ret = lzo1x_1_compress(data_in, in_len, workspace->cbuf, &out_len, workspace->mem); @@ -201,7 +201,7 @@ static int lzo_compress_pages(struct list_head *ws, cpage_out = kmap(out_page); pages[nr_pages++] = out_page; - pg_bytes_left = PAGE_CACHE_SIZE; + pg_bytes_left = PAGE_SIZE; out_offset = 0; } } @@ -221,12 +221,12 @@ static int lzo_compress_pages(struct list_head *ws, bytes_left = len - tot_in; kunmap(in_page); - page_cache_release(in_page); + put_page(in_page); - start += PAGE_CACHE_SIZE; - in_page = find_get_page(mapping, start >> PAGE_CACHE_SHIFT); + start += PAGE_SIZE; + in_page = find_get_page(mapping, start >> PAGE_SHIFT); data_in = kmap(in_page); - in_len = min(bytes_left, PAGE_CACHE_SIZE); + in_len = min(bytes_left, PAGE_SIZE); } if (tot_out > tot_in) @@ -248,7 +248,7 @@ static int lzo_compress_pages(struct list_head *ws, if (in_page) { kunmap(in_page); - page_cache_release(in_page); + put_page(in_page); } return ret; @@ -266,7 +266,7 @@ static int lzo_decompress_biovec(struct list_head *ws, char *data_in; unsigned long page_in_index = 0; unsigned long page_out_index = 0; - unsigned long total_pages_in = DIV_ROUND_UP(srclen, PAGE_CACHE_SIZE); + unsigned long total_pages_in = DIV_ROUND_UP(srclen, PAGE_SIZE); unsigned long buf_start; unsigned long buf_offset = 0; unsigned long bytes; @@ -289,7 +289,7 @@ static int lzo_decompress_biovec(struct list_head *ws, tot_in = LZO_LEN; in_offset = LZO_LEN; tot_len = min_t(size_t, srclen, tot_len); - in_page_bytes_left = PAGE_CACHE_SIZE - LZO_LEN; + in_page_bytes_left = PAGE_SIZE - LZO_LEN; tot_out = 0; pg_offset = 0; @@ -345,12 +345,12 @@ static int lzo_decompress_biovec(struct list_head *ws, data_in = kmap(pages_in[++page_in_index]); - in_page_bytes_left = PAGE_CACHE_SIZE; + in_page_bytes_left = PAGE_SIZE; in_offset = 0; } } - out_len = lzo1x_worst_compress(PAGE_CACHE_SIZE); + out_len = lzo1x_worst_compress(PAGE_SIZE); ret = lzo1x_decompress_safe(buf, in_len, workspace->buf, &out_len); if (need_unmap) @@ -399,7 +399,7 @@ static int lzo_decompress(struct list_head *ws, unsigned char *data_in, in_len = read_compress_length(data_in); data_in += LZO_LEN; - out_len = PAGE_CACHE_SIZE; + out_len = PAGE_SIZE; ret = lzo1x_decompress_safe(data_in, in_len, workspace->buf, &out_len); if (ret != LZO_E_OK) { printk(KERN_WARNING "BTRFS: decompress failed!\n"); diff --git a/fs/btrfs/qgroup.c b/fs/btrfs/qgroup.c index 5279fdae7142fbe3177a556a020ed1af3a7aa8f1..9e119552ed32cb4236eb3933fb9e7e9d104b77af 100644 --- a/fs/btrfs/qgroup.c +++ b/fs/btrfs/qgroup.c @@ -1463,6 +1463,7 @@ struct btrfs_qgroup_extent_record u64 bytenr = record->bytenr; assert_spin_locked(&delayed_refs->lock); + trace_btrfs_qgroup_insert_dirty_extent(record); while (*p) { parent_node = *p; @@ -1594,6 +1595,9 @@ static int qgroup_update_counters(struct btrfs_fs_info *fs_info, cur_old_count = btrfs_qgroup_get_old_refcnt(qg, seq); cur_new_count = btrfs_qgroup_get_new_refcnt(qg, seq); + trace_qgroup_update_counters(qg->qgroupid, cur_old_count, + cur_new_count); + /* Rfer update part */ if (cur_old_count == 0 && cur_new_count > 0) { qg->rfer += num_bytes; @@ -1683,6 +1687,9 @@ btrfs_qgroup_account_extent(struct btrfs_trans_handle *trans, goto out_free; BUG_ON(!fs_info->quota_root); + trace_btrfs_qgroup_account_extent(bytenr, num_bytes, nr_old_roots, + nr_new_roots); + qgroups = ulist_alloc(GFP_NOFS); if (!qgroups) { ret = -ENOMEM; @@ -1752,6 +1759,8 @@ int btrfs_qgroup_account_extents(struct btrfs_trans_handle *trans, record = rb_entry(node, struct btrfs_qgroup_extent_record, node); + trace_btrfs_qgroup_account_extents(record); + if (!ret) { /* * Use (u64)-1 as time_seq to do special search, which @@ -1842,8 +1851,10 @@ int btrfs_run_qgroups(struct btrfs_trans_handle *trans, } /* - * copy the acounting information between qgroups. This is necessary when a - * snapshot or a subvolume is created + * Copy the acounting information between qgroups. This is necessary + * when a snapshot or a subvolume is created. Throwing an error will + * cause a transaction abort so we take extra care here to only error + * when a readonly fs is a reasonable outcome. */ int btrfs_qgroup_inherit(struct btrfs_trans_handle *trans, struct btrfs_fs_info *fs_info, u64 srcid, u64 objectid, @@ -1873,15 +1884,15 @@ int btrfs_qgroup_inherit(struct btrfs_trans_handle *trans, 2 * inherit->num_excl_copies; for (i = 0; i < nums; ++i) { srcgroup = find_qgroup_rb(fs_info, *i_qgroups); - if (!srcgroup) { - ret = -EINVAL; - goto out; - } - if ((srcgroup->qgroupid >> 48) <= (objectid >> 48)) { - ret = -EINVAL; - goto out; - } + /* + * Zero out invalid groups so we can ignore + * them later. + */ + if (!srcgroup || + ((srcgroup->qgroupid >> 48) <= (objectid >> 48))) + *i_qgroups = 0ULL; + ++i_qgroups; } } @@ -1916,17 +1927,19 @@ int btrfs_qgroup_inherit(struct btrfs_trans_handle *trans, */ if (inherit) { i_qgroups = (u64 *)(inherit + 1); - for (i = 0; i < inherit->num_qgroups; ++i) { + for (i = 0; i < inherit->num_qgroups; ++i, ++i_qgroups) { + if (*i_qgroups == 0) + continue; ret = add_qgroup_relation_item(trans, quota_root, objectid, *i_qgroups); - if (ret) + if (ret && ret != -EEXIST) goto out; ret = add_qgroup_relation_item(trans, quota_root, *i_qgroups, objectid); - if (ret) + if (ret && ret != -EEXIST) goto out; - ++i_qgroups; } + ret = 0; } @@ -1987,17 +2000,22 @@ int btrfs_qgroup_inherit(struct btrfs_trans_handle *trans, i_qgroups = (u64 *)(inherit + 1); for (i = 0; i < inherit->num_qgroups; ++i) { - ret = add_relation_rb(quota_root->fs_info, objectid, - *i_qgroups); - if (ret) - goto unlock; + if (*i_qgroups) { + ret = add_relation_rb(quota_root->fs_info, objectid, + *i_qgroups); + if (ret) + goto unlock; + } ++i_qgroups; } - for (i = 0; i < inherit->num_ref_copies; ++i) { + for (i = 0; i < inherit->num_ref_copies; ++i, i_qgroups += 2) { struct btrfs_qgroup *src; struct btrfs_qgroup *dst; + if (!i_qgroups[0] || !i_qgroups[1]) + continue; + src = find_qgroup_rb(fs_info, i_qgroups[0]); dst = find_qgroup_rb(fs_info, i_qgroups[1]); @@ -2008,12 +2026,14 @@ int btrfs_qgroup_inherit(struct btrfs_trans_handle *trans, dst->rfer = src->rfer - level_size; dst->rfer_cmpr = src->rfer_cmpr - level_size; - i_qgroups += 2; } - for (i = 0; i < inherit->num_excl_copies; ++i) { + for (i = 0; i < inherit->num_excl_copies; ++i, i_qgroups += 2) { struct btrfs_qgroup *src; struct btrfs_qgroup *dst; + if (!i_qgroups[0] || !i_qgroups[1]) + continue; + src = find_qgroup_rb(fs_info, i_qgroups[0]); dst = find_qgroup_rb(fs_info, i_qgroups[1]); @@ -2024,7 +2044,6 @@ int btrfs_qgroup_inherit(struct btrfs_trans_handle *trans, dst->excl = src->excl + level_size; dst->excl_cmpr = src->excl_cmpr + level_size; - i_qgroups += 2; } unlock: diff --git a/fs/btrfs/raid56.c b/fs/btrfs/raid56.c index 55161369fab14d7d2381c2c3950a576c895be2e8..0b7792e02dd5a65f284f6f213f61822b3b34e6cf 100644 --- a/fs/btrfs/raid56.c +++ b/fs/btrfs/raid56.c @@ -270,7 +270,7 @@ static void cache_rbio_pages(struct btrfs_raid_bio *rbio) s = kmap(rbio->bio_pages[i]); d = kmap(rbio->stripe_pages[i]); - memcpy(d, s, PAGE_CACHE_SIZE); + memcpy(d, s, PAGE_SIZE); kunmap(rbio->bio_pages[i]); kunmap(rbio->stripe_pages[i]); @@ -962,7 +962,7 @@ static struct page *page_in_rbio(struct btrfs_raid_bio *rbio, */ static unsigned long rbio_nr_pages(unsigned long stripe_len, int nr_stripes) { - return DIV_ROUND_UP(stripe_len, PAGE_CACHE_SIZE) * nr_stripes; + return DIV_ROUND_UP(stripe_len, PAGE_SIZE) * nr_stripes; } /* @@ -1078,7 +1078,7 @@ static int rbio_add_io_page(struct btrfs_raid_bio *rbio, u64 disk_start; stripe = &rbio->bbio->stripes[stripe_nr]; - disk_start = stripe->physical + (page_index << PAGE_CACHE_SHIFT); + disk_start = stripe->physical + (page_index << PAGE_SHIFT); /* if the device is missing, just fail this stripe */ if (!stripe->dev->bdev) @@ -1096,8 +1096,8 @@ static int rbio_add_io_page(struct btrfs_raid_bio *rbio, if (last_end == disk_start && stripe->dev->bdev && !last->bi_error && last->bi_bdev == stripe->dev->bdev) { - ret = bio_add_page(last, page, PAGE_CACHE_SIZE, 0); - if (ret == PAGE_CACHE_SIZE) + ret = bio_add_page(last, page, PAGE_SIZE, 0); + if (ret == PAGE_SIZE) return 0; } } @@ -1111,7 +1111,7 @@ static int rbio_add_io_page(struct btrfs_raid_bio *rbio, bio->bi_bdev = stripe->dev->bdev; bio->bi_iter.bi_sector = disk_start >> 9; - bio_add_page(bio, page, PAGE_CACHE_SIZE, 0); + bio_add_page(bio, page, PAGE_SIZE, 0); bio_list_add(bio_list, bio); return 0; } @@ -1154,7 +1154,7 @@ static void index_rbio_pages(struct btrfs_raid_bio *rbio) bio_list_for_each(bio, &rbio->bio_list) { start = (u64)bio->bi_iter.bi_sector << 9; stripe_offset = start - rbio->bbio->raid_map[0]; - page_index = stripe_offset >> PAGE_CACHE_SHIFT; + page_index = stripe_offset >> PAGE_SHIFT; for (i = 0; i < bio->bi_vcnt; i++) { p = bio->bi_io_vec[i].bv_page; @@ -1253,7 +1253,7 @@ static noinline void finish_rmw(struct btrfs_raid_bio *rbio) } else { /* raid5 */ memcpy(pointers[nr_data], pointers[0], PAGE_SIZE); - run_xor(pointers + 1, nr_data - 1, PAGE_CACHE_SIZE); + run_xor(pointers + 1, nr_data - 1, PAGE_SIZE); } @@ -1914,7 +1914,7 @@ static void __raid_recover_end_io(struct btrfs_raid_bio *rbio) /* Copy parity block into failed block to start with */ memcpy(pointers[faila], pointers[rbio->nr_data], - PAGE_CACHE_SIZE); + PAGE_SIZE); /* rearrange the pointer array */ p = pointers[faila]; @@ -1923,7 +1923,7 @@ static void __raid_recover_end_io(struct btrfs_raid_bio *rbio) pointers[rbio->nr_data - 1] = p; /* xor in the rest */ - run_xor(pointers, rbio->nr_data - 1, PAGE_CACHE_SIZE); + run_xor(pointers, rbio->nr_data - 1, PAGE_SIZE); } /* if we're doing this rebuild as part of an rmw, go through * and set all of our private rbio pages in the @@ -2250,7 +2250,7 @@ void raid56_add_scrub_pages(struct btrfs_raid_bio *rbio, struct page *page, ASSERT(logical + PAGE_SIZE <= rbio->bbio->raid_map[0] + rbio->stripe_len * rbio->nr_data); stripe_offset = (int)(logical - rbio->bbio->raid_map[0]); - index = stripe_offset >> PAGE_CACHE_SHIFT; + index = stripe_offset >> PAGE_SHIFT; rbio->bio_pages[index] = page; } @@ -2365,14 +2365,14 @@ static noinline void finish_parity_scrub(struct btrfs_raid_bio *rbio, } else { /* raid5 */ memcpy(pointers[nr_data], pointers[0], PAGE_SIZE); - run_xor(pointers + 1, nr_data - 1, PAGE_CACHE_SIZE); + run_xor(pointers + 1, nr_data - 1, PAGE_SIZE); } /* Check scrubbing pairty and repair it */ p = rbio_stripe_page(rbio, rbio->scrubp, pagenr); parity = kmap(p); - if (memcmp(parity, pointers[rbio->scrubp], PAGE_CACHE_SIZE)) - memcpy(parity, pointers[rbio->scrubp], PAGE_CACHE_SIZE); + if (memcmp(parity, pointers[rbio->scrubp], PAGE_SIZE)) + memcpy(parity, pointers[rbio->scrubp], PAGE_SIZE); else /* Parity is right, needn't writeback */ bitmap_clear(rbio->dbitmap, pagenr, 1); diff --git a/fs/btrfs/reada.c b/fs/btrfs/reada.c index b892914968c1852751463d9d14eb5023fbb99df7..298631eaee78c1ba26a05e4d97979edbc425f3a7 100644 --- a/fs/btrfs/reada.c +++ b/fs/btrfs/reada.c @@ -226,7 +226,7 @@ int btree_readahead_hook(struct btrfs_fs_info *fs_info, /* find extent */ spin_lock(&fs_info->reada_lock); re = radix_tree_lookup(&fs_info->reada_tree, - start >> PAGE_CACHE_SHIFT); + start >> PAGE_SHIFT); if (re) re->refcnt++; spin_unlock(&fs_info->reada_lock); @@ -257,7 +257,7 @@ static struct reada_zone *reada_find_zone(struct btrfs_fs_info *fs_info, zone = NULL; spin_lock(&fs_info->reada_lock); ret = radix_tree_gang_lookup(&dev->reada_zones, (void **)&zone, - logical >> PAGE_CACHE_SHIFT, 1); + logical >> PAGE_SHIFT, 1); if (ret == 1 && logical >= zone->start && logical <= zone->end) { kref_get(&zone->refcnt); spin_unlock(&fs_info->reada_lock); @@ -294,13 +294,13 @@ static struct reada_zone *reada_find_zone(struct btrfs_fs_info *fs_info, spin_lock(&fs_info->reada_lock); ret = radix_tree_insert(&dev->reada_zones, - (unsigned long)(zone->end >> PAGE_CACHE_SHIFT), + (unsigned long)(zone->end >> PAGE_SHIFT), zone); if (ret == -EEXIST) { kfree(zone); ret = radix_tree_gang_lookup(&dev->reada_zones, (void **)&zone, - logical >> PAGE_CACHE_SHIFT, 1); + logical >> PAGE_SHIFT, 1); if (ret == 1 && logical >= zone->start && logical <= zone->end) kref_get(&zone->refcnt); else @@ -326,7 +326,7 @@ static struct reada_extent *reada_find_extent(struct btrfs_root *root, u64 length; int real_stripes; int nzones = 0; - unsigned long index = logical >> PAGE_CACHE_SHIFT; + unsigned long index = logical >> PAGE_SHIFT; int dev_replace_is_ongoing; int have_zone = 0; @@ -495,7 +495,7 @@ static void reada_extent_put(struct btrfs_fs_info *fs_info, struct reada_extent *re) { int i; - unsigned long index = re->logical >> PAGE_CACHE_SHIFT; + unsigned long index = re->logical >> PAGE_SHIFT; spin_lock(&fs_info->reada_lock); if (--re->refcnt) { @@ -538,7 +538,7 @@ static void reada_zone_release(struct kref *kref) struct reada_zone *zone = container_of(kref, struct reada_zone, refcnt); radix_tree_delete(&zone->device->reada_zones, - zone->end >> PAGE_CACHE_SHIFT); + zone->end >> PAGE_SHIFT); kfree(zone); } @@ -587,7 +587,7 @@ static int reada_add_block(struct reada_control *rc, u64 logical, static void reada_peer_zones_set_lock(struct reada_zone *zone, int lock) { int i; - unsigned long index = zone->end >> PAGE_CACHE_SHIFT; + unsigned long index = zone->end >> PAGE_SHIFT; for (i = 0; i < zone->ndevs; ++i) { struct reada_zone *peer; @@ -622,7 +622,7 @@ static int reada_pick_zone(struct btrfs_device *dev) (void **)&zone, index, 1); if (ret == 0) break; - index = (zone->end >> PAGE_CACHE_SHIFT) + 1; + index = (zone->end >> PAGE_SHIFT) + 1; if (zone->locked) { if (zone->elems > top_locked_elems) { top_locked_elems = zone->elems; @@ -673,7 +673,7 @@ static int reada_start_machine_dev(struct btrfs_fs_info *fs_info, * plugging to speed things up */ ret = radix_tree_gang_lookup(&dev->reada_extents, (void **)&re, - dev->reada_next >> PAGE_CACHE_SHIFT, 1); + dev->reada_next >> PAGE_SHIFT, 1); if (ret == 0 || re->logical > dev->reada_curr_zone->end) { ret = reada_pick_zone(dev); if (!ret) { @@ -682,7 +682,7 @@ static int reada_start_machine_dev(struct btrfs_fs_info *fs_info, } re = NULL; ret = radix_tree_gang_lookup(&dev->reada_extents, (void **)&re, - dev->reada_next >> PAGE_CACHE_SHIFT, 1); + dev->reada_next >> PAGE_SHIFT, 1); } if (ret == 0) { spin_unlock(&fs_info->reada_lock); @@ -838,7 +838,7 @@ static void dump_devs(struct btrfs_fs_info *fs_info, int all) printk(KERN_CONT " curr off %llu", device->reada_next - zone->start); printk(KERN_CONT "\n"); - index = (zone->end >> PAGE_CACHE_SHIFT) + 1; + index = (zone->end >> PAGE_SHIFT) + 1; } cnt = 0; index = 0; @@ -864,7 +864,7 @@ static void dump_devs(struct btrfs_fs_info *fs_info, int all) } } printk(KERN_CONT "\n"); - index = (re->logical >> PAGE_CACHE_SHIFT) + 1; + index = (re->logical >> PAGE_SHIFT) + 1; if (++cnt > 15) break; } @@ -880,7 +880,7 @@ static void dump_devs(struct btrfs_fs_info *fs_info, int all) if (ret == 0) break; if (!re->scheduled) { - index = (re->logical >> PAGE_CACHE_SHIFT) + 1; + index = (re->logical >> PAGE_SHIFT) + 1; continue; } printk(KERN_DEBUG @@ -897,7 +897,7 @@ static void dump_devs(struct btrfs_fs_info *fs_info, int all) } } printk(KERN_CONT "\n"); - index = (re->logical >> PAGE_CACHE_SHIFT) + 1; + index = (re->logical >> PAGE_SHIFT) + 1; } spin_unlock(&fs_info->reada_lock); } diff --git a/fs/btrfs/relocation.c b/fs/btrfs/relocation.c index 2bd0011450df2715ca926a6ccd2d99cb7d40f8b4..08ef890deca69fdce7a35d26bcf5ae45d9f67d8b 100644 --- a/fs/btrfs/relocation.c +++ b/fs/btrfs/relocation.c @@ -1850,6 +1850,7 @@ int replace_path(struct btrfs_trans_handle *trans, eb = read_tree_block(dest, old_bytenr, old_ptr_gen); if (IS_ERR(eb)) { ret = PTR_ERR(eb); + break; } else if (!extent_buffer_uptodate(eb)) { ret = -EIO; free_extent_buffer(eb); @@ -3129,10 +3130,10 @@ static int relocate_file_extent_cluster(struct inode *inode, if (ret) goto out; - index = (cluster->start - offset) >> PAGE_CACHE_SHIFT; - last_index = (cluster->end - offset) >> PAGE_CACHE_SHIFT; + index = (cluster->start - offset) >> PAGE_SHIFT; + last_index = (cluster->end - offset) >> PAGE_SHIFT; while (index <= last_index) { - ret = btrfs_delalloc_reserve_metadata(inode, PAGE_CACHE_SIZE); + ret = btrfs_delalloc_reserve_metadata(inode, PAGE_SIZE); if (ret) goto out; @@ -3145,7 +3146,7 @@ static int relocate_file_extent_cluster(struct inode *inode, mask); if (!page) { btrfs_delalloc_release_metadata(inode, - PAGE_CACHE_SIZE); + PAGE_SIZE); ret = -ENOMEM; goto out; } @@ -3162,16 +3163,16 @@ static int relocate_file_extent_cluster(struct inode *inode, lock_page(page); if (!PageUptodate(page)) { unlock_page(page); - page_cache_release(page); + put_page(page); btrfs_delalloc_release_metadata(inode, - PAGE_CACHE_SIZE); + PAGE_SIZE); ret = -EIO; goto out; } } page_start = page_offset(page); - page_end = page_start + PAGE_CACHE_SIZE - 1; + page_end = page_start + PAGE_SIZE - 1; lock_extent(&BTRFS_I(inode)->io_tree, page_start, page_end); @@ -3191,7 +3192,7 @@ static int relocate_file_extent_cluster(struct inode *inode, unlock_extent(&BTRFS_I(inode)->io_tree, page_start, page_end); unlock_page(page); - page_cache_release(page); + put_page(page); index++; balance_dirty_pages_ratelimited(inode->i_mapping); diff --git a/fs/btrfs/scrub.c b/fs/btrfs/scrub.c index 39dbdcbf4d134b6104328cbbdfbc98289b68bdfe..4678f03e878e6b7050e28314432fa120a76f5d67 100644 --- a/fs/btrfs/scrub.c +++ b/fs/btrfs/scrub.c @@ -703,7 +703,7 @@ static int scrub_fixup_readpage(u64 inum, u64 offset, u64 root, void *fixup_ctx) if (IS_ERR(inode)) return PTR_ERR(inode); - index = offset >> PAGE_CACHE_SHIFT; + index = offset >> PAGE_SHIFT; page = find_or_create_page(inode->i_mapping, index, GFP_NOFS); if (!page) { @@ -1636,7 +1636,7 @@ static int scrub_write_page_to_dev_replace(struct scrub_block *sblock, if (spage->io_error) { void *mapped_buffer = kmap_atomic(spage->page); - memset(mapped_buffer, 0, PAGE_CACHE_SIZE); + memset(mapped_buffer, 0, PAGE_SIZE); flush_dcache_page(spage->page); kunmap_atomic(mapped_buffer); } @@ -4294,8 +4294,8 @@ static int copy_nocow_pages_for_inode(u64 inum, u64 offset, u64 root, goto out; } - while (len >= PAGE_CACHE_SIZE) { - index = offset >> PAGE_CACHE_SHIFT; + while (len >= PAGE_SIZE) { + index = offset >> PAGE_SHIFT; again: page = find_or_create_page(inode->i_mapping, index, GFP_NOFS); if (!page) { @@ -4326,7 +4326,7 @@ static int copy_nocow_pages_for_inode(u64 inum, u64 offset, u64 root, */ if (page->mapping != inode->i_mapping) { unlock_page(page); - page_cache_release(page); + put_page(page); goto again; } if (!PageUptodate(page)) { @@ -4348,15 +4348,15 @@ static int copy_nocow_pages_for_inode(u64 inum, u64 offset, u64 root, ret = err; next_page: unlock_page(page); - page_cache_release(page); + put_page(page); if (ret) break; - offset += PAGE_CACHE_SIZE; - physical_for_dev_replace += PAGE_CACHE_SIZE; - nocow_ctx_logical += PAGE_CACHE_SIZE; - len -= PAGE_CACHE_SIZE; + offset += PAGE_SIZE; + physical_for_dev_replace += PAGE_SIZE; + nocow_ctx_logical += PAGE_SIZE; + len -= PAGE_SIZE; } ret = COPY_COMPLETE; out: @@ -4390,8 +4390,8 @@ static int write_page_nocow(struct scrub_ctx *sctx, bio->bi_iter.bi_size = 0; bio->bi_iter.bi_sector = physical_for_dev_replace >> 9; bio->bi_bdev = dev->bdev; - ret = bio_add_page(bio, page, PAGE_CACHE_SIZE, 0); - if (ret != PAGE_CACHE_SIZE) { + ret = bio_add_page(bio, page, PAGE_SIZE, 0); + if (ret != PAGE_SIZE) { leave_with_eio: bio_put(bio); btrfs_dev_stat_inc_and_print(dev, BTRFS_DEV_STAT_WRITE_ERRS); diff --git a/fs/btrfs/send.c b/fs/btrfs/send.c index 19b7bf4284ee9486964f1929930bd9e23d43a607..8d358c547c59fd8d010d27cf1180a04d51be5fe5 100644 --- a/fs/btrfs/send.c +++ b/fs/btrfs/send.c @@ -4449,9 +4449,9 @@ static ssize_t fill_read_buf(struct send_ctx *sctx, u64 offset, u32 len) struct page *page; char *addr; struct btrfs_key key; - pgoff_t index = offset >> PAGE_CACHE_SHIFT; + pgoff_t index = offset >> PAGE_SHIFT; pgoff_t last_index; - unsigned pg_offset = offset & ~PAGE_CACHE_MASK; + unsigned pg_offset = offset & ~PAGE_MASK; ssize_t ret = 0; key.objectid = sctx->cur_ino; @@ -4471,7 +4471,7 @@ static ssize_t fill_read_buf(struct send_ctx *sctx, u64 offset, u32 len) if (len == 0) goto out; - last_index = (offset + len - 1) >> PAGE_CACHE_SHIFT; + last_index = (offset + len - 1) >> PAGE_SHIFT; /* initial readahead */ memset(&sctx->ra, 0, sizeof(struct file_ra_state)); @@ -4481,7 +4481,7 @@ static ssize_t fill_read_buf(struct send_ctx *sctx, u64 offset, u32 len) while (index <= last_index) { unsigned cur_len = min_t(unsigned, len, - PAGE_CACHE_SIZE - pg_offset); + PAGE_SIZE - pg_offset); page = find_or_create_page(inode->i_mapping, index, GFP_KERNEL); if (!page) { ret = -ENOMEM; @@ -4493,7 +4493,7 @@ static ssize_t fill_read_buf(struct send_ctx *sctx, u64 offset, u32 len) lock_page(page); if (!PageUptodate(page)) { unlock_page(page); - page_cache_release(page); + put_page(page); ret = -EIO; break; } @@ -4503,7 +4503,7 @@ static ssize_t fill_read_buf(struct send_ctx *sctx, u64 offset, u32 len) memcpy(sctx->read_buf + ret, addr + pg_offset, cur_len); kunmap(page); unlock_page(page); - page_cache_release(page); + put_page(page); index++; pg_offset = 0; len -= cur_len; @@ -4804,7 +4804,7 @@ static int clone_range(struct send_ctx *sctx, type = btrfs_file_extent_type(leaf, ei); if (type == BTRFS_FILE_EXTENT_INLINE) { ext_len = btrfs_file_extent_inline_len(leaf, slot, ei); - ext_len = PAGE_CACHE_ALIGN(ext_len); + ext_len = PAGE_ALIGN(ext_len); } else { ext_len = btrfs_file_extent_num_bytes(leaf, ei); } @@ -4886,7 +4886,7 @@ static int send_write_or_clone(struct send_ctx *sctx, * but there may be items after this page. Make * sure to send the whole thing */ - len = PAGE_CACHE_ALIGN(len); + len = PAGE_ALIGN(len); } else { len = btrfs_file_extent_num_bytes(path->nodes[0], ei); } diff --git a/fs/btrfs/struct-funcs.c b/fs/btrfs/struct-funcs.c index b976597b07216c9cc17f87b40719d56c9b5d4dc8..e05619f241be3b2408490ef8c25d030798737755 100644 --- a/fs/btrfs/struct-funcs.c +++ b/fs/btrfs/struct-funcs.c @@ -66,7 +66,7 @@ u##bits btrfs_get_token_##bits(struct extent_buffer *eb, void *ptr, \ \ if (token && token->kaddr && token->offset <= offset && \ token->eb == eb && \ - (token->offset + PAGE_CACHE_SIZE >= offset + size)) { \ + (token->offset + PAGE_SIZE >= offset + size)) { \ kaddr = token->kaddr; \ p = kaddr + part_offset - token->offset; \ res = get_unaligned_le##bits(p + off); \ @@ -104,7 +104,7 @@ void btrfs_set_token_##bits(struct extent_buffer *eb, \ \ if (token && token->kaddr && token->offset <= offset && \ token->eb == eb && \ - (token->offset + PAGE_CACHE_SIZE >= offset + size)) { \ + (token->offset + PAGE_SIZE >= offset + size)) { \ kaddr = token->kaddr; \ p = kaddr + part_offset - token->offset; \ put_unaligned_le##bits(val, p + off); \ diff --git a/fs/btrfs/tests/extent-io-tests.c b/fs/btrfs/tests/extent-io-tests.c index 669b58201e36881fb1434d76fd787a45329f042e..70948b13bc811fbe24592a32fec4d45e4459a4ac 100644 --- a/fs/btrfs/tests/extent-io-tests.c +++ b/fs/btrfs/tests/extent-io-tests.c @@ -32,8 +32,8 @@ static noinline int process_page_range(struct inode *inode, u64 start, u64 end, { int ret; struct page *pages[16]; - unsigned long index = start >> PAGE_CACHE_SHIFT; - unsigned long end_index = end >> PAGE_CACHE_SHIFT; + unsigned long index = start >> PAGE_SHIFT; + unsigned long end_index = end >> PAGE_SHIFT; unsigned long nr_pages = end_index - index + 1; int i; int count = 0; @@ -49,9 +49,9 @@ static noinline int process_page_range(struct inode *inode, u64 start, u64 end, count++; if (flags & PROCESS_UNLOCK && PageLocked(pages[i])) unlock_page(pages[i]); - page_cache_release(pages[i]); + put_page(pages[i]); if (flags & PROCESS_RELEASE) - page_cache_release(pages[i]); + put_page(pages[i]); } nr_pages -= ret; index += ret; @@ -93,7 +93,7 @@ static int test_find_delalloc(void) * everything to make sure our pages don't get evicted and screw up our * test. */ - for (index = 0; index < (total_dirty >> PAGE_CACHE_SHIFT); index++) { + for (index = 0; index < (total_dirty >> PAGE_SHIFT); index++) { page = find_or_create_page(inode->i_mapping, index, GFP_KERNEL); if (!page) { test_msg("Failed to allocate test page\n"); @@ -104,7 +104,7 @@ static int test_find_delalloc(void) if (index) { unlock_page(page); } else { - page_cache_get(page); + get_page(page); locked_page = page; } } @@ -129,7 +129,7 @@ static int test_find_delalloc(void) } unlock_extent(&tmp, start, end); unlock_page(locked_page); - page_cache_release(locked_page); + put_page(locked_page); /* * Test this scenario @@ -139,7 +139,7 @@ static int test_find_delalloc(void) */ test_start = SZ_64M; locked_page = find_lock_page(inode->i_mapping, - test_start >> PAGE_CACHE_SHIFT); + test_start >> PAGE_SHIFT); if (!locked_page) { test_msg("Couldn't find the locked page\n"); goto out_bits; @@ -165,7 +165,7 @@ static int test_find_delalloc(void) } unlock_extent(&tmp, start, end); /* locked_page was unlocked above */ - page_cache_release(locked_page); + put_page(locked_page); /* * Test this scenario @@ -174,7 +174,7 @@ static int test_find_delalloc(void) */ test_start = max_bytes + 4096; locked_page = find_lock_page(inode->i_mapping, test_start >> - PAGE_CACHE_SHIFT); + PAGE_SHIFT); if (!locked_page) { test_msg("Could'nt find the locked page\n"); goto out_bits; @@ -225,13 +225,13 @@ static int test_find_delalloc(void) * range we want to find. */ page = find_get_page(inode->i_mapping, - (max_bytes + SZ_1M) >> PAGE_CACHE_SHIFT); + (max_bytes + SZ_1M) >> PAGE_SHIFT); if (!page) { test_msg("Couldn't find our page\n"); goto out_bits; } ClearPageDirty(page); - page_cache_release(page); + put_page(page); /* We unlocked it in the previous test */ lock_page(locked_page); @@ -239,7 +239,7 @@ static int test_find_delalloc(void) end = 0; /* * Currently if we fail to find dirty pages in the delalloc range we - * will adjust max_bytes down to PAGE_CACHE_SIZE and then re-search. If + * will adjust max_bytes down to PAGE_SIZE and then re-search. If * this changes at any point in the future we will need to fix this * tests expected behavior. */ @@ -249,9 +249,9 @@ static int test_find_delalloc(void) test_msg("Didn't find our range\n"); goto out_bits; } - if (start != test_start && end != test_start + PAGE_CACHE_SIZE - 1) { + if (start != test_start && end != test_start + PAGE_SIZE - 1) { test_msg("Expected start %Lu end %Lu, got start %Lu end %Lu\n", - test_start, test_start + PAGE_CACHE_SIZE - 1, start, + test_start, test_start + PAGE_SIZE - 1, start, end); goto out_bits; } @@ -265,7 +265,7 @@ static int test_find_delalloc(void) clear_extent_bits(&tmp, 0, total_dirty - 1, (unsigned)-1, GFP_KERNEL); out: if (locked_page) - page_cache_release(locked_page); + put_page(locked_page); process_page_range(inode, 0, total_dirty - 1, PROCESS_UNLOCK | PROCESS_RELEASE); iput(inode); @@ -298,9 +298,9 @@ static int __test_eb_bitmaps(unsigned long *bitmap, struct extent_buffer *eb, return -EINVAL; } - bitmap_set(bitmap, (PAGE_CACHE_SIZE - sizeof(long) / 2) * BITS_PER_BYTE, + bitmap_set(bitmap, (PAGE_SIZE - sizeof(long) / 2) * BITS_PER_BYTE, sizeof(long) * BITS_PER_BYTE); - extent_buffer_bitmap_set(eb, PAGE_CACHE_SIZE - sizeof(long) / 2, 0, + extent_buffer_bitmap_set(eb, PAGE_SIZE - sizeof(long) / 2, 0, sizeof(long) * BITS_PER_BYTE); if (memcmp_extent_buffer(eb, bitmap, 0, len) != 0) { test_msg("Setting straddling pages failed\n"); @@ -309,10 +309,10 @@ static int __test_eb_bitmaps(unsigned long *bitmap, struct extent_buffer *eb, bitmap_set(bitmap, 0, len * BITS_PER_BYTE); bitmap_clear(bitmap, - (PAGE_CACHE_SIZE - sizeof(long) / 2) * BITS_PER_BYTE, + (PAGE_SIZE - sizeof(long) / 2) * BITS_PER_BYTE, sizeof(long) * BITS_PER_BYTE); extent_buffer_bitmap_set(eb, 0, 0, len * BITS_PER_BYTE); - extent_buffer_bitmap_clear(eb, PAGE_CACHE_SIZE - sizeof(long) / 2, 0, + extent_buffer_bitmap_clear(eb, PAGE_SIZE - sizeof(long) / 2, 0, sizeof(long) * BITS_PER_BYTE); if (memcmp_extent_buffer(eb, bitmap, 0, len) != 0) { test_msg("Clearing straddling pages failed\n"); @@ -353,7 +353,7 @@ static int __test_eb_bitmaps(unsigned long *bitmap, struct extent_buffer *eb, static int test_eb_bitmaps(void) { - unsigned long len = PAGE_CACHE_SIZE * 4; + unsigned long len = PAGE_SIZE * 4; unsigned long *bitmap; struct extent_buffer *eb; int ret; @@ -379,7 +379,7 @@ static int test_eb_bitmaps(void) /* Do it over again with an extent buffer which isn't page-aligned. */ free_extent_buffer(eb); - eb = __alloc_dummy_extent_buffer(NULL, PAGE_CACHE_SIZE / 2, len); + eb = __alloc_dummy_extent_buffer(NULL, PAGE_SIZE / 2, len); if (!eb) { test_msg("Couldn't allocate test extent buffer\n"); kfree(bitmap); diff --git a/fs/btrfs/tests/free-space-tests.c b/fs/btrfs/tests/free-space-tests.c index c9ad97b1e690900c998ae5d0267622ac6b9f6364..514247515312adc7dbf77f4d5fa154c76a7bcda0 100644 --- a/fs/btrfs/tests/free-space-tests.c +++ b/fs/btrfs/tests/free-space-tests.c @@ -22,7 +22,7 @@ #include "../disk-io.h" #include "../free-space-cache.h" -#define BITS_PER_BITMAP (PAGE_CACHE_SIZE * 8) +#define BITS_PER_BITMAP (PAGE_SIZE * 8) /* * This test just does basic sanity checking, making sure we can add an exten diff --git a/fs/btrfs/tree-log.c b/fs/btrfs/tree-log.c index 24d03c751149f56e484e32c3b1120dceb495b299..517d0ccb351e205a4f415c15c4735c3a76647b91 100644 --- a/fs/btrfs/tree-log.c +++ b/fs/btrfs/tree-log.c @@ -4415,6 +4415,127 @@ static int btrfs_log_trailing_hole(struct btrfs_trans_handle *trans, return ret; } +/* + * When we are logging a new inode X, check if it doesn't have a reference that + * matches the reference from some other inode Y created in a past transaction + * and that was renamed in the current transaction. If we don't do this, then at + * log replay time we can lose inode Y (and all its files if it's a directory): + * + * mkdir /mnt/x + * echo "hello world" > /mnt/x/foobar + * sync + * mv /mnt/x /mnt/y + * mkdir /mnt/x # or touch /mnt/x + * xfs_io -c fsync /mnt/x + * + * mount fs, trigger log replay + * + * After the log replay procedure, we would lose the first directory and all its + * files (file foobar). + * For the case where inode Y is not a directory we simply end up losing it: + * + * echo "123" > /mnt/foo + * sync + * mv /mnt/foo /mnt/bar + * echo "abc" > /mnt/foo + * xfs_io -c fsync /mnt/foo + * + * + * We also need this for cases where a snapshot entry is replaced by some other + * entry (file or directory) otherwise we end up with an unreplayable log due to + * attempts to delete the snapshot entry (entry of type BTRFS_ROOT_ITEM_KEY) as + * if it were a regular entry: + * + * mkdir /mnt/x + * btrfs subvolume snapshot /mnt /mnt/x/snap + * btrfs subvolume delete /mnt/x/snap + * rmdir /mnt/x + * mkdir /mnt/x + * fsync /mnt/x or fsync some new file inside it + * + * + * The snapshot delete, rmdir of x, mkdir of a new x and the fsync all happen in + * the same transaction. + */ +static int btrfs_check_ref_name_override(struct extent_buffer *eb, + const int slot, + const struct btrfs_key *key, + struct inode *inode) +{ + int ret; + struct btrfs_path *search_path; + char *name = NULL; + u32 name_len = 0; + u32 item_size = btrfs_item_size_nr(eb, slot); + u32 cur_offset = 0; + unsigned long ptr = btrfs_item_ptr_offset(eb, slot); + + search_path = btrfs_alloc_path(); + if (!search_path) + return -ENOMEM; + search_path->search_commit_root = 1; + search_path->skip_locking = 1; + + while (cur_offset < item_size) { + u64 parent; + u32 this_name_len; + u32 this_len; + unsigned long name_ptr; + struct btrfs_dir_item *di; + + if (key->type == BTRFS_INODE_REF_KEY) { + struct btrfs_inode_ref *iref; + + iref = (struct btrfs_inode_ref *)(ptr + cur_offset); + parent = key->offset; + this_name_len = btrfs_inode_ref_name_len(eb, iref); + name_ptr = (unsigned long)(iref + 1); + this_len = sizeof(*iref) + this_name_len; + } else { + struct btrfs_inode_extref *extref; + + extref = (struct btrfs_inode_extref *)(ptr + + cur_offset); + parent = btrfs_inode_extref_parent(eb, extref); + this_name_len = btrfs_inode_extref_name_len(eb, extref); + name_ptr = (unsigned long)&extref->name; + this_len = sizeof(*extref) + this_name_len; + } + + if (this_name_len > name_len) { + char *new_name; + + new_name = krealloc(name, this_name_len, GFP_NOFS); + if (!new_name) { + ret = -ENOMEM; + goto out; + } + name_len = this_name_len; + name = new_name; + } + + read_extent_buffer(eb, name, name_ptr, this_name_len); + di = btrfs_lookup_dir_item(NULL, BTRFS_I(inode)->root, + search_path, parent, + name, this_name_len, 0); + if (di && !IS_ERR(di)) { + ret = 1; + goto out; + } else if (IS_ERR(di)) { + ret = PTR_ERR(di); + goto out; + } + btrfs_release_path(search_path); + + cur_offset += this_len; + } + ret = 0; +out: + btrfs_free_path(search_path); + kfree(name); + return ret; +} + /* log a single inode in the tree log. * At least one parent directory for this inode must exist in the tree * or be logged already. @@ -4602,6 +4723,22 @@ static int btrfs_log_inode(struct btrfs_trans_handle *trans, if (min_key.type == BTRFS_INODE_ITEM_KEY) need_log_inode_item = false; + if ((min_key.type == BTRFS_INODE_REF_KEY || + min_key.type == BTRFS_INODE_EXTREF_KEY) && + BTRFS_I(inode)->generation == trans->transid) { + ret = btrfs_check_ref_name_override(path->nodes[0], + path->slots[0], + &min_key, inode); + if (ret < 0) { + err = ret; + goto out_unlock; + } else if (ret > 0) { + err = 1; + btrfs_set_log_full_commit(root->fs_info, trans); + goto out_unlock; + } + } + /* Skip xattrs, we log them later with btrfs_log_all_xattrs() */ if (min_key.type == BTRFS_XATTR_ITEM_KEY) { if (ins_nr == 0) diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c index e2b54d546b7c0572c2188d7dfe26c3f96746b337..bd0f45fb38c462bf932462cfda57bcc2baac63cc 100644 --- a/fs/btrfs/volumes.c +++ b/fs/btrfs/volumes.c @@ -1025,16 +1025,16 @@ int btrfs_scan_one_device(const char *path, fmode_t flags, void *holder, } /* make sure our super fits in the device */ - if (bytenr + PAGE_CACHE_SIZE >= i_size_read(bdev->bd_inode)) + if (bytenr + PAGE_SIZE >= i_size_read(bdev->bd_inode)) goto error_bdev_put; /* make sure our super fits in the page */ - if (sizeof(*disk_super) > PAGE_CACHE_SIZE) + if (sizeof(*disk_super) > PAGE_SIZE) goto error_bdev_put; /* make sure our super doesn't straddle pages on disk */ - index = bytenr >> PAGE_CACHE_SHIFT; - if ((bytenr + sizeof(*disk_super) - 1) >> PAGE_CACHE_SHIFT != index) + index = bytenr >> PAGE_SHIFT; + if ((bytenr + sizeof(*disk_super) - 1) >> PAGE_SHIFT != index) goto error_bdev_put; /* pull in the page with our super */ @@ -1047,7 +1047,7 @@ int btrfs_scan_one_device(const char *path, fmode_t flags, void *holder, p = kmap(page); /* align our pointer to the offset of the super block */ - disk_super = p + (bytenr & ~PAGE_CACHE_MASK); + disk_super = p + (bytenr & ~PAGE_MASK); if (btrfs_super_bytenr(disk_super) != bytenr || btrfs_super_magic(disk_super) != BTRFS_MAGIC) @@ -1075,7 +1075,7 @@ int btrfs_scan_one_device(const char *path, fmode_t flags, void *holder, error_unmap: kunmap(page); - page_cache_release(page); + put_page(page); error_bdev_put: blkdev_put(bdev, flags); @@ -6527,7 +6527,7 @@ int btrfs_read_sys_array(struct btrfs_root *root) * but sb spans only this function. Add an explicit SetPageUptodate call * to silence the warning eg. on PowerPC 64. */ - if (PAGE_CACHE_SIZE > BTRFS_SUPER_INFO_SIZE) + if (PAGE_SIZE > BTRFS_SUPER_INFO_SIZE) SetPageUptodate(sb->pages[0]); write_extent_buffer(sb, super_copy, 0, BTRFS_SUPER_INFO_SIZE); diff --git a/fs/btrfs/zlib.c b/fs/btrfs/zlib.c index 82990b8f872b6d455be25196ee88a97eb82bd932..88d274e8ecf227d9eebb1e525a6d328a7dd73d8b 100644 --- a/fs/btrfs/zlib.c +++ b/fs/btrfs/zlib.c @@ -59,7 +59,7 @@ static struct list_head *zlib_alloc_workspace(void) workspacesize = max(zlib_deflate_workspacesize(MAX_WBITS, MAX_MEM_LEVEL), zlib_inflate_workspacesize()); workspace->strm.workspace = vmalloc(workspacesize); - workspace->buf = kmalloc(PAGE_CACHE_SIZE, GFP_NOFS); + workspace->buf = kmalloc(PAGE_SIZE, GFP_NOFS); if (!workspace->strm.workspace || !workspace->buf) goto fail; @@ -103,7 +103,7 @@ static int zlib_compress_pages(struct list_head *ws, workspace->strm.total_in = 0; workspace->strm.total_out = 0; - in_page = find_get_page(mapping, start >> PAGE_CACHE_SHIFT); + in_page = find_get_page(mapping, start >> PAGE_SHIFT); data_in = kmap(in_page); out_page = alloc_page(GFP_NOFS | __GFP_HIGHMEM); @@ -117,8 +117,8 @@ static int zlib_compress_pages(struct list_head *ws, workspace->strm.next_in = data_in; workspace->strm.next_out = cpage_out; - workspace->strm.avail_out = PAGE_CACHE_SIZE; - workspace->strm.avail_in = min(len, PAGE_CACHE_SIZE); + workspace->strm.avail_out = PAGE_SIZE; + workspace->strm.avail_in = min(len, PAGE_SIZE); while (workspace->strm.total_in < len) { ret = zlib_deflate(&workspace->strm, Z_SYNC_FLUSH); @@ -156,7 +156,7 @@ static int zlib_compress_pages(struct list_head *ws, cpage_out = kmap(out_page); pages[nr_pages] = out_page; nr_pages++; - workspace->strm.avail_out = PAGE_CACHE_SIZE; + workspace->strm.avail_out = PAGE_SIZE; workspace->strm.next_out = cpage_out; } /* we're all done */ @@ -170,14 +170,14 @@ static int zlib_compress_pages(struct list_head *ws, bytes_left = len - workspace->strm.total_in; kunmap(in_page); - page_cache_release(in_page); + put_page(in_page); - start += PAGE_CACHE_SIZE; + start += PAGE_SIZE; in_page = find_get_page(mapping, - start >> PAGE_CACHE_SHIFT); + start >> PAGE_SHIFT); data_in = kmap(in_page); workspace->strm.avail_in = min(bytes_left, - PAGE_CACHE_SIZE); + PAGE_SIZE); workspace->strm.next_in = data_in; } } @@ -205,7 +205,7 @@ static int zlib_compress_pages(struct list_head *ws, if (in_page) { kunmap(in_page); - page_cache_release(in_page); + put_page(in_page); } return ret; } @@ -223,18 +223,18 @@ static int zlib_decompress_biovec(struct list_head *ws, struct page **pages_in, size_t total_out = 0; unsigned long page_in_index = 0; unsigned long page_out_index = 0; - unsigned long total_pages_in = DIV_ROUND_UP(srclen, PAGE_CACHE_SIZE); + unsigned long total_pages_in = DIV_ROUND_UP(srclen, PAGE_SIZE); unsigned long buf_start; unsigned long pg_offset; data_in = kmap(pages_in[page_in_index]); workspace->strm.next_in = data_in; - workspace->strm.avail_in = min_t(size_t, srclen, PAGE_CACHE_SIZE); + workspace->strm.avail_in = min_t(size_t, srclen, PAGE_SIZE); workspace->strm.total_in = 0; workspace->strm.total_out = 0; workspace->strm.next_out = workspace->buf; - workspace->strm.avail_out = PAGE_CACHE_SIZE; + workspace->strm.avail_out = PAGE_SIZE; pg_offset = 0; /* If it's deflate, and it's got no preset dictionary, then @@ -274,7 +274,7 @@ static int zlib_decompress_biovec(struct list_head *ws, struct page **pages_in, } workspace->strm.next_out = workspace->buf; - workspace->strm.avail_out = PAGE_CACHE_SIZE; + workspace->strm.avail_out = PAGE_SIZE; if (workspace->strm.avail_in == 0) { unsigned long tmp; @@ -288,7 +288,7 @@ static int zlib_decompress_biovec(struct list_head *ws, struct page **pages_in, workspace->strm.next_in = data_in; tmp = srclen - workspace->strm.total_in; workspace->strm.avail_in = min(tmp, - PAGE_CACHE_SIZE); + PAGE_SIZE); } } if (ret != Z_STREAM_END) @@ -325,7 +325,7 @@ static int zlib_decompress(struct list_head *ws, unsigned char *data_in, workspace->strm.total_in = 0; workspace->strm.next_out = workspace->buf; - workspace->strm.avail_out = PAGE_CACHE_SIZE; + workspace->strm.avail_out = PAGE_SIZE; workspace->strm.total_out = 0; /* If it's deflate, and it's got no preset dictionary, then we can tell zlib to skip the adler32 check. */ @@ -368,8 +368,8 @@ static int zlib_decompress(struct list_head *ws, unsigned char *data_in, else buf_offset = 0; - bytes = min(PAGE_CACHE_SIZE - pg_offset, - PAGE_CACHE_SIZE - buf_offset); + bytes = min(PAGE_SIZE - pg_offset, + PAGE_SIZE - buf_offset); bytes = min(bytes, bytes_left); kaddr = kmap_atomic(dest_page); @@ -380,7 +380,7 @@ static int zlib_decompress(struct list_head *ws, unsigned char *data_in, bytes_left -= bytes; next: workspace->strm.next_out = workspace->buf; - workspace->strm.avail_out = PAGE_CACHE_SIZE; + workspace->strm.avail_out = PAGE_SIZE; } if (ret != Z_STREAM_END && bytes_left != 0) diff --git a/fs/buffer.c b/fs/buffer.c index 33be29675358321117038674a770e814a690e9fb..af0d9a82a8edff4dd279657a56757cb76588e2f0 100644 --- a/fs/buffer.c +++ b/fs/buffer.c @@ -129,7 +129,7 @@ __clear_page_buffers(struct page *page) { ClearPagePrivate(page); set_page_private(page, 0); - page_cache_release(page); + put_page(page); } static void buffer_io_error(struct buffer_head *bh, char *msg) @@ -207,7 +207,7 @@ __find_get_block_slow(struct block_device *bdev, sector_t block) struct page *page; int all_mapped = 1; - index = block >> (PAGE_CACHE_SHIFT - bd_inode->i_blkbits); + index = block >> (PAGE_SHIFT - bd_inode->i_blkbits); page = find_get_page_flags(bd_mapping, index, FGP_ACCESSED); if (!page) goto out; @@ -245,7 +245,7 @@ __find_get_block_slow(struct block_device *bdev, sector_t block) } out_unlock: spin_unlock(&bd_mapping->private_lock); - page_cache_release(page); + put_page(page); out: return ret; } @@ -1040,7 +1040,7 @@ grow_dev_page(struct block_device *bdev, sector_t block, ret = (block < end_block) ? 1 : -ENXIO; failed: unlock_page(page); - page_cache_release(page); + put_page(page); return ret; } @@ -1533,7 +1533,7 @@ void block_invalidatepage(struct page *page, unsigned int offset, /* * Check for overflow */ - BUG_ON(stop > PAGE_CACHE_SIZE || stop < length); + BUG_ON(stop > PAGE_SIZE || stop < length); head = page_buffers(page); bh = head; @@ -1716,7 +1716,7 @@ static int __block_write_full_page(struct inode *inode, struct page *page, blocksize = bh->b_size; bbits = block_size_bits(blocksize); - block = (sector_t)page->index << (PAGE_CACHE_SHIFT - bbits); + block = (sector_t)page->index << (PAGE_SHIFT - bbits); last_block = (i_size_read(inode) - 1) >> bbits; /* @@ -1894,7 +1894,7 @@ EXPORT_SYMBOL(page_zero_new_buffers); int __block_write_begin(struct page *page, loff_t pos, unsigned len, get_block_t *get_block) { - unsigned from = pos & (PAGE_CACHE_SIZE - 1); + unsigned from = pos & (PAGE_SIZE - 1); unsigned to = from + len; struct inode *inode = page->mapping->host; unsigned block_start, block_end; @@ -1904,15 +1904,15 @@ int __block_write_begin(struct page *page, loff_t pos, unsigned len, struct buffer_head *bh, *head, *wait[2], **wait_bh=wait; BUG_ON(!PageLocked(page)); - BUG_ON(from > PAGE_CACHE_SIZE); - BUG_ON(to > PAGE_CACHE_SIZE); + BUG_ON(from > PAGE_SIZE); + BUG_ON(to > PAGE_SIZE); BUG_ON(from > to); head = create_page_buffers(page, inode, 0); blocksize = head->b_size; bbits = block_size_bits(blocksize); - block = (sector_t)page->index << (PAGE_CACHE_SHIFT - bbits); + block = (sector_t)page->index << (PAGE_SHIFT - bbits); for(bh = head, block_start = 0; bh != head || !block_start; block++, block_start=block_end, bh = bh->b_this_page) { @@ -2020,7 +2020,7 @@ static int __block_commit_write(struct inode *inode, struct page *page, int block_write_begin(struct address_space *mapping, loff_t pos, unsigned len, unsigned flags, struct page **pagep, get_block_t *get_block) { - pgoff_t index = pos >> PAGE_CACHE_SHIFT; + pgoff_t index = pos >> PAGE_SHIFT; struct page *page; int status; @@ -2031,7 +2031,7 @@ int block_write_begin(struct address_space *mapping, loff_t pos, unsigned len, status = __block_write_begin(page, pos, len, get_block); if (unlikely(status)) { unlock_page(page); - page_cache_release(page); + put_page(page); page = NULL; } @@ -2047,7 +2047,7 @@ int block_write_end(struct file *file, struct address_space *mapping, struct inode *inode = mapping->host; unsigned start; - start = pos & (PAGE_CACHE_SIZE - 1); + start = pos & (PAGE_SIZE - 1); if (unlikely(copied < len)) { /* @@ -2099,7 +2099,7 @@ int generic_write_end(struct file *file, struct address_space *mapping, } unlock_page(page); - page_cache_release(page); + put_page(page); if (old_size < pos) pagecache_isize_extended(inode, old_size, pos); @@ -2136,9 +2136,9 @@ int block_is_partially_uptodate(struct page *page, unsigned long from, head = page_buffers(page); blocksize = head->b_size; - to = min_t(unsigned, PAGE_CACHE_SIZE - from, count); + to = min_t(unsigned, PAGE_SIZE - from, count); to = from + to; - if (from < blocksize && to > PAGE_CACHE_SIZE - blocksize) + if (from < blocksize && to > PAGE_SIZE - blocksize) return 0; bh = head; @@ -2181,7 +2181,7 @@ int block_read_full_page(struct page *page, get_block_t *get_block) blocksize = head->b_size; bbits = block_size_bits(blocksize); - iblock = (sector_t)page->index << (PAGE_CACHE_SHIFT - bbits); + iblock = (sector_t)page->index << (PAGE_SHIFT - bbits); lblock = (i_size_read(inode)+blocksize-1) >> bbits; bh = head; nr = 0; @@ -2295,16 +2295,16 @@ static int cont_expand_zero(struct file *file, struct address_space *mapping, unsigned zerofrom, offset, len; int err = 0; - index = pos >> PAGE_CACHE_SHIFT; - offset = pos & ~PAGE_CACHE_MASK; + index = pos >> PAGE_SHIFT; + offset = pos & ~PAGE_MASK; - while (index > (curidx = (curpos = *bytes)>>PAGE_CACHE_SHIFT)) { - zerofrom = curpos & ~PAGE_CACHE_MASK; + while (index > (curidx = (curpos = *bytes)>>PAGE_SHIFT)) { + zerofrom = curpos & ~PAGE_MASK; if (zerofrom & (blocksize-1)) { *bytes |= (blocksize-1); (*bytes)++; } - len = PAGE_CACHE_SIZE - zerofrom; + len = PAGE_SIZE - zerofrom; err = pagecache_write_begin(file, mapping, curpos, len, AOP_FLAG_UNINTERRUPTIBLE, @@ -2329,7 +2329,7 @@ static int cont_expand_zero(struct file *file, struct address_space *mapping, /* page covers the boundary, find the boundary offset */ if (index == curidx) { - zerofrom = curpos & ~PAGE_CACHE_MASK; + zerofrom = curpos & ~PAGE_MASK; /* if we will expand the thing last block will be filled */ if (offset <= zerofrom) { goto out; @@ -2375,7 +2375,7 @@ int cont_write_begin(struct file *file, struct address_space *mapping, if (err) return err; - zerofrom = *bytes & ~PAGE_CACHE_MASK; + zerofrom = *bytes & ~PAGE_MASK; if (pos+len > *bytes && zerofrom & (blocksize-1)) { *bytes |= (blocksize-1); (*bytes)++; @@ -2430,10 +2430,10 @@ int block_page_mkwrite(struct vm_area_struct *vma, struct vm_fault *vmf, } /* page is wholly or partially inside EOF */ - if (((page->index + 1) << PAGE_CACHE_SHIFT) > size) - end = size & ~PAGE_CACHE_MASK; + if (((page->index + 1) << PAGE_SHIFT) > size) + end = size & ~PAGE_MASK; else - end = PAGE_CACHE_SIZE; + end = PAGE_SIZE; ret = __block_write_begin(page, 0, end, get_block); if (!ret) @@ -2508,8 +2508,8 @@ int nobh_write_begin(struct address_space *mapping, int ret = 0; int is_mapped_to_disk = 1; - index = pos >> PAGE_CACHE_SHIFT; - from = pos & (PAGE_CACHE_SIZE - 1); + index = pos >> PAGE_SHIFT; + from = pos & (PAGE_SIZE - 1); to = from + len; page = grab_cache_page_write_begin(mapping, index, flags); @@ -2543,7 +2543,7 @@ int nobh_write_begin(struct address_space *mapping, goto out_release; } - block_in_file = (sector_t)page->index << (PAGE_CACHE_SHIFT - blkbits); + block_in_file = (sector_t)page->index << (PAGE_SHIFT - blkbits); /* * We loop across all blocks in the page, whether or not they are @@ -2551,7 +2551,7 @@ int nobh_write_begin(struct address_space *mapping, * page is fully mapped-to-disk. */ for (block_start = 0, block_in_page = 0, bh = head; - block_start < PAGE_CACHE_SIZE; + block_start < PAGE_SIZE; block_in_page++, block_start += blocksize, bh = bh->b_this_page) { int create; @@ -2623,7 +2623,7 @@ int nobh_write_begin(struct address_space *mapping, out_release: unlock_page(page); - page_cache_release(page); + put_page(page); *pagep = NULL; return ret; @@ -2653,7 +2653,7 @@ int nobh_write_end(struct file *file, struct address_space *mapping, } unlock_page(page); - page_cache_release(page); + put_page(page); while (head) { bh = head; @@ -2675,7 +2675,7 @@ int nobh_writepage(struct page *page, get_block_t *get_block, { struct inode * const inode = page->mapping->host; loff_t i_size = i_size_read(inode); - const pgoff_t end_index = i_size >> PAGE_CACHE_SHIFT; + const pgoff_t end_index = i_size >> PAGE_SHIFT; unsigned offset; int ret; @@ -2684,7 +2684,7 @@ int nobh_writepage(struct page *page, get_block_t *get_block, goto out; /* Is the page fully outside i_size? (truncate in progress) */ - offset = i_size & (PAGE_CACHE_SIZE-1); + offset = i_size & (PAGE_SIZE-1); if (page->index >= end_index+1 || !offset) { /* * The page may have dirty, unmapped buffers. For example, @@ -2707,7 +2707,7 @@ int nobh_writepage(struct page *page, get_block_t *get_block, * the page size, the remaining memory is zeroed when mapped, and * writes to that region are not written out to the file." */ - zero_user_segment(page, offset, PAGE_CACHE_SIZE); + zero_user_segment(page, offset, PAGE_SIZE); out: ret = mpage_writepage(page, get_block, wbc); if (ret == -EAGAIN) @@ -2720,8 +2720,8 @@ EXPORT_SYMBOL(nobh_writepage); int nobh_truncate_page(struct address_space *mapping, loff_t from, get_block_t *get_block) { - pgoff_t index = from >> PAGE_CACHE_SHIFT; - unsigned offset = from & (PAGE_CACHE_SIZE-1); + pgoff_t index = from >> PAGE_SHIFT; + unsigned offset = from & (PAGE_SIZE-1); unsigned blocksize; sector_t iblock; unsigned length, pos; @@ -2738,7 +2738,7 @@ int nobh_truncate_page(struct address_space *mapping, return 0; length = blocksize - length; - iblock = (sector_t)index << (PAGE_CACHE_SHIFT - inode->i_blkbits); + iblock = (sector_t)index << (PAGE_SHIFT - inode->i_blkbits); page = grab_cache_page(mapping, index); err = -ENOMEM; @@ -2748,7 +2748,7 @@ int nobh_truncate_page(struct address_space *mapping, if (page_has_buffers(page)) { has_buffers: unlock_page(page); - page_cache_release(page); + put_page(page); return block_truncate_page(mapping, from, get_block); } @@ -2772,7 +2772,7 @@ int nobh_truncate_page(struct address_space *mapping, if (!PageUptodate(page)) { err = mapping->a_ops->readpage(NULL, page); if (err) { - page_cache_release(page); + put_page(page); goto out; } lock_page(page); @@ -2789,7 +2789,7 @@ int nobh_truncate_page(struct address_space *mapping, unlock: unlock_page(page); - page_cache_release(page); + put_page(page); out: return err; } @@ -2798,8 +2798,8 @@ EXPORT_SYMBOL(nobh_truncate_page); int block_truncate_page(struct address_space *mapping, loff_t from, get_block_t *get_block) { - pgoff_t index = from >> PAGE_CACHE_SHIFT; - unsigned offset = from & (PAGE_CACHE_SIZE-1); + pgoff_t index = from >> PAGE_SHIFT; + unsigned offset = from & (PAGE_SIZE-1); unsigned blocksize; sector_t iblock; unsigned length, pos; @@ -2816,7 +2816,7 @@ int block_truncate_page(struct address_space *mapping, return 0; length = blocksize - length; - iblock = (sector_t)index << (PAGE_CACHE_SHIFT - inode->i_blkbits); + iblock = (sector_t)index << (PAGE_SHIFT - inode->i_blkbits); page = grab_cache_page(mapping, index); err = -ENOMEM; @@ -2865,7 +2865,7 @@ int block_truncate_page(struct address_space *mapping, unlock: unlock_page(page); - page_cache_release(page); + put_page(page); out: return err; } @@ -2879,7 +2879,7 @@ int block_write_full_page(struct page *page, get_block_t *get_block, { struct inode * const inode = page->mapping->host; loff_t i_size = i_size_read(inode); - const pgoff_t end_index = i_size >> PAGE_CACHE_SHIFT; + const pgoff_t end_index = i_size >> PAGE_SHIFT; unsigned offset; /* Is the page fully inside i_size? */ @@ -2888,14 +2888,14 @@ int block_write_full_page(struct page *page, get_block_t *get_block, end_buffer_async_write); /* Is the page fully outside i_size? (truncate in progress) */ - offset = i_size & (PAGE_CACHE_SIZE-1); + offset = i_size & (PAGE_SIZE-1); if (page->index >= end_index+1 || !offset) { /* * The page may have dirty, unmapped buffers. For example, * they may have been added in ext3_writepage(). Make them * freeable here, so the page does not leak. */ - do_invalidatepage(page, 0, PAGE_CACHE_SIZE); + do_invalidatepage(page, 0, PAGE_SIZE); unlock_page(page); return 0; /* don't care */ } @@ -2907,7 +2907,7 @@ int block_write_full_page(struct page *page, get_block_t *get_block, * the page size, the remaining memory is zeroed when mapped, and * writes to that region are not written out to the file." */ - zero_user_segment(page, offset, PAGE_CACHE_SIZE); + zero_user_segment(page, offset, PAGE_SIZE); return __block_write_full_page(inode, page, get_block, wbc, end_buffer_async_write); } diff --git a/fs/cachefiles/rdwr.c b/fs/cachefiles/rdwr.c index c0f3da3926a0c6d4b8cf95e2c24a2a1ebd9d6655..afbdc418966db8a657ad869d6382201561e8a60d 100644 --- a/fs/cachefiles/rdwr.c +++ b/fs/cachefiles/rdwr.c @@ -194,10 +194,10 @@ static void cachefiles_read_copier(struct fscache_operation *_op) error = -EIO; } - page_cache_release(monitor->back_page); + put_page(monitor->back_page); fscache_end_io(op, monitor->netfs_page, error); - page_cache_release(monitor->netfs_page); + put_page(monitor->netfs_page); fscache_retrieval_complete(op, 1); fscache_put_retrieval(op); kfree(monitor); @@ -288,8 +288,8 @@ static int cachefiles_read_backing_file_one(struct cachefiles_object *object, _debug("- monitor add"); /* install the monitor */ - page_cache_get(monitor->netfs_page); - page_cache_get(backpage); + get_page(monitor->netfs_page); + get_page(backpage); monitor->back_page = backpage; monitor->monitor.private = backpage; add_page_wait_queue(backpage, &monitor->monitor); @@ -310,7 +310,7 @@ static int cachefiles_read_backing_file_one(struct cachefiles_object *object, _debug("- present"); if (newpage) { - page_cache_release(newpage); + put_page(newpage); newpage = NULL; } @@ -342,7 +342,7 @@ static int cachefiles_read_backing_file_one(struct cachefiles_object *object, out: if (backpage) - page_cache_release(backpage); + put_page(backpage); if (monitor) { fscache_put_retrieval(monitor->op); kfree(monitor); @@ -363,7 +363,7 @@ static int cachefiles_read_backing_file_one(struct cachefiles_object *object, goto out; nomem_page: - page_cache_release(newpage); + put_page(newpage); nomem_monitor: fscache_put_retrieval(monitor->op); kfree(monitor); @@ -530,7 +530,7 @@ static int cachefiles_read_backing_file(struct cachefiles_object *object, netpage->index, cachefiles_gfp); if (ret < 0) { if (ret == -EEXIST) { - page_cache_release(netpage); + put_page(netpage); fscache_retrieval_complete(op, 1); continue; } @@ -538,10 +538,10 @@ static int cachefiles_read_backing_file(struct cachefiles_object *object, } /* install a monitor */ - page_cache_get(netpage); + get_page(netpage); monitor->netfs_page = netpage; - page_cache_get(backpage); + get_page(backpage); monitor->back_page = backpage; monitor->monitor.private = backpage; add_page_wait_queue(backpage, &monitor->monitor); @@ -555,10 +555,10 @@ static int cachefiles_read_backing_file(struct cachefiles_object *object, unlock_page(backpage); } - page_cache_release(backpage); + put_page(backpage); backpage = NULL; - page_cache_release(netpage); + put_page(netpage); netpage = NULL; continue; @@ -603,7 +603,7 @@ static int cachefiles_read_backing_file(struct cachefiles_object *object, netpage->index, cachefiles_gfp); if (ret < 0) { if (ret == -EEXIST) { - page_cache_release(netpage); + put_page(netpage); fscache_retrieval_complete(op, 1); continue; } @@ -612,14 +612,14 @@ static int cachefiles_read_backing_file(struct cachefiles_object *object, copy_highpage(netpage, backpage); - page_cache_release(backpage); + put_page(backpage); backpage = NULL; fscache_mark_page_cached(op, netpage); /* the netpage is unlocked and marked up to date here */ fscache_end_io(op, netpage, 0); - page_cache_release(netpage); + put_page(netpage); netpage = NULL; fscache_retrieval_complete(op, 1); continue; @@ -632,11 +632,11 @@ static int cachefiles_read_backing_file(struct cachefiles_object *object, out: /* tidy up */ if (newpage) - page_cache_release(newpage); + put_page(newpage); if (netpage) - page_cache_release(netpage); + put_page(netpage); if (backpage) - page_cache_release(backpage); + put_page(backpage); if (monitor) { fscache_put_retrieval(op); kfree(monitor); @@ -644,7 +644,7 @@ static int cachefiles_read_backing_file(struct cachefiles_object *object, list_for_each_entry_safe(netpage, _n, list, lru) { list_del(&netpage->lru); - page_cache_release(netpage); + put_page(netpage); fscache_retrieval_complete(op, 1); } diff --git a/fs/ceph/addr.c b/fs/ceph/addr.c index fc5cae2a0db2dc2a4229f275f8345c6544ea13d6..4801571f51cb4e7461d8d1f9f8f3136fb6713fbc 100644 --- a/fs/ceph/addr.c +++ b/fs/ceph/addr.c @@ -143,7 +143,7 @@ static void ceph_invalidatepage(struct page *page, unsigned int offset, inode = page->mapping->host; ci = ceph_inode(inode); - if (offset != 0 || length != PAGE_CACHE_SIZE) { + if (offset != 0 || length != PAGE_SIZE) { dout("%p invalidatepage %p idx %lu partial dirty page %u~%u\n", inode, page, page->index, offset, length); return; @@ -197,10 +197,10 @@ static int readpage_nounlock(struct file *filp, struct page *page) &ceph_inode_to_client(inode)->client->osdc; int err = 0; u64 off = page_offset(page); - u64 len = PAGE_CACHE_SIZE; + u64 len = PAGE_SIZE; if (off >= i_size_read(inode)) { - zero_user_segment(page, 0, PAGE_CACHE_SIZE); + zero_user_segment(page, 0, PAGE_SIZE); SetPageUptodate(page); return 0; } @@ -212,7 +212,7 @@ static int readpage_nounlock(struct file *filp, struct page *page) */ if (off == 0) return -EINVAL; - zero_user_segment(page, 0, PAGE_CACHE_SIZE); + zero_user_segment(page, 0, PAGE_SIZE); SetPageUptodate(page); return 0; } @@ -234,9 +234,9 @@ static int readpage_nounlock(struct file *filp, struct page *page) ceph_fscache_readpage_cancel(inode, page); goto out; } - if (err < PAGE_CACHE_SIZE) + if (err < PAGE_SIZE) /* zero fill remainder of page */ - zero_user_segment(page, err, PAGE_CACHE_SIZE); + zero_user_segment(page, err, PAGE_SIZE); else flush_dcache_page(page); @@ -278,10 +278,10 @@ static void finish_read(struct ceph_osd_request *req, struct ceph_msg *msg) if (rc < 0 && rc != -ENOENT) goto unlock; - if (bytes < (int)PAGE_CACHE_SIZE) { + if (bytes < (int)PAGE_SIZE) { /* zero (remainder of) page */ int s = bytes < 0 ? 0 : bytes; - zero_user_segment(page, s, PAGE_CACHE_SIZE); + zero_user_segment(page, s, PAGE_SIZE); } dout("finish_read %p uptodate %p idx %lu\n", inode, page, page->index); @@ -290,8 +290,8 @@ static void finish_read(struct ceph_osd_request *req, struct ceph_msg *msg) ceph_readpage_to_fscache(inode, page); unlock: unlock_page(page); - page_cache_release(page); - bytes -= PAGE_CACHE_SIZE; + put_page(page); + bytes -= PAGE_SIZE; } kfree(osd_data->pages); } @@ -336,7 +336,7 @@ static int start_read(struct inode *inode, struct list_head *page_list, int max) if (max && nr_pages == max) break; } - len = nr_pages << PAGE_CACHE_SHIFT; + len = nr_pages << PAGE_SHIFT; dout("start_read %p nr_pages %d is %lld~%lld\n", inode, nr_pages, off, len); vino = ceph_vino(inode); @@ -364,7 +364,7 @@ static int start_read(struct inode *inode, struct list_head *page_list, int max) if (add_to_page_cache_lru(page, &inode->i_data, page->index, GFP_KERNEL)) { ceph_fscache_uncache_page(inode, page); - page_cache_release(page); + put_page(page); dout("start_read %p add_to_page_cache failed %p\n", inode, page); nr_pages = i; @@ -415,8 +415,8 @@ static int ceph_readpages(struct file *file, struct address_space *mapping, if (rc == 0) goto out; - if (fsc->mount_options->rsize >= PAGE_CACHE_SIZE) - max = (fsc->mount_options->rsize + PAGE_CACHE_SIZE - 1) + if (fsc->mount_options->rsize >= PAGE_SIZE) + max = (fsc->mount_options->rsize + PAGE_SIZE - 1) >> PAGE_SHIFT; dout("readpages %p file %p nr_pages %d max %d\n", inode, @@ -484,7 +484,7 @@ static int writepage_nounlock(struct page *page, struct writeback_control *wbc) long writeback_stat; u64 truncate_size; u32 truncate_seq; - int err = 0, len = PAGE_CACHE_SIZE; + int err = 0, len = PAGE_SIZE; dout("writepage %p idx %lu\n", page, page->index); @@ -725,9 +725,9 @@ static int ceph_writepages_start(struct address_space *mapping, } if (fsc->mount_options->wsize && fsc->mount_options->wsize < wsize) wsize = fsc->mount_options->wsize; - if (wsize < PAGE_CACHE_SIZE) - wsize = PAGE_CACHE_SIZE; - max_pages_ever = wsize >> PAGE_CACHE_SHIFT; + if (wsize < PAGE_SIZE) + wsize = PAGE_SIZE; + max_pages_ever = wsize >> PAGE_SHIFT; pagevec_init(&pvec, 0); @@ -737,8 +737,8 @@ static int ceph_writepages_start(struct address_space *mapping, end = -1; dout(" cyclic, start at %lu\n", start); } else { - start = wbc->range_start >> PAGE_CACHE_SHIFT; - end = wbc->range_end >> PAGE_CACHE_SHIFT; + start = wbc->range_start >> PAGE_SHIFT; + end = wbc->range_end >> PAGE_SHIFT; if (wbc->range_start == 0 && wbc->range_end == LLONG_MAX) range_whole = 1; should_loop = 0; @@ -887,7 +887,7 @@ static int ceph_writepages_start(struct address_space *mapping, num_ops = 1 + do_sync; strip_unit_end = page->index + - ((len - 1) >> PAGE_CACHE_SHIFT); + ((len - 1) >> PAGE_SHIFT); BUG_ON(pages); max_pages = calc_pages_for(0, (u64)len); @@ -901,7 +901,7 @@ static int ceph_writepages_start(struct address_space *mapping, len = 0; } else if (page->index != - (offset + len) >> PAGE_CACHE_SHIFT) { + (offset + len) >> PAGE_SHIFT) { if (num_ops >= (pool ? CEPH_OSD_SLAB_OPS : CEPH_OSD_MAX_OPS)) { redirty_page_for_writepage(wbc, page); @@ -929,7 +929,7 @@ static int ceph_writepages_start(struct address_space *mapping, pages[locked_pages] = page; locked_pages++; - len += PAGE_CACHE_SIZE; + len += PAGE_SIZE; } /* did we get anything? */ @@ -981,7 +981,7 @@ static int ceph_writepages_start(struct address_space *mapping, BUG_ON(IS_ERR(req)); } BUG_ON(len < page_offset(pages[locked_pages - 1]) + - PAGE_CACHE_SIZE - offset); + PAGE_SIZE - offset); req->r_callback = writepages_finish; req->r_inode = inode; @@ -1011,7 +1011,7 @@ static int ceph_writepages_start(struct address_space *mapping, } set_page_writeback(pages[i]); - len += PAGE_CACHE_SIZE; + len += PAGE_SIZE; } if (snap_size != -1) { @@ -1020,7 +1020,7 @@ static int ceph_writepages_start(struct address_space *mapping, /* writepages_finish() clears writeback pages * according to the data length, so make sure * data length covers all locked pages */ - u64 min_len = len + 1 - PAGE_CACHE_SIZE; + u64 min_len = len + 1 - PAGE_SIZE; len = min(len, (u64)i_size_read(inode) - offset); len = max(len, min_len); } @@ -1135,8 +1135,8 @@ static int ceph_update_writeable_page(struct file *file, { struct inode *inode = file_inode(file); struct ceph_inode_info *ci = ceph_inode(inode); - loff_t page_off = pos & PAGE_CACHE_MASK; - int pos_in_page = pos & ~PAGE_CACHE_MASK; + loff_t page_off = pos & PAGE_MASK; + int pos_in_page = pos & ~PAGE_MASK; int end_in_page = pos_in_page + len; loff_t i_size; int r; @@ -1191,7 +1191,7 @@ static int ceph_update_writeable_page(struct file *file, } /* full page? */ - if (pos_in_page == 0 && len == PAGE_CACHE_SIZE) + if (pos_in_page == 0 && len == PAGE_SIZE) return 0; /* past end of file? */ @@ -1199,12 +1199,12 @@ static int ceph_update_writeable_page(struct file *file, if (page_off >= i_size || (pos_in_page == 0 && (pos+len) >= i_size && - end_in_page - pos_in_page != PAGE_CACHE_SIZE)) { + end_in_page - pos_in_page != PAGE_SIZE)) { dout(" zeroing %p 0 - %d and %d - %d\n", - page, pos_in_page, end_in_page, (int)PAGE_CACHE_SIZE); + page, pos_in_page, end_in_page, (int)PAGE_SIZE); zero_user_segments(page, 0, pos_in_page, - end_in_page, PAGE_CACHE_SIZE); + end_in_page, PAGE_SIZE); return 0; } @@ -1228,7 +1228,7 @@ static int ceph_write_begin(struct file *file, struct address_space *mapping, { struct inode *inode = file_inode(file); struct page *page; - pgoff_t index = pos >> PAGE_CACHE_SHIFT; + pgoff_t index = pos >> PAGE_SHIFT; int r; do { @@ -1242,7 +1242,7 @@ static int ceph_write_begin(struct file *file, struct address_space *mapping, r = ceph_update_writeable_page(file, pos, len, page); if (r < 0) - page_cache_release(page); + put_page(page); else *pagep = page; } while (r == -EAGAIN); @@ -1259,7 +1259,7 @@ static int ceph_write_end(struct file *file, struct address_space *mapping, struct page *page, void *fsdata) { struct inode *inode = file_inode(file); - unsigned from = pos & (PAGE_CACHE_SIZE - 1); + unsigned from = pos & (PAGE_SIZE - 1); int check_cap = 0; dout("write_end file %p inode %p page %p %d~%d (%d)\n", file, @@ -1279,7 +1279,7 @@ static int ceph_write_end(struct file *file, struct address_space *mapping, set_page_dirty(page); unlock_page(page); - page_cache_release(page); + put_page(page); if (check_cap) ceph_check_caps(ceph_inode(inode), CHECK_CAPS_AUTHONLY, NULL); @@ -1322,11 +1322,11 @@ static int ceph_filemap_fault(struct vm_area_struct *vma, struct vm_fault *vmf) struct ceph_inode_info *ci = ceph_inode(inode); struct ceph_file_info *fi = vma->vm_file->private_data; struct page *pinned_page = NULL; - loff_t off = vmf->pgoff << PAGE_CACHE_SHIFT; + loff_t off = vmf->pgoff << PAGE_SHIFT; int want, got, ret; dout("filemap_fault %p %llx.%llx %llu~%zd trying to get caps\n", - inode, ceph_vinop(inode), off, (size_t)PAGE_CACHE_SIZE); + inode, ceph_vinop(inode), off, (size_t)PAGE_SIZE); if (fi->fmode & CEPH_FILE_MODE_LAZY) want = CEPH_CAP_FILE_CACHE | CEPH_CAP_FILE_LAZYIO; else @@ -1343,7 +1343,7 @@ static int ceph_filemap_fault(struct vm_area_struct *vma, struct vm_fault *vmf) } } dout("filemap_fault %p %llu~%zd got cap refs on %s\n", - inode, off, (size_t)PAGE_CACHE_SIZE, ceph_cap_string(got)); + inode, off, (size_t)PAGE_SIZE, ceph_cap_string(got)); if ((got & (CEPH_CAP_FILE_CACHE | CEPH_CAP_FILE_LAZYIO)) || ci->i_inline_version == CEPH_INLINE_NONE) @@ -1352,16 +1352,16 @@ static int ceph_filemap_fault(struct vm_area_struct *vma, struct vm_fault *vmf) ret = -EAGAIN; dout("filemap_fault %p %llu~%zd dropping cap refs on %s ret %d\n", - inode, off, (size_t)PAGE_CACHE_SIZE, ceph_cap_string(got), ret); + inode, off, (size_t)PAGE_SIZE, ceph_cap_string(got), ret); if (pinned_page) - page_cache_release(pinned_page); + put_page(pinned_page); ceph_put_cap_refs(ci, got); if (ret != -EAGAIN) return ret; /* read inline data */ - if (off >= PAGE_CACHE_SIZE) { + if (off >= PAGE_SIZE) { /* does not support inline data > PAGE_SIZE */ ret = VM_FAULT_SIGBUS; } else { @@ -1378,12 +1378,12 @@ static int ceph_filemap_fault(struct vm_area_struct *vma, struct vm_fault *vmf) CEPH_STAT_CAP_INLINE_DATA, true); if (ret1 < 0 || off >= i_size_read(inode)) { unlock_page(page); - page_cache_release(page); + put_page(page); ret = VM_FAULT_SIGBUS; goto out; } - if (ret1 < PAGE_CACHE_SIZE) - zero_user_segment(page, ret1, PAGE_CACHE_SIZE); + if (ret1 < PAGE_SIZE) + zero_user_segment(page, ret1, PAGE_SIZE); else flush_dcache_page(page); SetPageUptodate(page); @@ -1392,7 +1392,7 @@ static int ceph_filemap_fault(struct vm_area_struct *vma, struct vm_fault *vmf) } out: dout("filemap_fault %p %llu~%zd read inline data ret %d\n", - inode, off, (size_t)PAGE_CACHE_SIZE, ret); + inode, off, (size_t)PAGE_SIZE, ret); return ret; } @@ -1430,10 +1430,10 @@ static int ceph_page_mkwrite(struct vm_area_struct *vma, struct vm_fault *vmf) } } - if (off + PAGE_CACHE_SIZE <= size) - len = PAGE_CACHE_SIZE; + if (off + PAGE_SIZE <= size) + len = PAGE_SIZE; else - len = size & ~PAGE_CACHE_MASK; + len = size & ~PAGE_MASK; dout("page_mkwrite %p %llx.%llx %llu~%zd getting caps i_size %llu\n", inode, ceph_vinop(inode), off, len, size); @@ -1519,7 +1519,7 @@ void ceph_fill_inline_data(struct inode *inode, struct page *locked_page, return; if (PageUptodate(page)) { unlock_page(page); - page_cache_release(page); + put_page(page); return; } } @@ -1534,14 +1534,14 @@ void ceph_fill_inline_data(struct inode *inode, struct page *locked_page, } if (page != locked_page) { - if (len < PAGE_CACHE_SIZE) - zero_user_segment(page, len, PAGE_CACHE_SIZE); + if (len < PAGE_SIZE) + zero_user_segment(page, len, PAGE_SIZE); else flush_dcache_page(page); SetPageUptodate(page); unlock_page(page); - page_cache_release(page); + put_page(page); } } @@ -1578,7 +1578,7 @@ int ceph_uninline_data(struct file *filp, struct page *locked_page) from_pagecache = true; lock_page(page); } else { - page_cache_release(page); + put_page(page); page = NULL; } } @@ -1586,8 +1586,8 @@ int ceph_uninline_data(struct file *filp, struct page *locked_page) if (page) { len = i_size_read(inode); - if (len > PAGE_CACHE_SIZE) - len = PAGE_CACHE_SIZE; + if (len > PAGE_SIZE) + len = PAGE_SIZE; } else { page = __page_cache_alloc(GFP_NOFS); if (!page) { @@ -1670,7 +1670,7 @@ int ceph_uninline_data(struct file *filp, struct page *locked_page) if (page && page != locked_page) { if (from_pagecache) { unlock_page(page); - page_cache_release(page); + put_page(page); } else __free_pages(page, 0); } diff --git a/fs/ceph/caps.c b/fs/ceph/caps.c index de17bb232ff8d30906c53f34248ce99ea566562a..cfaeef18cbcabc4baa818c54fb17ef4576f9368d 100644 --- a/fs/ceph/caps.c +++ b/fs/ceph/caps.c @@ -2510,7 +2510,7 @@ int ceph_get_caps(struct ceph_inode_info *ci, int need, int want, *pinned_page = page; break; } - page_cache_release(page); + put_page(page); } /* * drop cap refs first because getattr while diff --git a/fs/ceph/dir.c b/fs/ceph/dir.c index fadc243dfb284b90a63961f4a48c372f483c1142..4fb2bbc2a2722af6e9ccf84cf9fc80ce7f3edbeb 100644 --- a/fs/ceph/dir.c +++ b/fs/ceph/dir.c @@ -129,7 +129,7 @@ static int __dcache_readdir(struct file *file, struct dir_context *ctx, struct inode *dir = d_inode(parent); struct dentry *dentry, *last = NULL; struct ceph_dentry_info *di; - unsigned nsize = PAGE_CACHE_SIZE / sizeof(struct dentry *); + unsigned nsize = PAGE_SIZE / sizeof(struct dentry *); int err = 0; loff_t ptr_pos = 0; struct ceph_readdir_cache_control cache_ctl = {}; @@ -154,7 +154,7 @@ static int __dcache_readdir(struct file *file, struct dir_context *ctx, } err = -EAGAIN; - pgoff = ptr_pos >> PAGE_CACHE_SHIFT; + pgoff = ptr_pos >> PAGE_SHIFT; if (!cache_ctl.page || pgoff != page_index(cache_ctl.page)) { ceph_readdir_cache_release(&cache_ctl); cache_ctl.page = find_lock_page(&dir->i_data, pgoff); diff --git a/fs/ceph/file.c b/fs/ceph/file.c index ef38f01c1795a1187f2190a05f7ebd06bd9bc69e..a79f9269831e383ba03bbe5fe01f0e8f8bbec942 100644 --- a/fs/ceph/file.c +++ b/fs/ceph/file.c @@ -466,7 +466,7 @@ static int striped_read(struct inode *inode, ret += zlen; } - didpages = (page_align + ret) >> PAGE_CACHE_SHIFT; + didpages = (page_align + ret) >> PAGE_SHIFT; pos += ret; read = pos - off; left -= ret; @@ -806,8 +806,8 @@ ceph_direct_read_write(struct kiocb *iocb, struct iov_iter *iter, if (write) { ret = invalidate_inode_pages2_range(inode->i_mapping, - pos >> PAGE_CACHE_SHIFT, - (pos + count) >> PAGE_CACHE_SHIFT); + pos >> PAGE_SHIFT, + (pos + count) >> PAGE_SHIFT); if (ret < 0) dout("invalidate_inode_pages2_range returned %d\n", ret); @@ -872,7 +872,7 @@ ceph_direct_read_write(struct kiocb *iocb, struct iov_iter *iter, * may block. */ truncate_inode_pages_range(inode->i_mapping, pos, - (pos+len) | (PAGE_CACHE_SIZE - 1)); + (pos+len) | (PAGE_SIZE - 1)); osd_req_op_init(req, 1, CEPH_OSD_OP_STARTSYNC, 0); } @@ -1006,8 +1006,8 @@ ceph_sync_write(struct kiocb *iocb, struct iov_iter *from, loff_t pos, return ret; ret = invalidate_inode_pages2_range(inode->i_mapping, - pos >> PAGE_CACHE_SHIFT, - (pos + count) >> PAGE_CACHE_SHIFT); + pos >> PAGE_SHIFT, + (pos + count) >> PAGE_SHIFT); if (ret < 0) dout("invalidate_inode_pages2_range returned %d\n", ret); @@ -1036,7 +1036,7 @@ ceph_sync_write(struct kiocb *iocb, struct iov_iter *from, loff_t pos, * write from beginning of first page, * regardless of io alignment */ - num_pages = (len + PAGE_CACHE_SIZE - 1) >> PAGE_CACHE_SHIFT; + num_pages = (len + PAGE_SIZE - 1) >> PAGE_SHIFT; pages = ceph_alloc_page_vector(num_pages, GFP_KERNEL); if (IS_ERR(pages)) { @@ -1159,7 +1159,7 @@ static ssize_t ceph_read_iter(struct kiocb *iocb, struct iov_iter *to) dout("aio_read %p %llx.%llx dropping cap refs on %s = %d\n", inode, ceph_vinop(inode), ceph_cap_string(got), (int)ret); if (pinned_page) { - page_cache_release(pinned_page); + put_page(pinned_page); pinned_page = NULL; } ceph_put_cap_refs(ci, got); @@ -1188,10 +1188,10 @@ static ssize_t ceph_read_iter(struct kiocb *iocb, struct iov_iter *to) if (retry_op == READ_INLINE) { BUG_ON(ret > 0 || read > 0); if (iocb->ki_pos < i_size && - iocb->ki_pos < PAGE_CACHE_SIZE) { + iocb->ki_pos < PAGE_SIZE) { loff_t end = min_t(loff_t, i_size, iocb->ki_pos + len); - end = min_t(loff_t, end, PAGE_CACHE_SIZE); + end = min_t(loff_t, end, PAGE_SIZE); if (statret < end) zero_user_segment(page, statret, end); ret = copy_page_to_iter(page, @@ -1463,21 +1463,21 @@ static inline void ceph_zero_partial_page( struct inode *inode, loff_t offset, unsigned size) { struct page *page; - pgoff_t index = offset >> PAGE_CACHE_SHIFT; + pgoff_t index = offset >> PAGE_SHIFT; page = find_lock_page(inode->i_mapping, index); if (page) { wait_on_page_writeback(page); - zero_user(page, offset & (PAGE_CACHE_SIZE - 1), size); + zero_user(page, offset & (PAGE_SIZE - 1), size); unlock_page(page); - page_cache_release(page); + put_page(page); } } static void ceph_zero_pagecache_range(struct inode *inode, loff_t offset, loff_t length) { - loff_t nearly = round_up(offset, PAGE_CACHE_SIZE); + loff_t nearly = round_up(offset, PAGE_SIZE); if (offset < nearly) { loff_t size = nearly - offset; if (length < size) @@ -1486,8 +1486,8 @@ static void ceph_zero_pagecache_range(struct inode *inode, loff_t offset, offset += size; length -= size; } - if (length >= PAGE_CACHE_SIZE) { - loff_t size = round_down(length, PAGE_CACHE_SIZE); + if (length >= PAGE_SIZE) { + loff_t size = round_down(length, PAGE_SIZE); truncate_pagecache_range(inode, offset, offset + size - 1); offset += size; length -= size; diff --git a/fs/ceph/inode.c b/fs/ceph/inode.c index ed58b168904a9c2425badda5ff50a05832249705..edfade0377388880f41216ae30bc8c79626790c0 100644 --- a/fs/ceph/inode.c +++ b/fs/ceph/inode.c @@ -1338,7 +1338,7 @@ void ceph_readdir_cache_release(struct ceph_readdir_cache_control *ctl) { if (ctl->page) { kunmap(ctl->page); - page_cache_release(ctl->page); + put_page(ctl->page); ctl->page = NULL; } } @@ -1348,7 +1348,7 @@ static int fill_readdir_cache(struct inode *dir, struct dentry *dn, struct ceph_mds_request *req) { struct ceph_inode_info *ci = ceph_inode(dir); - unsigned nsize = PAGE_CACHE_SIZE / sizeof(struct dentry*); + unsigned nsize = PAGE_SIZE / sizeof(struct dentry*); unsigned idx = ctl->index % nsize; pgoff_t pgoff = ctl->index / nsize; @@ -1367,7 +1367,7 @@ static int fill_readdir_cache(struct inode *dir, struct dentry *dn, unlock_page(ctl->page); ctl->dentries = kmap(ctl->page); if (idx == 0) - memset(ctl->dentries, 0, PAGE_CACHE_SIZE); + memset(ctl->dentries, 0, PAGE_SIZE); } if (req->r_dir_release_cnt == atomic64_read(&ci->i_release_count) && diff --git a/fs/ceph/mds_client.c b/fs/ceph/mds_client.c index 44852c3ae5311a3367ca081685f8baa7ecd60bed..541ead4d89650543652141b68fe45e2e4713587f 100644 --- a/fs/ceph/mds_client.c +++ b/fs/ceph/mds_client.c @@ -1610,7 +1610,7 @@ void ceph_send_cap_releases(struct ceph_mds_client *mdsc, while (!list_empty(&tmp_list)) { if (!msg) { msg = ceph_msg_new(CEPH_MSG_CLIENT_CAPRELEASE, - PAGE_CACHE_SIZE, GFP_NOFS, false); + PAGE_SIZE, GFP_NOFS, false); if (!msg) goto out_err; head = msg->front.iov_base; diff --git a/fs/ceph/mds_client.h b/fs/ceph/mds_client.h index 37712ccffcc6b67c2f98a866c9c2be40324bc6ae..ee69a537dba53bc7770ac92997263d1a1ec190ad 100644 --- a/fs/ceph/mds_client.h +++ b/fs/ceph/mds_client.h @@ -97,7 +97,7 @@ struct ceph_mds_reply_info_parsed { /* * cap releases are batched and sent to the MDS en masse. */ -#define CEPH_CAPS_PER_RELEASE ((PAGE_CACHE_SIZE - \ +#define CEPH_CAPS_PER_RELEASE ((PAGE_SIZE - \ sizeof(struct ceph_mds_cap_release)) / \ sizeof(struct ceph_mds_cap_item)) diff --git a/fs/ceph/super.c b/fs/ceph/super.c index c973043deb0ecc2d4e002b323afc4ffb6c9c7782..f12d5e2955c223c35145bdf550d5669b823a14bc 100644 --- a/fs/ceph/super.c +++ b/fs/ceph/super.c @@ -560,7 +560,7 @@ static struct ceph_fs_client *create_fs_client(struct ceph_mount_options *fsopt, /* set up mempools */ err = -ENOMEM; - page_count = fsc->mount_options->wsize >> PAGE_CACHE_SHIFT; + page_count = fsc->mount_options->wsize >> PAGE_SHIFT; size = sizeof (struct page *) * (page_count ? page_count : 1); fsc->wb_pagevec_pool = mempool_create_kmalloc_pool(10, size); if (!fsc->wb_pagevec_pool) @@ -912,13 +912,13 @@ static int ceph_register_bdi(struct super_block *sb, int err; /* set ra_pages based on rasize mount option? */ - if (fsc->mount_options->rasize >= PAGE_CACHE_SIZE) + if (fsc->mount_options->rasize >= PAGE_SIZE) fsc->backing_dev_info.ra_pages = - (fsc->mount_options->rasize + PAGE_CACHE_SIZE - 1) + (fsc->mount_options->rasize + PAGE_SIZE - 1) >> PAGE_SHIFT; else fsc->backing_dev_info.ra_pages = - VM_MAX_READAHEAD * 1024 / PAGE_CACHE_SIZE; + VM_MAX_READAHEAD * 1024 / PAGE_SIZE; err = bdi_register(&fsc->backing_dev_info, NULL, "ceph-%ld", atomic_long_inc_return(&bdi_seq)); diff --git a/fs/cifs/cifsfs.c b/fs/cifs/cifsfs.c index 1d86fc620e5c2a89e83e1d35dcf49364f289f83d..89201564c346227b34fae143cd8936298aab9364 100644 --- a/fs/cifs/cifsfs.c +++ b/fs/cifs/cifsfs.c @@ -962,7 +962,7 @@ static int cifs_clone_file_range(struct file *src_file, loff_t off, cifs_dbg(FYI, "about to flush pages\n"); /* should we flush first and last page first */ truncate_inode_pages_range(&target_inode->i_data, destoff, - PAGE_CACHE_ALIGN(destoff + len)-1); + PAGE_ALIGN(destoff + len)-1); if (target_tcon->ses->server->ops->duplicate_extents) rc = target_tcon->ses->server->ops->duplicate_extents(xid, diff --git a/fs/cifs/cifsglob.h b/fs/cifs/cifsglob.h index d21da9f05baec9dcddeb598d9050b75b0f6d1fad..f2cc0b3d1af798aa3fe57ac2b817da011635e573 100644 --- a/fs/cifs/cifsglob.h +++ b/fs/cifs/cifsglob.h @@ -714,7 +714,7 @@ compare_mid(__u16 mid, const struct smb_hdr *smb) * * Note that this might make for "interesting" allocation problems during * writeback however as we have to allocate an array of pointers for the - * pages. A 16M write means ~32kb page array with PAGE_CACHE_SIZE == 4096. + * pages. A 16M write means ~32kb page array with PAGE_SIZE == 4096. * * For reads, there is a similar problem as we need to allocate an array * of kvecs to handle the receive, though that should only need to be done @@ -733,7 +733,7 @@ compare_mid(__u16 mid, const struct smb_hdr *smb) /* * The default wsize is 1M. find_get_pages seems to return a maximum of 256 - * pages in a single call. With PAGE_CACHE_SIZE == 4k, this means we can fill + * pages in a single call. With PAGE_SIZE == 4k, this means we can fill * a single wsize request with a single call. */ #define CIFS_DEFAULT_IOSIZE (1024 * 1024) diff --git a/fs/cifs/cifssmb.c b/fs/cifs/cifssmb.c index 76fcb50295a38b63a58a0d3f656d023e02b988a8..a894bf809ff71ffd363407e5d380d619fd364fa9 100644 --- a/fs/cifs/cifssmb.c +++ b/fs/cifs/cifssmb.c @@ -1929,17 +1929,17 @@ cifs_writev_requeue(struct cifs_writedata *wdata) wsize = server->ops->wp_retry_size(inode); if (wsize < rest_len) { - nr_pages = wsize / PAGE_CACHE_SIZE; + nr_pages = wsize / PAGE_SIZE; if (!nr_pages) { rc = -ENOTSUPP; break; } - cur_len = nr_pages * PAGE_CACHE_SIZE; - tailsz = PAGE_CACHE_SIZE; + cur_len = nr_pages * PAGE_SIZE; + tailsz = PAGE_SIZE; } else { - nr_pages = DIV_ROUND_UP(rest_len, PAGE_CACHE_SIZE); + nr_pages = DIV_ROUND_UP(rest_len, PAGE_SIZE); cur_len = rest_len; - tailsz = rest_len - (nr_pages - 1) * PAGE_CACHE_SIZE; + tailsz = rest_len - (nr_pages - 1) * PAGE_SIZE; } wdata2 = cifs_writedata_alloc(nr_pages, cifs_writev_complete); @@ -1957,7 +1957,7 @@ cifs_writev_requeue(struct cifs_writedata *wdata) wdata2->sync_mode = wdata->sync_mode; wdata2->nr_pages = nr_pages; wdata2->offset = page_offset(wdata2->pages[0]); - wdata2->pagesz = PAGE_CACHE_SIZE; + wdata2->pagesz = PAGE_SIZE; wdata2->tailsz = tailsz; wdata2->bytes = cur_len; @@ -1975,7 +1975,7 @@ cifs_writev_requeue(struct cifs_writedata *wdata) if (rc != 0 && rc != -EAGAIN) { SetPageError(wdata2->pages[j]); end_page_writeback(wdata2->pages[j]); - page_cache_release(wdata2->pages[j]); + put_page(wdata2->pages[j]); } } @@ -2018,7 +2018,7 @@ cifs_writev_complete(struct work_struct *work) else if (wdata->result < 0) SetPageError(page); end_page_writeback(page); - page_cache_release(page); + put_page(page); } if (wdata->result != -EAGAIN) mapping_set_error(inode->i_mapping, wdata->result); diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c index a763cd3d9e7c80589df30ddaa9515906c6fa6138..6f62ac821a8459228e50d7a4261482dd4b0d4abe 100644 --- a/fs/cifs/connect.c +++ b/fs/cifs/connect.c @@ -3630,7 +3630,7 @@ cifs_mount(struct cifs_sb_info *cifs_sb, struct smb_vol *volume_info) cifs_sb->rsize = server->ops->negotiate_rsize(tcon, volume_info); /* tune readahead according to rsize */ - cifs_sb->bdi.ra_pages = cifs_sb->rsize / PAGE_CACHE_SIZE; + cifs_sb->bdi.ra_pages = cifs_sb->rsize / PAGE_SIZE; remote_path_check: #ifdef CONFIG_CIFS_DFS_UPCALL diff --git a/fs/cifs/file.c b/fs/cifs/file.c index ff882aeaccc67c404a289fff472a26d8537e1128..c03d0744648b6412a0f30222fee249784d6b4c6a 100644 --- a/fs/cifs/file.c +++ b/fs/cifs/file.c @@ -1833,7 +1833,7 @@ struct cifsFileInfo *find_writable_file(struct cifsInodeInfo *cifs_inode, static int cifs_partialpagewrite(struct page *page, unsigned from, unsigned to) { struct address_space *mapping = page->mapping; - loff_t offset = (loff_t)page->index << PAGE_CACHE_SHIFT; + loff_t offset = (loff_t)page->index << PAGE_SHIFT; char *write_data; int rc = -EFAULT; int bytes_written = 0; @@ -1849,7 +1849,7 @@ static int cifs_partialpagewrite(struct page *page, unsigned from, unsigned to) write_data = kmap(page); write_data += from; - if ((to > PAGE_CACHE_SIZE) || (from > to)) { + if ((to > PAGE_SIZE) || (from > to)) { kunmap(page); return -EIO; } @@ -1902,7 +1902,7 @@ wdata_alloc_and_fillpages(pgoff_t tofind, struct address_space *mapping, * find_get_pages_tag seems to return a max of 256 on each * iteration, so we must call it several times in order to * fill the array or the wsize is effectively limited to - * 256 * PAGE_CACHE_SIZE. + * 256 * PAGE_SIZE. */ *found_pages = 0; pages = wdata->pages; @@ -1991,7 +1991,7 @@ wdata_prepare_pages(struct cifs_writedata *wdata, unsigned int found_pages, /* put any pages we aren't going to use */ for (i = nr_pages; i < found_pages; i++) { - page_cache_release(wdata->pages[i]); + put_page(wdata->pages[i]); wdata->pages[i] = NULL; } @@ -2009,11 +2009,11 @@ wdata_send_pages(struct cifs_writedata *wdata, unsigned int nr_pages, wdata->sync_mode = wbc->sync_mode; wdata->nr_pages = nr_pages; wdata->offset = page_offset(wdata->pages[0]); - wdata->pagesz = PAGE_CACHE_SIZE; + wdata->pagesz = PAGE_SIZE; wdata->tailsz = min(i_size_read(mapping->host) - page_offset(wdata->pages[nr_pages - 1]), - (loff_t)PAGE_CACHE_SIZE); - wdata->bytes = ((nr_pages - 1) * PAGE_CACHE_SIZE) + wdata->tailsz; + (loff_t)PAGE_SIZE); + wdata->bytes = ((nr_pages - 1) * PAGE_SIZE) + wdata->tailsz; if (wdata->cfile != NULL) cifsFileInfo_put(wdata->cfile); @@ -2047,15 +2047,15 @@ static int cifs_writepages(struct address_space *mapping, * If wsize is smaller than the page cache size, default to writing * one page at a time via cifs_writepage */ - if (cifs_sb->wsize < PAGE_CACHE_SIZE) + if (cifs_sb->wsize < PAGE_SIZE) return generic_writepages(mapping, wbc); if (wbc->range_cyclic) { index = mapping->writeback_index; /* Start from prev offset */ end = -1; } else { - index = wbc->range_start >> PAGE_CACHE_SHIFT; - end = wbc->range_end >> PAGE_CACHE_SHIFT; + index = wbc->range_start >> PAGE_SHIFT; + end = wbc->range_end >> PAGE_SHIFT; if (wbc->range_start == 0 && wbc->range_end == LLONG_MAX) range_whole = true; scanned = true; @@ -2071,7 +2071,7 @@ static int cifs_writepages(struct address_space *mapping, if (rc) break; - tofind = min((wsize / PAGE_CACHE_SIZE) - 1, end - index) + 1; + tofind = min((wsize / PAGE_SIZE) - 1, end - index) + 1; wdata = wdata_alloc_and_fillpages(tofind, mapping, end, &index, &found_pages); @@ -2111,7 +2111,7 @@ static int cifs_writepages(struct address_space *mapping, else SetPageError(wdata->pages[i]); end_page_writeback(wdata->pages[i]); - page_cache_release(wdata->pages[i]); + put_page(wdata->pages[i]); } if (rc != -EAGAIN) mapping_set_error(mapping, rc); @@ -2154,7 +2154,7 @@ cifs_writepage_locked(struct page *page, struct writeback_control *wbc) xid = get_xid(); /* BB add check for wbc flags */ - page_cache_get(page); + get_page(page); if (!PageUptodate(page)) cifs_dbg(FYI, "ppw - page not up to date\n"); @@ -2170,7 +2170,7 @@ cifs_writepage_locked(struct page *page, struct writeback_control *wbc) */ set_page_writeback(page); retry_write: - rc = cifs_partialpagewrite(page, 0, PAGE_CACHE_SIZE); + rc = cifs_partialpagewrite(page, 0, PAGE_SIZE); if (rc == -EAGAIN && wbc->sync_mode == WB_SYNC_ALL) goto retry_write; else if (rc == -EAGAIN) @@ -2180,7 +2180,7 @@ cifs_writepage_locked(struct page *page, struct writeback_control *wbc) else SetPageUptodate(page); end_page_writeback(page); - page_cache_release(page); + put_page(page); free_xid(xid); return rc; } @@ -2214,12 +2214,12 @@ static int cifs_write_end(struct file *file, struct address_space *mapping, if (copied == len) SetPageUptodate(page); ClearPageChecked(page); - } else if (!PageUptodate(page) && copied == PAGE_CACHE_SIZE) + } else if (!PageUptodate(page) && copied == PAGE_SIZE) SetPageUptodate(page); if (!PageUptodate(page)) { char *page_data; - unsigned offset = pos & (PAGE_CACHE_SIZE - 1); + unsigned offset = pos & (PAGE_SIZE - 1); unsigned int xid; xid = get_xid(); @@ -2248,7 +2248,7 @@ static int cifs_write_end(struct file *file, struct address_space *mapping, } unlock_page(page); - page_cache_release(page); + put_page(page); return rc; } @@ -3286,9 +3286,9 @@ cifs_readv_complete(struct work_struct *work) (rdata->result == -EAGAIN && got_bytes)) cifs_readpage_to_fscache(rdata->mapping->host, page); - got_bytes -= min_t(unsigned int, PAGE_CACHE_SIZE, got_bytes); + got_bytes -= min_t(unsigned int, PAGE_SIZE, got_bytes); - page_cache_release(page); + put_page(page); rdata->pages[i] = NULL; } kref_put(&rdata->refcount, cifs_readdata_release); @@ -3307,21 +3307,21 @@ cifs_readpages_read_into_pages(struct TCP_Server_Info *server, /* determine the eof that the server (probably) has */ eof = CIFS_I(rdata->mapping->host)->server_eof; - eof_index = eof ? (eof - 1) >> PAGE_CACHE_SHIFT : 0; + eof_index = eof ? (eof - 1) >> PAGE_SHIFT : 0; cifs_dbg(FYI, "eof=%llu eof_index=%lu\n", eof, eof_index); rdata->got_bytes = 0; - rdata->tailsz = PAGE_CACHE_SIZE; + rdata->tailsz = PAGE_SIZE; for (i = 0; i < nr_pages; i++) { struct page *page = rdata->pages[i]; - if (len >= PAGE_CACHE_SIZE) { + if (len >= PAGE_SIZE) { /* enough data to fill the page */ iov.iov_base = kmap(page); - iov.iov_len = PAGE_CACHE_SIZE; + iov.iov_len = PAGE_SIZE; cifs_dbg(FYI, "%u: idx=%lu iov_base=%p iov_len=%zu\n", i, page->index, iov.iov_base, iov.iov_len); - len -= PAGE_CACHE_SIZE; + len -= PAGE_SIZE; } else if (len > 0) { /* enough for partial page, fill and zero the rest */ iov.iov_base = kmap(page); @@ -3329,7 +3329,7 @@ cifs_readpages_read_into_pages(struct TCP_Server_Info *server, cifs_dbg(FYI, "%u: idx=%lu iov_base=%p iov_len=%zu\n", i, page->index, iov.iov_base, iov.iov_len); memset(iov.iov_base + len, - '\0', PAGE_CACHE_SIZE - len); + '\0', PAGE_SIZE - len); rdata->tailsz = len; len = 0; } else if (page->index > eof_index) { @@ -3341,12 +3341,12 @@ cifs_readpages_read_into_pages(struct TCP_Server_Info *server, * to prevent the VFS from repeatedly attempting to * fill them until the writes are flushed. */ - zero_user(page, 0, PAGE_CACHE_SIZE); + zero_user(page, 0, PAGE_SIZE); lru_cache_add_file(page); flush_dcache_page(page); SetPageUptodate(page); unlock_page(page); - page_cache_release(page); + put_page(page); rdata->pages[i] = NULL; rdata->nr_pages--; continue; @@ -3354,7 +3354,7 @@ cifs_readpages_read_into_pages(struct TCP_Server_Info *server, /* no need to hold page hostage */ lru_cache_add_file(page); unlock_page(page); - page_cache_release(page); + put_page(page); rdata->pages[i] = NULL; rdata->nr_pages--; continue; @@ -3402,8 +3402,8 @@ readpages_get_pages(struct address_space *mapping, struct list_head *page_list, } /* move first page to the tmplist */ - *offset = (loff_t)page->index << PAGE_CACHE_SHIFT; - *bytes = PAGE_CACHE_SIZE; + *offset = (loff_t)page->index << PAGE_SHIFT; + *bytes = PAGE_SIZE; *nr_pages = 1; list_move_tail(&page->lru, tmplist); @@ -3415,7 +3415,7 @@ readpages_get_pages(struct address_space *mapping, struct list_head *page_list, break; /* would this page push the read over the rsize? */ - if (*bytes + PAGE_CACHE_SIZE > rsize) + if (*bytes + PAGE_SIZE > rsize) break; __SetPageLocked(page); @@ -3424,7 +3424,7 @@ readpages_get_pages(struct address_space *mapping, struct list_head *page_list, break; } list_move_tail(&page->lru, tmplist); - (*bytes) += PAGE_CACHE_SIZE; + (*bytes) += PAGE_SIZE; expected_index++; (*nr_pages)++; } @@ -3493,7 +3493,7 @@ static int cifs_readpages(struct file *file, struct address_space *mapping, * reach this point however since we set ra_pages to 0 when the * rsize is smaller than a cache page. */ - if (unlikely(rsize < PAGE_CACHE_SIZE)) { + if (unlikely(rsize < PAGE_SIZE)) { add_credits_and_wake_if(server, credits, 0); return 0; } @@ -3512,7 +3512,7 @@ static int cifs_readpages(struct file *file, struct address_space *mapping, list_del(&page->lru); lru_cache_add_file(page); unlock_page(page); - page_cache_release(page); + put_page(page); } rc = -ENOMEM; add_credits_and_wake_if(server, credits, 0); @@ -3524,7 +3524,7 @@ static int cifs_readpages(struct file *file, struct address_space *mapping, rdata->offset = offset; rdata->bytes = bytes; rdata->pid = pid; - rdata->pagesz = PAGE_CACHE_SIZE; + rdata->pagesz = PAGE_SIZE; rdata->read_into_pages = cifs_readpages_read_into_pages; rdata->credits = credits; @@ -3542,7 +3542,7 @@ static int cifs_readpages(struct file *file, struct address_space *mapping, page = rdata->pages[i]; lru_cache_add_file(page); unlock_page(page); - page_cache_release(page); + put_page(page); } /* Fallback to the readpage in error/reconnect cases */ kref_put(&rdata->refcount, cifs_readdata_release); @@ -3577,7 +3577,7 @@ static int cifs_readpage_worker(struct file *file, struct page *page, read_data = kmap(page); /* for reads over a certain size could initiate async read ahead */ - rc = cifs_read(file, read_data, PAGE_CACHE_SIZE, poffset); + rc = cifs_read(file, read_data, PAGE_SIZE, poffset); if (rc < 0) goto io_error; @@ -3587,8 +3587,8 @@ static int cifs_readpage_worker(struct file *file, struct page *page, file_inode(file)->i_atime = current_fs_time(file_inode(file)->i_sb); - if (PAGE_CACHE_SIZE > rc) - memset(read_data + rc, 0, PAGE_CACHE_SIZE - rc); + if (PAGE_SIZE > rc) + memset(read_data + rc, 0, PAGE_SIZE - rc); flush_dcache_page(page); SetPageUptodate(page); @@ -3608,7 +3608,7 @@ static int cifs_readpage_worker(struct file *file, struct page *page, static int cifs_readpage(struct file *file, struct page *page) { - loff_t offset = (loff_t)page->index << PAGE_CACHE_SHIFT; + loff_t offset = (loff_t)page->index << PAGE_SHIFT; int rc = -EACCES; unsigned int xid; @@ -3679,8 +3679,8 @@ static int cifs_write_begin(struct file *file, struct address_space *mapping, struct page **pagep, void **fsdata) { int oncethru = 0; - pgoff_t index = pos >> PAGE_CACHE_SHIFT; - loff_t offset = pos & (PAGE_CACHE_SIZE - 1); + pgoff_t index = pos >> PAGE_SHIFT; + loff_t offset = pos & (PAGE_SIZE - 1); loff_t page_start = pos & PAGE_MASK; loff_t i_size; struct page *page; @@ -3703,7 +3703,7 @@ static int cifs_write_begin(struct file *file, struct address_space *mapping, * the server. If the write is short, we'll end up doing a sync write * instead. */ - if (len == PAGE_CACHE_SIZE) + if (len == PAGE_SIZE) goto out; /* @@ -3718,7 +3718,7 @@ static int cifs_write_begin(struct file *file, struct address_space *mapping, (offset == 0 && (pos + len) >= i_size)) { zero_user_segments(page, 0, offset, offset + len, - PAGE_CACHE_SIZE); + PAGE_SIZE); /* * PageChecked means that the parts of the page * to which we're not writing are considered up @@ -3737,7 +3737,7 @@ static int cifs_write_begin(struct file *file, struct address_space *mapping, * do a sync write instead since PG_uptodate isn't set. */ cifs_readpage_worker(file, page, &page_start); - page_cache_release(page); + put_page(page); oncethru = 1; goto start; } else { @@ -3764,7 +3764,7 @@ static void cifs_invalidate_page(struct page *page, unsigned int offset, { struct cifsInodeInfo *cifsi = CIFS_I(page->mapping->host); - if (offset == 0 && length == PAGE_CACHE_SIZE) + if (offset == 0 && length == PAGE_SIZE) cifs_fscache_invalidate_page(page, &cifsi->vfs_inode); } @@ -3772,7 +3772,7 @@ static int cifs_launder_page(struct page *page) { int rc = 0; loff_t range_start = page_offset(page); - loff_t range_end = range_start + (loff_t)(PAGE_CACHE_SIZE - 1); + loff_t range_end = range_start + (loff_t)(PAGE_SIZE - 1); struct writeback_control wbc = { .sync_mode = WB_SYNC_ALL, .nr_to_write = 0, diff --git a/fs/cifs/inode.c b/fs/cifs/inode.c index aeb26dbfa1bf2dbfb2d111316064d240ef807336..5f9ad5c42180909e4aeeb2ab9edc68e41a478559 100644 --- a/fs/cifs/inode.c +++ b/fs/cifs/inode.c @@ -59,7 +59,7 @@ static void cifs_set_ops(struct inode *inode) /* check if server can support readpages */ if (cifs_sb_master_tcon(cifs_sb)->ses->server->maxBuf < - PAGE_CACHE_SIZE + MAX_CIFS_HDR_SIZE) + PAGE_SIZE + MAX_CIFS_HDR_SIZE) inode->i_data.a_ops = &cifs_addr_ops_smallbuf; else inode->i_data.a_ops = &cifs_addr_ops; @@ -2019,8 +2019,8 @@ int cifs_getattr(struct vfsmount *mnt, struct dentry *dentry, static int cifs_truncate_page(struct address_space *mapping, loff_t from) { - pgoff_t index = from >> PAGE_CACHE_SHIFT; - unsigned offset = from & (PAGE_CACHE_SIZE - 1); + pgoff_t index = from >> PAGE_SHIFT; + unsigned offset = from & (PAGE_SIZE - 1); struct page *page; int rc = 0; @@ -2028,9 +2028,9 @@ static int cifs_truncate_page(struct address_space *mapping, loff_t from) if (!page) return -ENOMEM; - zero_user_segment(page, offset, PAGE_CACHE_SIZE); + zero_user_segment(page, offset, PAGE_SIZE); unlock_page(page); - page_cache_release(page); + put_page(page); return rc; } diff --git a/fs/configfs/mount.c b/fs/configfs/mount.c index a8f3b589a2dfe5f030f4073aa46d79b965c77dc5..cfd91320e869f5ba6053f7364707310a18e68318 100644 --- a/fs/configfs/mount.c +++ b/fs/configfs/mount.c @@ -71,8 +71,8 @@ static int configfs_fill_super(struct super_block *sb, void *data, int silent) struct inode *inode; struct dentry *root; - sb->s_blocksize = PAGE_CACHE_SIZE; - sb->s_blocksize_bits = PAGE_CACHE_SHIFT; + sb->s_blocksize = PAGE_SIZE; + sb->s_blocksize_bits = PAGE_SHIFT; sb->s_magic = CONFIGFS_MAGIC; sb->s_op = &configfs_ops; sb->s_time_gran = 1; diff --git a/fs/cramfs/README b/fs/cramfs/README index 445d1c2d7646751da385cddd50fa220952c49a6b..9d4e7ea311f455846b84b8b521d7d25a9ba20ffa 100644 --- a/fs/cramfs/README +++ b/fs/cramfs/README @@ -86,26 +86,26 @@ Block Size (Block size in cramfs refers to the size of input data that is compressed at a time. It's intended to be somewhere around -PAGE_CACHE_SIZE for cramfs_readpage's convenience.) +PAGE_SIZE for cramfs_readpage's convenience.) The superblock ought to indicate the block size that the fs was written for, since comments in indicate that -PAGE_CACHE_SIZE may grow in future (if I interpret the comment +PAGE_SIZE may grow in future (if I interpret the comment correctly). -Currently, mkcramfs #define's PAGE_CACHE_SIZE as 4096 and uses that -for blksize, whereas Linux-2.3.39 uses its PAGE_CACHE_SIZE, which in +Currently, mkcramfs #define's PAGE_SIZE as 4096 and uses that +for blksize, whereas Linux-2.3.39 uses its PAGE_SIZE, which in turn is defined as PAGE_SIZE (which can be as large as 32KB on arm). This discrepancy is a bug, though it's not clear which should be changed. -One option is to change mkcramfs to take its PAGE_CACHE_SIZE from +One option is to change mkcramfs to take its PAGE_SIZE from . Personally I don't like this option, but it does require the least amount of change: just change `#define -PAGE_CACHE_SIZE (4096)' to `#include '. The disadvantage +PAGE_SIZE (4096)' to `#include '. The disadvantage is that the generated cramfs cannot always be shared between different kernels, not even necessarily kernels of the same architecture if -PAGE_CACHE_SIZE is subject to change between kernel versions +PAGE_SIZE is subject to change between kernel versions (currently possible with arm and ia64). The remaining options try to make cramfs more sharable. @@ -126,22 +126,22 @@ size. The options are: 1. Always 4096 bytes. 2. Writer chooses blocksize; kernel adapts but rejects blocksize > - PAGE_CACHE_SIZE. + PAGE_SIZE. 3. Writer chooses blocksize; kernel adapts even to blocksize > - PAGE_CACHE_SIZE. + PAGE_SIZE. It's easy enough to change the kernel to use a smaller value than -PAGE_CACHE_SIZE: just make cramfs_readpage read multiple blocks. +PAGE_SIZE: just make cramfs_readpage read multiple blocks. -The cost of option 1 is that kernels with a larger PAGE_CACHE_SIZE +The cost of option 1 is that kernels with a larger PAGE_SIZE value don't get as good compression as they can. The cost of option 2 relative to option 1 is that the code uses variables instead of #define'd constants. The gain is that people -with kernels having larger PAGE_CACHE_SIZE can make use of that if +with kernels having larger PAGE_SIZE can make use of that if they don't mind their cramfs being inaccessible to kernels with -smaller PAGE_CACHE_SIZE values. +smaller PAGE_SIZE values. Option 3 is easy to implement if we don't mind being CPU-inefficient: e.g. get readpage to decompress to a buffer of size MAX_BLKSIZE (which diff --git a/fs/cramfs/inode.c b/fs/cramfs/inode.c index b862bc219cd7c7d269a7ba9e786559d1595315d7..3a32ddf98095faad5f56d2332ab35ef110e90e58 100644 --- a/fs/cramfs/inode.c +++ b/fs/cramfs/inode.c @@ -137,7 +137,7 @@ static struct inode *get_cramfs_inode(struct super_block *sb, * page cache and dentry tree anyway.. * * This also acts as a way to guarantee contiguous areas of up to - * BLKS_PER_BUF*PAGE_CACHE_SIZE, so that the caller doesn't need to + * BLKS_PER_BUF*PAGE_SIZE, so that the caller doesn't need to * worry about end-of-buffer issues even when decompressing a full * page cache. */ @@ -152,7 +152,7 @@ static struct inode *get_cramfs_inode(struct super_block *sb, */ #define BLKS_PER_BUF_SHIFT (2) #define BLKS_PER_BUF (1 << BLKS_PER_BUF_SHIFT) -#define BUFFER_SIZE (BLKS_PER_BUF*PAGE_CACHE_SIZE) +#define BUFFER_SIZE (BLKS_PER_BUF*PAGE_SIZE) static unsigned char read_buffers[READ_BUFFERS][BUFFER_SIZE]; static unsigned buffer_blocknr[READ_BUFFERS]; @@ -173,8 +173,8 @@ static void *cramfs_read(struct super_block *sb, unsigned int offset, unsigned i if (!len) return NULL; - blocknr = offset >> PAGE_CACHE_SHIFT; - offset &= PAGE_CACHE_SIZE - 1; + blocknr = offset >> PAGE_SHIFT; + offset &= PAGE_SIZE - 1; /* Check if an existing buffer already has the data.. */ for (i = 0; i < READ_BUFFERS; i++) { @@ -184,14 +184,14 @@ static void *cramfs_read(struct super_block *sb, unsigned int offset, unsigned i continue; if (blocknr < buffer_blocknr[i]) continue; - blk_offset = (blocknr - buffer_blocknr[i]) << PAGE_CACHE_SHIFT; + blk_offset = (blocknr - buffer_blocknr[i]) << PAGE_SHIFT; blk_offset += offset; if (blk_offset + len > BUFFER_SIZE) continue; return read_buffers[i] + blk_offset; } - devsize = mapping->host->i_size >> PAGE_CACHE_SHIFT; + devsize = mapping->host->i_size >> PAGE_SHIFT; /* Ok, read in BLKS_PER_BUF pages completely first. */ for (i = 0; i < BLKS_PER_BUF; i++) { @@ -213,7 +213,7 @@ static void *cramfs_read(struct super_block *sb, unsigned int offset, unsigned i wait_on_page_locked(page); if (!PageUptodate(page)) { /* asynchronous error */ - page_cache_release(page); + put_page(page); pages[i] = NULL; } } @@ -229,12 +229,12 @@ static void *cramfs_read(struct super_block *sb, unsigned int offset, unsigned i struct page *page = pages[i]; if (page) { - memcpy(data, kmap(page), PAGE_CACHE_SIZE); + memcpy(data, kmap(page), PAGE_SIZE); kunmap(page); - page_cache_release(page); + put_page(page); } else - memset(data, 0, PAGE_CACHE_SIZE); - data += PAGE_CACHE_SIZE; + memset(data, 0, PAGE_SIZE); + data += PAGE_SIZE; } return read_buffers[buffer] + offset; } @@ -353,7 +353,7 @@ static int cramfs_statfs(struct dentry *dentry, struct kstatfs *buf) u64 id = huge_encode_dev(sb->s_bdev->bd_dev); buf->f_type = CRAMFS_MAGIC; - buf->f_bsize = PAGE_CACHE_SIZE; + buf->f_bsize = PAGE_SIZE; buf->f_blocks = CRAMFS_SB(sb)->blocks; buf->f_bfree = 0; buf->f_bavail = 0; @@ -496,7 +496,7 @@ static int cramfs_readpage(struct file *file, struct page *page) int bytes_filled; void *pgdata; - maxblock = (inode->i_size + PAGE_CACHE_SIZE - 1) >> PAGE_CACHE_SHIFT; + maxblock = (inode->i_size + PAGE_SIZE - 1) >> PAGE_SHIFT; bytes_filled = 0; pgdata = kmap(page); @@ -516,14 +516,14 @@ static int cramfs_readpage(struct file *file, struct page *page) if (compr_len == 0) ; /* hole */ - else if (unlikely(compr_len > (PAGE_CACHE_SIZE << 1))) { + else if (unlikely(compr_len > (PAGE_SIZE << 1))) { pr_err("bad compressed blocksize %u\n", compr_len); goto err; } else { mutex_lock(&read_mutex); bytes_filled = cramfs_uncompress_block(pgdata, - PAGE_CACHE_SIZE, + PAGE_SIZE, cramfs_read(sb, start_offset, compr_len), compr_len); mutex_unlock(&read_mutex); @@ -532,7 +532,7 @@ static int cramfs_readpage(struct file *file, struct page *page) } } - memset(pgdata + bytes_filled, 0, PAGE_CACHE_SIZE - bytes_filled); + memset(pgdata + bytes_filled, 0, PAGE_SIZE - bytes_filled); flush_dcache_page(page); kunmap(page); SetPageUptodate(page); diff --git a/fs/crypto/crypto.c b/fs/crypto/crypto.c index 06cd1a22240b4c01c46469bab3e431c800f77d13..2fc8c43ce531de02379c93e85c03f95c0d3ca793 100644 --- a/fs/crypto/crypto.c +++ b/fs/crypto/crypto.c @@ -26,6 +26,7 @@ #include #include #include +#include #include #include @@ -81,13 +82,14 @@ EXPORT_SYMBOL(fscrypt_release_ctx); /** * fscrypt_get_ctx() - Gets an encryption context * @inode: The inode for which we are doing the crypto + * @gfp_flags: The gfp flag for memory allocation * * Allocates and initializes an encryption context. * * Return: An allocated and initialized encryption context on success; error * value or NULL otherwise. */ -struct fscrypt_ctx *fscrypt_get_ctx(struct inode *inode) +struct fscrypt_ctx *fscrypt_get_ctx(struct inode *inode, gfp_t gfp_flags) { struct fscrypt_ctx *ctx = NULL; struct fscrypt_info *ci = inode->i_crypt_info; @@ -113,7 +115,7 @@ struct fscrypt_ctx *fscrypt_get_ctx(struct inode *inode) list_del(&ctx->free_list); spin_unlock_irqrestore(&fscrypt_ctx_lock, flags); if (!ctx) { - ctx = kmem_cache_zalloc(fscrypt_ctx_cachep, GFP_NOFS); + ctx = kmem_cache_zalloc(fscrypt_ctx_cachep, gfp_flags); if (!ctx) return ERR_PTR(-ENOMEM); ctx->flags |= FS_CTX_REQUIRES_FREE_ENCRYPT_FL; @@ -147,7 +149,8 @@ typedef enum { static int do_page_crypto(struct inode *inode, fscrypt_direction_t rw, pgoff_t index, - struct page *src_page, struct page *dest_page) + struct page *src_page, struct page *dest_page, + gfp_t gfp_flags) { u8 xts_tweak[FS_XTS_TWEAK_SIZE]; struct skcipher_request *req = NULL; @@ -157,7 +160,7 @@ static int do_page_crypto(struct inode *inode, struct crypto_skcipher *tfm = ci->ci_ctfm; int res = 0; - req = skcipher_request_alloc(tfm, GFP_NOFS); + req = skcipher_request_alloc(tfm, gfp_flags); if (!req) { printk_ratelimited(KERN_ERR "%s: crypto_request_alloc() failed\n", @@ -175,10 +178,10 @@ static int do_page_crypto(struct inode *inode, FS_XTS_TWEAK_SIZE - sizeof(index)); sg_init_table(&dst, 1); - sg_set_page(&dst, dest_page, PAGE_CACHE_SIZE, 0); + sg_set_page(&dst, dest_page, PAGE_SIZE, 0); sg_init_table(&src, 1); - sg_set_page(&src, src_page, PAGE_CACHE_SIZE, 0); - skcipher_request_set_crypt(req, &src, &dst, PAGE_CACHE_SIZE, + sg_set_page(&src, src_page, PAGE_SIZE, 0); + skcipher_request_set_crypt(req, &src, &dst, PAGE_SIZE, xts_tweak); if (rw == FS_DECRYPT) res = crypto_skcipher_decrypt(req); @@ -199,10 +202,9 @@ static int do_page_crypto(struct inode *inode, return 0; } -static struct page *alloc_bounce_page(struct fscrypt_ctx *ctx) +static struct page *alloc_bounce_page(struct fscrypt_ctx *ctx, gfp_t gfp_flags) { - ctx->w.bounce_page = mempool_alloc(fscrypt_bounce_page_pool, - GFP_NOWAIT); + ctx->w.bounce_page = mempool_alloc(fscrypt_bounce_page_pool, gfp_flags); if (ctx->w.bounce_page == NULL) return ERR_PTR(-ENOMEM); ctx->flags |= FS_WRITE_PATH_FL; @@ -213,6 +215,7 @@ static struct page *alloc_bounce_page(struct fscrypt_ctx *ctx) * fscypt_encrypt_page() - Encrypts a page * @inode: The inode for which the encryption should take place * @plaintext_page: The page to encrypt. Must be locked. + * @gfp_flags: The gfp flag for memory allocation * * Allocates a ciphertext page and encrypts plaintext_page into it using the ctx * encryption context. @@ -225,7 +228,7 @@ static struct page *alloc_bounce_page(struct fscrypt_ctx *ctx) * error value or NULL. */ struct page *fscrypt_encrypt_page(struct inode *inode, - struct page *plaintext_page) + struct page *plaintext_page, gfp_t gfp_flags) { struct fscrypt_ctx *ctx; struct page *ciphertext_page = NULL; @@ -233,18 +236,19 @@ struct page *fscrypt_encrypt_page(struct inode *inode, BUG_ON(!PageLocked(plaintext_page)); - ctx = fscrypt_get_ctx(inode); + ctx = fscrypt_get_ctx(inode, gfp_flags); if (IS_ERR(ctx)) return (struct page *)ctx; /* The encryption operation will require a bounce page. */ - ciphertext_page = alloc_bounce_page(ctx); + ciphertext_page = alloc_bounce_page(ctx, gfp_flags); if (IS_ERR(ciphertext_page)) goto errout; ctx->w.control_page = plaintext_page; err = do_page_crypto(inode, FS_ENCRYPT, plaintext_page->index, - plaintext_page, ciphertext_page); + plaintext_page, ciphertext_page, + gfp_flags); if (err) { ciphertext_page = ERR_PTR(err); goto errout; @@ -275,7 +279,7 @@ int fscrypt_decrypt_page(struct page *page) BUG_ON(!PageLocked(page)); return do_page_crypto(page->mapping->host, - FS_DECRYPT, page->index, page, page); + FS_DECRYPT, page->index, page, page, GFP_NOFS); } EXPORT_SYMBOL(fscrypt_decrypt_page); @@ -287,13 +291,13 @@ int fscrypt_zeroout_range(struct inode *inode, pgoff_t lblk, struct bio *bio; int ret, err = 0; - BUG_ON(inode->i_sb->s_blocksize != PAGE_CACHE_SIZE); + BUG_ON(inode->i_sb->s_blocksize != PAGE_SIZE); - ctx = fscrypt_get_ctx(inode); + ctx = fscrypt_get_ctx(inode, GFP_NOFS); if (IS_ERR(ctx)) return PTR_ERR(ctx); - ciphertext_page = alloc_bounce_page(ctx); + ciphertext_page = alloc_bounce_page(ctx, GFP_NOWAIT); if (IS_ERR(ciphertext_page)) { err = PTR_ERR(ciphertext_page); goto errout; @@ -301,11 +305,12 @@ int fscrypt_zeroout_range(struct inode *inode, pgoff_t lblk, while (len--) { err = do_page_crypto(inode, FS_ENCRYPT, lblk, - ZERO_PAGE(0), ciphertext_page); + ZERO_PAGE(0), ciphertext_page, + GFP_NOFS); if (err) goto errout; - bio = bio_alloc(GFP_KERNEL, 1); + bio = bio_alloc(GFP_NOWAIT, 1); if (!bio) { err = -ENOMEM; goto errout; @@ -345,13 +350,20 @@ EXPORT_SYMBOL(fscrypt_zeroout_range); */ static int fscrypt_d_revalidate(struct dentry *dentry, unsigned int flags) { - struct inode *dir = d_inode(dentry->d_parent); - struct fscrypt_info *ci = dir->i_crypt_info; + struct dentry *dir; + struct fscrypt_info *ci; int dir_has_key, cached_with_key; - if (!dir->i_sb->s_cop->is_encrypted(dir)) + if (flags & LOOKUP_RCU) + return -ECHILD; + + dir = dget_parent(dentry); + if (!d_inode(dir)->i_sb->s_cop->is_encrypted(d_inode(dir))) { + dput(dir); return 0; + } + ci = d_inode(dir)->i_crypt_info; if (ci && ci->ci_keyring_key && (ci->ci_keyring_key->flags & ((1 << KEY_FLAG_INVALIDATED) | (1 << KEY_FLAG_REVOKED) | @@ -363,6 +375,7 @@ static int fscrypt_d_revalidate(struct dentry *dentry, unsigned int flags) cached_with_key = dentry->d_flags & DCACHE_ENCRYPTED_WITH_KEY; spin_unlock(&dentry->d_lock); dir_has_key = (ci != NULL); + dput(dir); /* * If the dentry was cached without the key, and it is a diff --git a/fs/dax.c b/fs/dax.c index 90322eb7498c13289a346ce82a64d8ab34c23851..75ba46d82a761cc8aced5e8ed2041a1d2c336e60 100644 --- a/fs/dax.c +++ b/fs/dax.c @@ -323,7 +323,7 @@ static int dax_load_hole(struct address_space *mapping, struct page *page, size = (i_size_read(inode) + PAGE_SIZE - 1) >> PAGE_SHIFT; if (vmf->pgoff >= size) { unlock_page(page); - page_cache_release(page); + put_page(page); return VM_FAULT_SIGBUS; } @@ -351,7 +351,7 @@ static int copy_user_bh(struct page *to, struct inode *inode, } #define NO_SECTOR -1 -#define DAX_PMD_INDEX(page_index) (page_index & (PMD_MASK >> PAGE_CACHE_SHIFT)) +#define DAX_PMD_INDEX(page_index) (page_index & (PMD_MASK >> PAGE_SHIFT)) static int dax_radix_entry(struct address_space *mapping, pgoff_t index, sector_t sector, bool pmd_entry, bool dirty) @@ -506,8 +506,8 @@ int dax_writeback_mapping_range(struct address_space *mapping, if (!mapping->nrexceptional || wbc->sync_mode != WB_SYNC_ALL) return 0; - start_index = wbc->range_start >> PAGE_CACHE_SHIFT; - end_index = wbc->range_end >> PAGE_CACHE_SHIFT; + start_index = wbc->range_start >> PAGE_SHIFT; + end_index = wbc->range_end >> PAGE_SHIFT; pmd_index = DAX_PMD_INDEX(start_index); rcu_read_lock(); @@ -642,12 +642,12 @@ int __dax_fault(struct vm_area_struct *vma, struct vm_fault *vmf, page = find_get_page(mapping, vmf->pgoff); if (page) { if (!lock_page_or_retry(page, vma->vm_mm, vmf->flags)) { - page_cache_release(page); + put_page(page); return VM_FAULT_RETRY; } if (unlikely(page->mapping != mapping)) { unlock_page(page); - page_cache_release(page); + put_page(page); goto repeat; } size = (i_size_read(inode) + PAGE_SIZE - 1) >> PAGE_SHIFT; @@ -711,10 +711,10 @@ int __dax_fault(struct vm_area_struct *vma, struct vm_fault *vmf, if (page) { unmap_mapping_range(mapping, vmf->pgoff << PAGE_SHIFT, - PAGE_CACHE_SIZE, 0); + PAGE_SIZE, 0); delete_from_page_cache(page); unlock_page(page); - page_cache_release(page); + put_page(page); page = NULL; } @@ -747,7 +747,7 @@ int __dax_fault(struct vm_area_struct *vma, struct vm_fault *vmf, unlock_page: if (page) { unlock_page(page); - page_cache_release(page); + put_page(page); } goto out; } @@ -1094,7 +1094,7 @@ EXPORT_SYMBOL_GPL(dax_pfn_mkwrite); * you are truncating a file, the helper function dax_truncate_page() may be * more convenient. * - * We work in terms of PAGE_CACHE_SIZE here for commonality with + * We work in terms of PAGE_SIZE here for commonality with * block_truncate_page(), but we could go down to PAGE_SIZE if the filesystem * took care of disposing of the unnecessary blocks. Even if the filesystem * block size is smaller than PAGE_SIZE, we have to zero the rest of the page @@ -1104,18 +1104,18 @@ int dax_zero_page_range(struct inode *inode, loff_t from, unsigned length, get_block_t get_block) { struct buffer_head bh; - pgoff_t index = from >> PAGE_CACHE_SHIFT; - unsigned offset = from & (PAGE_CACHE_SIZE-1); + pgoff_t index = from >> PAGE_SHIFT; + unsigned offset = from & (PAGE_SIZE-1); int err; /* Block boundary? Nothing to do */ if (!length) return 0; - BUG_ON((offset + length) > PAGE_CACHE_SIZE); + BUG_ON((offset + length) > PAGE_SIZE); memset(&bh, 0, sizeof(bh)); bh.b_bdev = inode->i_sb->s_bdev; - bh.b_size = PAGE_CACHE_SIZE; + bh.b_size = PAGE_SIZE; err = get_block(inode, index, &bh, 0); if (err < 0) return err; @@ -1123,7 +1123,7 @@ int dax_zero_page_range(struct inode *inode, loff_t from, unsigned length, struct block_device *bdev = bh.b_bdev; struct blk_dax_ctl dax = { .sector = to_sector(&bh, inode), - .size = PAGE_CACHE_SIZE, + .size = PAGE_SIZE, }; if (dax_map_atomic(bdev, &dax) < 0) @@ -1146,7 +1146,7 @@ EXPORT_SYMBOL_GPL(dax_zero_page_range); * Similar to block_truncate_page(), this function can be called by a * filesystem when it is truncating a DAX file to handle the partial page. * - * We work in terms of PAGE_CACHE_SIZE here for commonality with + * We work in terms of PAGE_SIZE here for commonality with * block_truncate_page(), but we could go down to PAGE_SIZE if the filesystem * took care of disposing of the unnecessary blocks. Even if the filesystem * block size is smaller than PAGE_SIZE, we have to zero the rest of the page @@ -1154,7 +1154,7 @@ EXPORT_SYMBOL_GPL(dax_zero_page_range); */ int dax_truncate_page(struct inode *inode, loff_t from, get_block_t get_block) { - unsigned length = PAGE_CACHE_ALIGN(from) - from; + unsigned length = PAGE_ALIGN(from) - from; return dax_zero_page_range(inode, from, length, get_block); } EXPORT_SYMBOL_GPL(dax_truncate_page); diff --git a/fs/dcache.c b/fs/dcache.c index 32ceae3e611297a9e2ff99c6be92c544026c870d..d5ecc6e477daa3ef63d630a42954ea57cb6d1e5b 100644 --- a/fs/dcache.c +++ b/fs/dcache.c @@ -1667,7 +1667,8 @@ void d_set_d_op(struct dentry *dentry, const struct dentry_operations *op) DCACHE_OP_REVALIDATE | DCACHE_OP_WEAK_REVALIDATE | DCACHE_OP_DELETE | - DCACHE_OP_SELECT_INODE)); + DCACHE_OP_SELECT_INODE | + DCACHE_OP_REAL)); dentry->d_op = op; if (!op) return; @@ -1685,6 +1686,8 @@ void d_set_d_op(struct dentry *dentry, const struct dentry_operations *op) dentry->d_flags |= DCACHE_OP_PRUNE; if (op->d_select_inode) dentry->d_flags |= DCACHE_OP_SELECT_INODE; + if (op->d_real) + dentry->d_flags |= DCACHE_OP_REAL; } EXPORT_SYMBOL(d_set_d_op); diff --git a/fs/debugfs/inode.c b/fs/debugfs/inode.c index bece948b363df5b8d331252cd9468d1bfebead68..8580831ed237f4e81df7eb607bcd1a89c3766f33 100644 --- a/fs/debugfs/inode.c +++ b/fs/debugfs/inode.c @@ -457,7 +457,7 @@ struct dentry *debugfs_create_automount(const char *name, if (unlikely(!inode)) return failed_creating(dentry); - inode->i_mode = S_IFDIR | S_IRWXU | S_IRUGO | S_IXUGO; + make_empty_dir_inode(inode); inode->i_flags |= S_AUTOMOUNT; inode->i_private = data; dentry->d_fsdata = (void *)f; diff --git a/fs/direct-io.c b/fs/direct-io.c index 476f1ecbd1f0e585171b8dfa2970ada3cb5cc2c7..472037732daf00c093846a93967a4858f0e382c7 100644 --- a/fs/direct-io.c +++ b/fs/direct-io.c @@ -172,7 +172,7 @@ static inline int dio_refill_pages(struct dio *dio, struct dio_submit *sdio) */ if (dio->page_errors == 0) dio->page_errors = ret; - page_cache_get(page); + get_page(page); dio->pages[0] = page; sdio->head = 0; sdio->tail = 1; @@ -424,7 +424,7 @@ static inline void dio_bio_submit(struct dio *dio, struct dio_submit *sdio) static inline void dio_cleanup(struct dio *dio, struct dio_submit *sdio) { while (sdio->head < sdio->tail) - page_cache_release(dio->pages[sdio->head++]); + put_page(dio->pages[sdio->head++]); } /* @@ -487,7 +487,7 @@ static int dio_bio_complete(struct dio *dio, struct bio *bio) if (dio->rw == READ && !PageCompound(page) && dio->should_dirty) set_page_dirty_lock(page); - page_cache_release(page); + put_page(page); } err = bio->bi_error; bio_put(bio); @@ -696,7 +696,7 @@ static inline int dio_bio_add_page(struct dio_submit *sdio) */ if ((sdio->cur_page_len + sdio->cur_page_offset) == PAGE_SIZE) sdio->pages_in_io--; - page_cache_get(sdio->cur_page); + get_page(sdio->cur_page); sdio->final_block_in_bio = sdio->cur_page_block + (sdio->cur_page_len >> sdio->blkbits); ret = 0; @@ -810,13 +810,13 @@ submit_page_section(struct dio *dio, struct dio_submit *sdio, struct page *page, */ if (sdio->cur_page) { ret = dio_send_cur_page(dio, sdio, map_bh); - page_cache_release(sdio->cur_page); + put_page(sdio->cur_page); sdio->cur_page = NULL; if (ret) return ret; } - page_cache_get(page); /* It is in dio */ + get_page(page); /* It is in dio */ sdio->cur_page = page; sdio->cur_page_offset = offset; sdio->cur_page_len = len; @@ -830,7 +830,7 @@ submit_page_section(struct dio *dio, struct dio_submit *sdio, struct page *page, if (sdio->boundary) { ret = dio_send_cur_page(dio, sdio, map_bh); dio_bio_submit(dio, sdio); - page_cache_release(sdio->cur_page); + put_page(sdio->cur_page); sdio->cur_page = NULL; } return ret; @@ -947,7 +947,7 @@ static int do_direct_IO(struct dio *dio, struct dio_submit *sdio, ret = get_more_blocks(dio, sdio, map_bh); if (ret) { - page_cache_release(page); + put_page(page); goto out; } if (!buffer_mapped(map_bh)) @@ -988,7 +988,7 @@ static int do_direct_IO(struct dio *dio, struct dio_submit *sdio, /* AKPM: eargh, -ENOTBLK is a hack */ if (dio->rw & WRITE) { - page_cache_release(page); + put_page(page); return -ENOTBLK; } @@ -1001,7 +1001,7 @@ static int do_direct_IO(struct dio *dio, struct dio_submit *sdio, if (sdio->block_in_file >= i_size_aligned >> blkbits) { /* We hit eof */ - page_cache_release(page); + put_page(page); goto out; } zero_user(page, from, 1 << blkbits); @@ -1041,7 +1041,7 @@ static int do_direct_IO(struct dio *dio, struct dio_submit *sdio, sdio->next_block_for_io, map_bh); if (ret) { - page_cache_release(page); + put_page(page); goto out; } sdio->next_block_for_io += this_chunk_blocks; @@ -1057,7 +1057,7 @@ static int do_direct_IO(struct dio *dio, struct dio_submit *sdio, } /* Drop the ref which was taken in get_user_pages() */ - page_cache_release(page); + put_page(page); } out: return ret; @@ -1281,7 +1281,7 @@ do_blockdev_direct_IO(struct kiocb *iocb, struct inode *inode, ret2 = dio_send_cur_page(dio, &sdio, &map_bh); if (retval == 0) retval = ret2; - page_cache_release(sdio.cur_page); + put_page(sdio.cur_page); sdio.cur_page = NULL; } if (sdio.bio) diff --git a/fs/dlm/lowcomms.c b/fs/dlm/lowcomms.c index 00640e70ed7ae6175b328575ff109aa27c73ab1d..1ab012a27d9f3b209e6d943741a0f9b9c974201d 100644 --- a/fs/dlm/lowcomms.c +++ b/fs/dlm/lowcomms.c @@ -640,7 +640,7 @@ static int receive_from_sock(struct connection *con) con->rx_page = alloc_page(GFP_ATOMIC); if (con->rx_page == NULL) goto out_resched; - cbuf_init(&con->cb, PAGE_CACHE_SIZE); + cbuf_init(&con->cb, PAGE_SIZE); } /* @@ -657,7 +657,7 @@ static int receive_from_sock(struct connection *con) * buffer and the start of the currently used section (cb.base) */ if (cbuf_data(&con->cb) >= con->cb.base) { - iov[0].iov_len = PAGE_CACHE_SIZE - cbuf_data(&con->cb); + iov[0].iov_len = PAGE_SIZE - cbuf_data(&con->cb); iov[1].iov_len = con->cb.base; iov[1].iov_base = page_address(con->rx_page); nvec = 2; @@ -675,7 +675,7 @@ static int receive_from_sock(struct connection *con) ret = dlm_process_incoming_buffer(con->nodeid, page_address(con->rx_page), con->cb.base, con->cb.len, - PAGE_CACHE_SIZE); + PAGE_SIZE); if (ret == -EBADMSG) { log_print("lowcomms: addr=%p, base=%u, len=%u, read=%d", page_address(con->rx_page), con->cb.base, @@ -1416,7 +1416,7 @@ void *dlm_lowcomms_get_buffer(int nodeid, int len, gfp_t allocation, char **ppc) spin_lock(&con->writequeue_lock); e = list_entry(con->writequeue.prev, struct writequeue_entry, list); if ((&e->list == &con->writequeue) || - (PAGE_CACHE_SIZE - e->end < len)) { + (PAGE_SIZE - e->end < len)) { e = NULL; } else { offset = e->end; diff --git a/fs/ecryptfs/crypto.c b/fs/ecryptfs/crypto.c index 64026e53722a2f20c9aef8e2bda6f73087b87b6b..d09cb4cdd09f18e56e0f4135d810c732cc609365 100644 --- a/fs/ecryptfs/crypto.c +++ b/fs/ecryptfs/crypto.c @@ -286,7 +286,7 @@ int virt_to_scatterlist(const void *addr, int size, struct scatterlist *sg, pg = virt_to_page(addr); offset = offset_in_page(addr); sg_set_page(&sg[i], pg, 0, offset); - remainder_of_page = PAGE_CACHE_SIZE - offset; + remainder_of_page = PAGE_SIZE - offset; if (size >= remainder_of_page) { sg[i].length = remainder_of_page; addr += remainder_of_page; @@ -400,7 +400,7 @@ static loff_t lower_offset_for_page(struct ecryptfs_crypt_stat *crypt_stat, struct page *page) { return ecryptfs_lower_header_size(crypt_stat) + - ((loff_t)page->index << PAGE_CACHE_SHIFT); + ((loff_t)page->index << PAGE_SHIFT); } /** @@ -428,7 +428,7 @@ static int crypt_extent(struct ecryptfs_crypt_stat *crypt_stat, size_t extent_size = crypt_stat->extent_size; int rc; - extent_base = (((loff_t)page_index) * (PAGE_CACHE_SIZE / extent_size)); + extent_base = (((loff_t)page_index) * (PAGE_SIZE / extent_size)); rc = ecryptfs_derive_iv(extent_iv, crypt_stat, (extent_base + extent_offset)); if (rc) { @@ -498,7 +498,7 @@ int ecryptfs_encrypt_page(struct page *page) } for (extent_offset = 0; - extent_offset < (PAGE_CACHE_SIZE / crypt_stat->extent_size); + extent_offset < (PAGE_SIZE / crypt_stat->extent_size); extent_offset++) { rc = crypt_extent(crypt_stat, enc_extent_page, page, extent_offset, ENCRYPT); @@ -512,7 +512,7 @@ int ecryptfs_encrypt_page(struct page *page) lower_offset = lower_offset_for_page(crypt_stat, page); enc_extent_virt = kmap(enc_extent_page); rc = ecryptfs_write_lower(ecryptfs_inode, enc_extent_virt, lower_offset, - PAGE_CACHE_SIZE); + PAGE_SIZE); kunmap(enc_extent_page); if (rc < 0) { ecryptfs_printk(KERN_ERR, @@ -560,7 +560,7 @@ int ecryptfs_decrypt_page(struct page *page) lower_offset = lower_offset_for_page(crypt_stat, page); page_virt = kmap(page); - rc = ecryptfs_read_lower(page_virt, lower_offset, PAGE_CACHE_SIZE, + rc = ecryptfs_read_lower(page_virt, lower_offset, PAGE_SIZE, ecryptfs_inode); kunmap(page); if (rc < 0) { @@ -571,7 +571,7 @@ int ecryptfs_decrypt_page(struct page *page) } for (extent_offset = 0; - extent_offset < (PAGE_CACHE_SIZE / crypt_stat->extent_size); + extent_offset < (PAGE_SIZE / crypt_stat->extent_size); extent_offset++) { rc = crypt_extent(crypt_stat, page, page, extent_offset, DECRYPT); @@ -659,11 +659,11 @@ void ecryptfs_set_default_sizes(struct ecryptfs_crypt_stat *crypt_stat) if (crypt_stat->flags & ECRYPTFS_METADATA_IN_XATTR) crypt_stat->metadata_size = ECRYPTFS_MINIMUM_HEADER_EXTENT_SIZE; else { - if (PAGE_CACHE_SIZE <= ECRYPTFS_MINIMUM_HEADER_EXTENT_SIZE) + if (PAGE_SIZE <= ECRYPTFS_MINIMUM_HEADER_EXTENT_SIZE) crypt_stat->metadata_size = ECRYPTFS_MINIMUM_HEADER_EXTENT_SIZE; else - crypt_stat->metadata_size = PAGE_CACHE_SIZE; + crypt_stat->metadata_size = PAGE_SIZE; } } @@ -1442,7 +1442,7 @@ int ecryptfs_read_metadata(struct dentry *ecryptfs_dentry) ECRYPTFS_VALIDATE_HEADER_SIZE); if (rc) { /* metadata is not in the file header, so try xattrs */ - memset(page_virt, 0, PAGE_CACHE_SIZE); + memset(page_virt, 0, PAGE_SIZE); rc = ecryptfs_read_xattr_region(page_virt, ecryptfs_inode); if (rc) { printk(KERN_DEBUG "Valid eCryptfs headers not found in " @@ -1475,7 +1475,7 @@ int ecryptfs_read_metadata(struct dentry *ecryptfs_dentry) } out: if (page_virt) { - memset(page_virt, 0, PAGE_CACHE_SIZE); + memset(page_virt, 0, PAGE_SIZE); kmem_cache_free(ecryptfs_header_cache, page_virt); } return rc; diff --git a/fs/ecryptfs/inode.c b/fs/ecryptfs/inode.c index 121114e9a464318c1a9b97668d4348a995d9f338..224b49e71aa437ff36aa79bf111c1e536a9a625d 100644 --- a/fs/ecryptfs/inode.c +++ b/fs/ecryptfs/inode.c @@ -763,10 +763,10 @@ static int truncate_upper(struct dentry *dentry, struct iattr *ia, } else { /* ia->ia_size < i_size_read(inode) */ /* We're chopping off all the pages down to the page * in which ia->ia_size is located. Fill in the end of - * that page from (ia->ia_size & ~PAGE_CACHE_MASK) to - * PAGE_CACHE_SIZE with zeros. */ - size_t num_zeros = (PAGE_CACHE_SIZE - - (ia->ia_size & ~PAGE_CACHE_MASK)); + * that page from (ia->ia_size & ~PAGE_MASK) to + * PAGE_SIZE with zeros. */ + size_t num_zeros = (PAGE_SIZE + - (ia->ia_size & ~PAGE_MASK)); if (!(crypt_stat->flags & ECRYPTFS_ENCRYPTED)) { truncate_setsize(inode, ia->ia_size); diff --git a/fs/ecryptfs/keystore.c b/fs/ecryptfs/keystore.c index 9893d15381222481e3c142b7934e8bd934cf4215..3cf1546dca8257677572db866f86e3f2190a918e 100644 --- a/fs/ecryptfs/keystore.c +++ b/fs/ecryptfs/keystore.c @@ -1798,7 +1798,7 @@ int ecryptfs_parse_packet_set(struct ecryptfs_crypt_stat *crypt_stat, * added the our &auth_tok_list */ next_packet_is_auth_tok_packet = 1; while (next_packet_is_auth_tok_packet) { - size_t max_packet_size = ((PAGE_CACHE_SIZE - 8) - i); + size_t max_packet_size = ((PAGE_SIZE - 8) - i); switch (src[i]) { case ECRYPTFS_TAG_3_PACKET_TYPE: diff --git a/fs/ecryptfs/main.c b/fs/ecryptfs/main.c index 8b0b4a73116d07f354b45237e62662961594fa0d..1698132d0e576d4fea3690f56190242de33645fc 100644 --- a/fs/ecryptfs/main.c +++ b/fs/ecryptfs/main.c @@ -695,12 +695,12 @@ static struct ecryptfs_cache_info { { .cache = &ecryptfs_header_cache, .name = "ecryptfs_headers", - .size = PAGE_CACHE_SIZE, + .size = PAGE_SIZE, }, { .cache = &ecryptfs_xattr_cache, .name = "ecryptfs_xattr_cache", - .size = PAGE_CACHE_SIZE, + .size = PAGE_SIZE, }, { .cache = &ecryptfs_key_record_cache, @@ -818,7 +818,7 @@ static int __init ecryptfs_init(void) { int rc; - if (ECRYPTFS_DEFAULT_EXTENT_SIZE > PAGE_CACHE_SIZE) { + if (ECRYPTFS_DEFAULT_EXTENT_SIZE > PAGE_SIZE) { rc = -EINVAL; ecryptfs_printk(KERN_ERR, "The eCryptfs extent size is " "larger than the host's page size, and so " @@ -826,7 +826,7 @@ static int __init ecryptfs_init(void) "default eCryptfs extent size is [%u] bytes; " "the page size is [%lu] bytes.\n", ECRYPTFS_DEFAULT_EXTENT_SIZE, - (unsigned long)PAGE_CACHE_SIZE); + (unsigned long)PAGE_SIZE); goto out; } rc = ecryptfs_init_kmem_caches(); diff --git a/fs/ecryptfs/mmap.c b/fs/ecryptfs/mmap.c index 1f5865263b3eff32fed493480ce9ff7b72759af2..e6b1d80952b91d7dda9a3689fe018cf215ec5a11 100644 --- a/fs/ecryptfs/mmap.c +++ b/fs/ecryptfs/mmap.c @@ -122,7 +122,7 @@ ecryptfs_copy_up_encrypted_with_header(struct page *page, struct ecryptfs_crypt_stat *crypt_stat) { loff_t extent_num_in_page = 0; - loff_t num_extents_per_page = (PAGE_CACHE_SIZE + loff_t num_extents_per_page = (PAGE_SIZE / crypt_stat->extent_size); int rc = 0; @@ -138,7 +138,7 @@ ecryptfs_copy_up_encrypted_with_header(struct page *page, char *page_virt; page_virt = kmap_atomic(page); - memset(page_virt, 0, PAGE_CACHE_SIZE); + memset(page_virt, 0, PAGE_SIZE); /* TODO: Support more than one header extent */ if (view_extent_num == 0) { size_t written; @@ -164,8 +164,8 @@ ecryptfs_copy_up_encrypted_with_header(struct page *page, - crypt_stat->metadata_size); rc = ecryptfs_read_lower_page_segment( - page, (lower_offset >> PAGE_CACHE_SHIFT), - (lower_offset & ~PAGE_CACHE_MASK), + page, (lower_offset >> PAGE_SHIFT), + (lower_offset & ~PAGE_MASK), crypt_stat->extent_size, page->mapping->host); if (rc) { printk(KERN_ERR "%s: Error attempting to read " @@ -198,7 +198,7 @@ static int ecryptfs_readpage(struct file *file, struct page *page) if (!crypt_stat || !(crypt_stat->flags & ECRYPTFS_ENCRYPTED)) { rc = ecryptfs_read_lower_page_segment(page, page->index, 0, - PAGE_CACHE_SIZE, + PAGE_SIZE, page->mapping->host); } else if (crypt_stat->flags & ECRYPTFS_VIEW_AS_ENCRYPTED) { if (crypt_stat->flags & ECRYPTFS_METADATA_IN_XATTR) { @@ -215,7 +215,7 @@ static int ecryptfs_readpage(struct file *file, struct page *page) } else { rc = ecryptfs_read_lower_page_segment( - page, page->index, 0, PAGE_CACHE_SIZE, + page, page->index, 0, PAGE_SIZE, page->mapping->host); if (rc) { printk(KERN_ERR "Error reading page; rc = " @@ -250,12 +250,12 @@ static int fill_zeros_to_end_of_page(struct page *page, unsigned int to) struct inode *inode = page->mapping->host; int end_byte_in_page; - if ((i_size_read(inode) / PAGE_CACHE_SIZE) != page->index) + if ((i_size_read(inode) / PAGE_SIZE) != page->index) goto out; - end_byte_in_page = i_size_read(inode) % PAGE_CACHE_SIZE; + end_byte_in_page = i_size_read(inode) % PAGE_SIZE; if (to > end_byte_in_page) end_byte_in_page = to; - zero_user_segment(page, end_byte_in_page, PAGE_CACHE_SIZE); + zero_user_segment(page, end_byte_in_page, PAGE_SIZE); out: return 0; } @@ -279,7 +279,7 @@ static int ecryptfs_write_begin(struct file *file, loff_t pos, unsigned len, unsigned flags, struct page **pagep, void **fsdata) { - pgoff_t index = pos >> PAGE_CACHE_SHIFT; + pgoff_t index = pos >> PAGE_SHIFT; struct page *page; loff_t prev_page_end_size; int rc = 0; @@ -289,14 +289,14 @@ static int ecryptfs_write_begin(struct file *file, return -ENOMEM; *pagep = page; - prev_page_end_size = ((loff_t)index << PAGE_CACHE_SHIFT); + prev_page_end_size = ((loff_t)index << PAGE_SHIFT); if (!PageUptodate(page)) { struct ecryptfs_crypt_stat *crypt_stat = &ecryptfs_inode_to_private(mapping->host)->crypt_stat; if (!(crypt_stat->flags & ECRYPTFS_ENCRYPTED)) { rc = ecryptfs_read_lower_page_segment( - page, index, 0, PAGE_CACHE_SIZE, mapping->host); + page, index, 0, PAGE_SIZE, mapping->host); if (rc) { printk(KERN_ERR "%s: Error attempting to read " "lower page segment; rc = [%d]\n", @@ -322,7 +322,7 @@ static int ecryptfs_write_begin(struct file *file, SetPageUptodate(page); } else { rc = ecryptfs_read_lower_page_segment( - page, index, 0, PAGE_CACHE_SIZE, + page, index, 0, PAGE_SIZE, mapping->host); if (rc) { printk(KERN_ERR "%s: Error reading " @@ -336,9 +336,9 @@ static int ecryptfs_write_begin(struct file *file, } else { if (prev_page_end_size >= i_size_read(page->mapping->host)) { - zero_user(page, 0, PAGE_CACHE_SIZE); + zero_user(page, 0, PAGE_SIZE); SetPageUptodate(page); - } else if (len < PAGE_CACHE_SIZE) { + } else if (len < PAGE_SIZE) { rc = ecryptfs_decrypt_page(page); if (rc) { printk(KERN_ERR "%s: Error decrypting " @@ -371,11 +371,11 @@ static int ecryptfs_write_begin(struct file *file, * of page? Zero it out. */ if ((i_size_read(mapping->host) == prev_page_end_size) && (pos != 0)) - zero_user(page, 0, PAGE_CACHE_SIZE); + zero_user(page, 0, PAGE_SIZE); out: if (unlikely(rc)) { unlock_page(page); - page_cache_release(page); + put_page(page); *pagep = NULL; } return rc; @@ -437,7 +437,7 @@ static int ecryptfs_write_inode_size_to_xattr(struct inode *ecryptfs_inode) } inode_lock(lower_inode); size = lower_inode->i_op->getxattr(lower_dentry, ECRYPTFS_XATTR_NAME, - xattr_virt, PAGE_CACHE_SIZE); + xattr_virt, PAGE_SIZE); if (size < 0) size = 8; put_unaligned_be64(i_size_read(ecryptfs_inode), xattr_virt); @@ -479,8 +479,8 @@ static int ecryptfs_write_end(struct file *file, loff_t pos, unsigned len, unsigned copied, struct page *page, void *fsdata) { - pgoff_t index = pos >> PAGE_CACHE_SHIFT; - unsigned from = pos & (PAGE_CACHE_SIZE - 1); + pgoff_t index = pos >> PAGE_SHIFT; + unsigned from = pos & (PAGE_SIZE - 1); unsigned to = from + copied; struct inode *ecryptfs_inode = mapping->host; struct ecryptfs_crypt_stat *crypt_stat = @@ -500,7 +500,7 @@ static int ecryptfs_write_end(struct file *file, goto out; } if (!PageUptodate(page)) { - if (copied < PAGE_CACHE_SIZE) { + if (copied < PAGE_SIZE) { rc = 0; goto out; } @@ -533,7 +533,7 @@ static int ecryptfs_write_end(struct file *file, rc = copied; out: unlock_page(page); - page_cache_release(page); + put_page(page); return rc; } diff --git a/fs/ecryptfs/read_write.c b/fs/ecryptfs/read_write.c index 09fe622274e44df8fcf4bc040505abea95b345cf..158a3a39f82de76a916ba7fb1edf680cf4184d8f 100644 --- a/fs/ecryptfs/read_write.c +++ b/fs/ecryptfs/read_write.c @@ -74,7 +74,7 @@ int ecryptfs_write_lower_page_segment(struct inode *ecryptfs_inode, loff_t offset; int rc; - offset = ((((loff_t)page_for_lower->index) << PAGE_CACHE_SHIFT) + offset = ((((loff_t)page_for_lower->index) << PAGE_SHIFT) + offset_in_page); virt = kmap(page_for_lower); rc = ecryptfs_write_lower(ecryptfs_inode, virt, offset, size); @@ -123,9 +123,9 @@ int ecryptfs_write(struct inode *ecryptfs_inode, char *data, loff_t offset, else pos = offset; while (pos < (offset + size)) { - pgoff_t ecryptfs_page_idx = (pos >> PAGE_CACHE_SHIFT); - size_t start_offset_in_page = (pos & ~PAGE_CACHE_MASK); - size_t num_bytes = (PAGE_CACHE_SIZE - start_offset_in_page); + pgoff_t ecryptfs_page_idx = (pos >> PAGE_SHIFT); + size_t start_offset_in_page = (pos & ~PAGE_MASK); + size_t num_bytes = (PAGE_SIZE - start_offset_in_page); loff_t total_remaining_bytes = ((offset + size) - pos); if (fatal_signal_pending(current)) { @@ -165,7 +165,7 @@ int ecryptfs_write(struct inode *ecryptfs_inode, char *data, loff_t offset, * Fill in zero values to the end of the page */ memset(((char *)ecryptfs_page_virt + start_offset_in_page), 0, - PAGE_CACHE_SIZE - start_offset_in_page); + PAGE_SIZE - start_offset_in_page); } /* pos >= offset, we are now writing the data request */ @@ -186,7 +186,7 @@ int ecryptfs_write(struct inode *ecryptfs_inode, char *data, loff_t offset, ecryptfs_page, start_offset_in_page, data_offset); - page_cache_release(ecryptfs_page); + put_page(ecryptfs_page); if (rc) { printk(KERN_ERR "%s: Error encrypting " "page; rc = [%d]\n", __func__, rc); @@ -262,7 +262,7 @@ int ecryptfs_read_lower_page_segment(struct page *page_for_ecryptfs, loff_t offset; int rc; - offset = ((((loff_t)page_index) << PAGE_CACHE_SHIFT) + offset_in_page); + offset = ((((loff_t)page_index) << PAGE_SHIFT) + offset_in_page); virt = kmap(page_for_ecryptfs); rc = ecryptfs_read_lower(virt, offset, size, ecryptfs_inode); if (rc > 0) diff --git a/fs/efivarfs/super.c b/fs/efivarfs/super.c index dd029d13ea6140f7df1ed99fb2634a9c858f801f..553c5d2db4a442757b1224d3d12b77d4bc20caee 100644 --- a/fs/efivarfs/super.c +++ b/fs/efivarfs/super.c @@ -197,8 +197,8 @@ static int efivarfs_fill_super(struct super_block *sb, void *data, int silent) efivarfs_sb = sb; sb->s_maxbytes = MAX_LFS_FILESIZE; - sb->s_blocksize = PAGE_CACHE_SIZE; - sb->s_blocksize_bits = PAGE_CACHE_SHIFT; + sb->s_blocksize = PAGE_SIZE; + sb->s_blocksize_bits = PAGE_SHIFT; sb->s_magic = EFIVARFS_MAGIC; sb->s_op = &efivarfs_ops; sb->s_d_op = &efivarfs_d_ops; diff --git a/fs/exofs/dir.c b/fs/exofs/dir.c index e5bb2abf77f9adb1e11508cec2a8fea65934bac4..547b93cbea63b522746c9cc2e6dbf70aa3abdb78 100644 --- a/fs/exofs/dir.c +++ b/fs/exofs/dir.c @@ -41,16 +41,16 @@ static inline unsigned exofs_chunk_size(struct inode *inode) static inline void exofs_put_page(struct page *page) { kunmap(page); - page_cache_release(page); + put_page(page); } static unsigned exofs_last_byte(struct inode *inode, unsigned long page_nr) { loff_t last_byte = inode->i_size; - last_byte -= page_nr << PAGE_CACHE_SHIFT; - if (last_byte > PAGE_CACHE_SIZE) - last_byte = PAGE_CACHE_SIZE; + last_byte -= page_nr << PAGE_SHIFT; + if (last_byte > PAGE_SIZE) + last_byte = PAGE_SIZE; return last_byte; } @@ -85,13 +85,13 @@ static void exofs_check_page(struct page *page) unsigned chunk_size = exofs_chunk_size(dir); char *kaddr = page_address(page); unsigned offs, rec_len; - unsigned limit = PAGE_CACHE_SIZE; + unsigned limit = PAGE_SIZE; struct exofs_dir_entry *p; char *error; /* if the page is the last one in the directory */ - if ((dir->i_size >> PAGE_CACHE_SHIFT) == page->index) { - limit = dir->i_size & ~PAGE_CACHE_MASK; + if ((dir->i_size >> PAGE_SHIFT) == page->index) { + limit = dir->i_size & ~PAGE_MASK; if (limit & (chunk_size - 1)) goto Ebadsize; if (!limit) @@ -138,7 +138,7 @@ static void exofs_check_page(struct page *page) EXOFS_ERR( "ERROR [exofs_check_page]: bad entry in directory(0x%lx): %s - " "offset=%lu, inode=0x%llu, rec_len=%d, name_len=%d\n", - dir->i_ino, error, (page->index<i_ino, error, (page->index<inode_no)), rec_len, p->name_len); goto fail; @@ -147,7 +147,7 @@ static void exofs_check_page(struct page *page) EXOFS_ERR("ERROR [exofs_check_page]: " "entry in directory(0x%lx) spans the page boundary" "offset=%lu, inode=0x%llx\n", - dir->i_ino, (page->index<i_ino, (page->index<inode_no))); fail: SetPageChecked(page); @@ -237,8 +237,8 @@ exofs_readdir(struct file *file, struct dir_context *ctx) { loff_t pos = ctx->pos; struct inode *inode = file_inode(file); - unsigned int offset = pos & ~PAGE_CACHE_MASK; - unsigned long n = pos >> PAGE_CACHE_SHIFT; + unsigned int offset = pos & ~PAGE_MASK; + unsigned long n = pos >> PAGE_SHIFT; unsigned long npages = dir_pages(inode); unsigned chunk_mask = ~(exofs_chunk_size(inode)-1); int need_revalidate = (file->f_version != inode->i_version); @@ -254,7 +254,7 @@ exofs_readdir(struct file *file, struct dir_context *ctx) if (IS_ERR(page)) { EXOFS_ERR("ERROR: bad page in directory(0x%lx)\n", inode->i_ino); - ctx->pos += PAGE_CACHE_SIZE - offset; + ctx->pos += PAGE_SIZE - offset; return PTR_ERR(page); } kaddr = page_address(page); @@ -262,7 +262,7 @@ exofs_readdir(struct file *file, struct dir_context *ctx) if (offset) { offset = exofs_validate_entry(kaddr, offset, chunk_mask); - ctx->pos = (n<pos = (n<f_version = inode->i_version; need_revalidate = 0; @@ -449,7 +449,7 @@ int exofs_add_link(struct dentry *dentry, struct inode *inode) kaddr = page_address(page); dir_end = kaddr + exofs_last_byte(dir, n); de = (struct exofs_dir_entry *)kaddr; - kaddr += PAGE_CACHE_SIZE - reclen; + kaddr += PAGE_SIZE - reclen; while ((char *)de <= kaddr) { if ((char *)de == dir_end) { name_len = 0; @@ -602,7 +602,7 @@ int exofs_make_empty(struct inode *inode, struct inode *parent) kunmap_atomic(kaddr); err = exofs_commit_chunk(page, 0, chunk_size); fail: - page_cache_release(page); + put_page(page); return err; } diff --git a/fs/exofs/inode.c b/fs/exofs/inode.c index 9eaf595aeaf8840cf74f0f02141411a9fed65c1e..49e1bd00b4ecc9e0f351d795452250968cf1ca31 100644 --- a/fs/exofs/inode.c +++ b/fs/exofs/inode.c @@ -317,7 +317,7 @@ static int read_exec(struct page_collect *pcol) if (!pcol->ios) { int ret = ore_get_rw_state(&pcol->sbi->layout, &oi->oc, true, - pcol->pg_first << PAGE_CACHE_SHIFT, + pcol->pg_first << PAGE_SHIFT, pcol->length, &pcol->ios); if (ret) @@ -383,7 +383,7 @@ static int readpage_strip(void *data, struct page *page) struct inode *inode = pcol->inode; struct exofs_i_info *oi = exofs_i(inode); loff_t i_size = i_size_read(inode); - pgoff_t end_index = i_size >> PAGE_CACHE_SHIFT; + pgoff_t end_index = i_size >> PAGE_SHIFT; size_t len; int ret; @@ -397,9 +397,9 @@ static int readpage_strip(void *data, struct page *page) pcol->that_locked_page = page; if (page->index < end_index) - len = PAGE_CACHE_SIZE; + len = PAGE_SIZE; else if (page->index == end_index) - len = i_size & ~PAGE_CACHE_MASK; + len = i_size & ~PAGE_MASK; else len = 0; @@ -442,8 +442,8 @@ static int readpage_strip(void *data, struct page *page) goto fail; } - if (len != PAGE_CACHE_SIZE) - zero_user(page, len, PAGE_CACHE_SIZE - len); + if (len != PAGE_SIZE) + zero_user(page, len, PAGE_SIZE - len); EXOFS_DBGMSG2(" readpage_strip(0x%lx, 0x%lx) len=0x%zx\n", inode->i_ino, page->index, len); @@ -609,7 +609,7 @@ static void __r4w_put_page(void *priv, struct page *page) if ((pcol->that_locked_page != page) && (ZERO_PAGE(0) != page)) { EXOFS_DBGMSG2("index=0x%lx\n", page->index); - page_cache_release(page); + put_page(page); return; } EXOFS_DBGMSG2("that_locked_page index=0x%lx\n", @@ -633,7 +633,7 @@ static int write_exec(struct page_collect *pcol) BUG_ON(pcol->ios); ret = ore_get_rw_state(&pcol->sbi->layout, &oi->oc, false, - pcol->pg_first << PAGE_CACHE_SHIFT, + pcol->pg_first << PAGE_SHIFT, pcol->length, &pcol->ios); if (unlikely(ret)) goto err; @@ -696,7 +696,7 @@ static int writepage_strip(struct page *page, struct inode *inode = pcol->inode; struct exofs_i_info *oi = exofs_i(inode); loff_t i_size = i_size_read(inode); - pgoff_t end_index = i_size >> PAGE_CACHE_SHIFT; + pgoff_t end_index = i_size >> PAGE_SHIFT; size_t len; int ret; @@ -708,9 +708,9 @@ static int writepage_strip(struct page *page, if (page->index < end_index) /* in this case, the page is within the limits of the file */ - len = PAGE_CACHE_SIZE; + len = PAGE_SIZE; else { - len = i_size & ~PAGE_CACHE_MASK; + len = i_size & ~PAGE_MASK; if (page->index > end_index || !len) { /* in this case, the page is outside the limits @@ -790,10 +790,10 @@ static int exofs_writepages(struct address_space *mapping, long start, end, expected_pages; int ret; - start = wbc->range_start >> PAGE_CACHE_SHIFT; + start = wbc->range_start >> PAGE_SHIFT; end = (wbc->range_end == LLONG_MAX) ? start + mapping->nrpages : - wbc->range_end >> PAGE_CACHE_SHIFT; + wbc->range_end >> PAGE_SHIFT; if (start || end) expected_pages = end - start + 1; @@ -881,15 +881,15 @@ int exofs_write_begin(struct file *file, struct address_space *mapping, } /* read modify write */ - if (!PageUptodate(page) && (len != PAGE_CACHE_SIZE)) { + if (!PageUptodate(page) && (len != PAGE_SIZE)) { loff_t i_size = i_size_read(mapping->host); - pgoff_t end_index = i_size >> PAGE_CACHE_SHIFT; + pgoff_t end_index = i_size >> PAGE_SHIFT; size_t rlen; if (page->index < end_index) - rlen = PAGE_CACHE_SIZE; + rlen = PAGE_SIZE; else if (page->index == end_index) - rlen = i_size & ~PAGE_CACHE_MASK; + rlen = i_size & ~PAGE_MASK; else rlen = 0; diff --git a/fs/exofs/namei.c b/fs/exofs/namei.c index c20d77df2679abb185e29a79f5ceab8349204d65..622a686bb08b5e3429a316f4e849f94f42fdb8db 100644 --- a/fs/exofs/namei.c +++ b/fs/exofs/namei.c @@ -292,11 +292,11 @@ static int exofs_rename(struct inode *old_dir, struct dentry *old_dentry, out_dir: if (dir_de) { kunmap(dir_page); - page_cache_release(dir_page); + put_page(dir_page); } out_old: kunmap(old_page); - page_cache_release(old_page); + put_page(old_page); out: return err; } diff --git a/fs/ext2/dir.c b/fs/ext2/dir.c index 0c6638b40f2176b602f70ef465968b3a0dddc292..7ff6fcfa685d49158455b391bc8b30c8a1a237ef 100644 --- a/fs/ext2/dir.c +++ b/fs/ext2/dir.c @@ -37,7 +37,7 @@ static inline unsigned ext2_rec_len_from_disk(__le16 dlen) { unsigned len = le16_to_cpu(dlen); -#if (PAGE_CACHE_SIZE >= 65536) +#if (PAGE_SIZE >= 65536) if (len == EXT2_MAX_REC_LEN) return 1 << 16; #endif @@ -46,7 +46,7 @@ static inline unsigned ext2_rec_len_from_disk(__le16 dlen) static inline __le16 ext2_rec_len_to_disk(unsigned len) { -#if (PAGE_CACHE_SIZE >= 65536) +#if (PAGE_SIZE >= 65536) if (len == (1 << 16)) return cpu_to_le16(EXT2_MAX_REC_LEN); else @@ -67,7 +67,7 @@ static inline unsigned ext2_chunk_size(struct inode *inode) static inline void ext2_put_page(struct page *page) { kunmap(page); - page_cache_release(page); + put_page(page); } /* @@ -79,9 +79,9 @@ ext2_last_byte(struct inode *inode, unsigned long page_nr) { unsigned last_byte = inode->i_size; - last_byte -= page_nr << PAGE_CACHE_SHIFT; - if (last_byte > PAGE_CACHE_SIZE) - last_byte = PAGE_CACHE_SIZE; + last_byte -= page_nr << PAGE_SHIFT; + if (last_byte > PAGE_SIZE) + last_byte = PAGE_SIZE; return last_byte; } @@ -118,12 +118,12 @@ static void ext2_check_page(struct page *page, int quiet) char *kaddr = page_address(page); u32 max_inumber = le32_to_cpu(EXT2_SB(sb)->s_es->s_inodes_count); unsigned offs, rec_len; - unsigned limit = PAGE_CACHE_SIZE; + unsigned limit = PAGE_SIZE; ext2_dirent *p; char *error; - if ((dir->i_size >> PAGE_CACHE_SHIFT) == page->index) { - limit = dir->i_size & ~PAGE_CACHE_MASK; + if ((dir->i_size >> PAGE_SHIFT) == page->index) { + limit = dir->i_size & ~PAGE_MASK; if (limit & (chunk_size - 1)) goto Ebadsize; if (!limit) @@ -176,7 +176,7 @@ static void ext2_check_page(struct page *page, int quiet) if (!quiet) ext2_error(sb, __func__, "bad entry in directory #%lu: : %s - " "offset=%lu, inode=%lu, rec_len=%d, name_len=%d", - dir->i_ino, error, (page->index<i_ino, error, (page->index<inode), rec_len, p->name_len); goto fail; @@ -186,7 +186,7 @@ static void ext2_check_page(struct page *page, int quiet) ext2_error(sb, "ext2_check_page", "entry in directory #%lu spans the page boundary" "offset=%lu, inode=%lu", - dir->i_ino, (page->index<i_ino, (page->index<inode)); } fail: @@ -287,8 +287,8 @@ ext2_readdir(struct file *file, struct dir_context *ctx) loff_t pos = ctx->pos; struct inode *inode = file_inode(file); struct super_block *sb = inode->i_sb; - unsigned int offset = pos & ~PAGE_CACHE_MASK; - unsigned long n = pos >> PAGE_CACHE_SHIFT; + unsigned int offset = pos & ~PAGE_MASK; + unsigned long n = pos >> PAGE_SHIFT; unsigned long npages = dir_pages(inode); unsigned chunk_mask = ~(ext2_chunk_size(inode)-1); unsigned char *types = NULL; @@ -309,14 +309,14 @@ ext2_readdir(struct file *file, struct dir_context *ctx) ext2_error(sb, __func__, "bad page in #%lu", inode->i_ino); - ctx->pos += PAGE_CACHE_SIZE - offset; + ctx->pos += PAGE_SIZE - offset; return PTR_ERR(page); } kaddr = page_address(page); if (unlikely(need_revalidate)) { if (offset) { offset = ext2_validate_entry(kaddr, offset, chunk_mask); - ctx->pos = (n<pos = (n<f_version = inode->i_version; need_revalidate = 0; @@ -406,7 +406,7 @@ struct ext2_dir_entry_2 *ext2_find_entry (struct inode * dir, if (++n >= npages) n = 0; /* next page is past the blocks we've got */ - if (unlikely(n > (dir->i_blocks >> (PAGE_CACHE_SHIFT - 9)))) { + if (unlikely(n > (dir->i_blocks >> (PAGE_SHIFT - 9)))) { ext2_error(dir->i_sb, __func__, "dir %lu size %lld exceeds block count %llu", dir->i_ino, dir->i_size, @@ -511,7 +511,7 @@ int ext2_add_link (struct dentry *dentry, struct inode *inode) kaddr = page_address(page); dir_end = kaddr + ext2_last_byte(dir, n); de = (ext2_dirent *)kaddr; - kaddr += PAGE_CACHE_SIZE - reclen; + kaddr += PAGE_SIZE - reclen; while ((char *)de <= kaddr) { if ((char *)de == dir_end) { /* We hit i_size */ @@ -655,7 +655,7 @@ int ext2_make_empty(struct inode *inode, struct inode *parent) kunmap_atomic(kaddr); err = ext2_commit_chunk(page, 0, chunk_size); fail: - page_cache_release(page); + put_page(page); return err; } diff --git a/fs/ext2/namei.c b/fs/ext2/namei.c index 7a2be8f7f3c37a69135cab528b1244e51c5fc2a2..d34843925b23f17485bb24114439b81164826122 100644 --- a/fs/ext2/namei.c +++ b/fs/ext2/namei.c @@ -398,7 +398,7 @@ static int ext2_rename (struct inode * old_dir, struct dentry * old_dentry, ext2_set_link(old_inode, dir_de, dir_page, new_dir, 0); else { kunmap(dir_page); - page_cache_release(dir_page); + put_page(dir_page); } inode_dec_link_count(old_dir); } @@ -408,11 +408,11 @@ static int ext2_rename (struct inode * old_dir, struct dentry * old_dentry, out_dir: if (dir_de) { kunmap(dir_page); - page_cache_release(dir_page); + put_page(dir_page); } out_old: kunmap(old_page); - page_cache_release(old_page); + put_page(old_page); out: return err; } diff --git a/fs/ext4/crypto.c b/fs/ext4/crypto.c index edc053a819144999240e1c04b5a6c0e9a6e76da5..6a6c27373b5467d11dcfc056b3c17dec5cccde3b 100644 --- a/fs/ext4/crypto.c +++ b/fs/ext4/crypto.c @@ -32,6 +32,7 @@ #include #include #include +#include #include "ext4_extents.h" #include "xattr.h" @@ -91,7 +92,8 @@ void ext4_release_crypto_ctx(struct ext4_crypto_ctx *ctx) * Return: An allocated and initialized encryption context on success; error * value or NULL otherwise. */ -struct ext4_crypto_ctx *ext4_get_crypto_ctx(struct inode *inode) +struct ext4_crypto_ctx *ext4_get_crypto_ctx(struct inode *inode, + gfp_t gfp_flags) { struct ext4_crypto_ctx *ctx = NULL; int res = 0; @@ -118,7 +120,7 @@ struct ext4_crypto_ctx *ext4_get_crypto_ctx(struct inode *inode) list_del(&ctx->free_list); spin_unlock_irqrestore(&ext4_crypto_ctx_lock, flags); if (!ctx) { - ctx = kmem_cache_zalloc(ext4_crypto_ctx_cachep, GFP_NOFS); + ctx = kmem_cache_zalloc(ext4_crypto_ctx_cachep, gfp_flags); if (!ctx) { res = -ENOMEM; goto out; @@ -255,7 +257,8 @@ static int ext4_page_crypto(struct inode *inode, ext4_direction_t rw, pgoff_t index, struct page *src_page, - struct page *dest_page) + struct page *dest_page, + gfp_t gfp_flags) { u8 xts_tweak[EXT4_XTS_TWEAK_SIZE]; @@ -266,7 +269,7 @@ static int ext4_page_crypto(struct inode *inode, struct crypto_skcipher *tfm = ci->ci_ctfm; int res = 0; - req = skcipher_request_alloc(tfm, GFP_NOFS); + req = skcipher_request_alloc(tfm, gfp_flags); if (!req) { printk_ratelimited(KERN_ERR "%s: crypto_request_alloc() failed\n", @@ -283,10 +286,10 @@ static int ext4_page_crypto(struct inode *inode, EXT4_XTS_TWEAK_SIZE - sizeof(index)); sg_init_table(&dst, 1); - sg_set_page(&dst, dest_page, PAGE_CACHE_SIZE, 0); + sg_set_page(&dst, dest_page, PAGE_SIZE, 0); sg_init_table(&src, 1); - sg_set_page(&src, src_page, PAGE_CACHE_SIZE, 0); - skcipher_request_set_crypt(req, &src, &dst, PAGE_CACHE_SIZE, + sg_set_page(&src, src_page, PAGE_SIZE, 0); + skcipher_request_set_crypt(req, &src, &dst, PAGE_SIZE, xts_tweak); if (rw == EXT4_DECRYPT) res = crypto_skcipher_decrypt(req); @@ -307,9 +310,10 @@ static int ext4_page_crypto(struct inode *inode, return 0; } -static struct page *alloc_bounce_page(struct ext4_crypto_ctx *ctx) +static struct page *alloc_bounce_page(struct ext4_crypto_ctx *ctx, + gfp_t gfp_flags) { - ctx->w.bounce_page = mempool_alloc(ext4_bounce_page_pool, GFP_NOWAIT); + ctx->w.bounce_page = mempool_alloc(ext4_bounce_page_pool, gfp_flags); if (ctx->w.bounce_page == NULL) return ERR_PTR(-ENOMEM); ctx->flags |= EXT4_WRITE_PATH_FL; @@ -332,7 +336,8 @@ static struct page *alloc_bounce_page(struct ext4_crypto_ctx *ctx) * error value or NULL. */ struct page *ext4_encrypt(struct inode *inode, - struct page *plaintext_page) + struct page *plaintext_page, + gfp_t gfp_flags) { struct ext4_crypto_ctx *ctx; struct page *ciphertext_page = NULL; @@ -340,17 +345,17 @@ struct page *ext4_encrypt(struct inode *inode, BUG_ON(!PageLocked(plaintext_page)); - ctx = ext4_get_crypto_ctx(inode); + ctx = ext4_get_crypto_ctx(inode, gfp_flags); if (IS_ERR(ctx)) return (struct page *) ctx; /* The encryption operation will require a bounce page. */ - ciphertext_page = alloc_bounce_page(ctx); + ciphertext_page = alloc_bounce_page(ctx, gfp_flags); if (IS_ERR(ciphertext_page)) goto errout; ctx->w.control_page = plaintext_page; err = ext4_page_crypto(inode, EXT4_ENCRYPT, plaintext_page->index, - plaintext_page, ciphertext_page); + plaintext_page, ciphertext_page, gfp_flags); if (err) { ciphertext_page = ERR_PTR(err); errout: @@ -378,8 +383,8 @@ int ext4_decrypt(struct page *page) { BUG_ON(!PageLocked(page)); - return ext4_page_crypto(page->mapping->host, - EXT4_DECRYPT, page->index, page, page); + return ext4_page_crypto(page->mapping->host, EXT4_DECRYPT, + page->index, page, page, GFP_NOFS); } int ext4_encrypted_zeroout(struct inode *inode, ext4_lblk_t lblk, @@ -396,13 +401,13 @@ int ext4_encrypted_zeroout(struct inode *inode, ext4_lblk_t lblk, (unsigned long) inode->i_ino, lblk, len); #endif - BUG_ON(inode->i_sb->s_blocksize != PAGE_CACHE_SIZE); + BUG_ON(inode->i_sb->s_blocksize != PAGE_SIZE); - ctx = ext4_get_crypto_ctx(inode); + ctx = ext4_get_crypto_ctx(inode, GFP_NOFS); if (IS_ERR(ctx)) return PTR_ERR(ctx); - ciphertext_page = alloc_bounce_page(ctx); + ciphertext_page = alloc_bounce_page(ctx, GFP_NOWAIT); if (IS_ERR(ciphertext_page)) { err = PTR_ERR(ciphertext_page); goto errout; @@ -410,11 +415,12 @@ int ext4_encrypted_zeroout(struct inode *inode, ext4_lblk_t lblk, while (len--) { err = ext4_page_crypto(inode, EXT4_ENCRYPT, lblk, - ZERO_PAGE(0), ciphertext_page); + ZERO_PAGE(0), ciphertext_page, + GFP_NOFS); if (err) goto errout; - bio = bio_alloc(GFP_KERNEL, 1); + bio = bio_alloc(GFP_NOWAIT, 1); if (!bio) { err = -ENOMEM; goto errout; @@ -473,13 +479,19 @@ uint32_t ext4_validate_encryption_key_size(uint32_t mode, uint32_t size) */ static int ext4_d_revalidate(struct dentry *dentry, unsigned int flags) { - struct inode *dir = d_inode(dentry->d_parent); - struct ext4_crypt_info *ci = EXT4_I(dir)->i_crypt_info; + struct dentry *dir; + struct ext4_crypt_info *ci; int dir_has_key, cached_with_key; - if (!ext4_encrypted_inode(dir)) - return 0; + if (flags & LOOKUP_RCU) + return -ECHILD; + dir = dget_parent(dentry); + if (!ext4_encrypted_inode(d_inode(dir))) { + dput(dir); + return 0; + } + ci = EXT4_I(d_inode(dir))->i_crypt_info; if (ci && ci->ci_keyring_key && (ci->ci_keyring_key->flags & ((1 << KEY_FLAG_INVALIDATED) | (1 << KEY_FLAG_REVOKED) | @@ -489,6 +501,7 @@ static int ext4_d_revalidate(struct dentry *dentry, unsigned int flags) /* this should eventually be an flag in d_flags */ cached_with_key = dentry->d_fsdata != NULL; dir_has_key = (ci != NULL); + dput(dir); /* * If the dentry was cached without the key, and it is a diff --git a/fs/ext4/dir.c b/fs/ext4/dir.c index 50ba27cbed034115c4ad3f608aa9758860d2cd76..561d7308b393a0347dea3b1344f409bf5fed0139 100644 --- a/fs/ext4/dir.c +++ b/fs/ext4/dir.c @@ -155,13 +155,13 @@ static int ext4_readdir(struct file *file, struct dir_context *ctx) err = ext4_map_blocks(NULL, inode, &map, 0); if (err > 0) { pgoff_t index = map.m_pblk >> - (PAGE_CACHE_SHIFT - inode->i_blkbits); + (PAGE_SHIFT - inode->i_blkbits); if (!ra_has_index(&file->f_ra, index)) page_cache_sync_readahead( sb->s_bdev->bd_inode->i_mapping, &file->f_ra, file, index, 1); - file->f_ra.prev_pos = (loff_t)index << PAGE_CACHE_SHIFT; + file->f_ra.prev_pos = (loff_t)index << PAGE_SHIFT; bh = ext4_bread(NULL, inode, map.m_lblk, 0); if (IS_ERR(bh)) { err = PTR_ERR(bh); diff --git a/fs/ext4/ext4.h b/fs/ext4/ext4.h index c0474351986597cda60b574cacf325490ab2b157..349afebe21ee192a3cd6596438dd7502d7d16c80 100644 --- a/fs/ext4/ext4.h +++ b/fs/ext4/ext4.h @@ -911,6 +911,29 @@ do { \ #include "extents_status.h" +/* + * Lock subclasses for i_data_sem in the ext4_inode_info structure. + * + * These are needed to avoid lockdep false positives when we need to + * allocate blocks to the quota inode during ext4_map_blocks(), while + * holding i_data_sem for a normal (non-quota) inode. Since we don't + * do quota tracking for the quota inode, this avoids deadlock (as + * well as infinite recursion, since it isn't turtles all the way + * down...) + * + * I_DATA_SEM_NORMAL - Used for most inodes + * I_DATA_SEM_OTHER - Used by move_inode.c for the second normal inode + * where the second inode has larger inode number + * than the first + * I_DATA_SEM_QUOTA - Used for quota inodes only + */ +enum { + I_DATA_SEM_NORMAL = 0, + I_DATA_SEM_OTHER, + I_DATA_SEM_QUOTA, +}; + + /* * fourth extended file system inode data in memory */ @@ -1961,7 +1984,7 @@ ext4_rec_len_from_disk(__le16 dlen, unsigned blocksize) { unsigned len = le16_to_cpu(dlen); -#if (PAGE_CACHE_SIZE >= 65536) +#if (PAGE_SIZE >= 65536) if (len == EXT4_MAX_REC_LEN || len == 0) return blocksize; return (len & 65532) | ((len & 3) << 16); @@ -1974,7 +1997,7 @@ static inline __le16 ext4_rec_len_to_disk(unsigned len, unsigned blocksize) { if ((len > blocksize) || (blocksize > (1 << 18)) || (len & 3)) BUG(); -#if (PAGE_CACHE_SIZE >= 65536) +#if (PAGE_SIZE >= 65536) if (len < 65536) return cpu_to_le16(len); if (len == blocksize) { @@ -2282,11 +2305,13 @@ extern struct kmem_cache *ext4_crypt_info_cachep; bool ext4_valid_contents_enc_mode(uint32_t mode); uint32_t ext4_validate_encryption_key_size(uint32_t mode, uint32_t size); extern struct workqueue_struct *ext4_read_workqueue; -struct ext4_crypto_ctx *ext4_get_crypto_ctx(struct inode *inode); +struct ext4_crypto_ctx *ext4_get_crypto_ctx(struct inode *inode, + gfp_t gfp_flags); void ext4_release_crypto_ctx(struct ext4_crypto_ctx *ctx); void ext4_restore_control_page(struct page *data_page); struct page *ext4_encrypt(struct inode *inode, - struct page *plaintext_page); + struct page *plaintext_page, + gfp_t gfp_flags); int ext4_decrypt(struct page *page); int ext4_encrypted_zeroout(struct inode *inode, ext4_lblk_t lblk, ext4_fsblk_t pblk, ext4_lblk_t len); diff --git a/fs/ext4/file.c b/fs/ext4/file.c index 6659e216385e0421383cd3539dbcc048830d994e..fa2208bae2e1211d8d761dd4e90e934a64575306 100644 --- a/fs/ext4/file.c +++ b/fs/ext4/file.c @@ -329,7 +329,7 @@ static int ext4_file_open(struct inode * inode, struct file * filp) struct super_block *sb = inode->i_sb; struct ext4_sb_info *sbi = EXT4_SB(inode->i_sb); struct vfsmount *mnt = filp->f_path.mnt; - struct inode *dir = filp->f_path.dentry->d_parent->d_inode; + struct dentry *dir; struct path path; char buf[64], *cp; int ret; @@ -373,14 +373,18 @@ static int ext4_file_open(struct inode * inode, struct file * filp) if (ext4_encryption_info(inode) == NULL) return -ENOKEY; } - if (ext4_encrypted_inode(dir) && - !ext4_is_child_context_consistent_with_parent(dir, inode)) { + + dir = dget_parent(file_dentry(filp)); + if (ext4_encrypted_inode(d_inode(dir)) && + !ext4_is_child_context_consistent_with_parent(d_inode(dir), inode)) { ext4_warning(inode->i_sb, "Inconsistent encryption contexts: %lu/%lu\n", - (unsigned long) dir->i_ino, + (unsigned long) d_inode(dir)->i_ino, (unsigned long) inode->i_ino); + dput(dir); return -EPERM; } + dput(dir); /* * Set up the jbd2_inode if we are opening the inode for * writing and the journal is present @@ -428,8 +432,8 @@ static int ext4_find_unwritten_pgoff(struct inode *inode, lastoff = startoff; endoff = (loff_t)end_blk << blkbits; - index = startoff >> PAGE_CACHE_SHIFT; - end = endoff >> PAGE_CACHE_SHIFT; + index = startoff >> PAGE_SHIFT; + end = endoff >> PAGE_SHIFT; pagevec_init(&pvec, 0); do { diff --git a/fs/ext4/inline.c b/fs/ext4/inline.c index 7cbdd3752ba50fcc076ba9ab55c76be65cff3cce..7bc6c855cc18ca992ac3830d3b3010e63597bc5d 100644 --- a/fs/ext4/inline.c +++ b/fs/ext4/inline.c @@ -482,7 +482,7 @@ static int ext4_read_inline_page(struct inode *inode, struct page *page) ret = ext4_read_inline_data(inode, kaddr, len, &iloc); flush_dcache_page(page); kunmap_atomic(kaddr); - zero_user_segment(page, len, PAGE_CACHE_SIZE); + zero_user_segment(page, len, PAGE_SIZE); SetPageUptodate(page); brelse(iloc.bh); @@ -507,7 +507,7 @@ int ext4_readpage_inline(struct inode *inode, struct page *page) if (!page->index) ret = ext4_read_inline_page(inode, page); else if (!PageUptodate(page)) { - zero_user_segment(page, 0, PAGE_CACHE_SIZE); + zero_user_segment(page, 0, PAGE_SIZE); SetPageUptodate(page); } @@ -595,7 +595,7 @@ static int ext4_convert_inline_data_to_extent(struct address_space *mapping, if (ret) { unlock_page(page); - page_cache_release(page); + put_page(page); page = NULL; ext4_orphan_add(handle, inode); up_write(&EXT4_I(inode)->xattr_sem); @@ -621,7 +621,7 @@ static int ext4_convert_inline_data_to_extent(struct address_space *mapping, out: if (page) { unlock_page(page); - page_cache_release(page); + put_page(page); } if (sem_held) up_write(&EXT4_I(inode)->xattr_sem); @@ -690,7 +690,7 @@ int ext4_try_to_write_inline_data(struct address_space *mapping, if (!ext4_has_inline_data(inode)) { ret = 0; unlock_page(page); - page_cache_release(page); + put_page(page); goto out_up_read; } @@ -815,7 +815,7 @@ static int ext4_da_convert_inline_data_to_extent(struct address_space *mapping, if (ret) { up_read(&EXT4_I(inode)->xattr_sem); unlock_page(page); - page_cache_release(page); + put_page(page); ext4_truncate_failed_write(inode); return ret; } @@ -829,7 +829,7 @@ static int ext4_da_convert_inline_data_to_extent(struct address_space *mapping, up_read(&EXT4_I(inode)->xattr_sem); if (page) { unlock_page(page); - page_cache_release(page); + put_page(page); } return ret; } @@ -919,7 +919,7 @@ int ext4_da_write_inline_data_begin(struct address_space *mapping, out_release_page: up_read(&EXT4_I(inode)->xattr_sem); unlock_page(page); - page_cache_release(page); + put_page(page); out_journal: ext4_journal_stop(handle); out: @@ -947,7 +947,7 @@ int ext4_da_write_inline_data_end(struct inode *inode, loff_t pos, i_size_changed = 1; } unlock_page(page); - page_cache_release(page); + put_page(page); /* * Don't mark the inode dirty under page lock. First, it unnecessarily diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c index dab84a2530ff3e05794d9b3c602e0d246937c8a3..981a1fc30eaa2c291c97958ce088e3ce96ab4353 100644 --- a/fs/ext4/inode.c +++ b/fs/ext4/inode.c @@ -763,39 +763,47 @@ int ext4_get_block_unwritten(struct inode *inode, sector_t iblock, /* Maximum number of blocks we map for direct IO at once. */ #define DIO_MAX_BLOCKS 4096 -static handle_t *start_dio_trans(struct inode *inode, - struct buffer_head *bh_result) +/* + * Get blocks function for the cases that need to start a transaction - + * generally difference cases of direct IO and DAX IO. It also handles retries + * in case of ENOSPC. + */ +static int ext4_get_block_trans(struct inode *inode, sector_t iblock, + struct buffer_head *bh_result, int flags) { int dio_credits; + handle_t *handle; + int retries = 0; + int ret; /* Trim mapping request to maximum we can map at once for DIO */ if (bh_result->b_size >> inode->i_blkbits > DIO_MAX_BLOCKS) bh_result->b_size = DIO_MAX_BLOCKS << inode->i_blkbits; dio_credits = ext4_chunk_trans_blocks(inode, bh_result->b_size >> inode->i_blkbits); - return ext4_journal_start(inode, EXT4_HT_MAP_BLOCKS, dio_credits); +retry: + handle = ext4_journal_start(inode, EXT4_HT_MAP_BLOCKS, dio_credits); + if (IS_ERR(handle)) + return PTR_ERR(handle); + + ret = _ext4_get_block(inode, iblock, bh_result, flags); + ext4_journal_stop(handle); + + if (ret == -ENOSPC && ext4_should_retry_alloc(inode->i_sb, &retries)) + goto retry; + return ret; } /* Get block function for DIO reads and writes to inodes without extents */ int ext4_dio_get_block(struct inode *inode, sector_t iblock, struct buffer_head *bh, int create) { - handle_t *handle; - int ret; - /* We don't expect handle for direct IO */ WARN_ON_ONCE(ext4_journal_current_handle()); - if (create) { - handle = start_dio_trans(inode, bh); - if (IS_ERR(handle)) - return PTR_ERR(handle); - } - ret = _ext4_get_block(inode, iblock, bh, - create ? EXT4_GET_BLOCKS_CREATE : 0); - if (create) - ext4_journal_stop(handle); - return ret; + if (!create) + return _ext4_get_block(inode, iblock, bh, 0); + return ext4_get_block_trans(inode, iblock, bh, EXT4_GET_BLOCKS_CREATE); } /* @@ -806,18 +814,13 @@ int ext4_dio_get_block(struct inode *inode, sector_t iblock, static int ext4_dio_get_block_unwritten_async(struct inode *inode, sector_t iblock, struct buffer_head *bh_result, int create) { - handle_t *handle; int ret; /* We don't expect handle for direct IO */ WARN_ON_ONCE(ext4_journal_current_handle()); - handle = start_dio_trans(inode, bh_result); - if (IS_ERR(handle)) - return PTR_ERR(handle); - ret = _ext4_get_block(inode, iblock, bh_result, - EXT4_GET_BLOCKS_IO_CREATE_EXT); - ext4_journal_stop(handle); + ret = ext4_get_block_trans(inode, iblock, bh_result, + EXT4_GET_BLOCKS_IO_CREATE_EXT); /* * When doing DIO using unwritten extents, we need io_end to convert @@ -850,18 +853,13 @@ static int ext4_dio_get_block_unwritten_async(struct inode *inode, static int ext4_dio_get_block_unwritten_sync(struct inode *inode, sector_t iblock, struct buffer_head *bh_result, int create) { - handle_t *handle; int ret; /* We don't expect handle for direct IO */ WARN_ON_ONCE(ext4_journal_current_handle()); - handle = start_dio_trans(inode, bh_result); - if (IS_ERR(handle)) - return PTR_ERR(handle); - ret = _ext4_get_block(inode, iblock, bh_result, - EXT4_GET_BLOCKS_IO_CREATE_EXT); - ext4_journal_stop(handle); + ret = ext4_get_block_trans(inode, iblock, bh_result, + EXT4_GET_BLOCKS_IO_CREATE_EXT); /* * Mark inode as having pending DIO writes to unwritten extents. @@ -1057,7 +1055,7 @@ int do_journal_get_write_access(handle_t *handle, static int ext4_block_write_begin(struct page *page, loff_t pos, unsigned len, get_block_t *get_block) { - unsigned from = pos & (PAGE_CACHE_SIZE - 1); + unsigned from = pos & (PAGE_SIZE - 1); unsigned to = from + len; struct inode *inode = page->mapping->host; unsigned block_start, block_end; @@ -1069,15 +1067,15 @@ static int ext4_block_write_begin(struct page *page, loff_t pos, unsigned len, bool decrypt = false; BUG_ON(!PageLocked(page)); - BUG_ON(from > PAGE_CACHE_SIZE); - BUG_ON(to > PAGE_CACHE_SIZE); + BUG_ON(from > PAGE_SIZE); + BUG_ON(to > PAGE_SIZE); BUG_ON(from > to); if (!page_has_buffers(page)) create_empty_buffers(page, blocksize, 0); head = page_buffers(page); bbits = ilog2(blocksize); - block = (sector_t)page->index << (PAGE_CACHE_SHIFT - bbits); + block = (sector_t)page->index << (PAGE_SHIFT - bbits); for (bh = head, block_start = 0; bh != head || !block_start; block++, block_start = block_end, bh = bh->b_this_page) { @@ -1159,8 +1157,8 @@ static int ext4_write_begin(struct file *file, struct address_space *mapping, * we allocate blocks but write fails for some reason */ needed_blocks = ext4_writepage_trans_blocks(inode) + 1; - index = pos >> PAGE_CACHE_SHIFT; - from = pos & (PAGE_CACHE_SIZE - 1); + index = pos >> PAGE_SHIFT; + from = pos & (PAGE_SIZE - 1); to = from + len; if (ext4_test_inode_state(inode, EXT4_STATE_MAY_INLINE_DATA)) { @@ -1188,7 +1186,7 @@ static int ext4_write_begin(struct file *file, struct address_space *mapping, retry_journal: handle = ext4_journal_start(inode, EXT4_HT_WRITE_PAGE, needed_blocks); if (IS_ERR(handle)) { - page_cache_release(page); + put_page(page); return PTR_ERR(handle); } @@ -1196,7 +1194,7 @@ static int ext4_write_begin(struct file *file, struct address_space *mapping, if (page->mapping != mapping) { /* The page got truncated from under us */ unlock_page(page); - page_cache_release(page); + put_page(page); ext4_journal_stop(handle); goto retry_grab; } @@ -1252,7 +1250,7 @@ static int ext4_write_begin(struct file *file, struct address_space *mapping, if (ret == -ENOSPC && ext4_should_retry_alloc(inode->i_sb, &retries)) goto retry_journal; - page_cache_release(page); + put_page(page); return ret; } *pagep = page; @@ -1295,7 +1293,7 @@ static int ext4_write_end(struct file *file, ret = ext4_jbd2_file_inode(handle, inode); if (ret) { unlock_page(page); - page_cache_release(page); + put_page(page); goto errout; } } @@ -1315,7 +1313,7 @@ static int ext4_write_end(struct file *file, */ i_size_changed = ext4_update_inode_size(inode, pos + copied); unlock_page(page); - page_cache_release(page); + put_page(page); if (old_size < pos) pagecache_isize_extended(inode, old_size, pos); @@ -1399,7 +1397,7 @@ static int ext4_journalled_write_end(struct file *file, int size_changed = 0; trace_ext4_journalled_write_end(inode, pos, len, copied); - from = pos & (PAGE_CACHE_SIZE - 1); + from = pos & (PAGE_SIZE - 1); to = from + len; BUG_ON(!ext4_handle_valid(handle)); @@ -1423,7 +1421,7 @@ static int ext4_journalled_write_end(struct file *file, ext4_set_inode_state(inode, EXT4_STATE_JDATA); EXT4_I(inode)->i_datasync_tid = handle->h_transaction->t_tid; unlock_page(page); - page_cache_release(page); + put_page(page); if (old_size < pos) pagecache_isize_extended(inode, old_size, pos); @@ -1537,7 +1535,7 @@ static void ext4_da_page_release_reservation(struct page *page, int num_clusters; ext4_fsblk_t lblk; - BUG_ON(stop > PAGE_CACHE_SIZE || stop < length); + BUG_ON(stop > PAGE_SIZE || stop < length); head = page_buffers(page); bh = head; @@ -1553,7 +1551,7 @@ static void ext4_da_page_release_reservation(struct page *page, clear_buffer_delay(bh); } else if (contiguous_blks) { lblk = page->index << - (PAGE_CACHE_SHIFT - inode->i_blkbits); + (PAGE_SHIFT - inode->i_blkbits); lblk += (curr_off >> inode->i_blkbits) - contiguous_blks; ext4_es_remove_extent(inode, lblk, contiguous_blks); @@ -1563,7 +1561,7 @@ static void ext4_da_page_release_reservation(struct page *page, } while ((bh = bh->b_this_page) != head); if (contiguous_blks) { - lblk = page->index << (PAGE_CACHE_SHIFT - inode->i_blkbits); + lblk = page->index << (PAGE_SHIFT - inode->i_blkbits); lblk += (curr_off >> inode->i_blkbits) - contiguous_blks; ext4_es_remove_extent(inode, lblk, contiguous_blks); } @@ -1572,7 +1570,7 @@ static void ext4_da_page_release_reservation(struct page *page, * need to release the reserved space for that cluster. */ num_clusters = EXT4_NUM_B2C(sbi, to_release); while (num_clusters > 0) { - lblk = (page->index << (PAGE_CACHE_SHIFT - inode->i_blkbits)) + + lblk = (page->index << (PAGE_SHIFT - inode->i_blkbits)) + ((num_clusters - 1) << sbi->s_cluster_bits); if (sbi->s_cluster_ratio == 1 || !ext4_find_delalloc_cluster(inode, lblk)) @@ -1619,8 +1617,8 @@ static void mpage_release_unused_pages(struct mpage_da_data *mpd, end = mpd->next_page - 1; if (invalidate) { ext4_lblk_t start, last; - start = index << (PAGE_CACHE_SHIFT - inode->i_blkbits); - last = end << (PAGE_CACHE_SHIFT - inode->i_blkbits); + start = index << (PAGE_SHIFT - inode->i_blkbits); + last = end << (PAGE_SHIFT - inode->i_blkbits); ext4_es_remove_extent(inode, start, last - start + 1); } @@ -1636,7 +1634,7 @@ static void mpage_release_unused_pages(struct mpage_da_data *mpd, BUG_ON(!PageLocked(page)); BUG_ON(PageWriteback(page)); if (invalidate) { - block_invalidatepage(page, 0, PAGE_CACHE_SIZE); + block_invalidatepage(page, 0, PAGE_SIZE); ClearPageUptodate(page); } unlock_page(page); @@ -2007,10 +2005,10 @@ static int ext4_writepage(struct page *page, trace_ext4_writepage(page); size = i_size_read(inode); - if (page->index == size >> PAGE_CACHE_SHIFT) - len = size & ~PAGE_CACHE_MASK; + if (page->index == size >> PAGE_SHIFT) + len = size & ~PAGE_MASK; else - len = PAGE_CACHE_SIZE; + len = PAGE_SIZE; page_bufs = page_buffers(page); /* @@ -2034,7 +2032,7 @@ static int ext4_writepage(struct page *page, ext4_bh_delay_or_unwritten)) { redirty_page_for_writepage(wbc, page); if ((current->flags & PF_MEMALLOC) || - (inode->i_sb->s_blocksize == PAGE_CACHE_SIZE)) { + (inode->i_sb->s_blocksize == PAGE_SIZE)) { /* * For memory cleaning there's no point in writing only * some buffers. So just bail out. Warn if we came here @@ -2076,10 +2074,10 @@ static int mpage_submit_page(struct mpage_da_data *mpd, struct page *page) int err; BUG_ON(page->index != mpd->first_page); - if (page->index == size >> PAGE_CACHE_SHIFT) - len = size & ~PAGE_CACHE_MASK; + if (page->index == size >> PAGE_SHIFT) + len = size & ~PAGE_MASK; else - len = PAGE_CACHE_SIZE; + len = PAGE_SIZE; clear_page_dirty_for_io(page); err = ext4_bio_write_page(&mpd->io_submit, page, len, mpd->wbc, false); if (!err) @@ -2213,7 +2211,7 @@ static int mpage_map_and_submit_buffers(struct mpage_da_data *mpd) int nr_pages, i; struct inode *inode = mpd->inode; struct buffer_head *head, *bh; - int bpp_bits = PAGE_CACHE_SHIFT - inode->i_blkbits; + int bpp_bits = PAGE_SHIFT - inode->i_blkbits; pgoff_t start, end; ext4_lblk_t lblk; sector_t pblock; @@ -2274,7 +2272,7 @@ static int mpage_map_and_submit_buffers(struct mpage_da_data *mpd) * supports blocksize < pagesize as we will try to * convert potentially unmapped parts of inode. */ - mpd->io_submit.io_end->size += PAGE_CACHE_SIZE; + mpd->io_submit.io_end->size += PAGE_SIZE; /* Page fully mapped - let IO run! */ err = mpage_submit_page(mpd, page); if (err < 0) { @@ -2426,7 +2424,7 @@ static int mpage_map_and_submit_extent(handle_t *handle, * Update on-disk size after IO is submitted. Races with * truncate are avoided by checking i_size under i_data_sem. */ - disksize = ((loff_t)mpd->first_page) << PAGE_CACHE_SHIFT; + disksize = ((loff_t)mpd->first_page) << PAGE_SHIFT; if (disksize > EXT4_I(inode)->i_disksize) { int err2; loff_t i_size; @@ -2562,7 +2560,7 @@ static int mpage_prepare_extent_to_map(struct mpage_da_data *mpd) mpd->next_page = page->index + 1; /* Add all dirty buffers to mpd */ lblk = ((ext4_lblk_t)page->index) << - (PAGE_CACHE_SHIFT - blkbits); + (PAGE_SHIFT - blkbits); head = page_buffers(page); err = mpage_process_page_bufs(mpd, head, head, lblk); if (err <= 0) @@ -2647,7 +2645,7 @@ static int ext4_writepages(struct address_space *mapping, * We may need to convert up to one extent per block in * the page and we may dirty the inode. */ - rsv_blocks = 1 + (PAGE_CACHE_SIZE >> inode->i_blkbits); + rsv_blocks = 1 + (PAGE_SIZE >> inode->i_blkbits); } /* @@ -2678,8 +2676,8 @@ static int ext4_writepages(struct address_space *mapping, mpd.first_page = writeback_index; mpd.last_page = -1; } else { - mpd.first_page = wbc->range_start >> PAGE_CACHE_SHIFT; - mpd.last_page = wbc->range_end >> PAGE_CACHE_SHIFT; + mpd.first_page = wbc->range_start >> PAGE_SHIFT; + mpd.last_page = wbc->range_end >> PAGE_SHIFT; } mpd.inode = inode; @@ -2838,7 +2836,7 @@ static int ext4_da_write_begin(struct file *file, struct address_space *mapping, struct inode *inode = mapping->host; handle_t *handle; - index = pos >> PAGE_CACHE_SHIFT; + index = pos >> PAGE_SHIFT; if (ext4_nonda_switch(inode->i_sb)) { *fsdata = (void *)FALL_BACK_TO_NONDELALLOC; @@ -2881,7 +2879,7 @@ static int ext4_da_write_begin(struct file *file, struct address_space *mapping, handle = ext4_journal_start(inode, EXT4_HT_WRITE_PAGE, ext4_da_write_credits(inode, pos, len)); if (IS_ERR(handle)) { - page_cache_release(page); + put_page(page); return PTR_ERR(handle); } @@ -2889,7 +2887,7 @@ static int ext4_da_write_begin(struct file *file, struct address_space *mapping, if (page->mapping != mapping) { /* The page got truncated from under us */ unlock_page(page); - page_cache_release(page); + put_page(page); ext4_journal_stop(handle); goto retry_grab; } @@ -2917,7 +2915,7 @@ static int ext4_da_write_begin(struct file *file, struct address_space *mapping, ext4_should_retry_alloc(inode->i_sb, &retries)) goto retry_journal; - page_cache_release(page); + put_page(page); return ret; } @@ -2965,7 +2963,7 @@ static int ext4_da_write_end(struct file *file, len, copied, page, fsdata); trace_ext4_da_write_end(inode, pos, len, copied); - start = pos & (PAGE_CACHE_SIZE - 1); + start = pos & (PAGE_SIZE - 1); end = start + copied - 1; /* @@ -3187,7 +3185,7 @@ static int __ext4_journalled_invalidatepage(struct page *page, /* * If it's a full truncate we just forget about the pending dirtying */ - if (offset == 0 && length == PAGE_CACHE_SIZE) + if (offset == 0 && length == PAGE_SIZE) ClearPageChecked(page); return jbd2_journal_invalidatepage(journal, page, offset, length); @@ -3556,8 +3554,8 @@ void ext4_set_aops(struct inode *inode) static int __ext4_block_zero_page_range(handle_t *handle, struct address_space *mapping, loff_t from, loff_t length) { - ext4_fsblk_t index = from >> PAGE_CACHE_SHIFT; - unsigned offset = from & (PAGE_CACHE_SIZE-1); + ext4_fsblk_t index = from >> PAGE_SHIFT; + unsigned offset = from & (PAGE_SIZE-1); unsigned blocksize, pos; ext4_lblk_t iblock; struct inode *inode = mapping->host; @@ -3565,14 +3563,14 @@ static int __ext4_block_zero_page_range(handle_t *handle, struct page *page; int err = 0; - page = find_or_create_page(mapping, from >> PAGE_CACHE_SHIFT, + page = find_or_create_page(mapping, from >> PAGE_SHIFT, mapping_gfp_constraint(mapping, ~__GFP_FS)); if (!page) return -ENOMEM; blocksize = inode->i_sb->s_blocksize; - iblock = index << (PAGE_CACHE_SHIFT - inode->i_sb->s_blocksize_bits); + iblock = index << (PAGE_SHIFT - inode->i_sb->s_blocksize_bits); if (!page_has_buffers(page)) create_empty_buffers(page, blocksize, 0); @@ -3614,7 +3612,7 @@ static int __ext4_block_zero_page_range(handle_t *handle, ext4_encrypted_inode(inode)) { /* We expect the key to be set. */ BUG_ON(!ext4_has_encryption_key(inode)); - BUG_ON(blocksize != PAGE_CACHE_SIZE); + BUG_ON(blocksize != PAGE_SIZE); WARN_ON_ONCE(ext4_decrypt(page)); } } @@ -3638,7 +3636,7 @@ static int __ext4_block_zero_page_range(handle_t *handle, unlock: unlock_page(page); - page_cache_release(page); + put_page(page); return err; } @@ -3653,7 +3651,7 @@ static int ext4_block_zero_page_range(handle_t *handle, struct address_space *mapping, loff_t from, loff_t length) { struct inode *inode = mapping->host; - unsigned offset = from & (PAGE_CACHE_SIZE-1); + unsigned offset = from & (PAGE_SIZE-1); unsigned blocksize = inode->i_sb->s_blocksize; unsigned max = blocksize - (offset & (blocksize - 1)); @@ -3678,7 +3676,7 @@ static int ext4_block_zero_page_range(handle_t *handle, static int ext4_block_truncate_page(handle_t *handle, struct address_space *mapping, loff_t from) { - unsigned offset = from & (PAGE_CACHE_SIZE-1); + unsigned offset = from & (PAGE_SIZE-1); unsigned length; unsigned blocksize; struct inode *inode = mapping->host; @@ -3816,7 +3814,7 @@ int ext4_punch_hole(struct inode *inode, loff_t offset, loff_t length) */ if (offset + length > inode->i_size) { length = inode->i_size + - PAGE_CACHE_SIZE - (inode->i_size & (PAGE_CACHE_SIZE - 1)) - + PAGE_SIZE - (inode->i_size & (PAGE_SIZE - 1)) - offset; } @@ -4891,23 +4889,23 @@ static void ext4_wait_for_tail_page_commit(struct inode *inode) tid_t commit_tid = 0; int ret; - offset = inode->i_size & (PAGE_CACHE_SIZE - 1); + offset = inode->i_size & (PAGE_SIZE - 1); /* * All buffers in the last page remain valid? Then there's nothing to - * do. We do the check mainly to optimize the common PAGE_CACHE_SIZE == + * do. We do the check mainly to optimize the common PAGE_SIZE == * blocksize case */ - if (offset > PAGE_CACHE_SIZE - (1 << inode->i_blkbits)) + if (offset > PAGE_SIZE - (1 << inode->i_blkbits)) return; while (1) { page = find_lock_page(inode->i_mapping, - inode->i_size >> PAGE_CACHE_SHIFT); + inode->i_size >> PAGE_SHIFT); if (!page) return; ret = __ext4_journalled_invalidatepage(page, offset, - PAGE_CACHE_SIZE - offset); + PAGE_SIZE - offset); unlock_page(page); - page_cache_release(page); + put_page(page); if (ret != -EBUSY) return; commit_tid = 0; @@ -5546,10 +5544,10 @@ int ext4_page_mkwrite(struct vm_area_struct *vma, struct vm_fault *vmf) goto out; } - if (page->index == size >> PAGE_CACHE_SHIFT) - len = size & ~PAGE_CACHE_MASK; + if (page->index == size >> PAGE_SHIFT) + len = size & ~PAGE_MASK; else - len = PAGE_CACHE_SIZE; + len = PAGE_SIZE; /* * Return if we have all the buffers mapped. This avoids the need to do * journal_start/journal_stop which can block and take a long time @@ -5580,7 +5578,7 @@ int ext4_page_mkwrite(struct vm_area_struct *vma, struct vm_fault *vmf) ret = block_page_mkwrite(vma, vmf, get_block); if (!ret && ext4_should_journal_data(inode)) { if (ext4_walk_page_buffers(handle, page_buffers(page), 0, - PAGE_CACHE_SIZE, NULL, do_journal_get_write_access)) { + PAGE_SIZE, NULL, do_journal_get_write_access)) { unlock_page(page); ret = VM_FAULT_SIGBUS; ext4_journal_stop(handle); diff --git a/fs/ext4/mballoc.c b/fs/ext4/mballoc.c index 50e05df28f665d56a096f671929e23b715e00f2e..eeeade76012ecf66f59340332d6838451b4e6eda 100644 --- a/fs/ext4/mballoc.c +++ b/fs/ext4/mballoc.c @@ -119,7 +119,7 @@ MODULE_PARM_DESC(mballoc_debug, "Debugging level for ext4's mballoc"); * * * one block each for bitmap and buddy information. So for each group we - * take up 2 blocks. A page can contain blocks_per_page (PAGE_CACHE_SIZE / + * take up 2 blocks. A page can contain blocks_per_page (PAGE_SIZE / * blocksize) blocks. So it can have information regarding groups_per_page * which is blocks_per_page/2 * @@ -807,7 +807,7 @@ static void mb_regenerate_buddy(struct ext4_buddy *e4b) * * one block each for bitmap and buddy information. * So for each group we take up 2 blocks. A page can - * contain blocks_per_page (PAGE_CACHE_SIZE / blocksize) blocks. + * contain blocks_per_page (PAGE_SIZE / blocksize) blocks. * So it can have information regarding groups_per_page which * is blocks_per_page/2 * @@ -839,7 +839,7 @@ static int ext4_mb_init_cache(struct page *page, char *incore, gfp_t gfp) sb = inode->i_sb; ngroups = ext4_get_groups_count(sb); blocksize = 1 << inode->i_blkbits; - blocks_per_page = PAGE_CACHE_SIZE / blocksize; + blocks_per_page = PAGE_SIZE / blocksize; groups_per_page = blocks_per_page >> 1; if (groups_per_page == 0) @@ -993,7 +993,7 @@ static int ext4_mb_get_buddy_page_lock(struct super_block *sb, e4b->bd_buddy_page = NULL; e4b->bd_bitmap_page = NULL; - blocks_per_page = PAGE_CACHE_SIZE / sb->s_blocksize; + blocks_per_page = PAGE_SIZE / sb->s_blocksize; /* * the buddy cache inode stores the block bitmap * and buddy information in consecutive blocks. @@ -1028,11 +1028,11 @@ static void ext4_mb_put_buddy_page_lock(struct ext4_buddy *e4b) { if (e4b->bd_bitmap_page) { unlock_page(e4b->bd_bitmap_page); - page_cache_release(e4b->bd_bitmap_page); + put_page(e4b->bd_bitmap_page); } if (e4b->bd_buddy_page) { unlock_page(e4b->bd_buddy_page); - page_cache_release(e4b->bd_buddy_page); + put_page(e4b->bd_buddy_page); } } @@ -1125,7 +1125,7 @@ ext4_mb_load_buddy_gfp(struct super_block *sb, ext4_group_t group, might_sleep(); mb_debug(1, "load group %u\n", group); - blocks_per_page = PAGE_CACHE_SIZE / sb->s_blocksize; + blocks_per_page = PAGE_SIZE / sb->s_blocksize; grp = ext4_get_group_info(sb, group); e4b->bd_blkbits = sb->s_blocksize_bits; @@ -1167,7 +1167,7 @@ ext4_mb_load_buddy_gfp(struct super_block *sb, ext4_group_t group, * is yet to initialize the same. So * wait for it to initialize. */ - page_cache_release(page); + put_page(page); page = find_or_create_page(inode->i_mapping, pnum, gfp); if (page) { BUG_ON(page->mapping != inode->i_mapping); @@ -1203,7 +1203,7 @@ ext4_mb_load_buddy_gfp(struct super_block *sb, ext4_group_t group, page = find_get_page_flags(inode->i_mapping, pnum, FGP_ACCESSED); if (page == NULL || !PageUptodate(page)) { if (page) - page_cache_release(page); + put_page(page); page = find_or_create_page(inode->i_mapping, pnum, gfp); if (page) { BUG_ON(page->mapping != inode->i_mapping); @@ -1238,11 +1238,11 @@ ext4_mb_load_buddy_gfp(struct super_block *sb, ext4_group_t group, err: if (page) - page_cache_release(page); + put_page(page); if (e4b->bd_bitmap_page) - page_cache_release(e4b->bd_bitmap_page); + put_page(e4b->bd_bitmap_page); if (e4b->bd_buddy_page) - page_cache_release(e4b->bd_buddy_page); + put_page(e4b->bd_buddy_page); e4b->bd_buddy = NULL; e4b->bd_bitmap = NULL; return ret; @@ -1257,9 +1257,9 @@ static int ext4_mb_load_buddy(struct super_block *sb, ext4_group_t group, static void ext4_mb_unload_buddy(struct ext4_buddy *e4b) { if (e4b->bd_bitmap_page) - page_cache_release(e4b->bd_bitmap_page); + put_page(e4b->bd_bitmap_page); if (e4b->bd_buddy_page) - page_cache_release(e4b->bd_buddy_page); + put_page(e4b->bd_buddy_page); } @@ -2833,8 +2833,8 @@ static void ext4_free_data_callback(struct super_block *sb, /* No more items in the per group rb tree * balance refcounts from ext4_mb_free_metadata() */ - page_cache_release(e4b.bd_buddy_page); - page_cache_release(e4b.bd_bitmap_page); + put_page(e4b.bd_buddy_page); + put_page(e4b.bd_bitmap_page); } ext4_unlock_group(sb, entry->efd_group); kmem_cache_free(ext4_free_data_cachep, entry); @@ -4385,9 +4385,9 @@ static int ext4_mb_release_context(struct ext4_allocation_context *ac) ext4_mb_put_pa(ac, ac->ac_sb, pa); } if (ac->ac_bitmap_page) - page_cache_release(ac->ac_bitmap_page); + put_page(ac->ac_bitmap_page); if (ac->ac_buddy_page) - page_cache_release(ac->ac_buddy_page); + put_page(ac->ac_buddy_page); if (ac->ac_flags & EXT4_MB_HINT_GROUP_ALLOC) mutex_unlock(&ac->ac_lg->lg_mutex); ext4_mb_collect_stats(ac); @@ -4599,8 +4599,8 @@ ext4_mb_free_metadata(handle_t *handle, struct ext4_buddy *e4b, * otherwise we'll refresh it from * on-disk bitmap and lose not-yet-available * blocks */ - page_cache_get(e4b->bd_buddy_page); - page_cache_get(e4b->bd_bitmap_page); + get_page(e4b->bd_buddy_page); + get_page(e4b->bd_bitmap_page); } while (*n) { parent = *n; diff --git a/fs/ext4/move_extent.c b/fs/ext4/move_extent.c index 4098acc701c3e66d5e8a229ed49828d69997655f..325cef48b39a8d23788dc17ef056ccf79a7b58f6 100644 --- a/fs/ext4/move_extent.c +++ b/fs/ext4/move_extent.c @@ -60,10 +60,10 @@ ext4_double_down_write_data_sem(struct inode *first, struct inode *second) { if (first < second) { down_write(&EXT4_I(first)->i_data_sem); - down_write_nested(&EXT4_I(second)->i_data_sem, SINGLE_DEPTH_NESTING); + down_write_nested(&EXT4_I(second)->i_data_sem, I_DATA_SEM_OTHER); } else { down_write(&EXT4_I(second)->i_data_sem); - down_write_nested(&EXT4_I(first)->i_data_sem, SINGLE_DEPTH_NESTING); + down_write_nested(&EXT4_I(first)->i_data_sem, I_DATA_SEM_OTHER); } } @@ -156,7 +156,7 @@ mext_page_double_lock(struct inode *inode1, struct inode *inode2, page[1] = grab_cache_page_write_begin(mapping[1], index2, fl); if (!page[1]) { unlock_page(page[0]); - page_cache_release(page[0]); + put_page(page[0]); return -ENOMEM; } /* @@ -192,7 +192,7 @@ mext_page_mkuptodate(struct page *page, unsigned from, unsigned to) create_empty_buffers(page, blocksize, 0); head = page_buffers(page); - block = (sector_t)page->index << (PAGE_CACHE_SHIFT - inode->i_blkbits); + block = (sector_t)page->index << (PAGE_SHIFT - inode->i_blkbits); for (bh = head, block_start = 0; bh != head || !block_start; block++, block_start = block_end, bh = bh->b_this_page) { block_end = block_start + blocksize; @@ -268,7 +268,7 @@ move_extent_per_page(struct file *o_filp, struct inode *donor_inode, int i, err2, jblocks, retries = 0; int replaced_count = 0; int from = data_offset_in_page << orig_inode->i_blkbits; - int blocks_per_page = PAGE_CACHE_SIZE >> orig_inode->i_blkbits; + int blocks_per_page = PAGE_SIZE >> orig_inode->i_blkbits; struct super_block *sb = orig_inode->i_sb; struct buffer_head *bh = NULL; @@ -404,9 +404,9 @@ move_extent_per_page(struct file *o_filp, struct inode *donor_inode, unlock_pages: unlock_page(pagep[0]); - page_cache_release(pagep[0]); + put_page(pagep[0]); unlock_page(pagep[1]); - page_cache_release(pagep[1]); + put_page(pagep[1]); stop_journal: ext4_journal_stop(handle); if (*err == -ENOSPC && @@ -484,6 +484,13 @@ mext_check_arguments(struct inode *orig_inode, return -EBUSY; } + if (IS_NOQUOTA(orig_inode) || IS_NOQUOTA(donor_inode)) { + ext4_debug("ext4 move extent: The argument files should " + "not be quota files [ino:orig %lu, donor %lu]\n", + orig_inode->i_ino, donor_inode->i_ino); + return -EBUSY; + } + /* Ext4 move extent supports only extent based file */ if (!(ext4_test_inode_flag(orig_inode, EXT4_INODE_EXTENTS))) { ext4_debug("ext4 move extent: orig file is not extents " @@ -554,7 +561,7 @@ ext4_move_extents(struct file *o_filp, struct file *d_filp, __u64 orig_blk, struct inode *orig_inode = file_inode(o_filp); struct inode *donor_inode = file_inode(d_filp); struct ext4_ext_path *path = NULL; - int blocks_per_page = PAGE_CACHE_SIZE >> orig_inode->i_blkbits; + int blocks_per_page = PAGE_SIZE >> orig_inode->i_blkbits; ext4_lblk_t o_end, o_start = orig_blk; ext4_lblk_t d_start = donor_blk; int ret; @@ -648,9 +655,9 @@ ext4_move_extents(struct file *o_filp, struct file *d_filp, __u64 orig_blk, if (o_end - o_start < cur_len) cur_len = o_end - o_start; - orig_page_index = o_start >> (PAGE_CACHE_SHIFT - + orig_page_index = o_start >> (PAGE_SHIFT - orig_inode->i_blkbits); - donor_page_index = d_start >> (PAGE_CACHE_SHIFT - + donor_page_index = d_start >> (PAGE_SHIFT - donor_inode->i_blkbits); offset_in_page = o_start % blocks_per_page; if (cur_len > blocks_per_page- offset_in_page) diff --git a/fs/ext4/page-io.c b/fs/ext4/page-io.c index d77d15f4b674485de79f7c72d3a36049fd4aa986..e4fc8ea45d7888fe3677f052e1af8dff39d443ab 100644 --- a/fs/ext4/page-io.c +++ b/fs/ext4/page-io.c @@ -23,6 +23,7 @@ #include #include #include +#include #include "ext4_jbd2.h" #include "xattr.h" @@ -432,8 +433,8 @@ int ext4_bio_write_page(struct ext4_io_submit *io, * the page size, the remaining memory is zeroed when mapped, and * writes to that region are not written out to the file." */ - if (len < PAGE_CACHE_SIZE) - zero_user_segment(page, len, PAGE_CACHE_SIZE); + if (len < PAGE_SIZE) + zero_user_segment(page, len, PAGE_SIZE); /* * In the first loop we prepare and mark buffers to submit. We have to * mark all buffers in the page before submitting so that @@ -470,9 +471,20 @@ int ext4_bio_write_page(struct ext4_io_submit *io, if (ext4_encrypted_inode(inode) && S_ISREG(inode->i_mode) && nr_to_submit) { - data_page = ext4_encrypt(inode, page); + gfp_t gfp_flags = GFP_NOFS; + + retry_encrypt: + data_page = ext4_encrypt(inode, page, gfp_flags); if (IS_ERR(data_page)) { ret = PTR_ERR(data_page); + if (ret == -ENOMEM && wbc->sync_mode == WB_SYNC_ALL) { + if (io->io_bio) { + ext4_io_submit(io); + congestion_wait(BLK_RW_ASYNC, HZ/50); + } + gfp_flags |= __GFP_NOFAIL; + goto retry_encrypt; + } data_page = NULL; goto out; } diff --git a/fs/ext4/readpage.c b/fs/ext4/readpage.c index 5dc5e95063de2a7e42749a94464f00f7c50be4b8..dc54a4b60eba0faf0b4f8afb290925b5b57e355a 100644 --- a/fs/ext4/readpage.c +++ b/fs/ext4/readpage.c @@ -23,7 +23,7 @@ * * then this code just gives up and calls the buffer_head-based read function. * It does handle a page which has holes at the end - that is a common case: - * the end-of-file on blocksize < PAGE_CACHE_SIZE setups. + * the end-of-file on blocksize < PAGE_SIZE setups. * */ @@ -140,7 +140,7 @@ int ext4_mpage_readpages(struct address_space *mapping, struct inode *inode = mapping->host; const unsigned blkbits = inode->i_blkbits; - const unsigned blocks_per_page = PAGE_CACHE_SIZE >> blkbits; + const unsigned blocks_per_page = PAGE_SIZE >> blkbits; const unsigned blocksize = 1 << blkbits; sector_t block_in_file; sector_t last_block; @@ -173,7 +173,7 @@ int ext4_mpage_readpages(struct address_space *mapping, if (page_has_buffers(page)) goto confused; - block_in_file = (sector_t)page->index << (PAGE_CACHE_SHIFT - blkbits); + block_in_file = (sector_t)page->index << (PAGE_SHIFT - blkbits); last_block = block_in_file + nr_pages * blocks_per_page; last_block_in_file = (i_size_read(inode) + blocksize - 1) >> blkbits; if (last_block > last_block_in_file) @@ -217,7 +217,7 @@ int ext4_mpage_readpages(struct address_space *mapping, set_error_page: SetPageError(page); zero_user_segment(page, 0, - PAGE_CACHE_SIZE); + PAGE_SIZE); unlock_page(page); goto next_page; } @@ -250,7 +250,7 @@ int ext4_mpage_readpages(struct address_space *mapping, } if (first_hole != blocks_per_page) { zero_user_segment(page, first_hole << blkbits, - PAGE_CACHE_SIZE); + PAGE_SIZE); if (first_hole == 0) { SetPageUptodate(page); unlock_page(page); @@ -279,7 +279,7 @@ int ext4_mpage_readpages(struct address_space *mapping, if (ext4_encrypted_inode(inode) && S_ISREG(inode->i_mode)) { - ctx = ext4_get_crypto_ctx(inode); + ctx = ext4_get_crypto_ctx(inode, GFP_NOFS); if (IS_ERR(ctx)) goto set_error_page; } @@ -319,7 +319,7 @@ int ext4_mpage_readpages(struct address_space *mapping, unlock_page(page); next_page: if (pages) - page_cache_release(page); + put_page(page); } BUG_ON(pages && !list_empty(pages)); if (bio) diff --git a/fs/ext4/super.c b/fs/ext4/super.c index 5392975158963118f7eeba2dcf8d560ec485e53d..304c712dbe12e8ba7d5c5abfaca30f7ef3f5e5a6 100644 --- a/fs/ext4/super.c +++ b/fs/ext4/super.c @@ -1113,6 +1113,7 @@ static ssize_t ext4_quota_write(struct super_block *sb, int type, static int ext4_quota_enable(struct super_block *sb, int type, int format_id, unsigned int flags); static int ext4_enable_quotas(struct super_block *sb); +static int ext4_get_next_id(struct super_block *sb, struct kqid *qid); static struct dquot **ext4_get_dquots(struct inode *inode) { @@ -1129,7 +1130,7 @@ static const struct dquot_operations ext4_quota_operations = { .alloc_dquot = dquot_alloc, .destroy_dquot = dquot_destroy, .get_projid = ext4_get_projid, - .get_next_id = dquot_get_next_id, + .get_next_id = ext4_get_next_id, }; static const struct quotactl_ops ext4_qctl_operations = { @@ -1323,9 +1324,9 @@ static int set_qf_name(struct super_block *sb, int qtype, substring_t *args) return -1; } if (ext4_has_feature_quota(sb)) { - ext4_msg(sb, KERN_ERR, "Cannot set journaled quota options " - "when QUOTA feature is enabled"); - return -1; + ext4_msg(sb, KERN_INFO, "Journaled quota options " + "ignored when QUOTA feature is enabled"); + return 1; } qname = match_strdup(args); if (!qname) { @@ -1688,10 +1689,10 @@ static int handle_mount_opt(struct super_block *sb, char *opt, int token, return -1; } if (ext4_has_feature_quota(sb)) { - ext4_msg(sb, KERN_ERR, - "Cannot set journaled quota options " + ext4_msg(sb, KERN_INFO, + "Quota format mount options ignored " "when QUOTA feature is enabled"); - return -1; + return 1; } sbi->s_jquota_fmt = m->mount_opt; #endif @@ -1756,11 +1757,11 @@ static int parse_options(char *options, struct super_block *sb, #ifdef CONFIG_QUOTA if (ext4_has_feature_quota(sb) && (test_opt(sb, USRQUOTA) || test_opt(sb, GRPQUOTA))) { - ext4_msg(sb, KERN_ERR, "Cannot set quota options when QUOTA " - "feature is enabled"); - return 0; - } - if (sbi->s_qf_names[USRQUOTA] || sbi->s_qf_names[GRPQUOTA]) { + ext4_msg(sb, KERN_INFO, "Quota feature enabled, usrquota and grpquota " + "mount options ignored."); + clear_opt(sb, USRQUOTA); + clear_opt(sb, GRPQUOTA); + } else if (sbi->s_qf_names[USRQUOTA] || sbi->s_qf_names[GRPQUOTA]) { if (test_opt(sb, USRQUOTA) && sbi->s_qf_names[USRQUOTA]) clear_opt(sb, USRQUOTA); @@ -1784,7 +1785,7 @@ static int parse_options(char *options, struct super_block *sb, int blocksize = BLOCK_SIZE << le32_to_cpu(sbi->s_es->s_log_block_size); - if (blocksize < PAGE_CACHE_SIZE) { + if (blocksize < PAGE_SIZE) { ext4_msg(sb, KERN_ERR, "can't mount with " "dioread_nolock if block size != PAGE_SIZE"); return 0; @@ -3808,7 +3809,7 @@ static int ext4_fill_super(struct super_block *sb, void *data, int silent) } if ((DUMMY_ENCRYPTION_ENABLED(sbi) || ext4_has_feature_encrypt(sb)) && - (blocksize != PAGE_CACHE_SIZE)) { + (blocksize != PAGE_SIZE)) { ext4_msg(sb, KERN_ERR, "Unsupported blocksize for fs encryption"); goto failed_mount_wq; @@ -5028,6 +5029,20 @@ static int ext4_quota_on_mount(struct super_block *sb, int type) EXT4_SB(sb)->s_jquota_fmt, type); } +static void lockdep_set_quota_inode(struct inode *inode, int subclass) +{ + struct ext4_inode_info *ei = EXT4_I(inode); + + /* The first argument of lockdep_set_subclass has to be + * *exactly* the same as the argument to init_rwsem() --- in + * this case, in init_once() --- or lockdep gets unhappy + * because the name of the lock is set using the + * stringification of the argument to init_rwsem(). + */ + (void) ei; /* shut up clang warning if !CONFIG_LOCKDEP */ + lockdep_set_subclass(&ei->i_data_sem, subclass); +} + /* * Standard function to be called on quota_on */ @@ -5067,8 +5082,12 @@ static int ext4_quota_on(struct super_block *sb, int type, int format_id, if (err) return err; } - - return dquot_quota_on(sb, type, format_id, path); + lockdep_set_quota_inode(path->dentry->d_inode, I_DATA_SEM_QUOTA); + err = dquot_quota_on(sb, type, format_id, path); + if (err) + lockdep_set_quota_inode(path->dentry->d_inode, + I_DATA_SEM_NORMAL); + return err; } static int ext4_quota_enable(struct super_block *sb, int type, int format_id, @@ -5095,8 +5114,11 @@ static int ext4_quota_enable(struct super_block *sb, int type, int format_id, /* Don't account quota for quota files to avoid recursion */ qf_inode->i_flags |= S_NOQUOTA; + lockdep_set_quota_inode(qf_inode, I_DATA_SEM_QUOTA); err = dquot_enable(qf_inode, type, format_id, flags); iput(qf_inode); + if (err) + lockdep_set_quota_inode(qf_inode, I_DATA_SEM_NORMAL); return err; } @@ -5253,6 +5275,17 @@ static ssize_t ext4_quota_write(struct super_block *sb, int type, return len; } +static int ext4_get_next_id(struct super_block *sb, struct kqid *qid) +{ + const struct quota_format_ops *ops; + + if (!sb_has_quota_loaded(sb, qid->type)) + return -ESRCH; + ops = sb_dqopt(sb)->ops[qid->type]; + if (!ops || !ops->get_next_id) + return -ENOSYS; + return dquot_get_next_id(sb, qid); +} #endif static struct dentry *ext4_mount(struct file_system_type *fs_type, int flags, diff --git a/fs/ext4/symlink.c b/fs/ext4/symlink.c index 6f7ee30a89ce806ec0e4fbe27d7a0538ccd1f5c7..75ed5c2f0c167b1169a9008fbfdd2e33fd80eb83 100644 --- a/fs/ext4/symlink.c +++ b/fs/ext4/symlink.c @@ -80,12 +80,12 @@ static const char *ext4_encrypted_get_link(struct dentry *dentry, if (res <= plen) paddr[res] = '\0'; if (cpage) - page_cache_release(cpage); + put_page(cpage); set_delayed_call(done, kfree_link, paddr); return paddr; errout: if (cpage) - page_cache_release(cpage); + put_page(cpage); kfree(paddr); return ERR_PTR(res); } diff --git a/fs/ext4/xattr.c b/fs/ext4/xattr.c index 0441e055c8e8b734a86a31b2f2afcac1d43a013b..e79bd32b9b798735f312ba87e3658e0796c44a2a 100644 --- a/fs/ext4/xattr.c +++ b/fs/ext4/xattr.c @@ -230,6 +230,27 @@ ext4_xattr_check_block(struct inode *inode, struct buffer_head *bh) return error; } +static int +__xattr_check_inode(struct inode *inode, struct ext4_xattr_ibody_header *header, + void *end, const char *function, unsigned int line) +{ + struct ext4_xattr_entry *entry = IFIRST(header); + int error = -EFSCORRUPTED; + + if (((void *) header >= end) || + (header->h_magic != le32_to_cpu(EXT4_XATTR_MAGIC))) + goto errout; + error = ext4_xattr_check_names(entry, end, entry); +errout: + if (error) + __ext4_error_inode(inode, function, line, 0, + "corrupted in-inode xattr"); + return error; +} + +#define xattr_check_inode(inode, header, end) \ + __xattr_check_inode((inode), (header), (end), __func__, __LINE__) + static inline int ext4_xattr_check_entry(struct ext4_xattr_entry *entry, size_t size) { @@ -341,7 +362,7 @@ ext4_xattr_ibody_get(struct inode *inode, int name_index, const char *name, header = IHDR(inode, raw_inode); entry = IFIRST(header); end = (void *)raw_inode + EXT4_SB(inode->i_sb)->s_inode_size; - error = ext4_xattr_check_names(entry, end, entry); + error = xattr_check_inode(inode, header, end); if (error) goto cleanup; error = ext4_xattr_find_entry(&entry, name_index, name, @@ -477,7 +498,7 @@ ext4_xattr_ibody_list(struct dentry *dentry, char *buffer, size_t buffer_size) raw_inode = ext4_raw_inode(&iloc); header = IHDR(inode, raw_inode); end = (void *)raw_inode + EXT4_SB(inode->i_sb)->s_inode_size; - error = ext4_xattr_check_names(IFIRST(header), end, IFIRST(header)); + error = xattr_check_inode(inode, header, end); if (error) goto cleanup; error = ext4_xattr_list_entries(dentry, IFIRST(header), @@ -1040,8 +1061,7 @@ int ext4_xattr_ibody_find(struct inode *inode, struct ext4_xattr_info *i, is->s.here = is->s.first; is->s.end = (void *)raw_inode + EXT4_SB(inode->i_sb)->s_inode_size; if (ext4_test_inode_state(inode, EXT4_STATE_XATTR)) { - error = ext4_xattr_check_names(IFIRST(header), is->s.end, - IFIRST(header)); + error = xattr_check_inode(inode, header, is->s.end); if (error) return error; /* Find the named attribute. */ @@ -1356,6 +1376,10 @@ int ext4_expand_extra_isize_ea(struct inode *inode, int new_extra_isize, last = entry; total_ino = sizeof(struct ext4_xattr_ibody_header); + error = xattr_check_inode(inode, header, end); + if (error) + goto cleanup; + free = ext4_xattr_free_space(last, &min_offs, base, &total_ino); if (free >= new_extra_isize) { entry = IFIRST(header); diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c index e5c762b372390b59fd0ceb011fea75ab19a41fe7..5dafb9cef12e7116c545a07cbac5abc16cb76715 100644 --- a/fs/f2fs/data.c +++ b/fs/f2fs/data.c @@ -223,7 +223,7 @@ int f2fs_submit_page_bio(struct f2fs_io_info *fio) /* Allocate a new bio */ bio = __bio_alloc(fio->sbi, fio->new_blkaddr, 1, is_read_io(fio->rw)); - if (bio_add_page(bio, page, PAGE_CACHE_SIZE, 0) < PAGE_CACHE_SIZE) { + if (bio_add_page(bio, page, PAGE_SIZE, 0) < PAGE_SIZE) { bio_put(bio); return -EFAULT; } @@ -265,8 +265,8 @@ void f2fs_submit_page_mbio(struct f2fs_io_info *fio) bio_page = fio->encrypted_page ? fio->encrypted_page : fio->page; - if (bio_add_page(io->bio, bio_page, PAGE_CACHE_SIZE, 0) < - PAGE_CACHE_SIZE) { + if (bio_add_page(io->bio, bio_page, PAGE_SIZE, 0) < + PAGE_SIZE) { __submit_merged_bio(io); goto alloc_new; } @@ -406,7 +406,7 @@ struct page *get_read_data_page(struct inode *inode, pgoff_t index, * see, f2fs_add_link -> get_new_data_page -> init_inode_metadata. */ if (dn.data_blkaddr == NEW_ADDR) { - zero_user_segment(page, 0, PAGE_CACHE_SIZE); + zero_user_segment(page, 0, PAGE_SIZE); SetPageUptodate(page); unlock_page(page); return page; @@ -517,7 +517,7 @@ struct page *get_new_data_page(struct inode *inode, goto got_it; if (dn.data_blkaddr == NEW_ADDR) { - zero_user_segment(page, 0, PAGE_CACHE_SIZE); + zero_user_segment(page, 0, PAGE_SIZE); SetPageUptodate(page); } else { f2fs_put_page(page, 1); @@ -530,8 +530,8 @@ struct page *get_new_data_page(struct inode *inode, } got_it: if (new_i_size && i_size_read(inode) < - ((loff_t)(index + 1) << PAGE_CACHE_SHIFT)) { - i_size_write(inode, ((loff_t)(index + 1) << PAGE_CACHE_SHIFT)); + ((loff_t)(index + 1) << PAGE_SHIFT)) { + i_size_write(inode, ((loff_t)(index + 1) << PAGE_SHIFT)); /* Only the directory inode sets new_i_size */ set_inode_flag(F2FS_I(inode), FI_UPDATE_DIR); } @@ -570,9 +570,9 @@ static int __allocate_data_block(struct dnode_of_data *dn) /* update i_size */ fofs = start_bidx_of_node(ofs_of_node(dn->node_page), dn->inode) + dn->ofs_in_node; - if (i_size_read(dn->inode) < ((loff_t)(fofs + 1) << PAGE_CACHE_SHIFT)) + if (i_size_read(dn->inode) < ((loff_t)(fofs + 1) << PAGE_SHIFT)) i_size_write(dn->inode, - ((loff_t)(fofs + 1) << PAGE_CACHE_SHIFT)); + ((loff_t)(fofs + 1) << PAGE_SHIFT)); return 0; } @@ -971,7 +971,7 @@ static int f2fs_mpage_readpages(struct address_space *mapping, goto confused; } } else { - zero_user_segment(page, 0, PAGE_CACHE_SIZE); + zero_user_segment(page, 0, PAGE_SIZE); SetPageUptodate(page); unlock_page(page); goto next_page; @@ -992,7 +992,7 @@ static int f2fs_mpage_readpages(struct address_space *mapping, if (f2fs_encrypted_inode(inode) && S_ISREG(inode->i_mode)) { - ctx = fscrypt_get_ctx(inode); + ctx = fscrypt_get_ctx(inode, GFP_NOFS); if (IS_ERR(ctx)) goto set_error_page; @@ -1021,7 +1021,7 @@ static int f2fs_mpage_readpages(struct address_space *mapping, goto next_page; set_error_page: SetPageError(page); - zero_user_segment(page, 0, PAGE_CACHE_SIZE); + zero_user_segment(page, 0, PAGE_SIZE); unlock_page(page); goto next_page; confused: @@ -1032,7 +1032,7 @@ static int f2fs_mpage_readpages(struct address_space *mapping, unlock_page(page); next_page: if (pages) - page_cache_release(page); + put_page(page); } BUG_ON(pages && !list_empty(pages)); if (bio) @@ -1092,14 +1092,24 @@ int do_write_data_page(struct f2fs_io_info *fio) } if (f2fs_encrypted_inode(inode) && S_ISREG(inode->i_mode)) { + gfp_t gfp_flags = GFP_NOFS; /* wait for GCed encrypted page writeback */ f2fs_wait_on_encrypted_page_writeback(F2FS_I_SB(inode), fio->old_blkaddr); - - fio->encrypted_page = fscrypt_encrypt_page(inode, fio->page); +retry_encrypt: + fio->encrypted_page = fscrypt_encrypt_page(inode, fio->page, + gfp_flags); if (IS_ERR(fio->encrypted_page)) { err = PTR_ERR(fio->encrypted_page); + if (err == -ENOMEM) { + /* flush pending ios and wait for a while */ + f2fs_flush_merged_bios(F2FS_I_SB(inode)); + congestion_wait(BLK_RW_ASYNC, HZ/50); + gfp_flags |= __GFP_NOFAIL; + err = 0; + goto retry_encrypt; + } goto out_writepage; } } @@ -1136,7 +1146,7 @@ static int f2fs_write_data_page(struct page *page, struct f2fs_sb_info *sbi = F2FS_I_SB(inode); loff_t i_size = i_size_read(inode); const pgoff_t end_index = ((unsigned long long) i_size) - >> PAGE_CACHE_SHIFT; + >> PAGE_SHIFT; unsigned offset = 0; bool need_balance_fs = false; int err = 0; @@ -1157,11 +1167,11 @@ static int f2fs_write_data_page(struct page *page, * If the offset is out-of-range of file size, * this page does not have to be written to disk. */ - offset = i_size & (PAGE_CACHE_SIZE - 1); + offset = i_size & (PAGE_SIZE - 1); if ((page->index >= end_index + 1) || !offset) goto out; - zero_user_segment(page, offset, PAGE_CACHE_SIZE); + zero_user_segment(page, offset, PAGE_SIZE); write: if (unlikely(is_sbi_flag_set(sbi, SBI_POR_DOING))) goto redirty_out; @@ -1267,8 +1277,8 @@ static int f2fs_write_cache_pages(struct address_space *mapping, cycled = 0; end = -1; } else { - index = wbc->range_start >> PAGE_CACHE_SHIFT; - end = wbc->range_end >> PAGE_CACHE_SHIFT; + index = wbc->range_start >> PAGE_SHIFT; + end = wbc->range_end >> PAGE_SHIFT; if (wbc->range_start == 0 && wbc->range_end == LLONG_MAX) range_whole = 1; cycled = 1; /* ignore range_cyclic tests */ @@ -1448,11 +1458,11 @@ static int prepare_write_begin(struct f2fs_sb_info *sbi, * the block addresses when there is no need to fill the page. */ if (!f2fs_has_inline_data(inode) && !f2fs_encrypted_inode(inode) && - len == PAGE_CACHE_SIZE) + len == PAGE_SIZE) return 0; if (f2fs_has_inline_data(inode) || - (pos & PAGE_CACHE_MASK) >= i_size_read(inode)) { + (pos & PAGE_MASK) >= i_size_read(inode)) { f2fs_lock_op(sbi); locked = true; } @@ -1513,7 +1523,7 @@ static int f2fs_write_begin(struct file *file, struct address_space *mapping, struct inode *inode = mapping->host; struct f2fs_sb_info *sbi = F2FS_I_SB(inode); struct page *page = NULL; - pgoff_t index = ((unsigned long long) pos) >> PAGE_CACHE_SHIFT; + pgoff_t index = ((unsigned long long) pos) >> PAGE_SHIFT; bool need_balance = false; block_t blkaddr = NULL_ADDR; int err = 0; @@ -1561,22 +1571,22 @@ static int f2fs_write_begin(struct file *file, struct address_space *mapping, if (f2fs_encrypted_inode(inode) && S_ISREG(inode->i_mode)) f2fs_wait_on_encrypted_page_writeback(sbi, blkaddr); - if (len == PAGE_CACHE_SIZE) + if (len == PAGE_SIZE) goto out_update; if (PageUptodate(page)) goto out_clear; - if ((pos & PAGE_CACHE_MASK) >= i_size_read(inode)) { - unsigned start = pos & (PAGE_CACHE_SIZE - 1); + if ((pos & PAGE_MASK) >= i_size_read(inode)) { + unsigned start = pos & (PAGE_SIZE - 1); unsigned end = start + len; /* Reading beyond i_size is simple: memset to zero */ - zero_user_segments(page, 0, start, end, PAGE_CACHE_SIZE); + zero_user_segments(page, 0, start, end, PAGE_SIZE); goto out_update; } if (blkaddr == NEW_ADDR) { - zero_user_segment(page, 0, PAGE_CACHE_SIZE); + zero_user_segment(page, 0, PAGE_SIZE); } else { struct f2fs_io_info fio = { .sbi = sbi, @@ -1688,7 +1698,7 @@ void f2fs_invalidate_page(struct page *page, unsigned int offset, struct f2fs_sb_info *sbi = F2FS_I_SB(inode); if (inode->i_ino >= F2FS_ROOT_INO(sbi) && - (offset % PAGE_CACHE_SIZE || length != PAGE_CACHE_SIZE)) + (offset % PAGE_SIZE || length != PAGE_SIZE)) return; if (PageDirty(page)) { diff --git a/fs/f2fs/debug.c b/fs/f2fs/debug.c index 4fb6ef88a34f2836dc16a6441c678f2fe9077971..f4a61a5ff79fb3e8cd928b0318798ae775a9af0d 100644 --- a/fs/f2fs/debug.c +++ b/fs/f2fs/debug.c @@ -164,7 +164,7 @@ static void update_mem_info(struct f2fs_sb_info *sbi) /* build curseg */ si->base_mem += sizeof(struct curseg_info) * NR_CURSEG_TYPE; - si->base_mem += PAGE_CACHE_SIZE * NR_CURSEG_TYPE; + si->base_mem += PAGE_SIZE * NR_CURSEG_TYPE; /* build dirty segmap */ si->base_mem += sizeof(struct dirty_seglist_info); @@ -201,9 +201,9 @@ static void update_mem_info(struct f2fs_sb_info *sbi) si->page_mem = 0; npages = NODE_MAPPING(sbi)->nrpages; - si->page_mem += (unsigned long long)npages << PAGE_CACHE_SHIFT; + si->page_mem += (unsigned long long)npages << PAGE_SHIFT; npages = META_MAPPING(sbi)->nrpages; - si->page_mem += (unsigned long long)npages << PAGE_CACHE_SHIFT; + si->page_mem += (unsigned long long)npages << PAGE_SHIFT; } static int stat_show(struct seq_file *s, void *v) diff --git a/fs/f2fs/dir.c b/fs/f2fs/dir.c index 80641ad827459af98d39dce0e2f649a30f489c8b..af819571bce7130a887cbecef1241097fda63f9c 100644 --- a/fs/f2fs/dir.c +++ b/fs/f2fs/dir.c @@ -17,8 +17,8 @@ static unsigned long dir_blocks(struct inode *inode) { - return ((unsigned long long) (i_size_read(inode) + PAGE_CACHE_SIZE - 1)) - >> PAGE_CACHE_SHIFT; + return ((unsigned long long) (i_size_read(inode) + PAGE_SIZE - 1)) + >> PAGE_SHIFT; } static unsigned int dir_buckets(unsigned int level, int dir_level) diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h index bbe2cd1265d0c41f63e9788a40805ca3c855304a..7a4558d17f364e84d5d7c14925eabbd3110784bb 100644 --- a/fs/f2fs/f2fs.h +++ b/fs/f2fs/f2fs.h @@ -1294,7 +1294,7 @@ static inline void f2fs_put_page(struct page *page, int unlock) f2fs_bug_on(F2FS_P_SB(page), !PageLocked(page)); unlock_page(page); } - page_cache_release(page); + put_page(page); } static inline void f2fs_put_dnode(struct dnode_of_data *dn) diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c index b41c3579ea9e859bd692127e30c1b998e4346fb9..90d1157a09f9b9b3dcc778d189a99d68c5512154 100644 --- a/fs/f2fs/file.c +++ b/fs/f2fs/file.c @@ -74,11 +74,11 @@ static int f2fs_vm_page_mkwrite(struct vm_area_struct *vma, goto mapped; /* page is wholly or partially inside EOF */ - if (((loff_t)(page->index + 1) << PAGE_CACHE_SHIFT) > + if (((loff_t)(page->index + 1) << PAGE_SHIFT) > i_size_read(inode)) { unsigned offset; - offset = i_size_read(inode) & ~PAGE_CACHE_MASK; - zero_user_segment(page, offset, PAGE_CACHE_SIZE); + offset = i_size_read(inode) & ~PAGE_MASK; + zero_user_segment(page, offset, PAGE_SIZE); } set_page_dirty(page); SetPageUptodate(page); @@ -346,11 +346,11 @@ static loff_t f2fs_seek_block(struct file *file, loff_t offset, int whence) goto found; } - pgofs = (pgoff_t)(offset >> PAGE_CACHE_SHIFT); + pgofs = (pgoff_t)(offset >> PAGE_SHIFT); dirty = __get_first_dirty_index(inode->i_mapping, pgofs, whence); - for (; data_ofs < isize; data_ofs = (loff_t)pgofs << PAGE_CACHE_SHIFT) { + for (; data_ofs < isize; data_ofs = (loff_t)pgofs << PAGE_SHIFT) { set_new_dnode(&dn, inode, NULL, NULL, 0); err = get_dnode_of_data(&dn, pgofs, LOOKUP_NODE_RA); if (err && err != -ENOENT) { @@ -370,7 +370,7 @@ static loff_t f2fs_seek_block(struct file *file, loff_t offset, int whence) /* find data/hole in dnode block */ for (; dn.ofs_in_node < end_offset; dn.ofs_in_node++, pgofs++, - data_ofs = (loff_t)pgofs << PAGE_CACHE_SHIFT) { + data_ofs = (loff_t)pgofs << PAGE_SHIFT) { block_t blkaddr; blkaddr = datablock_addr(dn.node_page, dn.ofs_in_node); @@ -441,7 +441,7 @@ static int f2fs_file_mmap(struct file *file, struct vm_area_struct *vma) static int f2fs_file_open(struct inode *inode, struct file *filp) { int ret = generic_file_open(inode, filp); - struct inode *dir = filp->f_path.dentry->d_parent->d_inode; + struct dentry *dir; if (!ret && f2fs_encrypted_inode(inode)) { ret = fscrypt_get_encryption_info(inode); @@ -450,9 +450,13 @@ static int f2fs_file_open(struct inode *inode, struct file *filp) if (!fscrypt_has_encryption_key(inode)) return -ENOKEY; } - if (f2fs_encrypted_inode(dir) && - !fscrypt_has_permitted_context(dir, inode)) + dir = dget_parent(file_dentry(filp)); + if (f2fs_encrypted_inode(d_inode(dir)) && + !fscrypt_has_permitted_context(d_inode(dir), inode)) { + dput(dir); return -EPERM; + } + dput(dir); return ret; } @@ -508,8 +512,8 @@ void truncate_data_blocks(struct dnode_of_data *dn) static int truncate_partial_data_page(struct inode *inode, u64 from, bool cache_only) { - unsigned offset = from & (PAGE_CACHE_SIZE - 1); - pgoff_t index = from >> PAGE_CACHE_SHIFT; + unsigned offset = from & (PAGE_SIZE - 1); + pgoff_t index = from >> PAGE_SHIFT; struct address_space *mapping = inode->i_mapping; struct page *page; @@ -529,7 +533,7 @@ static int truncate_partial_data_page(struct inode *inode, u64 from, return 0; truncate_out: f2fs_wait_on_page_writeback(page, DATA, true); - zero_user(page, offset, PAGE_CACHE_SIZE - offset); + zero_user(page, offset, PAGE_SIZE - offset); if (!cache_only || !f2fs_encrypted_inode(inode) || !S_ISREG(inode->i_mode)) set_page_dirty(page); @@ -799,11 +803,11 @@ static int punch_hole(struct inode *inode, loff_t offset, loff_t len) if (ret) return ret; - pg_start = ((unsigned long long) offset) >> PAGE_CACHE_SHIFT; - pg_end = ((unsigned long long) offset + len) >> PAGE_CACHE_SHIFT; + pg_start = ((unsigned long long) offset) >> PAGE_SHIFT; + pg_end = ((unsigned long long) offset + len) >> PAGE_SHIFT; - off_start = offset & (PAGE_CACHE_SIZE - 1); - off_end = (offset + len) & (PAGE_CACHE_SIZE - 1); + off_start = offset & (PAGE_SIZE - 1); + off_end = (offset + len) & (PAGE_SIZE - 1); if (pg_start == pg_end) { ret = fill_zero(inode, pg_start, off_start, @@ -813,7 +817,7 @@ static int punch_hole(struct inode *inode, loff_t offset, loff_t len) } else { if (off_start) { ret = fill_zero(inode, pg_start++, off_start, - PAGE_CACHE_SIZE - off_start); + PAGE_SIZE - off_start); if (ret) return ret; } @@ -830,8 +834,8 @@ static int punch_hole(struct inode *inode, loff_t offset, loff_t len) f2fs_balance_fs(sbi, true); - blk_start = (loff_t)pg_start << PAGE_CACHE_SHIFT; - blk_end = (loff_t)pg_end << PAGE_CACHE_SHIFT; + blk_start = (loff_t)pg_start << PAGE_SHIFT; + blk_end = (loff_t)pg_end << PAGE_SHIFT; truncate_inode_pages_range(mapping, blk_start, blk_end - 1); @@ -954,8 +958,8 @@ static int f2fs_collapse_range(struct inode *inode, loff_t offset, loff_t len) if (ret) return ret; - pg_start = offset >> PAGE_CACHE_SHIFT; - pg_end = (offset + len) >> PAGE_CACHE_SHIFT; + pg_start = offset >> PAGE_SHIFT; + pg_end = (offset + len) >> PAGE_SHIFT; /* write out all dirty pages from offset */ ret = filemap_write_and_wait_range(inode->i_mapping, offset, LLONG_MAX); @@ -1006,11 +1010,11 @@ static int f2fs_zero_range(struct inode *inode, loff_t offset, loff_t len, truncate_pagecache_range(inode, offset, offset + len - 1); - pg_start = ((unsigned long long) offset) >> PAGE_CACHE_SHIFT; - pg_end = ((unsigned long long) offset + len) >> PAGE_CACHE_SHIFT; + pg_start = ((unsigned long long) offset) >> PAGE_SHIFT; + pg_end = ((unsigned long long) offset + len) >> PAGE_SHIFT; - off_start = offset & (PAGE_CACHE_SIZE - 1); - off_end = (offset + len) & (PAGE_CACHE_SIZE - 1); + off_start = offset & (PAGE_SIZE - 1); + off_end = (offset + len) & (PAGE_SIZE - 1); if (pg_start == pg_end) { ret = fill_zero(inode, pg_start, off_start, @@ -1024,12 +1028,12 @@ static int f2fs_zero_range(struct inode *inode, loff_t offset, loff_t len, } else { if (off_start) { ret = fill_zero(inode, pg_start++, off_start, - PAGE_CACHE_SIZE - off_start); + PAGE_SIZE - off_start); if (ret) return ret; new_size = max_t(loff_t, new_size, - (loff_t)pg_start << PAGE_CACHE_SHIFT); + (loff_t)pg_start << PAGE_SHIFT); } for (index = pg_start; index < pg_end; index++) { @@ -1060,7 +1064,7 @@ static int f2fs_zero_range(struct inode *inode, loff_t offset, loff_t len, f2fs_unlock_op(sbi); new_size = max_t(loff_t, new_size, - (loff_t)(index + 1) << PAGE_CACHE_SHIFT); + (loff_t)(index + 1) << PAGE_SHIFT); } if (off_end) { @@ -1117,8 +1121,8 @@ static int f2fs_insert_range(struct inode *inode, loff_t offset, loff_t len) truncate_pagecache(inode, offset); - pg_start = offset >> PAGE_CACHE_SHIFT; - pg_end = (offset + len) >> PAGE_CACHE_SHIFT; + pg_start = offset >> PAGE_SHIFT; + pg_end = (offset + len) >> PAGE_SHIFT; delta = pg_end - pg_start; nrpages = (i_size_read(inode) + PAGE_SIZE - 1) / PAGE_SIZE; @@ -1158,11 +1162,11 @@ static int expand_inode_data(struct inode *inode, loff_t offset, f2fs_balance_fs(sbi, true); - pg_start = ((unsigned long long) offset) >> PAGE_CACHE_SHIFT; - pg_end = ((unsigned long long) offset + len) >> PAGE_CACHE_SHIFT; + pg_start = ((unsigned long long) offset) >> PAGE_SHIFT; + pg_end = ((unsigned long long) offset + len) >> PAGE_SHIFT; - off_start = offset & (PAGE_CACHE_SIZE - 1); - off_end = (offset + len) & (PAGE_CACHE_SIZE - 1); + off_start = offset & (PAGE_SIZE - 1); + off_end = (offset + len) & (PAGE_SIZE - 1); f2fs_lock_op(sbi); @@ -1180,12 +1184,12 @@ static int expand_inode_data(struct inode *inode, loff_t offset, if (pg_start == pg_end) new_size = offset + len; else if (index == pg_start && off_start) - new_size = (loff_t)(index + 1) << PAGE_CACHE_SHIFT; + new_size = (loff_t)(index + 1) << PAGE_SHIFT; else if (index == pg_end) - new_size = ((loff_t)index << PAGE_CACHE_SHIFT) + + new_size = ((loff_t)index << PAGE_SHIFT) + off_end; else - new_size += PAGE_CACHE_SIZE; + new_size += PAGE_SIZE; } if (!(mode & FALLOC_FL_KEEP_SIZE) && @@ -1652,8 +1656,8 @@ static int f2fs_defragment_range(struct f2fs_sb_info *sbi, if (need_inplace_update(inode)) return -EINVAL; - pg_start = range->start >> PAGE_CACHE_SHIFT; - pg_end = (range->start + range->len) >> PAGE_CACHE_SHIFT; + pg_start = range->start >> PAGE_SHIFT; + pg_end = (range->start + range->len) >> PAGE_SHIFT; f2fs_balance_fs(sbi, true); @@ -1770,7 +1774,7 @@ static int f2fs_defragment_range(struct f2fs_sb_info *sbi, out: inode_unlock(inode); if (!err) - range->len = (u64)total << PAGE_CACHE_SHIFT; + range->len = (u64)total << PAGE_SHIFT; return err; } diff --git a/fs/f2fs/inline.c b/fs/f2fs/inline.c index 358214e9f70765887b1e1353efef1ec77555eb90..a2fbe6f427d3b9ceba086af42ac7086b718692b4 100644 --- a/fs/f2fs/inline.c +++ b/fs/f2fs/inline.c @@ -51,7 +51,7 @@ void read_inline_data(struct page *page, struct page *ipage) f2fs_bug_on(F2FS_P_SB(page), page->index); - zero_user_segment(page, MAX_INLINE_DATA, PAGE_CACHE_SIZE); + zero_user_segment(page, MAX_INLINE_DATA, PAGE_SIZE); /* Copy the whole inline data block */ src_addr = inline_data_addr(ipage); @@ -93,7 +93,7 @@ int f2fs_read_inline_data(struct inode *inode, struct page *page) } if (page->index) - zero_user_segment(page, 0, PAGE_CACHE_SIZE); + zero_user_segment(page, 0, PAGE_SIZE); else read_inline_data(page, ipage); @@ -375,7 +375,7 @@ static int f2fs_convert_inline_dir(struct inode *dir, struct page *ipage, goto out; f2fs_wait_on_page_writeback(page, DATA, true); - zero_user_segment(page, MAX_INLINE_DATA, PAGE_CACHE_SIZE); + zero_user_segment(page, MAX_INLINE_DATA, PAGE_SIZE); dentry_blk = kmap_atomic(page); @@ -405,8 +405,8 @@ static int f2fs_convert_inline_dir(struct inode *dir, struct page *ipage, stat_dec_inline_dir(dir); clear_inode_flag(F2FS_I(dir), FI_INLINE_DENTRY); - if (i_size_read(dir) < PAGE_CACHE_SIZE) { - i_size_write(dir, PAGE_CACHE_SIZE); + if (i_size_read(dir) < PAGE_SIZE) { + i_size_write(dir, PAGE_SIZE); set_inode_flag(F2FS_I(dir), FI_UPDATE_DIR); } diff --git a/fs/f2fs/namei.c b/fs/f2fs/namei.c index 7876f10521019509bbae2888addea516e8cc1db2..013e57932d615fec6dcc8ce1f2246cd0a0a36c0e 100644 --- a/fs/f2fs/namei.c +++ b/fs/f2fs/namei.c @@ -1027,12 +1027,6 @@ static const char *f2fs_encrypted_get_link(struct dentry *dentry, goto errout; } - /* this is broken symlink case */ - if (unlikely(cstr.name[0] == 0)) { - res = -ENOENT; - goto errout; - } - if ((cstr.len + sizeof(struct fscrypt_symlink_data) - 1) > max_size) { /* Symlink data on the disk is corrupted */ res = -EIO; @@ -1046,17 +1040,23 @@ static const char *f2fs_encrypted_get_link(struct dentry *dentry, if (res < 0) goto errout; + /* this is broken symlink case */ + if (unlikely(pstr.name[0] == 0)) { + res = -ENOENT; + goto errout; + } + paddr = pstr.name; /* Null-terminate the name */ paddr[res] = '\0'; - page_cache_release(cpage); + put_page(cpage); set_delayed_call(done, kfree_link, paddr); return paddr; errout: fscrypt_fname_free_buffer(&pstr); - page_cache_release(cpage); + put_page(cpage); return ERR_PTR(res); } diff --git a/fs/f2fs/node.c b/fs/f2fs/node.c index 118321bd1a7fa9a71694d288615d85b660f03d7e..1a33de9d84b16a68202ee410cafc4f9ba1353e11 100644 --- a/fs/f2fs/node.c +++ b/fs/f2fs/node.c @@ -46,11 +46,11 @@ bool available_free_memory(struct f2fs_sb_info *sbi, int type) */ if (type == FREE_NIDS) { mem_size = (nm_i->fcnt * sizeof(struct free_nid)) >> - PAGE_CACHE_SHIFT; + PAGE_SHIFT; res = mem_size < ((avail_ram * nm_i->ram_thresh / 100) >> 2); } else if (type == NAT_ENTRIES) { mem_size = (nm_i->nat_cnt * sizeof(struct nat_entry)) >> - PAGE_CACHE_SHIFT; + PAGE_SHIFT; res = mem_size < ((avail_ram * nm_i->ram_thresh / 100) >> 2); } else if (type == DIRTY_DENTS) { if (sbi->sb->s_bdi->wb.dirty_exceeded) @@ -62,13 +62,13 @@ bool available_free_memory(struct f2fs_sb_info *sbi, int type) for (i = 0; i <= UPDATE_INO; i++) mem_size += (sbi->im[i].ino_num * - sizeof(struct ino_entry)) >> PAGE_CACHE_SHIFT; + sizeof(struct ino_entry)) >> PAGE_SHIFT; res = mem_size < ((avail_ram * nm_i->ram_thresh / 100) >> 1); } else if (type == EXTENT_CACHE) { mem_size = (atomic_read(&sbi->total_ext_tree) * sizeof(struct extent_tree) + atomic_read(&sbi->total_ext_node) * - sizeof(struct extent_node)) >> PAGE_CACHE_SHIFT; + sizeof(struct extent_node)) >> PAGE_SHIFT; res = mem_size < ((avail_ram * nm_i->ram_thresh / 100) >> 1); } else { if (!sbi->sb->s_bdi->wb.dirty_exceeded) @@ -121,7 +121,7 @@ static struct page *get_next_nat_page(struct f2fs_sb_info *sbi, nid_t nid) src_addr = page_address(src_page); dst_addr = page_address(dst_page); - memcpy(dst_addr, src_addr, PAGE_CACHE_SIZE); + memcpy(dst_addr, src_addr, PAGE_SIZE); set_page_dirty(dst_page); f2fs_put_page(src_page, 1); diff --git a/fs/f2fs/recovery.c b/fs/f2fs/recovery.c index 0b30cd2aeebd52b85dbfd6f1b5d2cbd624da7837..011942f94d6494ff5da99a36967b3e8ba8ff6140 100644 --- a/fs/f2fs/recovery.c +++ b/fs/f2fs/recovery.c @@ -591,7 +591,7 @@ int recover_fsync_data(struct f2fs_sb_info *sbi) /* truncate meta pages to be used by the recovery */ truncate_inode_pages_range(META_MAPPING(sbi), - (loff_t)MAIN_BLKADDR(sbi) << PAGE_CACHE_SHIFT, -1); + (loff_t)MAIN_BLKADDR(sbi) << PAGE_SHIFT, -1); if (err) { truncate_inode_pages_final(NODE_MAPPING(sbi)); diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c index 6f16b39f0b528a530cae99ea3b0027bb16cbe2ae..540669d6978e69f7b1bcf27f479ef961e1eabde0 100644 --- a/fs/f2fs/segment.c +++ b/fs/f2fs/segment.c @@ -885,12 +885,12 @@ int npages_for_summary_flush(struct f2fs_sb_info *sbi, bool for_ra) } } - sum_in_page = (PAGE_CACHE_SIZE - 2 * SUM_JOURNAL_SIZE - + sum_in_page = (PAGE_SIZE - 2 * SUM_JOURNAL_SIZE - SUM_FOOTER_SIZE) / SUMMARY_SIZE; if (valid_sum_count <= sum_in_page) return 1; else if ((valid_sum_count - sum_in_page) <= - (PAGE_CACHE_SIZE - SUM_FOOTER_SIZE) / SUMMARY_SIZE) + (PAGE_SIZE - SUM_FOOTER_SIZE) / SUMMARY_SIZE) return 2; return 3; } @@ -909,9 +909,9 @@ void update_meta_page(struct f2fs_sb_info *sbi, void *src, block_t blk_addr) void *dst = page_address(page); if (src) - memcpy(dst, src, PAGE_CACHE_SIZE); + memcpy(dst, src, PAGE_SIZE); else - memset(dst, 0, PAGE_CACHE_SIZE); + memset(dst, 0, PAGE_SIZE); set_page_dirty(page); f2fs_put_page(page, 1); } @@ -1596,7 +1596,7 @@ static int read_compacted_summaries(struct f2fs_sb_info *sbi) s = (struct f2fs_summary *)(kaddr + offset); seg_i->sum_blk->entries[j] = *s; offset += SUMMARY_SIZE; - if (offset + SUMMARY_SIZE <= PAGE_CACHE_SIZE - + if (offset + SUMMARY_SIZE <= PAGE_SIZE - SUM_FOOTER_SIZE) continue; @@ -1757,7 +1757,7 @@ static void write_compacted_summaries(struct f2fs_sb_info *sbi, block_t blkaddr) *summary = seg_i->sum_blk->entries[j]; written_size += SUMMARY_SIZE; - if (written_size + SUMMARY_SIZE <= PAGE_CACHE_SIZE - + if (written_size + SUMMARY_SIZE <= PAGE_SIZE - SUM_FOOTER_SIZE) continue; @@ -1844,7 +1844,7 @@ static struct page *get_next_sit_page(struct f2fs_sb_info *sbi, src_addr = page_address(src_page); dst_addr = page_address(dst_page); - memcpy(dst_addr, src_addr, PAGE_CACHE_SIZE); + memcpy(dst_addr, src_addr, PAGE_SIZE); set_page_dirty(dst_page); f2fs_put_page(src_page, 1); @@ -2171,7 +2171,7 @@ static int build_curseg(struct f2fs_sb_info *sbi) for (i = 0; i < NR_CURSEG_TYPE; i++) { mutex_init(&array[i].curseg_mutex); - array[i].sum_blk = kzalloc(PAGE_CACHE_SIZE, GFP_KERNEL); + array[i].sum_blk = kzalloc(PAGE_SIZE, GFP_KERNEL); if (!array[i].sum_blk) return -ENOMEM; init_rwsem(&array[i].journal_rwsem); diff --git a/fs/f2fs/super.c b/fs/f2fs/super.c index 15bb81f8dac259843b074cfb2737426b49c139a5..006f87d69921da05e071f41dc023a5d812116779 100644 --- a/fs/f2fs/super.c +++ b/fs/f2fs/super.c @@ -984,9 +984,25 @@ static loff_t max_file_blocks(void) return result; } +static int __f2fs_commit_super(struct buffer_head *bh, + struct f2fs_super_block *super) +{ + lock_buffer(bh); + if (super) + memcpy(bh->b_data + F2FS_SUPER_OFFSET, super, sizeof(*super)); + set_buffer_uptodate(bh); + set_buffer_dirty(bh); + unlock_buffer(bh); + + /* it's rare case, we can do fua all the time */ + return __sync_dirty_buffer(bh, WRITE_FLUSH_FUA); +} + static inline bool sanity_check_area_boundary(struct super_block *sb, - struct f2fs_super_block *raw_super) + struct buffer_head *bh) { + struct f2fs_super_block *raw_super = (struct f2fs_super_block *) + (bh->b_data + F2FS_SUPER_OFFSET); u32 segment0_blkaddr = le32_to_cpu(raw_super->segment0_blkaddr); u32 cp_blkaddr = le32_to_cpu(raw_super->cp_blkaddr); u32 sit_blkaddr = le32_to_cpu(raw_super->sit_blkaddr); @@ -1000,6 +1016,10 @@ static inline bool sanity_check_area_boundary(struct super_block *sb, u32 segment_count_main = le32_to_cpu(raw_super->segment_count_main); u32 segment_count = le32_to_cpu(raw_super->segment_count); u32 log_blocks_per_seg = le32_to_cpu(raw_super->log_blocks_per_seg); + u64 main_end_blkaddr = main_blkaddr + + (segment_count_main << log_blocks_per_seg); + u64 seg_end_blkaddr = segment0_blkaddr + + (segment_count << log_blocks_per_seg); if (segment0_blkaddr != cp_blkaddr) { f2fs_msg(sb, KERN_INFO, @@ -1044,22 +1064,45 @@ static inline bool sanity_check_area_boundary(struct super_block *sb, return true; } - if (main_blkaddr + (segment_count_main << log_blocks_per_seg) != - segment0_blkaddr + (segment_count << log_blocks_per_seg)) { + if (main_end_blkaddr > seg_end_blkaddr) { f2fs_msg(sb, KERN_INFO, - "Wrong MAIN_AREA boundary, start(%u) end(%u) blocks(%u)", + "Wrong MAIN_AREA boundary, start(%u) end(%u) block(%u)", main_blkaddr, - segment0_blkaddr + (segment_count << log_blocks_per_seg), + segment0_blkaddr + + (segment_count << log_blocks_per_seg), segment_count_main << log_blocks_per_seg); return true; + } else if (main_end_blkaddr < seg_end_blkaddr) { + int err = 0; + char *res; + + /* fix in-memory information all the time */ + raw_super->segment_count = cpu_to_le32((main_end_blkaddr - + segment0_blkaddr) >> log_blocks_per_seg); + + if (f2fs_readonly(sb) || bdev_read_only(sb->s_bdev)) { + res = "internally"; + } else { + err = __f2fs_commit_super(bh, NULL); + res = err ? "failed" : "done"; + } + f2fs_msg(sb, KERN_INFO, + "Fix alignment : %s, start(%u) end(%u) block(%u)", + res, main_blkaddr, + segment0_blkaddr + + (segment_count << log_blocks_per_seg), + segment_count_main << log_blocks_per_seg); + if (err) + return true; } - return false; } static int sanity_check_raw_super(struct super_block *sb, - struct f2fs_super_block *raw_super) + struct buffer_head *bh) { + struct f2fs_super_block *raw_super = (struct f2fs_super_block *) + (bh->b_data + F2FS_SUPER_OFFSET); unsigned int blocksize; if (F2FS_SUPER_MAGIC != le32_to_cpu(raw_super->magic)) { @@ -1070,10 +1113,10 @@ static int sanity_check_raw_super(struct super_block *sb, } /* Currently, support only 4KB page cache size */ - if (F2FS_BLKSIZE != PAGE_CACHE_SIZE) { + if (F2FS_BLKSIZE != PAGE_SIZE) { f2fs_msg(sb, KERN_INFO, "Invalid page_cache_size (%lu), supports only 4KB\n", - PAGE_CACHE_SIZE); + PAGE_SIZE); return 1; } @@ -1126,7 +1169,7 @@ static int sanity_check_raw_super(struct super_block *sb, } /* check CP/SIT/NAT/SSA/MAIN_AREA area boundary */ - if (sanity_check_area_boundary(sb, raw_super)) + if (sanity_check_area_boundary(sb, bh)) return 1; return 0; @@ -1202,7 +1245,7 @@ static int read_raw_super_block(struct super_block *sb, { int block; struct buffer_head *bh; - struct f2fs_super_block *super, *buf; + struct f2fs_super_block *super; int err = 0; super = kzalloc(sizeof(struct f2fs_super_block), GFP_KERNEL); @@ -1218,11 +1261,8 @@ static int read_raw_super_block(struct super_block *sb, continue; } - buf = (struct f2fs_super_block *) - (bh->b_data + F2FS_SUPER_OFFSET); - /* sanity checking of raw super */ - if (sanity_check_raw_super(sb, buf)) { + if (sanity_check_raw_super(sb, bh)) { f2fs_msg(sb, KERN_ERR, "Can't find valid F2FS filesystem in %dth superblock", block + 1); @@ -1232,7 +1272,8 @@ static int read_raw_super_block(struct super_block *sb, } if (!*raw_super) { - memcpy(super, buf, sizeof(*super)); + memcpy(super, bh->b_data + F2FS_SUPER_OFFSET, + sizeof(*super)); *valid_super_block = block; *raw_super = super; } @@ -1252,42 +1293,29 @@ static int read_raw_super_block(struct super_block *sb, return err; } -static int __f2fs_commit_super(struct f2fs_sb_info *sbi, int block) +int f2fs_commit_super(struct f2fs_sb_info *sbi, bool recover) { - struct f2fs_super_block *super = F2FS_RAW_SUPER(sbi); struct buffer_head *bh; int err; - bh = sb_getblk(sbi->sb, block); + /* write back-up superblock first */ + bh = sb_getblk(sbi->sb, sbi->valid_super_block ? 0: 1); if (!bh) return -EIO; - - lock_buffer(bh); - memcpy(bh->b_data + F2FS_SUPER_OFFSET, super, sizeof(*super)); - set_buffer_uptodate(bh); - set_buffer_dirty(bh); - unlock_buffer(bh); - - /* it's rare case, we can do fua all the time */ - err = __sync_dirty_buffer(bh, WRITE_FLUSH_FUA); + err = __f2fs_commit_super(bh, F2FS_RAW_SUPER(sbi)); brelse(bh); - return err; -} - -int f2fs_commit_super(struct f2fs_sb_info *sbi, bool recover) -{ - int err; - - /* write back-up superblock first */ - err = __f2fs_commit_super(sbi, sbi->valid_super_block ? 0 : 1); - /* if we are in recovery path, skip writing valid superblock */ if (recover || err) return err; /* write current valid superblock */ - return __f2fs_commit_super(sbi, sbi->valid_super_block); + bh = sb_getblk(sbi->sb, sbi->valid_super_block); + if (!bh) + return -EIO; + err = __f2fs_commit_super(bh, F2FS_RAW_SUPER(sbi)); + brelse(bh); + return err; } static int f2fs_fill_super(struct super_block *sb, void *data, int silent) @@ -1442,7 +1470,7 @@ static int f2fs_fill_super(struct super_block *sb, void *data, int silent) seg_i = CURSEG_I(sbi, CURSEG_HOT_NODE); if (__exist_node_summaries(sbi)) sbi->kbytes_written = - le64_to_cpu(seg_i->sum_blk->journal.info.kbytes_written); + le64_to_cpu(seg_i->journal->info.kbytes_written); build_gc_manager(sbi); diff --git a/fs/freevxfs/vxfs_immed.c b/fs/freevxfs/vxfs_immed.c index cb84f0fcc72a468c1366f498554ab4c79ac26830..bfc780c682fb8b0fdd2301398263964fe07f69a7 100644 --- a/fs/freevxfs/vxfs_immed.c +++ b/fs/freevxfs/vxfs_immed.c @@ -66,11 +66,11 @@ static int vxfs_immed_readpage(struct file *fp, struct page *pp) { struct vxfs_inode_info *vip = VXFS_INO(pp->mapping->host); - u_int64_t offset = (u_int64_t)pp->index << PAGE_CACHE_SHIFT; + u_int64_t offset = (u_int64_t)pp->index << PAGE_SHIFT; caddr_t kaddr; kaddr = kmap(pp); - memcpy(kaddr, vip->vii_immed.vi_immed + offset, PAGE_CACHE_SIZE); + memcpy(kaddr, vip->vii_immed.vi_immed + offset, PAGE_SIZE); kunmap(pp); flush_dcache_page(pp); diff --git a/fs/freevxfs/vxfs_lookup.c b/fs/freevxfs/vxfs_lookup.c index 1cff72df0389a415ef79b14e75d773e87fae3206..a49e0cfbb686d3448a567dcf76434a041b0b326a 100644 --- a/fs/freevxfs/vxfs_lookup.c +++ b/fs/freevxfs/vxfs_lookup.c @@ -45,7 +45,7 @@ /* * Number of VxFS blocks per page. */ -#define VXFS_BLOCK_PER_PAGE(sbp) ((PAGE_CACHE_SIZE / (sbp)->s_blocksize)) +#define VXFS_BLOCK_PER_PAGE(sbp) ((PAGE_SIZE / (sbp)->s_blocksize)) static struct dentry * vxfs_lookup(struct inode *, struct dentry *, unsigned int); @@ -175,7 +175,7 @@ vxfs_inode_by_name(struct inode *dip, struct dentry *dp) if (de) { ino = de->d_ino; kunmap(pp); - page_cache_release(pp); + put_page(pp); } return (ino); @@ -255,8 +255,8 @@ vxfs_readdir(struct file *fp, struct dir_context *ctx) nblocks = dir_blocks(ip); pblocks = VXFS_BLOCK_PER_PAGE(sbp); - page = pos >> PAGE_CACHE_SHIFT; - offset = pos & ~PAGE_CACHE_MASK; + page = pos >> PAGE_SHIFT; + offset = pos & ~PAGE_MASK; block = (u_long)(pos >> sbp->s_blocksize_bits) % pblocks; for (; page < npages; page++, block = 0) { @@ -289,7 +289,7 @@ vxfs_readdir(struct file *fp, struct dir_context *ctx) continue; offset = (char *)de - kaddr; - ctx->pos = ((page << PAGE_CACHE_SHIFT) | offset) + 2; + ctx->pos = ((page << PAGE_SHIFT) | offset) + 2; if (!dir_emit(ctx, de->d_name, de->d_namelen, de->d_ino, DT_UNKNOWN)) { vxfs_put_page(pp); @@ -301,6 +301,6 @@ vxfs_readdir(struct file *fp, struct dir_context *ctx) vxfs_put_page(pp); offset = 0; } - ctx->pos = ((page << PAGE_CACHE_SHIFT) | offset) + 2; + ctx->pos = ((page << PAGE_SHIFT) | offset) + 2; return 0; } diff --git a/fs/freevxfs/vxfs_subr.c b/fs/freevxfs/vxfs_subr.c index 5d318c44f8554bdbf5304a707557e413089b2913..e806694d4145e272d51765d80371d32398527acb 100644 --- a/fs/freevxfs/vxfs_subr.c +++ b/fs/freevxfs/vxfs_subr.c @@ -50,7 +50,7 @@ inline void vxfs_put_page(struct page *pp) { kunmap(pp); - page_cache_release(pp); + put_page(pp); } /** diff --git a/fs/fs-writeback.c b/fs/fs-writeback.c index fee81e8768c955f0eaf3844d374728f5c42a0140..592cea54cea0f2e4010f80c77e74c16527c36927 100644 --- a/fs/fs-writeback.c +++ b/fs/fs-writeback.c @@ -33,7 +33,7 @@ /* * 4MB minimal write chunk size */ -#define MIN_WRITEBACK_PAGES (4096UL >> (PAGE_CACHE_SHIFT - 10)) +#define MIN_WRITEBACK_PAGES (4096UL >> (PAGE_SHIFT - 10)) struct wb_completion { atomic_t cnt; diff --git a/fs/fscache/page.c b/fs/fscache/page.c index 6b35fc4860a0381ab33ccc6162ca5184555373b6..3078b679fcd1b4a74b1839a7d5cc5692360bf2e1 100644 --- a/fs/fscache/page.c +++ b/fs/fscache/page.c @@ -113,7 +113,7 @@ bool __fscache_maybe_release_page(struct fscache_cookie *cookie, wake_up_bit(&cookie->flags, 0); if (xpage) - page_cache_release(xpage); + put_page(xpage); __fscache_uncache_page(cookie, page); return true; @@ -164,7 +164,7 @@ static void fscache_end_page_write(struct fscache_object *object, } spin_unlock(&object->lock); if (xpage) - page_cache_release(xpage); + put_page(xpage); } /* @@ -884,7 +884,7 @@ void fscache_invalidate_writes(struct fscache_cookie *cookie) spin_unlock(&cookie->stores_lock); for (i = n - 1; i >= 0; i--) - page_cache_release(results[i]); + put_page(results[i]); } _leave(""); @@ -982,7 +982,7 @@ int __fscache_write_page(struct fscache_cookie *cookie, radix_tree_tag_set(&cookie->stores, page->index, FSCACHE_COOKIE_PENDING_TAG); - page_cache_get(page); + get_page(page); /* we only want one writer at a time, but we do need to queue new * writers after exclusive ops */ @@ -1026,7 +1026,7 @@ int __fscache_write_page(struct fscache_cookie *cookie, radix_tree_delete(&cookie->stores, page->index); spin_unlock(&cookie->stores_lock); wake_cookie = __fscache_unuse_cookie(cookie); - page_cache_release(page); + put_page(page); ret = -ENOBUFS; goto nobufs; diff --git a/fs/fuse/dev.c b/fs/fuse/dev.c index ebb5e37455a07acd86f5fbf1b76d474e99b937fb..cbece1221417bb0ad5c60a143c724e6b3a5b06e8 100644 --- a/fs/fuse/dev.c +++ b/fs/fuse/dev.c @@ -897,7 +897,7 @@ static int fuse_try_move_page(struct fuse_copy_state *cs, struct page **pagep) return err; } - page_cache_get(newpage); + get_page(newpage); if (!(buf->flags & PIPE_BUF_FLAG_LRU)) lru_cache_add_file(newpage); @@ -912,12 +912,12 @@ static int fuse_try_move_page(struct fuse_copy_state *cs, struct page **pagep) if (err) { unlock_page(newpage); - page_cache_release(newpage); + put_page(newpage); return err; } unlock_page(oldpage); - page_cache_release(oldpage); + put_page(oldpage); cs->len = 0; return 0; @@ -951,7 +951,7 @@ static int fuse_ref_page(struct fuse_copy_state *cs, struct page *page, fuse_copy_finish(cs); buf = cs->pipebufs; - page_cache_get(page); + get_page(page); buf->page = page; buf->offset = offset; buf->len = count; @@ -1435,7 +1435,7 @@ static ssize_t fuse_dev_splice_read(struct file *in, loff_t *ppos, out: for (; page_nr < cs.nr_segs; page_nr++) - page_cache_release(bufs[page_nr].page); + put_page(bufs[page_nr].page); kfree(bufs); return ret; @@ -1632,8 +1632,8 @@ static int fuse_notify_store(struct fuse_conn *fc, unsigned int size, goto out_up_killsb; mapping = inode->i_mapping; - index = outarg.offset >> PAGE_CACHE_SHIFT; - offset = outarg.offset & ~PAGE_CACHE_MASK; + index = outarg.offset >> PAGE_SHIFT; + offset = outarg.offset & ~PAGE_MASK; file_size = i_size_read(inode); end = outarg.offset + outarg.size; if (end > file_size) { @@ -1652,13 +1652,13 @@ static int fuse_notify_store(struct fuse_conn *fc, unsigned int size, if (!page) goto out_iput; - this_num = min_t(unsigned, num, PAGE_CACHE_SIZE - offset); + this_num = min_t(unsigned, num, PAGE_SIZE - offset); err = fuse_copy_page(cs, &page, offset, this_num, 0); if (!err && offset == 0 && - (this_num == PAGE_CACHE_SIZE || file_size == end)) + (this_num == PAGE_SIZE || file_size == end)) SetPageUptodate(page); unlock_page(page); - page_cache_release(page); + put_page(page); if (err) goto out_iput; @@ -1697,7 +1697,7 @@ static int fuse_retrieve(struct fuse_conn *fc, struct inode *inode, size_t total_len = 0; int num_pages; - offset = outarg->offset & ~PAGE_CACHE_MASK; + offset = outarg->offset & ~PAGE_MASK; file_size = i_size_read(inode); num = outarg->size; @@ -1720,7 +1720,7 @@ static int fuse_retrieve(struct fuse_conn *fc, struct inode *inode, req->page_descs[0].offset = offset; req->end = fuse_retrieve_end; - index = outarg->offset >> PAGE_CACHE_SHIFT; + index = outarg->offset >> PAGE_SHIFT; while (num && req->num_pages < num_pages) { struct page *page; @@ -1730,7 +1730,7 @@ static int fuse_retrieve(struct fuse_conn *fc, struct inode *inode, if (!page) break; - this_num = min_t(unsigned, num, PAGE_CACHE_SIZE - offset); + this_num = min_t(unsigned, num, PAGE_SIZE - offset); req->pages[req->num_pages] = page; req->page_descs[req->num_pages].length = this_num; req->num_pages++; diff --git a/fs/fuse/file.c b/fs/fuse/file.c index 9dde38f12c07bfec48255b99ee49d02539e52dec..719924d6c7062bf9af20a0ecd561a77841954b17 100644 --- a/fs/fuse/file.c +++ b/fs/fuse/file.c @@ -348,7 +348,7 @@ static bool fuse_range_is_writeback(struct inode *inode, pgoff_t idx_from, pgoff_t curr_index; BUG_ON(req->inode != inode); - curr_index = req->misc.write.in.offset >> PAGE_CACHE_SHIFT; + curr_index = req->misc.write.in.offset >> PAGE_SHIFT; if (idx_from < curr_index + req->num_pages && curr_index <= idx_to) { found = true; @@ -683,11 +683,11 @@ static void fuse_short_read(struct fuse_req *req, struct inode *inode, * present there. */ int i; - int start_idx = num_read >> PAGE_CACHE_SHIFT; - size_t off = num_read & (PAGE_CACHE_SIZE - 1); + int start_idx = num_read >> PAGE_SHIFT; + size_t off = num_read & (PAGE_SIZE - 1); for (i = start_idx; i < req->num_pages; i++) { - zero_user_segment(req->pages[i], off, PAGE_CACHE_SIZE); + zero_user_segment(req->pages[i], off, PAGE_SIZE); off = 0; } } else { @@ -704,7 +704,7 @@ static int fuse_do_readpage(struct file *file, struct page *page) struct fuse_req *req; size_t num_read; loff_t pos = page_offset(page); - size_t count = PAGE_CACHE_SIZE; + size_t count = PAGE_SIZE; u64 attr_ver; int err; @@ -789,7 +789,7 @@ static void fuse_readpages_end(struct fuse_conn *fc, struct fuse_req *req) else SetPageError(page); unlock_page(page); - page_cache_release(page); + put_page(page); } if (req->ff) fuse_file_put(req->ff, false); @@ -800,7 +800,7 @@ static void fuse_send_readpages(struct fuse_req *req, struct file *file) struct fuse_file *ff = file->private_data; struct fuse_conn *fc = ff->fc; loff_t pos = page_offset(req->pages[0]); - size_t count = req->num_pages << PAGE_CACHE_SHIFT; + size_t count = req->num_pages << PAGE_SHIFT; req->out.argpages = 1; req->out.page_zeroing = 1; @@ -836,7 +836,7 @@ static int fuse_readpages_fill(void *_data, struct page *page) if (req->num_pages && (req->num_pages == FUSE_MAX_PAGES_PER_REQ || - (req->num_pages + 1) * PAGE_CACHE_SIZE > fc->max_read || + (req->num_pages + 1) * PAGE_SIZE > fc->max_read || req->pages[req->num_pages - 1]->index + 1 != page->index)) { int nr_alloc = min_t(unsigned, data->nr_pages, FUSE_MAX_PAGES_PER_REQ); @@ -858,7 +858,7 @@ static int fuse_readpages_fill(void *_data, struct page *page) return -EIO; } - page_cache_get(page); + get_page(page); req->pages[req->num_pages] = page; req->page_descs[req->num_pages].length = PAGE_SIZE; req->num_pages++; @@ -1003,17 +1003,17 @@ static size_t fuse_send_write_pages(struct fuse_req *req, struct file *file, for (i = 0; i < req->num_pages; i++) { struct page *page = req->pages[i]; - if (!req->out.h.error && !offset && count >= PAGE_CACHE_SIZE) + if (!req->out.h.error && !offset && count >= PAGE_SIZE) SetPageUptodate(page); - if (count > PAGE_CACHE_SIZE - offset) - count -= PAGE_CACHE_SIZE - offset; + if (count > PAGE_SIZE - offset) + count -= PAGE_SIZE - offset; else count = 0; offset = 0; unlock_page(page); - page_cache_release(page); + put_page(page); } return res; @@ -1024,7 +1024,7 @@ static ssize_t fuse_fill_write_pages(struct fuse_req *req, struct iov_iter *ii, loff_t pos) { struct fuse_conn *fc = get_fuse_conn(mapping->host); - unsigned offset = pos & (PAGE_CACHE_SIZE - 1); + unsigned offset = pos & (PAGE_SIZE - 1); size_t count = 0; int err; @@ -1034,8 +1034,8 @@ static ssize_t fuse_fill_write_pages(struct fuse_req *req, do { size_t tmp; struct page *page; - pgoff_t index = pos >> PAGE_CACHE_SHIFT; - size_t bytes = min_t(size_t, PAGE_CACHE_SIZE - offset, + pgoff_t index = pos >> PAGE_SHIFT; + size_t bytes = min_t(size_t, PAGE_SIZE - offset, iov_iter_count(ii)); bytes = min_t(size_t, bytes, fc->max_write - count); @@ -1059,7 +1059,7 @@ static ssize_t fuse_fill_write_pages(struct fuse_req *req, iov_iter_advance(ii, tmp); if (!tmp) { unlock_page(page); - page_cache_release(page); + put_page(page); bytes = min(bytes, iov_iter_single_seg_count(ii)); goto again; } @@ -1072,7 +1072,7 @@ static ssize_t fuse_fill_write_pages(struct fuse_req *req, count += tmp; pos += tmp; offset += tmp; - if (offset == PAGE_CACHE_SIZE) + if (offset == PAGE_SIZE) offset = 0; if (!fc->big_writes) @@ -1086,8 +1086,8 @@ static ssize_t fuse_fill_write_pages(struct fuse_req *req, static inline unsigned fuse_wr_pages(loff_t pos, size_t len) { return min_t(unsigned, - ((pos + len - 1) >> PAGE_CACHE_SHIFT) - - (pos >> PAGE_CACHE_SHIFT) + 1, + ((pos + len - 1) >> PAGE_SHIFT) - + (pos >> PAGE_SHIFT) + 1, FUSE_MAX_PAGES_PER_REQ); } @@ -1205,8 +1205,8 @@ static ssize_t fuse_file_write_iter(struct kiocb *iocb, struct iov_iter *from) goto out; invalidate_mapping_pages(file->f_mapping, - pos >> PAGE_CACHE_SHIFT, - endbyte >> PAGE_CACHE_SHIFT); + pos >> PAGE_SHIFT, + endbyte >> PAGE_SHIFT); written += written_buffered; iocb->ki_pos = pos + written_buffered; @@ -1315,8 +1315,8 @@ ssize_t fuse_direct_io(struct fuse_io_priv *io, struct iov_iter *iter, size_t nmax = write ? fc->max_write : fc->max_read; loff_t pos = *ppos; size_t count = iov_iter_count(iter); - pgoff_t idx_from = pos >> PAGE_CACHE_SHIFT; - pgoff_t idx_to = (pos + count - 1) >> PAGE_CACHE_SHIFT; + pgoff_t idx_from = pos >> PAGE_SHIFT; + pgoff_t idx_to = (pos + count - 1) >> PAGE_SHIFT; ssize_t res = 0; struct fuse_req *req; int err = 0; @@ -1466,7 +1466,7 @@ __acquires(fc->lock) { struct fuse_inode *fi = get_fuse_inode(req->inode); struct fuse_write_in *inarg = &req->misc.write.in; - __u64 data_size = req->num_pages * PAGE_CACHE_SIZE; + __u64 data_size = req->num_pages * PAGE_SIZE; if (!fc->connected) goto out_free; @@ -1727,7 +1727,7 @@ static bool fuse_writepage_in_flight(struct fuse_req *new_req, list_del(&new_req->writepages_entry); list_for_each_entry(old_req, &fi->writepages, writepages_entry) { BUG_ON(old_req->inode != new_req->inode); - curr_index = old_req->misc.write.in.offset >> PAGE_CACHE_SHIFT; + curr_index = old_req->misc.write.in.offset >> PAGE_SHIFT; if (curr_index <= page->index && page->index < curr_index + old_req->num_pages) { found = true; @@ -1742,7 +1742,7 @@ static bool fuse_writepage_in_flight(struct fuse_req *new_req, new_req->num_pages = 1; for (tmp = old_req; tmp != NULL; tmp = tmp->misc.write.next) { BUG_ON(tmp->inode != new_req->inode); - curr_index = tmp->misc.write.in.offset >> PAGE_CACHE_SHIFT; + curr_index = tmp->misc.write.in.offset >> PAGE_SHIFT; if (tmp->num_pages == 1 && curr_index == page->index) { old_req = tmp; @@ -1799,7 +1799,7 @@ static int fuse_writepages_fill(struct page *page, if (req && req->num_pages && (is_writeback || req->num_pages == FUSE_MAX_PAGES_PER_REQ || - (req->num_pages + 1) * PAGE_CACHE_SIZE > fc->max_write || + (req->num_pages + 1) * PAGE_SIZE > fc->max_write || data->orig_pages[req->num_pages - 1]->index + 1 != page->index)) { fuse_writepages_send(data); data->req = NULL; @@ -1924,7 +1924,7 @@ static int fuse_write_begin(struct file *file, struct address_space *mapping, loff_t pos, unsigned len, unsigned flags, struct page **pagep, void **fsdata) { - pgoff_t index = pos >> PAGE_CACHE_SHIFT; + pgoff_t index = pos >> PAGE_SHIFT; struct fuse_conn *fc = get_fuse_conn(file_inode(file)); struct page *page; loff_t fsize; @@ -1938,15 +1938,15 @@ static int fuse_write_begin(struct file *file, struct address_space *mapping, fuse_wait_on_page_writeback(mapping->host, page->index); - if (PageUptodate(page) || len == PAGE_CACHE_SIZE) + if (PageUptodate(page) || len == PAGE_SIZE) goto success; /* * Check if the start this page comes after the end of file, in which * case the readpage can be optimized away. */ fsize = i_size_read(mapping->host); - if (fsize <= (pos & PAGE_CACHE_MASK)) { - size_t off = pos & ~PAGE_CACHE_MASK; + if (fsize <= (pos & PAGE_MASK)) { + size_t off = pos & ~PAGE_MASK; if (off) zero_user_segment(page, 0, off); goto success; @@ -1960,7 +1960,7 @@ static int fuse_write_begin(struct file *file, struct address_space *mapping, cleanup: unlock_page(page); - page_cache_release(page); + put_page(page); error: return err; } @@ -1973,16 +1973,16 @@ static int fuse_write_end(struct file *file, struct address_space *mapping, if (!PageUptodate(page)) { /* Zero any unwritten bytes at the end of the page */ - size_t endoff = (pos + copied) & ~PAGE_CACHE_MASK; + size_t endoff = (pos + copied) & ~PAGE_MASK; if (endoff) - zero_user_segment(page, endoff, PAGE_CACHE_SIZE); + zero_user_segment(page, endoff, PAGE_SIZE); SetPageUptodate(page); } fuse_write_update_size(inode, pos + copied); set_page_dirty(page); unlock_page(page); - page_cache_release(page); + put_page(page); return copied; } diff --git a/fs/fuse/inode.c b/fs/fuse/inode.c index 4d69d5c0bedcdeedbf07ae4e4f63ae6ccfc85ad6..1ce67668a8e17d2d721c456ed02865e01c01f7a2 100644 --- a/fs/fuse/inode.c +++ b/fs/fuse/inode.c @@ -339,11 +339,11 @@ int fuse_reverse_inval_inode(struct super_block *sb, u64 nodeid, fuse_invalidate_attr(inode); if (offset >= 0) { - pg_start = offset >> PAGE_CACHE_SHIFT; + pg_start = offset >> PAGE_SHIFT; if (len <= 0) pg_end = -1; else - pg_end = (offset + len - 1) >> PAGE_CACHE_SHIFT; + pg_end = (offset + len - 1) >> PAGE_SHIFT; invalidate_inode_pages2_range(inode->i_mapping, pg_start, pg_end); } @@ -864,7 +864,7 @@ static void process_init_reply(struct fuse_conn *fc, struct fuse_req *req) process_init_limits(fc, arg); if (arg->minor >= 6) { - ra_pages = arg->max_readahead / PAGE_CACHE_SIZE; + ra_pages = arg->max_readahead / PAGE_SIZE; if (arg->flags & FUSE_ASYNC_READ) fc->async_read = 1; if (!(arg->flags & FUSE_POSIX_LOCKS)) @@ -901,7 +901,7 @@ static void process_init_reply(struct fuse_conn *fc, struct fuse_req *req) if (arg->time_gran && arg->time_gran <= 1000000000) fc->sb->s_time_gran = arg->time_gran; } else { - ra_pages = fc->max_read / PAGE_CACHE_SIZE; + ra_pages = fc->max_read / PAGE_SIZE; fc->no_lock = 1; fc->no_flock = 1; } @@ -922,7 +922,7 @@ static void fuse_send_init(struct fuse_conn *fc, struct fuse_req *req) arg->major = FUSE_KERNEL_VERSION; arg->minor = FUSE_KERNEL_MINOR_VERSION; - arg->max_readahead = fc->bdi.ra_pages * PAGE_CACHE_SIZE; + arg->max_readahead = fc->bdi.ra_pages * PAGE_SIZE; arg->flags |= FUSE_ASYNC_READ | FUSE_POSIX_LOCKS | FUSE_ATOMIC_O_TRUNC | FUSE_EXPORT_SUPPORT | FUSE_BIG_WRITES | FUSE_DONT_MASK | FUSE_SPLICE_WRITE | FUSE_SPLICE_MOVE | FUSE_SPLICE_READ | @@ -955,7 +955,7 @@ static int fuse_bdi_init(struct fuse_conn *fc, struct super_block *sb) int err; fc->bdi.name = "fuse"; - fc->bdi.ra_pages = (VM_MAX_READAHEAD * 1024) / PAGE_CACHE_SIZE; + fc->bdi.ra_pages = (VM_MAX_READAHEAD * 1024) / PAGE_SIZE; /* fuse does it's own writeback accounting */ fc->bdi.capabilities = BDI_CAP_NO_ACCT_WB | BDI_CAP_STRICTLIMIT; @@ -1053,8 +1053,8 @@ static int fuse_fill_super(struct super_block *sb, void *data, int silent) goto err; #endif } else { - sb->s_blocksize = PAGE_CACHE_SIZE; - sb->s_blocksize_bits = PAGE_CACHE_SHIFT; + sb->s_blocksize = PAGE_SIZE; + sb->s_blocksize_bits = PAGE_SHIFT; } sb->s_magic = FUSE_SUPER_MAGIC; sb->s_op = &fuse_super_operations; diff --git a/fs/gfs2/aops.c b/fs/gfs2/aops.c index aa016e4b8bec976d57b8a36cdbb3c12c7e8e39ff..1bbbee945f46dc2f1e52da3c83a494cdea722315 100644 --- a/fs/gfs2/aops.c +++ b/fs/gfs2/aops.c @@ -101,7 +101,7 @@ static int gfs2_writepage_common(struct page *page, struct gfs2_inode *ip = GFS2_I(inode); struct gfs2_sbd *sdp = GFS2_SB(inode); loff_t i_size = i_size_read(inode); - pgoff_t end_index = i_size >> PAGE_CACHE_SHIFT; + pgoff_t end_index = i_size >> PAGE_SHIFT; unsigned offset; if (gfs2_assert_withdraw(sdp, gfs2_glock_is_held_excl(ip->i_gl))) @@ -109,9 +109,9 @@ static int gfs2_writepage_common(struct page *page, if (current->journal_info) goto redirty; /* Is the page fully outside i_size? (truncate in progress) */ - offset = i_size & (PAGE_CACHE_SIZE-1); + offset = i_size & (PAGE_SIZE-1); if (page->index > end_index || (page->index == end_index && !offset)) { - page->mapping->a_ops->invalidatepage(page, 0, PAGE_CACHE_SIZE); + page->mapping->a_ops->invalidatepage(page, 0, PAGE_SIZE); goto out; } return 1; @@ -238,7 +238,7 @@ static int gfs2_write_jdata_pagevec(struct address_space *mapping, { struct inode *inode = mapping->host; struct gfs2_sbd *sdp = GFS2_SB(inode); - unsigned nrblocks = nr_pages * (PAGE_CACHE_SIZE/inode->i_sb->s_blocksize); + unsigned nrblocks = nr_pages * (PAGE_SIZE/inode->i_sb->s_blocksize); int i; int ret; @@ -366,8 +366,8 @@ static int gfs2_write_cache_jdata(struct address_space *mapping, cycled = 0; end = -1; } else { - index = wbc->range_start >> PAGE_CACHE_SHIFT; - end = wbc->range_end >> PAGE_CACHE_SHIFT; + index = wbc->range_start >> PAGE_SHIFT; + end = wbc->range_end >> PAGE_SHIFT; if (wbc->range_start == 0 && wbc->range_end == LLONG_MAX) range_whole = 1; cycled = 1; /* ignore range_cyclic tests */ @@ -458,7 +458,7 @@ static int stuffed_readpage(struct gfs2_inode *ip, struct page *page) * so we need to supply one here. It doesn't happen often. */ if (unlikely(page->index)) { - zero_user(page, 0, PAGE_CACHE_SIZE); + zero_user(page, 0, PAGE_SIZE); SetPageUptodate(page); return 0; } @@ -471,7 +471,7 @@ static int stuffed_readpage(struct gfs2_inode *ip, struct page *page) if (dsize > (dibh->b_size - sizeof(struct gfs2_dinode))) dsize = (dibh->b_size - sizeof(struct gfs2_dinode)); memcpy(kaddr, dibh->b_data + sizeof(struct gfs2_dinode), dsize); - memset(kaddr + dsize, 0, PAGE_CACHE_SIZE - dsize); + memset(kaddr + dsize, 0, PAGE_SIZE - dsize); kunmap_atomic(kaddr); flush_dcache_page(page); brelse(dibh); @@ -560,8 +560,8 @@ int gfs2_internal_read(struct gfs2_inode *ip, char *buf, loff_t *pos, unsigned size) { struct address_space *mapping = ip->i_inode.i_mapping; - unsigned long index = *pos / PAGE_CACHE_SIZE; - unsigned offset = *pos & (PAGE_CACHE_SIZE - 1); + unsigned long index = *pos / PAGE_SIZE; + unsigned offset = *pos & (PAGE_SIZE - 1); unsigned copied = 0; unsigned amt; struct page *page; @@ -569,15 +569,15 @@ int gfs2_internal_read(struct gfs2_inode *ip, char *buf, loff_t *pos, do { amt = size - copied; - if (offset + size > PAGE_CACHE_SIZE) - amt = PAGE_CACHE_SIZE - offset; + if (offset + size > PAGE_SIZE) + amt = PAGE_SIZE - offset; page = read_cache_page(mapping, index, __gfs2_readpage, NULL); if (IS_ERR(page)) return PTR_ERR(page); p = kmap_atomic(page); memcpy(buf + copied, p + offset, amt); kunmap_atomic(p); - page_cache_release(page); + put_page(page); copied += amt; index++; offset = 0; @@ -651,8 +651,8 @@ static int gfs2_write_begin(struct file *file, struct address_space *mapping, unsigned requested = 0; int alloc_required; int error = 0; - pgoff_t index = pos >> PAGE_CACHE_SHIFT; - unsigned from = pos & (PAGE_CACHE_SIZE - 1); + pgoff_t index = pos >> PAGE_SHIFT; + unsigned from = pos & (PAGE_SIZE - 1); struct page *page; gfs2_holder_init(ip->i_gl, LM_ST_EXCLUSIVE, 0, &ip->i_gh); @@ -697,7 +697,7 @@ static int gfs2_write_begin(struct file *file, struct address_space *mapping, rblocks += gfs2_rg_blocks(ip, requested); error = gfs2_trans_begin(sdp, rblocks, - PAGE_CACHE_SIZE/sdp->sd_sb.sb_bsize); + PAGE_SIZE/sdp->sd_sb.sb_bsize); if (error) goto out_trans_fail; @@ -727,7 +727,7 @@ static int gfs2_write_begin(struct file *file, struct address_space *mapping, return 0; unlock_page(page); - page_cache_release(page); + put_page(page); gfs2_trans_end(sdp); if (pos + len > ip->i_inode.i_size) @@ -827,7 +827,7 @@ static int gfs2_stuffed_write_end(struct inode *inode, struct buffer_head *dibh, if (!PageUptodate(page)) SetPageUptodate(page); unlock_page(page); - page_cache_release(page); + put_page(page); if (copied) { if (inode->i_size < to) @@ -877,7 +877,7 @@ static int gfs2_write_end(struct file *file, struct address_space *mapping, struct gfs2_sbd *sdp = GFS2_SB(inode); struct gfs2_inode *m_ip = GFS2_I(sdp->sd_statfs_inode); struct buffer_head *dibh; - unsigned int from = pos & (PAGE_CACHE_SIZE - 1); + unsigned int from = pos & (PAGE_SIZE - 1); unsigned int to = from + len; int ret; struct gfs2_trans *tr = current->journal_info; @@ -888,7 +888,7 @@ static int gfs2_write_end(struct file *file, struct address_space *mapping, ret = gfs2_meta_inode_buffer(ip, &dibh); if (unlikely(ret)) { unlock_page(page); - page_cache_release(page); + put_page(page); goto failed; } @@ -992,7 +992,7 @@ static void gfs2_invalidatepage(struct page *page, unsigned int offset, { struct gfs2_sbd *sdp = GFS2_SB(page->mapping->host); unsigned int stop = offset + length; - int partial_page = (offset || length < PAGE_CACHE_SIZE); + int partial_page = (offset || length < PAGE_SIZE); struct buffer_head *bh, *head; unsigned long pos = 0; @@ -1082,7 +1082,7 @@ static ssize_t gfs2_direct_IO(struct kiocb *iocb, struct iov_iter *iter, * the first place, mapping->nr_pages will always be zero. */ if (mapping->nrpages) { - loff_t lstart = offset & ~(PAGE_CACHE_SIZE - 1); + loff_t lstart = offset & ~(PAGE_SIZE - 1); loff_t len = iov_iter_count(iter); loff_t end = PAGE_ALIGN(offset + len) - 1; diff --git a/fs/gfs2/bmap.c b/fs/gfs2/bmap.c index 0860f0b5b3f190820aba952dd52b561b983b9448..24ce1cdd434abf6a8539d4d326d4774deb351256 100644 --- a/fs/gfs2/bmap.c +++ b/fs/gfs2/bmap.c @@ -75,7 +75,7 @@ static int gfs2_unstuffer_page(struct gfs2_inode *ip, struct buffer_head *dibh, dsize = dibh->b_size - sizeof(struct gfs2_dinode); memcpy(kaddr, dibh->b_data + sizeof(struct gfs2_dinode), dsize); - memset(kaddr + dsize, 0, PAGE_CACHE_SIZE - dsize); + memset(kaddr + dsize, 0, PAGE_SIZE - dsize); kunmap(page); SetPageUptodate(page); @@ -98,7 +98,7 @@ static int gfs2_unstuffer_page(struct gfs2_inode *ip, struct buffer_head *dibh, if (release) { unlock_page(page); - page_cache_release(page); + put_page(page); } return 0; @@ -932,8 +932,8 @@ static int gfs2_block_truncate_page(struct address_space *mapping, loff_t from) { struct inode *inode = mapping->host; struct gfs2_inode *ip = GFS2_I(inode); - unsigned long index = from >> PAGE_CACHE_SHIFT; - unsigned offset = from & (PAGE_CACHE_SIZE-1); + unsigned long index = from >> PAGE_SHIFT; + unsigned offset = from & (PAGE_SIZE-1); unsigned blocksize, iblock, length, pos; struct buffer_head *bh; struct page *page; @@ -945,7 +945,7 @@ static int gfs2_block_truncate_page(struct address_space *mapping, loff_t from) blocksize = inode->i_sb->s_blocksize; length = blocksize - (offset & (blocksize - 1)); - iblock = index << (PAGE_CACHE_SHIFT - inode->i_sb->s_blocksize_bits); + iblock = index << (PAGE_SHIFT - inode->i_sb->s_blocksize_bits); if (!page_has_buffers(page)) create_empty_buffers(page, blocksize, 0); @@ -989,7 +989,7 @@ static int gfs2_block_truncate_page(struct address_space *mapping, loff_t from) mark_buffer_dirty(bh); unlock: unlock_page(page); - page_cache_release(page); + put_page(page); return err; } diff --git a/fs/gfs2/file.c b/fs/gfs2/file.c index c9384f932975efb8075d2fd2013116e8be9f055a..208efc70ad49e992e71730d87497fb96b42e77c2 100644 --- a/fs/gfs2/file.c +++ b/fs/gfs2/file.c @@ -354,8 +354,8 @@ static int gfs2_allocate_page_backing(struct page *page) { struct inode *inode = page->mapping->host; struct buffer_head bh; - unsigned long size = PAGE_CACHE_SIZE; - u64 lblock = page->index << (PAGE_CACHE_SHIFT - inode->i_blkbits); + unsigned long size = PAGE_SIZE; + u64 lblock = page->index << (PAGE_SHIFT - inode->i_blkbits); do { bh.b_state = 0; @@ -386,7 +386,7 @@ static int gfs2_page_mkwrite(struct vm_area_struct *vma, struct vm_fault *vmf) struct gfs2_sbd *sdp = GFS2_SB(inode); struct gfs2_alloc_parms ap = { .aflags = 0, }; unsigned long last_index; - u64 pos = page->index << PAGE_CACHE_SHIFT; + u64 pos = page->index << PAGE_SHIFT; unsigned int data_blocks, ind_blocks, rblocks; struct gfs2_holder gh; loff_t size; @@ -401,7 +401,7 @@ static int gfs2_page_mkwrite(struct vm_area_struct *vma, struct vm_fault *vmf) if (ret) goto out; - gfs2_size_hint(vma->vm_file, pos, PAGE_CACHE_SIZE); + gfs2_size_hint(vma->vm_file, pos, PAGE_SIZE); gfs2_holder_init(ip->i_gl, LM_ST_EXCLUSIVE, 0, &gh); ret = gfs2_glock_nq(&gh); @@ -411,7 +411,7 @@ static int gfs2_page_mkwrite(struct vm_area_struct *vma, struct vm_fault *vmf) set_bit(GLF_DIRTY, &ip->i_gl->gl_flags); set_bit(GIF_SW_PAGED, &ip->i_flags); - if (!gfs2_write_alloc_required(ip, pos, PAGE_CACHE_SIZE)) { + if (!gfs2_write_alloc_required(ip, pos, PAGE_SIZE)) { lock_page(page); if (!PageUptodate(page) || page->mapping != inode->i_mapping) { ret = -EAGAIN; @@ -424,7 +424,7 @@ static int gfs2_page_mkwrite(struct vm_area_struct *vma, struct vm_fault *vmf) if (ret) goto out_unlock; - gfs2_write_calc_reserv(ip, PAGE_CACHE_SIZE, &data_blocks, &ind_blocks); + gfs2_write_calc_reserv(ip, PAGE_SIZE, &data_blocks, &ind_blocks); ap.target = data_blocks + ind_blocks; ret = gfs2_quota_lock_check(ip, &ap); if (ret) @@ -447,7 +447,7 @@ static int gfs2_page_mkwrite(struct vm_area_struct *vma, struct vm_fault *vmf) lock_page(page); ret = -EINVAL; size = i_size_read(inode); - last_index = (size - 1) >> PAGE_CACHE_SHIFT; + last_index = (size - 1) >> PAGE_SHIFT; /* Check page index against inode size */ if (size == 0 || (page->index > last_index)) goto out_trans_end; @@ -873,7 +873,7 @@ static long __gfs2_fallocate(struct file *file, int mode, loff_t offset, loff_t rblocks += data_blocks ? data_blocks : 1; error = gfs2_trans_begin(sdp, rblocks, - PAGE_CACHE_SIZE/sdp->sd_sb.sb_bsize); + PAGE_SIZE/sdp->sd_sb.sb_bsize); if (error) goto out_trans_fail; diff --git a/fs/gfs2/meta_io.c b/fs/gfs2/meta_io.c index e137d96f1b17bc1e4250bb0153109be757660c86..0448524c11bcfca005a874861235066de2a7242e 100644 --- a/fs/gfs2/meta_io.c +++ b/fs/gfs2/meta_io.c @@ -124,7 +124,7 @@ struct buffer_head *gfs2_getbuf(struct gfs2_glock *gl, u64 blkno, int create) if (mapping == NULL) mapping = &sdp->sd_aspace; - shift = PAGE_CACHE_SHIFT - sdp->sd_sb.sb_bsize_shift; + shift = PAGE_SHIFT - sdp->sd_sb.sb_bsize_shift; index = blkno >> shift; /* convert block to page */ bufnum = blkno - (index << shift); /* block buf index within page */ @@ -154,7 +154,7 @@ struct buffer_head *gfs2_getbuf(struct gfs2_glock *gl, u64 blkno, int create) map_bh(bh, sdp->sd_vfs, blkno); unlock_page(page); - page_cache_release(page); + put_page(page); return bh; } diff --git a/fs/gfs2/quota.c b/fs/gfs2/quota.c index a398913442591892f6b7e24e14d2b1a8e30b7394..ce7d69a2fdc03915faf2f27b26168b35bd7527a6 100644 --- a/fs/gfs2/quota.c +++ b/fs/gfs2/quota.c @@ -701,7 +701,7 @@ static int gfs2_write_buf_to_page(struct gfs2_inode *ip, unsigned long index, unsigned to_write = bytes, pg_off = off; int done = 0; - blk = index << (PAGE_CACHE_SHIFT - sdp->sd_sb.sb_bsize_shift); + blk = index << (PAGE_SHIFT - sdp->sd_sb.sb_bsize_shift); boff = off % bsize; page = find_or_create_page(mapping, index, GFP_NOFS); @@ -753,13 +753,13 @@ static int gfs2_write_buf_to_page(struct gfs2_inode *ip, unsigned long index, flush_dcache_page(page); kunmap_atomic(kaddr); unlock_page(page); - page_cache_release(page); + put_page(page); return 0; unlock_out: unlock_page(page); - page_cache_release(page); + put_page(page); return -EIO; } @@ -773,13 +773,13 @@ static int gfs2_write_disk_quota(struct gfs2_inode *ip, struct gfs2_quota *qp, nbytes = sizeof(struct gfs2_quota); - pg_beg = loc >> PAGE_CACHE_SHIFT; - pg_off = loc % PAGE_CACHE_SIZE; + pg_beg = loc >> PAGE_SHIFT; + pg_off = loc % PAGE_SIZE; /* If the quota straddles a page boundary, split the write in two */ - if ((pg_off + nbytes) > PAGE_CACHE_SIZE) { + if ((pg_off + nbytes) > PAGE_SIZE) { pg_oflow = 1; - overflow = (pg_off + nbytes) - PAGE_CACHE_SIZE; + overflow = (pg_off + nbytes) - PAGE_SIZE; } ptr = qp; diff --git a/fs/gfs2/rgrp.c b/fs/gfs2/rgrp.c index 07c0265aa1953aebcd04d1d06e17d2ea53ddfc86..99a0bdac8796b11046f29c5981f32261338d8297 100644 --- a/fs/gfs2/rgrp.c +++ b/fs/gfs2/rgrp.c @@ -918,9 +918,8 @@ static int read_rindex_entry(struct gfs2_inode *ip) goto fail; rgd->rd_gl->gl_object = rgd; - rgd->rd_gl->gl_vm.start = (rgd->rd_addr * bsize) & PAGE_CACHE_MASK; - rgd->rd_gl->gl_vm.end = PAGE_CACHE_ALIGN((rgd->rd_addr + - rgd->rd_length) * bsize) - 1; + rgd->rd_gl->gl_vm.start = (rgd->rd_addr * bsize) & PAGE_MASK; + rgd->rd_gl->gl_vm.end = PAGE_ALIGN((rgd->rd_addr + rgd->rd_length) * bsize) - 1; rgd->rd_rgl = (struct gfs2_rgrp_lvb *)rgd->rd_gl->gl_lksb.sb_lvbptr; rgd->rd_flags &= ~(GFS2_RDF_UPTODATE | GFS2_RDF_PREFERRED); if (rgd->rd_data > sdp->sd_max_rg_data) diff --git a/fs/hfs/bnode.c b/fs/hfs/bnode.c index 221719eac5de667c1d6044697605148fca6b87e8..d77d844b668b14cbe16ab3e341f617d7db8e5f38 100644 --- a/fs/hfs/bnode.c +++ b/fs/hfs/bnode.c @@ -278,14 +278,14 @@ static struct hfs_bnode *__hfs_bnode_create(struct hfs_btree *tree, u32 cnid) mapping = tree->inode->i_mapping; off = (loff_t)cnid * tree->node_size; - block = off >> PAGE_CACHE_SHIFT; - node->page_offset = off & ~PAGE_CACHE_MASK; + block = off >> PAGE_SHIFT; + node->page_offset = off & ~PAGE_MASK; for (i = 0; i < tree->pages_per_bnode; i++) { page = read_mapping_page(mapping, block++, NULL); if (IS_ERR(page)) goto fail; if (PageError(page)) { - page_cache_release(page); + put_page(page); goto fail; } node->page[i] = page; @@ -401,7 +401,7 @@ void hfs_bnode_free(struct hfs_bnode *node) for (i = 0; i < node->tree->pages_per_bnode; i++) if (node->page[i]) - page_cache_release(node->page[i]); + put_page(node->page[i]); kfree(node); } @@ -429,11 +429,11 @@ struct hfs_bnode *hfs_bnode_create(struct hfs_btree *tree, u32 num) pagep = node->page; memset(kmap(*pagep) + node->page_offset, 0, - min((int)PAGE_CACHE_SIZE, (int)tree->node_size)); + min((int)PAGE_SIZE, (int)tree->node_size)); set_page_dirty(*pagep); kunmap(*pagep); for (i = 1; i < tree->pages_per_bnode; i++) { - memset(kmap(*++pagep), 0, PAGE_CACHE_SIZE); + memset(kmap(*++pagep), 0, PAGE_SIZE); set_page_dirty(*pagep); kunmap(*pagep); } diff --git a/fs/hfs/btree.c b/fs/hfs/btree.c index 1ab19e660e6909c08ec5e4a68510b41b5c345d26..37cdd955eceb2d787befb3393537f47c63ff5224 100644 --- a/fs/hfs/btree.c +++ b/fs/hfs/btree.c @@ -116,14 +116,14 @@ struct hfs_btree *hfs_btree_open(struct super_block *sb, u32 id, btree_keycmp ke } tree->node_size_shift = ffs(size) - 1; - tree->pages_per_bnode = (tree->node_size + PAGE_CACHE_SIZE - 1) >> PAGE_CACHE_SHIFT; + tree->pages_per_bnode = (tree->node_size + PAGE_SIZE - 1) >> PAGE_SHIFT; kunmap(page); - page_cache_release(page); + put_page(page); return tree; fail_page: - page_cache_release(page); + put_page(page); free_inode: tree->inode->i_mapping->a_ops = &hfs_aops; iput(tree->inode); @@ -257,9 +257,9 @@ struct hfs_bnode *hfs_bmap_alloc(struct hfs_btree *tree) off = off16; off += node->page_offset; - pagep = node->page + (off >> PAGE_CACHE_SHIFT); + pagep = node->page + (off >> PAGE_SHIFT); data = kmap(*pagep); - off &= ~PAGE_CACHE_MASK; + off &= ~PAGE_MASK; idx = 0; for (;;) { @@ -279,7 +279,7 @@ struct hfs_bnode *hfs_bmap_alloc(struct hfs_btree *tree) } } } - if (++off >= PAGE_CACHE_SIZE) { + if (++off >= PAGE_SIZE) { kunmap(*pagep); data = kmap(*++pagep); off = 0; @@ -302,9 +302,9 @@ struct hfs_bnode *hfs_bmap_alloc(struct hfs_btree *tree) len = hfs_brec_lenoff(node, 0, &off16); off = off16; off += node->page_offset; - pagep = node->page + (off >> PAGE_CACHE_SHIFT); + pagep = node->page + (off >> PAGE_SHIFT); data = kmap(*pagep); - off &= ~PAGE_CACHE_MASK; + off &= ~PAGE_MASK; } } @@ -348,9 +348,9 @@ void hfs_bmap_free(struct hfs_bnode *node) len = hfs_brec_lenoff(node, 0, &off); } off += node->page_offset + nidx / 8; - page = node->page[off >> PAGE_CACHE_SHIFT]; + page = node->page[off >> PAGE_SHIFT]; data = kmap(page); - off &= ~PAGE_CACHE_MASK; + off &= ~PAGE_MASK; m = 1 << (~nidx & 7); byte = data[off]; if (!(byte & m)) { diff --git a/fs/hfs/inode.c b/fs/hfs/inode.c index 6686bf39a5b5a0b4bb83de60527cd873b612fc35..cb1e5faa2fb71d44fe300a65421e5bfbf1199e04 100644 --- a/fs/hfs/inode.c +++ b/fs/hfs/inode.c @@ -91,8 +91,8 @@ static int hfs_releasepage(struct page *page, gfp_t mask) if (!tree) return 0; - if (tree->node_size >= PAGE_CACHE_SIZE) { - nidx = page->index >> (tree->node_size_shift - PAGE_CACHE_SHIFT); + if (tree->node_size >= PAGE_SIZE) { + nidx = page->index >> (tree->node_size_shift - PAGE_SHIFT); spin_lock(&tree->hash_lock); node = hfs_bnode_findhash(tree, nidx); if (!node) @@ -105,8 +105,8 @@ static int hfs_releasepage(struct page *page, gfp_t mask) } spin_unlock(&tree->hash_lock); } else { - nidx = page->index << (PAGE_CACHE_SHIFT - tree->node_size_shift); - i = 1 << (PAGE_CACHE_SHIFT - tree->node_size_shift); + nidx = page->index << (PAGE_SHIFT - tree->node_size_shift); + i = 1 << (PAGE_SHIFT - tree->node_size_shift); spin_lock(&tree->hash_lock); do { node = hfs_bnode_findhash(tree, nidx++); diff --git a/fs/hfsplus/bitmap.c b/fs/hfsplus/bitmap.c index d2954451519ed64bc93028d33341f4ad85a8f990..c0ae274c0a22560ff9850aa04daf2e3f465e8f17 100644 --- a/fs/hfsplus/bitmap.c +++ b/fs/hfsplus/bitmap.c @@ -13,7 +13,7 @@ #include "hfsplus_fs.h" #include "hfsplus_raw.h" -#define PAGE_CACHE_BITS (PAGE_CACHE_SIZE * 8) +#define PAGE_CACHE_BITS (PAGE_SIZE * 8) int hfsplus_block_allocate(struct super_block *sb, u32 size, u32 offset, u32 *max) diff --git a/fs/hfsplus/bnode.c b/fs/hfsplus/bnode.c index 63924662aaf3efa3b80cb732e409499e5cb2f87e..ce014ceb89efcc0b810f99a8cac4bbf815f21bfc 100644 --- a/fs/hfsplus/bnode.c +++ b/fs/hfsplus/bnode.c @@ -24,16 +24,16 @@ void hfs_bnode_read(struct hfs_bnode *node, void *buf, int off, int len) int l; off += node->page_offset; - pagep = node->page + (off >> PAGE_CACHE_SHIFT); - off &= ~PAGE_CACHE_MASK; + pagep = node->page + (off >> PAGE_SHIFT); + off &= ~PAGE_MASK; - l = min_t(int, len, PAGE_CACHE_SIZE - off); + l = min_t(int, len, PAGE_SIZE - off); memcpy(buf, kmap(*pagep) + off, l); kunmap(*pagep); while ((len -= l) != 0) { buf += l; - l = min_t(int, len, PAGE_CACHE_SIZE); + l = min_t(int, len, PAGE_SIZE); memcpy(buf, kmap(*++pagep), l); kunmap(*pagep); } @@ -77,17 +77,17 @@ void hfs_bnode_write(struct hfs_bnode *node, void *buf, int off, int len) int l; off += node->page_offset; - pagep = node->page + (off >> PAGE_CACHE_SHIFT); - off &= ~PAGE_CACHE_MASK; + pagep = node->page + (off >> PAGE_SHIFT); + off &= ~PAGE_MASK; - l = min_t(int, len, PAGE_CACHE_SIZE - off); + l = min_t(int, len, PAGE_SIZE - off); memcpy(kmap(*pagep) + off, buf, l); set_page_dirty(*pagep); kunmap(*pagep); while ((len -= l) != 0) { buf += l; - l = min_t(int, len, PAGE_CACHE_SIZE); + l = min_t(int, len, PAGE_SIZE); memcpy(kmap(*++pagep), buf, l); set_page_dirty(*pagep); kunmap(*pagep); @@ -107,16 +107,16 @@ void hfs_bnode_clear(struct hfs_bnode *node, int off, int len) int l; off += node->page_offset; - pagep = node->page + (off >> PAGE_CACHE_SHIFT); - off &= ~PAGE_CACHE_MASK; + pagep = node->page + (off >> PAGE_SHIFT); + off &= ~PAGE_MASK; - l = min_t(int, len, PAGE_CACHE_SIZE - off); + l = min_t(int, len, PAGE_SIZE - off); memset(kmap(*pagep) + off, 0, l); set_page_dirty(*pagep); kunmap(*pagep); while ((len -= l) != 0) { - l = min_t(int, len, PAGE_CACHE_SIZE); + l = min_t(int, len, PAGE_SIZE); memset(kmap(*++pagep), 0, l); set_page_dirty(*pagep); kunmap(*pagep); @@ -136,20 +136,20 @@ void hfs_bnode_copy(struct hfs_bnode *dst_node, int dst, tree = src_node->tree; src += src_node->page_offset; dst += dst_node->page_offset; - src_page = src_node->page + (src >> PAGE_CACHE_SHIFT); - src &= ~PAGE_CACHE_MASK; - dst_page = dst_node->page + (dst >> PAGE_CACHE_SHIFT); - dst &= ~PAGE_CACHE_MASK; + src_page = src_node->page + (src >> PAGE_SHIFT); + src &= ~PAGE_MASK; + dst_page = dst_node->page + (dst >> PAGE_SHIFT); + dst &= ~PAGE_MASK; if (src == dst) { - l = min_t(int, len, PAGE_CACHE_SIZE - src); + l = min_t(int, len, PAGE_SIZE - src); memcpy(kmap(*dst_page) + src, kmap(*src_page) + src, l); kunmap(*src_page); set_page_dirty(*dst_page); kunmap(*dst_page); while ((len -= l) != 0) { - l = min_t(int, len, PAGE_CACHE_SIZE); + l = min_t(int, len, PAGE_SIZE); memcpy(kmap(*++dst_page), kmap(*++src_page), l); kunmap(*src_page); set_page_dirty(*dst_page); @@ -161,12 +161,12 @@ void hfs_bnode_copy(struct hfs_bnode *dst_node, int dst, do { src_ptr = kmap(*src_page) + src; dst_ptr = kmap(*dst_page) + dst; - if (PAGE_CACHE_SIZE - src < PAGE_CACHE_SIZE - dst) { - l = PAGE_CACHE_SIZE - src; + if (PAGE_SIZE - src < PAGE_SIZE - dst) { + l = PAGE_SIZE - src; src = 0; dst += l; } else { - l = PAGE_CACHE_SIZE - dst; + l = PAGE_SIZE - dst; src += l; dst = 0; } @@ -195,11 +195,11 @@ void hfs_bnode_move(struct hfs_bnode *node, int dst, int src, int len) dst += node->page_offset; if (dst > src) { src += len - 1; - src_page = node->page + (src >> PAGE_CACHE_SHIFT); - src = (src & ~PAGE_CACHE_MASK) + 1; + src_page = node->page + (src >> PAGE_SHIFT); + src = (src & ~PAGE_MASK) + 1; dst += len - 1; - dst_page = node->page + (dst >> PAGE_CACHE_SHIFT); - dst = (dst & ~PAGE_CACHE_MASK) + 1; + dst_page = node->page + (dst >> PAGE_SHIFT); + dst = (dst & ~PAGE_MASK) + 1; if (src == dst) { while (src < len) { @@ -208,7 +208,7 @@ void hfs_bnode_move(struct hfs_bnode *node, int dst, int src, int len) set_page_dirty(*dst_page); kunmap(*dst_page); len -= src; - src = PAGE_CACHE_SIZE; + src = PAGE_SIZE; src_page--; dst_page--; } @@ -226,32 +226,32 @@ void hfs_bnode_move(struct hfs_bnode *node, int dst, int src, int len) dst_ptr = kmap(*dst_page) + dst; if (src < dst) { l = src; - src = PAGE_CACHE_SIZE; + src = PAGE_SIZE; dst -= l; } else { l = dst; src -= l; - dst = PAGE_CACHE_SIZE; + dst = PAGE_SIZE; } l = min(len, l); memmove(dst_ptr - l, src_ptr - l, l); kunmap(*src_page); set_page_dirty(*dst_page); kunmap(*dst_page); - if (dst == PAGE_CACHE_SIZE) + if (dst == PAGE_SIZE) dst_page--; else src_page--; } while ((len -= l)); } } else { - src_page = node->page + (src >> PAGE_CACHE_SHIFT); - src &= ~PAGE_CACHE_MASK; - dst_page = node->page + (dst >> PAGE_CACHE_SHIFT); - dst &= ~PAGE_CACHE_MASK; + src_page = node->page + (src >> PAGE_SHIFT); + src &= ~PAGE_MASK; + dst_page = node->page + (dst >> PAGE_SHIFT); + dst &= ~PAGE_MASK; if (src == dst) { - l = min_t(int, len, PAGE_CACHE_SIZE - src); + l = min_t(int, len, PAGE_SIZE - src); memmove(kmap(*dst_page) + src, kmap(*src_page) + src, l); kunmap(*src_page); @@ -259,7 +259,7 @@ void hfs_bnode_move(struct hfs_bnode *node, int dst, int src, int len) kunmap(*dst_page); while ((len -= l) != 0) { - l = min_t(int, len, PAGE_CACHE_SIZE); + l = min_t(int, len, PAGE_SIZE); memmove(kmap(*++dst_page), kmap(*++src_page), l); kunmap(*src_page); @@ -272,13 +272,13 @@ void hfs_bnode_move(struct hfs_bnode *node, int dst, int src, int len) do { src_ptr = kmap(*src_page) + src; dst_ptr = kmap(*dst_page) + dst; - if (PAGE_CACHE_SIZE - src < - PAGE_CACHE_SIZE - dst) { - l = PAGE_CACHE_SIZE - src; + if (PAGE_SIZE - src < + PAGE_SIZE - dst) { + l = PAGE_SIZE - src; src = 0; dst += l; } else { - l = PAGE_CACHE_SIZE - dst; + l = PAGE_SIZE - dst; src += l; dst = 0; } @@ -444,14 +444,14 @@ static struct hfs_bnode *__hfs_bnode_create(struct hfs_btree *tree, u32 cnid) mapping = tree->inode->i_mapping; off = (loff_t)cnid << tree->node_size_shift; - block = off >> PAGE_CACHE_SHIFT; - node->page_offset = off & ~PAGE_CACHE_MASK; + block = off >> PAGE_SHIFT; + node->page_offset = off & ~PAGE_MASK; for (i = 0; i < tree->pages_per_bnode; block++, i++) { page = read_mapping_page(mapping, block, NULL); if (IS_ERR(page)) goto fail; if (PageError(page)) { - page_cache_release(page); + put_page(page); goto fail; } node->page[i] = page; @@ -569,7 +569,7 @@ void hfs_bnode_free(struct hfs_bnode *node) for (i = 0; i < node->tree->pages_per_bnode; i++) if (node->page[i]) - page_cache_release(node->page[i]); + put_page(node->page[i]); kfree(node); } @@ -597,11 +597,11 @@ struct hfs_bnode *hfs_bnode_create(struct hfs_btree *tree, u32 num) pagep = node->page; memset(kmap(*pagep) + node->page_offset, 0, - min_t(int, PAGE_CACHE_SIZE, tree->node_size)); + min_t(int, PAGE_SIZE, tree->node_size)); set_page_dirty(*pagep); kunmap(*pagep); for (i = 1; i < tree->pages_per_bnode; i++) { - memset(kmap(*++pagep), 0, PAGE_CACHE_SIZE); + memset(kmap(*++pagep), 0, PAGE_SIZE); set_page_dirty(*pagep); kunmap(*pagep); } diff --git a/fs/hfsplus/btree.c b/fs/hfsplus/btree.c index 3345c7553edc131302b5a2202418f3c47a0e4f03..d9d1a36ba8266b9d97da2ca99c1fd197bb6f8d70 100644 --- a/fs/hfsplus/btree.c +++ b/fs/hfsplus/btree.c @@ -236,15 +236,15 @@ struct hfs_btree *hfs_btree_open(struct super_block *sb, u32 id) tree->node_size_shift = ffs(size) - 1; tree->pages_per_bnode = - (tree->node_size + PAGE_CACHE_SIZE - 1) >> - PAGE_CACHE_SHIFT; + (tree->node_size + PAGE_SIZE - 1) >> + PAGE_SHIFT; kunmap(page); - page_cache_release(page); + put_page(page); return tree; fail_page: - page_cache_release(page); + put_page(page); free_inode: tree->inode->i_mapping->a_ops = &hfsplus_aops; iput(tree->inode); @@ -380,9 +380,9 @@ struct hfs_bnode *hfs_bmap_alloc(struct hfs_btree *tree) off = off16; off += node->page_offset; - pagep = node->page + (off >> PAGE_CACHE_SHIFT); + pagep = node->page + (off >> PAGE_SHIFT); data = kmap(*pagep); - off &= ~PAGE_CACHE_MASK; + off &= ~PAGE_MASK; idx = 0; for (;;) { @@ -403,7 +403,7 @@ struct hfs_bnode *hfs_bmap_alloc(struct hfs_btree *tree) } } } - if (++off >= PAGE_CACHE_SIZE) { + if (++off >= PAGE_SIZE) { kunmap(*pagep); data = kmap(*++pagep); off = 0; @@ -426,9 +426,9 @@ struct hfs_bnode *hfs_bmap_alloc(struct hfs_btree *tree) len = hfs_brec_lenoff(node, 0, &off16); off = off16; off += node->page_offset; - pagep = node->page + (off >> PAGE_CACHE_SHIFT); + pagep = node->page + (off >> PAGE_SHIFT); data = kmap(*pagep); - off &= ~PAGE_CACHE_MASK; + off &= ~PAGE_MASK; } } @@ -475,9 +475,9 @@ void hfs_bmap_free(struct hfs_bnode *node) len = hfs_brec_lenoff(node, 0, &off); } off += node->page_offset + nidx / 8; - page = node->page[off >> PAGE_CACHE_SHIFT]; + page = node->page[off >> PAGE_SHIFT]; data = kmap(page); - off &= ~PAGE_CACHE_MASK; + off &= ~PAGE_MASK; m = 1 << (~nidx & 7); byte = data[off]; if (!(byte & m)) { diff --git a/fs/hfsplus/inode.c b/fs/hfsplus/inode.c index 1a6394cdb54ef59520dbcd7f7577aee5d93d2561..b28f39865c3accd94ab0576d95ddeef867c6a53f 100644 --- a/fs/hfsplus/inode.c +++ b/fs/hfsplus/inode.c @@ -87,9 +87,9 @@ static int hfsplus_releasepage(struct page *page, gfp_t mask) } if (!tree) return 0; - if (tree->node_size >= PAGE_CACHE_SIZE) { + if (tree->node_size >= PAGE_SIZE) { nidx = page->index >> - (tree->node_size_shift - PAGE_CACHE_SHIFT); + (tree->node_size_shift - PAGE_SHIFT); spin_lock(&tree->hash_lock); node = hfs_bnode_findhash(tree, nidx); if (!node) @@ -103,8 +103,8 @@ static int hfsplus_releasepage(struct page *page, gfp_t mask) spin_unlock(&tree->hash_lock); } else { nidx = page->index << - (PAGE_CACHE_SHIFT - tree->node_size_shift); - i = 1 << (PAGE_CACHE_SHIFT - tree->node_size_shift); + (PAGE_SHIFT - tree->node_size_shift); + i = 1 << (PAGE_SHIFT - tree->node_size_shift); spin_lock(&tree->hash_lock); do { node = hfs_bnode_findhash(tree, nidx++); diff --git a/fs/hfsplus/super.c b/fs/hfsplus/super.c index 5d54490a136d8accfab797bdd3ed3e8bd6ae0d75..c35911362ff9edaa839976cad64f1b9912430404 100644 --- a/fs/hfsplus/super.c +++ b/fs/hfsplus/super.c @@ -438,7 +438,7 @@ static int hfsplus_fill_super(struct super_block *sb, void *data, int silent) err = -EFBIG; last_fs_block = sbi->total_blocks - 1; last_fs_page = (last_fs_block << sbi->alloc_blksz_shift) >> - PAGE_CACHE_SHIFT; + PAGE_SHIFT; if ((last_fs_block > (sector_t)(~0ULL) >> (sbi->alloc_blksz_shift - 9)) || (last_fs_page > (pgoff_t)(~0ULL))) { diff --git a/fs/hfsplus/xattr.c b/fs/hfsplus/xattr.c index ab01530b4930f4bf49aec02659a8fd903ee4a047..70e445ff0cff481f40d9fa0783122c6971853cec 100644 --- a/fs/hfsplus/xattr.c +++ b/fs/hfsplus/xattr.c @@ -220,7 +220,7 @@ static int hfsplus_create_attributes_file(struct super_block *sb) index = 0; written = 0; - for (; written < node_size; index++, written += PAGE_CACHE_SIZE) { + for (; written < node_size; index++, written += PAGE_SIZE) { void *kaddr; page = read_mapping_page(mapping, index, NULL); @@ -231,11 +231,11 @@ static int hfsplus_create_attributes_file(struct super_block *sb) kaddr = kmap_atomic(page); memcpy(kaddr, buf + written, - min_t(size_t, PAGE_CACHE_SIZE, node_size - written)); + min_t(size_t, PAGE_SIZE, node_size - written)); kunmap_atomic(kaddr); set_page_dirty(page); - page_cache_release(page); + put_page(page); } hfsplus_mark_inode_dirty(attr_file, HFSPLUS_I_ATTR_DIRTY); diff --git a/fs/hostfs/hostfs_kern.c b/fs/hostfs/hostfs_kern.c index d1abbee281d19d8f51f1417bdb56f2adebc178f0..7016653f3e417c20d488a1ee255077d0dd670631 100644 --- a/fs/hostfs/hostfs_kern.c +++ b/fs/hostfs/hostfs_kern.c @@ -410,12 +410,12 @@ static int hostfs_writepage(struct page *page, struct writeback_control *wbc) struct inode *inode = mapping->host; char *buffer; loff_t base = page_offset(page); - int count = PAGE_CACHE_SIZE; - int end_index = inode->i_size >> PAGE_CACHE_SHIFT; + int count = PAGE_SIZE; + int end_index = inode->i_size >> PAGE_SHIFT; int err; if (page->index >= end_index) - count = inode->i_size & (PAGE_CACHE_SIZE-1); + count = inode->i_size & (PAGE_SIZE-1); buffer = kmap(page); @@ -447,7 +447,7 @@ static int hostfs_readpage(struct file *file, struct page *page) buffer = kmap(page); bytes_read = read_file(FILE_HOSTFS_I(file)->fd, &start, buffer, - PAGE_CACHE_SIZE); + PAGE_SIZE); if (bytes_read < 0) { ClearPageUptodate(page); SetPageError(page); @@ -455,7 +455,7 @@ static int hostfs_readpage(struct file *file, struct page *page) goto out; } - memset(buffer + bytes_read, 0, PAGE_CACHE_SIZE - bytes_read); + memset(buffer + bytes_read, 0, PAGE_SIZE - bytes_read); ClearPageError(page); SetPageUptodate(page); @@ -471,7 +471,7 @@ static int hostfs_write_begin(struct file *file, struct address_space *mapping, loff_t pos, unsigned len, unsigned flags, struct page **pagep, void **fsdata) { - pgoff_t index = pos >> PAGE_CACHE_SHIFT; + pgoff_t index = pos >> PAGE_SHIFT; *pagep = grab_cache_page_write_begin(mapping, index, flags); if (!*pagep) @@ -485,14 +485,14 @@ static int hostfs_write_end(struct file *file, struct address_space *mapping, { struct inode *inode = mapping->host; void *buffer; - unsigned from = pos & (PAGE_CACHE_SIZE - 1); + unsigned from = pos & (PAGE_SIZE - 1); int err; buffer = kmap(page); err = write_file(FILE_HOSTFS_I(file)->fd, &pos, buffer + from, copied); kunmap(page); - if (!PageUptodate(page) && err == PAGE_CACHE_SIZE) + if (!PageUptodate(page) && err == PAGE_SIZE) SetPageUptodate(page); /* @@ -502,7 +502,7 @@ static int hostfs_write_end(struct file *file, struct address_space *mapping, if (err > 0 && (pos > inode->i_size)) inode->i_size = pos; unlock_page(page); - page_cache_release(page); + put_page(page); return err; } diff --git a/fs/hugetlbfs/inode.c b/fs/hugetlbfs/inode.c index e1f465a389d5be1b27f8fd98451312bb94b454b8..4ea71eba40a57a3dd1c2e32460021878e12f56d3 100644 --- a/fs/hugetlbfs/inode.c +++ b/fs/hugetlbfs/inode.c @@ -213,12 +213,12 @@ hugetlbfs_read_actor(struct page *page, unsigned long offset, int i, chunksize; /* Find which 4k chunk and offset with in that chunk */ - i = offset >> PAGE_CACHE_SHIFT; - offset = offset & ~PAGE_CACHE_MASK; + i = offset >> PAGE_SHIFT; + offset = offset & ~PAGE_MASK; while (size) { size_t n; - chunksize = PAGE_CACHE_SIZE; + chunksize = PAGE_SIZE; if (offset) chunksize -= offset; if (chunksize > size) @@ -237,7 +237,7 @@ hugetlbfs_read_actor(struct page *page, unsigned long offset, /* * Support for read() - Find the page attached to f_mapping and copy out the * data. Its *very* similar to do_generic_mapping_read(), we can't use that - * since it has PAGE_CACHE_SIZE assumptions. + * since it has PAGE_SIZE assumptions. */ static ssize_t hugetlbfs_read_iter(struct kiocb *iocb, struct iov_iter *to) { @@ -285,7 +285,7 @@ static ssize_t hugetlbfs_read_iter(struct kiocb *iocb, struct iov_iter *to) * We have the page, copy it to user space buffer. */ copied = hugetlbfs_read_actor(page, offset, to, nr); - page_cache_release(page); + put_page(page); } offset += copied; retval += copied; diff --git a/fs/isofs/compress.c b/fs/isofs/compress.c index f311bf084015fd1450a859ebb31e0200ccd20ff3..2e4e834d1a9871377137a1735f7f28548b965304 100644 --- a/fs/isofs/compress.c +++ b/fs/isofs/compress.c @@ -26,7 +26,7 @@ #include "zisofs.h" /* This should probably be global. */ -static char zisofs_sink_page[PAGE_CACHE_SIZE]; +static char zisofs_sink_page[PAGE_SIZE]; /* * This contains the zlib memory allocation and the mutex for the @@ -70,11 +70,11 @@ static loff_t zisofs_uncompress_block(struct inode *inode, loff_t block_start, for ( i = 0 ; i < pcount ; i++ ) { if (!pages[i]) continue; - memset(page_address(pages[i]), 0, PAGE_CACHE_SIZE); + memset(page_address(pages[i]), 0, PAGE_SIZE); flush_dcache_page(pages[i]); SetPageUptodate(pages[i]); } - return ((loff_t)pcount) << PAGE_CACHE_SHIFT; + return ((loff_t)pcount) << PAGE_SHIFT; } /* Because zlib is not thread-safe, do all the I/O at the top. */ @@ -121,11 +121,11 @@ static loff_t zisofs_uncompress_block(struct inode *inode, loff_t block_start, if (pages[curpage]) { stream.next_out = page_address(pages[curpage]) + poffset; - stream.avail_out = PAGE_CACHE_SIZE - poffset; + stream.avail_out = PAGE_SIZE - poffset; poffset = 0; } else { stream.next_out = (void *)&zisofs_sink_page; - stream.avail_out = PAGE_CACHE_SIZE; + stream.avail_out = PAGE_SIZE; } } if (!stream.avail_in) { @@ -220,14 +220,14 @@ static int zisofs_fill_pages(struct inode *inode, int full_page, int pcount, * pages with the data we have anyway... */ start_off = page_offset(pages[full_page]); - end_off = min_t(loff_t, start_off + PAGE_CACHE_SIZE, inode->i_size); + end_off = min_t(loff_t, start_off + PAGE_SIZE, inode->i_size); cstart_block = start_off >> zisofs_block_shift; cend_block = (end_off + (1 << zisofs_block_shift) - 1) >> zisofs_block_shift; - WARN_ON(start_off - (full_page << PAGE_CACHE_SHIFT) != - ((cstart_block << zisofs_block_shift) & PAGE_CACHE_MASK)); + WARN_ON(start_off - (full_page << PAGE_SHIFT) != + ((cstart_block << zisofs_block_shift) & PAGE_MASK)); /* Find the pointer to this specific chunk */ /* Note: we're not using isonum_731() here because the data is known aligned */ @@ -260,10 +260,10 @@ static int zisofs_fill_pages(struct inode *inode, int full_page, int pcount, ret = zisofs_uncompress_block(inode, block_start, block_end, pcount, pages, poffset, &err); poffset += ret; - pages += poffset >> PAGE_CACHE_SHIFT; - pcount -= poffset >> PAGE_CACHE_SHIFT; - full_page -= poffset >> PAGE_CACHE_SHIFT; - poffset &= ~PAGE_CACHE_MASK; + pages += poffset >> PAGE_SHIFT; + pcount -= poffset >> PAGE_SHIFT; + full_page -= poffset >> PAGE_SHIFT; + poffset &= ~PAGE_MASK; if (err) { brelse(bh); @@ -282,7 +282,7 @@ static int zisofs_fill_pages(struct inode *inode, int full_page, int pcount, if (poffset && *pages) { memset(page_address(*pages) + poffset, 0, - PAGE_CACHE_SIZE - poffset); + PAGE_SIZE - poffset); flush_dcache_page(*pages); SetPageUptodate(*pages); } @@ -302,12 +302,12 @@ static int zisofs_readpage(struct file *file, struct page *page) int i, pcount, full_page; unsigned int zisofs_block_shift = ISOFS_I(inode)->i_format_parm[1]; unsigned int zisofs_pages_per_cblock = - PAGE_CACHE_SHIFT <= zisofs_block_shift ? - (1 << (zisofs_block_shift - PAGE_CACHE_SHIFT)) : 0; + PAGE_SHIFT <= zisofs_block_shift ? + (1 << (zisofs_block_shift - PAGE_SHIFT)) : 0; struct page *pages[max_t(unsigned, zisofs_pages_per_cblock, 1)]; pgoff_t index = page->index, end_index; - end_index = (inode->i_size + PAGE_CACHE_SIZE - 1) >> PAGE_CACHE_SHIFT; + end_index = (inode->i_size + PAGE_SIZE - 1) >> PAGE_SHIFT; /* * If this page is wholly outside i_size we just return zero; * do_generic_file_read() will handle this for us @@ -318,7 +318,7 @@ static int zisofs_readpage(struct file *file, struct page *page) return 0; } - if (PAGE_CACHE_SHIFT <= zisofs_block_shift) { + if (PAGE_SHIFT <= zisofs_block_shift) { /* We have already been given one page, this is the one we must do. */ full_page = index & (zisofs_pages_per_cblock - 1); @@ -351,7 +351,7 @@ static int zisofs_readpage(struct file *file, struct page *page) kunmap(pages[i]); unlock_page(pages[i]); if (i != full_page) - page_cache_release(pages[i]); + put_page(pages[i]); } } diff --git a/fs/isofs/inode.c b/fs/isofs/inode.c index bcd2d41b318a49688f05068bd278145b16544465..131dedc920d8db28b00a19b09dd33ca438a7d81d 100644 --- a/fs/isofs/inode.c +++ b/fs/isofs/inode.c @@ -1021,7 +1021,7 @@ int isofs_get_blocks(struct inode *inode, sector_t iblock, * the page with useless information without generating any * I/O errors. */ - if (b_off > ((inode->i_size + PAGE_CACHE_SIZE - 1) >> ISOFS_BUFFER_BITS(inode))) { + if (b_off > ((inode->i_size + PAGE_SIZE - 1) >> ISOFS_BUFFER_BITS(inode))) { printk(KERN_DEBUG "%s: block >= EOF (%lu, %llu)\n", __func__, b_off, (unsigned long long)inode->i_size); diff --git a/fs/jbd2/commit.c b/fs/jbd2/commit.c index 517f2de784cfca75ac91979191b99d41f1a06bd1..2ad98d6e19f43c369d9eb1f65640374e1e133b80 100644 --- a/fs/jbd2/commit.c +++ b/fs/jbd2/commit.c @@ -81,11 +81,11 @@ static void release_buffer_page(struct buffer_head *bh) if (!trylock_page(page)) goto nope; - page_cache_get(page); + get_page(page); __brelse(bh); try_to_free_buffers(page); unlock_page(page); - page_cache_release(page); + put_page(page); return; nope: diff --git a/fs/jbd2/journal.c b/fs/jbd2/journal.c index de73a9516a542af75ac8bcf8aa6faa0199af7b3f..435f0b26ac2038e4f8037b5b1f2e4d15dbc9b2d2 100644 --- a/fs/jbd2/journal.c +++ b/fs/jbd2/journal.c @@ -2221,7 +2221,7 @@ void jbd2_journal_ack_err(journal_t *journal) int jbd2_journal_blocks_per_page(struct inode *inode) { - return 1 << (PAGE_CACHE_SHIFT - inode->i_sb->s_blocksize_bits); + return 1 << (PAGE_SHIFT - inode->i_sb->s_blocksize_bits); } /* diff --git a/fs/jbd2/transaction.c b/fs/jbd2/transaction.c index 01e4652d88f69c81d6593dd4baabfa63766b9441..67c103867bf8d5d27e84a4eb2ad2c8a09b22d328 100644 --- a/fs/jbd2/transaction.c +++ b/fs/jbd2/transaction.c @@ -2263,7 +2263,7 @@ int jbd2_journal_invalidatepage(journal_t *journal, struct buffer_head *head, *bh, *next; unsigned int stop = offset + length; unsigned int curr_off = 0; - int partial_page = (offset || length < PAGE_CACHE_SIZE); + int partial_page = (offset || length < PAGE_SIZE); int may_free = 1; int ret = 0; @@ -2272,7 +2272,7 @@ int jbd2_journal_invalidatepage(journal_t *journal, if (!page_has_buffers(page)) return 0; - BUG_ON(stop > PAGE_CACHE_SIZE || stop < length); + BUG_ON(stop > PAGE_SIZE || stop < length); /* We will potentially be playing with lists other than just the * data lists (especially for journaled data mode), so be diff --git a/fs/jffs2/debug.c b/fs/jffs2/debug.c index 1090eb64b90d66dac39e32677edae8f32ddde02f..9d26b1b9fc014e847f4748e7b29e11b9091e7ef9 100644 --- a/fs/jffs2/debug.c +++ b/fs/jffs2/debug.c @@ -95,15 +95,15 @@ __jffs2_dbg_fragtree_paranoia_check_nolock(struct jffs2_inode_info *f) rather than mucking around with actually reading the node and checking the compression type, which is the real way to tell a hole node. */ - if (frag->ofs & (PAGE_CACHE_SIZE-1) && frag_prev(frag) - && frag_prev(frag)->size < PAGE_CACHE_SIZE && frag_prev(frag)->node) { + if (frag->ofs & (PAGE_SIZE-1) && frag_prev(frag) + && frag_prev(frag)->size < PAGE_SIZE && frag_prev(frag)->node) { JFFS2_ERROR("REF_PRISTINE node at 0x%08x had a previous non-hole frag in the same page. Tell dwmw2.\n", ref_offset(fn->raw)); bitched = 1; } - if ((frag->ofs+frag->size) & (PAGE_CACHE_SIZE-1) && frag_next(frag) - && frag_next(frag)->size < PAGE_CACHE_SIZE && frag_next(frag)->node) { + if ((frag->ofs+frag->size) & (PAGE_SIZE-1) && frag_next(frag) + && frag_next(frag)->size < PAGE_SIZE && frag_next(frag)->node) { JFFS2_ERROR("REF_PRISTINE node at 0x%08x (%08x-%08x) had a following non-hole frag in the same page. Tell dwmw2.\n", ref_offset(fn->raw), frag->ofs, frag->ofs+frag->size); bitched = 1; diff --git a/fs/jffs2/file.c b/fs/jffs2/file.c index cad86bac345305e5c3231589c63051cba0a2da6c..0e62dec3effce59d7ce8e5069191e3321643d45b 100644 --- a/fs/jffs2/file.c +++ b/fs/jffs2/file.c @@ -87,14 +87,15 @@ static int jffs2_do_readpage_nolock (struct inode *inode, struct page *pg) int ret; jffs2_dbg(2, "%s(): ino #%lu, page at offset 0x%lx\n", - __func__, inode->i_ino, pg->index << PAGE_CACHE_SHIFT); + __func__, inode->i_ino, pg->index << PAGE_SHIFT); BUG_ON(!PageLocked(pg)); pg_buf = kmap(pg); /* FIXME: Can kmap fail? */ - ret = jffs2_read_inode_range(c, f, pg_buf, pg->index << PAGE_CACHE_SHIFT, PAGE_CACHE_SIZE); + ret = jffs2_read_inode_range(c, f, pg_buf, pg->index << PAGE_SHIFT, + PAGE_SIZE); if (ret) { ClearPageUptodate(pg); @@ -137,8 +138,8 @@ static int jffs2_write_begin(struct file *filp, struct address_space *mapping, struct page *pg; struct inode *inode = mapping->host; struct jffs2_inode_info *f = JFFS2_INODE_INFO(inode); - pgoff_t index = pos >> PAGE_CACHE_SHIFT; - uint32_t pageofs = index << PAGE_CACHE_SHIFT; + pgoff_t index = pos >> PAGE_SHIFT; + uint32_t pageofs = index << PAGE_SHIFT; int ret = 0; pg = grab_cache_page_write_begin(mapping, index, flags); @@ -230,7 +231,7 @@ static int jffs2_write_begin(struct file *filp, struct address_space *mapping, out_page: unlock_page(pg); - page_cache_release(pg); + put_page(pg); return ret; } @@ -245,14 +246,14 @@ static int jffs2_write_end(struct file *filp, struct address_space *mapping, struct jffs2_inode_info *f = JFFS2_INODE_INFO(inode); struct jffs2_sb_info *c = JFFS2_SB_INFO(inode->i_sb); struct jffs2_raw_inode *ri; - unsigned start = pos & (PAGE_CACHE_SIZE - 1); + unsigned start = pos & (PAGE_SIZE - 1); unsigned end = start + copied; unsigned aligned_start = start & ~3; int ret = 0; uint32_t writtenlen = 0; jffs2_dbg(1, "%s(): ino #%lu, page at 0x%lx, range %d-%d, flags %lx\n", - __func__, inode->i_ino, pg->index << PAGE_CACHE_SHIFT, + __func__, inode->i_ino, pg->index << PAGE_SHIFT, start, end, pg->flags); /* We need to avoid deadlock with page_cache_read() in @@ -261,7 +262,7 @@ static int jffs2_write_end(struct file *filp, struct address_space *mapping, to re-lock it. */ BUG_ON(!PageUptodate(pg)); - if (end == PAGE_CACHE_SIZE) { + if (end == PAGE_SIZE) { /* When writing out the end of a page, write out the _whole_ page. This helps to reduce the number of nodes in files which have many short writes, like @@ -275,7 +276,7 @@ static int jffs2_write_end(struct file *filp, struct address_space *mapping, jffs2_dbg(1, "%s(): Allocation of raw inode failed\n", __func__); unlock_page(pg); - page_cache_release(pg); + put_page(pg); return -ENOMEM; } @@ -292,7 +293,7 @@ static int jffs2_write_end(struct file *filp, struct address_space *mapping, kmap(pg); ret = jffs2_write_inode_range(c, f, ri, page_address(pg) + aligned_start, - (pg->index << PAGE_CACHE_SHIFT) + aligned_start, + (pg->index << PAGE_SHIFT) + aligned_start, end - aligned_start, &writtenlen); kunmap(pg); @@ -329,6 +330,6 @@ static int jffs2_write_end(struct file *filp, struct address_space *mapping, jffs2_dbg(1, "%s() returning %d\n", __func__, writtenlen > 0 ? writtenlen : ret); unlock_page(pg); - page_cache_release(pg); + put_page(pg); return writtenlen > 0 ? writtenlen : ret; } diff --git a/fs/jffs2/fs.c b/fs/jffs2/fs.c index bead25ae8fe4a563d257995102da2cbe7336eeb3..ae2ebb26b4468fdf4d1c528b65db24d2618c1ead 100644 --- a/fs/jffs2/fs.c +++ b/fs/jffs2/fs.c @@ -586,8 +586,8 @@ int jffs2_do_fill_super(struct super_block *sb, void *data, int silent) goto out_root; sb->s_maxbytes = 0xFFFFFFFF; - sb->s_blocksize = PAGE_CACHE_SIZE; - sb->s_blocksize_bits = PAGE_CACHE_SHIFT; + sb->s_blocksize = PAGE_SIZE; + sb->s_blocksize_bits = PAGE_SHIFT; sb->s_magic = JFFS2_SUPER_MAGIC; if (!(sb->s_flags & MS_RDONLY)) jffs2_start_garbage_collect_thread(c); @@ -685,7 +685,7 @@ unsigned char *jffs2_gc_fetch_page(struct jffs2_sb_info *c, struct inode *inode = OFNI_EDONI_2SFFJ(f); struct page *pg; - pg = read_cache_page(inode->i_mapping, offset >> PAGE_CACHE_SHIFT, + pg = read_cache_page(inode->i_mapping, offset >> PAGE_SHIFT, (void *)jffs2_do_readpage_unlock, inode); if (IS_ERR(pg)) return (void *)pg; @@ -701,7 +701,7 @@ void jffs2_gc_release_page(struct jffs2_sb_info *c, struct page *pg = (void *)*priv; kunmap(pg); - page_cache_release(pg); + put_page(pg); } static int jffs2_flash_setup(struct jffs2_sb_info *c) { diff --git a/fs/jffs2/gc.c b/fs/jffs2/gc.c index 7e553f286775f7d20ea73b8f7982b51264ba1e3c..9ed0f26cf0238f2d4c6de247da6121abe9059ea3 100644 --- a/fs/jffs2/gc.c +++ b/fs/jffs2/gc.c @@ -552,7 +552,7 @@ static int jffs2_garbage_collect_live(struct jffs2_sb_info *c, struct jffs2_era goto upnout; } /* We found a datanode. Do the GC */ - if((start >> PAGE_CACHE_SHIFT) < ((end-1) >> PAGE_CACHE_SHIFT)) { + if((start >> PAGE_SHIFT) < ((end-1) >> PAGE_SHIFT)) { /* It crosses a page boundary. Therefore, it must be a hole. */ ret = jffs2_garbage_collect_hole(c, jeb, f, fn, start, end); } else { @@ -1192,8 +1192,8 @@ static int jffs2_garbage_collect_dnode(struct jffs2_sb_info *c, struct jffs2_era struct jffs2_node_frag *frag; uint32_t min, max; - min = start & ~(PAGE_CACHE_SIZE-1); - max = min + PAGE_CACHE_SIZE; + min = start & ~(PAGE_SIZE-1); + max = min + PAGE_SIZE; frag = jffs2_lookup_node_frag(&f->fragtree, start); @@ -1351,7 +1351,7 @@ static int jffs2_garbage_collect_dnode(struct jffs2_sb_info *c, struct jffs2_era cdatalen = min_t(uint32_t, alloclen - sizeof(ri), end - offset); datalen = end - offset; - writebuf = pg_ptr + (offset & (PAGE_CACHE_SIZE -1)); + writebuf = pg_ptr + (offset & (PAGE_SIZE -1)); comprtype = jffs2_compress(c, f, writebuf, &comprbuf, &datalen, &cdatalen); diff --git a/fs/jffs2/nodelist.c b/fs/jffs2/nodelist.c index 9a5449bc3afb0b3b784bfb04c69b011219f013d2..b86c78d178c60a3af10f6ae4c688d6acce8f8dbf 100644 --- a/fs/jffs2/nodelist.c +++ b/fs/jffs2/nodelist.c @@ -90,7 +90,7 @@ uint32_t jffs2_truncate_fragtree(struct jffs2_sb_info *c, struct rb_root *list, /* If the last fragment starts at the RAM page boundary, it is * REF_PRISTINE irrespective of its size. */ - if (frag->node && (frag->ofs & (PAGE_CACHE_SIZE - 1)) == 0) { + if (frag->node && (frag->ofs & (PAGE_SIZE - 1)) == 0) { dbg_fragtree2("marking the last fragment 0x%08x-0x%08x REF_PRISTINE.\n", frag->ofs, frag->ofs + frag->size); frag->node->raw->flash_offset = ref_offset(frag->node->raw) | REF_PRISTINE; @@ -237,7 +237,7 @@ static int jffs2_add_frag_to_fragtree(struct jffs2_sb_info *c, struct rb_root *r If so, both 'this' and the new node get marked REF_NORMAL so the GC can take a look. */ - if (lastend && (lastend-1) >> PAGE_CACHE_SHIFT == newfrag->ofs >> PAGE_CACHE_SHIFT) { + if (lastend && (lastend-1) >> PAGE_SHIFT == newfrag->ofs >> PAGE_SHIFT) { if (this->node) mark_ref_normal(this->node->raw); mark_ref_normal(newfrag->node->raw); @@ -382,7 +382,7 @@ int jffs2_add_full_dnode_to_inode(struct jffs2_sb_info *c, struct jffs2_inode_in /* If we now share a page with other nodes, mark either previous or next node REF_NORMAL, as appropriate. */ - if (newfrag->ofs & (PAGE_CACHE_SIZE-1)) { + if (newfrag->ofs & (PAGE_SIZE-1)) { struct jffs2_node_frag *prev = frag_prev(newfrag); mark_ref_normal(fn->raw); @@ -391,7 +391,7 @@ int jffs2_add_full_dnode_to_inode(struct jffs2_sb_info *c, struct jffs2_inode_in mark_ref_normal(prev->node->raw); } - if ((newfrag->ofs+newfrag->size) & (PAGE_CACHE_SIZE-1)) { + if ((newfrag->ofs+newfrag->size) & (PAGE_SIZE-1)) { struct jffs2_node_frag *next = frag_next(newfrag); if (next) { diff --git a/fs/jffs2/write.c b/fs/jffs2/write.c index b634de4c81013eec049194c803226d724a3e02fc..7fb187ab2682ff3433f7f26eebb68dd5e8ad9e21 100644 --- a/fs/jffs2/write.c +++ b/fs/jffs2/write.c @@ -172,8 +172,8 @@ struct jffs2_full_dnode *jffs2_write_dnode(struct jffs2_sb_info *c, struct jffs2 beginning of a page and runs to the end of the file, or if it's a hole node, mark it REF_PRISTINE, else REF_NORMAL. */ - if ((je32_to_cpu(ri->dsize) >= PAGE_CACHE_SIZE) || - ( ((je32_to_cpu(ri->offset)&(PAGE_CACHE_SIZE-1))==0) && + if ((je32_to_cpu(ri->dsize) >= PAGE_SIZE) || + ( ((je32_to_cpu(ri->offset)&(PAGE_SIZE-1))==0) && (je32_to_cpu(ri->dsize)+je32_to_cpu(ri->offset) == je32_to_cpu(ri->isize)))) { flash_ofs |= REF_PRISTINE; } else { @@ -366,7 +366,8 @@ int jffs2_write_inode_range(struct jffs2_sb_info *c, struct jffs2_inode_info *f, break; } mutex_lock(&f->sem); - datalen = min_t(uint32_t, writelen, PAGE_CACHE_SIZE - (offset & (PAGE_CACHE_SIZE-1))); + datalen = min_t(uint32_t, writelen, + PAGE_SIZE - (offset & (PAGE_SIZE-1))); cdatalen = min_t(uint32_t, alloclen - sizeof(*ri), datalen); comprtype = jffs2_compress(c, f, buf, &comprbuf, &datalen, &cdatalen); diff --git a/fs/jfs/jfs_metapage.c b/fs/jfs/jfs_metapage.c index a3eb316b1ac381b8d6517f1da804d0d9207d12d4..b60e015cc757505096176114980cdc5461ad9239 100644 --- a/fs/jfs/jfs_metapage.c +++ b/fs/jfs/jfs_metapage.c @@ -80,7 +80,7 @@ static inline void lock_metapage(struct metapage *mp) static struct kmem_cache *metapage_cache; static mempool_t *metapage_mempool; -#define MPS_PER_PAGE (PAGE_CACHE_SIZE >> L2PSIZE) +#define MPS_PER_PAGE (PAGE_SIZE >> L2PSIZE) #if MPS_PER_PAGE > 1 @@ -316,7 +316,7 @@ static void last_write_complete(struct page *page) struct metapage *mp; unsigned int offset; - for (offset = 0; offset < PAGE_CACHE_SIZE; offset += PSIZE) { + for (offset = 0; offset < PAGE_SIZE; offset += PSIZE) { mp = page_to_mp(page, offset); if (mp && test_bit(META_io, &mp->flag)) { if (mp->lsn) @@ -366,12 +366,12 @@ static int metapage_writepage(struct page *page, struct writeback_control *wbc) int bad_blocks = 0; page_start = (sector_t)page->index << - (PAGE_CACHE_SHIFT - inode->i_blkbits); + (PAGE_SHIFT - inode->i_blkbits); BUG_ON(!PageLocked(page)); BUG_ON(PageWriteback(page)); set_page_writeback(page); - for (offset = 0; offset < PAGE_CACHE_SIZE; offset += PSIZE) { + for (offset = 0; offset < PAGE_SIZE; offset += PSIZE) { mp = page_to_mp(page, offset); if (!mp || !test_bit(META_dirty, &mp->flag)) @@ -416,7 +416,7 @@ static int metapage_writepage(struct page *page, struct writeback_control *wbc) bio = NULL; } else inc_io(page); - xlen = (PAGE_CACHE_SIZE - offset) >> inode->i_blkbits; + xlen = (PAGE_SIZE - offset) >> inode->i_blkbits; pblock = metapage_get_blocks(inode, lblock, &xlen); if (!pblock) { printk(KERN_ERR "JFS: metapage_get_blocks failed\n"); @@ -485,7 +485,7 @@ static int metapage_readpage(struct file *fp, struct page *page) struct inode *inode = page->mapping->host; struct bio *bio = NULL; int block_offset; - int blocks_per_page = PAGE_CACHE_SIZE >> inode->i_blkbits; + int blocks_per_page = PAGE_SIZE >> inode->i_blkbits; sector_t page_start; /* address of page in fs blocks */ sector_t pblock; int xlen; @@ -494,7 +494,7 @@ static int metapage_readpage(struct file *fp, struct page *page) BUG_ON(!PageLocked(page)); page_start = (sector_t)page->index << - (PAGE_CACHE_SHIFT - inode->i_blkbits); + (PAGE_SHIFT - inode->i_blkbits); block_offset = 0; while (block_offset < blocks_per_page) { @@ -542,7 +542,7 @@ static int metapage_releasepage(struct page *page, gfp_t gfp_mask) int ret = 1; int offset; - for (offset = 0; offset < PAGE_CACHE_SIZE; offset += PSIZE) { + for (offset = 0; offset < PAGE_SIZE; offset += PSIZE) { mp = page_to_mp(page, offset); if (!mp) @@ -568,7 +568,7 @@ static int metapage_releasepage(struct page *page, gfp_t gfp_mask) static void metapage_invalidatepage(struct page *page, unsigned int offset, unsigned int length) { - BUG_ON(offset || length < PAGE_CACHE_SIZE); + BUG_ON(offset || length < PAGE_SIZE); BUG_ON(PageWriteback(page)); @@ -599,10 +599,10 @@ struct metapage *__get_metapage(struct inode *inode, unsigned long lblock, inode->i_ino, lblock, absolute); l2bsize = inode->i_blkbits; - l2BlocksPerPage = PAGE_CACHE_SHIFT - l2bsize; + l2BlocksPerPage = PAGE_SHIFT - l2bsize; page_index = lblock >> l2BlocksPerPage; page_offset = (lblock - (page_index << l2BlocksPerPage)) << l2bsize; - if ((page_offset + size) > PAGE_CACHE_SIZE) { + if ((page_offset + size) > PAGE_SIZE) { jfs_err("MetaData crosses page boundary!!"); jfs_err("lblock = %lx, size = %d", lblock, size); dump_stack(); @@ -621,7 +621,7 @@ struct metapage *__get_metapage(struct inode *inode, unsigned long lblock, mapping = inode->i_mapping; } - if (new && (PSIZE == PAGE_CACHE_SIZE)) { + if (new && (PSIZE == PAGE_SIZE)) { page = grab_cache_page(mapping, page_index); if (!page) { jfs_err("grab_cache_page failed!"); @@ -693,7 +693,7 @@ struct metapage *__get_metapage(struct inode *inode, unsigned long lblock, void grab_metapage(struct metapage * mp) { jfs_info("grab_metapage: mp = 0x%p", mp); - page_cache_get(mp->page); + get_page(mp->page); lock_page(mp->page); mp->count++; lock_metapage(mp); @@ -706,12 +706,12 @@ void force_metapage(struct metapage *mp) jfs_info("force_metapage: mp = 0x%p", mp); set_bit(META_forcewrite, &mp->flag); clear_bit(META_sync, &mp->flag); - page_cache_get(page); + get_page(page); lock_page(page); set_page_dirty(page); write_one_page(page, 1); clear_bit(META_forcewrite, &mp->flag); - page_cache_release(page); + put_page(page); } void hold_metapage(struct metapage *mp) @@ -726,7 +726,7 @@ void put_metapage(struct metapage *mp) unlock_page(mp->page); return; } - page_cache_get(mp->page); + get_page(mp->page); mp->count++; lock_metapage(mp); unlock_page(mp->page); @@ -746,7 +746,7 @@ void release_metapage(struct metapage * mp) assert(mp->count); if (--mp->count || mp->nohomeok) { unlock_page(page); - page_cache_release(page); + put_page(page); return; } @@ -764,13 +764,13 @@ void release_metapage(struct metapage * mp) drop_metapage(page, mp); unlock_page(page); - page_cache_release(page); + put_page(page); } void __invalidate_metapages(struct inode *ip, s64 addr, int len) { sector_t lblock; - int l2BlocksPerPage = PAGE_CACHE_SHIFT - ip->i_blkbits; + int l2BlocksPerPage = PAGE_SHIFT - ip->i_blkbits; int BlocksPerPage = 1 << l2BlocksPerPage; /* All callers are interested in block device's mapping */ struct address_space *mapping = @@ -788,7 +788,7 @@ void __invalidate_metapages(struct inode *ip, s64 addr, int len) page = find_lock_page(mapping, lblock >> l2BlocksPerPage); if (!page) continue; - for (offset = 0; offset < PAGE_CACHE_SIZE; offset += PSIZE) { + for (offset = 0; offset < PAGE_SIZE; offset += PSIZE) { mp = page_to_mp(page, offset); if (!mp) continue; @@ -803,7 +803,7 @@ void __invalidate_metapages(struct inode *ip, s64 addr, int len) remove_from_logsync(mp); } unlock_page(page); - page_cache_release(page); + put_page(page); } } diff --git a/fs/jfs/jfs_metapage.h b/fs/jfs/jfs_metapage.h index 337e9e51ac066f578349c15d818ab3441492d07a..a869fb4a20d66d160ea9e10468d081ec79495114 100644 --- a/fs/jfs/jfs_metapage.h +++ b/fs/jfs/jfs_metapage.h @@ -106,7 +106,7 @@ static inline void metapage_nohomeok(struct metapage *mp) lock_page(page); if (!mp->nohomeok++) { mark_metapage_dirty(mp); - page_cache_get(page); + get_page(page); wait_on_page_writeback(page); } unlock_page(page); @@ -128,7 +128,7 @@ static inline void metapage_wait_for_io(struct metapage *mp) static inline void _metapage_homeok(struct metapage *mp) { if (!--mp->nohomeok) - page_cache_release(mp->page); + put_page(mp->page); } static inline void metapage_homeok(struct metapage *mp) diff --git a/fs/jfs/super.c b/fs/jfs/super.c index 4f5d85ba8e237e91d3f314b330e53e26ad2cc22b..78d599198bf5bdced8624016056e1d1c37f23849 100644 --- a/fs/jfs/super.c +++ b/fs/jfs/super.c @@ -596,7 +596,7 @@ static int jfs_fill_super(struct super_block *sb, void *data, int silent) * Page cache is indexed by long. * I would use MAX_LFS_FILESIZE, but it's only half as big */ - sb->s_maxbytes = min(((u64) PAGE_CACHE_SIZE << 32) - 1, + sb->s_maxbytes = min(((u64) PAGE_SIZE << 32) - 1, (u64)sb->s_maxbytes); #endif sb->s_time_gran = 1; diff --git a/fs/kernfs/mount.c b/fs/kernfs/mount.c index b67dbccdaf88328bbfb187b7764c5307d3d94b48..f73541fbe7afadaee17dcb038f7be18c21b4d18f 100644 --- a/fs/kernfs/mount.c +++ b/fs/kernfs/mount.c @@ -138,8 +138,8 @@ static int kernfs_fill_super(struct super_block *sb, unsigned long magic) struct dentry *root; info->sb = sb; - sb->s_blocksize = PAGE_CACHE_SIZE; - sb->s_blocksize_bits = PAGE_CACHE_SHIFT; + sb->s_blocksize = PAGE_SIZE; + sb->s_blocksize_bits = PAGE_SHIFT; sb->s_magic = magic; sb->s_op = &kernfs_sops; sb->s_time_gran = 1; diff --git a/fs/libfs.c b/fs/libfs.c index 0ca80b2af42015c309718b3328315471808cfa4c..f3fa82ce9b700b667ce06421197e4db15ae2f52a 100644 --- a/fs/libfs.c +++ b/fs/libfs.c @@ -25,7 +25,7 @@ int simple_getattr(struct vfsmount *mnt, struct dentry *dentry, { struct inode *inode = d_inode(dentry); generic_fillattr(inode, stat); - stat->blocks = inode->i_mapping->nrpages << (PAGE_CACHE_SHIFT - 9); + stat->blocks = inode->i_mapping->nrpages << (PAGE_SHIFT - 9); return 0; } EXPORT_SYMBOL(simple_getattr); @@ -33,7 +33,7 @@ EXPORT_SYMBOL(simple_getattr); int simple_statfs(struct dentry *dentry, struct kstatfs *buf) { buf->f_type = dentry->d_sb->s_magic; - buf->f_bsize = PAGE_CACHE_SIZE; + buf->f_bsize = PAGE_SIZE; buf->f_namelen = NAME_MAX; return 0; } @@ -395,7 +395,7 @@ int simple_write_begin(struct file *file, struct address_space *mapping, struct page *page; pgoff_t index; - index = pos >> PAGE_CACHE_SHIFT; + index = pos >> PAGE_SHIFT; page = grab_cache_page_write_begin(mapping, index, flags); if (!page) @@ -403,10 +403,10 @@ int simple_write_begin(struct file *file, struct address_space *mapping, *pagep = page; - if (!PageUptodate(page) && (len != PAGE_CACHE_SIZE)) { - unsigned from = pos & (PAGE_CACHE_SIZE - 1); + if (!PageUptodate(page) && (len != PAGE_SIZE)) { + unsigned from = pos & (PAGE_SIZE - 1); - zero_user_segments(page, 0, from, from + len, PAGE_CACHE_SIZE); + zero_user_segments(page, 0, from, from + len, PAGE_SIZE); } return 0; } @@ -442,7 +442,7 @@ int simple_write_end(struct file *file, struct address_space *mapping, /* zero the stale part of the page if we did a short copy */ if (copied < len) { - unsigned from = pos & (PAGE_CACHE_SIZE - 1); + unsigned from = pos & (PAGE_SIZE - 1); zero_user(page, from + copied, len - copied); } @@ -458,7 +458,7 @@ int simple_write_end(struct file *file, struct address_space *mapping, set_page_dirty(page); unlock_page(page); - page_cache_release(page); + put_page(page); return copied; } @@ -477,8 +477,8 @@ int simple_fill_super(struct super_block *s, unsigned long magic, struct dentry *dentry; int i; - s->s_blocksize = PAGE_CACHE_SIZE; - s->s_blocksize_bits = PAGE_CACHE_SHIFT; + s->s_blocksize = PAGE_SIZE; + s->s_blocksize_bits = PAGE_SHIFT; s->s_magic = magic; s->s_op = &simple_super_operations; s->s_time_gran = 1; @@ -994,12 +994,12 @@ int generic_check_addressable(unsigned blocksize_bits, u64 num_blocks) { u64 last_fs_block = num_blocks - 1; u64 last_fs_page = - last_fs_block >> (PAGE_CACHE_SHIFT - blocksize_bits); + last_fs_block >> (PAGE_SHIFT - blocksize_bits); if (unlikely(num_blocks == 0)) return 0; - if ((blocksize_bits < 9) || (blocksize_bits > PAGE_CACHE_SHIFT)) + if ((blocksize_bits < 9) || (blocksize_bits > PAGE_SHIFT)) return -EINVAL; if ((last_fs_block > (sector_t)(~0ULL) >> (blocksize_bits - 9)) || diff --git a/fs/logfs/dev_bdev.c b/fs/logfs/dev_bdev.c index a709d80c8ebcc783fe21b34b8f77424edb0b94ea..cc26f8f215f5058b1face75ef5460694bc47fa48 100644 --- a/fs/logfs/dev_bdev.c +++ b/fs/logfs/dev_bdev.c @@ -64,7 +64,7 @@ static void writeseg_end_io(struct bio *bio) bio_for_each_segment_all(bvec, bio, i) { end_page_writeback(bvec->bv_page); - page_cache_release(bvec->bv_page); + put_page(bvec->bv_page); } bio_put(bio); if (atomic_dec_and_test(&super->s_pending_writes)) diff --git a/fs/logfs/dev_mtd.c b/fs/logfs/dev_mtd.c index 9c501449450dc9be6891e5d9c1a035ca31b5687b..b76a62b1978fd699bcf139ef1500720ae7e19cfa 100644 --- a/fs/logfs/dev_mtd.c +++ b/fs/logfs/dev_mtd.c @@ -46,9 +46,9 @@ static int loffs_mtd_write(struct super_block *sb, loff_t ofs, size_t len, BUG_ON((ofs >= mtd->size) || (len > mtd->size - ofs)); BUG_ON(ofs != (ofs >> super->s_writeshift) << super->s_writeshift); - BUG_ON(len > PAGE_CACHE_SIZE); - page_start = ofs & PAGE_CACHE_MASK; - page_end = PAGE_CACHE_ALIGN(ofs + len) - 1; + BUG_ON(len > PAGE_SIZE); + page_start = ofs & PAGE_MASK; + page_end = PAGE_ALIGN(ofs + len) - 1; ret = mtd_write(mtd, ofs, len, &retlen, buf); if (ret || (retlen != len)) return -EIO; @@ -82,7 +82,7 @@ static int logfs_mtd_erase_mapping(struct super_block *sb, loff_t ofs, if (!page) continue; memset(page_address(page), 0xFF, PAGE_SIZE); - page_cache_release(page); + put_page(page); } return 0; } @@ -195,7 +195,7 @@ static int __logfs_mtd_writeseg(struct super_block *sb, u64 ofs, pgoff_t index, err = loffs_mtd_write(sb, page->index << PAGE_SHIFT, PAGE_SIZE, page_address(page)); unlock_page(page); - page_cache_release(page); + put_page(page); if (err) return err; } diff --git a/fs/logfs/dir.c b/fs/logfs/dir.c index 542468e9bfb492f8333221a80bcfbcc4b01aa39a..ddbed2be5366ecfab739ec61fcae09b3859d3c06 100644 --- a/fs/logfs/dir.c +++ b/fs/logfs/dir.c @@ -183,7 +183,7 @@ static struct page *logfs_get_dd_page(struct inode *dir, struct dentry *dentry) if (name->len != be16_to_cpu(dd->namelen) || memcmp(name->name, dd->name, name->len)) { kunmap_atomic(dd); - page_cache_release(page); + put_page(page); continue; } @@ -238,7 +238,7 @@ static int logfs_unlink(struct inode *dir, struct dentry *dentry) return PTR_ERR(page); } index = page->index; - page_cache_release(page); + put_page(page); mutex_lock(&super->s_dirop_mutex); logfs_add_transaction(dir, ta); @@ -316,7 +316,7 @@ static int logfs_readdir(struct file *file, struct dir_context *ctx) be16_to_cpu(dd->namelen), be64_to_cpu(dd->ino), dd->type); kunmap(page); - page_cache_release(page); + put_page(page); if (full) break; } @@ -349,7 +349,7 @@ static struct dentry *logfs_lookup(struct inode *dir, struct dentry *dentry, dd = kmap_atomic(page); ino = be64_to_cpu(dd->ino); kunmap_atomic(dd); - page_cache_release(page); + put_page(page); inode = logfs_iget(dir->i_sb, ino); if (IS_ERR(inode)) @@ -392,7 +392,7 @@ static int logfs_write_dir(struct inode *dir, struct dentry *dentry, err = logfs_write_buf(dir, page, WF_LOCK); unlock_page(page); - page_cache_release(page); + put_page(page); if (!err) grow_dir(dir, index); return err; @@ -561,7 +561,7 @@ static int logfs_get_dd(struct inode *dir, struct dentry *dentry, map = kmap_atomic(page); memcpy(dd, map, sizeof(*dd)); kunmap_atomic(map); - page_cache_release(page); + put_page(page); return 0; } diff --git a/fs/logfs/file.c b/fs/logfs/file.c index 61eaeb1b6cac10e664539b2132607180d8fe24d0..f01ddfb1a03b6ecc5d122b0bd94c6e301a1f6fa3 100644 --- a/fs/logfs/file.c +++ b/fs/logfs/file.c @@ -15,21 +15,21 @@ static int logfs_write_begin(struct file *file, struct address_space *mapping, { struct inode *inode = mapping->host; struct page *page; - pgoff_t index = pos >> PAGE_CACHE_SHIFT; + pgoff_t index = pos >> PAGE_SHIFT; page = grab_cache_page_write_begin(mapping, index, flags); if (!page) return -ENOMEM; *pagep = page; - if ((len == PAGE_CACHE_SIZE) || PageUptodate(page)) + if ((len == PAGE_SIZE) || PageUptodate(page)) return 0; - if ((pos & PAGE_CACHE_MASK) >= i_size_read(inode)) { - unsigned start = pos & (PAGE_CACHE_SIZE - 1); + if ((pos & PAGE_MASK) >= i_size_read(inode)) { + unsigned start = pos & (PAGE_SIZE - 1); unsigned end = start + len; /* Reading beyond i_size is simple: memset to zero */ - zero_user_segments(page, 0, start, end, PAGE_CACHE_SIZE); + zero_user_segments(page, 0, start, end, PAGE_SIZE); return 0; } return logfs_readpage_nolock(page); @@ -41,11 +41,11 @@ static int logfs_write_end(struct file *file, struct address_space *mapping, { struct inode *inode = mapping->host; pgoff_t index = page->index; - unsigned start = pos & (PAGE_CACHE_SIZE - 1); + unsigned start = pos & (PAGE_SIZE - 1); unsigned end = start + copied; int ret = 0; - BUG_ON(PAGE_CACHE_SIZE != inode->i_sb->s_blocksize); + BUG_ON(PAGE_SIZE != inode->i_sb->s_blocksize); BUG_ON(page->index > I3_BLOCKS); if (copied < len) { @@ -61,8 +61,8 @@ static int logfs_write_end(struct file *file, struct address_space *mapping, if (copied == 0) goto out; /* FIXME: do we need to update inode? */ - if (i_size_read(inode) < (index << PAGE_CACHE_SHIFT) + end) { - i_size_write(inode, (index << PAGE_CACHE_SHIFT) + end); + if (i_size_read(inode) < (index << PAGE_SHIFT) + end) { + i_size_write(inode, (index << PAGE_SHIFT) + end); mark_inode_dirty_sync(inode); } @@ -75,7 +75,7 @@ static int logfs_write_end(struct file *file, struct address_space *mapping, } out: unlock_page(page); - page_cache_release(page); + put_page(page); return ret ? ret : copied; } @@ -118,7 +118,7 @@ static int logfs_writepage(struct page *page, struct writeback_control *wbc) { struct inode *inode = page->mapping->host; loff_t i_size = i_size_read(inode); - pgoff_t end_index = i_size >> PAGE_CACHE_SHIFT; + pgoff_t end_index = i_size >> PAGE_SHIFT; unsigned offset; u64 bix; level_t level; @@ -142,7 +142,7 @@ static int logfs_writepage(struct page *page, struct writeback_control *wbc) return __logfs_writepage(page); /* Is the page fully outside i_size? (truncate in progress) */ - offset = i_size & (PAGE_CACHE_SIZE-1); + offset = i_size & (PAGE_SIZE-1); if (bix > end_index || offset == 0) { unlock_page(page); return 0; /* don't care */ @@ -155,7 +155,7 @@ static int logfs_writepage(struct page *page, struct writeback_control *wbc) * the page size, the remaining memory is zeroed when mapped, and * writes to that region are not written out to the file." */ - zero_user_segment(page, offset, PAGE_CACHE_SIZE); + zero_user_segment(page, offset, PAGE_SIZE); return __logfs_writepage(page); } diff --git a/fs/logfs/readwrite.c b/fs/logfs/readwrite.c index 20973c9e52f807cf462766e6299e4c32177f1e3d..3fb8c6d67303e9ed6a842152dfdc3c648009decb 100644 --- a/fs/logfs/readwrite.c +++ b/fs/logfs/readwrite.c @@ -281,7 +281,7 @@ static struct page *logfs_get_read_page(struct inode *inode, u64 bix, static void logfs_put_read_page(struct page *page) { unlock_page(page); - page_cache_release(page); + put_page(page); } static void logfs_lock_write_page(struct page *page) @@ -323,7 +323,7 @@ static struct page *logfs_get_write_page(struct inode *inode, u64 bix, return NULL; err = add_to_page_cache_lru(page, mapping, index, GFP_NOFS); if (unlikely(err)) { - page_cache_release(page); + put_page(page); if (err == -EEXIST) goto repeat; return NULL; @@ -342,7 +342,7 @@ static void logfs_unlock_write_page(struct page *page) static void logfs_put_write_page(struct page *page) { logfs_unlock_write_page(page); - page_cache_release(page); + put_page(page); } static struct page *logfs_get_page(struct inode *inode, u64 bix, level_t level, @@ -562,7 +562,7 @@ static void indirect_free_block(struct super_block *sb, if (PagePrivate(page)) { ClearPagePrivate(page); - page_cache_release(page); + put_page(page); set_page_private(page, 0); } __free_block(sb, block); @@ -655,7 +655,7 @@ static void alloc_data_block(struct inode *inode, struct page *page) block->page = page; SetPagePrivate(page); - page_cache_get(page); + get_page(page); set_page_private(page, (unsigned long) block); block->ops = &indirect_block_ops; @@ -709,7 +709,7 @@ static u64 block_get_pointer(struct page *page, int index) static int logfs_read_empty(struct page *page) { - zero_user_segment(page, 0, PAGE_CACHE_SIZE); + zero_user_segment(page, 0, PAGE_SIZE); return 0; } @@ -1660,7 +1660,7 @@ static int truncate_data_block(struct inode *inode, struct page *page, if (err) return err; - zero_user_segment(page, size - pageofs, PAGE_CACHE_SIZE); + zero_user_segment(page, size - pageofs, PAGE_SIZE); return logfs_segment_write(inode, page, shadow); } @@ -1919,7 +1919,7 @@ static void move_page_to_inode(struct inode *inode, struct page *page) block->page = NULL; if (PagePrivate(page)) { ClearPagePrivate(page); - page_cache_release(page); + put_page(page); set_page_private(page, 0); } } @@ -1940,7 +1940,7 @@ static void move_inode_to_page(struct page *page, struct inode *inode) if (!PagePrivate(page)) { SetPagePrivate(page); - page_cache_get(page); + get_page(page); set_page_private(page, (unsigned long) block); } @@ -1971,7 +1971,7 @@ int logfs_read_inode(struct inode *inode) logfs_disk_to_inode(di, inode); kunmap_atomic(di); move_page_to_inode(inode, page); - page_cache_release(page); + put_page(page); return 0; } diff --git a/fs/logfs/segment.c b/fs/logfs/segment.c index d270e4b2ab6b0f9ae448ef15985c8ce459c3b2d6..1efd6055f4b0582577bd70cc6c6e32b9e2e8eed4 100644 --- a/fs/logfs/segment.c +++ b/fs/logfs/segment.c @@ -90,9 +90,9 @@ int __logfs_buf_write(struct logfs_area *area, u64 ofs, void *buf, size_t len, if (!PagePrivate(page)) { SetPagePrivate(page); - page_cache_get(page); + get_page(page); } - page_cache_release(page); + put_page(page); buf += copylen; len -= copylen; @@ -117,9 +117,9 @@ static void pad_partial_page(struct logfs_area *area) memset(page_address(page) + offset, 0xff, len); if (!PagePrivate(page)) { SetPagePrivate(page); - page_cache_get(page); + get_page(page); } - page_cache_release(page); + put_page(page); } } @@ -129,20 +129,20 @@ static void pad_full_pages(struct logfs_area *area) struct logfs_super *super = logfs_super(sb); u64 ofs = dev_ofs(sb, area->a_segno, area->a_used_bytes); u32 len = super->s_segsize - area->a_used_bytes; - pgoff_t index = PAGE_CACHE_ALIGN(ofs) >> PAGE_CACHE_SHIFT; - pgoff_t no_indizes = len >> PAGE_CACHE_SHIFT; + pgoff_t index = PAGE_ALIGN(ofs) >> PAGE_SHIFT; + pgoff_t no_indizes = len >> PAGE_SHIFT; struct page *page; while (no_indizes) { page = get_mapping_page(sb, index, 0); BUG_ON(!page); /* FIXME: reserve a pool */ SetPageUptodate(page); - memset(page_address(page), 0xff, PAGE_CACHE_SIZE); + memset(page_address(page), 0xff, PAGE_SIZE); if (!PagePrivate(page)) { SetPagePrivate(page); - page_cache_get(page); + get_page(page); } - page_cache_release(page); + put_page(page); index++; no_indizes--; } @@ -411,7 +411,7 @@ int wbuf_read(struct super_block *sb, u64 ofs, size_t len, void *buf) if (IS_ERR(page)) return PTR_ERR(page); memcpy(buf, page_address(page) + offset, copylen); - page_cache_release(page); + put_page(page); buf += copylen; len -= copylen; @@ -499,7 +499,7 @@ static void move_btree_to_page(struct inode *inode, struct page *page, if (!PagePrivate(page)) { SetPagePrivate(page); - page_cache_get(page); + get_page(page); set_page_private(page, (unsigned long) block); } block->ops = &indirect_block_ops; @@ -554,7 +554,7 @@ void move_page_to_btree(struct page *page) if (PagePrivate(page)) { ClearPagePrivate(page); - page_cache_release(page); + put_page(page); set_page_private(page, 0); } block->ops = &btree_block_ops; @@ -723,9 +723,9 @@ void freeseg(struct super_block *sb, u32 segno) continue; if (PagePrivate(page)) { ClearPagePrivate(page); - page_cache_release(page); + put_page(page); } - page_cache_release(page); + put_page(page); } } diff --git a/fs/logfs/super.c b/fs/logfs/super.c index 54360293bcb5cd0680c3042e6f0b9b87e342c649..5751082dba52b1ffa2a85d2d89e677475f57513a 100644 --- a/fs/logfs/super.c +++ b/fs/logfs/super.c @@ -48,7 +48,7 @@ void emergency_read_end(struct page *page) if (page == emergency_page) mutex_unlock(&emergency_mutex); else - page_cache_release(page); + put_page(page); } static void dump_segfile(struct super_block *sb) @@ -206,7 +206,7 @@ static int write_one_sb(struct super_block *sb, logfs_set_segment_erased(sb, segno, ec, 0); logfs_write_ds(sb, ds, segno, ec); err = super->s_devops->write_sb(sb, page); - page_cache_release(page); + put_page(page); return err; } @@ -366,24 +366,24 @@ static struct page *find_super_block(struct super_block *sb) return NULL; last = super->s_devops->find_last_sb(sb, &super->s_sb_ofs[1]); if (!last || IS_ERR(last)) { - page_cache_release(first); + put_page(first); return NULL; } if (!logfs_check_ds(page_address(first))) { - page_cache_release(last); + put_page(last); return first; } /* First one didn't work, try the second superblock */ if (!logfs_check_ds(page_address(last))) { - page_cache_release(first); + put_page(first); return last; } /* Neither worked, sorry folks */ - page_cache_release(first); - page_cache_release(last); + put_page(first); + put_page(last); return NULL; } @@ -425,7 +425,7 @@ static int __logfs_read_sb(struct super_block *sb) super->s_data_levels = ds->ds_data_levels; super->s_total_levels = super->s_ifile_levels + super->s_iblock_levels + super->s_data_levels; - page_cache_release(page); + put_page(page); return 0; } diff --git a/fs/minix/dir.c b/fs/minix/dir.c index d19ac258105aadb44382650de7b50504b6eaf237..33957c07cd11a3b74f4eb6f4b563af07c17c1d31 100644 --- a/fs/minix/dir.c +++ b/fs/minix/dir.c @@ -28,7 +28,7 @@ const struct file_operations minix_dir_operations = { static inline void dir_put_page(struct page *page) { kunmap(page); - page_cache_release(page); + put_page(page); } /* @@ -38,10 +38,10 @@ static inline void dir_put_page(struct page *page) static unsigned minix_last_byte(struct inode *inode, unsigned long page_nr) { - unsigned last_byte = PAGE_CACHE_SIZE; + unsigned last_byte = PAGE_SIZE; - if (page_nr == (inode->i_size >> PAGE_CACHE_SHIFT)) - last_byte = inode->i_size & (PAGE_CACHE_SIZE - 1); + if (page_nr == (inode->i_size >> PAGE_SHIFT)) + last_byte = inode->i_size & (PAGE_SIZE - 1); return last_byte; } @@ -92,8 +92,8 @@ static int minix_readdir(struct file *file, struct dir_context *ctx) if (pos >= inode->i_size) return 0; - offset = pos & ~PAGE_CACHE_MASK; - n = pos >> PAGE_CACHE_SHIFT; + offset = pos & ~PAGE_MASK; + n = pos >> PAGE_SHIFT; for ( ; n < npages; n++, offset = 0) { char *p, *kaddr, *limit; @@ -229,7 +229,7 @@ int minix_add_link(struct dentry *dentry, struct inode *inode) lock_page(page); kaddr = (char*)page_address(page); dir_end = kaddr + minix_last_byte(dir, n); - limit = kaddr + PAGE_CACHE_SIZE - sbi->s_dirsize; + limit = kaddr + PAGE_SIZE - sbi->s_dirsize; for (p = kaddr; p <= limit; p = minix_next_entry(p, sbi)) { de = (minix_dirent *)p; de3 = (minix3_dirent *)p; @@ -327,7 +327,7 @@ int minix_make_empty(struct inode *inode, struct inode *dir) } kaddr = kmap_atomic(page); - memset(kaddr, 0, PAGE_CACHE_SIZE); + memset(kaddr, 0, PAGE_SIZE); if (sbi->s_version == MINIX_V3) { minix3_dirent *de3 = (minix3_dirent *)kaddr; @@ -350,7 +350,7 @@ int minix_make_empty(struct inode *inode, struct inode *dir) err = dir_commit_chunk(page, 0, 2 * sbi->s_dirsize); fail: - page_cache_release(page); + put_page(page); return err; } diff --git a/fs/minix/namei.c b/fs/minix/namei.c index a795a11e50c728a9d31511fbc2849e8fb6fbeb8c..2887d1d95ce244e8ad59cd2585676888277958b3 100644 --- a/fs/minix/namei.c +++ b/fs/minix/namei.c @@ -243,11 +243,11 @@ static int minix_rename(struct inode * old_dir, struct dentry *old_dentry, out_dir: if (dir_de) { kunmap(dir_page); - page_cache_release(dir_page); + put_page(dir_page); } out_old: kunmap(old_page); - page_cache_release(old_page); + put_page(old_page); out: return err; } diff --git a/fs/mpage.c b/fs/mpage.c index 6bd9fd90964e2670808ee1d586b4080d68f2a1f1..eedc644b78d78338ebb960339f3d1d224b837b9b 100644 --- a/fs/mpage.c +++ b/fs/mpage.c @@ -107,7 +107,7 @@ map_buffer_to_page(struct page *page, struct buffer_head *bh, int page_block) * don't make any buffers if there is only one buffer on * the page and the page just needs to be set up to date */ - if (inode->i_blkbits == PAGE_CACHE_SHIFT && + if (inode->i_blkbits == PAGE_SHIFT && buffer_uptodate(bh)) { SetPageUptodate(page); return; @@ -145,7 +145,7 @@ do_mpage_readpage(struct bio *bio, struct page *page, unsigned nr_pages, { struct inode *inode = page->mapping->host; const unsigned blkbits = inode->i_blkbits; - const unsigned blocks_per_page = PAGE_CACHE_SIZE >> blkbits; + const unsigned blocks_per_page = PAGE_SIZE >> blkbits; const unsigned blocksize = 1 << blkbits; sector_t block_in_file; sector_t last_block; @@ -162,7 +162,7 @@ do_mpage_readpage(struct bio *bio, struct page *page, unsigned nr_pages, if (page_has_buffers(page)) goto confused; - block_in_file = (sector_t)page->index << (PAGE_CACHE_SHIFT - blkbits); + block_in_file = (sector_t)page->index << (PAGE_SHIFT - blkbits); last_block = block_in_file + nr_pages * blocks_per_page; last_block_in_file = (i_size_read(inode) + blocksize - 1) >> blkbits; if (last_block > last_block_in_file) @@ -249,7 +249,7 @@ do_mpage_readpage(struct bio *bio, struct page *page, unsigned nr_pages, } if (first_hole != blocks_per_page) { - zero_user_segment(page, first_hole << blkbits, PAGE_CACHE_SIZE); + zero_user_segment(page, first_hole << blkbits, PAGE_SIZE); if (first_hole == 0) { SetPageUptodate(page); unlock_page(page); @@ -331,7 +331,7 @@ do_mpage_readpage(struct bio *bio, struct page *page, unsigned nr_pages, * * then this code just gives up and calls the buffer_head-based read function. * It does handle a page which has holes at the end - that is a common case: - * the end-of-file on blocksize < PAGE_CACHE_SIZE setups. + * the end-of-file on blocksize < PAGE_SIZE setups. * * BH_Boundary explanation: * @@ -380,7 +380,7 @@ mpage_readpages(struct address_space *mapping, struct list_head *pages, &first_logical_block, get_block, gfp); } - page_cache_release(page); + put_page(page); } BUG_ON(!list_empty(pages)); if (bio) @@ -472,7 +472,7 @@ static int __mpage_writepage(struct page *page, struct writeback_control *wbc, struct inode *inode = page->mapping->host; const unsigned blkbits = inode->i_blkbits; unsigned long end_index; - const unsigned blocks_per_page = PAGE_CACHE_SIZE >> blkbits; + const unsigned blocks_per_page = PAGE_SIZE >> blkbits; sector_t last_block; sector_t block_in_file; sector_t blocks[MAX_BUF_PER_PAGE]; @@ -542,7 +542,7 @@ static int __mpage_writepage(struct page *page, struct writeback_control *wbc, * The page has no buffers: map it to disk */ BUG_ON(!PageUptodate(page)); - block_in_file = (sector_t)page->index << (PAGE_CACHE_SHIFT - blkbits); + block_in_file = (sector_t)page->index << (PAGE_SHIFT - blkbits); last_block = (i_size - 1) >> blkbits; map_bh.b_page = page; for (page_block = 0; page_block < blocks_per_page; ) { @@ -574,7 +574,7 @@ static int __mpage_writepage(struct page *page, struct writeback_control *wbc, first_unmapped = page_block; page_is_mapped: - end_index = i_size >> PAGE_CACHE_SHIFT; + end_index = i_size >> PAGE_SHIFT; if (page->index >= end_index) { /* * The page straddles i_size. It must be zeroed out on each @@ -584,11 +584,11 @@ static int __mpage_writepage(struct page *page, struct writeback_control *wbc, * is zeroed when mapped, and writes to that region are not * written out to the file." */ - unsigned offset = i_size & (PAGE_CACHE_SIZE - 1); + unsigned offset = i_size & (PAGE_SIZE - 1); if (page->index > end_index || !offset) goto confused; - zero_user_segment(page, offset, PAGE_CACHE_SIZE); + zero_user_segment(page, offset, PAGE_SIZE); } /* diff --git a/fs/namei.c b/fs/namei.c index 794f81dce76606ec025e3dcf1f182a175eaa0e82..1d9ca2d5dff68ee184bf5dbe6d0d417f1b63f245 100644 --- a/fs/namei.c +++ b/fs/namei.c @@ -1740,15 +1740,17 @@ static int walk_component(struct nameidata *nd, int flags) nd->flags); if (IS_ERR(path.dentry)) return PTR_ERR(path.dentry); - if (unlikely(d_is_negative(path.dentry))) { - dput(path.dentry); - return -ENOENT; - } + path.mnt = nd->path.mnt; err = follow_managed(&path, nd); if (unlikely(err < 0)) return err; + if (unlikely(d_is_negative(path.dentry))) { + path_to_nameidata(&path, nd); + return -ENOENT; + } + seq = 0; /* we are already out of RCU mode */ inode = d_backing_inode(path.dentry); } diff --git a/fs/ncpfs/dir.c b/fs/ncpfs/dir.c index b7f8eaeea5d83d8a1cb66e2d697de5341e7361cd..bfdad003ee56f69a8eb55dbd5023b384d4b55fdc 100644 --- a/fs/ncpfs/dir.c +++ b/fs/ncpfs/dir.c @@ -510,7 +510,7 @@ static int ncp_readdir(struct file *file, struct dir_context *ctx) kunmap(ctl.page); SetPageUptodate(ctl.page); unlock_page(ctl.page); - page_cache_release(ctl.page); + put_page(ctl.page); ctl.page = NULL; } ctl.idx = 0; @@ -520,7 +520,7 @@ static int ncp_readdir(struct file *file, struct dir_context *ctx) if (ctl.page) { kunmap(ctl.page); unlock_page(ctl.page); - page_cache_release(ctl.page); + put_page(ctl.page); ctl.page = NULL; } ctl.cache = cache; @@ -554,14 +554,14 @@ static int ncp_readdir(struct file *file, struct dir_context *ctx) kunmap(ctl.page); SetPageUptodate(ctl.page); unlock_page(ctl.page); - page_cache_release(ctl.page); + put_page(ctl.page); } if (page) { cache->head = ctl.head; kunmap(page); SetPageUptodate(page); unlock_page(page); - page_cache_release(page); + put_page(page); } out: return result; @@ -649,7 +649,7 @@ ncp_fill_cache(struct file *file, struct dir_context *ctx, kunmap(ctl.page); SetPageUptodate(ctl.page); unlock_page(ctl.page); - page_cache_release(ctl.page); + put_page(ctl.page); } ctl.cache = NULL; ctl.idx -= NCP_DIRCACHE_SIZE; diff --git a/fs/ncpfs/ncplib_kernel.h b/fs/ncpfs/ncplib_kernel.h index 5233fbc1747a5bf555da56c04917cc418c4390ed..17cfb743b5bf03925c2dd08e3e6f67e57b04a8a9 100644 --- a/fs/ncpfs/ncplib_kernel.h +++ b/fs/ncpfs/ncplib_kernel.h @@ -191,7 +191,7 @@ struct ncp_cache_head { int eof; }; -#define NCP_DIRCACHE_SIZE ((int)(PAGE_CACHE_SIZE/sizeof(struct dentry *))) +#define NCP_DIRCACHE_SIZE ((int)(PAGE_SIZE/sizeof(struct dentry *))) union ncp_dir_cache { struct ncp_cache_head head; struct dentry *dentry[NCP_DIRCACHE_SIZE]; diff --git a/fs/nfs/blocklayout/blocklayout.c b/fs/nfs/blocklayout/blocklayout.c index 02e4d87d2ed3181ee9cda016a970eced2810898d..17a42e4eb8728371f4aec957a545c47d332e7fcd 100644 --- a/fs/nfs/blocklayout/blocklayout.c +++ b/fs/nfs/blocklayout/blocklayout.c @@ -231,7 +231,7 @@ bl_read_pagelist(struct nfs_pgio_header *header) size_t bytes_left = header->args.count; unsigned int pg_offset = header->args.pgbase, pg_len; struct page **pages = header->args.pages; - int pg_index = header->args.pgbase >> PAGE_CACHE_SHIFT; + int pg_index = header->args.pgbase >> PAGE_SHIFT; const bool is_dio = (header->dreq != NULL); struct blk_plug plug; int i; @@ -263,13 +263,13 @@ bl_read_pagelist(struct nfs_pgio_header *header) } if (is_dio) { - if (pg_offset + bytes_left > PAGE_CACHE_SIZE) - pg_len = PAGE_CACHE_SIZE - pg_offset; + if (pg_offset + bytes_left > PAGE_SIZE) + pg_len = PAGE_SIZE - pg_offset; else pg_len = bytes_left; } else { BUG_ON(pg_offset != 0); - pg_len = PAGE_CACHE_SIZE; + pg_len = PAGE_SIZE; } if (is_hole(&be)) { @@ -339,9 +339,9 @@ static void bl_write_cleanup(struct work_struct *work) if (likely(!hdr->pnfs_error)) { struct pnfs_block_layout *bl = BLK_LSEG2EXT(hdr->lseg); - u64 start = hdr->args.offset & (loff_t)PAGE_CACHE_MASK; + u64 start = hdr->args.offset & (loff_t)PAGE_MASK; u64 end = (hdr->args.offset + hdr->args.count + - PAGE_CACHE_SIZE - 1) & (loff_t)PAGE_CACHE_MASK; + PAGE_SIZE - 1) & (loff_t)PAGE_MASK; ext_tree_mark_written(bl, start >> SECTOR_SHIFT, (end - start) >> SECTOR_SHIFT); @@ -373,7 +373,7 @@ bl_write_pagelist(struct nfs_pgio_header *header, int sync) loff_t offset = header->args.offset; size_t count = header->args.count; struct page **pages = header->args.pages; - int pg_index = header->args.pgbase >> PAGE_CACHE_SHIFT; + int pg_index = header->args.pgbase >> PAGE_SHIFT; unsigned int pg_len; struct blk_plug plug; int i; @@ -392,7 +392,7 @@ bl_write_pagelist(struct nfs_pgio_header *header, int sync) blk_start_plug(&plug); /* we always write out the whole page */ - offset = offset & (loff_t)PAGE_CACHE_MASK; + offset = offset & (loff_t)PAGE_MASK; isect = offset >> SECTOR_SHIFT; for (i = pg_index; i < header->page_array.npages; i++) { @@ -408,7 +408,7 @@ bl_write_pagelist(struct nfs_pgio_header *header, int sync) extent_length = be.be_length - (isect - be.be_f_offset); } - pg_len = PAGE_CACHE_SIZE; + pg_len = PAGE_SIZE; bio = do_add_page_to_bio(bio, header->page_array.npages - i, WRITE, isect, pages[i], &map, &be, bl_end_io_write, par, @@ -820,7 +820,7 @@ static u64 pnfs_num_cont_bytes(struct inode *inode, pgoff_t idx) pgoff_t end; /* Optimize common case that writes from 0 to end of file */ - end = DIV_ROUND_UP(i_size_read(inode), PAGE_CACHE_SIZE); + end = DIV_ROUND_UP(i_size_read(inode), PAGE_SIZE); if (end != inode->i_mapping->nrpages) { rcu_read_lock(); end = page_cache_next_hole(mapping, idx + 1, ULONG_MAX); @@ -828,9 +828,9 @@ static u64 pnfs_num_cont_bytes(struct inode *inode, pgoff_t idx) } if (!end) - return i_size_read(inode) - (idx << PAGE_CACHE_SHIFT); + return i_size_read(inode) - (idx << PAGE_SHIFT); else - return (end - idx) << PAGE_CACHE_SHIFT; + return (end - idx) << PAGE_SHIFT; } static void diff --git a/fs/nfs/blocklayout/blocklayout.h b/fs/nfs/blocklayout/blocklayout.h index bc21205309e086019d7cf11112c780ce5b57963a..18e6fd0b9506e931a62acd3f91303574433a1113 100644 --- a/fs/nfs/blocklayout/blocklayout.h +++ b/fs/nfs/blocklayout/blocklayout.h @@ -40,8 +40,8 @@ #include "../pnfs.h" #include "../netns.h" -#define PAGE_CACHE_SECTORS (PAGE_CACHE_SIZE >> SECTOR_SHIFT) -#define PAGE_CACHE_SECTOR_SHIFT (PAGE_CACHE_SHIFT - SECTOR_SHIFT) +#define PAGE_CACHE_SECTORS (PAGE_SIZE >> SECTOR_SHIFT) +#define PAGE_CACHE_SECTOR_SHIFT (PAGE_SHIFT - SECTOR_SHIFT) #define SECTOR_SIZE (1 << SECTOR_SHIFT) struct pnfs_block_dev; diff --git a/fs/nfs/client.c b/fs/nfs/client.c index d6d5d2a48e838f9b65b5fa71809afc3562c30e27..0c96528db94af35ba362f71a7af4eca26e41f8c9 100644 --- a/fs/nfs/client.c +++ b/fs/nfs/client.c @@ -736,7 +736,7 @@ static void nfs_server_set_fsinfo(struct nfs_server *server, server->rsize = max_rpc_payload; if (server->rsize > NFS_MAX_FILE_IO_SIZE) server->rsize = NFS_MAX_FILE_IO_SIZE; - server->rpages = (server->rsize + PAGE_CACHE_SIZE - 1) >> PAGE_CACHE_SHIFT; + server->rpages = (server->rsize + PAGE_SIZE - 1) >> PAGE_SHIFT; server->backing_dev_info.name = "nfs"; server->backing_dev_info.ra_pages = server->rpages * NFS_MAX_READAHEAD; @@ -745,13 +745,13 @@ static void nfs_server_set_fsinfo(struct nfs_server *server, server->wsize = max_rpc_payload; if (server->wsize > NFS_MAX_FILE_IO_SIZE) server->wsize = NFS_MAX_FILE_IO_SIZE; - server->wpages = (server->wsize + PAGE_CACHE_SIZE - 1) >> PAGE_CACHE_SHIFT; + server->wpages = (server->wsize + PAGE_SIZE - 1) >> PAGE_SHIFT; server->wtmult = nfs_block_bits(fsinfo->wtmult, NULL); server->dtsize = nfs_block_size(fsinfo->dtpref, NULL); - if (server->dtsize > PAGE_CACHE_SIZE * NFS_MAX_READDIR_PAGES) - server->dtsize = PAGE_CACHE_SIZE * NFS_MAX_READDIR_PAGES; + if (server->dtsize > PAGE_SIZE * NFS_MAX_READDIR_PAGES) + server->dtsize = PAGE_SIZE * NFS_MAX_READDIR_PAGES; if (server->dtsize > server->rsize) server->dtsize = server->rsize; diff --git a/fs/nfs/dir.c b/fs/nfs/dir.c index 4bfa7d8bcadee27ab9a6779b3d427170f98ac918..33eb81738d03f1833250f8ad29224b4c14a37d4c 100644 --- a/fs/nfs/dir.c +++ b/fs/nfs/dir.c @@ -377,7 +377,7 @@ int nfs_readdir_xdr_filler(struct page **pages, nfs_readdir_descriptor_t *desc, again: timestamp = jiffies; gencount = nfs_inc_attr_generation_counter(); - error = NFS_PROTO(inode)->readdir(file->f_path.dentry, cred, entry->cookie, pages, + error = NFS_PROTO(inode)->readdir(file_dentry(file), cred, entry->cookie, pages, NFS_SERVER(inode)->dtsize, desc->plus); if (error < 0) { /* We requested READDIRPLUS, but the server doesn't grok it */ @@ -560,7 +560,7 @@ int nfs_readdir_page_filler(nfs_readdir_descriptor_t *desc, struct nfs_entry *en count++; if (desc->plus != 0) - nfs_prime_dcache(desc->file->f_path.dentry, entry); + nfs_prime_dcache(file_dentry(desc->file), entry); status = nfs_readdir_add_to_array(entry, page); if (status != 0) @@ -707,7 +707,7 @@ void cache_page_release(nfs_readdir_descriptor_t *desc) { if (!desc->page->mapping) nfs_readdir_clear_array(desc->page); - page_cache_release(desc->page); + put_page(desc->page); desc->page = NULL; } @@ -864,7 +864,7 @@ static bool nfs_dir_mapping_need_revalidate(struct inode *dir) */ static int nfs_readdir(struct file *file, struct dir_context *ctx) { - struct dentry *dentry = file->f_path.dentry; + struct dentry *dentry = file_dentry(file); struct inode *inode = d_inode(dentry); nfs_readdir_descriptor_t my_desc, *desc = &my_desc; @@ -1923,7 +1923,7 @@ int nfs_symlink(struct inode *dir, struct dentry *dentry, const char *symname) * add_to_page_cache_lru() grabs an extra page refcount. * Drop it here to avoid leaking this page later. */ - page_cache_release(page); + put_page(page); } else __free_page(page); diff --git a/fs/nfs/direct.c b/fs/nfs/direct.c index 7a0cfd3266e561620577bef3cf449171f10d9f92..c93826e4a8c6be0df99295da39a6655a77336600 100644 --- a/fs/nfs/direct.c +++ b/fs/nfs/direct.c @@ -269,7 +269,7 @@ static void nfs_direct_release_pages(struct page **pages, unsigned int npages) { unsigned int i; for (i = 0; i < npages; i++) - page_cache_release(pages[i]); + put_page(pages[i]); } void nfs_init_cinfo_from_dreq(struct nfs_commit_info *cinfo, @@ -1003,7 +1003,7 @@ ssize_t nfs_file_direct_write(struct kiocb *iocb, struct iov_iter *iter) iov_iter_count(iter)); pos = iocb->ki_pos; - end = (pos + iov_iter_count(iter) - 1) >> PAGE_CACHE_SHIFT; + end = (pos + iov_iter_count(iter) - 1) >> PAGE_SHIFT; inode_lock(inode); @@ -1013,7 +1013,7 @@ ssize_t nfs_file_direct_write(struct kiocb *iocb, struct iov_iter *iter) if (mapping->nrpages) { result = invalidate_inode_pages2_range(mapping, - pos >> PAGE_CACHE_SHIFT, end); + pos >> PAGE_SHIFT, end); if (result) goto out_unlock; } @@ -1042,7 +1042,7 @@ ssize_t nfs_file_direct_write(struct kiocb *iocb, struct iov_iter *iter) if (mapping->nrpages) { invalidate_inode_pages2_range(mapping, - pos >> PAGE_CACHE_SHIFT, end); + pos >> PAGE_SHIFT, end); } inode_unlock(inode); diff --git a/fs/nfs/file.c b/fs/nfs/file.c index 89bf093d342a583d0d3c19738a2baebf046c68e2..be01095b97ae6a5a66ed1a6db3a3191bbb04a4c5 100644 --- a/fs/nfs/file.c +++ b/fs/nfs/file.c @@ -320,7 +320,7 @@ static int nfs_want_read_modify_write(struct file *file, struct page *page, loff_t pos, unsigned len) { unsigned int pglen = nfs_page_length(page); - unsigned int offset = pos & (PAGE_CACHE_SIZE - 1); + unsigned int offset = pos & (PAGE_SIZE - 1); unsigned int end = offset + len; if (pnfs_ld_read_whole_page(file->f_mapping->host)) { @@ -351,7 +351,7 @@ static int nfs_write_begin(struct file *file, struct address_space *mapping, struct page **pagep, void **fsdata) { int ret; - pgoff_t index = pos >> PAGE_CACHE_SHIFT; + pgoff_t index = pos >> PAGE_SHIFT; struct page *page; int once_thru = 0; @@ -380,12 +380,12 @@ static int nfs_write_begin(struct file *file, struct address_space *mapping, ret = nfs_flush_incompatible(file, page); if (ret) { unlock_page(page); - page_cache_release(page); + put_page(page); } else if (!once_thru && nfs_want_read_modify_write(file, page, pos, len)) { once_thru = 1; ret = nfs_readpage(file, page); - page_cache_release(page); + put_page(page); if (!ret) goto start; } @@ -396,7 +396,7 @@ static int nfs_write_end(struct file *file, struct address_space *mapping, loff_t pos, unsigned len, unsigned copied, struct page *page, void *fsdata) { - unsigned offset = pos & (PAGE_CACHE_SIZE - 1); + unsigned offset = pos & (PAGE_SIZE - 1); struct nfs_open_context *ctx = nfs_file_open_context(file); int status; @@ -413,20 +413,20 @@ static int nfs_write_end(struct file *file, struct address_space *mapping, if (pglen == 0) { zero_user_segments(page, 0, offset, - end, PAGE_CACHE_SIZE); + end, PAGE_SIZE); SetPageUptodate(page); } else if (end >= pglen) { - zero_user_segment(page, end, PAGE_CACHE_SIZE); + zero_user_segment(page, end, PAGE_SIZE); if (offset == 0) SetPageUptodate(page); } else - zero_user_segment(page, pglen, PAGE_CACHE_SIZE); + zero_user_segment(page, pglen, PAGE_SIZE); } status = nfs_updatepage(file, page, offset, copied); unlock_page(page); - page_cache_release(page); + put_page(page); if (status < 0) return status; @@ -454,7 +454,7 @@ static void nfs_invalidate_page(struct page *page, unsigned int offset, dfprintk(PAGECACHE, "NFS: invalidate_page(%p, %u, %u)\n", page, offset, length); - if (offset != 0 || length < PAGE_CACHE_SIZE) + if (offset != 0 || length < PAGE_SIZE) return; /* Cancel any unstarted writes on this page */ nfs_wb_page_cancel(page_file_mapping(page)->host, page); diff --git a/fs/nfs/inode.c b/fs/nfs/inode.c index 33d18c4119057bb874604398337a990e94b5f9c4..738c84a42eb0217eae22b264eea27930f29f9118 100644 --- a/fs/nfs/inode.c +++ b/fs/nfs/inode.c @@ -940,7 +940,7 @@ int nfs_open(struct inode *inode, struct file *filp) { struct nfs_open_context *ctx; - ctx = alloc_nfs_open_context(filp->f_path.dentry, filp->f_mode); + ctx = alloc_nfs_open_context(file_dentry(filp), filp->f_mode); if (IS_ERR(ctx)) return PTR_ERR(ctx); nfs_file_set_open_context(filp, ctx); diff --git a/fs/nfs/internal.h b/fs/nfs/internal.h index 565f8135ae1fdeb3bdce2c5797451d652c501b4b..f1d1d2c472e99fbde4bfa5f9c30dfedd05c28b90 100644 --- a/fs/nfs/internal.h +++ b/fs/nfs/internal.h @@ -638,11 +638,11 @@ unsigned int nfs_page_length(struct page *page) if (i_size > 0) { pgoff_t page_index = page_file_index(page); - pgoff_t end_index = (i_size - 1) >> PAGE_CACHE_SHIFT; + pgoff_t end_index = (i_size - 1) >> PAGE_SHIFT; if (page_index < end_index) - return PAGE_CACHE_SIZE; + return PAGE_SIZE; if (page_index == end_index) - return ((i_size - 1) & ~PAGE_CACHE_MASK) + 1; + return ((i_size - 1) & ~PAGE_MASK) + 1; } return 0; } diff --git a/fs/nfs/nfs4file.c b/fs/nfs/nfs4file.c index 22c35abbee9d6c88244b220054d2256c30d050ec..d0390516467c00f7f7506e3832b561338cd5bb79 100644 --- a/fs/nfs/nfs4file.c +++ b/fs/nfs/nfs4file.c @@ -26,7 +26,7 @@ static int nfs4_file_open(struct inode *inode, struct file *filp) { struct nfs_open_context *ctx; - struct dentry *dentry = filp->f_path.dentry; + struct dentry *dentry = file_dentry(filp); struct dentry *parent = NULL; struct inode *dir; unsigned openflags = filp->f_flags; @@ -57,7 +57,7 @@ nfs4_file_open(struct inode *inode, struct file *filp) parent = dget_parent(dentry); dir = d_inode(parent); - ctx = alloc_nfs_open_context(filp->f_path.dentry, filp->f_mode); + ctx = alloc_nfs_open_context(file_dentry(filp), filp->f_mode); err = PTR_ERR(ctx); if (IS_ERR(ctx)) goto out; diff --git a/fs/nfs/nfs4xdr.c b/fs/nfs/nfs4xdr.c index 4e4441216804ec550f2c135ef0f393f4f7a1426c..88474a4fc669053ab078e71f49d818a9e161a2f1 100644 --- a/fs/nfs/nfs4xdr.c +++ b/fs/nfs/nfs4xdr.c @@ -5001,7 +5001,7 @@ static int decode_space_limit(struct xdr_stream *xdr, blocksize = be32_to_cpup(p); maxsize = (uint64_t)nblocks * (uint64_t)blocksize; } - maxsize >>= PAGE_CACHE_SHIFT; + maxsize >>= PAGE_SHIFT; *pagemod_limit = min_t(u64, maxsize, ULONG_MAX); return 0; out_overflow: diff --git a/fs/nfs/objlayout/objio_osd.c b/fs/nfs/objlayout/objio_osd.c index 9aebffb4050597e1daae74f28375d86335f73e0c..049c1b1f2932be74266a47d97733426d89ec8154 100644 --- a/fs/nfs/objlayout/objio_osd.c +++ b/fs/nfs/objlayout/objio_osd.c @@ -486,7 +486,7 @@ static void __r4w_put_page(void *priv, struct page *page) dprintk("%s: index=0x%lx\n", __func__, (page == ZERO_PAGE(0)) ? -1UL : page->index); if (ZERO_PAGE(0) != page) - page_cache_release(page); + put_page(page); return; } diff --git a/fs/nfs/pagelist.c b/fs/nfs/pagelist.c index 8ce4f61cbaa5ffc5488fbe48fcf22b7f066f23b7..1f6db42310575b15785ee8cf43083b7d134ba872 100644 --- a/fs/nfs/pagelist.c +++ b/fs/nfs/pagelist.c @@ -342,7 +342,7 @@ nfs_create_request(struct nfs_open_context *ctx, struct page *page, * update_nfs_request below if the region is not locked. */ req->wb_page = page; req->wb_index = page_file_index(page); - page_cache_get(page); + get_page(page); req->wb_offset = offset; req->wb_pgbase = offset; req->wb_bytes = count; @@ -392,7 +392,7 @@ static void nfs_clear_request(struct nfs_page *req) struct nfs_lock_context *l_ctx = req->wb_lock_context; if (page != NULL) { - page_cache_release(page); + put_page(page); req->wb_page = NULL; } if (l_ctx != NULL) { @@ -904,7 +904,7 @@ static bool nfs_can_coalesce_requests(struct nfs_page *prev, return false; } else { if (req->wb_pgbase != 0 || - prev->wb_pgbase + prev->wb_bytes != PAGE_CACHE_SIZE) + prev->wb_pgbase + prev->wb_bytes != PAGE_SIZE) return false; } } diff --git a/fs/nfs/pnfs.c b/fs/nfs/pnfs.c index 2fa483e6dbe2e4a0e4333bf2d76cfd861073232b..89a5ef4df08a3a548af9a8e16a25eff5b50095c2 100644 --- a/fs/nfs/pnfs.c +++ b/fs/nfs/pnfs.c @@ -841,7 +841,7 @@ send_layoutget(struct pnfs_layout_hdr *lo, i_size = i_size_read(ino); - lgp->args.minlength = PAGE_CACHE_SIZE; + lgp->args.minlength = PAGE_SIZE; if (lgp->args.minlength > range->length) lgp->args.minlength = range->length; if (range->iomode == IOMODE_READ) { @@ -1618,13 +1618,13 @@ pnfs_update_layout(struct inode *ino, spin_unlock(&clp->cl_lock); } - pg_offset = arg.offset & ~PAGE_CACHE_MASK; + pg_offset = arg.offset & ~PAGE_MASK; if (pg_offset) { arg.offset -= pg_offset; arg.length += pg_offset; } if (arg.length != NFS4_MAX_UINT64) - arg.length = PAGE_CACHE_ALIGN(arg.length); + arg.length = PAGE_ALIGN(arg.length); lseg = send_layoutget(lo, ctx, &arg, gfp_flags); atomic_dec(&lo->plh_outstanding); diff --git a/fs/nfs/read.c b/fs/nfs/read.c index eb31e23e7defa5a1cdb494aae35b18ccd3a30a0f..6776d7a7839e0e8afcd966d296678fbc0d69ca7d 100644 --- a/fs/nfs/read.c +++ b/fs/nfs/read.c @@ -46,7 +46,7 @@ static void nfs_readhdr_free(struct nfs_pgio_header *rhdr) static int nfs_return_empty_page(struct page *page) { - zero_user(page, 0, PAGE_CACHE_SIZE); + zero_user(page, 0, PAGE_SIZE); SetPageUptodate(page); unlock_page(page); return 0; @@ -118,8 +118,8 @@ int nfs_readpage_async(struct nfs_open_context *ctx, struct inode *inode, unlock_page(page); return PTR_ERR(new); } - if (len < PAGE_CACHE_SIZE) - zero_user_segment(page, len, PAGE_CACHE_SIZE); + if (len < PAGE_SIZE) + zero_user_segment(page, len, PAGE_SIZE); nfs_pageio_init_read(&pgio, inode, false, &nfs_async_read_completion_ops); @@ -295,7 +295,7 @@ int nfs_readpage(struct file *file, struct page *page) int error; dprintk("NFS: nfs_readpage (%p %ld@%lu)\n", - page, PAGE_CACHE_SIZE, page_file_index(page)); + page, PAGE_SIZE, page_file_index(page)); nfs_inc_stats(inode, NFSIOS_VFSREADPAGE); nfs_add_stats(inode, NFSIOS_READPAGES, 1); @@ -361,8 +361,8 @@ readpage_async_filler(void *data, struct page *page) if (IS_ERR(new)) goto out_error; - if (len < PAGE_CACHE_SIZE) - zero_user_segment(page, len, PAGE_CACHE_SIZE); + if (len < PAGE_SIZE) + zero_user_segment(page, len, PAGE_SIZE); if (!nfs_pageio_add_request(desc->pgio, new)) { nfs_list_remove_request(new); nfs_readpage_release(new); @@ -424,8 +424,8 @@ int nfs_readpages(struct file *filp, struct address_space *mapping, pgm = &pgio.pg_mirrors[0]; NFS_I(inode)->read_io += pgm->pg_bytes_written; - npages = (pgm->pg_bytes_written + PAGE_CACHE_SIZE - 1) >> - PAGE_CACHE_SHIFT; + npages = (pgm->pg_bytes_written + PAGE_SIZE - 1) >> + PAGE_SHIFT; nfs_add_stats(inode, NFSIOS_READPAGES, npages); read_complete: put_nfs_open_context(desc.ctx); diff --git a/fs/nfs/write.c b/fs/nfs/write.c index 5754835a288608bd7dc3b58b8f92a2a6ee8a20bc..5f4fd53e5764884391569d010661fe1639b35053 100644 --- a/fs/nfs/write.c +++ b/fs/nfs/write.c @@ -150,7 +150,7 @@ static void nfs_grow_file(struct page *page, unsigned int offset, unsigned int c spin_lock(&inode->i_lock); i_size = i_size_read(inode); - end_index = (i_size - 1) >> PAGE_CACHE_SHIFT; + end_index = (i_size - 1) >> PAGE_SHIFT; if (i_size > 0 && page_file_index(page) < end_index) goto out; end = page_file_offset(page) + ((loff_t)offset+count); @@ -1942,7 +1942,7 @@ int nfs_wb_page_cancel(struct inode *inode, struct page *page) int nfs_wb_single_page(struct inode *inode, struct page *page, bool launder) { loff_t range_start = page_file_offset(page); - loff_t range_end = range_start + (loff_t)(PAGE_CACHE_SIZE - 1); + loff_t range_end = range_start + (loff_t)(PAGE_SIZE - 1); struct writeback_control wbc = { .sync_mode = WB_SYNC_ALL, .nr_to_write = 0, diff --git a/fs/nilfs2/bmap.c b/fs/nilfs2/bmap.c index 27f75bcbeb30d78e63321831eb39e7339cf714ce..a9fb3636c14235ca7bb801a8bdb03286c68434df 100644 --- a/fs/nilfs2/bmap.c +++ b/fs/nilfs2/bmap.c @@ -458,7 +458,7 @@ __u64 nilfs_bmap_data_get_key(const struct nilfs_bmap *bmap, struct buffer_head *pbh; __u64 key; - key = page_index(bh->b_page) << (PAGE_CACHE_SHIFT - + key = page_index(bh->b_page) << (PAGE_SHIFT - bmap->b_inode->i_blkbits); for (pbh = page_buffers(bh->b_page); pbh != bh; pbh = pbh->b_this_page) key++; diff --git a/fs/nilfs2/btnode.c b/fs/nilfs2/btnode.c index a35ae35e69320f711454125f9a600586869bb980..e0c9daf9aa22e42ab3550e80d94301f6992d5baf 100644 --- a/fs/nilfs2/btnode.c +++ b/fs/nilfs2/btnode.c @@ -62,7 +62,7 @@ nilfs_btnode_create_block(struct address_space *btnc, __u64 blocknr) set_buffer_uptodate(bh); unlock_page(bh->b_page); - page_cache_release(bh->b_page); + put_page(bh->b_page); return bh; } @@ -128,7 +128,7 @@ int nilfs_btnode_submit_block(struct address_space *btnc, __u64 blocknr, out_locked: unlock_page(page); - page_cache_release(page); + put_page(page); return err; } @@ -146,7 +146,7 @@ void nilfs_btnode_delete(struct buffer_head *bh) pgoff_t index = page_index(page); int still_dirty; - page_cache_get(page); + get_page(page); lock_page(page); wait_on_page_writeback(page); @@ -154,7 +154,7 @@ void nilfs_btnode_delete(struct buffer_head *bh) still_dirty = PageDirty(page); mapping = page->mapping; unlock_page(page); - page_cache_release(page); + put_page(page); if (!still_dirty && mapping) invalidate_inode_pages2_range(mapping, index, index); @@ -181,7 +181,7 @@ int nilfs_btnode_prepare_change_key(struct address_space *btnc, obh = ctxt->bh; ctxt->newbh = NULL; - if (inode->i_blkbits == PAGE_CACHE_SHIFT) { + if (inode->i_blkbits == PAGE_SHIFT) { lock_page(obh->b_page); /* * We cannot call radix_tree_preload for the kernels older diff --git a/fs/nilfs2/dir.c b/fs/nilfs2/dir.c index 6b8b92b19cec9c868992fd089a00fc74f669fbdc..e08f064e4bd7b1e46e39319413c2c03e4df1d789 100644 --- a/fs/nilfs2/dir.c +++ b/fs/nilfs2/dir.c @@ -58,7 +58,7 @@ static inline unsigned nilfs_chunk_size(struct inode *inode) static inline void nilfs_put_page(struct page *page) { kunmap(page); - page_cache_release(page); + put_page(page); } /* @@ -69,9 +69,9 @@ static unsigned nilfs_last_byte(struct inode *inode, unsigned long page_nr) { unsigned last_byte = inode->i_size; - last_byte -= page_nr << PAGE_CACHE_SHIFT; - if (last_byte > PAGE_CACHE_SIZE) - last_byte = PAGE_CACHE_SIZE; + last_byte -= page_nr << PAGE_SHIFT; + if (last_byte > PAGE_SIZE) + last_byte = PAGE_SIZE; return last_byte; } @@ -109,12 +109,12 @@ static void nilfs_check_page(struct page *page) unsigned chunk_size = nilfs_chunk_size(dir); char *kaddr = page_address(page); unsigned offs, rec_len; - unsigned limit = PAGE_CACHE_SIZE; + unsigned limit = PAGE_SIZE; struct nilfs_dir_entry *p; char *error; - if ((dir->i_size >> PAGE_CACHE_SHIFT) == page->index) { - limit = dir->i_size & ~PAGE_CACHE_MASK; + if ((dir->i_size >> PAGE_SHIFT) == page->index) { + limit = dir->i_size & ~PAGE_MASK; if (limit & (chunk_size - 1)) goto Ebadsize; if (!limit) @@ -161,7 +161,7 @@ static void nilfs_check_page(struct page *page) bad_entry: nilfs_error(sb, "nilfs_check_page", "bad entry in directory #%lu: %s - " "offset=%lu, inode=%lu, rec_len=%d, name_len=%d", - dir->i_ino, error, (page->index<i_ino, error, (page->index<inode), rec_len, p->name_len); goto fail; @@ -170,7 +170,7 @@ static void nilfs_check_page(struct page *page) nilfs_error(sb, "nilfs_check_page", "entry in directory #%lu spans the page boundary" "offset=%lu, inode=%lu", - dir->i_ino, (page->index<i_ino, (page->index<inode)); fail: SetPageChecked(page); @@ -256,8 +256,8 @@ static int nilfs_readdir(struct file *file, struct dir_context *ctx) loff_t pos = ctx->pos; struct inode *inode = file_inode(file); struct super_block *sb = inode->i_sb; - unsigned int offset = pos & ~PAGE_CACHE_MASK; - unsigned long n = pos >> PAGE_CACHE_SHIFT; + unsigned int offset = pos & ~PAGE_MASK; + unsigned long n = pos >> PAGE_SHIFT; unsigned long npages = dir_pages(inode); /* unsigned chunk_mask = ~(nilfs_chunk_size(inode)-1); */ @@ -272,7 +272,7 @@ static int nilfs_readdir(struct file *file, struct dir_context *ctx) if (IS_ERR(page)) { nilfs_error(sb, __func__, "bad page in #%lu", inode->i_ino); - ctx->pos += PAGE_CACHE_SIZE - offset; + ctx->pos += PAGE_SIZE - offset; return -EIO; } kaddr = page_address(page); @@ -361,7 +361,7 @@ nilfs_find_entry(struct inode *dir, const struct qstr *qstr, if (++n >= npages) n = 0; /* next page is past the blocks we've got */ - if (unlikely(n > (dir->i_blocks >> (PAGE_CACHE_SHIFT - 9)))) { + if (unlikely(n > (dir->i_blocks >> (PAGE_SHIFT - 9)))) { nilfs_error(dir->i_sb, __func__, "dir %lu size %lld exceeds block count %llu", dir->i_ino, dir->i_size, @@ -401,7 +401,7 @@ ino_t nilfs_inode_by_name(struct inode *dir, const struct qstr *qstr) if (de) { res = le64_to_cpu(de->inode); kunmap(page); - page_cache_release(page); + put_page(page); } return res; } @@ -460,7 +460,7 @@ int nilfs_add_link(struct dentry *dentry, struct inode *inode) kaddr = page_address(page); dir_end = kaddr + nilfs_last_byte(dir, n); de = (struct nilfs_dir_entry *)kaddr; - kaddr += PAGE_CACHE_SIZE - reclen; + kaddr += PAGE_SIZE - reclen; while ((char *)de <= kaddr) { if ((char *)de == dir_end) { /* We hit i_size */ @@ -603,7 +603,7 @@ int nilfs_make_empty(struct inode *inode, struct inode *parent) kunmap_atomic(kaddr); nilfs_commit_chunk(page, mapping, 0, chunk_size); fail: - page_cache_release(page); + put_page(page); return err; } diff --git a/fs/nilfs2/gcinode.c b/fs/nilfs2/gcinode.c index 748ca238915a434750f223dc2a6417d80a40e17f..0224b7826ace724ac51ab317816d29ee82d7a4f8 100644 --- a/fs/nilfs2/gcinode.c +++ b/fs/nilfs2/gcinode.c @@ -115,7 +115,7 @@ int nilfs_gccache_submit_read_data(struct inode *inode, sector_t blkoff, failed: unlock_page(bh->b_page); - page_cache_release(bh->b_page); + put_page(bh->b_page); return err; } diff --git a/fs/nilfs2/inode.c b/fs/nilfs2/inode.c index 21a1e2e0d92fe22696ebac0bd702238fb95ec02f..534631358b1336ee0d22fdf8db7bb87ff8720090 100644 --- a/fs/nilfs2/inode.c +++ b/fs/nilfs2/inode.c @@ -249,7 +249,7 @@ static int nilfs_set_page_dirty(struct page *page) if (nr_dirty) nilfs_set_file_dirty(inode, nr_dirty); } else if (ret) { - unsigned nr_dirty = 1 << (PAGE_CACHE_SHIFT - inode->i_blkbits); + unsigned nr_dirty = 1 << (PAGE_SHIFT - inode->i_blkbits); nilfs_set_file_dirty(inode, nr_dirty); } @@ -291,7 +291,7 @@ static int nilfs_write_end(struct file *file, struct address_space *mapping, struct page *page, void *fsdata) { struct inode *inode = mapping->host; - unsigned start = pos & (PAGE_CACHE_SIZE - 1); + unsigned start = pos & (PAGE_SIZE - 1); unsigned nr_dirty; int err; diff --git a/fs/nilfs2/mdt.c b/fs/nilfs2/mdt.c index 1125f40233ffd9c849acc0f13d432f520de95e0a..f6982b9153d58f602e89159302098340f2d33f9d 100644 --- a/fs/nilfs2/mdt.c +++ b/fs/nilfs2/mdt.c @@ -110,7 +110,7 @@ static int nilfs_mdt_create_block(struct inode *inode, unsigned long block, failed_bh: unlock_page(bh->b_page); - page_cache_release(bh->b_page); + put_page(bh->b_page); brelse(bh); failed_unlock: @@ -170,7 +170,7 @@ nilfs_mdt_submit_block(struct inode *inode, unsigned long blkoff, failed_bh: unlock_page(bh->b_page); - page_cache_release(bh->b_page); + put_page(bh->b_page); brelse(bh); failed: return ret; @@ -363,7 +363,7 @@ int nilfs_mdt_delete_block(struct inode *inode, unsigned long block) int nilfs_mdt_forget_block(struct inode *inode, unsigned long block) { pgoff_t index = (pgoff_t)block >> - (PAGE_CACHE_SHIFT - inode->i_blkbits); + (PAGE_SHIFT - inode->i_blkbits); struct page *page; unsigned long first_block; int ret = 0; @@ -376,7 +376,7 @@ int nilfs_mdt_forget_block(struct inode *inode, unsigned long block) wait_on_page_writeback(page); first_block = (unsigned long)index << - (PAGE_CACHE_SHIFT - inode->i_blkbits); + (PAGE_SHIFT - inode->i_blkbits); if (page_has_buffers(page)) { struct buffer_head *bh; @@ -385,7 +385,7 @@ int nilfs_mdt_forget_block(struct inode *inode, unsigned long block) } still_dirty = PageDirty(page); unlock_page(page); - page_cache_release(page); + put_page(page); if (still_dirty || invalidate_inode_pages2_range(inode->i_mapping, index, index) != 0) @@ -578,7 +578,7 @@ int nilfs_mdt_freeze_buffer(struct inode *inode, struct buffer_head *bh) } unlock_page(page); - page_cache_release(page); + put_page(page); return 0; } @@ -597,7 +597,7 @@ nilfs_mdt_get_frozen_buffer(struct inode *inode, struct buffer_head *bh) bh_frozen = nilfs_page_get_nth_block(page, n); } unlock_page(page); - page_cache_release(page); + put_page(page); } return bh_frozen; } diff --git a/fs/nilfs2/namei.c b/fs/nilfs2/namei.c index 7ccdb961eea90d2ed313ef688feca1451112f5ba..151bc19d47c0e189525b283e7d154fe70e56c3c3 100644 --- a/fs/nilfs2/namei.c +++ b/fs/nilfs2/namei.c @@ -431,11 +431,11 @@ static int nilfs_rename(struct inode *old_dir, struct dentry *old_dentry, out_dir: if (dir_de) { kunmap(dir_page); - page_cache_release(dir_page); + put_page(dir_page); } out_old: kunmap(old_page); - page_cache_release(old_page); + put_page(old_page); out: nilfs_transaction_abort(old_dir->i_sb); return err; diff --git a/fs/nilfs2/page.c b/fs/nilfs2/page.c index c20df77eff99f16d23ca31dbb131b1d9a45e5571..489391561cdad64899e6470c486d79246fc5aa84 100644 --- a/fs/nilfs2/page.c +++ b/fs/nilfs2/page.c @@ -50,7 +50,7 @@ __nilfs_get_page_block(struct page *page, unsigned long block, pgoff_t index, if (!page_has_buffers(page)) create_empty_buffers(page, 1 << blkbits, b_state); - first_block = (unsigned long)index << (PAGE_CACHE_SHIFT - blkbits); + first_block = (unsigned long)index << (PAGE_SHIFT - blkbits); bh = nilfs_page_get_nth_block(page, block - first_block); touch_buffer(bh); @@ -64,7 +64,7 @@ struct buffer_head *nilfs_grab_buffer(struct inode *inode, unsigned long b_state) { int blkbits = inode->i_blkbits; - pgoff_t index = blkoff >> (PAGE_CACHE_SHIFT - blkbits); + pgoff_t index = blkoff >> (PAGE_SHIFT - blkbits); struct page *page; struct buffer_head *bh; @@ -75,7 +75,7 @@ struct buffer_head *nilfs_grab_buffer(struct inode *inode, bh = __nilfs_get_page_block(page, blkoff, index, blkbits, b_state); if (unlikely(!bh)) { unlock_page(page); - page_cache_release(page); + put_page(page); return NULL; } return bh; @@ -288,7 +288,7 @@ int nilfs_copy_dirty_pages(struct address_space *dmap, __set_page_dirty_nobuffers(dpage); unlock_page(dpage); - page_cache_release(dpage); + put_page(dpage); unlock_page(page); } pagevec_release(&pvec); @@ -333,7 +333,7 @@ void nilfs_copy_back_pages(struct address_space *dmap, WARN_ON(PageDirty(dpage)); nilfs_copy_page(dpage, page, 0); unlock_page(dpage); - page_cache_release(dpage); + put_page(dpage); } else { struct page *page2; @@ -350,7 +350,7 @@ void nilfs_copy_back_pages(struct address_space *dmap, if (unlikely(err < 0)) { WARN_ON(err == -EEXIST); page->mapping = NULL; - page_cache_release(page); /* for cache */ + put_page(page); /* for cache */ } else { page->mapping = dmap; dmap->nrpages++; @@ -523,8 +523,8 @@ unsigned long nilfs_find_uncommitted_extent(struct inode *inode, if (inode->i_mapping->nrpages == 0) return 0; - index = start_blk >> (PAGE_CACHE_SHIFT - inode->i_blkbits); - nblocks_in_page = 1U << (PAGE_CACHE_SHIFT - inode->i_blkbits); + index = start_blk >> (PAGE_SHIFT - inode->i_blkbits); + nblocks_in_page = 1U << (PAGE_SHIFT - inode->i_blkbits); pagevec_init(&pvec, 0); @@ -537,7 +537,7 @@ unsigned long nilfs_find_uncommitted_extent(struct inode *inode, if (length > 0 && pvec.pages[0]->index > index) goto out; - b = pvec.pages[0]->index << (PAGE_CACHE_SHIFT - inode->i_blkbits); + b = pvec.pages[0]->index << (PAGE_SHIFT - inode->i_blkbits); i = 0; do { page = pvec.pages[i]; diff --git a/fs/nilfs2/recovery.c b/fs/nilfs2/recovery.c index 9b4f205d11736dc4d109828260055c2af34c0e9d..5afa77fadc11952ef1e6bad028f921bd049b867c 100644 --- a/fs/nilfs2/recovery.c +++ b/fs/nilfs2/recovery.c @@ -544,14 +544,14 @@ static int nilfs_recover_dsync_blocks(struct the_nilfs *nilfs, blocksize, page, NULL); unlock_page(page); - page_cache_release(page); + put_page(page); (*nr_salvaged_blocks)++; goto next; failed_page: unlock_page(page); - page_cache_release(page); + put_page(page); failed_inode: printk(KERN_WARNING diff --git a/fs/nilfs2/segment.c b/fs/nilfs2/segment.c index 3b65adaae7e47b9732669c4db8a563cfeeec4d87..4317f72568e60651709149497c8c027e608cf773 100644 --- a/fs/nilfs2/segment.c +++ b/fs/nilfs2/segment.c @@ -2070,7 +2070,7 @@ static int nilfs_segctor_do_construct(struct nilfs_sc_info *sci, int mode) goto failed_to_write; if (nilfs_sc_cstage_get(sci) == NILFS_ST_DONE || - nilfs->ns_blocksize_bits != PAGE_CACHE_SHIFT) { + nilfs->ns_blocksize_bits != PAGE_SHIFT) { /* * At this point, we avoid double buffering * for blocksize < pagesize because page dirty diff --git a/fs/ntfs/aops.c b/fs/ntfs/aops.c index 7521e11db728f880e6067aecac7f97f40eac511d..97768a1379f2e60fcaab520e800cb332ee28265c 100644 --- a/fs/ntfs/aops.c +++ b/fs/ntfs/aops.c @@ -74,7 +74,7 @@ static void ntfs_end_buffer_async_read(struct buffer_head *bh, int uptodate) set_buffer_uptodate(bh); - file_ofs = ((s64)page->index << PAGE_CACHE_SHIFT) + + file_ofs = ((s64)page->index << PAGE_SHIFT) + bh_offset(bh); read_lock_irqsave(&ni->size_lock, flags); init_size = ni->initialized_size; @@ -142,7 +142,7 @@ static void ntfs_end_buffer_async_read(struct buffer_head *bh, int uptodate) u32 rec_size; rec_size = ni->itype.index.block_size; - recs = PAGE_CACHE_SIZE / rec_size; + recs = PAGE_SIZE / rec_size; /* Should have been verified before we got here... */ BUG_ON(!recs); local_irq_save(flags); @@ -229,7 +229,7 @@ static int ntfs_read_block(struct page *page) * fully truncated, truncate will throw it away as soon as we unlock * it so no need to worry what we do with it. */ - iblock = (s64)page->index << (PAGE_CACHE_SHIFT - blocksize_bits); + iblock = (s64)page->index << (PAGE_SHIFT - blocksize_bits); read_lock_irqsave(&ni->size_lock, flags); lblock = (ni->allocated_size + blocksize - 1) >> blocksize_bits; init_size = ni->initialized_size; @@ -412,9 +412,9 @@ static int ntfs_readpage(struct file *file, struct page *page) vi = page->mapping->host; i_size = i_size_read(vi); /* Is the page fully outside i_size? (truncate in progress) */ - if (unlikely(page->index >= (i_size + PAGE_CACHE_SIZE - 1) >> - PAGE_CACHE_SHIFT)) { - zero_user(page, 0, PAGE_CACHE_SIZE); + if (unlikely(page->index >= (i_size + PAGE_SIZE - 1) >> + PAGE_SHIFT)) { + zero_user(page, 0, PAGE_SIZE); ntfs_debug("Read outside i_size - truncated?"); goto done; } @@ -463,7 +463,7 @@ static int ntfs_readpage(struct file *file, struct page *page) * ok to ignore the compressed flag here. */ if (unlikely(page->index > 0)) { - zero_user(page, 0, PAGE_CACHE_SIZE); + zero_user(page, 0, PAGE_SIZE); goto done; } if (!NInoAttr(ni)) @@ -509,7 +509,7 @@ static int ntfs_readpage(struct file *file, struct page *page) le16_to_cpu(ctx->attr->data.resident.value_offset), attr_len); /* Zero the remainder of the page. */ - memset(addr + attr_len, 0, PAGE_CACHE_SIZE - attr_len); + memset(addr + attr_len, 0, PAGE_SIZE - attr_len); flush_dcache_page(page); kunmap_atomic(addr); put_unm_err_out: @@ -599,7 +599,7 @@ static int ntfs_write_block(struct page *page, struct writeback_control *wbc) /* NOTE: Different naming scheme to ntfs_read_block()! */ /* The first block in the page. */ - block = (s64)page->index << (PAGE_CACHE_SHIFT - blocksize_bits); + block = (s64)page->index << (PAGE_SHIFT - blocksize_bits); read_lock_irqsave(&ni->size_lock, flags); i_size = i_size_read(vi); @@ -674,7 +674,7 @@ static int ntfs_write_block(struct page *page, struct writeback_control *wbc) // in the inode. // Again, for each page do: // __set_page_dirty_buffers(); - // page_cache_release() + // put_page() // We don't need to wait on the writes. // Update iblock. } @@ -925,7 +925,7 @@ static int ntfs_write_mst_block(struct page *page, ntfs_volume *vol = ni->vol; u8 *kaddr; unsigned int rec_size = ni->itype.index.block_size; - ntfs_inode *locked_nis[PAGE_CACHE_SIZE / rec_size]; + ntfs_inode *locked_nis[PAGE_SIZE / rec_size]; struct buffer_head *bh, *head, *tbh, *rec_start_bh; struct buffer_head *bhs[MAX_BUF_PER_PAGE]; runlist_element *rl; @@ -949,7 +949,7 @@ static int ntfs_write_mst_block(struct page *page, (NInoAttr(ni) && ni->type == AT_INDEX_ALLOCATION))); bh_size = vol->sb->s_blocksize; bh_size_bits = vol->sb->s_blocksize_bits; - max_bhs = PAGE_CACHE_SIZE / bh_size; + max_bhs = PAGE_SIZE / bh_size; BUG_ON(!max_bhs); BUG_ON(max_bhs > MAX_BUF_PER_PAGE); @@ -961,13 +961,13 @@ static int ntfs_write_mst_block(struct page *page, BUG_ON(!bh); rec_size_bits = ni->itype.index.block_size_bits; - BUG_ON(!(PAGE_CACHE_SIZE >> rec_size_bits)); + BUG_ON(!(PAGE_SIZE >> rec_size_bits)); bhs_per_rec = rec_size >> bh_size_bits; BUG_ON(!bhs_per_rec); /* The first block in the page. */ rec_block = block = (sector_t)page->index << - (PAGE_CACHE_SHIFT - bh_size_bits); + (PAGE_SHIFT - bh_size_bits); /* The first out of bounds block for the data size. */ dblock = (i_size_read(vi) + bh_size - 1) >> bh_size_bits; @@ -1133,7 +1133,7 @@ static int ntfs_write_mst_block(struct page *page, unsigned long mft_no; /* Get the mft record number. */ - mft_no = (((s64)page->index << PAGE_CACHE_SHIFT) + ofs) + mft_no = (((s64)page->index << PAGE_SHIFT) + ofs) >> rec_size_bits; /* Check whether to write this mft record. */ tni = NULL; @@ -1249,7 +1249,7 @@ static int ntfs_write_mst_block(struct page *page, continue; ofs = bh_offset(tbh); /* Get the mft record number. */ - mft_no = (((s64)page->index << PAGE_CACHE_SHIFT) + ofs) + mft_no = (((s64)page->index << PAGE_SHIFT) + ofs) >> rec_size_bits; if (mft_no < vol->mftmirr_size) ntfs_sync_mft_mirror(vol, mft_no, @@ -1300,7 +1300,7 @@ static int ntfs_write_mst_block(struct page *page, * Set page error if there is only one ntfs record in the page. * Otherwise we would loose per-record granularity. */ - if (ni->itype.index.block_size == PAGE_CACHE_SIZE) + if (ni->itype.index.block_size == PAGE_SIZE) SetPageError(page); NVolSetErrors(vol); } @@ -1308,7 +1308,7 @@ static int ntfs_write_mst_block(struct page *page, ntfs_debug("Page still contains one or more dirty ntfs " "records. Redirtying the page starting at " "record 0x%lx.", page->index << - (PAGE_CACHE_SHIFT - rec_size_bits)); + (PAGE_SHIFT - rec_size_bits)); redirty_page_for_writepage(wbc, page); unlock_page(page); } else { @@ -1365,13 +1365,13 @@ static int ntfs_writepage(struct page *page, struct writeback_control *wbc) BUG_ON(!PageLocked(page)); i_size = i_size_read(vi); /* Is the page fully outside i_size? (truncate in progress) */ - if (unlikely(page->index >= (i_size + PAGE_CACHE_SIZE - 1) >> - PAGE_CACHE_SHIFT)) { + if (unlikely(page->index >= (i_size + PAGE_SIZE - 1) >> + PAGE_SHIFT)) { /* * The page may have dirty, unmapped buffers. Make them * freeable here, so the page does not leak. */ - block_invalidatepage(page, 0, PAGE_CACHE_SIZE); + block_invalidatepage(page, 0, PAGE_SIZE); unlock_page(page); ntfs_debug("Write outside i_size - truncated?"); return 0; @@ -1414,10 +1414,10 @@ static int ntfs_writepage(struct page *page, struct writeback_control *wbc) /* NInoNonResident() == NInoIndexAllocPresent() */ if (NInoNonResident(ni)) { /* We have to zero every time due to mmap-at-end-of-file. */ - if (page->index >= (i_size >> PAGE_CACHE_SHIFT)) { + if (page->index >= (i_size >> PAGE_SHIFT)) { /* The page straddles i_size. */ - unsigned int ofs = i_size & ~PAGE_CACHE_MASK; - zero_user_segment(page, ofs, PAGE_CACHE_SIZE); + unsigned int ofs = i_size & ~PAGE_MASK; + zero_user_segment(page, ofs, PAGE_SIZE); } /* Handle mst protected attributes. */ if (NInoMstProtected(ni)) @@ -1500,7 +1500,7 @@ static int ntfs_writepage(struct page *page, struct writeback_control *wbc) le16_to_cpu(ctx->attr->data.resident.value_offset), addr, attr_len); /* Zero out of bounds area in the page cache page. */ - memset(addr + attr_len, 0, PAGE_CACHE_SIZE - attr_len); + memset(addr + attr_len, 0, PAGE_SIZE - attr_len); kunmap_atomic(addr); flush_dcache_page(page); flush_dcache_mft_record_page(ctx->ntfs_ino); diff --git a/fs/ntfs/aops.h b/fs/ntfs/aops.h index caecc58f529c90e06f55bb5415fbe19b0995dac3..820d6eabf60f0c5159734be5ce94cc974b880189 100644 --- a/fs/ntfs/aops.h +++ b/fs/ntfs/aops.h @@ -40,7 +40,7 @@ static inline void ntfs_unmap_page(struct page *page) { kunmap(page); - page_cache_release(page); + put_page(page); } /** @@ -49,7 +49,7 @@ static inline void ntfs_unmap_page(struct page *page) * @index: index into the page cache for @mapping of the page to map * * Read a page from the page cache of the address space @mapping at position - * @index, where @index is in units of PAGE_CACHE_SIZE, and not in bytes. + * @index, where @index is in units of PAGE_SIZE, and not in bytes. * * If the page is not in memory it is loaded from disk first using the readpage * method defined in the address space operations of @mapping and the page is diff --git a/fs/ntfs/attrib.c b/fs/ntfs/attrib.c index 250ed5b20c8fbed1b9afcf19154a088983986527..44a39a099b54e368ab074b0c26248fdd25735273 100644 --- a/fs/ntfs/attrib.c +++ b/fs/ntfs/attrib.c @@ -152,7 +152,7 @@ int ntfs_map_runlist_nolock(ntfs_inode *ni, VCN vcn, ntfs_attr_search_ctx *ctx) if (old_ctx.base_ntfs_ino && old_ctx.ntfs_ino != old_ctx.base_ntfs_ino) { put_this_page = old_ctx.ntfs_ino->page; - page_cache_get(put_this_page); + get_page(put_this_page); } /* * Reinitialize the search context so we can lookup the @@ -275,7 +275,7 @@ int ntfs_map_runlist_nolock(ntfs_inode *ni, VCN vcn, ntfs_attr_search_ctx *ctx) * the pieces anyway. */ if (put_this_page) - page_cache_release(put_this_page); + put_page(put_this_page); } return err; } @@ -1660,7 +1660,7 @@ int ntfs_attr_make_non_resident(ntfs_inode *ni, const u32 data_size) memcpy(kaddr, (u8*)a + le16_to_cpu(a->data.resident.value_offset), attr_size); - memset(kaddr + attr_size, 0, PAGE_CACHE_SIZE - attr_size); + memset(kaddr + attr_size, 0, PAGE_SIZE - attr_size); kunmap_atomic(kaddr); flush_dcache_page(page); SetPageUptodate(page); @@ -1748,7 +1748,7 @@ int ntfs_attr_make_non_resident(ntfs_inode *ni, const u32 data_size) if (page) { set_page_dirty(page); unlock_page(page); - page_cache_release(page); + put_page(page); } ntfs_debug("Done."); return 0; @@ -1835,7 +1835,7 @@ int ntfs_attr_make_non_resident(ntfs_inode *ni, const u32 data_size) ntfs_free(rl); page_err_out: unlock_page(page); - page_cache_release(page); + put_page(page); } if (err == -EINVAL) err = -EIO; @@ -2513,17 +2513,17 @@ int ntfs_attr_set(ntfs_inode *ni, const s64 ofs, const s64 cnt, const u8 val) BUG_ON(NInoEncrypted(ni)); mapping = VFS_I(ni)->i_mapping; /* Work out the starting index and page offset. */ - idx = ofs >> PAGE_CACHE_SHIFT; - start_ofs = ofs & ~PAGE_CACHE_MASK; + idx = ofs >> PAGE_SHIFT; + start_ofs = ofs & ~PAGE_MASK; /* Work out the ending index and page offset. */ end = ofs + cnt; - end_ofs = end & ~PAGE_CACHE_MASK; + end_ofs = end & ~PAGE_MASK; /* If the end is outside the inode size return -ESPIPE. */ if (unlikely(end > i_size_read(VFS_I(ni)))) { ntfs_error(vol->sb, "Request exceeds end of attribute."); return -ESPIPE; } - end >>= PAGE_CACHE_SHIFT; + end >>= PAGE_SHIFT; /* If there is a first partial page, need to do it the slow way. */ if (start_ofs) { page = read_mapping_page(mapping, idx, NULL); @@ -2536,7 +2536,7 @@ int ntfs_attr_set(ntfs_inode *ni, const s64 ofs, const s64 cnt, const u8 val) * If the last page is the same as the first page, need to * limit the write to the end offset. */ - size = PAGE_CACHE_SIZE; + size = PAGE_SIZE; if (idx == end) size = end_ofs; kaddr = kmap_atomic(page); @@ -2544,7 +2544,7 @@ int ntfs_attr_set(ntfs_inode *ni, const s64 ofs, const s64 cnt, const u8 val) flush_dcache_page(page); kunmap_atomic(kaddr); set_page_dirty(page); - page_cache_release(page); + put_page(page); balance_dirty_pages_ratelimited(mapping); cond_resched(); if (idx == end) @@ -2561,7 +2561,7 @@ int ntfs_attr_set(ntfs_inode *ni, const s64 ofs, const s64 cnt, const u8 val) return -ENOMEM; } kaddr = kmap_atomic(page); - memset(kaddr, val, PAGE_CACHE_SIZE); + memset(kaddr, val, PAGE_SIZE); flush_dcache_page(page); kunmap_atomic(kaddr); /* @@ -2585,7 +2585,7 @@ int ntfs_attr_set(ntfs_inode *ni, const s64 ofs, const s64 cnt, const u8 val) set_page_dirty(page); /* Finally unlock and release the page. */ unlock_page(page); - page_cache_release(page); + put_page(page); balance_dirty_pages_ratelimited(mapping); cond_resched(); } @@ -2602,7 +2602,7 @@ int ntfs_attr_set(ntfs_inode *ni, const s64 ofs, const s64 cnt, const u8 val) flush_dcache_page(page); kunmap_atomic(kaddr); set_page_dirty(page); - page_cache_release(page); + put_page(page); balance_dirty_pages_ratelimited(mapping); cond_resched(); } diff --git a/fs/ntfs/bitmap.c b/fs/ntfs/bitmap.c index 0809cf876098965fcd33d472201491bb7796403c..ec130c588d2b62d95fd927355579dc7015abd039 100644 --- a/fs/ntfs/bitmap.c +++ b/fs/ntfs/bitmap.c @@ -67,8 +67,8 @@ int __ntfs_bitmap_set_bits_in_run(struct inode *vi, const s64 start_bit, * Calculate the indices for the pages containing the first and last * bits, i.e. @start_bit and @start_bit + @cnt - 1, respectively. */ - index = start_bit >> (3 + PAGE_CACHE_SHIFT); - end_index = (start_bit + cnt - 1) >> (3 + PAGE_CACHE_SHIFT); + index = start_bit >> (3 + PAGE_SHIFT); + end_index = (start_bit + cnt - 1) >> (3 + PAGE_SHIFT); /* Get the page containing the first bit (@start_bit). */ mapping = vi->i_mapping; @@ -82,7 +82,7 @@ int __ntfs_bitmap_set_bits_in_run(struct inode *vi, const s64 start_bit, kaddr = page_address(page); /* Set @pos to the position of the byte containing @start_bit. */ - pos = (start_bit >> 3) & ~PAGE_CACHE_MASK; + pos = (start_bit >> 3) & ~PAGE_MASK; /* Calculate the position of @start_bit in the first byte. */ bit = start_bit & 7; @@ -108,7 +108,7 @@ int __ntfs_bitmap_set_bits_in_run(struct inode *vi, const s64 start_bit, * Depending on @value, modify all remaining whole bytes in the page up * to @cnt. */ - len = min_t(s64, cnt >> 3, PAGE_CACHE_SIZE - pos); + len = min_t(s64, cnt >> 3, PAGE_SIZE - pos); memset(kaddr + pos, value ? 0xff : 0, len); cnt -= len << 3; @@ -132,7 +132,7 @@ int __ntfs_bitmap_set_bits_in_run(struct inode *vi, const s64 start_bit, * Depending on @value, modify all remaining whole bytes in the * page up to @cnt. */ - len = min_t(s64, cnt >> 3, PAGE_CACHE_SIZE); + len = min_t(s64, cnt >> 3, PAGE_SIZE); memset(kaddr, value ? 0xff : 0, len); cnt -= len << 3; } diff --git a/fs/ntfs/compress.c b/fs/ntfs/compress.c index f82498c35e78a08a0758767be54f5d28854d7d8d..f2b5e746f49b747c5c968fbf09d1a09dbd116269 100644 --- a/fs/ntfs/compress.c +++ b/fs/ntfs/compress.c @@ -104,16 +104,12 @@ static void zero_partial_compressed_page(struct page *page, unsigned int kp_ofs; ntfs_debug("Zeroing page region outside initialized size."); - if (((s64)page->index << PAGE_CACHE_SHIFT) >= initialized_size) { - /* - * FIXME: Using clear_page() will become wrong when we get - * PAGE_CACHE_SIZE != PAGE_SIZE but for now there is no problem. - */ + if (((s64)page->index << PAGE_SHIFT) >= initialized_size) { clear_page(kp); return; } - kp_ofs = initialized_size & ~PAGE_CACHE_MASK; - memset(kp + kp_ofs, 0, PAGE_CACHE_SIZE - kp_ofs); + kp_ofs = initialized_size & ~PAGE_MASK; + memset(kp + kp_ofs, 0, PAGE_SIZE - kp_ofs); return; } @@ -123,7 +119,7 @@ static void zero_partial_compressed_page(struct page *page, static inline void handle_bounds_compressed_page(struct page *page, const loff_t i_size, const s64 initialized_size) { - if ((page->index >= (initialized_size >> PAGE_CACHE_SHIFT)) && + if ((page->index >= (initialized_size >> PAGE_SHIFT)) && (initialized_size < i_size)) zero_partial_compressed_page(page, initialized_size); return; @@ -160,7 +156,7 @@ static inline void handle_bounds_compressed_page(struct page *page, * @xpage_done indicates whether the target page (@dest_pages[@xpage]) was * completed during the decompression of the compression block (@cb_start). * - * Warning: This function *REQUIRES* PAGE_CACHE_SIZE >= 4096 or it will blow up + * Warning: This function *REQUIRES* PAGE_SIZE >= 4096 or it will blow up * unpredicatbly! You have been warned! * * Note to hackers: This function may not sleep until it has finished accessing @@ -241,7 +237,7 @@ static int ntfs_decompress(struct page *dest_pages[], int *dest_index, if (di == xpage) *xpage_done = 1; else - page_cache_release(dp); + put_page(dp); dest_pages[di] = NULL; } } @@ -274,7 +270,7 @@ static int ntfs_decompress(struct page *dest_pages[], int *dest_index, cb = cb_sb_end; /* Advance destination position to next sub-block. */ - *dest_ofs = (*dest_ofs + NTFS_SB_SIZE) & ~PAGE_CACHE_MASK; + *dest_ofs = (*dest_ofs + NTFS_SB_SIZE) & ~PAGE_MASK; if (!*dest_ofs && (++*dest_index > dest_max_index)) goto return_overflow; goto do_next_sb; @@ -301,7 +297,7 @@ static int ntfs_decompress(struct page *dest_pages[], int *dest_index, /* Advance destination position to next sub-block. */ *dest_ofs += NTFS_SB_SIZE; - if (!(*dest_ofs &= ~PAGE_CACHE_MASK)) { + if (!(*dest_ofs &= ~PAGE_MASK)) { finalize_page: /* * First stage: add current page index to array of @@ -335,7 +331,7 @@ static int ntfs_decompress(struct page *dest_pages[], int *dest_index, *dest_ofs += nr_bytes; } /* We have finished the current sub-block. */ - if (!(*dest_ofs &= ~PAGE_CACHE_MASK)) + if (!(*dest_ofs &= ~PAGE_MASK)) goto finalize_page; goto do_next_sb; } @@ -462,7 +458,7 @@ static int ntfs_decompress(struct page *dest_pages[], int *dest_index, * have been written to so that we would lose data if we were to just overwrite * them with the out-of-date uncompressed data. * - * FIXME: For PAGE_CACHE_SIZE > cb_size we are not doing the Right Thing(TM) at + * FIXME: For PAGE_SIZE > cb_size we are not doing the Right Thing(TM) at * the end of the file I think. We need to detect this case and zero the out * of bounds remainder of the page in question and mark it as handled. At the * moment we would just return -EIO on such a page. This bug will only become @@ -470,7 +466,7 @@ static int ntfs_decompress(struct page *dest_pages[], int *dest_index, * clusters so is probably not going to be seen by anyone. Still this should * be fixed. (AIA) * - * FIXME: Again for PAGE_CACHE_SIZE > cb_size we are screwing up both in + * FIXME: Again for PAGE_SIZE > cb_size we are screwing up both in * handling sparse and compressed cbs. (AIA) * * FIXME: At the moment we don't do any zeroing out in the case that @@ -497,14 +493,14 @@ int ntfs_read_compressed_block(struct page *page) u64 cb_size_mask = cb_size - 1UL; VCN vcn; LCN lcn; - /* The first wanted vcn (minimum alignment is PAGE_CACHE_SIZE). */ - VCN start_vcn = (((s64)index << PAGE_CACHE_SHIFT) & ~cb_size_mask) >> + /* The first wanted vcn (minimum alignment is PAGE_SIZE). */ + VCN start_vcn = (((s64)index << PAGE_SHIFT) & ~cb_size_mask) >> vol->cluster_size_bits; /* * The first vcn after the last wanted vcn (minimum alignment is again - * PAGE_CACHE_SIZE. + * PAGE_SIZE. */ - VCN end_vcn = ((((s64)(index + 1UL) << PAGE_CACHE_SHIFT) + cb_size - 1) + VCN end_vcn = ((((s64)(index + 1UL) << PAGE_SHIFT) + cb_size - 1) & ~cb_size_mask) >> vol->cluster_size_bits; /* Number of compression blocks (cbs) in the wanted vcn range. */ unsigned int nr_cbs = (end_vcn - start_vcn) << vol->cluster_size_bits @@ -515,7 +511,7 @@ int ntfs_read_compressed_block(struct page *page) * guarantees of start_vcn and end_vcn, no need to round up here. */ unsigned int nr_pages = (end_vcn - start_vcn) << - vol->cluster_size_bits >> PAGE_CACHE_SHIFT; + vol->cluster_size_bits >> PAGE_SHIFT; unsigned int xpage, max_page, cur_page, cur_ofs, i; unsigned int cb_clusters, cb_max_ofs; int block, max_block, cb_max_page, bhs_size, nr_bhs, err = 0; @@ -549,7 +545,7 @@ int ntfs_read_compressed_block(struct page *page) * We have already been given one page, this is the one we must do. * Once again, the alignment guarantees keep it simple. */ - offset = start_vcn << vol->cluster_size_bits >> PAGE_CACHE_SHIFT; + offset = start_vcn << vol->cluster_size_bits >> PAGE_SHIFT; xpage = index - offset; pages[xpage] = page; /* @@ -560,13 +556,13 @@ int ntfs_read_compressed_block(struct page *page) i_size = i_size_read(VFS_I(ni)); initialized_size = ni->initialized_size; read_unlock_irqrestore(&ni->size_lock, flags); - max_page = ((i_size + PAGE_CACHE_SIZE - 1) >> PAGE_CACHE_SHIFT) - + max_page = ((i_size + PAGE_SIZE - 1) >> PAGE_SHIFT) - offset; /* Is the page fully outside i_size? (truncate in progress) */ if (xpage >= max_page) { kfree(bhs); kfree(pages); - zero_user(page, 0, PAGE_CACHE_SIZE); + zero_user(page, 0, PAGE_SIZE); ntfs_debug("Compressed read outside i_size - truncated?"); SetPageUptodate(page); unlock_page(page); @@ -591,7 +587,7 @@ int ntfs_read_compressed_block(struct page *page) continue; } unlock_page(page); - page_cache_release(page); + put_page(page); pages[i] = NULL; } } @@ -735,9 +731,9 @@ int ntfs_read_compressed_block(struct page *page) ntfs_debug("Successfully read the compression block."); /* The last page and maximum offset within it for the current cb. */ - cb_max_page = (cur_page << PAGE_CACHE_SHIFT) + cur_ofs + cb_size; - cb_max_ofs = cb_max_page & ~PAGE_CACHE_MASK; - cb_max_page >>= PAGE_CACHE_SHIFT; + cb_max_page = (cur_page << PAGE_SHIFT) + cur_ofs + cb_size; + cb_max_ofs = cb_max_page & ~PAGE_MASK; + cb_max_page >>= PAGE_SHIFT; /* Catch end of file inside a compression block. */ if (cb_max_page > max_page) @@ -753,16 +749,11 @@ int ntfs_read_compressed_block(struct page *page) for (; cur_page < cb_max_page; cur_page++) { page = pages[cur_page]; if (page) { - /* - * FIXME: Using clear_page() will become wrong - * when we get PAGE_CACHE_SIZE != PAGE_SIZE but - * for now there is no problem. - */ if (likely(!cur_ofs)) clear_page(page_address(page)); else memset(page_address(page) + cur_ofs, 0, - PAGE_CACHE_SIZE - + PAGE_SIZE - cur_ofs); flush_dcache_page(page); kunmap(page); @@ -771,10 +762,10 @@ int ntfs_read_compressed_block(struct page *page) if (cur_page == xpage) xpage_done = 1; else - page_cache_release(page); + put_page(page); pages[cur_page] = NULL; } - cb_pos += PAGE_CACHE_SIZE - cur_ofs; + cb_pos += PAGE_SIZE - cur_ofs; cur_ofs = 0; if (cb_pos >= cb_end) break; @@ -807,7 +798,7 @@ int ntfs_read_compressed_block(struct page *page) * synchronous io for the majority of pages. * Or if we choose not to do the read-ahead/-behind stuff, we * could just return block_read_full_page(pages[xpage]) as long - * as PAGE_CACHE_SIZE <= cb_size. + * as PAGE_SIZE <= cb_size. */ if (cb_max_ofs) cb_max_page--; @@ -816,8 +807,8 @@ int ntfs_read_compressed_block(struct page *page) page = pages[cur_page]; if (page) memcpy(page_address(page) + cur_ofs, cb_pos, - PAGE_CACHE_SIZE - cur_ofs); - cb_pos += PAGE_CACHE_SIZE - cur_ofs; + PAGE_SIZE - cur_ofs); + cb_pos += PAGE_SIZE - cur_ofs; cur_ofs = 0; if (cb_pos >= cb_end) break; @@ -850,10 +841,10 @@ int ntfs_read_compressed_block(struct page *page) if (cur2_page == xpage) xpage_done = 1; else - page_cache_release(page); + put_page(page); pages[cur2_page] = NULL; } - cb_pos2 += PAGE_CACHE_SIZE - cur_ofs2; + cb_pos2 += PAGE_SIZE - cur_ofs2; cur_ofs2 = 0; if (cb_pos2 >= cb_end) break; @@ -884,7 +875,7 @@ int ntfs_read_compressed_block(struct page *page) kunmap(page); unlock_page(page); if (prev_cur_page != xpage) - page_cache_release(page); + put_page(page); pages[prev_cur_page] = NULL; } } @@ -914,7 +905,7 @@ int ntfs_read_compressed_block(struct page *page) kunmap(page); unlock_page(page); if (cur_page != xpage) - page_cache_release(page); + put_page(page); pages[cur_page] = NULL; } } @@ -961,7 +952,7 @@ int ntfs_read_compressed_block(struct page *page) kunmap(page); unlock_page(page); if (i != xpage) - page_cache_release(page); + put_page(page); } } kfree(pages); diff --git a/fs/ntfs/dir.c b/fs/ntfs/dir.c index b2eff5816adc3e915f03665c4b283f116a7b1eab..a1861357900127e19182932c39322c55d17fe5fe 100644 --- a/fs/ntfs/dir.c +++ b/fs/ntfs/dir.c @@ -315,11 +315,11 @@ MFT_REF ntfs_lookup_inode_by_name(ntfs_inode *dir_ni, const ntfschar *uname, descend_into_child_node: /* * Convert vcn to index into the index allocation attribute in units - * of PAGE_CACHE_SIZE and map the page cache page, reading it from + * of PAGE_SIZE and map the page cache page, reading it from * disk if necessary. */ page = ntfs_map_page(ia_mapping, vcn << - dir_ni->itype.index.vcn_size_bits >> PAGE_CACHE_SHIFT); + dir_ni->itype.index.vcn_size_bits >> PAGE_SHIFT); if (IS_ERR(page)) { ntfs_error(sb, "Failed to map directory index page, error %ld.", -PTR_ERR(page)); @@ -331,9 +331,9 @@ MFT_REF ntfs_lookup_inode_by_name(ntfs_inode *dir_ni, const ntfschar *uname, fast_descend_into_child_node: /* Get to the index allocation block. */ ia = (INDEX_ALLOCATION*)(kaddr + ((vcn << - dir_ni->itype.index.vcn_size_bits) & ~PAGE_CACHE_MASK)); + dir_ni->itype.index.vcn_size_bits) & ~PAGE_MASK)); /* Bounds checks. */ - if ((u8*)ia < kaddr || (u8*)ia > kaddr + PAGE_CACHE_SIZE) { + if ((u8*)ia < kaddr || (u8*)ia > kaddr + PAGE_SIZE) { ntfs_error(sb, "Out of bounds check failed. Corrupt directory " "inode 0x%lx or driver bug.", dir_ni->mft_no); goto unm_err_out; @@ -366,7 +366,7 @@ MFT_REF ntfs_lookup_inode_by_name(ntfs_inode *dir_ni, const ntfschar *uname, goto unm_err_out; } index_end = (u8*)ia + dir_ni->itype.index.block_size; - if (index_end > kaddr + PAGE_CACHE_SIZE) { + if (index_end > kaddr + PAGE_SIZE) { ntfs_error(sb, "Index buffer (VCN 0x%llx) of directory inode " "0x%lx crosses page boundary. Impossible! " "Cannot access! This is probably a bug in the " @@ -559,9 +559,9 @@ MFT_REF ntfs_lookup_inode_by_name(ntfs_inode *dir_ni, const ntfschar *uname, /* If vcn is in the same page cache page as old_vcn we * recycle the mapped page. */ if (old_vcn << vol->cluster_size_bits >> - PAGE_CACHE_SHIFT == vcn << + PAGE_SHIFT == vcn << vol->cluster_size_bits >> - PAGE_CACHE_SHIFT) + PAGE_SHIFT) goto fast_descend_into_child_node; unlock_page(page); ntfs_unmap_page(page); @@ -793,11 +793,11 @@ u64 ntfs_lookup_inode_by_name(ntfs_inode *dir_ni, const ntfschar *uname, descend_into_child_node: /* * Convert vcn to index into the index allocation attribute in units - * of PAGE_CACHE_SIZE and map the page cache page, reading it from + * of PAGE_SIZE and map the page cache page, reading it from * disk if necessary. */ page = ntfs_map_page(ia_mapping, vcn << - dir_ni->itype.index.vcn_size_bits >> PAGE_CACHE_SHIFT); + dir_ni->itype.index.vcn_size_bits >> PAGE_SHIFT); if (IS_ERR(page)) { ntfs_error(sb, "Failed to map directory index page, error %ld.", -PTR_ERR(page)); @@ -809,9 +809,9 @@ u64 ntfs_lookup_inode_by_name(ntfs_inode *dir_ni, const ntfschar *uname, fast_descend_into_child_node: /* Get to the index allocation block. */ ia = (INDEX_ALLOCATION*)(kaddr + ((vcn << - dir_ni->itype.index.vcn_size_bits) & ~PAGE_CACHE_MASK)); + dir_ni->itype.index.vcn_size_bits) & ~PAGE_MASK)); /* Bounds checks. */ - if ((u8*)ia < kaddr || (u8*)ia > kaddr + PAGE_CACHE_SIZE) { + if ((u8*)ia < kaddr || (u8*)ia > kaddr + PAGE_SIZE) { ntfs_error(sb, "Out of bounds check failed. Corrupt directory " "inode 0x%lx or driver bug.", dir_ni->mft_no); goto unm_err_out; @@ -844,7 +844,7 @@ u64 ntfs_lookup_inode_by_name(ntfs_inode *dir_ni, const ntfschar *uname, goto unm_err_out; } index_end = (u8*)ia + dir_ni->itype.index.block_size; - if (index_end > kaddr + PAGE_CACHE_SIZE) { + if (index_end > kaddr + PAGE_SIZE) { ntfs_error(sb, "Index buffer (VCN 0x%llx) of directory inode " "0x%lx crosses page boundary. Impossible! " "Cannot access! This is probably a bug in the " @@ -968,9 +968,9 @@ u64 ntfs_lookup_inode_by_name(ntfs_inode *dir_ni, const ntfschar *uname, /* If vcn is in the same page cache page as old_vcn we * recycle the mapped page. */ if (old_vcn << vol->cluster_size_bits >> - PAGE_CACHE_SHIFT == vcn << + PAGE_SHIFT == vcn << vol->cluster_size_bits >> - PAGE_CACHE_SHIFT) + PAGE_SHIFT) goto fast_descend_into_child_node; unlock_page(page); ntfs_unmap_page(page); @@ -1246,15 +1246,15 @@ static int ntfs_readdir(struct file *file, struct dir_context *actor) goto iput_err_out; } /* Get the starting bit position in the current bitmap page. */ - cur_bmp_pos = bmp_pos & ((PAGE_CACHE_SIZE * 8) - 1); - bmp_pos &= ~(u64)((PAGE_CACHE_SIZE * 8) - 1); + cur_bmp_pos = bmp_pos & ((PAGE_SIZE * 8) - 1); + bmp_pos &= ~(u64)((PAGE_SIZE * 8) - 1); get_next_bmp_page: ntfs_debug("Reading bitmap with page index 0x%llx, bit ofs 0x%llx", - (unsigned long long)bmp_pos >> (3 + PAGE_CACHE_SHIFT), + (unsigned long long)bmp_pos >> (3 + PAGE_SHIFT), (unsigned long long)bmp_pos & - (unsigned long long)((PAGE_CACHE_SIZE * 8) - 1)); + (unsigned long long)((PAGE_SIZE * 8) - 1)); bmp_page = ntfs_map_page(bmp_mapping, - bmp_pos >> (3 + PAGE_CACHE_SHIFT)); + bmp_pos >> (3 + PAGE_SHIFT)); if (IS_ERR(bmp_page)) { ntfs_error(sb, "Reading index bitmap failed."); err = PTR_ERR(bmp_page); @@ -1270,9 +1270,9 @@ static int ntfs_readdir(struct file *file, struct dir_context *actor) * If we have reached the end of the bitmap page, get the next * page, and put away the old one. */ - if (unlikely((cur_bmp_pos >> 3) >= PAGE_CACHE_SIZE)) { + if (unlikely((cur_bmp_pos >> 3) >= PAGE_SIZE)) { ntfs_unmap_page(bmp_page); - bmp_pos += PAGE_CACHE_SIZE * 8; + bmp_pos += PAGE_SIZE * 8; cur_bmp_pos = 0; goto get_next_bmp_page; } @@ -1285,8 +1285,8 @@ static int ntfs_readdir(struct file *file, struct dir_context *actor) ntfs_debug("Handling index buffer 0x%llx.", (unsigned long long)bmp_pos + cur_bmp_pos); /* If the current index buffer is in the same page we reuse the page. */ - if ((prev_ia_pos & (s64)PAGE_CACHE_MASK) != - (ia_pos & (s64)PAGE_CACHE_MASK)) { + if ((prev_ia_pos & (s64)PAGE_MASK) != + (ia_pos & (s64)PAGE_MASK)) { prev_ia_pos = ia_pos; if (likely(ia_page != NULL)) { unlock_page(ia_page); @@ -1296,7 +1296,7 @@ static int ntfs_readdir(struct file *file, struct dir_context *actor) * Map the page cache page containing the current ia_pos, * reading it from disk if necessary. */ - ia_page = ntfs_map_page(ia_mapping, ia_pos >> PAGE_CACHE_SHIFT); + ia_page = ntfs_map_page(ia_mapping, ia_pos >> PAGE_SHIFT); if (IS_ERR(ia_page)) { ntfs_error(sb, "Reading index allocation data failed."); err = PTR_ERR(ia_page); @@ -1307,10 +1307,10 @@ static int ntfs_readdir(struct file *file, struct dir_context *actor) kaddr = (u8*)page_address(ia_page); } /* Get the current index buffer. */ - ia = (INDEX_ALLOCATION*)(kaddr + (ia_pos & ~PAGE_CACHE_MASK & - ~(s64)(ndir->itype.index.block_size - 1))); + ia = (INDEX_ALLOCATION*)(kaddr + (ia_pos & ~PAGE_MASK & + ~(s64)(ndir->itype.index.block_size - 1))); /* Bounds checks. */ - if (unlikely((u8*)ia < kaddr || (u8*)ia > kaddr + PAGE_CACHE_SIZE)) { + if (unlikely((u8*)ia < kaddr || (u8*)ia > kaddr + PAGE_SIZE)) { ntfs_error(sb, "Out of bounds check failed. Corrupt directory " "inode 0x%lx or driver bug.", vdir->i_ino); goto err_out; @@ -1348,7 +1348,7 @@ static int ntfs_readdir(struct file *file, struct dir_context *actor) goto err_out; } index_end = (u8*)ia + ndir->itype.index.block_size; - if (unlikely(index_end > kaddr + PAGE_CACHE_SIZE)) { + if (unlikely(index_end > kaddr + PAGE_SIZE)) { ntfs_error(sb, "Index buffer (VCN 0x%llx) of directory inode " "0x%lx crosses page boundary. Impossible! " "Cannot access! This is probably a bug in the " diff --git a/fs/ntfs/file.c b/fs/ntfs/file.c index bed4d427dfaee110c7da84c70f32c673fbdc80aa..91117ada8528b0090befaeed2fa1ef7c7d38a787 100644 --- a/fs/ntfs/file.c +++ b/fs/ntfs/file.c @@ -220,8 +220,8 @@ static int ntfs_attr_extend_initialized(ntfs_inode *ni, const s64 new_init_size) m = NULL; } mapping = vi->i_mapping; - index = old_init_size >> PAGE_CACHE_SHIFT; - end_index = (new_init_size + PAGE_CACHE_SIZE - 1) >> PAGE_CACHE_SHIFT; + index = old_init_size >> PAGE_SHIFT; + end_index = (new_init_size + PAGE_SIZE - 1) >> PAGE_SHIFT; do { /* * Read the page. If the page is not present, this will zero @@ -233,7 +233,7 @@ static int ntfs_attr_extend_initialized(ntfs_inode *ni, const s64 new_init_size) goto init_err_out; } if (unlikely(PageError(page))) { - page_cache_release(page); + put_page(page); err = -EIO; goto init_err_out; } @@ -242,13 +242,13 @@ static int ntfs_attr_extend_initialized(ntfs_inode *ni, const s64 new_init_size) * enough to make ntfs_writepage() work. */ write_lock_irqsave(&ni->size_lock, flags); - ni->initialized_size = (s64)(index + 1) << PAGE_CACHE_SHIFT; + ni->initialized_size = (s64)(index + 1) << PAGE_SHIFT; if (ni->initialized_size > new_init_size) ni->initialized_size = new_init_size; write_unlock_irqrestore(&ni->size_lock, flags); /* Set the page dirty so it gets written out. */ set_page_dirty(page); - page_cache_release(page); + put_page(page); /* * Play nice with the vm and the rest of the system. This is * very much needed as we can potentially be modifying the @@ -543,7 +543,7 @@ static inline int __ntfs_grab_cache_pages(struct address_space *mapping, err_out: while (nr > 0) { unlock_page(pages[--nr]); - page_cache_release(pages[nr]); + put_page(pages[nr]); } goto out; } @@ -573,7 +573,7 @@ static inline int ntfs_submit_bh_for_read(struct buffer_head *bh) * only partially being written to. * * If @nr_pages is greater than one, we are guaranteed that the cluster size is - * greater than PAGE_CACHE_SIZE, that all pages in @pages are entirely inside + * greater than PAGE_SIZE, that all pages in @pages are entirely inside * the same cluster and that they are the entirety of that cluster, and that * the cluster is sparse, i.e. we need to allocate a cluster to fill the hole. * @@ -653,7 +653,7 @@ static int ntfs_prepare_pages_for_non_resident_write(struct page **pages, u = 0; do_next_page: page = pages[u]; - bh_pos = (s64)page->index << PAGE_CACHE_SHIFT; + bh_pos = (s64)page->index << PAGE_SHIFT; bh = head = page_buffers(page); do { VCN cdelta; @@ -810,11 +810,11 @@ static int ntfs_prepare_pages_for_non_resident_write(struct page **pages, kaddr = kmap_atomic(page); if (bh_pos < pos) { - pofs = bh_pos & ~PAGE_CACHE_MASK; + pofs = bh_pos & ~PAGE_MASK; memset(kaddr + pofs, 0, pos - bh_pos); } if (bh_end > end) { - pofs = end & ~PAGE_CACHE_MASK; + pofs = end & ~PAGE_MASK; memset(kaddr + pofs, 0, bh_end - end); } kunmap_atomic(kaddr); @@ -942,7 +942,7 @@ static int ntfs_prepare_pages_for_non_resident_write(struct page **pages, * unmapped. This can only happen when the cluster size is * less than the page cache size. */ - if (unlikely(vol->cluster_size < PAGE_CACHE_SIZE)) { + if (unlikely(vol->cluster_size < PAGE_SIZE)) { bh_cend = (bh_end + vol->cluster_size - 1) >> vol->cluster_size_bits; if ((bh_cend <= cpos || bh_cpos >= cend)) { @@ -1208,7 +1208,7 @@ static int ntfs_prepare_pages_for_non_resident_write(struct page **pages, wait_on_buffer(bh); if (likely(buffer_uptodate(bh))) { page = bh->b_page; - bh_pos = ((s64)page->index << PAGE_CACHE_SHIFT) + + bh_pos = ((s64)page->index << PAGE_SHIFT) + bh_offset(bh); /* * If the buffer overflows the initialized size, need @@ -1350,7 +1350,7 @@ static int ntfs_prepare_pages_for_non_resident_write(struct page **pages, bh = head = page_buffers(page); do { if (u == nr_pages && - ((s64)page->index << PAGE_CACHE_SHIFT) + + ((s64)page->index << PAGE_SHIFT) + bh_offset(bh) >= end) break; if (!buffer_new(bh)) @@ -1422,7 +1422,7 @@ static inline int ntfs_commit_pages_after_non_resident_write( bool partial; page = pages[u]; - bh_pos = (s64)page->index << PAGE_CACHE_SHIFT; + bh_pos = (s64)page->index << PAGE_SHIFT; bh = head = page_buffers(page); partial = false; do { @@ -1639,7 +1639,7 @@ static int ntfs_commit_pages_after_write(struct page **pages, if (end < attr_len) memcpy(kaddr + end, kattr + end, attr_len - end); /* Zero the region outside the end of the attribute value. */ - memset(kaddr + attr_len, 0, PAGE_CACHE_SIZE - attr_len); + memset(kaddr + attr_len, 0, PAGE_SIZE - attr_len); flush_dcache_page(page); SetPageUptodate(page); } @@ -1706,7 +1706,7 @@ static size_t ntfs_copy_from_user_iter(struct page **pages, unsigned nr_pages, unsigned len, copied; do { - len = PAGE_CACHE_SIZE - ofs; + len = PAGE_SIZE - ofs; if (len > bytes) len = bytes; copied = iov_iter_copy_from_user_atomic(*pages, &data, ofs, @@ -1724,14 +1724,14 @@ static size_t ntfs_copy_from_user_iter(struct page **pages, unsigned nr_pages, return total; err: /* Zero the rest of the target like __copy_from_user(). */ - len = PAGE_CACHE_SIZE - copied; + len = PAGE_SIZE - copied; do { if (len > bytes) len = bytes; zero_user(*pages, copied, len); bytes -= len; copied = 0; - len = PAGE_CACHE_SIZE; + len = PAGE_SIZE; } while (++pages < last_page); goto out; } @@ -1787,8 +1787,8 @@ static ssize_t ntfs_perform_write(struct file *file, struct iov_iter *i, * attributes. */ nr_pages = 1; - if (vol->cluster_size > PAGE_CACHE_SIZE && NInoNonResident(ni)) - nr_pages = vol->cluster_size >> PAGE_CACHE_SHIFT; + if (vol->cluster_size > PAGE_SIZE && NInoNonResident(ni)) + nr_pages = vol->cluster_size >> PAGE_SHIFT; last_vcn = -1; do { VCN vcn; @@ -1796,9 +1796,9 @@ static ssize_t ntfs_perform_write(struct file *file, struct iov_iter *i, unsigned ofs, do_pages, u; size_t copied; - start_idx = idx = pos >> PAGE_CACHE_SHIFT; - ofs = pos & ~PAGE_CACHE_MASK; - bytes = PAGE_CACHE_SIZE - ofs; + start_idx = idx = pos >> PAGE_SHIFT; + ofs = pos & ~PAGE_MASK; + bytes = PAGE_SIZE - ofs; do_pages = 1; if (nr_pages > 1) { vcn = pos >> vol->cluster_size_bits; @@ -1832,7 +1832,7 @@ static ssize_t ntfs_perform_write(struct file *file, struct iov_iter *i, if (lcn == LCN_HOLE) { start_idx = (pos & ~(s64) vol->cluster_size_mask) - >> PAGE_CACHE_SHIFT; + >> PAGE_SHIFT; bytes = vol->cluster_size - (pos & vol->cluster_size_mask); do_pages = nr_pages; @@ -1871,12 +1871,12 @@ static ssize_t ntfs_perform_write(struct file *file, struct iov_iter *i, if (unlikely(status)) { do { unlock_page(pages[--do_pages]); - page_cache_release(pages[do_pages]); + put_page(pages[do_pages]); } while (do_pages); break; } } - u = (pos >> PAGE_CACHE_SHIFT) - pages[0]->index; + u = (pos >> PAGE_SHIFT) - pages[0]->index; copied = ntfs_copy_from_user_iter(pages + u, do_pages - u, ofs, i, bytes); ntfs_flush_dcache_pages(pages + u, do_pages - u); @@ -1889,7 +1889,7 @@ static ssize_t ntfs_perform_write(struct file *file, struct iov_iter *i, } do { unlock_page(pages[--do_pages]); - page_cache_release(pages[do_pages]); + put_page(pages[do_pages]); } while (do_pages); if (unlikely(status < 0)) break; @@ -1921,7 +1921,7 @@ static ssize_t ntfs_perform_write(struct file *file, struct iov_iter *i, } } while (iov_iter_count(i)); if (cached_page) - page_cache_release(cached_page); + put_page(cached_page); ntfs_debug("Done. Returning %s (written 0x%lx, status %li).", written ? "written" : "status", (unsigned long)written, (long)status); diff --git a/fs/ntfs/index.c b/fs/ntfs/index.c index 096c135691aeda354c553fdb622286ea7f048e06..0d645f3579300f78890d70f983501829e3ceb0a4 100644 --- a/fs/ntfs/index.c +++ b/fs/ntfs/index.c @@ -272,11 +272,11 @@ int ntfs_index_lookup(const void *key, const int key_len, descend_into_child_node: /* * Convert vcn to index into the index allocation attribute in units - * of PAGE_CACHE_SIZE and map the page cache page, reading it from + * of PAGE_SIZE and map the page cache page, reading it from * disk if necessary. */ page = ntfs_map_page(ia_mapping, vcn << - idx_ni->itype.index.vcn_size_bits >> PAGE_CACHE_SHIFT); + idx_ni->itype.index.vcn_size_bits >> PAGE_SHIFT); if (IS_ERR(page)) { ntfs_error(sb, "Failed to map index page, error %ld.", -PTR_ERR(page)); @@ -288,9 +288,9 @@ int ntfs_index_lookup(const void *key, const int key_len, fast_descend_into_child_node: /* Get to the index allocation block. */ ia = (INDEX_ALLOCATION*)(kaddr + ((vcn << - idx_ni->itype.index.vcn_size_bits) & ~PAGE_CACHE_MASK)); + idx_ni->itype.index.vcn_size_bits) & ~PAGE_MASK)); /* Bounds checks. */ - if ((u8*)ia < kaddr || (u8*)ia > kaddr + PAGE_CACHE_SIZE) { + if ((u8*)ia < kaddr || (u8*)ia > kaddr + PAGE_SIZE) { ntfs_error(sb, "Out of bounds check failed. Corrupt inode " "0x%lx or driver bug.", idx_ni->mft_no); goto unm_err_out; @@ -323,7 +323,7 @@ int ntfs_index_lookup(const void *key, const int key_len, goto unm_err_out; } index_end = (u8*)ia + idx_ni->itype.index.block_size; - if (index_end > kaddr + PAGE_CACHE_SIZE) { + if (index_end > kaddr + PAGE_SIZE) { ntfs_error(sb, "Index buffer (VCN 0x%llx) of inode 0x%lx " "crosses page boundary. Impossible! Cannot " "access! This is probably a bug in the " @@ -427,9 +427,9 @@ int ntfs_index_lookup(const void *key, const int key_len, * the mapped page. */ if (old_vcn << vol->cluster_size_bits >> - PAGE_CACHE_SHIFT == vcn << + PAGE_SHIFT == vcn << vol->cluster_size_bits >> - PAGE_CACHE_SHIFT) + PAGE_SHIFT) goto fast_descend_into_child_node; unlock_page(page); ntfs_unmap_page(page); diff --git a/fs/ntfs/inode.c b/fs/ntfs/inode.c index d284f07eda7754e721bfd2782ba410f04ae145e4..f40972d6df9060d154058a91d9423c2f2ad875de 100644 --- a/fs/ntfs/inode.c +++ b/fs/ntfs/inode.c @@ -868,12 +868,12 @@ static int ntfs_read_locked_inode(struct inode *vi) ni->itype.index.block_size); goto unm_err_out; } - if (ni->itype.index.block_size > PAGE_CACHE_SIZE) { + if (ni->itype.index.block_size > PAGE_SIZE) { ntfs_error(vi->i_sb, "Index block size (%u) > " - "PAGE_CACHE_SIZE (%ld) is not " + "PAGE_SIZE (%ld) is not " "supported. Sorry.", ni->itype.index.block_size, - PAGE_CACHE_SIZE); + PAGE_SIZE); err = -EOPNOTSUPP; goto unm_err_out; } @@ -1585,10 +1585,10 @@ static int ntfs_read_locked_index_inode(struct inode *base_vi, struct inode *vi) "two.", ni->itype.index.block_size); goto unm_err_out; } - if (ni->itype.index.block_size > PAGE_CACHE_SIZE) { - ntfs_error(vi->i_sb, "Index block size (%u) > PAGE_CACHE_SIZE " + if (ni->itype.index.block_size > PAGE_SIZE) { + ntfs_error(vi->i_sb, "Index block size (%u) > PAGE_SIZE " "(%ld) is not supported. Sorry.", - ni->itype.index.block_size, PAGE_CACHE_SIZE); + ni->itype.index.block_size, PAGE_SIZE); err = -EOPNOTSUPP; goto unm_err_out; } diff --git a/fs/ntfs/lcnalloc.c b/fs/ntfs/lcnalloc.c index 1711b710b641f40a0c8c5690a94c9681f2b5fa92..27a24a42f71205fc3a800cb61050b33956a156ac 100644 --- a/fs/ntfs/lcnalloc.c +++ b/fs/ntfs/lcnalloc.c @@ -283,15 +283,15 @@ runlist_element *ntfs_cluster_alloc(ntfs_volume *vol, const VCN start_vcn, ntfs_unmap_page(page); } page = ntfs_map_page(mapping, last_read_pos >> - PAGE_CACHE_SHIFT); + PAGE_SHIFT); if (IS_ERR(page)) { err = PTR_ERR(page); ntfs_error(vol->sb, "Failed to map page."); goto out; } - buf_size = last_read_pos & ~PAGE_CACHE_MASK; + buf_size = last_read_pos & ~PAGE_MASK; buf = page_address(page) + buf_size; - buf_size = PAGE_CACHE_SIZE - buf_size; + buf_size = PAGE_SIZE - buf_size; if (unlikely(last_read_pos + buf_size > i_size)) buf_size = i_size - last_read_pos; buf_size <<= 3; diff --git a/fs/ntfs/logfile.c b/fs/ntfs/logfile.c index c71de292c5ade3b5103a68e692aea28f540d0246..9d71213ca81e71818c76775b4ebead72ac0670dc 100644 --- a/fs/ntfs/logfile.c +++ b/fs/ntfs/logfile.c @@ -381,7 +381,7 @@ static int ntfs_check_and_load_restart_page(struct inode *vi, * completely inside @rp, just copy it from there. Otherwise map all * the required pages and copy the data from them. */ - size = PAGE_CACHE_SIZE - (pos & ~PAGE_CACHE_MASK); + size = PAGE_SIZE - (pos & ~PAGE_MASK); if (size >= le32_to_cpu(rp->system_page_size)) { memcpy(trp, rp, le32_to_cpu(rp->system_page_size)); } else { @@ -394,8 +394,8 @@ static int ntfs_check_and_load_restart_page(struct inode *vi, /* Copy the remaining data one page at a time. */ have_read = size; to_read = le32_to_cpu(rp->system_page_size) - size; - idx = (pos + size) >> PAGE_CACHE_SHIFT; - BUG_ON((pos + size) & ~PAGE_CACHE_MASK); + idx = (pos + size) >> PAGE_SHIFT; + BUG_ON((pos + size) & ~PAGE_MASK); do { page = ntfs_map_page(vi->i_mapping, idx); if (IS_ERR(page)) { @@ -406,7 +406,7 @@ static int ntfs_check_and_load_restart_page(struct inode *vi, err = -EIO; goto err_out; } - size = min_t(int, to_read, PAGE_CACHE_SIZE); + size = min_t(int, to_read, PAGE_SIZE); memcpy((u8*)trp + have_read, page_address(page), size); ntfs_unmap_page(page); have_read += size; @@ -509,11 +509,11 @@ bool ntfs_check_logfile(struct inode *log_vi, RESTART_PAGE_HEADER **rp) * log page size if the page cache size is between the default log page * size and twice that. */ - if (PAGE_CACHE_SIZE >= DefaultLogPageSize && PAGE_CACHE_SIZE <= + if (PAGE_SIZE >= DefaultLogPageSize && PAGE_SIZE <= DefaultLogPageSize * 2) log_page_size = DefaultLogPageSize; else - log_page_size = PAGE_CACHE_SIZE; + log_page_size = PAGE_SIZE; log_page_mask = log_page_size - 1; /* * Use ntfs_ffs() instead of ffs() to enable the compiler to @@ -539,7 +539,7 @@ bool ntfs_check_logfile(struct inode *log_vi, RESTART_PAGE_HEADER **rp) * to be empty. */ for (pos = 0; pos < size; pos <<= 1) { - pgoff_t idx = pos >> PAGE_CACHE_SHIFT; + pgoff_t idx = pos >> PAGE_SHIFT; if (!page || page->index != idx) { if (page) ntfs_unmap_page(page); @@ -550,7 +550,7 @@ bool ntfs_check_logfile(struct inode *log_vi, RESTART_PAGE_HEADER **rp) goto err_out; } } - kaddr = (u8*)page_address(page) + (pos & ~PAGE_CACHE_MASK); + kaddr = (u8*)page_address(page) + (pos & ~PAGE_MASK); /* * A non-empty block means the logfile is not empty while an * empty block after a non-empty block has been encountered diff --git a/fs/ntfs/mft.c b/fs/ntfs/mft.c index 3014a36a255b97ddcac0b1852fa0d11c613b7a9d..37b2501caaa43e31eb3a20dd7ea75f2d0429d945 100644 --- a/fs/ntfs/mft.c +++ b/fs/ntfs/mft.c @@ -61,16 +61,16 @@ static inline MFT_RECORD *map_mft_record_page(ntfs_inode *ni) * here if the volume was that big... */ index = (u64)ni->mft_no << vol->mft_record_size_bits >> - PAGE_CACHE_SHIFT; - ofs = (ni->mft_no << vol->mft_record_size_bits) & ~PAGE_CACHE_MASK; + PAGE_SHIFT; + ofs = (ni->mft_no << vol->mft_record_size_bits) & ~PAGE_MASK; i_size = i_size_read(mft_vi); /* The maximum valid index into the page cache for $MFT's data. */ - end_index = i_size >> PAGE_CACHE_SHIFT; + end_index = i_size >> PAGE_SHIFT; /* If the wanted index is out of bounds the mft record doesn't exist. */ if (unlikely(index >= end_index)) { - if (index > end_index || (i_size & ~PAGE_CACHE_MASK) < ofs + + if (index > end_index || (i_size & ~PAGE_MASK) < ofs + vol->mft_record_size) { page = ERR_PTR(-ENOENT); ntfs_error(vol->sb, "Attempt to read mft record 0x%lx, " @@ -487,7 +487,7 @@ int ntfs_sync_mft_mirror(ntfs_volume *vol, const unsigned long mft_no, } /* Get the page containing the mirror copy of the mft record @m. */ page = ntfs_map_page(vol->mftmirr_ino->i_mapping, mft_no >> - (PAGE_CACHE_SHIFT - vol->mft_record_size_bits)); + (PAGE_SHIFT - vol->mft_record_size_bits)); if (IS_ERR(page)) { ntfs_error(vol->sb, "Failed to map mft mirror page."); err = PTR_ERR(page); @@ -497,7 +497,7 @@ int ntfs_sync_mft_mirror(ntfs_volume *vol, const unsigned long mft_no, BUG_ON(!PageUptodate(page)); ClearPageUptodate(page); /* Offset of the mft mirror record inside the page. */ - page_ofs = (mft_no << vol->mft_record_size_bits) & ~PAGE_CACHE_MASK; + page_ofs = (mft_no << vol->mft_record_size_bits) & ~PAGE_MASK; /* The address in the page of the mirror copy of the mft record @m. */ kmirr = page_address(page) + page_ofs; /* Copy the mst protected mft record to the mirror. */ @@ -1178,8 +1178,8 @@ static int ntfs_mft_bitmap_find_and_alloc_free_rec_nolock(ntfs_volume *vol, for (; pass <= 2;) { /* Cap size to pass_end. */ ofs = data_pos >> 3; - page_ofs = ofs & ~PAGE_CACHE_MASK; - size = PAGE_CACHE_SIZE - page_ofs; + page_ofs = ofs & ~PAGE_MASK; + size = PAGE_SIZE - page_ofs; ll = ((pass_end + 7) >> 3) - ofs; if (size > ll) size = ll; @@ -1190,7 +1190,7 @@ static int ntfs_mft_bitmap_find_and_alloc_free_rec_nolock(ntfs_volume *vol, */ if (size) { page = ntfs_map_page(mftbmp_mapping, - ofs >> PAGE_CACHE_SHIFT); + ofs >> PAGE_SHIFT); if (IS_ERR(page)) { ntfs_error(vol->sb, "Failed to read mft " "bitmap, aborting."); @@ -1328,13 +1328,13 @@ static int ntfs_mft_bitmap_extend_allocation_nolock(ntfs_volume *vol) */ ll = lcn >> 3; page = ntfs_map_page(vol->lcnbmp_ino->i_mapping, - ll >> PAGE_CACHE_SHIFT); + ll >> PAGE_SHIFT); if (IS_ERR(page)) { up_write(&mftbmp_ni->runlist.lock); ntfs_error(vol->sb, "Failed to read from lcn bitmap."); return PTR_ERR(page); } - b = (u8*)page_address(page) + (ll & ~PAGE_CACHE_MASK); + b = (u8*)page_address(page) + (ll & ~PAGE_MASK); tb = 1 << (lcn & 7ull); down_write(&vol->lcnbmp_lock); if (*b != 0xff && !(*b & tb)) { @@ -2103,14 +2103,14 @@ static int ntfs_mft_record_format(const ntfs_volume *vol, const s64 mft_no) * The index into the page cache and the offset within the page cache * page of the wanted mft record. */ - index = mft_no << vol->mft_record_size_bits >> PAGE_CACHE_SHIFT; - ofs = (mft_no << vol->mft_record_size_bits) & ~PAGE_CACHE_MASK; + index = mft_no << vol->mft_record_size_bits >> PAGE_SHIFT; + ofs = (mft_no << vol->mft_record_size_bits) & ~PAGE_MASK; /* The maximum valid index into the page cache for $MFT's data. */ i_size = i_size_read(mft_vi); - end_index = i_size >> PAGE_CACHE_SHIFT; + end_index = i_size >> PAGE_SHIFT; if (unlikely(index >= end_index)) { if (unlikely(index > end_index || ofs + vol->mft_record_size >= - (i_size & ~PAGE_CACHE_MASK))) { + (i_size & ~PAGE_MASK))) { ntfs_error(vol->sb, "Tried to format non-existing mft " "record 0x%llx.", (long long)mft_no); return -ENOENT; @@ -2515,8 +2515,8 @@ ntfs_inode *ntfs_mft_record_alloc(ntfs_volume *vol, const int mode, * We now have allocated and initialized the mft record. Calculate the * index of and the offset within the page cache page the record is in. */ - index = bit << vol->mft_record_size_bits >> PAGE_CACHE_SHIFT; - ofs = (bit << vol->mft_record_size_bits) & ~PAGE_CACHE_MASK; + index = bit << vol->mft_record_size_bits >> PAGE_SHIFT; + ofs = (bit << vol->mft_record_size_bits) & ~PAGE_MASK; /* Read, map, and pin the page containing the mft record. */ page = ntfs_map_page(vol->mft_ino->i_mapping, index); if (IS_ERR(page)) { diff --git a/fs/ntfs/ntfs.h b/fs/ntfs/ntfs.h index c581e26a350d5e15ebe4740a841da92c3ad4cf40..12de47b96ca95d219d03e4be0c3c298b05f56789 100644 --- a/fs/ntfs/ntfs.h +++ b/fs/ntfs/ntfs.h @@ -43,7 +43,7 @@ typedef enum { NTFS_MAX_NAME_LEN = 255, NTFS_MAX_ATTR_NAME_LEN = 255, NTFS_MAX_CLUSTER_SIZE = 64 * 1024, /* 64kiB */ - NTFS_MAX_PAGES_PER_CLUSTER = NTFS_MAX_CLUSTER_SIZE / PAGE_CACHE_SIZE, + NTFS_MAX_PAGES_PER_CLUSTER = NTFS_MAX_CLUSTER_SIZE / PAGE_SIZE, } NTFS_CONSTANTS; /* Global variables. */ diff --git a/fs/ntfs/super.c b/fs/ntfs/super.c index 1b38abdaa3ed3da7522f461ae49a77ccf5ee5982..ecb49870a680cd594e276b10a59ff679f5e681e7 100644 --- a/fs/ntfs/super.c +++ b/fs/ntfs/super.c @@ -823,14 +823,14 @@ static bool parse_ntfs_boot_sector(ntfs_volume *vol, const NTFS_BOOT_SECTOR *b) ntfs_debug("vol->mft_record_size_bits = %i (0x%x)", vol->mft_record_size_bits, vol->mft_record_size_bits); /* - * We cannot support mft record sizes above the PAGE_CACHE_SIZE since + * We cannot support mft record sizes above the PAGE_SIZE since * we store $MFT/$DATA, the table of mft records in the page cache. */ - if (vol->mft_record_size > PAGE_CACHE_SIZE) { + if (vol->mft_record_size > PAGE_SIZE) { ntfs_error(vol->sb, "Mft record size (%i) exceeds the " - "PAGE_CACHE_SIZE on your system (%lu). " + "PAGE_SIZE on your system (%lu). " "This is not supported. Sorry.", - vol->mft_record_size, PAGE_CACHE_SIZE); + vol->mft_record_size, PAGE_SIZE); return false; } /* We cannot support mft record sizes below the sector size. */ @@ -1096,7 +1096,7 @@ static bool check_mft_mirror(ntfs_volume *vol) ntfs_debug("Entering."); /* Compare contents of $MFT and $MFTMirr. */ - mrecs_per_page = PAGE_CACHE_SIZE / vol->mft_record_size; + mrecs_per_page = PAGE_SIZE / vol->mft_record_size; BUG_ON(!mrecs_per_page); BUG_ON(!vol->mftmirr_size); mft_page = mirr_page = NULL; @@ -1615,20 +1615,20 @@ static bool load_and_init_attrdef(ntfs_volume *vol) if (!vol->attrdef) goto iput_failed; index = 0; - max_index = i_size >> PAGE_CACHE_SHIFT; - size = PAGE_CACHE_SIZE; + max_index = i_size >> PAGE_SHIFT; + size = PAGE_SIZE; while (index < max_index) { /* Read the attrdef table and copy it into the linear buffer. */ read_partial_attrdef_page: page = ntfs_map_page(ino->i_mapping, index); if (IS_ERR(page)) goto free_iput_failed; - memcpy((u8*)vol->attrdef + (index++ << PAGE_CACHE_SHIFT), + memcpy((u8*)vol->attrdef + (index++ << PAGE_SHIFT), page_address(page), size); ntfs_unmap_page(page); }; - if (size == PAGE_CACHE_SIZE) { - size = i_size & ~PAGE_CACHE_MASK; + if (size == PAGE_SIZE) { + size = i_size & ~PAGE_MASK; if (size) goto read_partial_attrdef_page; } @@ -1684,20 +1684,20 @@ static bool load_and_init_upcase(ntfs_volume *vol) if (!vol->upcase) goto iput_upcase_failed; index = 0; - max_index = i_size >> PAGE_CACHE_SHIFT; - size = PAGE_CACHE_SIZE; + max_index = i_size >> PAGE_SHIFT; + size = PAGE_SIZE; while (index < max_index) { /* Read the upcase table and copy it into the linear buffer. */ read_partial_upcase_page: page = ntfs_map_page(ino->i_mapping, index); if (IS_ERR(page)) goto iput_upcase_failed; - memcpy((char*)vol->upcase + (index++ << PAGE_CACHE_SHIFT), + memcpy((char*)vol->upcase + (index++ << PAGE_SHIFT), page_address(page), size); ntfs_unmap_page(page); }; - if (size == PAGE_CACHE_SIZE) { - size = i_size & ~PAGE_CACHE_MASK; + if (size == PAGE_SIZE) { + size = i_size & ~PAGE_MASK; if (size) goto read_partial_upcase_page; } @@ -2471,14 +2471,14 @@ static s64 get_nr_free_clusters(ntfs_volume *vol) down_read(&vol->lcnbmp_lock); /* * Convert the number of bits into bytes rounded up, then convert into - * multiples of PAGE_CACHE_SIZE, rounding up so that if we have one + * multiples of PAGE_SIZE, rounding up so that if we have one * full and one partial page max_index = 2. */ - max_index = (((vol->nr_clusters + 7) >> 3) + PAGE_CACHE_SIZE - 1) >> - PAGE_CACHE_SHIFT; - /* Use multiples of 4 bytes, thus max_size is PAGE_CACHE_SIZE / 4. */ + max_index = (((vol->nr_clusters + 7) >> 3) + PAGE_SIZE - 1) >> + PAGE_SHIFT; + /* Use multiples of 4 bytes, thus max_size is PAGE_SIZE / 4. */ ntfs_debug("Reading $Bitmap, max_index = 0x%lx, max_size = 0x%lx.", - max_index, PAGE_CACHE_SIZE / 4); + max_index, PAGE_SIZE / 4); for (index = 0; index < max_index; index++) { unsigned long *kaddr; @@ -2491,7 +2491,7 @@ static s64 get_nr_free_clusters(ntfs_volume *vol) if (IS_ERR(page)) { ntfs_debug("read_mapping_page() error. Skipping " "page (index 0x%lx).", index); - nr_free -= PAGE_CACHE_SIZE * 8; + nr_free -= PAGE_SIZE * 8; continue; } kaddr = kmap_atomic(page); @@ -2503,9 +2503,9 @@ static s64 get_nr_free_clusters(ntfs_volume *vol) * ntfs_readpage(). */ nr_free -= bitmap_weight(kaddr, - PAGE_CACHE_SIZE * BITS_PER_BYTE); + PAGE_SIZE * BITS_PER_BYTE); kunmap_atomic(kaddr); - page_cache_release(page); + put_page(page); } ntfs_debug("Finished reading $Bitmap, last index = 0x%lx.", index - 1); /* @@ -2547,9 +2547,9 @@ static unsigned long __get_nr_free_mft_records(ntfs_volume *vol, pgoff_t index; ntfs_debug("Entering."); - /* Use multiples of 4 bytes, thus max_size is PAGE_CACHE_SIZE / 4. */ + /* Use multiples of 4 bytes, thus max_size is PAGE_SIZE / 4. */ ntfs_debug("Reading $MFT/$BITMAP, max_index = 0x%lx, max_size = " - "0x%lx.", max_index, PAGE_CACHE_SIZE / 4); + "0x%lx.", max_index, PAGE_SIZE / 4); for (index = 0; index < max_index; index++) { unsigned long *kaddr; @@ -2562,7 +2562,7 @@ static unsigned long __get_nr_free_mft_records(ntfs_volume *vol, if (IS_ERR(page)) { ntfs_debug("read_mapping_page() error. Skipping " "page (index 0x%lx).", index); - nr_free -= PAGE_CACHE_SIZE * 8; + nr_free -= PAGE_SIZE * 8; continue; } kaddr = kmap_atomic(page); @@ -2574,9 +2574,9 @@ static unsigned long __get_nr_free_mft_records(ntfs_volume *vol, * ntfs_readpage(). */ nr_free -= bitmap_weight(kaddr, - PAGE_CACHE_SIZE * BITS_PER_BYTE); + PAGE_SIZE * BITS_PER_BYTE); kunmap_atomic(kaddr); - page_cache_release(page); + put_page(page); } ntfs_debug("Finished reading $MFT/$BITMAP, last index = 0x%lx.", index - 1); @@ -2618,17 +2618,17 @@ static int ntfs_statfs(struct dentry *dentry, struct kstatfs *sfs) /* Type of filesystem. */ sfs->f_type = NTFS_SB_MAGIC; /* Optimal transfer block size. */ - sfs->f_bsize = PAGE_CACHE_SIZE; + sfs->f_bsize = PAGE_SIZE; /* * Total data blocks in filesystem in units of f_bsize and since * inodes are also stored in data blocs ($MFT is a file) this is just * the total clusters. */ sfs->f_blocks = vol->nr_clusters << vol->cluster_size_bits >> - PAGE_CACHE_SHIFT; + PAGE_SHIFT; /* Free data blocks in filesystem in units of f_bsize. */ size = get_nr_free_clusters(vol) << vol->cluster_size_bits >> - PAGE_CACHE_SHIFT; + PAGE_SHIFT; if (size < 0LL) size = 0LL; /* Free blocks avail to non-superuser, same as above on NTFS. */ @@ -2639,11 +2639,11 @@ static int ntfs_statfs(struct dentry *dentry, struct kstatfs *sfs) size = i_size_read(vol->mft_ino) >> vol->mft_record_size_bits; /* * Convert the maximum number of set bits into bytes rounded up, then - * convert into multiples of PAGE_CACHE_SIZE, rounding up so that if we + * convert into multiples of PAGE_SIZE, rounding up so that if we * have one full and one partial page max_index = 2. */ max_index = ((((mft_ni->initialized_size >> vol->mft_record_size_bits) - + 7) >> 3) + PAGE_CACHE_SIZE - 1) >> PAGE_CACHE_SHIFT; + + 7) >> 3) + PAGE_SIZE - 1) >> PAGE_SHIFT; read_unlock_irqrestore(&mft_ni->size_lock, flags); /* Number of inodes in filesystem (at this point in time). */ sfs->f_files = size; @@ -2765,15 +2765,15 @@ static int ntfs_fill_super(struct super_block *sb, void *opt, const int silent) if (!parse_options(vol, (char*)opt)) goto err_out_now; - /* We support sector sizes up to the PAGE_CACHE_SIZE. */ - if (bdev_logical_block_size(sb->s_bdev) > PAGE_CACHE_SIZE) { + /* We support sector sizes up to the PAGE_SIZE. */ + if (bdev_logical_block_size(sb->s_bdev) > PAGE_SIZE) { if (!silent) ntfs_error(sb, "Device has unsupported sector size " "(%i). The maximum supported sector " "size on this architecture is %lu " "bytes.", bdev_logical_block_size(sb->s_bdev), - PAGE_CACHE_SIZE); + PAGE_SIZE); goto err_out_now; } /* diff --git a/fs/ocfs2/alloc.c b/fs/ocfs2/alloc.c index 70907d638b6078548045c511081367f93c14126e..e361d1a0ca09fe411d6d951e9a4ed417940229fb 100644 --- a/fs/ocfs2/alloc.c +++ b/fs/ocfs2/alloc.c @@ -6671,7 +6671,7 @@ static void ocfs2_zero_cluster_pages(struct inode *inode, loff_t start, { int i; struct page *page; - unsigned int from, to = PAGE_CACHE_SIZE; + unsigned int from, to = PAGE_SIZE; struct super_block *sb = inode->i_sb; BUG_ON(!ocfs2_sparse_alloc(OCFS2_SB(sb))); @@ -6679,21 +6679,21 @@ static void ocfs2_zero_cluster_pages(struct inode *inode, loff_t start, if (numpages == 0) goto out; - to = PAGE_CACHE_SIZE; + to = PAGE_SIZE; for(i = 0; i < numpages; i++) { page = pages[i]; - from = start & (PAGE_CACHE_SIZE - 1); - if ((end >> PAGE_CACHE_SHIFT) == page->index) - to = end & (PAGE_CACHE_SIZE - 1); + from = start & (PAGE_SIZE - 1); + if ((end >> PAGE_SHIFT) == page->index) + to = end & (PAGE_SIZE - 1); - BUG_ON(from > PAGE_CACHE_SIZE); - BUG_ON(to > PAGE_CACHE_SIZE); + BUG_ON(from > PAGE_SIZE); + BUG_ON(to > PAGE_SIZE); ocfs2_map_and_dirty_page(inode, handle, from, to, page, 1, &phys); - start = (page->index + 1) << PAGE_CACHE_SHIFT; + start = (page->index + 1) << PAGE_SHIFT; } out: if (pages) @@ -6712,7 +6712,7 @@ int ocfs2_grab_pages(struct inode *inode, loff_t start, loff_t end, numpages = 0; last_page_bytes = PAGE_ALIGN(end); - index = start >> PAGE_CACHE_SHIFT; + index = start >> PAGE_SHIFT; do { pages[numpages] = find_or_create_page(mapping, index, GFP_NOFS); if (!pages[numpages]) { @@ -6723,7 +6723,7 @@ int ocfs2_grab_pages(struct inode *inode, loff_t start, loff_t end, numpages++; index++; - } while (index < (last_page_bytes >> PAGE_CACHE_SHIFT)); + } while (index < (last_page_bytes >> PAGE_SHIFT)); out: if (ret != 0) { @@ -6950,8 +6950,8 @@ int ocfs2_convert_inline_data_to_extents(struct inode *inode, * to do that now. */ if (!ocfs2_sparse_alloc(osb) && - PAGE_CACHE_SIZE < osb->s_clustersize) - end = PAGE_CACHE_SIZE; + PAGE_SIZE < osb->s_clustersize) + end = PAGE_SIZE; ret = ocfs2_grab_eof_pages(inode, 0, end, pages, &num_pages); if (ret) { @@ -6971,8 +6971,8 @@ int ocfs2_convert_inline_data_to_extents(struct inode *inode, goto out_unlock; } - page_end = PAGE_CACHE_SIZE; - if (PAGE_CACHE_SIZE > osb->s_clustersize) + page_end = PAGE_SIZE; + if (PAGE_SIZE > osb->s_clustersize) page_end = osb->s_clustersize; for (i = 0; i < num_pages; i++) diff --git a/fs/ocfs2/aops.c b/fs/ocfs2/aops.c index 1581240a7ca0496d8fe4910bf09641c5661178af..ad1577348a92d05f05e099e0b7823a439b66a858 100644 --- a/fs/ocfs2/aops.c +++ b/fs/ocfs2/aops.c @@ -234,7 +234,7 @@ int ocfs2_read_inline_data(struct inode *inode, struct page *page, size = i_size_read(inode); - if (size > PAGE_CACHE_SIZE || + if (size > PAGE_SIZE || size > ocfs2_max_inline_data_with_xattr(inode->i_sb, di)) { ocfs2_error(inode->i_sb, "Inode %llu has with inline data has bad size: %Lu\n", @@ -247,7 +247,7 @@ int ocfs2_read_inline_data(struct inode *inode, struct page *page, if (size) memcpy(kaddr, di->id2.i_data.id_data, size); /* Clear the remaining part of the page */ - memset(kaddr + size, 0, PAGE_CACHE_SIZE - size); + memset(kaddr + size, 0, PAGE_SIZE - size); flush_dcache_page(page); kunmap_atomic(kaddr); @@ -282,7 +282,7 @@ static int ocfs2_readpage(struct file *file, struct page *page) { struct inode *inode = page->mapping->host; struct ocfs2_inode_info *oi = OCFS2_I(inode); - loff_t start = (loff_t)page->index << PAGE_CACHE_SHIFT; + loff_t start = (loff_t)page->index << PAGE_SHIFT; int ret, unlock = 1; trace_ocfs2_readpage((unsigned long long)oi->ip_blkno, @@ -385,7 +385,7 @@ static int ocfs2_readpages(struct file *filp, struct address_space *mapping, * drop out in that case as it's not worth handling here. */ last = list_entry(pages->prev, struct page, lru); - start = (loff_t)last->index << PAGE_CACHE_SHIFT; + start = (loff_t)last->index << PAGE_SHIFT; if (start >= i_size_read(inode)) goto out_unlock; @@ -511,12 +511,12 @@ static void ocfs2_figure_cluster_boundaries(struct ocfs2_super *osb, unsigned int *start, unsigned int *end) { - unsigned int cluster_start = 0, cluster_end = PAGE_CACHE_SIZE; + unsigned int cluster_start = 0, cluster_end = PAGE_SIZE; - if (unlikely(PAGE_CACHE_SHIFT > osb->s_clustersize_bits)) { + if (unlikely(PAGE_SHIFT > osb->s_clustersize_bits)) { unsigned int cpp; - cpp = 1 << (PAGE_CACHE_SHIFT - osb->s_clustersize_bits); + cpp = 1 << (PAGE_SHIFT - osb->s_clustersize_bits); cluster_start = cpos % cpp; cluster_start = cluster_start << osb->s_clustersize_bits; @@ -684,13 +684,13 @@ int ocfs2_map_page_blocks(struct page *page, u64 *p_blkno, return ret; } -#if (PAGE_CACHE_SIZE >= OCFS2_MAX_CLUSTERSIZE) +#if (PAGE_SIZE >= OCFS2_MAX_CLUSTERSIZE) #define OCFS2_MAX_CTXT_PAGES 1 #else -#define OCFS2_MAX_CTXT_PAGES (OCFS2_MAX_CLUSTERSIZE / PAGE_CACHE_SIZE) +#define OCFS2_MAX_CTXT_PAGES (OCFS2_MAX_CLUSTERSIZE / PAGE_SIZE) #endif -#define OCFS2_MAX_CLUSTERS_PER_PAGE (PAGE_CACHE_SIZE / OCFS2_MIN_CLUSTERSIZE) +#define OCFS2_MAX_CLUSTERS_PER_PAGE (PAGE_SIZE / OCFS2_MIN_CLUSTERSIZE) struct ocfs2_unwritten_extent { struct list_head ue_node; @@ -785,7 +785,7 @@ void ocfs2_unlock_and_free_pages(struct page **pages, int num_pages) if (pages[i]) { unlock_page(pages[i]); mark_page_accessed(pages[i]); - page_cache_release(pages[i]); + put_page(pages[i]); } } } @@ -808,7 +808,7 @@ static void ocfs2_unlock_pages(struct ocfs2_write_ctxt *wc) } } mark_page_accessed(wc->w_target_page); - page_cache_release(wc->w_target_page); + put_page(wc->w_target_page); } ocfs2_unlock_and_free_pages(wc->w_pages, wc->w_num_pages); } @@ -857,7 +857,7 @@ static int ocfs2_alloc_write_ctxt(struct ocfs2_write_ctxt **wcp, wc->w_di_bh = di_bh; wc->w_type = type; - if (unlikely(PAGE_CACHE_SHIFT > osb->s_clustersize_bits)) + if (unlikely(PAGE_SHIFT > osb->s_clustersize_bits)) wc->w_large_pages = 1; else wc->w_large_pages = 0; @@ -920,7 +920,7 @@ static void ocfs2_write_failure(struct inode *inode, loff_t user_pos, unsigned user_len) { int i; - unsigned from = user_pos & (PAGE_CACHE_SIZE - 1), + unsigned from = user_pos & (PAGE_SIZE - 1), to = user_pos + user_len; struct page *tmppage; @@ -960,7 +960,7 @@ static int ocfs2_prepare_page_for_write(struct inode *inode, u64 *p_blkno, (page_offset(page) <= user_pos)); if (page == wc->w_target_page) { - map_from = user_pos & (PAGE_CACHE_SIZE - 1); + map_from = user_pos & (PAGE_SIZE - 1); map_to = map_from + user_len; if (new) @@ -1034,7 +1034,7 @@ static int ocfs2_grab_pages_for_write(struct address_space *mapping, struct inode *inode = mapping->host; loff_t last_byte; - target_index = user_pos >> PAGE_CACHE_SHIFT; + target_index = user_pos >> PAGE_SHIFT; /* * Figure out how many pages we'll be manipulating here. For @@ -1053,14 +1053,14 @@ static int ocfs2_grab_pages_for_write(struct address_space *mapping, */ last_byte = max(user_pos + user_len, i_size_read(inode)); BUG_ON(last_byte < 1); - end_index = ((last_byte - 1) >> PAGE_CACHE_SHIFT) + 1; + end_index = ((last_byte - 1) >> PAGE_SHIFT) + 1; if ((start + wc->w_num_pages) > end_index) wc->w_num_pages = end_index - start; } else { wc->w_num_pages = 1; start = target_index; } - end_index = (user_pos + user_len - 1) >> PAGE_CACHE_SHIFT; + end_index = (user_pos + user_len - 1) >> PAGE_SHIFT; for(i = 0; i < wc->w_num_pages; i++) { index = start + i; @@ -1082,7 +1082,7 @@ static int ocfs2_grab_pages_for_write(struct address_space *mapping, goto out; } - page_cache_get(mmap_page); + get_page(mmap_page); wc->w_pages[i] = mmap_page; wc->w_target_locked = true; } else if (index >= target_index && index <= end_index && @@ -1272,7 +1272,7 @@ static void ocfs2_set_target_boundaries(struct ocfs2_super *osb, { struct ocfs2_write_cluster_desc *desc; - wc->w_target_from = pos & (PAGE_CACHE_SIZE - 1); + wc->w_target_from = pos & (PAGE_SIZE - 1); wc->w_target_to = wc->w_target_from + len; if (alloc == 0) @@ -1309,7 +1309,7 @@ static void ocfs2_set_target_boundaries(struct ocfs2_super *osb, &wc->w_target_to); } else { wc->w_target_from = 0; - wc->w_target_to = PAGE_CACHE_SIZE; + wc->w_target_to = PAGE_SIZE; } } @@ -1981,7 +1981,7 @@ int ocfs2_write_end_nolock(struct address_space *mapping, struct page *page, void *fsdata) { int i, ret; - unsigned from, to, start = pos & (PAGE_CACHE_SIZE - 1); + unsigned from, to, start = pos & (PAGE_SIZE - 1); struct inode *inode = mapping->host; struct ocfs2_super *osb = OCFS2_SB(inode->i_sb); struct ocfs2_write_ctxt *wc = fsdata; @@ -2027,8 +2027,8 @@ int ocfs2_write_end_nolock(struct address_space *mapping, from = wc->w_target_from; to = wc->w_target_to; - BUG_ON(from > PAGE_CACHE_SIZE || - to > PAGE_CACHE_SIZE || + BUG_ON(from > PAGE_SIZE || + to > PAGE_SIZE || to < from); } else { /* @@ -2037,7 +2037,7 @@ int ocfs2_write_end_nolock(struct address_space *mapping, * to flush their entire range. */ from = 0; - to = PAGE_CACHE_SIZE; + to = PAGE_SIZE; } if (page_has_buffers(tmppage)) { diff --git a/fs/ocfs2/cluster/heartbeat.c b/fs/ocfs2/cluster/heartbeat.c index bd15929b5f9254e62348ff5718a860e37a202e82..1934abb6b68081a91309a1ee503b4653b3cf23f6 100644 --- a/fs/ocfs2/cluster/heartbeat.c +++ b/fs/ocfs2/cluster/heartbeat.c @@ -417,13 +417,13 @@ static struct bio *o2hb_setup_one_bio(struct o2hb_region *reg, bio->bi_private = wc; bio->bi_end_io = o2hb_bio_end_io; - vec_start = (cs << bits) % PAGE_CACHE_SIZE; + vec_start = (cs << bits) % PAGE_SIZE; while(cs < max_slots) { current_page = cs / spp; page = reg->hr_slot_data[current_page]; - vec_len = min(PAGE_CACHE_SIZE - vec_start, - (max_slots-cs) * (PAGE_CACHE_SIZE/spp) ); + vec_len = min(PAGE_SIZE - vec_start, + (max_slots-cs) * (PAGE_SIZE/spp) ); mlog(ML_HB_BIO, "page %d, vec_len = %u, vec_start = %u\n", current_page, vec_len, vec_start); @@ -431,7 +431,7 @@ static struct bio *o2hb_setup_one_bio(struct o2hb_region *reg, len = bio_add_page(bio, page, vec_len, vec_start); if (len != vec_len) break; - cs += vec_len / (PAGE_CACHE_SIZE/spp); + cs += vec_len / (PAGE_SIZE/spp); vec_start = 0; } @@ -1576,7 +1576,7 @@ static ssize_t o2hb_region_dev_show(struct config_item *item, char *page) static void o2hb_init_region_params(struct o2hb_region *reg) { - reg->hr_slots_per_page = PAGE_CACHE_SIZE >> reg->hr_block_bits; + reg->hr_slots_per_page = PAGE_SIZE >> reg->hr_block_bits; reg->hr_timeout_ms = O2HB_REGION_TIMEOUT_MS; mlog(ML_HEARTBEAT, "hr_start_block = %llu, hr_blocks = %u\n", diff --git a/fs/ocfs2/dlmfs/dlmfs.c b/fs/ocfs2/dlmfs/dlmfs.c index 03768bb3aab154fd408679f0c3fef500efec794d..47b3b2d4e775ea09a3612b0e0bad980184b7d7f1 100644 --- a/fs/ocfs2/dlmfs/dlmfs.c +++ b/fs/ocfs2/dlmfs/dlmfs.c @@ -571,8 +571,8 @@ static int dlmfs_fill_super(struct super_block * sb, int silent) { sb->s_maxbytes = MAX_LFS_FILESIZE; - sb->s_blocksize = PAGE_CACHE_SIZE; - sb->s_blocksize_bits = PAGE_CACHE_SHIFT; + sb->s_blocksize = PAGE_SIZE; + sb->s_blocksize_bits = PAGE_SHIFT; sb->s_magic = DLMFS_MAGIC; sb->s_op = &dlmfs_ops; sb->s_root = d_make_root(dlmfs_get_root_inode(sb)); diff --git a/fs/ocfs2/file.c b/fs/ocfs2/file.c index c18ab45f8d210ca2032864069b3701b948aa0cbd..5308841756be24f6e682e361a35f1f7db00f9568 100644 --- a/fs/ocfs2/file.c +++ b/fs/ocfs2/file.c @@ -770,14 +770,14 @@ static int ocfs2_write_zero_page(struct inode *inode, u64 abs_from, { struct address_space *mapping = inode->i_mapping; struct page *page; - unsigned long index = abs_from >> PAGE_CACHE_SHIFT; + unsigned long index = abs_from >> PAGE_SHIFT; handle_t *handle; int ret = 0; unsigned zero_from, zero_to, block_start, block_end; struct ocfs2_dinode *di = (struct ocfs2_dinode *)di_bh->b_data; BUG_ON(abs_from >= abs_to); - BUG_ON(abs_to > (((u64)index + 1) << PAGE_CACHE_SHIFT)); + BUG_ON(abs_to > (((u64)index + 1) << PAGE_SHIFT)); BUG_ON(abs_from & (inode->i_blkbits - 1)); handle = ocfs2_zero_start_ordered_transaction(inode, di_bh); @@ -794,10 +794,10 @@ static int ocfs2_write_zero_page(struct inode *inode, u64 abs_from, } /* Get the offsets within the page that we want to zero */ - zero_from = abs_from & (PAGE_CACHE_SIZE - 1); - zero_to = abs_to & (PAGE_CACHE_SIZE - 1); + zero_from = abs_from & (PAGE_SIZE - 1); + zero_to = abs_to & (PAGE_SIZE - 1); if (!zero_to) - zero_to = PAGE_CACHE_SIZE; + zero_to = PAGE_SIZE; trace_ocfs2_write_zero_page( (unsigned long long)OCFS2_I(inode)->ip_blkno, @@ -851,7 +851,7 @@ static int ocfs2_write_zero_page(struct inode *inode, u64 abs_from, out_unlock: unlock_page(page); - page_cache_release(page); + put_page(page); out_commit_trans: if (handle) ocfs2_commit_trans(OCFS2_SB(inode->i_sb), handle); @@ -959,7 +959,7 @@ static int ocfs2_zero_extend_range(struct inode *inode, u64 range_start, BUG_ON(range_start >= range_end); while (zero_pos < range_end) { - next_pos = (zero_pos & PAGE_CACHE_MASK) + PAGE_CACHE_SIZE; + next_pos = (zero_pos & PAGE_MASK) + PAGE_SIZE; if (next_pos > range_end) next_pos = range_end; rc = ocfs2_write_zero_page(inode, zero_pos, next_pos, di_bh); diff --git a/fs/ocfs2/mmap.c b/fs/ocfs2/mmap.c index 9ea081f4e6e4613a18a51c21f95de5a3f14183fb..71545ad4628ce8bc37b377abcf1983d169d38f48 100644 --- a/fs/ocfs2/mmap.c +++ b/fs/ocfs2/mmap.c @@ -65,13 +65,13 @@ static int __ocfs2_page_mkwrite(struct file *file, struct buffer_head *di_bh, struct inode *inode = file_inode(file); struct address_space *mapping = inode->i_mapping; loff_t pos = page_offset(page); - unsigned int len = PAGE_CACHE_SIZE; + unsigned int len = PAGE_SIZE; pgoff_t last_index; struct page *locked_page = NULL; void *fsdata; loff_t size = i_size_read(inode); - last_index = (size - 1) >> PAGE_CACHE_SHIFT; + last_index = (size - 1) >> PAGE_SHIFT; /* * There are cases that lead to the page no longer bebongs to the @@ -102,7 +102,7 @@ static int __ocfs2_page_mkwrite(struct file *file, struct buffer_head *di_bh, * because the "write" would invalidate their data. */ if (page->index == last_index) - len = ((size - 1) & ~PAGE_CACHE_MASK) + 1; + len = ((size - 1) & ~PAGE_MASK) + 1; ret = ocfs2_write_begin_nolock(mapping, pos, len, OCFS2_WRITE_MMAP, &locked_page, &fsdata, di_bh, page); diff --git a/fs/ocfs2/ocfs2.h b/fs/ocfs2/ocfs2.h index 6cf6538a065160ec815d3c92549029dc14698265..e63af7ddfe688f85516fd9f64d3600152b118e64 100644 --- a/fs/ocfs2/ocfs2.h +++ b/fs/ocfs2/ocfs2.h @@ -822,10 +822,10 @@ static inline unsigned int ocfs2_page_index_to_clusters(struct super_block *sb, u32 clusters = pg_index; unsigned int cbits = OCFS2_SB(sb)->s_clustersize_bits; - if (unlikely(PAGE_CACHE_SHIFT > cbits)) - clusters = pg_index << (PAGE_CACHE_SHIFT - cbits); - else if (PAGE_CACHE_SHIFT < cbits) - clusters = pg_index >> (cbits - PAGE_CACHE_SHIFT); + if (unlikely(PAGE_SHIFT > cbits)) + clusters = pg_index << (PAGE_SHIFT - cbits); + else if (PAGE_SHIFT < cbits) + clusters = pg_index >> (cbits - PAGE_SHIFT); return clusters; } @@ -839,10 +839,10 @@ static inline pgoff_t ocfs2_align_clusters_to_page_index(struct super_block *sb, unsigned int cbits = OCFS2_SB(sb)->s_clustersize_bits; pgoff_t index = clusters; - if (PAGE_CACHE_SHIFT > cbits) { - index = (pgoff_t)clusters >> (PAGE_CACHE_SHIFT - cbits); - } else if (PAGE_CACHE_SHIFT < cbits) { - index = (pgoff_t)clusters << (cbits - PAGE_CACHE_SHIFT); + if (PAGE_SHIFT > cbits) { + index = (pgoff_t)clusters >> (PAGE_SHIFT - cbits); + } else if (PAGE_SHIFT < cbits) { + index = (pgoff_t)clusters << (cbits - PAGE_SHIFT); } return index; @@ -853,8 +853,8 @@ static inline unsigned int ocfs2_pages_per_cluster(struct super_block *sb) unsigned int cbits = OCFS2_SB(sb)->s_clustersize_bits; unsigned int pages_per_cluster = 1; - if (PAGE_CACHE_SHIFT < cbits) - pages_per_cluster = 1 << (cbits - PAGE_CACHE_SHIFT); + if (PAGE_SHIFT < cbits) + pages_per_cluster = 1 << (cbits - PAGE_SHIFT); return pages_per_cluster; } diff --git a/fs/ocfs2/quota_global.c b/fs/ocfs2/quota_global.c index 3892f3c079ca83dae1a8b92bf6263cf4b3851be5..ab6a6cdcf91c856d5ff1fcc04692a6abb9f141f4 100644 --- a/fs/ocfs2/quota_global.c +++ b/fs/ocfs2/quota_global.c @@ -867,6 +867,10 @@ static int ocfs2_get_next_id(struct super_block *sb, struct kqid *qid) int status = 0; trace_ocfs2_get_next_id(from_kqid(&init_user_ns, *qid), type); + if (!sb_has_quota_loaded(sb, type)) { + status = -ESRCH; + goto out; + } status = ocfs2_lock_global_qf(info, 0); if (status < 0) goto out; @@ -878,8 +882,11 @@ static int ocfs2_get_next_id(struct super_block *sb, struct kqid *qid) out_global: ocfs2_unlock_global_qf(info, 0); out: - /* Avoid logging ENOENT since it just means there isn't next ID */ - if (status && status != -ENOENT) + /* + * Avoid logging ENOENT since it just means there isn't next ID and + * ESRCH which means quota isn't enabled for the filesystem. + */ + if (status && status != -ENOENT && status != -ESRCH) mlog_errno(status); return status; } diff --git a/fs/ocfs2/refcounttree.c b/fs/ocfs2/refcounttree.c index 3eff031aaf264df58b74c4165749b0c2385c6312..744d5d90c363a182812e2c7de7ecf4971452ce3c 100644 --- a/fs/ocfs2/refcounttree.c +++ b/fs/ocfs2/refcounttree.c @@ -2937,16 +2937,16 @@ int ocfs2_duplicate_clusters_by_page(handle_t *handle, end = i_size_read(inode); while (offset < end) { - page_index = offset >> PAGE_CACHE_SHIFT; - map_end = ((loff_t)page_index + 1) << PAGE_CACHE_SHIFT; + page_index = offset >> PAGE_SHIFT; + map_end = ((loff_t)page_index + 1) << PAGE_SHIFT; if (map_end > end) map_end = end; /* from, to is the offset within the page. */ - from = offset & (PAGE_CACHE_SIZE - 1); - to = PAGE_CACHE_SIZE; - if (map_end & (PAGE_CACHE_SIZE - 1)) - to = map_end & (PAGE_CACHE_SIZE - 1); + from = offset & (PAGE_SIZE - 1); + to = PAGE_SIZE; + if (map_end & (PAGE_SIZE - 1)) + to = map_end & (PAGE_SIZE - 1); page = find_or_create_page(mapping, page_index, GFP_NOFS); if (!page) { @@ -2956,10 +2956,10 @@ int ocfs2_duplicate_clusters_by_page(handle_t *handle, } /* - * In case PAGE_CACHE_SIZE <= CLUSTER_SIZE, This page + * In case PAGE_SIZE <= CLUSTER_SIZE, This page * can't be dirtied before we CoW it out. */ - if (PAGE_CACHE_SIZE <= OCFS2_SB(sb)->s_clustersize) + if (PAGE_SIZE <= OCFS2_SB(sb)->s_clustersize) BUG_ON(PageDirty(page)); if (!PageUptodate(page)) { @@ -2987,7 +2987,7 @@ int ocfs2_duplicate_clusters_by_page(handle_t *handle, mark_page_accessed(page); unlock: unlock_page(page); - page_cache_release(page); + put_page(page); page = NULL; offset = map_end; if (ret) @@ -3165,8 +3165,8 @@ int ocfs2_cow_sync_writeback(struct super_block *sb, } while (offset < end) { - page_index = offset >> PAGE_CACHE_SHIFT; - map_end = ((loff_t)page_index + 1) << PAGE_CACHE_SHIFT; + page_index = offset >> PAGE_SHIFT; + map_end = ((loff_t)page_index + 1) << PAGE_SHIFT; if (map_end > end) map_end = end; @@ -3182,7 +3182,7 @@ int ocfs2_cow_sync_writeback(struct super_block *sb, mark_page_accessed(page); unlock_page(page); - page_cache_release(page); + put_page(page); page = NULL; offset = map_end; if (ret) diff --git a/fs/ocfs2/super.c b/fs/ocfs2/super.c index 7db631e1c8b0a6fac59a4759545f38e6a46eb9ab..d7cae3327de5caab7c23b64c9e68460010b4317f 100644 --- a/fs/ocfs2/super.c +++ b/fs/ocfs2/super.c @@ -605,8 +605,8 @@ static unsigned long long ocfs2_max_file_offset(unsigned int bbits, /* * We might be limited by page cache size. */ - if (bytes > PAGE_CACHE_SIZE) { - bytes = PAGE_CACHE_SIZE; + if (bytes > PAGE_SIZE) { + bytes = PAGE_SIZE; trim = 1; /* * Shift by 31 here so that we don't get larger than diff --git a/fs/orangefs/dir.c b/fs/orangefs/dir.c index f30b6ecacdd19595cca35f8a6711eaedc3c0ef04..324f0af40d7bd3c4c014c5e8de7a7b2b56e129b7 100644 --- a/fs/orangefs/dir.c +++ b/fs/orangefs/dir.c @@ -153,7 +153,6 @@ static int orangefs_readdir(struct file *file, struct dir_context *ctx) struct dentry *dentry = file->f_path.dentry; struct orangefs_kernel_op_s *new_op = NULL; struct orangefs_inode_s *orangefs_inode = ORANGEFS_I(dentry->d_inode); - int buffer_full = 0; struct orangefs_readdir_response_s readdir_response; void *dents_buf; int i = 0; @@ -235,7 +234,7 @@ static int orangefs_readdir(struct file *file, struct dir_context *ctx) if (ret == -EIO && op_state_purged(new_op)) { gossip_err("%s: Client is down. Aborting readdir call.\n", __func__); - goto out_slot; + goto out_free_op; } if (ret < 0 || new_op->downcall.status != 0) { @@ -244,14 +243,14 @@ static int orangefs_readdir(struct file *file, struct dir_context *ctx) new_op->downcall.status); if (ret >= 0) ret = new_op->downcall.status; - goto out_slot; + goto out_free_op; } dents_buf = new_op->downcall.trailer_buf; if (dents_buf == NULL) { gossip_err("Invalid NULL buffer in readdir response\n"); ret = -ENOMEM; - goto out_slot; + goto out_free_op; } bytes_decoded = decode_dirents(dents_buf, new_op->downcall.trailer_size, @@ -350,8 +349,7 @@ static int orangefs_readdir(struct file *file, struct dir_context *ctx) /* * Did we hit the end of the directory? */ - if (readdir_response.token == ORANGEFS_READDIR_END && - !buffer_full) { + if (readdir_response.token == ORANGEFS_READDIR_END) { gossip_debug(GOSSIP_DIR_DEBUG, "End of dir detected; setting ctx->pos to ORANGEFS_READDIR_END.\n"); ctx->pos = ORANGEFS_READDIR_END; @@ -363,8 +361,6 @@ static int orangefs_readdir(struct file *file, struct dir_context *ctx) out_vfree: gossip_debug(GOSSIP_DIR_DEBUG, "vfree %p\n", dents_buf); vfree(dents_buf); -out_slot: - orangefs_readdir_index_put(buffer_index); out_free_op: op_release(new_op); gossip_debug(GOSSIP_DIR_DEBUG, "orangefs_readdir returning %d\n", ret); diff --git a/fs/orangefs/inode.c b/fs/orangefs/inode.c index 2382e267b49e355a066511bcdda73f435ed2b292..85640e955cde93dfe40b70768aa78d6cb660ac41 100644 --- a/fs/orangefs/inode.c +++ b/fs/orangefs/inode.c @@ -18,8 +18,8 @@ static int read_one_page(struct page *page) int max_block; ssize_t bytes_read = 0; struct inode *inode = page->mapping->host; - const __u32 blocksize = PAGE_CACHE_SIZE; /* inode->i_blksize */ - const __u32 blockbits = PAGE_CACHE_SHIFT; /* inode->i_blkbits */ + const __u32 blocksize = PAGE_SIZE; /* inode->i_blksize */ + const __u32 blockbits = PAGE_SHIFT; /* inode->i_blkbits */ struct iov_iter to; struct bio_vec bv = {.bv_page = page, .bv_len = PAGE_SIZE}; @@ -86,7 +86,7 @@ static int orangefs_readpages(struct file *file, "failure adding page to cache, read_one_page returned: %d\n", ret); } else { - page_cache_release(page); + put_page(page); } } BUG_ON(!list_empty(pages)); @@ -204,22 +204,8 @@ static int orangefs_setattr_size(struct inode *inode, struct iattr *iattr) if (ret != 0) return ret; - /* - * Only change the c/mtime if we are changing the size or we are - * explicitly asked to change it. This handles the semantic difference - * between truncate() and ftruncate() as implemented in the VFS. - * - * The regular truncate() case without ATTR_CTIME and ATTR_MTIME is a - * special case where we need to update the times despite not having - * these flags set. For all other operations the VFS set these flags - * explicitly if it wants a timestamp update. - */ - if (orig_size != i_size_read(inode) && - !(iattr->ia_valid & (ATTR_CTIME | ATTR_MTIME))) { - iattr->ia_ctime = iattr->ia_mtime = - current_fs_time(inode->i_sb); + if (orig_size != i_size_read(inode)) iattr->ia_valid |= ATTR_CTIME | ATTR_MTIME; - } return ret; } @@ -328,7 +314,7 @@ static int orangefs_init_iops(struct inode *inode) case S_IFREG: inode->i_op = &orangefs_file_inode_operations; inode->i_fop = &orangefs_file_operations; - inode->i_blkbits = PAGE_CACHE_SHIFT; + inode->i_blkbits = PAGE_SHIFT; break; case S_IFLNK: inode->i_op = &orangefs_symlink_inode_operations; @@ -456,7 +442,7 @@ struct inode *orangefs_new_inode(struct super_block *sb, struct inode *dir, inode->i_uid = current_fsuid(); inode->i_gid = current_fsgid(); inode->i_atime = inode->i_mtime = inode->i_ctime = CURRENT_TIME; - inode->i_size = PAGE_CACHE_SIZE; + inode->i_size = PAGE_SIZE; inode->i_rdev = dev; error = insert_inode_locked4(inode, hash, orangefs_test_inode, ref); diff --git a/fs/orangefs/orangefs-bufmap.c b/fs/orangefs/orangefs-bufmap.c index 1f8acc9f9a888c3ae3ae944e480301fd219653b2..75375e90a63f32e4bac0ef3e996c960c673b250e 100644 --- a/fs/orangefs/orangefs-bufmap.c +++ b/fs/orangefs/orangefs-bufmap.c @@ -170,7 +170,7 @@ orangefs_bufmap_unmap(struct orangefs_bufmap *bufmap) int i; for (i = 0; i < bufmap->page_count; i++) - page_cache_release(bufmap->page_array[i]); + put_page(bufmap->page_array[i]); } static void @@ -299,7 +299,7 @@ orangefs_bufmap_map(struct orangefs_bufmap *bufmap, for (i = 0; i < ret; i++) { SetPageError(bufmap->page_array[i]); - page_cache_release(bufmap->page_array[i]); + put_page(bufmap->page_array[i]); } return -ENOMEM; } diff --git a/fs/orangefs/orangefs-debugfs.c b/fs/orangefs/orangefs-debugfs.c index 19670b8b4053b49a6c40da82464ff75000bb84da..1714a737d5563ba3fd6dbbd468837b9e9f66de7e 100644 --- a/fs/orangefs/orangefs-debugfs.c +++ b/fs/orangefs/orangefs-debugfs.c @@ -126,8 +126,7 @@ int orangefs_debugfs_init(void) void orangefs_debugfs_cleanup(void) { - if (debug_dir) - debugfs_remove_recursive(debug_dir); + debugfs_remove_recursive(debug_dir); } /* open ORANGEFS_KMOD_DEBUG_HELP_FILE */ diff --git a/fs/orangefs/orangefs-utils.c b/fs/orangefs/orangefs-utils.c index 40f5163b56aa02142b4be4ed64eabd5a96ccfc18..2d129b5886eeb7a61d067502900dca75cf525d08 100644 --- a/fs/orangefs/orangefs-utils.c +++ b/fs/orangefs/orangefs-utils.c @@ -303,7 +303,7 @@ int orangefs_inode_getattr(struct inode *inode, int new, int size) } break; case S_IFDIR: - inode->i_size = PAGE_CACHE_SIZE; + inode->i_size = PAGE_SIZE; orangefs_inode->blksize = (1 << inode->i_blkbits); spin_lock(&inode->i_lock); inode_set_bytes(inode, inode->i_size); @@ -315,9 +315,13 @@ int orangefs_inode_getattr(struct inode *inode, int new, int size) inode->i_size = (loff_t)strlen(new_op-> downcall.resp.getattr.link_target); orangefs_inode->blksize = (1 << inode->i_blkbits); - strlcpy(orangefs_inode->link_target, + ret = strscpy(orangefs_inode->link_target, new_op->downcall.resp.getattr.link_target, ORANGEFS_NAME_MAX); + if (ret == -E2BIG) { + ret = -EIO; + goto out; + } inode->i_link = orangefs_inode->link_target; } break; diff --git a/fs/orangefs/protocol.h b/fs/orangefs/protocol.h index 45ce4ff4cbc79b6c9a1d324a7e0794ce2b94ddfc..1efc6f8a5224cb0cd1ebb84b793cb68042e70442 100644 --- a/fs/orangefs/protocol.h +++ b/fs/orangefs/protocol.h @@ -1,3 +1,4 @@ +#include #include #include #include @@ -74,8 +75,8 @@ static inline void ORANGEFS_khandle_to(const struct orangefs_khandle *kh, void *p, int size) { - memset(p, 0, size); memcpy(p, kh->u, 16); + memset(p + 16, 0, size - 16); } @@ -407,7 +408,7 @@ enum { * space. Zero signifies the upstream version of the kernel module. */ #define ORANGEFS_KERNEL_PROTO_VERSION 0 -#define ORANGEFS_MINIMUM_USERSPACE_VERSION 20904 +#define ORANGEFS_MINIMUM_USERSPACE_VERSION 20903 /* * describes memory regions to map in the ORANGEFS_DEV_MAP ioctl. @@ -427,26 +428,28 @@ struct ORANGEFS_dev_map_desc { /* gossip.h *****************************************************************/ #ifdef GOSSIP_DISABLE_DEBUG -#define gossip_debug(mask, format, f...) do {} while (0) +#define gossip_debug(mask, fmt, ...) \ +do { \ + if (0) \ + printk(KERN_DEBUG fmt, ##__VA_ARGS__); \ +} while (0) #else extern __u64 gossip_debug_mask; extern struct client_debug_mask client_debug_mask; /* try to avoid function call overhead by checking masks in macro */ -#define gossip_debug(mask, format, f...) \ -do { \ - if (gossip_debug_mask & mask) \ - printk(format, ##f); \ +#define gossip_debug(mask, fmt, ...) \ +do { \ + if (gossip_debug_mask & (mask)) \ + printk(KERN_DEBUG fmt, ##__VA_ARGS__); \ } while (0) #endif /* GOSSIP_DISABLE_DEBUG */ /* do file and line number printouts w/ the GNU preprocessor */ -#define gossip_ldebug(mask, format, f...) \ - gossip_debug(mask, "%s: " format, __func__, ##f) - -#define gossip_err printk -#define gossip_lerr(format, f...) \ - gossip_err("%s line %d: " format, \ - __FILE__, \ - __LINE__, \ - ##f) +#define gossip_ldebug(mask, fmt, ...) \ + gossip_debug(mask, "%s: " fmt, __func__, ##__VA_ARGS__) + +#define gossip_err pr_err +#define gossip_lerr(fmt, ...) \ + gossip_err("%s line %d: " fmt, \ + __FILE__, __LINE__, ##__VA_ARGS__) diff --git a/fs/orangefs/xattr.c b/fs/orangefs/xattr.c index ef5da7538cd5177f78c31542121ad36f2d24115e..63a6280d8c3a415df407ce96bd4833a99538fde0 100644 --- a/fs/orangefs/xattr.c +++ b/fs/orangefs/xattr.c @@ -73,10 +73,6 @@ ssize_t orangefs_inode_getxattr(struct inode *inode, const char *prefix, "%s: prefix %s name %s, buffer_size %zd\n", __func__, prefix, name, size); - if (name == NULL || (size > 0 && buffer == NULL)) { - gossip_err("orangefs_inode_getxattr: bogus NULL pointers\n"); - return -EINVAL; - } if ((strlen(name) + strlen(prefix)) >= ORANGEFS_MAX_XATTR_NAMELEN) { gossip_err("Invalid key length (%d)\n", (int)(strlen(name) + strlen(prefix))); @@ -146,8 +142,8 @@ ssize_t orangefs_inode_getxattr(struct inode *inode, const char *prefix, goto out_release_op; } - memset(buffer, 0, size); memcpy(buffer, new_op->downcall.resp.getxattr.val, length); + memset(buffer + length, 0, size - length); gossip_debug(GOSSIP_XATTR_DEBUG, "orangefs_inode_getxattr: inode %pU " "key %s key_sz %d, val_len %d\n", @@ -239,8 +235,7 @@ int orangefs_inode_setxattr(struct inode *inode, const char *prefix, "%s: prefix %s, name %s, buffer_size %zd\n", __func__, prefix, name, size); - if (size < 0 || - size >= ORANGEFS_MAX_XATTR_VALUELEN || + if (size >= ORANGEFS_MAX_XATTR_VALUELEN || flags < 0) { gossip_err("orangefs_inode_setxattr: bogus values of size(%d), flags(%d)\n", (int)size, @@ -248,12 +243,6 @@ int orangefs_inode_setxattr(struct inode *inode, const char *prefix, return -EINVAL; } - if (name == NULL || - (size > 0 && value == NULL)) { - gossip_err("orangefs_inode_setxattr: bogus NULL pointers!\n"); - return -EINVAL; - } - internal_flag = convert_to_internal_xattr_flags(flags); if (prefix) { @@ -353,10 +342,6 @@ ssize_t orangefs_listxattr(struct dentry *dentry, char *buffer, size_t size) gossip_err("%s: bogus NULL pointers\n", __func__); return -EINVAL; } - if (size < 0) { - gossip_err("Invalid size (%d)\n", (int)size); - return -EINVAL; - } down_read(&orangefs_inode->xattr_sem); new_op = op_alloc(ORANGEFS_VFS_OP_LISTXATTR); diff --git a/fs/overlayfs/super.c b/fs/overlayfs/super.c index ef64984c9bbcec1f765ed0601dbfb9082bc44f42..5d972e6cd3fe97fcae5c782b59c72c0007668566 100644 --- a/fs/overlayfs/super.c +++ b/fs/overlayfs/super.c @@ -295,6 +295,37 @@ static void ovl_dentry_release(struct dentry *dentry) } } +static struct dentry *ovl_d_real(struct dentry *dentry, struct inode *inode) +{ + struct dentry *real; + + if (d_is_dir(dentry)) { + if (!inode || inode == d_inode(dentry)) + return dentry; + goto bug; + } + + real = ovl_dentry_upper(dentry); + if (real && (!inode || inode == d_inode(real))) + return real; + + real = ovl_dentry_lower(dentry); + if (!real) + goto bug; + + if (!inode || inode == d_inode(real)) + return real; + + /* Handle recursion */ + if (real->d_flags & DCACHE_OP_REAL) + return real->d_op->d_real(real, inode); + +bug: + WARN(1, "ovl_d_real(%pd4, %s:%lu\n): real dentry not found\n", dentry, + inode ? inode->i_sb->s_id : "NULL", inode ? inode->i_ino : 0); + return dentry; +} + static int ovl_dentry_revalidate(struct dentry *dentry, unsigned int flags) { struct ovl_entry *oe = dentry->d_fsdata; @@ -339,11 +370,13 @@ static int ovl_dentry_weak_revalidate(struct dentry *dentry, unsigned int flags) static const struct dentry_operations ovl_dentry_operations = { .d_release = ovl_dentry_release, .d_select_inode = ovl_d_select_inode, + .d_real = ovl_d_real, }; static const struct dentry_operations ovl_reval_dentry_operations = { .d_release = ovl_dentry_release, .d_select_inode = ovl_d_select_inode, + .d_real = ovl_d_real, .d_revalidate = ovl_dentry_revalidate, .d_weak_revalidate = ovl_dentry_weak_revalidate, }; diff --git a/fs/pipe.c b/fs/pipe.c index ab8dad3ccb6a8bac13a2eab25eeb2b68791d60f5..0d3f5165cb0b8cb8863b9df5253ca688294c7440 100644 --- a/fs/pipe.c +++ b/fs/pipe.c @@ -134,7 +134,7 @@ static void anon_pipe_buf_release(struct pipe_inode_info *pipe, if (page_count(page) == 1 && !pipe->tmp_page) pipe->tmp_page = page; else - page_cache_release(page); + put_page(page); } /** @@ -180,7 +180,7 @@ EXPORT_SYMBOL(generic_pipe_buf_steal); */ void generic_pipe_buf_get(struct pipe_inode_info *pipe, struct pipe_buffer *buf) { - page_cache_get(buf->page); + get_page(buf->page); } EXPORT_SYMBOL(generic_pipe_buf_get); @@ -211,7 +211,7 @@ EXPORT_SYMBOL(generic_pipe_buf_confirm); void generic_pipe_buf_release(struct pipe_inode_info *pipe, struct pipe_buffer *buf) { - page_cache_release(buf->page); + put_page(buf->page); } EXPORT_SYMBOL(generic_pipe_buf_release); diff --git a/fs/proc/task_mmu.c b/fs/proc/task_mmu.c index 9df4316420422db9f7926b1f160f9bd554048535..229cb546bee0ed6f0d1ebbd5af7c0185f9d64615 100644 --- a/fs/proc/task_mmu.c +++ b/fs/proc/task_mmu.c @@ -553,7 +553,7 @@ static void smaps_pte_entry(pte_t *pte, unsigned long addr, if (radix_tree_exceptional_entry(page)) mss->swap += PAGE_SIZE; else - page_cache_release(page); + put_page(page); return; } diff --git a/fs/proc/vmcore.c b/fs/proc/vmcore.c index 55bb57e6a30d3f3bae7b6db04b1f827e2885eff4..8afe10cf7df80f042ec1c3a34b3c3d412f5a3fce 100644 --- a/fs/proc/vmcore.c +++ b/fs/proc/vmcore.c @@ -279,12 +279,12 @@ static int mmap_vmcore_fault(struct vm_area_struct *vma, struct vm_fault *vmf) if (!page) return VM_FAULT_OOM; if (!PageUptodate(page)) { - offset = (loff_t) index << PAGE_CACHE_SHIFT; + offset = (loff_t) index << PAGE_SHIFT; buf = __va((page_to_pfn(page) << PAGE_SHIFT)); rc = __read_vmcore(buf, PAGE_SIZE, &offset, 0); if (rc < 0) { unlock_page(page); - page_cache_release(page); + put_page(page); return (rc == -ENOMEM) ? VM_FAULT_OOM : VM_FAULT_SIGBUS; } SetPageUptodate(page); diff --git a/fs/pstore/inode.c b/fs/pstore/inode.c index dc645b66cd79aea96ea723f8b127a16f7d6f70cd..45d6110744cb77255a2705f19176240e9be65e6f 100644 --- a/fs/pstore/inode.c +++ b/fs/pstore/inode.c @@ -420,8 +420,8 @@ static int pstore_fill_super(struct super_block *sb, void *data, int silent) pstore_sb = sb; sb->s_maxbytes = MAX_LFS_FILESIZE; - sb->s_blocksize = PAGE_CACHE_SIZE; - sb->s_blocksize_bits = PAGE_CACHE_SHIFT; + sb->s_blocksize = PAGE_SIZE; + sb->s_blocksize_bits = PAGE_SHIFT; sb->s_magic = PSTOREFS_MAGIC; sb->s_op = &pstore_ops; sb->s_time_gran = 1; diff --git a/fs/qnx6/dir.c b/fs/qnx6/dir.c index e1f37278cf97bfc0e7973c2f860062cc02c70cbe..144ceda4948e92ab58e2ba7d524c9bf73afd75f2 100644 --- a/fs/qnx6/dir.c +++ b/fs/qnx6/dir.c @@ -35,9 +35,9 @@ static struct page *qnx6_get_page(struct inode *dir, unsigned long n) static unsigned last_entry(struct inode *inode, unsigned long page_nr) { unsigned long last_byte = inode->i_size; - last_byte -= page_nr << PAGE_CACHE_SHIFT; - if (last_byte > PAGE_CACHE_SIZE) - last_byte = PAGE_CACHE_SIZE; + last_byte -= page_nr << PAGE_SHIFT; + if (last_byte > PAGE_SIZE) + last_byte = PAGE_SIZE; return last_byte / QNX6_DIR_ENTRY_SIZE; } @@ -47,9 +47,9 @@ static struct qnx6_long_filename *qnx6_longname(struct super_block *sb, { struct qnx6_sb_info *sbi = QNX6_SB(sb); u32 s = fs32_to_cpu(sbi, de->de_long_inode); /* in block units */ - u32 n = s >> (PAGE_CACHE_SHIFT - sb->s_blocksize_bits); /* in pages */ + u32 n = s >> (PAGE_SHIFT - sb->s_blocksize_bits); /* in pages */ /* within page */ - u32 offs = (s << sb->s_blocksize_bits) & ~PAGE_CACHE_MASK; + u32 offs = (s << sb->s_blocksize_bits) & ~PAGE_MASK; struct address_space *mapping = sbi->longfile->i_mapping; struct page *page = read_mapping_page(mapping, n, NULL); if (IS_ERR(page)) @@ -115,8 +115,8 @@ static int qnx6_readdir(struct file *file, struct dir_context *ctx) struct qnx6_sb_info *sbi = QNX6_SB(s); loff_t pos = ctx->pos & ~(QNX6_DIR_ENTRY_SIZE - 1); unsigned long npages = dir_pages(inode); - unsigned long n = pos >> PAGE_CACHE_SHIFT; - unsigned start = (pos & ~PAGE_CACHE_MASK) / QNX6_DIR_ENTRY_SIZE; + unsigned long n = pos >> PAGE_SHIFT; + unsigned start = (pos & ~PAGE_MASK) / QNX6_DIR_ENTRY_SIZE; bool done = false; ctx->pos = pos; @@ -131,7 +131,7 @@ static int qnx6_readdir(struct file *file, struct dir_context *ctx) if (IS_ERR(page)) { pr_err("%s(): read failed\n", __func__); - ctx->pos = (n + 1) << PAGE_CACHE_SHIFT; + ctx->pos = (n + 1) << PAGE_SHIFT; return PTR_ERR(page); } de = ((struct qnx6_dir_entry *)page_address(page)) + start; diff --git a/fs/qnx6/inode.c b/fs/qnx6/inode.c index 47bb1de07155e27a3ca553c16efa3a138c64b16a..1192422a1c5628e5782961252e2a1bdab58237c7 100644 --- a/fs/qnx6/inode.c +++ b/fs/qnx6/inode.c @@ -542,8 +542,8 @@ struct inode *qnx6_iget(struct super_block *sb, unsigned ino) iget_failed(inode); return ERR_PTR(-EIO); } - n = (ino - 1) >> (PAGE_CACHE_SHIFT - QNX6_INODE_SIZE_BITS); - offs = (ino - 1) & (~PAGE_CACHE_MASK >> QNX6_INODE_SIZE_BITS); + n = (ino - 1) >> (PAGE_SHIFT - QNX6_INODE_SIZE_BITS); + offs = (ino - 1) & (~PAGE_MASK >> QNX6_INODE_SIZE_BITS); mapping = sbi->inodes->i_mapping; page = read_mapping_page(mapping, n, NULL); if (IS_ERR(page)) { diff --git a/fs/qnx6/qnx6.h b/fs/qnx6/qnx6.h index d3fb2b698800298184e72db2489f491d91948ba9..f23b5c4a66ad753b8299f5e463bcd1965cfd4de6 100644 --- a/fs/qnx6/qnx6.h +++ b/fs/qnx6/qnx6.h @@ -128,7 +128,7 @@ extern struct qnx6_super_block *qnx6_mmi_fill_super(struct super_block *s, static inline void qnx6_put_page(struct page *page) { kunmap(page); - page_cache_release(page); + put_page(page); } extern unsigned qnx6_find_entry(int len, struct inode *dir, const char *name, diff --git a/fs/quota/dquot.c b/fs/quota/dquot.c index ba827daea5a0b2a7883327a18a83a43315c9bd2a..ff21980d0119a58aa41c825258e435aa799042c7 100644 --- a/fs/quota/dquot.c +++ b/fs/quota/dquot.c @@ -2047,11 +2047,20 @@ int dquot_get_next_id(struct super_block *sb, struct kqid *qid) struct quota_info *dqopt = sb_dqopt(sb); int err; - if (!dqopt->ops[qid->type]->get_next_id) - return -ENOSYS; + mutex_lock(&dqopt->dqonoff_mutex); + if (!sb_has_quota_active(sb, qid->type)) { + err = -ESRCH; + goto out; + } + if (!dqopt->ops[qid->type]->get_next_id) { + err = -ENOSYS; + goto out; + } mutex_lock(&dqopt->dqio_mutex); err = dqopt->ops[qid->type]->get_next_id(sb, qid); mutex_unlock(&dqopt->dqio_mutex); +out: + mutex_unlock(&dqopt->dqonoff_mutex); return err; } diff --git a/fs/ramfs/inode.c b/fs/ramfs/inode.c index 38981b03752433de71197c5c724999a33dc2d53d..1ab6e6c2e60e72f14c3749cf4a3bff657b5b3244 100644 --- a/fs/ramfs/inode.c +++ b/fs/ramfs/inode.c @@ -223,8 +223,8 @@ int ramfs_fill_super(struct super_block *sb, void *data, int silent) return err; sb->s_maxbytes = MAX_LFS_FILESIZE; - sb->s_blocksize = PAGE_CACHE_SIZE; - sb->s_blocksize_bits = PAGE_CACHE_SHIFT; + sb->s_blocksize = PAGE_SIZE; + sb->s_blocksize_bits = PAGE_SHIFT; sb->s_magic = RAMFS_MAGIC; sb->s_op = &ramfs_ops; sb->s_time_gran = 1; diff --git a/fs/reiserfs/file.c b/fs/reiserfs/file.c index 9424a4ba93a9504b12c75c08d0f4a4cd8f49fe20..389773711de4cf0aafc2a4002c484b8bbd7eb984 100644 --- a/fs/reiserfs/file.c +++ b/fs/reiserfs/file.c @@ -180,11 +180,11 @@ int reiserfs_commit_page(struct inode *inode, struct page *page, int partial = 0; unsigned blocksize; struct buffer_head *bh, *head; - unsigned long i_size_index = inode->i_size >> PAGE_CACHE_SHIFT; + unsigned long i_size_index = inode->i_size >> PAGE_SHIFT; int new; int logit = reiserfs_file_data_log(inode); struct super_block *s = inode->i_sb; - int bh_per_page = PAGE_CACHE_SIZE / s->s_blocksize; + int bh_per_page = PAGE_SIZE / s->s_blocksize; struct reiserfs_transaction_handle th; int ret = 0; diff --git a/fs/reiserfs/inode.c b/fs/reiserfs/inode.c index ae9e5b308cf9f5775300e7ee109e4e2f72720b12..d5c2e9c865deed5a50e48cdca85901c8c042e627 100644 --- a/fs/reiserfs/inode.c +++ b/fs/reiserfs/inode.c @@ -386,7 +386,7 @@ static int _get_block_create_0(struct inode *inode, sector_t block, goto finished; } /* read file tail into part of page */ - offset = (cpu_key_k_offset(&key) - 1) & (PAGE_CACHE_SIZE - 1); + offset = (cpu_key_k_offset(&key) - 1) & (PAGE_SIZE - 1); copy_item_head(&tmp_ih, ih); /* @@ -587,10 +587,10 @@ static int convert_tail_for_hole(struct inode *inode, return -EIO; /* always try to read until the end of the block */ - tail_start = tail_offset & (PAGE_CACHE_SIZE - 1); + tail_start = tail_offset & (PAGE_SIZE - 1); tail_end = (tail_start | (bh_result->b_size - 1)) + 1; - index = tail_offset >> PAGE_CACHE_SHIFT; + index = tail_offset >> PAGE_SHIFT; /* * hole_page can be zero in case of direct_io, we are sure * that we cannot get here if we write with O_DIRECT into tail page @@ -629,7 +629,7 @@ static int convert_tail_for_hole(struct inode *inode, unlock: if (tail_page != hole_page) { unlock_page(tail_page); - page_cache_release(tail_page); + put_page(tail_page); } out: return retval; @@ -2189,11 +2189,11 @@ static int grab_tail_page(struct inode *inode, * we want the page with the last byte in the file, * not the page that will hold the next byte for appending */ - unsigned long index = (inode->i_size - 1) >> PAGE_CACHE_SHIFT; + unsigned long index = (inode->i_size - 1) >> PAGE_SHIFT; unsigned long pos = 0; unsigned long start = 0; unsigned long blocksize = inode->i_sb->s_blocksize; - unsigned long offset = (inode->i_size) & (PAGE_CACHE_SIZE - 1); + unsigned long offset = (inode->i_size) & (PAGE_SIZE - 1); struct buffer_head *bh; struct buffer_head *head; struct page *page; @@ -2251,7 +2251,7 @@ static int grab_tail_page(struct inode *inode, unlock: unlock_page(page); - page_cache_release(page); + put_page(page); return error; } @@ -2265,7 +2265,7 @@ int reiserfs_truncate_file(struct inode *inode, int update_timestamps) { struct reiserfs_transaction_handle th; /* we want the offset for the first byte after the end of the file */ - unsigned long offset = inode->i_size & (PAGE_CACHE_SIZE - 1); + unsigned long offset = inode->i_size & (PAGE_SIZE - 1); unsigned blocksize = inode->i_sb->s_blocksize; unsigned length; struct page *page = NULL; @@ -2345,7 +2345,7 @@ int reiserfs_truncate_file(struct inode *inode, int update_timestamps) } } unlock_page(page); - page_cache_release(page); + put_page(page); } reiserfs_write_unlock(inode->i_sb); @@ -2354,7 +2354,7 @@ int reiserfs_truncate_file(struct inode *inode, int update_timestamps) out: if (page) { unlock_page(page); - page_cache_release(page); + put_page(page); } reiserfs_write_unlock(inode->i_sb); @@ -2426,7 +2426,7 @@ static int map_block_for_writepage(struct inode *inode, } else if (is_direct_le_ih(ih)) { char *p; p = page_address(bh_result->b_page); - p += (byte_offset - 1) & (PAGE_CACHE_SIZE - 1); + p += (byte_offset - 1) & (PAGE_SIZE - 1); copy_size = ih_item_len(ih) - pos_in_item; fs_gen = get_generation(inode->i_sb); @@ -2525,7 +2525,7 @@ static int reiserfs_write_full_page(struct page *page, struct writeback_control *wbc) { struct inode *inode = page->mapping->host; - unsigned long end_index = inode->i_size >> PAGE_CACHE_SHIFT; + unsigned long end_index = inode->i_size >> PAGE_SHIFT; int error = 0; unsigned long block; sector_t last_block; @@ -2535,7 +2535,7 @@ static int reiserfs_write_full_page(struct page *page, int checked = PageChecked(page); struct reiserfs_transaction_handle th; struct super_block *s = inode->i_sb; - int bh_per_page = PAGE_CACHE_SIZE / s->s_blocksize; + int bh_per_page = PAGE_SIZE / s->s_blocksize; th.t_trans_id = 0; /* no logging allowed when nonblocking or from PF_MEMALLOC */ @@ -2564,16 +2564,16 @@ static int reiserfs_write_full_page(struct page *page, if (page->index >= end_index) { unsigned last_offset; - last_offset = inode->i_size & (PAGE_CACHE_SIZE - 1); + last_offset = inode->i_size & (PAGE_SIZE - 1); /* no file contents in this page */ if (page->index >= end_index + 1 || !last_offset) { unlock_page(page); return 0; } - zero_user_segment(page, last_offset, PAGE_CACHE_SIZE); + zero_user_segment(page, last_offset, PAGE_SIZE); } bh = head; - block = page->index << (PAGE_CACHE_SHIFT - s->s_blocksize_bits); + block = page->index << (PAGE_SHIFT - s->s_blocksize_bits); last_block = (i_size_read(inode) - 1) >> inode->i_blkbits; /* first map all the buffers, logging any direct items we find */ do { @@ -2774,7 +2774,7 @@ static int reiserfs_write_begin(struct file *file, *fsdata = (void *)(unsigned long)flags; } - index = pos >> PAGE_CACHE_SHIFT; + index = pos >> PAGE_SHIFT; page = grab_cache_page_write_begin(mapping, index, flags); if (!page) return -ENOMEM; @@ -2822,7 +2822,7 @@ static int reiserfs_write_begin(struct file *file, } if (ret) { unlock_page(page); - page_cache_release(page); + put_page(page); /* Truncate allocated blocks */ reiserfs_truncate_failed_write(inode); } @@ -2909,7 +2909,7 @@ static int reiserfs_write_end(struct file *file, struct address_space *mapping, else th = NULL; - start = pos & (PAGE_CACHE_SIZE - 1); + start = pos & (PAGE_SIZE - 1); if (unlikely(copied < len)) { if (!PageUptodate(page)) copied = 0; @@ -2974,7 +2974,7 @@ static int reiserfs_write_end(struct file *file, struct address_space *mapping, if (locked) reiserfs_write_unlock(inode->i_sb); unlock_page(page); - page_cache_release(page); + put_page(page); if (pos + len > inode->i_size) reiserfs_truncate_failed_write(inode); @@ -2996,7 +2996,7 @@ int reiserfs_commit_write(struct file *f, struct page *page, unsigned from, unsigned to) { struct inode *inode = page->mapping->host; - loff_t pos = ((loff_t) page->index << PAGE_CACHE_SHIFT) + to; + loff_t pos = ((loff_t) page->index << PAGE_SHIFT) + to; int ret = 0; int update_sd = 0; struct reiserfs_transaction_handle *th = NULL; @@ -3181,7 +3181,7 @@ static void reiserfs_invalidatepage(struct page *page, unsigned int offset, struct inode *inode = page->mapping->host; unsigned int curr_off = 0; unsigned int stop = offset + length; - int partial_page = (offset || length < PAGE_CACHE_SIZE); + int partial_page = (offset || length < PAGE_SIZE); int ret = 1; BUG_ON(!PageLocked(page)); diff --git a/fs/reiserfs/ioctl.c b/fs/reiserfs/ioctl.c index 036a1fc0a8c35655a2bdb6cfb5b79dfccca04d54..57045f423893f5d813dd92c5b3c621a3e0efde08 100644 --- a/fs/reiserfs/ioctl.c +++ b/fs/reiserfs/ioctl.c @@ -203,7 +203,7 @@ int reiserfs_unpack(struct inode *inode, struct file *filp) * __reiserfs_write_begin on that page. This will force a * reiserfs_get_block to unpack the tail for us. */ - index = inode->i_size >> PAGE_CACHE_SHIFT; + index = inode->i_size >> PAGE_SHIFT; mapping = inode->i_mapping; page = grab_cache_page(mapping, index); retval = -ENOMEM; @@ -221,7 +221,7 @@ int reiserfs_unpack(struct inode *inode, struct file *filp) out_unlock: unlock_page(page); - page_cache_release(page); + put_page(page); out: inode_unlock(inode); diff --git a/fs/reiserfs/journal.c b/fs/reiserfs/journal.c index 44c2bdced1c87fda2f0592d9939ba5d626dc4460..2ace90e981f07a51c69c38cc16b415e221ca35d0 100644 --- a/fs/reiserfs/journal.c +++ b/fs/reiserfs/journal.c @@ -599,18 +599,18 @@ static int journal_list_still_alive(struct super_block *s, * This does a check to see if the buffer belongs to one of these * lost pages before doing the final put_bh. If page->mapping was * null, it tries to free buffers on the page, which should make the - * final page_cache_release drop the page from the lru. + * final put_page drop the page from the lru. */ static void release_buffer_page(struct buffer_head *bh) { struct page *page = bh->b_page; if (!page->mapping && trylock_page(page)) { - page_cache_get(page); + get_page(page); put_bh(bh); if (!page->mapping) try_to_free_buffers(page); unlock_page(page); - page_cache_release(page); + put_page(page); } else { put_bh(bh); } diff --git a/fs/reiserfs/stree.c b/fs/reiserfs/stree.c index 24cbe013240fa6559910942173bf7e89768ec49d..5feacd689241e25f346756ee2528b4b42b845d42 100644 --- a/fs/reiserfs/stree.c +++ b/fs/reiserfs/stree.c @@ -1342,7 +1342,7 @@ int reiserfs_delete_item(struct reiserfs_transaction_handle *th, */ data = kmap_atomic(un_bh->b_page); - off = ((le_ih_k_offset(&s_ih) - 1) & (PAGE_CACHE_SIZE - 1)); + off = ((le_ih_k_offset(&s_ih) - 1) & (PAGE_SIZE - 1)); memcpy(data + off, ih_item_body(PATH_PLAST_BUFFER(path), &s_ih), ret_value); @@ -1511,7 +1511,7 @@ static void unmap_buffers(struct page *page, loff_t pos) if (page) { if (page_has_buffers(page)) { - tail_index = pos & (PAGE_CACHE_SIZE - 1); + tail_index = pos & (PAGE_SIZE - 1); cur_index = 0; head = page_buffers(page); bh = head; diff --git a/fs/reiserfs/tail_conversion.c b/fs/reiserfs/tail_conversion.c index f41e19b4bb42f852745caff6888288d5fa04bc2e..2d5489b0a2693a007dee760995e10cd8f1e7daef 100644 --- a/fs/reiserfs/tail_conversion.c +++ b/fs/reiserfs/tail_conversion.c @@ -151,7 +151,7 @@ int direct2indirect(struct reiserfs_transaction_handle *th, struct inode *inode, */ if (up_to_date_bh) { unsigned pgoff = - (tail_offset + total_tail - 1) & (PAGE_CACHE_SIZE - 1); + (tail_offset + total_tail - 1) & (PAGE_SIZE - 1); char *kaddr = kmap_atomic(up_to_date_bh->b_page); memset(kaddr + pgoff, 0, blk_size - total_tail); kunmap_atomic(kaddr); @@ -271,7 +271,7 @@ int indirect2direct(struct reiserfs_transaction_handle *th, * the page was locked and this part of the page was up to date when * indirect2direct was called, so we know the bytes are still valid */ - tail = tail + (pos & (PAGE_CACHE_SIZE - 1)); + tail = tail + (pos & (PAGE_SIZE - 1)); PATH_LAST_POSITION(path)++; diff --git a/fs/reiserfs/xattr.c b/fs/reiserfs/xattr.c index 57e0b23105327b298d17db42d44c2ebf8bd31715..28f5f8b113700e63e9529bba67008ffcb469a724 100644 --- a/fs/reiserfs/xattr.c +++ b/fs/reiserfs/xattr.c @@ -415,7 +415,7 @@ static struct dentry *xattr_lookup(struct inode *inode, const char *name, static inline void reiserfs_put_page(struct page *page) { kunmap(page); - page_cache_release(page); + put_page(page); } static struct page *reiserfs_get_page(struct inode *dir, size_t n) @@ -427,7 +427,7 @@ static struct page *reiserfs_get_page(struct inode *dir, size_t n) * and an unlink/rmdir has just occurred - GFP_NOFS avoids this */ mapping_set_gfp_mask(mapping, GFP_NOFS); - page = read_mapping_page(mapping, n >> PAGE_CACHE_SHIFT, NULL); + page = read_mapping_page(mapping, n >> PAGE_SHIFT, NULL); if (!IS_ERR(page)) { kmap(page); if (PageError(page)) @@ -526,10 +526,10 @@ reiserfs_xattr_set_handle(struct reiserfs_transaction_handle *th, while (buffer_pos < buffer_size || buffer_pos == 0) { size_t chunk; size_t skip = 0; - size_t page_offset = (file_pos & (PAGE_CACHE_SIZE - 1)); + size_t page_offset = (file_pos & (PAGE_SIZE - 1)); - if (buffer_size - buffer_pos > PAGE_CACHE_SIZE) - chunk = PAGE_CACHE_SIZE; + if (buffer_size - buffer_pos > PAGE_SIZE) + chunk = PAGE_SIZE; else chunk = buffer_size - buffer_pos; @@ -546,8 +546,8 @@ reiserfs_xattr_set_handle(struct reiserfs_transaction_handle *th, struct reiserfs_xattr_header *rxh; skip = file_pos = sizeof(struct reiserfs_xattr_header); - if (chunk + skip > PAGE_CACHE_SIZE) - chunk = PAGE_CACHE_SIZE - skip; + if (chunk + skip > PAGE_SIZE) + chunk = PAGE_SIZE - skip; rxh = (struct reiserfs_xattr_header *)data; rxh->h_magic = cpu_to_le32(REISERFS_XATTR_MAGIC); rxh->h_hash = cpu_to_le32(xahash); @@ -675,8 +675,8 @@ reiserfs_xattr_get(struct inode *inode, const char *name, void *buffer, char *data; size_t skip = 0; - if (isize - file_pos > PAGE_CACHE_SIZE) - chunk = PAGE_CACHE_SIZE; + if (isize - file_pos > PAGE_SIZE) + chunk = PAGE_SIZE; else chunk = isize - file_pos; diff --git a/fs/seq_file.c b/fs/seq_file.c index e85664b7c7d963522fd7efc938a3d96a27edc651..19f532e7d35e9a501256ab64f76a645bf7d6b2e6 100644 --- a/fs/seq_file.c +++ b/fs/seq_file.c @@ -72,9 +72,10 @@ int seq_open(struct file *file, const struct seq_operations *op) mutex_init(&p->lock); p->op = op; -#ifdef CONFIG_USER_NS - p->user_ns = file->f_cred->user_ns; -#endif + + // No refcounting: the lifetime of 'p' is constrained + // to the lifetime of the file. + p->file = file; /* * Wrappers around seq_open(e.g. swaps_open) need to be diff --git a/fs/splice.c b/fs/splice.c index 9947b5c696649a20cf4064883efc89ae26a81b78..b018eb485019b1ed1bed2ccdc6c7b9914c575963 100644 --- a/fs/splice.c +++ b/fs/splice.c @@ -88,7 +88,7 @@ static int page_cache_pipe_buf_steal(struct pipe_inode_info *pipe, static void page_cache_pipe_buf_release(struct pipe_inode_info *pipe, struct pipe_buffer *buf) { - page_cache_release(buf->page); + put_page(buf->page); buf->flags &= ~PIPE_BUF_FLAG_LRU; } @@ -268,7 +268,7 @@ EXPORT_SYMBOL_GPL(splice_to_pipe); void spd_release_page(struct splice_pipe_desc *spd, unsigned int i) { - page_cache_release(spd->pages[i]); + put_page(spd->pages[i]); } /* @@ -328,9 +328,9 @@ __generic_file_splice_read(struct file *in, loff_t *ppos, if (splice_grow_spd(pipe, &spd)) return -ENOMEM; - index = *ppos >> PAGE_CACHE_SHIFT; - loff = *ppos & ~PAGE_CACHE_MASK; - req_pages = (len + loff + PAGE_CACHE_SIZE - 1) >> PAGE_CACHE_SHIFT; + index = *ppos >> PAGE_SHIFT; + loff = *ppos & ~PAGE_MASK; + req_pages = (len + loff + PAGE_SIZE - 1) >> PAGE_SHIFT; nr_pages = min(req_pages, spd.nr_pages_max); /* @@ -365,7 +365,7 @@ __generic_file_splice_read(struct file *in, loff_t *ppos, error = add_to_page_cache_lru(page, mapping, index, mapping_gfp_constraint(mapping, GFP_KERNEL)); if (unlikely(error)) { - page_cache_release(page); + put_page(page); if (error == -EEXIST) continue; break; @@ -385,7 +385,7 @@ __generic_file_splice_read(struct file *in, loff_t *ppos, * Now loop over the map and see if we need to start IO on any * pages, fill in the partial map, etc. */ - index = *ppos >> PAGE_CACHE_SHIFT; + index = *ppos >> PAGE_SHIFT; nr_pages = spd.nr_pages; spd.nr_pages = 0; for (page_nr = 0; page_nr < nr_pages; page_nr++) { @@ -397,7 +397,7 @@ __generic_file_splice_read(struct file *in, loff_t *ppos, /* * this_len is the max we'll use from this page */ - this_len = min_t(unsigned long, len, PAGE_CACHE_SIZE - loff); + this_len = min_t(unsigned long, len, PAGE_SIZE - loff); page = spd.pages[page_nr]; if (PageReadahead(page)) @@ -426,7 +426,7 @@ __generic_file_splice_read(struct file *in, loff_t *ppos, error = -ENOMEM; break; } - page_cache_release(spd.pages[page_nr]); + put_page(spd.pages[page_nr]); spd.pages[page_nr] = page; } /* @@ -456,7 +456,7 @@ __generic_file_splice_read(struct file *in, loff_t *ppos, * i_size must be checked after PageUptodate. */ isize = i_size_read(mapping->host); - end_index = (isize - 1) >> PAGE_CACHE_SHIFT; + end_index = (isize - 1) >> PAGE_SHIFT; if (unlikely(!isize || index > end_index)) break; @@ -470,7 +470,7 @@ __generic_file_splice_read(struct file *in, loff_t *ppos, /* * max good bytes in this page */ - plen = ((isize - 1) & ~PAGE_CACHE_MASK) + 1; + plen = ((isize - 1) & ~PAGE_MASK) + 1; if (plen <= loff) break; @@ -494,8 +494,8 @@ __generic_file_splice_read(struct file *in, loff_t *ppos, * we got, 'nr_pages' is how many pages are in the map. */ while (page_nr < nr_pages) - page_cache_release(spd.pages[page_nr++]); - in->f_ra.prev_pos = (loff_t)index << PAGE_CACHE_SHIFT; + put_page(spd.pages[page_nr++]); + in->f_ra.prev_pos = (loff_t)index << PAGE_SHIFT; if (spd.nr_pages) error = splice_to_pipe(pipe, &spd); @@ -636,8 +636,8 @@ ssize_t default_file_splice_read(struct file *in, loff_t *ppos, goto shrink_ret; } - offset = *ppos & ~PAGE_CACHE_MASK; - nr_pages = (len + offset + PAGE_CACHE_SIZE - 1) >> PAGE_CACHE_SHIFT; + offset = *ppos & ~PAGE_MASK; + nr_pages = (len + offset + PAGE_SIZE - 1) >> PAGE_SHIFT; for (i = 0; i < nr_pages && i < spd.nr_pages_max && len; i++) { struct page *page; @@ -647,7 +647,7 @@ ssize_t default_file_splice_read(struct file *in, loff_t *ppos, if (!page) goto err; - this_len = min_t(size_t, len, PAGE_CACHE_SIZE - offset); + this_len = min_t(size_t, len, PAGE_SIZE - offset); vec[i].iov_base = (void __user *) page_address(page); vec[i].iov_len = this_len; spd.pages[i] = page; diff --git a/fs/squashfs/block.c b/fs/squashfs/block.c index 0cea9b9236d07c81d0cc46c0b22aeba334cc645d..2c2618410d51b92113fe9a00173078abace498f5 100644 --- a/fs/squashfs/block.c +++ b/fs/squashfs/block.c @@ -181,11 +181,11 @@ int squashfs_read_data(struct super_block *sb, u64 index, int length, in = min(bytes, msblk->devblksize - offset); bytes -= in; while (in) { - if (pg_offset == PAGE_CACHE_SIZE) { + if (pg_offset == PAGE_SIZE) { data = squashfs_next_page(output); pg_offset = 0; } - avail = min_t(int, in, PAGE_CACHE_SIZE - + avail = min_t(int, in, PAGE_SIZE - pg_offset); memcpy(data + pg_offset, bh[k]->b_data + offset, avail); diff --git a/fs/squashfs/cache.c b/fs/squashfs/cache.c index 1cb70a0b216844a136bf3b47ee6534d22496bb1c..23813c078cc9527f547c345ba01ce31dafd570ab 100644 --- a/fs/squashfs/cache.c +++ b/fs/squashfs/cache.c @@ -30,7 +30,7 @@ * access the metadata and fragment caches. * * To avoid out of memory and fragmentation issues with vmalloc the cache - * uses sequences of kmalloced PAGE_CACHE_SIZE buffers. + * uses sequences of kmalloced PAGE_SIZE buffers. * * It should be noted that the cache is not used for file datablocks, these * are decompressed and cached in the page-cache in the normal way. The @@ -231,7 +231,7 @@ void squashfs_cache_delete(struct squashfs_cache *cache) /* * Initialise cache allocating the specified number of entries, each of * size block_size. To avoid vmalloc fragmentation issues each entry - * is allocated as a sequence of kmalloced PAGE_CACHE_SIZE buffers. + * is allocated as a sequence of kmalloced PAGE_SIZE buffers. */ struct squashfs_cache *squashfs_cache_init(char *name, int entries, int block_size) @@ -255,7 +255,7 @@ struct squashfs_cache *squashfs_cache_init(char *name, int entries, cache->unused = entries; cache->entries = entries; cache->block_size = block_size; - cache->pages = block_size >> PAGE_CACHE_SHIFT; + cache->pages = block_size >> PAGE_SHIFT; cache->pages = cache->pages ? cache->pages : 1; cache->name = name; cache->num_waiters = 0; @@ -275,7 +275,7 @@ struct squashfs_cache *squashfs_cache_init(char *name, int entries, } for (j = 0; j < cache->pages; j++) { - entry->data[j] = kmalloc(PAGE_CACHE_SIZE, GFP_KERNEL); + entry->data[j] = kmalloc(PAGE_SIZE, GFP_KERNEL); if (entry->data[j] == NULL) { ERROR("Failed to allocate %s buffer\n", name); goto cleanup; @@ -314,10 +314,10 @@ int squashfs_copy_data(void *buffer, struct squashfs_cache_entry *entry, return min(length, entry->length - offset); while (offset < entry->length) { - void *buff = entry->data[offset / PAGE_CACHE_SIZE] - + (offset % PAGE_CACHE_SIZE); + void *buff = entry->data[offset / PAGE_SIZE] + + (offset % PAGE_SIZE); int bytes = min_t(int, entry->length - offset, - PAGE_CACHE_SIZE - (offset % PAGE_CACHE_SIZE)); + PAGE_SIZE - (offset % PAGE_SIZE)); if (bytes >= remaining) { memcpy(buffer, buff, remaining); @@ -415,7 +415,7 @@ struct squashfs_cache_entry *squashfs_get_datablock(struct super_block *sb, */ void *squashfs_read_table(struct super_block *sb, u64 block, int length) { - int pages = (length + PAGE_CACHE_SIZE - 1) >> PAGE_CACHE_SHIFT; + int pages = (length + PAGE_SIZE - 1) >> PAGE_SHIFT; int i, res; void *table, *buffer, **data; struct squashfs_page_actor *actor; @@ -436,7 +436,7 @@ void *squashfs_read_table(struct super_block *sb, u64 block, int length) goto failed2; } - for (i = 0; i < pages; i++, buffer += PAGE_CACHE_SIZE) + for (i = 0; i < pages; i++, buffer += PAGE_SIZE) data[i] = buffer; res = squashfs_read_data(sb, block, length | diff --git a/fs/squashfs/decompressor.c b/fs/squashfs/decompressor.c index e9034bf6e5ae27bb3e2379e0816e2b11d5ed41b1..d2bc13636f7927a7485bb153c4d0883a7b2ea1e2 100644 --- a/fs/squashfs/decompressor.c +++ b/fs/squashfs/decompressor.c @@ -102,7 +102,7 @@ static void *get_comp_opts(struct super_block *sb, unsigned short flags) * Read decompressor specific options from file system if present */ if (SQUASHFS_COMP_OPTS(flags)) { - buffer = kmalloc(PAGE_CACHE_SIZE, GFP_KERNEL); + buffer = kmalloc(PAGE_SIZE, GFP_KERNEL); if (buffer == NULL) { comp_opts = ERR_PTR(-ENOMEM); goto out; diff --git a/fs/squashfs/file.c b/fs/squashfs/file.c index e5c9689062ba81fff5db08f50c2d39d53c4508d9..13d80947bf9e6adac348878e3494b38cdd206099 100644 --- a/fs/squashfs/file.c +++ b/fs/squashfs/file.c @@ -175,7 +175,7 @@ static long long read_indexes(struct super_block *sb, int n, { int err, i; long long block = 0; - __le32 *blist = kmalloc(PAGE_CACHE_SIZE, GFP_KERNEL); + __le32 *blist = kmalloc(PAGE_SIZE, GFP_KERNEL); if (blist == NULL) { ERROR("read_indexes: Failed to allocate block_list\n"); @@ -183,7 +183,7 @@ static long long read_indexes(struct super_block *sb, int n, } while (n) { - int blocks = min_t(int, n, PAGE_CACHE_SIZE >> 2); + int blocks = min_t(int, n, PAGE_SIZE >> 2); err = squashfs_read_metadata(sb, blist, start_block, offset, blocks << 2); @@ -377,19 +377,19 @@ void squashfs_copy_cache(struct page *page, struct squashfs_cache_entry *buffer, struct inode *inode = page->mapping->host; struct squashfs_sb_info *msblk = inode->i_sb->s_fs_info; void *pageaddr; - int i, mask = (1 << (msblk->block_log - PAGE_CACHE_SHIFT)) - 1; + int i, mask = (1 << (msblk->block_log - PAGE_SHIFT)) - 1; int start_index = page->index & ~mask, end_index = start_index | mask; /* * Loop copying datablock into pages. As the datablock likely covers - * many PAGE_CACHE_SIZE pages (default block size is 128 KiB) explicitly + * many PAGE_SIZE pages (default block size is 128 KiB) explicitly * grab the pages from the page cache, except for the page that we've * been called to fill. */ for (i = start_index; i <= end_index && bytes > 0; i++, - bytes -= PAGE_CACHE_SIZE, offset += PAGE_CACHE_SIZE) { + bytes -= PAGE_SIZE, offset += PAGE_SIZE) { struct page *push_page; - int avail = buffer ? min_t(int, bytes, PAGE_CACHE_SIZE) : 0; + int avail = buffer ? min_t(int, bytes, PAGE_SIZE) : 0; TRACE("bytes %d, i %d, available_bytes %d\n", bytes, i, avail); @@ -404,14 +404,14 @@ void squashfs_copy_cache(struct page *page, struct squashfs_cache_entry *buffer, pageaddr = kmap_atomic(push_page); squashfs_copy_data(pageaddr, buffer, offset, avail); - memset(pageaddr + avail, 0, PAGE_CACHE_SIZE - avail); + memset(pageaddr + avail, 0, PAGE_SIZE - avail); kunmap_atomic(pageaddr); flush_dcache_page(push_page); SetPageUptodate(push_page); skip_page: unlock_page(push_page); if (i != page->index) - page_cache_release(push_page); + put_page(push_page); } } @@ -454,7 +454,7 @@ static int squashfs_readpage(struct file *file, struct page *page) { struct inode *inode = page->mapping->host; struct squashfs_sb_info *msblk = inode->i_sb->s_fs_info; - int index = page->index >> (msblk->block_log - PAGE_CACHE_SHIFT); + int index = page->index >> (msblk->block_log - PAGE_SHIFT); int file_end = i_size_read(inode) >> msblk->block_log; int res; void *pageaddr; @@ -462,8 +462,8 @@ static int squashfs_readpage(struct file *file, struct page *page) TRACE("Entered squashfs_readpage, page index %lx, start block %llx\n", page->index, squashfs_i(inode)->start); - if (page->index >= ((i_size_read(inode) + PAGE_CACHE_SIZE - 1) >> - PAGE_CACHE_SHIFT)) + if (page->index >= ((i_size_read(inode) + PAGE_SIZE - 1) >> + PAGE_SHIFT)) goto out; if (index < file_end || squashfs_i(inode)->fragment_block == @@ -487,7 +487,7 @@ static int squashfs_readpage(struct file *file, struct page *page) SetPageError(page); out: pageaddr = kmap_atomic(page); - memset(pageaddr, 0, PAGE_CACHE_SIZE); + memset(pageaddr, 0, PAGE_SIZE); kunmap_atomic(pageaddr); flush_dcache_page(page); if (!PageError(page)) diff --git a/fs/squashfs/file_direct.c b/fs/squashfs/file_direct.c index 43e7a7eddac03cf7ca659cd891ca219bf702aade..cb485d8e0e91b1b2ff1cb9b0330339c51c15b8a4 100644 --- a/fs/squashfs/file_direct.c +++ b/fs/squashfs/file_direct.c @@ -30,8 +30,8 @@ int squashfs_readpage_block(struct page *target_page, u64 block, int bsize) struct inode *inode = target_page->mapping->host; struct squashfs_sb_info *msblk = inode->i_sb->s_fs_info; - int file_end = (i_size_read(inode) - 1) >> PAGE_CACHE_SHIFT; - int mask = (1 << (msblk->block_log - PAGE_CACHE_SHIFT)) - 1; + int file_end = (i_size_read(inode) - 1) >> PAGE_SHIFT; + int mask = (1 << (msblk->block_log - PAGE_SHIFT)) - 1; int start_index = target_page->index & ~mask; int end_index = start_index | mask; int i, n, pages, missing_pages, bytes, res = -ENOMEM; @@ -68,7 +68,7 @@ int squashfs_readpage_block(struct page *target_page, u64 block, int bsize) if (PageUptodate(page[i])) { unlock_page(page[i]); - page_cache_release(page[i]); + put_page(page[i]); page[i] = NULL; missing_pages++; } @@ -96,10 +96,10 @@ int squashfs_readpage_block(struct page *target_page, u64 block, int bsize) goto mark_errored; /* Last page may have trailing bytes not filled */ - bytes = res % PAGE_CACHE_SIZE; + bytes = res % PAGE_SIZE; if (bytes) { pageaddr = kmap_atomic(page[pages - 1]); - memset(pageaddr + bytes, 0, PAGE_CACHE_SIZE - bytes); + memset(pageaddr + bytes, 0, PAGE_SIZE - bytes); kunmap_atomic(pageaddr); } @@ -109,7 +109,7 @@ int squashfs_readpage_block(struct page *target_page, u64 block, int bsize) SetPageUptodate(page[i]); unlock_page(page[i]); if (page[i] != target_page) - page_cache_release(page[i]); + put_page(page[i]); } kfree(actor); @@ -127,7 +127,7 @@ int squashfs_readpage_block(struct page *target_page, u64 block, int bsize) flush_dcache_page(page[i]); SetPageError(page[i]); unlock_page(page[i]); - page_cache_release(page[i]); + put_page(page[i]); } out: @@ -153,21 +153,21 @@ static int squashfs_read_cache(struct page *target_page, u64 block, int bsize, } for (n = 0; n < pages && bytes > 0; n++, - bytes -= PAGE_CACHE_SIZE, offset += PAGE_CACHE_SIZE) { - int avail = min_t(int, bytes, PAGE_CACHE_SIZE); + bytes -= PAGE_SIZE, offset += PAGE_SIZE) { + int avail = min_t(int, bytes, PAGE_SIZE); if (page[n] == NULL) continue; pageaddr = kmap_atomic(page[n]); squashfs_copy_data(pageaddr, buffer, offset, avail); - memset(pageaddr + avail, 0, PAGE_CACHE_SIZE - avail); + memset(pageaddr + avail, 0, PAGE_SIZE - avail); kunmap_atomic(pageaddr); flush_dcache_page(page[n]); SetPageUptodate(page[n]); unlock_page(page[n]); if (page[n] != target_page) - page_cache_release(page[n]); + put_page(page[n]); } out: diff --git a/fs/squashfs/lz4_wrapper.c b/fs/squashfs/lz4_wrapper.c index c31e2bc9c08151e6895d32c8bd8220e6042d09ef..ff4468bd18b02586394e8442abe2631b1fb548aa 100644 --- a/fs/squashfs/lz4_wrapper.c +++ b/fs/squashfs/lz4_wrapper.c @@ -117,13 +117,13 @@ static int lz4_uncompress(struct squashfs_sb_info *msblk, void *strm, data = squashfs_first_page(output); buff = stream->output; while (data) { - if (bytes <= PAGE_CACHE_SIZE) { + if (bytes <= PAGE_SIZE) { memcpy(data, buff, bytes); break; } - memcpy(data, buff, PAGE_CACHE_SIZE); - buff += PAGE_CACHE_SIZE; - bytes -= PAGE_CACHE_SIZE; + memcpy(data, buff, PAGE_SIZE); + buff += PAGE_SIZE; + bytes -= PAGE_SIZE; data = squashfs_next_page(output); } squashfs_finish_page(output); diff --git a/fs/squashfs/lzo_wrapper.c b/fs/squashfs/lzo_wrapper.c index 244b9fbfff7b299195585320328cfc7540e6887e..934c17e965908eccff7e23729f8b9f27a0425628 100644 --- a/fs/squashfs/lzo_wrapper.c +++ b/fs/squashfs/lzo_wrapper.c @@ -102,13 +102,13 @@ static int lzo_uncompress(struct squashfs_sb_info *msblk, void *strm, data = squashfs_first_page(output); buff = stream->output; while (data) { - if (bytes <= PAGE_CACHE_SIZE) { + if (bytes <= PAGE_SIZE) { memcpy(data, buff, bytes); break; } else { - memcpy(data, buff, PAGE_CACHE_SIZE); - buff += PAGE_CACHE_SIZE; - bytes -= PAGE_CACHE_SIZE; + memcpy(data, buff, PAGE_SIZE); + buff += PAGE_SIZE; + bytes -= PAGE_SIZE; data = squashfs_next_page(output); } } diff --git a/fs/squashfs/page_actor.c b/fs/squashfs/page_actor.c index 5a1c11f5644153b6a644d45fb1669ab0b3ef1f13..9b7b1b6a78926b605843119ab04ed5cc9524181a 100644 --- a/fs/squashfs/page_actor.c +++ b/fs/squashfs/page_actor.c @@ -48,7 +48,7 @@ struct squashfs_page_actor *squashfs_page_actor_init(void **buffer, if (actor == NULL) return NULL; - actor->length = length ? : pages * PAGE_CACHE_SIZE; + actor->length = length ? : pages * PAGE_SIZE; actor->buffer = buffer; actor->pages = pages; actor->next_page = 0; @@ -88,7 +88,7 @@ struct squashfs_page_actor *squashfs_page_actor_init_special(struct page **page, if (actor == NULL) return NULL; - actor->length = length ? : pages * PAGE_CACHE_SIZE; + actor->length = length ? : pages * PAGE_SIZE; actor->page = page; actor->pages = pages; actor->next_page = 0; diff --git a/fs/squashfs/page_actor.h b/fs/squashfs/page_actor.h index 26dd82008b82c6b91bac678fdec131c1ecbc5167..98537eab27e270d8b04f04b7d0db2ee519e21d46 100644 --- a/fs/squashfs/page_actor.h +++ b/fs/squashfs/page_actor.h @@ -24,7 +24,7 @@ static inline struct squashfs_page_actor *squashfs_page_actor_init(void **page, if (actor == NULL) return NULL; - actor->length = length ? : pages * PAGE_CACHE_SIZE; + actor->length = length ? : pages * PAGE_SIZE; actor->page = page; actor->pages = pages; actor->next_page = 0; diff --git a/fs/squashfs/super.c b/fs/squashfs/super.c index 5e79bfa4f260784dcba925e4d6611585542d88c6..cf01e15a7b16dff288e2479014d20e0d787096d5 100644 --- a/fs/squashfs/super.c +++ b/fs/squashfs/super.c @@ -152,7 +152,7 @@ static int squashfs_fill_super(struct super_block *sb, void *data, int silent) * Check the system page size is not larger than the filesystem * block size (by default 128K). This is currently not supported. */ - if (PAGE_CACHE_SIZE > msblk->block_size) { + if (PAGE_SIZE > msblk->block_size) { ERROR("Page size > filesystem block size (%d). This is " "currently not supported!\n", msblk->block_size); goto failed_mount; diff --git a/fs/squashfs/symlink.c b/fs/squashfs/symlink.c index dbcc2f54bad46f9af564e37f4e9b153e439d0205..d688ef42a6a1ff74ce8467cc94b0ff69c9095ce0 100644 --- a/fs/squashfs/symlink.c +++ b/fs/squashfs/symlink.c @@ -48,10 +48,10 @@ static int squashfs_symlink_readpage(struct file *file, struct page *page) struct inode *inode = page->mapping->host; struct super_block *sb = inode->i_sb; struct squashfs_sb_info *msblk = sb->s_fs_info; - int index = page->index << PAGE_CACHE_SHIFT; + int index = page->index << PAGE_SHIFT; u64 block = squashfs_i(inode)->start; int offset = squashfs_i(inode)->offset; - int length = min_t(int, i_size_read(inode) - index, PAGE_CACHE_SIZE); + int length = min_t(int, i_size_read(inode) - index, PAGE_SIZE); int bytes, copied; void *pageaddr; struct squashfs_cache_entry *entry; @@ -94,7 +94,7 @@ static int squashfs_symlink_readpage(struct file *file, struct page *page) copied = squashfs_copy_data(pageaddr + bytes, entry, offset, length - bytes); if (copied == length - bytes) - memset(pageaddr + length, 0, PAGE_CACHE_SIZE - length); + memset(pageaddr + length, 0, PAGE_SIZE - length); else block = entry->next_index; kunmap_atomic(pageaddr); diff --git a/fs/squashfs/xz_wrapper.c b/fs/squashfs/xz_wrapper.c index c609624e4b8a8cf88152310337c2533be7bec5cb..6bfaef73d06527f82dcc70ffe33f465a767c4bc2 100644 --- a/fs/squashfs/xz_wrapper.c +++ b/fs/squashfs/xz_wrapper.c @@ -141,7 +141,7 @@ static int squashfs_xz_uncompress(struct squashfs_sb_info *msblk, void *strm, stream->buf.in_pos = 0; stream->buf.in_size = 0; stream->buf.out_pos = 0; - stream->buf.out_size = PAGE_CACHE_SIZE; + stream->buf.out_size = PAGE_SIZE; stream->buf.out = squashfs_first_page(output); do { @@ -158,7 +158,7 @@ static int squashfs_xz_uncompress(struct squashfs_sb_info *msblk, void *strm, stream->buf.out = squashfs_next_page(output); if (stream->buf.out != NULL) { stream->buf.out_pos = 0; - total += PAGE_CACHE_SIZE; + total += PAGE_SIZE; } } diff --git a/fs/squashfs/zlib_wrapper.c b/fs/squashfs/zlib_wrapper.c index 8727caba6882209ad62102c0148a09b64421626a..2ec24d128bce0856ec89b46c3ec0476b5de78c87 100644 --- a/fs/squashfs/zlib_wrapper.c +++ b/fs/squashfs/zlib_wrapper.c @@ -69,7 +69,7 @@ static int zlib_uncompress(struct squashfs_sb_info *msblk, void *strm, int zlib_err, zlib_init = 0, k = 0; z_stream *stream = strm; - stream->avail_out = PAGE_CACHE_SIZE; + stream->avail_out = PAGE_SIZE; stream->next_out = squashfs_first_page(output); stream->avail_in = 0; @@ -85,7 +85,7 @@ static int zlib_uncompress(struct squashfs_sb_info *msblk, void *strm, if (stream->avail_out == 0) { stream->next_out = squashfs_next_page(output); if (stream->next_out != NULL) - stream->avail_out = PAGE_CACHE_SIZE; + stream->avail_out = PAGE_SIZE; } if (!zlib_init) { diff --git a/fs/sync.c b/fs/sync.c index dd5d1711c7ac3298119316d5e77dab252f86c496..2a54c1f2203595823df1bd97680b9a1fb163e400 100644 --- a/fs/sync.c +++ b/fs/sync.c @@ -302,7 +302,7 @@ SYSCALL_DEFINE4(sync_file_range, int, fd, loff_t, offset, loff_t, nbytes, goto out; if (sizeof(pgoff_t) == 4) { - if (offset >= (0x100000000ULL << PAGE_CACHE_SHIFT)) { + if (offset >= (0x100000000ULL << PAGE_SHIFT)) { /* * The range starts outside a 32 bit machine's * pagecache addressing capabilities. Let it "succeed" @@ -310,7 +310,7 @@ SYSCALL_DEFINE4(sync_file_range, int, fd, loff_t, offset, loff_t, nbytes, ret = 0; goto out; } - if (endbyte >= (0x100000000ULL << PAGE_CACHE_SHIFT)) { + if (endbyte >= (0x100000000ULL << PAGE_SHIFT)) { /* * Out to EOF */ diff --git a/fs/sysv/dir.c b/fs/sysv/dir.c index 63c1bcb224ee886e5261b5b3a9867a581f872f01..c0f0a3e643eb7cb5dbc5d3469f08625af2ae43ec 100644 --- a/fs/sysv/dir.c +++ b/fs/sysv/dir.c @@ -30,7 +30,7 @@ const struct file_operations sysv_dir_operations = { static inline void dir_put_page(struct page *page) { kunmap(page); - page_cache_release(page); + put_page(page); } static int dir_commit_chunk(struct page *page, loff_t pos, unsigned len) @@ -73,8 +73,8 @@ static int sysv_readdir(struct file *file, struct dir_context *ctx) if (pos >= inode->i_size) return 0; - offset = pos & ~PAGE_CACHE_MASK; - n = pos >> PAGE_CACHE_SHIFT; + offset = pos & ~PAGE_MASK; + n = pos >> PAGE_SHIFT; for ( ; n < npages; n++, offset = 0) { char *kaddr, *limit; @@ -85,7 +85,7 @@ static int sysv_readdir(struct file *file, struct dir_context *ctx) continue; kaddr = (char *)page_address(page); de = (struct sysv_dir_entry *)(kaddr+offset); - limit = kaddr + PAGE_CACHE_SIZE - SYSV_DIRSIZE; + limit = kaddr + PAGE_SIZE - SYSV_DIRSIZE; for ( ;(char*)de <= limit; de++, ctx->pos += sizeof(*de)) { char *name = de->name; @@ -146,7 +146,7 @@ struct sysv_dir_entry *sysv_find_entry(struct dentry *dentry, struct page **res_ if (!IS_ERR(page)) { kaddr = (char*)page_address(page); de = (struct sysv_dir_entry *) kaddr; - kaddr += PAGE_CACHE_SIZE - SYSV_DIRSIZE; + kaddr += PAGE_SIZE - SYSV_DIRSIZE; for ( ; (char *) de <= kaddr ; de++) { if (!de->inode) continue; @@ -190,7 +190,7 @@ int sysv_add_link(struct dentry *dentry, struct inode *inode) goto out; kaddr = (char*)page_address(page); de = (struct sysv_dir_entry *)kaddr; - kaddr += PAGE_CACHE_SIZE - SYSV_DIRSIZE; + kaddr += PAGE_SIZE - SYSV_DIRSIZE; while ((char *)de <= kaddr) { if (!de->inode) goto got_it; @@ -261,7 +261,7 @@ int sysv_make_empty(struct inode *inode, struct inode *dir) kmap(page); base = (char*)page_address(page); - memset(base, 0, PAGE_CACHE_SIZE); + memset(base, 0, PAGE_SIZE); de = (struct sysv_dir_entry *) base; de->inode = cpu_to_fs16(SYSV_SB(inode->i_sb), inode->i_ino); @@ -273,7 +273,7 @@ int sysv_make_empty(struct inode *inode, struct inode *dir) kunmap(page); err = dir_commit_chunk(page, 0, 2 * SYSV_DIRSIZE); fail: - page_cache_release(page); + put_page(page); return err; } @@ -296,7 +296,7 @@ int sysv_empty_dir(struct inode * inode) kaddr = (char *)page_address(page); de = (struct sysv_dir_entry *)kaddr; - kaddr += PAGE_CACHE_SIZE-SYSV_DIRSIZE; + kaddr += PAGE_SIZE-SYSV_DIRSIZE; for ( ;(char *)de <= kaddr; de++) { if (!de->inode) diff --git a/fs/sysv/namei.c b/fs/sysv/namei.c index 11e83ed0b4bf495c39a2d6f0128f8fce3793256f..90b60c03b588488cd16b96f2f324f026ee7ee1bf 100644 --- a/fs/sysv/namei.c +++ b/fs/sysv/namei.c @@ -264,11 +264,11 @@ static int sysv_rename(struct inode * old_dir, struct dentry * old_dentry, out_dir: if (dir_de) { kunmap(dir_page); - page_cache_release(dir_page); + put_page(dir_page); } out_old: kunmap(old_page); - page_cache_release(old_page); + put_page(old_page); out: return err; } diff --git a/fs/ubifs/file.c b/fs/ubifs/file.c index 065c88f8e4b8c2d689e8fe9ce13122b5465e8f63..446753d8ac34954794550f4051feafa5ae23ce0d 100644 --- a/fs/ubifs/file.c +++ b/fs/ubifs/file.c @@ -121,7 +121,7 @@ static int do_readpage(struct page *page) if (block >= beyond) { /* Reading beyond inode */ SetPageChecked(page); - memset(addr, 0, PAGE_CACHE_SIZE); + memset(addr, 0, PAGE_SIZE); goto out; } @@ -223,7 +223,7 @@ static int write_begin_slow(struct address_space *mapping, { struct inode *inode = mapping->host; struct ubifs_info *c = inode->i_sb->s_fs_info; - pgoff_t index = pos >> PAGE_CACHE_SHIFT; + pgoff_t index = pos >> PAGE_SHIFT; struct ubifs_budget_req req = { .new_page = 1 }; int uninitialized_var(err), appending = !!(pos + len > inode->i_size); struct page *page; @@ -254,13 +254,13 @@ static int write_begin_slow(struct address_space *mapping, } if (!PageUptodate(page)) { - if (!(pos & ~PAGE_CACHE_MASK) && len == PAGE_CACHE_SIZE) + if (!(pos & ~PAGE_MASK) && len == PAGE_SIZE) SetPageChecked(page); else { err = do_readpage(page); if (err) { unlock_page(page); - page_cache_release(page); + put_page(page); ubifs_release_budget(c, &req); return err; } @@ -428,7 +428,7 @@ static int ubifs_write_begin(struct file *file, struct address_space *mapping, struct inode *inode = mapping->host; struct ubifs_info *c = inode->i_sb->s_fs_info; struct ubifs_inode *ui = ubifs_inode(inode); - pgoff_t index = pos >> PAGE_CACHE_SHIFT; + pgoff_t index = pos >> PAGE_SHIFT; int uninitialized_var(err), appending = !!(pos + len > inode->i_size); int skipped_read = 0; struct page *page; @@ -446,7 +446,7 @@ static int ubifs_write_begin(struct file *file, struct address_space *mapping, if (!PageUptodate(page)) { /* The page is not loaded from the flash */ - if (!(pos & ~PAGE_CACHE_MASK) && len == PAGE_CACHE_SIZE) { + if (!(pos & ~PAGE_MASK) && len == PAGE_SIZE) { /* * We change whole page so no need to load it. But we * do not know whether this page exists on the media or @@ -462,7 +462,7 @@ static int ubifs_write_begin(struct file *file, struct address_space *mapping, err = do_readpage(page); if (err) { unlock_page(page); - page_cache_release(page); + put_page(page); return err; } } @@ -494,7 +494,7 @@ static int ubifs_write_begin(struct file *file, struct address_space *mapping, mutex_unlock(&ui->ui_mutex); } unlock_page(page); - page_cache_release(page); + put_page(page); return write_begin_slow(mapping, pos, len, pagep, flags); } @@ -549,12 +549,12 @@ static int ubifs_write_end(struct file *file, struct address_space *mapping, dbg_gen("ino %lu, pos %llu, pg %lu, len %u, copied %d, i_size %lld", inode->i_ino, pos, page->index, len, copied, inode->i_size); - if (unlikely(copied < len && len == PAGE_CACHE_SIZE)) { + if (unlikely(copied < len && len == PAGE_SIZE)) { /* * VFS copied less data to the page that it intended and * declared in its '->write_begin()' call via the @len * argument. If the page was not up-to-date, and @len was - * @PAGE_CACHE_SIZE, the 'ubifs_write_begin()' function did + * @PAGE_SIZE, the 'ubifs_write_begin()' function did * not load it from the media (for optimization reasons). This * means that part of the page contains garbage. So read the * page now. @@ -593,7 +593,7 @@ static int ubifs_write_end(struct file *file, struct address_space *mapping, out: unlock_page(page); - page_cache_release(page); + put_page(page); return copied; } @@ -621,10 +621,10 @@ static int populate_page(struct ubifs_info *c, struct page *page, addr = zaddr = kmap(page); - end_index = (i_size - 1) >> PAGE_CACHE_SHIFT; + end_index = (i_size - 1) >> PAGE_SHIFT; if (!i_size || page->index > end_index) { hole = 1; - memset(addr, 0, PAGE_CACHE_SIZE); + memset(addr, 0, PAGE_SIZE); goto out_hole; } @@ -673,7 +673,7 @@ static int populate_page(struct ubifs_info *c, struct page *page, } if (end_index == page->index) { - int len = i_size & (PAGE_CACHE_SIZE - 1); + int len = i_size & (PAGE_SIZE - 1); if (len && len < read) memset(zaddr + len, 0, read - len); @@ -773,7 +773,7 @@ static int ubifs_do_bulk_read(struct ubifs_info *c, struct bu_info *bu, isize = i_size_read(inode); if (isize == 0) goto out_free; - end_index = ((isize - 1) >> PAGE_CACHE_SHIFT); + end_index = ((isize - 1) >> PAGE_SHIFT); for (page_idx = 1; page_idx < page_cnt; page_idx++) { pgoff_t page_offset = offset + page_idx; @@ -788,7 +788,7 @@ static int ubifs_do_bulk_read(struct ubifs_info *c, struct bu_info *bu, if (!PageUptodate(page)) err = populate_page(c, page, bu, &n); unlock_page(page); - page_cache_release(page); + put_page(page); if (err) break; } @@ -905,7 +905,7 @@ static int do_writepage(struct page *page, int len) #ifdef UBIFS_DEBUG struct ubifs_inode *ui = ubifs_inode(inode); spin_lock(&ui->ui_lock); - ubifs_assert(page->index <= ui->synced_i_size >> PAGE_CACHE_SHIFT); + ubifs_assert(page->index <= ui->synced_i_size >> PAGE_SHIFT); spin_unlock(&ui->ui_lock); #endif @@ -1001,8 +1001,8 @@ static int ubifs_writepage(struct page *page, struct writeback_control *wbc) struct inode *inode = page->mapping->host; struct ubifs_inode *ui = ubifs_inode(inode); loff_t i_size = i_size_read(inode), synced_i_size; - pgoff_t end_index = i_size >> PAGE_CACHE_SHIFT; - int err, len = i_size & (PAGE_CACHE_SIZE - 1); + pgoff_t end_index = i_size >> PAGE_SHIFT; + int err, len = i_size & (PAGE_SIZE - 1); void *kaddr; dbg_gen("ino %lu, pg %lu, pg flags %#lx", @@ -1021,7 +1021,7 @@ static int ubifs_writepage(struct page *page, struct writeback_control *wbc) /* Is the page fully inside @i_size? */ if (page->index < end_index) { - if (page->index >= synced_i_size >> PAGE_CACHE_SHIFT) { + if (page->index >= synced_i_size >> PAGE_SHIFT) { err = inode->i_sb->s_op->write_inode(inode, NULL); if (err) goto out_unlock; @@ -1034,7 +1034,7 @@ static int ubifs_writepage(struct page *page, struct writeback_control *wbc) * with this. */ } - return do_writepage(page, PAGE_CACHE_SIZE); + return do_writepage(page, PAGE_SIZE); } /* @@ -1045,7 +1045,7 @@ static int ubifs_writepage(struct page *page, struct writeback_control *wbc) * writes to that region are not written out to the file." */ kaddr = kmap_atomic(page); - memset(kaddr + len, 0, PAGE_CACHE_SIZE - len); + memset(kaddr + len, 0, PAGE_SIZE - len); flush_dcache_page(page); kunmap_atomic(kaddr); @@ -1138,7 +1138,7 @@ static int do_truncation(struct ubifs_info *c, struct inode *inode, truncate_setsize(inode, new_size); if (offset) { - pgoff_t index = new_size >> PAGE_CACHE_SHIFT; + pgoff_t index = new_size >> PAGE_SHIFT; struct page *page; page = find_lock_page(inode->i_mapping, index); @@ -1157,9 +1157,9 @@ static int do_truncation(struct ubifs_info *c, struct inode *inode, clear_page_dirty_for_io(page); if (UBIFS_BLOCKS_PER_PAGE_SHIFT) offset = new_size & - (PAGE_CACHE_SIZE - 1); + (PAGE_SIZE - 1); err = do_writepage(page, offset); - page_cache_release(page); + put_page(page); if (err) goto out_budg; /* @@ -1173,7 +1173,7 @@ static int do_truncation(struct ubifs_info *c, struct inode *inode, * having to read it. */ unlock_page(page); - page_cache_release(page); + put_page(page); } } } @@ -1285,7 +1285,7 @@ static void ubifs_invalidatepage(struct page *page, unsigned int offset, struct ubifs_info *c = inode->i_sb->s_fs_info; ubifs_assert(PagePrivate(page)); - if (offset || length < PAGE_CACHE_SIZE) + if (offset || length < PAGE_SIZE) /* Partial page remains dirty */ return; diff --git a/fs/ubifs/super.c b/fs/ubifs/super.c index a233ba913be4f0ebe91a56dc5dae9c6c8d01862c..e98c24ee25a10e690c59962bcfecb9f07ccbae56 100644 --- a/fs/ubifs/super.c +++ b/fs/ubifs/super.c @@ -2237,12 +2237,12 @@ static int __init ubifs_init(void) BUILD_BUG_ON(UBIFS_COMPR_TYPES_CNT > 4); /* - * We require that PAGE_CACHE_SIZE is greater-than-or-equal-to + * We require that PAGE_SIZE is greater-than-or-equal-to * UBIFS_BLOCK_SIZE. It is assumed that both are powers of 2. */ - if (PAGE_CACHE_SIZE < UBIFS_BLOCK_SIZE) { + if (PAGE_SIZE < UBIFS_BLOCK_SIZE) { pr_err("UBIFS error (pid %d): VFS page cache size is %u bytes, but UBIFS requires at least 4096 bytes", - current->pid, (unsigned int)PAGE_CACHE_SIZE); + current->pid, (unsigned int)PAGE_SIZE); return -EINVAL; } diff --git a/fs/ubifs/ubifs.h b/fs/ubifs/ubifs.h index c2a57e193a81c23138d5f775afc7e69a1ee066e3..4cd7e569cd00d3dcc07ef6c3de38f9c5987d149f 100644 --- a/fs/ubifs/ubifs.h +++ b/fs/ubifs/ubifs.h @@ -46,8 +46,8 @@ #define UBIFS_SUPER_MAGIC 0x24051905 /* Number of UBIFS blocks per VFS page */ -#define UBIFS_BLOCKS_PER_PAGE (PAGE_CACHE_SIZE / UBIFS_BLOCK_SIZE) -#define UBIFS_BLOCKS_PER_PAGE_SHIFT (PAGE_CACHE_SHIFT - UBIFS_BLOCK_SHIFT) +#define UBIFS_BLOCKS_PER_PAGE (PAGE_SIZE / UBIFS_BLOCK_SIZE) +#define UBIFS_BLOCKS_PER_PAGE_SHIFT (PAGE_SHIFT - UBIFS_BLOCK_SHIFT) /* "File system end of life" sequence number watermark */ #define SQNUM_WARN_WATERMARK 0xFFFFFFFF00000000ULL diff --git a/fs/udf/file.c b/fs/udf/file.c index 1af98963d860f0e4ed2959d256ff53737d070fcb..877ba1c9b461e38c554a3aa9c51852e28b0b9ca9 100644 --- a/fs/udf/file.c +++ b/fs/udf/file.c @@ -46,7 +46,7 @@ static void __udf_adinicb_readpage(struct page *page) kaddr = kmap(page); memcpy(kaddr, iinfo->i_ext.i_data + iinfo->i_lenEAttr, inode->i_size); - memset(kaddr + inode->i_size, 0, PAGE_CACHE_SIZE - inode->i_size); + memset(kaddr + inode->i_size, 0, PAGE_SIZE - inode->i_size); flush_dcache_page(page); SetPageUptodate(page); kunmap(page); @@ -87,14 +87,14 @@ static int udf_adinicb_write_begin(struct file *file, { struct page *page; - if (WARN_ON_ONCE(pos >= PAGE_CACHE_SIZE)) + if (WARN_ON_ONCE(pos >= PAGE_SIZE)) return -EIO; page = grab_cache_page_write_begin(mapping, 0, flags); if (!page) return -ENOMEM; *pagep = page; - if (!PageUptodate(page) && len != PAGE_CACHE_SIZE) + if (!PageUptodate(page) && len != PAGE_SIZE) __udf_adinicb_readpage(page); return 0; } diff --git a/fs/udf/inode.c b/fs/udf/inode.c index 166d3ed32c39a54b48c4ec93e2297de3d9efdcc2..2dc461eeb4155bac9bf6a0cf9d32d02bcaffa68f 100644 --- a/fs/udf/inode.c +++ b/fs/udf/inode.c @@ -287,7 +287,7 @@ int udf_expand_file_adinicb(struct inode *inode) if (!PageUptodate(page)) { kaddr = kmap(page); memset(kaddr + iinfo->i_lenAlloc, 0x00, - PAGE_CACHE_SIZE - iinfo->i_lenAlloc); + PAGE_SIZE - iinfo->i_lenAlloc); memcpy(kaddr, iinfo->i_ext.i_data + iinfo->i_lenEAttr, iinfo->i_lenAlloc); flush_dcache_page(page); @@ -319,7 +319,7 @@ int udf_expand_file_adinicb(struct inode *inode) inode->i_data.a_ops = &udf_adinicb_aops; up_write(&iinfo->i_data_sem); } - page_cache_release(page); + put_page(page); mark_inode_dirty(inode); return err; diff --git a/fs/ufs/balloc.c b/fs/ufs/balloc.c index dc5fae601c24b40e432907dd93c1da6361453431..0447b949c7f5c65555603dced6de8cfac84eba4a 100644 --- a/fs/ufs/balloc.c +++ b/fs/ufs/balloc.c @@ -237,7 +237,7 @@ static void ufs_change_blocknr(struct inode *inode, sector_t beg, sector_t newb, struct page *locked_page) { const unsigned blks_per_page = - 1 << (PAGE_CACHE_SHIFT - inode->i_blkbits); + 1 << (PAGE_SHIFT - inode->i_blkbits); const unsigned mask = blks_per_page - 1; struct address_space * const mapping = inode->i_mapping; pgoff_t index, cur_index, last_index; @@ -255,9 +255,9 @@ static void ufs_change_blocknr(struct inode *inode, sector_t beg, cur_index = locked_page->index; end = count + beg; - last_index = end >> (PAGE_CACHE_SHIFT - inode->i_blkbits); + last_index = end >> (PAGE_SHIFT - inode->i_blkbits); for (i = beg; i < end; i = (i | mask) + 1) { - index = i >> (PAGE_CACHE_SHIFT - inode->i_blkbits); + index = i >> (PAGE_SHIFT - inode->i_blkbits); if (likely(cur_index != index)) { page = ufs_get_locked_page(mapping, index); diff --git a/fs/ufs/dir.c b/fs/ufs/dir.c index 74f2e80288bfad7824961373891fad9bea30a158..0b1457292734c8f02c1747b27624bc1851b1aa53 100644 --- a/fs/ufs/dir.c +++ b/fs/ufs/dir.c @@ -62,7 +62,7 @@ static int ufs_commit_chunk(struct page *page, loff_t pos, unsigned len) static inline void ufs_put_page(struct page *page) { kunmap(page); - page_cache_release(page); + put_page(page); } ino_t ufs_inode_by_name(struct inode *dir, const struct qstr *qstr) @@ -111,13 +111,13 @@ static void ufs_check_page(struct page *page) struct super_block *sb = dir->i_sb; char *kaddr = page_address(page); unsigned offs, rec_len; - unsigned limit = PAGE_CACHE_SIZE; + unsigned limit = PAGE_SIZE; const unsigned chunk_mask = UFS_SB(sb)->s_uspi->s_dirblksize - 1; struct ufs_dir_entry *p; char *error; - if ((dir->i_size >> PAGE_CACHE_SHIFT) == page->index) { - limit = dir->i_size & ~PAGE_CACHE_MASK; + if ((dir->i_size >> PAGE_SHIFT) == page->index) { + limit = dir->i_size & ~PAGE_MASK; if (limit & chunk_mask) goto Ebadsize; if (!limit) @@ -170,7 +170,7 @@ static void ufs_check_page(struct page *page) bad_entry: ufs_error (sb, "ufs_check_page", "bad entry in directory #%lu: %s - " "offset=%lu, rec_len=%d, name_len=%d", - dir->i_ino, error, (page->index<i_ino, error, (page->index<i_ino, (page->index<i_ino, (page->index<i_size; - last_byte -= page_nr << PAGE_CACHE_SHIFT; - if (last_byte > PAGE_CACHE_SIZE) - last_byte = PAGE_CACHE_SIZE; + last_byte -= page_nr << PAGE_SHIFT; + if (last_byte > PAGE_SIZE) + last_byte = PAGE_SIZE; return last_byte; } @@ -341,7 +341,7 @@ int ufs_add_link(struct dentry *dentry, struct inode *inode) kaddr = page_address(page); dir_end = kaddr + ufs_last_byte(dir, n); de = (struct ufs_dir_entry *)kaddr; - kaddr += PAGE_CACHE_SIZE - reclen; + kaddr += PAGE_SIZE - reclen; while ((char *)de <= kaddr) { if ((char *)de == dir_end) { /* We hit i_size */ @@ -432,8 +432,8 @@ ufs_readdir(struct file *file, struct dir_context *ctx) loff_t pos = ctx->pos; struct inode *inode = file_inode(file); struct super_block *sb = inode->i_sb; - unsigned int offset = pos & ~PAGE_CACHE_MASK; - unsigned long n = pos >> PAGE_CACHE_SHIFT; + unsigned int offset = pos & ~PAGE_MASK; + unsigned long n = pos >> PAGE_SHIFT; unsigned long npages = dir_pages(inode); unsigned chunk_mask = ~(UFS_SB(sb)->s_uspi->s_dirblksize - 1); int need_revalidate = file->f_version != inode->i_version; @@ -454,14 +454,14 @@ ufs_readdir(struct file *file, struct dir_context *ctx) ufs_error(sb, __func__, "bad page in #%lu", inode->i_ino); - ctx->pos += PAGE_CACHE_SIZE - offset; + ctx->pos += PAGE_SIZE - offset; return -EIO; } kaddr = page_address(page); if (unlikely(need_revalidate)) { if (offset) { offset = ufs_validate_entry(sb, kaddr, offset, chunk_mask); - ctx->pos = (n<pos = (n<f_version = inode->i_version; need_revalidate = 0; @@ -574,7 +574,7 @@ int ufs_make_empty(struct inode * inode, struct inode *dir) kmap(page); base = (char*)page_address(page); - memset(base, 0, PAGE_CACHE_SIZE); + memset(base, 0, PAGE_SIZE); de = (struct ufs_dir_entry *) base; @@ -594,7 +594,7 @@ int ufs_make_empty(struct inode * inode, struct inode *dir) err = ufs_commit_chunk(page, 0, chunk_size); fail: - page_cache_release(page); + put_page(page); return err; } diff --git a/fs/ufs/inode.c b/fs/ufs/inode.c index d897e169ab9c4f240e1f4023955f37bf0fe8f266..9f49431e798d6778f371eb482eed0c0390c250c4 100644 --- a/fs/ufs/inode.c +++ b/fs/ufs/inode.c @@ -1051,13 +1051,13 @@ static int ufs_alloc_lastblock(struct inode *inode, loff_t size) lastfrag--; lastpage = ufs_get_locked_page(mapping, lastfrag >> - (PAGE_CACHE_SHIFT - inode->i_blkbits)); + (PAGE_SHIFT - inode->i_blkbits)); if (IS_ERR(lastpage)) { err = -EIO; goto out; } - end = lastfrag & ((1 << (PAGE_CACHE_SHIFT - inode->i_blkbits)) - 1); + end = lastfrag & ((1 << (PAGE_SHIFT - inode->i_blkbits)) - 1); bh = page_buffers(lastpage); for (i = 0; i < end; ++i) bh = bh->b_this_page; diff --git a/fs/ufs/namei.c b/fs/ufs/namei.c index acf4a3b61b81fcc58342819eabbc768e6ba33bae..a1559f762805390fbc9854859040d397aa42c208 100644 --- a/fs/ufs/namei.c +++ b/fs/ufs/namei.c @@ -305,7 +305,7 @@ static int ufs_rename(struct inode *old_dir, struct dentry *old_dentry, ufs_set_link(old_inode, dir_de, dir_page, new_dir, 0); else { kunmap(dir_page); - page_cache_release(dir_page); + put_page(dir_page); } inode_dec_link_count(old_dir); } @@ -315,11 +315,11 @@ static int ufs_rename(struct inode *old_dir, struct dentry *old_dentry, out_dir: if (dir_de) { kunmap(dir_page); - page_cache_release(dir_page); + put_page(dir_page); } out_old: kunmap(old_page); - page_cache_release(old_page); + put_page(old_page); out: return err; } diff --git a/fs/ufs/util.c b/fs/ufs/util.c index b6c2f94e041edc5840cc7a081b0ea6b8f4abfbd9..a409e3e7827ab09ee26547cbe3a299ecc5731ece 100644 --- a/fs/ufs/util.c +++ b/fs/ufs/util.c @@ -261,14 +261,14 @@ struct page *ufs_get_locked_page(struct address_space *mapping, if (unlikely(page->mapping == NULL)) { /* Truncate got there first */ unlock_page(page); - page_cache_release(page); + put_page(page); page = NULL; goto out; } if (!PageUptodate(page) || PageError(page)) { unlock_page(page); - page_cache_release(page); + put_page(page); printk(KERN_ERR "ufs_change_blocknr: " "can not read page: ino %lu, index: %lu\n", diff --git a/fs/ufs/util.h b/fs/ufs/util.h index 95417592824094c0655a0bf5839c3da442d5db46..b7fbf53dbc81a044e2bd10428bf2601b094cb750 100644 --- a/fs/ufs/util.h +++ b/fs/ufs/util.h @@ -283,7 +283,7 @@ extern struct page *ufs_get_locked_page(struct address_space *mapping, static inline void ufs_put_locked_page(struct page *page) { unlock_page(page); - page_cache_release(page); + put_page(page); } diff --git a/fs/xfs/libxfs/xfs_bmap.c b/fs/xfs/libxfs/xfs_bmap.c index 041b6948aeccd928f6f88d95ed9985052d915390..ce41d7fe753c5dcbb7edfe85771e1a121c4e580b 100644 --- a/fs/xfs/libxfs/xfs_bmap.c +++ b/fs/xfs/libxfs/xfs_bmap.c @@ -3742,11 +3742,11 @@ xfs_bmap_btalloc( args.prod = align; if ((args.mod = (xfs_extlen_t)do_mod(ap->offset, args.prod))) args.mod = (xfs_extlen_t)(args.prod - args.mod); - } else if (mp->m_sb.sb_blocksize >= PAGE_CACHE_SIZE) { + } else if (mp->m_sb.sb_blocksize >= PAGE_SIZE) { args.prod = 1; args.mod = 0; } else { - args.prod = PAGE_CACHE_SIZE >> mp->m_sb.sb_blocklog; + args.prod = PAGE_SIZE >> mp->m_sb.sb_blocklog; if ((args.mod = (xfs_extlen_t)(do_mod(ap->offset, args.prod)))) args.mod = (xfs_extlen_t)(args.prod - args.mod); } diff --git a/fs/xfs/xfs_aops.c b/fs/xfs/xfs_aops.c index d445a64b979e963dccbef0a721989c112351a97e..e49b2406d15d203bee6c096c36bf934b730c7fd3 100644 --- a/fs/xfs/xfs_aops.c +++ b/fs/xfs/xfs_aops.c @@ -704,7 +704,7 @@ xfs_aops_discard_page( xfs_iunlock(ip, XFS_ILOCK_EXCL); out_invalidate: - xfs_vm_invalidatepage(page, 0, PAGE_CACHE_SIZE); + xfs_vm_invalidatepage(page, 0, PAGE_SIZE); return; } @@ -925,9 +925,9 @@ xfs_do_writepage( * ---------------------------------^------------------| */ offset = i_size_read(inode); - end_index = offset >> PAGE_CACHE_SHIFT; + end_index = offset >> PAGE_SHIFT; if (page->index < end_index) - end_offset = (xfs_off_t)(page->index + 1) << PAGE_CACHE_SHIFT; + end_offset = (xfs_off_t)(page->index + 1) << PAGE_SHIFT; else { /* * Check whether the page to write out is beyond or straddles @@ -940,7 +940,7 @@ xfs_do_writepage( * | | Straddles | * ---------------------------------^-----------|--------| */ - unsigned offset_into_page = offset & (PAGE_CACHE_SIZE - 1); + unsigned offset_into_page = offset & (PAGE_SIZE - 1); /* * Skip the page if it is fully outside i_size, e.g. due to a @@ -971,7 +971,7 @@ xfs_do_writepage( * memory is zeroed when mapped, and writes to that region are * not written out to the file." */ - zero_user_segment(page, offset_into_page, PAGE_CACHE_SIZE); + zero_user_segment(page, offset_into_page, PAGE_SIZE); /* Adjust the end_offset to the end of file */ end_offset = offset; @@ -1475,7 +1475,7 @@ xfs_vm_write_failed( loff_t block_offset; loff_t block_start; loff_t block_end; - loff_t from = pos & (PAGE_CACHE_SIZE - 1); + loff_t from = pos & (PAGE_SIZE - 1); loff_t to = from + len; struct buffer_head *bh, *head; struct xfs_mount *mp = XFS_I(inode)->i_mount; @@ -1491,7 +1491,7 @@ xfs_vm_write_failed( * start of the page by using shifts rather than masks the mismatch * problem. */ - block_offset = (pos >> PAGE_CACHE_SHIFT) << PAGE_CACHE_SHIFT; + block_offset = (pos >> PAGE_SHIFT) << PAGE_SHIFT; ASSERT(block_offset + from == pos); @@ -1558,12 +1558,12 @@ xfs_vm_write_begin( struct page **pagep, void **fsdata) { - pgoff_t index = pos >> PAGE_CACHE_SHIFT; + pgoff_t index = pos >> PAGE_SHIFT; struct page *page; int status; struct xfs_mount *mp = XFS_I(mapping->host)->i_mount; - ASSERT(len <= PAGE_CACHE_SIZE); + ASSERT(len <= PAGE_SIZE); page = grab_cache_page_write_begin(mapping, index, flags); if (!page) @@ -1592,7 +1592,7 @@ xfs_vm_write_begin( truncate_pagecache_range(inode, start, pos + len); } - page_cache_release(page); + put_page(page); page = NULL; } @@ -1620,7 +1620,7 @@ xfs_vm_write_end( { int ret; - ASSERT(len <= PAGE_CACHE_SIZE); + ASSERT(len <= PAGE_SIZE); ret = generic_write_end(file, mapping, pos, len, copied, page, fsdata); if (unlikely(ret < len)) { diff --git a/fs/xfs/xfs_bmap_util.c b/fs/xfs/xfs_bmap_util.c index a32c1dcae2ff37b3ee1542fd3fbc5dd74a1e0a86..3b6309865c65336793a7ac84009188b44b394a32 100644 --- a/fs/xfs/xfs_bmap_util.c +++ b/fs/xfs/xfs_bmap_util.c @@ -1237,7 +1237,7 @@ xfs_free_file_space( /* wait for the completion of any pending DIOs */ inode_dio_wait(VFS_I(ip)); - rounding = max_t(xfs_off_t, 1 << mp->m_sb.sb_blocklog, PAGE_CACHE_SIZE); + rounding = max_t(xfs_off_t, 1 << mp->m_sb.sb_blocklog, PAGE_SIZE); ioffset = round_down(offset, rounding); iendoffset = round_up(offset + len, rounding) - 1; error = filemap_write_and_wait_range(VFS_I(ip)->i_mapping, ioffset, @@ -1466,7 +1466,7 @@ xfs_shift_file_space( if (error) return error; error = invalidate_inode_pages2_range(VFS_I(ip)->i_mapping, - offset >> PAGE_CACHE_SHIFT, -1); + offset >> PAGE_SHIFT, -1); if (error) return error; diff --git a/fs/xfs/xfs_file.c b/fs/xfs/xfs_file.c index ac0fd32de31e4e5455e43da208cdef4861710a21..569938a4a357341915f3c0553a16fa5acd782e0f 100644 --- a/fs/xfs/xfs_file.c +++ b/fs/xfs/xfs_file.c @@ -106,8 +106,8 @@ xfs_iozero( unsigned offset, bytes; void *fsdata; - offset = (pos & (PAGE_CACHE_SIZE -1)); /* Within page */ - bytes = PAGE_CACHE_SIZE - offset; + offset = (pos & (PAGE_SIZE -1)); /* Within page */ + bytes = PAGE_SIZE - offset; if (bytes > count) bytes = count; @@ -799,8 +799,8 @@ xfs_file_dio_aio_write( /* see generic_file_direct_write() for why this is necessary */ if (mapping->nrpages) { invalidate_inode_pages2_range(mapping, - pos >> PAGE_CACHE_SHIFT, - end >> PAGE_CACHE_SHIFT); + pos >> PAGE_SHIFT, + end >> PAGE_SHIFT); } if (ret > 0) { @@ -1207,9 +1207,9 @@ xfs_find_get_desired_pgoff( pagevec_init(&pvec, 0); - index = startoff >> PAGE_CACHE_SHIFT; + index = startoff >> PAGE_SHIFT; endoff = XFS_FSB_TO_B(mp, map->br_startoff + map->br_blockcount); - end = endoff >> PAGE_CACHE_SHIFT; + end = endoff >> PAGE_SHIFT; do { int want; unsigned nr_pages; diff --git a/fs/xfs/xfs_linux.h b/fs/xfs/xfs_linux.h index ec0e239a0fa9070f30541b14f305b8d28c153339..a8192dc797dcc45315a5bfdff067992e10cd85ba 100644 --- a/fs/xfs/xfs_linux.h +++ b/fs/xfs/xfs_linux.h @@ -135,7 +135,7 @@ typedef __u32 xfs_nlink_t; * Size of block device i/o is parameterized here. * Currently the system supports page-sized i/o. */ -#define BLKDEV_IOSHIFT PAGE_CACHE_SHIFT +#define BLKDEV_IOSHIFT PAGE_SHIFT #define BLKDEV_IOSIZE (1<sb_blocklog >= BBSHIFT); /* Limited by ULONG_MAX of page cache index */ - if (nblocks >> (PAGE_CACHE_SHIFT - sbp->sb_blocklog) > ULONG_MAX) + if (nblocks >> (PAGE_SHIFT - sbp->sb_blocklog) > ULONG_MAX) return -EFBIG; return 0; } diff --git a/fs/xfs/xfs_mount.h b/fs/xfs/xfs_mount.h index bac6b3435591b6725ea2b4a6115fd7bf89db8c15..eafe257b357addf83152f0c0ca53128e320abc94 100644 --- a/fs/xfs/xfs_mount.h +++ b/fs/xfs/xfs_mount.h @@ -231,12 +231,12 @@ static inline unsigned long xfs_preferred_iosize(xfs_mount_t *mp) { if (mp->m_flags & XFS_MOUNT_COMPAT_IOSIZE) - return PAGE_CACHE_SIZE; + return PAGE_SIZE; return (mp->m_swidth ? (mp->m_swidth << mp->m_sb.sb_blocklog) : ((mp->m_flags & XFS_MOUNT_DFLT_IOSIZE) ? (1 << (int)MAX(mp->m_readio_log, mp->m_writeio_log)) : - PAGE_CACHE_SIZE)); + PAGE_SIZE)); } #define XFS_LAST_UNMOUNT_WAS_CLEAN(mp) \ diff --git a/fs/xfs/xfs_pnfs.c b/fs/xfs/xfs_pnfs.c index ade236e90bb3612d429a8b6b0909b3937302096c..51ddaf2c2b8c96648d70f364d45d6bb95eca3947 100644 --- a/fs/xfs/xfs_pnfs.c +++ b/fs/xfs/xfs_pnfs.c @@ -293,8 +293,8 @@ xfs_fs_commit_blocks( * Make sure reads through the pagecache see the new data. */ error = invalidate_inode_pages2_range(inode->i_mapping, - start >> PAGE_CACHE_SHIFT, - (end - 1) >> PAGE_CACHE_SHIFT); + start >> PAGE_SHIFT, + (end - 1) >> PAGE_SHIFT); WARN_ON_ONCE(error); error = xfs_iomap_write_unwritten(ip, start, length); diff --git a/fs/xfs/xfs_super.c b/fs/xfs/xfs_super.c index d760934109b5d628891ea3e91fa1a9e3f68ec36b..187e14b696c200bac8d78745fce25c449b6f35f6 100644 --- a/fs/xfs/xfs_super.c +++ b/fs/xfs/xfs_super.c @@ -556,10 +556,10 @@ xfs_max_file_offset( /* Figure out maximum filesize, on Linux this can depend on * the filesystem blocksize (on 32 bit platforms). * __block_write_begin does this in an [unsigned] long... - * page->index << (PAGE_CACHE_SHIFT - bbits) + * page->index << (PAGE_SHIFT - bbits) * So, for page sized blocks (4K on 32 bit platforms), * this wraps at around 8Tb (hence MAX_LFS_FILESIZE which is - * (((u64)PAGE_CACHE_SIZE << (BITS_PER_LONG-1))-1) + * (((u64)PAGE_SIZE << (BITS_PER_LONG-1))-1) * but for smaller blocksizes it is less (bbits = log2 bsize). * Note1: get_block_t takes a long (implicit cast from above) * Note2: The Large Block Device (LBD and HAVE_SECTOR_T) patch @@ -570,10 +570,10 @@ xfs_max_file_offset( #if BITS_PER_LONG == 32 # if defined(CONFIG_LBDAF) ASSERT(sizeof(sector_t) == 8); - pagefactor = PAGE_CACHE_SIZE; + pagefactor = PAGE_SIZE; bitshift = BITS_PER_LONG; # else - pagefactor = PAGE_CACHE_SIZE >> (PAGE_CACHE_SHIFT - blockshift); + pagefactor = PAGE_SIZE >> (PAGE_SHIFT - blockshift); # endif #endif diff --git a/include/drm/ttm/ttm_bo_api.h b/include/drm/ttm/ttm_bo_api.h index afae2316bd434e0067f5007f4467c3b0e3f54bb9..055a08ddac02a4a5b1149470f7bd74a03b173096 100644 --- a/include/drm/ttm/ttm_bo_api.h +++ b/include/drm/ttm/ttm_bo_api.h @@ -92,7 +92,7 @@ struct ttm_placement { */ struct ttm_bus_placement { void *addr; - unsigned long base; + phys_addr_t base; unsigned long size; unsigned long offset; bool is_iomem; diff --git a/include/linux/atomic.h b/include/linux/atomic.h index df4f369254c0305174f6be6a6caca6b296c692c5..506c3531832eee836ab30997122070790067cadd 100644 --- a/include/linux/atomic.h +++ b/include/linux/atomic.h @@ -559,25 +559,25 @@ static inline int atomic_dec_if_positive(atomic_t *v) #endif /** - * fetch_or - perform *ptr |= mask and return old value of *ptr - * @ptr: pointer to value - * @mask: mask to OR on the value - * - * cmpxchg based fetch_or, macro so it works for different integer types + * atomic_fetch_or - perform *p |= mask and return old value of *p + * @p: pointer to atomic_t + * @mask: mask to OR on the atomic_t */ -#ifndef fetch_or -#define fetch_or(ptr, mask) \ -({ typeof(*(ptr)) __old, __val = *(ptr); \ - for (;;) { \ - __old = cmpxchg((ptr), __val, __val | (mask)); \ - if (__old == __val) \ - break; \ - __val = __old; \ - } \ - __old; \ -}) -#endif +#ifndef atomic_fetch_or +static inline int atomic_fetch_or(atomic_t *p, int mask) +{ + int old, val = atomic_read(p); + + for (;;) { + old = atomic_cmpxchg(p, val, val | mask); + if (old == val) + break; + val = old; + } + return old; +} +#endif #ifdef CONFIG_GENERIC_ATOMIC64 #include diff --git a/include/linux/backing-dev-defs.h b/include/linux/backing-dev-defs.h index 1b4d69f68c33cc73ad99a1136b2408c71e763fb8..3f103076d0bfdc2d72a462ca6c3deb1ef84a3227 100644 --- a/include/linux/backing-dev-defs.h +++ b/include/linux/backing-dev-defs.h @@ -135,7 +135,7 @@ struct bdi_writeback { struct backing_dev_info { struct list_head bdi_list; - unsigned long ra_pages; /* max readahead in PAGE_CACHE_SIZE units */ + unsigned long ra_pages; /* max readahead in PAGE_SIZE units */ unsigned int capabilities; /* Device capabilities */ congested_fn *congested_fn; /* Function pointer if device is md/dm */ void *congested_data; /* Pointer to aux data for congested func */ diff --git a/include/linux/bio.h b/include/linux/bio.h index 88bc64f00bb53cb01fe60ca87dfafd7c9c0f0f4a..6b7481f62218895945ba6dcd1b7df2e49268d552 100644 --- a/include/linux/bio.h +++ b/include/linux/bio.h @@ -41,7 +41,7 @@ #endif #define BIO_MAX_PAGES 256 -#define BIO_MAX_SIZE (BIO_MAX_PAGES << PAGE_CACHE_SHIFT) +#define BIO_MAX_SIZE (BIO_MAX_PAGES << PAGE_SHIFT) #define BIO_MAX_SECTORS (BIO_MAX_SIZE >> 9) /* diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h index 7e5d7e018bea0877ee617d9f9b93ec037b19209c..669e419d62347e2965bdaffbf8e960e1e34af4f9 100644 --- a/include/linux/blkdev.h +++ b/include/linux/blkdev.h @@ -1372,7 +1372,7 @@ unsigned char *read_dev_sector(struct block_device *, sector_t, Sector *); static inline void put_dev_sector(Sector p) { - page_cache_release(p.v); + put_page(p.v); } static inline bool __bvec_gap_to_prev(struct request_queue *q, diff --git a/include/linux/brcmphy.h b/include/linux/brcmphy.h index f0ba9c2ec639d5731c621ffcec82890eb5e9a95b..e3354b74286ccca4cefc7cbf46d28a2e880d6deb 100644 --- a/include/linux/brcmphy.h +++ b/include/linux/brcmphy.h @@ -24,6 +24,8 @@ #define PHY_ID_BCM7250 0xae025280 #define PHY_ID_BCM7364 0xae025260 #define PHY_ID_BCM7366 0x600d8490 +#define PHY_ID_BCM7346 0x600d8650 +#define PHY_ID_BCM7362 0x600d84b0 #define PHY_ID_BCM7425 0x600d86b0 #define PHY_ID_BCM7429 0x600d8730 #define PHY_ID_BCM7435 0x600d8750 diff --git a/include/linux/buffer_head.h b/include/linux/buffer_head.h index c67f052cc5e55823a2f1032ba45accb2d3608079..d48daa3f6f20f7b7d3da0c5396168a277a239d14 100644 --- a/include/linux/buffer_head.h +++ b/include/linux/buffer_head.h @@ -43,7 +43,7 @@ enum bh_state_bits { */ }; -#define MAX_BUF_PER_PAGE (PAGE_CACHE_SIZE / 512) +#define MAX_BUF_PER_PAGE (PAGE_SIZE / 512) struct page; struct buffer_head; @@ -263,7 +263,7 @@ void buffer_init(void); static inline void attach_page_buffers(struct page *page, struct buffer_head *head) { - page_cache_get(page); + get_page(page); SetPagePrivate(page); set_page_private(page, (unsigned long)head); } diff --git a/include/linux/ceph/libceph.h b/include/linux/ceph/libceph.h index e7975e4681e1a9110ee26506eaf4402ffcbad082..db92a8d4926eed9f9bf155564c274b1552477e4b 100644 --- a/include/linux/ceph/libceph.h +++ b/include/linux/ceph/libceph.h @@ -176,8 +176,8 @@ extern void ceph_put_snap_context(struct ceph_snap_context *sc); */ static inline int calc_pages_for(u64 off, u64 len) { - return ((off+len+PAGE_CACHE_SIZE-1) >> PAGE_CACHE_SHIFT) - - (off >> PAGE_CACHE_SHIFT); + return ((off+len+PAGE_SIZE-1) >> PAGE_SHIFT) - + (off >> PAGE_SHIFT); } extern struct kmem_cache *ceph_inode_cachep; diff --git a/include/linux/compiler-gcc.h b/include/linux/compiler-gcc.h index 22ab246feed34c104038d3f94e1401ea9a587f8f..eeae401a2412e5e8d32381805be1c13798b7a8fb 100644 --- a/include/linux/compiler-gcc.h +++ b/include/linux/compiler-gcc.h @@ -199,7 +199,7 @@ #define unreachable() __builtin_unreachable() /* Mark a function definition as prohibited from being cloned. */ -#define __noclone __attribute__((__noclone__)) +#define __noclone __attribute__((__noclone__, __optimize__("no-tracer"))) #endif /* GCC_VERSION >= 40500 */ diff --git a/include/linux/configfs.h b/include/linux/configfs.h index 485fe5519448ba451a247d944ca2df0f8811e4f7..d9d6a9d77489a72ef30519c67b08e046a0e81b46 100644 --- a/include/linux/configfs.h +++ b/include/linux/configfs.h @@ -188,7 +188,7 @@ static struct configfs_bin_attribute _pfx##attr_##_name = { \ } #define CONFIGFS_BIN_ATTR_RO(_pfx, _name, _priv, _maxsz) \ -static struct configfs_attribute _pfx##attr_##_name = { \ +static struct configfs_bin_attribute _pfx##attr_##_name = { \ .cb_attr = { \ .ca_name = __stringify(_name), \ .ca_mode = S_IRUGO, \ @@ -200,7 +200,7 @@ static struct configfs_attribute _pfx##attr_##_name = { \ } #define CONFIGFS_BIN_ATTR_WO(_pfx, _name, _priv, _maxsz) \ -static struct configfs_attribute _pfx##attr_##_name = { \ +static struct configfs_bin_attribute _pfx##attr_##_name = { \ .cb_attr = { \ .ca_name = __stringify(_name), \ .ca_mode = S_IWUSR, \ diff --git a/include/linux/dcache.h b/include/linux/dcache.h index 7cb043d8f4e8079cb1156e22b43e3a287a61294f..4bb4de8d95ea5869000db22baa662451c6acd1a0 100644 --- a/include/linux/dcache.h +++ b/include/linux/dcache.h @@ -161,6 +161,7 @@ struct dentry_operations { struct vfsmount *(*d_automount)(struct path *); int (*d_manage)(struct dentry *, bool); struct inode *(*d_select_inode)(struct dentry *, unsigned); + struct dentry *(*d_real)(struct dentry *, struct inode *); } ____cacheline_aligned; /* @@ -229,6 +230,7 @@ struct dentry_operations { #define DCACHE_OP_SELECT_INODE 0x02000000 /* Unioned entry: dcache op selects inode */ #define DCACHE_ENCRYPTED_WITH_KEY 0x04000000 /* dir is encrypted with a valid key */ +#define DCACHE_OP_REAL 0x08000000 extern seqlock_t rename_lock; @@ -555,4 +557,12 @@ static inline struct dentry *d_backing_dentry(struct dentry *upper) return upper; } +static inline struct dentry *d_real(struct dentry *dentry) +{ + if (unlikely(dentry->d_flags & DCACHE_OP_REAL)) + return dentry->d_op->d_real(dentry, NULL); + else + return dentry; +} + #endif /* __LINUX_DCACHE_H */ diff --git a/include/linux/f2fs_fs.h b/include/linux/f2fs_fs.h index 9eb215a155e0f685fe14fcb9bc6d5365b6c0908b..b90e9bdbd1dd6b8bba26c52b2f5096b1fc3d79a8 100644 --- a/include/linux/f2fs_fs.h +++ b/include/linux/f2fs_fs.h @@ -262,7 +262,7 @@ struct f2fs_node { /* * For NAT entries */ -#define NAT_ENTRY_PER_BLOCK (PAGE_CACHE_SIZE / sizeof(struct f2fs_nat_entry)) +#define NAT_ENTRY_PER_BLOCK (PAGE_SIZE / sizeof(struct f2fs_nat_entry)) struct f2fs_nat_entry { __u8 version; /* latest version of cached nat entry */ @@ -282,7 +282,7 @@ struct f2fs_nat_block { * Not allow to change this. */ #define SIT_VBLOCK_MAP_SIZE 64 -#define SIT_ENTRY_PER_BLOCK (PAGE_CACHE_SIZE / sizeof(struct f2fs_sit_entry)) +#define SIT_ENTRY_PER_BLOCK (PAGE_SIZE / sizeof(struct f2fs_sit_entry)) /* * Note that f2fs_sit_entry->vblocks has the following bit-field information. diff --git a/include/linux/filter.h b/include/linux/filter.h index 43aa1f8855c7ff59ab562b722cfd8dc19c4eee7e..a51a5361695fbfc4ee0b36c88461c7adcc36c739 100644 --- a/include/linux/filter.h +++ b/include/linux/filter.h @@ -465,10 +465,14 @@ int bpf_prog_create_from_user(struct bpf_prog **pfp, struct sock_fprog *fprog, void bpf_prog_destroy(struct bpf_prog *fp); int sk_attach_filter(struct sock_fprog *fprog, struct sock *sk); +int __sk_attach_filter(struct sock_fprog *fprog, struct sock *sk, + bool locked); int sk_attach_bpf(u32 ufd, struct sock *sk); int sk_reuseport_attach_filter(struct sock_fprog *fprog, struct sock *sk); int sk_reuseport_attach_bpf(u32 ufd, struct sock *sk); int sk_detach_filter(struct sock *sk); +int __sk_detach_filter(struct sock *sk, bool locked); + int sk_get_filter(struct sock *sk, struct sock_filter __user *filter, unsigned int len); diff --git a/include/linux/fs.h b/include/linux/fs.h index 14a97194b34ba16ba7906ae8c27b1767f266f317..70e61b58baaf662d15f4ca67f355b5dcf8d52438 100644 --- a/include/linux/fs.h +++ b/include/linux/fs.h @@ -929,7 +929,7 @@ static inline struct file *get_file(struct file *f) /* Page cache limit. The filesystems should put that into their s_maxbytes limits, otherwise bad things can happen in VM. */ #if BITS_PER_LONG==32 -#define MAX_LFS_FILESIZE (((loff_t)PAGE_CACHE_SIZE << (BITS_PER_LONG-1))-1) +#define MAX_LFS_FILESIZE (((loff_t)PAGE_SIZE << (BITS_PER_LONG-1))-1) #elif BITS_PER_LONG==64 #define MAX_LFS_FILESIZE ((loff_t)0x7fffffffffffffffLL) #endif @@ -1241,6 +1241,16 @@ static inline struct inode *file_inode(const struct file *f) return f->f_inode; } +static inline struct dentry *file_dentry(const struct file *file) +{ + struct dentry *dentry = file->f_path.dentry; + + if (unlikely(dentry->d_flags & DCACHE_OP_REAL)) + return dentry->d_op->d_real(dentry, file_inode(file)); + else + return dentry; +} + static inline int locks_lock_file_wait(struct file *filp, struct file_lock *fl) { return locks_lock_inode_wait(file_inode(filp), fl); @@ -2067,7 +2077,7 @@ extern int generic_update_time(struct inode *, struct timespec *, int); /* /sys/fs */ extern struct kobject *fs_kobj; -#define MAX_RW_COUNT (INT_MAX & PAGE_CACHE_MASK) +#define MAX_RW_COUNT (INT_MAX & PAGE_MASK) #ifdef CONFIG_MANDATORY_FILE_LOCKING extern int locks_mandatory_locked(struct file *); diff --git a/include/linux/fscrypto.h b/include/linux/fscrypto.h index cd91f75de49b50885669f33c99553c724d543d7a..6027f6bbb0611b20d454ff2ad3ae7330e01deb36 100644 --- a/include/linux/fscrypto.h +++ b/include/linux/fscrypto.h @@ -263,9 +263,9 @@ static inline void fscrypt_set_d_op(struct dentry *dentry) extern struct kmem_cache *fscrypt_info_cachep; int fscrypt_initialize(void); -extern struct fscrypt_ctx *fscrypt_get_ctx(struct inode *); +extern struct fscrypt_ctx *fscrypt_get_ctx(struct inode *, gfp_t); extern void fscrypt_release_ctx(struct fscrypt_ctx *); -extern struct page *fscrypt_encrypt_page(struct inode *, struct page *); +extern struct page *fscrypt_encrypt_page(struct inode *, struct page *, gfp_t); extern int fscrypt_decrypt_page(struct page *); extern void fscrypt_decrypt_bio_pages(struct fscrypt_ctx *, struct bio *); extern void fscrypt_pullback_bio_page(struct page **, bool); @@ -299,7 +299,8 @@ extern int fscrypt_fname_usr_to_disk(struct inode *, const struct qstr *, #endif /* crypto.c */ -static inline struct fscrypt_ctx *fscrypt_notsupp_get_ctx(struct inode *i) +static inline struct fscrypt_ctx *fscrypt_notsupp_get_ctx(struct inode *i, + gfp_t f) { return ERR_PTR(-EOPNOTSUPP); } @@ -310,7 +311,7 @@ static inline void fscrypt_notsupp_release_ctx(struct fscrypt_ctx *c) } static inline struct page *fscrypt_notsupp_encrypt_page(struct inode *i, - struct page *p) + struct page *p, gfp_t f) { return ERR_PTR(-EOPNOTSUPP); } diff --git a/include/linux/huge_mm.h b/include/linux/huge_mm.h index 79b0ef6aaa143d4f093f9f3cd7f9ad19a4421258..7008623e24b19bfef175d32773fa5c9855d36e76 100644 --- a/include/linux/huge_mm.h +++ b/include/linux/huge_mm.h @@ -127,7 +127,7 @@ static inline spinlock_t *pmd_trans_huge_lock(pmd_t *pmd, if (pmd_trans_huge(*pmd) || pmd_devmap(*pmd)) return __pmd_trans_huge_lock(pmd, vma); else - return false; + return NULL; } static inline int hpage_nr_pages(struct page *page) { diff --git a/include/linux/iommu.h b/include/linux/iommu.h index a5c539fa5d2bc03ba233f4d11de1b64d839990ab..ef7a6ecd85846c04fa5cc1aed2c6aa9373fedd91 100644 --- a/include/linux/iommu.h +++ b/include/linux/iommu.h @@ -195,9 +195,7 @@ struct iommu_ops { /* Get the number of windows per domain */ u32 (*domain_get_windows)(struct iommu_domain *domain); -#ifdef CONFIG_OF_IOMMU int (*of_xlate)(struct device *dev, struct of_phandle_args *args); -#endif unsigned long pgsize_bitmap; void *priv; diff --git a/include/linux/mm.h b/include/linux/mm.h index ed6407d1b7b5628ec8019e7afa667ab5e9a415d4..a55e5be0894f44d01145a0f3fc6d9c6b011e5754 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -623,7 +623,7 @@ void do_set_pte(struct vm_area_struct *vma, unsigned long address, * * A page may belong to an inode's memory mapping. In this case, page->mapping * is the pointer to the inode, and page->index is the file offset of the page, - * in units of PAGE_CACHE_SIZE. + * in units of PAGE_SIZE. * * If pagecache pages are not associated with an inode, they are said to be * anonymous pages. These may become associated with the swapcache, and in that @@ -1250,78 +1250,20 @@ long get_user_pages_remote(struct task_struct *tsk, struct mm_struct *mm, unsigned long start, unsigned long nr_pages, int write, int force, struct page **pages, struct vm_area_struct **vmas); -long get_user_pages6(unsigned long start, unsigned long nr_pages, +long get_user_pages(unsigned long start, unsigned long nr_pages, int write, int force, struct page **pages, struct vm_area_struct **vmas); -long get_user_pages_locked6(unsigned long start, unsigned long nr_pages, +long get_user_pages_locked(unsigned long start, unsigned long nr_pages, int write, int force, struct page **pages, int *locked); long __get_user_pages_unlocked(struct task_struct *tsk, struct mm_struct *mm, unsigned long start, unsigned long nr_pages, int write, int force, struct page **pages, unsigned int gup_flags); -long get_user_pages_unlocked5(unsigned long start, unsigned long nr_pages, +long get_user_pages_unlocked(unsigned long start, unsigned long nr_pages, int write, int force, struct page **pages); int get_user_pages_fast(unsigned long start, int nr_pages, int write, struct page **pages); -/* suppress warnings from use in EXPORT_SYMBOL() */ -#ifndef __DISABLE_GUP_DEPRECATED -#define __gup_deprecated __deprecated -#else -#define __gup_deprecated -#endif -/* - * These macros provide backward-compatibility with the old - * get_user_pages() variants which took tsk/mm. These - * functions/macros provide both compile-time __deprecated so we - * can catch old-style use and not break the build. The actual - * functions also have WARN_ON()s to let us know at runtime if - * the get_user_pages() should have been the "remote" variant. - * - * These are hideous, but temporary. - * - * If you run into one of these __deprecated warnings, look - * at how you are calling get_user_pages(). If you are calling - * it with current/current->mm as the first two arguments, - * simply remove those arguments. The behavior will be the same - * as it is now. If you are calling it on another task, use - * get_user_pages_remote() instead. - * - * Any questions? Ask Dave Hansen - */ -long -__gup_deprecated -get_user_pages8(struct task_struct *tsk, struct mm_struct *mm, - unsigned long start, unsigned long nr_pages, - int write, int force, struct page **pages, - struct vm_area_struct **vmas); -#define GUP_MACRO(_1, _2, _3, _4, _5, _6, _7, _8, get_user_pages, ...) \ - get_user_pages -#define get_user_pages(...) GUP_MACRO(__VA_ARGS__, \ - get_user_pages8, x, \ - get_user_pages6, x, x, x, x, x)(__VA_ARGS__) - -__gup_deprecated -long get_user_pages_locked8(struct task_struct *tsk, struct mm_struct *mm, - unsigned long start, unsigned long nr_pages, - int write, int force, struct page **pages, - int *locked); -#define GUPL_MACRO(_1, _2, _3, _4, _5, _6, _7, _8, get_user_pages_locked, ...) \ - get_user_pages_locked -#define get_user_pages_locked(...) GUPL_MACRO(__VA_ARGS__, \ - get_user_pages_locked8, x, \ - get_user_pages_locked6, x, x, x, x)(__VA_ARGS__) - -__gup_deprecated -long get_user_pages_unlocked7(struct task_struct *tsk, struct mm_struct *mm, - unsigned long start, unsigned long nr_pages, - int write, int force, struct page **pages); -#define GUPU_MACRO(_1, _2, _3, _4, _5, _6, _7, get_user_pages_unlocked, ...) \ - get_user_pages_unlocked -#define get_user_pages_unlocked(...) GUPU_MACRO(__VA_ARGS__, \ - get_user_pages_unlocked7, x, \ - get_user_pages_unlocked5, x, x, x, x)(__VA_ARGS__) - /* Container for pinned pfns / pages */ struct frame_vector { unsigned int nr_allocated; /* Number of frames we have space for */ diff --git a/include/linux/mm_types.h b/include/linux/mm_types.h index 944b2b37313b49bffd581963a5f13380a7c6e520..c2d75b4fa86c05012a509dd188e2a394d2cb2170 100644 --- a/include/linux/mm_types.h +++ b/include/linux/mm_types.h @@ -341,7 +341,7 @@ struct vm_area_struct { /* Information about our backing store: */ unsigned long vm_pgoff; /* Offset (within vm_file) in PAGE_SIZE - units, *not* PAGE_CACHE_SIZE */ + units */ struct file * vm_file; /* File we map to (can be NULL). */ void * vm_private_data; /* was vm_pte (shared mem) */ diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h index cb0d5d09c2e4f86243a7f3ac2acc0d61fe3da1a9..8395308a24456028f22621c5e00f757c4c817576 100644 --- a/include/linux/netdevice.h +++ b/include/linux/netdevice.h @@ -2120,7 +2120,10 @@ struct napi_gro_cb { /* Used in foo-over-udp, set in udp[46]_gro_receive */ u8 is_ipv6:1; - /* 7 bit hole */ + /* Used in GRE, set in fou/gue_gro_receive */ + u8 is_fou:1; + + /* 6 bit hole */ /* used to support CHECKSUM_COMPLETE for tunneling protocols */ __wsum csum; diff --git a/include/linux/netfilter/ipset/ip_set.h b/include/linux/netfilter/ipset/ip_set.h index 0e1f433cc4b78537c24e0e5f410894655d90aa0e..f48b8a664b0f8c17951f2710f8af2ff71ad8376d 100644 --- a/include/linux/netfilter/ipset/ip_set.h +++ b/include/linux/netfilter/ipset/ip_set.h @@ -234,6 +234,10 @@ struct ip_set { spinlock_t lock; /* References to the set */ u32 ref; + /* References to the set for netlink events like dump, + * ref can be swapped out by ip_set_swap + */ + u32 ref_netlink; /* The core set type */ struct ip_set_type *type; /* The type variant doing the real job */ diff --git a/include/linux/nfs_page.h b/include/linux/nfs_page.h index f2f650f136ee6fe181dfa27b71d7b944fc1f9357..957049f72290d4b6c328845535c664aea4afc7c0 100644 --- a/include/linux/nfs_page.h +++ b/include/linux/nfs_page.h @@ -41,8 +41,8 @@ struct nfs_page { struct page *wb_page; /* page to read in/write out */ struct nfs_open_context *wb_context; /* File state context info */ struct nfs_lock_context *wb_lock_context; /* lock context info */ - pgoff_t wb_index; /* Offset >> PAGE_CACHE_SHIFT */ - unsigned int wb_offset, /* Offset & ~PAGE_CACHE_MASK */ + pgoff_t wb_index; /* Offset >> PAGE_SHIFT */ + unsigned int wb_offset, /* Offset & ~PAGE_MASK */ wb_pgbase, /* Start of page data */ wb_bytes; /* Length of request */ struct kref wb_kref; /* reference count */ @@ -184,7 +184,7 @@ nfs_list_entry(struct list_head *head) static inline loff_t req_offset(struct nfs_page *req) { - return (((loff_t)req->wb_index) << PAGE_CACHE_SHIFT) + req->wb_offset; + return (((loff_t)req->wb_index) << PAGE_SHIFT) + req->wb_offset; } #endif /* _LINUX_NFS_PAGE_H */ diff --git a/include/linux/nilfs2_fs.h b/include/linux/nilfs2_fs.h index 9abb763e4b863e81aedcd34b868a597b3aaf3567..e9fcf90b270d29f72dbfff44a3fc52b25bc1fc59 100644 --- a/include/linux/nilfs2_fs.h +++ b/include/linux/nilfs2_fs.h @@ -331,7 +331,7 @@ static inline unsigned nilfs_rec_len_from_disk(__le16 dlen) { unsigned len = le16_to_cpu(dlen); -#if !defined(__KERNEL__) || (PAGE_CACHE_SIZE >= 65536) +#if !defined(__KERNEL__) || (PAGE_SIZE >= 65536) if (len == NILFS_MAX_REC_LEN) return 1 << 16; #endif @@ -340,7 +340,7 @@ static inline unsigned nilfs_rec_len_from_disk(__le16 dlen) static inline __le16 nilfs_rec_len_to_disk(unsigned len) { -#if !defined(__KERNEL__) || (PAGE_CACHE_SIZE >= 65536) +#if !defined(__KERNEL__) || (PAGE_SIZE >= 65536) if (len == (1 << 16)) return cpu_to_le16(NILFS_MAX_REC_LEN); else if (len > (1 << 16)) diff --git a/include/linux/pagemap.h b/include/linux/pagemap.h index 1ebd65c914220efa86814b7353353381bcb10d08..7e1ab155c67c78dd6e41defebd238bce0d59af7f 100644 --- a/include/linux/pagemap.h +++ b/include/linux/pagemap.h @@ -86,21 +86,6 @@ static inline void mapping_set_gfp_mask(struct address_space *m, gfp_t mask) (__force unsigned long)mask; } -/* - * The page cache can be done in larger chunks than - * one page, because it allows for more efficient - * throughput (it can then be mapped into user - * space in smaller chunks for same flexibility). - * - * Or rather, it _will_ be done in larger chunks. - */ -#define PAGE_CACHE_SHIFT PAGE_SHIFT -#define PAGE_CACHE_SIZE PAGE_SIZE -#define PAGE_CACHE_MASK PAGE_MASK -#define PAGE_CACHE_ALIGN(addr) (((addr)+PAGE_CACHE_SIZE-1)&PAGE_CACHE_MASK) - -#define page_cache_get(page) get_page(page) -#define page_cache_release(page) put_page(page) void release_pages(struct page **pages, int nr, bool cold); /* @@ -390,13 +375,13 @@ static inline pgoff_t page_to_pgoff(struct page *page) return page->index << compound_order(page); if (likely(!PageTransTail(page))) - return page->index << (PAGE_CACHE_SHIFT - PAGE_SHIFT); + return page->index; /* * We don't initialize ->index for tail pages: calculate based on * head page */ - pgoff = compound_head(page)->index << (PAGE_CACHE_SHIFT - PAGE_SHIFT); + pgoff = compound_head(page)->index; pgoff += page - compound_head(page); return pgoff; } @@ -406,12 +391,12 @@ static inline pgoff_t page_to_pgoff(struct page *page) */ static inline loff_t page_offset(struct page *page) { - return ((loff_t)page->index) << PAGE_CACHE_SHIFT; + return ((loff_t)page->index) << PAGE_SHIFT; } static inline loff_t page_file_offset(struct page *page) { - return ((loff_t)page_file_index(page)) << PAGE_CACHE_SHIFT; + return ((loff_t)page_file_index(page)) << PAGE_SHIFT; } extern pgoff_t linear_hugepage_index(struct vm_area_struct *vma, @@ -425,7 +410,7 @@ static inline pgoff_t linear_page_index(struct vm_area_struct *vma, return linear_hugepage_index(vma, address); pgoff = (address - vma->vm_start) >> PAGE_SHIFT; pgoff += vma->vm_pgoff; - return pgoff >> (PAGE_CACHE_SHIFT - PAGE_SHIFT); + return pgoff; } extern void __lock_page(struct page *page); @@ -535,8 +520,7 @@ extern void add_page_wait_queue(struct page *page, wait_queue_t *waiter); /* * Fault a userspace page into pagetables. Return non-zero on a fault. * - * This assumes that two userspace pages are always sufficient. That's - * not true if PAGE_CACHE_SIZE > PAGE_SIZE. + * This assumes that two userspace pages are always sufficient. */ static inline int fault_in_pages_writeable(char __user *uaddr, int size) { @@ -671,8 +655,8 @@ static inline int add_to_page_cache(struct page *page, static inline unsigned long dir_pages(struct inode *inode) { - return (unsigned long)(inode->i_size + PAGE_CACHE_SIZE - 1) >> - PAGE_CACHE_SHIFT; + return (unsigned long)(inode->i_size + PAGE_SIZE - 1) >> + PAGE_SHIFT; } #endif /* _LINUX_PAGEMAP_H */ diff --git a/include/linux/pmem.h b/include/linux/pmem.h index 3ec5309e29f38e1f971dd865f666f1fd277be08f..57d146fe44dd84e926199d81a8ca0a74a2d012fc 100644 --- a/include/linux/pmem.h +++ b/include/linux/pmem.h @@ -42,6 +42,13 @@ static inline void arch_memcpy_to_pmem(void __pmem *dst, const void *src, BUG(); } +static inline int arch_memcpy_from_pmem(void *dst, const void __pmem *src, + size_t n) +{ + BUG(); + return -EFAULT; +} + static inline size_t arch_copy_from_iter_pmem(void __pmem *addr, size_t bytes, struct iov_iter *i) { @@ -65,20 +72,33 @@ static inline void arch_invalidate_pmem(void __pmem *addr, size_t size) } #endif -/* - * Architectures that define ARCH_HAS_PMEM_API must provide - * implementations for arch_memcpy_to_pmem(), arch_wmb_pmem(), - * arch_copy_from_iter_pmem(), arch_clear_pmem(), arch_wb_cache_pmem() - * and arch_has_wmb_pmem(). - */ -static inline void memcpy_from_pmem(void *dst, void __pmem const *src, size_t size) +static inline bool arch_has_pmem_api(void) { - memcpy(dst, (void __force const *) src, size); + return IS_ENABLED(CONFIG_ARCH_HAS_PMEM_API); } -static inline bool arch_has_pmem_api(void) +static inline int default_memcpy_from_pmem(void *dst, void __pmem const *src, + size_t size) { - return IS_ENABLED(CONFIG_ARCH_HAS_PMEM_API); + memcpy(dst, (void __force *) src, size); + return 0; +} + +/* + * memcpy_from_pmem - read from persistent memory with error handling + * @dst: destination buffer + * @src: source buffer + * @size: transfer length + * + * Returns 0 on success negative error code on failure. + */ +static inline int memcpy_from_pmem(void *dst, void __pmem const *src, + size_t size) +{ + if (arch_has_pmem_api()) + return arch_memcpy_from_pmem(dst, src, size); + else + return default_memcpy_from_pmem(dst, src, size); } /** diff --git a/include/linux/sched.h b/include/linux/sched.h index 60bba7e032dc33c57156751c6a5270e1f72a0feb..52c4847b05e2882a72d04c3c75fc4d55c2b4a6b9 100644 --- a/include/linux/sched.h +++ b/include/linux/sched.h @@ -720,7 +720,7 @@ struct signal_struct { struct task_cputime cputime_expires; #ifdef CONFIG_NO_HZ_FULL - unsigned long tick_dep_mask; + atomic_t tick_dep_mask; #endif struct list_head cpu_timers[3]; @@ -1549,7 +1549,7 @@ struct task_struct { #endif #ifdef CONFIG_NO_HZ_FULL - unsigned long tick_dep_mask; + atomic_t tick_dep_mask; #endif unsigned long nvcsw, nivcsw; /* context switch counts */ u64 start_time; /* monotonic time in nsec */ diff --git a/include/linux/seq_file.h b/include/linux/seq_file.h index dde00defbaa52bd2ae380c76e7df305389aa5b8f..f3d45dd42695e1f813d67103a118dc03d27cdcbc 100644 --- a/include/linux/seq_file.h +++ b/include/linux/seq_file.h @@ -7,13 +7,10 @@ #include #include #include +#include +#include struct seq_operations; -struct file; -struct path; -struct inode; -struct dentry; -struct user_namespace; struct seq_file { char *buf; @@ -27,9 +24,7 @@ struct seq_file { struct mutex lock; const struct seq_operations *op; int poll_event; -#ifdef CONFIG_USER_NS - struct user_namespace *user_ns; -#endif + const struct file *file; void *private; }; @@ -147,7 +142,7 @@ int seq_release_private(struct inode *, struct file *); static inline struct user_namespace *seq_user_ns(struct seq_file *seq) { #ifdef CONFIG_USER_NS - return seq->user_ns; + return seq->file->f_cred->user_ns; #else extern struct user_namespace init_user_ns; return &init_user_ns; diff --git a/include/linux/stmmac.h b/include/linux/stmmac.h index 4bcf5a61aada05b02d33c33928dc4d7d7e9f0bb2..e6bc30a42a7494d4626412a4b63641b1008e2ad0 100644 --- a/include/linux/stmmac.h +++ b/include/linux/stmmac.h @@ -108,7 +108,6 @@ struct stmmac_axi { }; struct plat_stmmacenet_data { - char *phy_bus_name; int bus_id; int phy_addr; int interface; diff --git a/include/linux/sunrpc/svc.h b/include/linux/sunrpc/svc.h index cc0fc712bb8238e27446dc92899906e55cff4de7..7ca44fb5b675d1c078a2a2f121056606282dad58 100644 --- a/include/linux/sunrpc/svc.h +++ b/include/linux/sunrpc/svc.h @@ -129,7 +129,7 @@ static inline void svc_get(struct svc_serv *serv) * * These happen to all be powers of 2, which is not strictly * necessary but helps enforce the real limitation, which is - * that they should be multiples of PAGE_CACHE_SIZE. + * that they should be multiples of PAGE_SIZE. * * For UDP transports, a block plus NFS,RPC, and UDP headers * has to fit into the IP datagram limit of 64K. The largest diff --git a/include/linux/swap.h b/include/linux/swap.h index d18b65c53dbb8b421f5a1499a2791ddc4f594319..2b83359c19cabee6dc211c887518d001f05081f4 100644 --- a/include/linux/swap.h +++ b/include/linux/swap.h @@ -433,9 +433,9 @@ struct backing_dev_info; #define si_swapinfo(val) \ do { (val)->freeswap = (val)->totalswap = 0; } while (0) /* only sparc can not include linux/pagemap.h in this file - * so leave page_cache_release and release_pages undeclared... */ + * so leave put_page and release_pages undeclared... */ #define free_page_and_swap_cache(page) \ - page_cache_release(page) + put_page(page) #define free_pages_and_swap_cache(pages, nr) \ release_pages((pages), (nr), false); diff --git a/include/linux/usb_usual.h b/include/linux/usb_usual.h index 7f5f78bd15ad448414fa8c06fb61fa25fb152b5f..245f57dbbb614e818d2f067f1f5c431d7e9f193b 100644 --- a/include/linux/usb_usual.h +++ b/include/linux/usb_usual.h @@ -79,6 +79,8 @@ /* Cannot handle MI_REPORT_SUPPORTED_OPERATION_CODES */ \ US_FLAG(MAX_SECTORS_240, 0x08000000) \ /* Sets max_sectors to 240 */ \ + US_FLAG(NO_REPORT_LUNS, 0x10000000) \ + /* Cannot handle REPORT_LUNS */ \ #define US_FLAG(name, value) US_FL_##name = value , enum { US_DO_ALL_FLAGS }; diff --git a/include/net/act_api.h b/include/net/act_api.h index 2a19fe111c78836629bd914086b17a48f96c472c..03e322b30218244b9bde7fca5438cacc20923307 100644 --- a/include/net/act_api.h +++ b/include/net/act_api.h @@ -135,6 +135,7 @@ void tcf_hashinfo_destroy(const struct tc_action_ops *ops, static inline void tc_action_net_exit(struct tc_action_net *tn) { tcf_hashinfo_destroy(tn->ops, tn->hinfo); + kfree(tn->hinfo); } int tcf_generic_walker(struct tc_action_net *tn, struct sk_buff *skb, diff --git a/include/net/mac80211.h b/include/net/mac80211.h index 0c09da34b67a7e7ca4ab45fd1da8f132d8bedc63..e385eb3076a1a7241349f3f72d160aa39f2b0df7 100644 --- a/include/net/mac80211.h +++ b/include/net/mac80211.h @@ -1001,6 +1001,8 @@ ieee80211_tx_info_clear_status(struct ieee80211_tx_info *info) * flag indicates that the PN was verified for replay protection. * Note that this flag is also currently only supported when a frame * is also decrypted (ie. @RX_FLAG_DECRYPTED must be set) + * @RX_FLAG_DUP_VALIDATED: The driver should set this flag if it did + * de-duplication by itself. * @RX_FLAG_FAILED_FCS_CRC: Set this flag if the FCS check failed on * the frame. * @RX_FLAG_FAILED_PLCP_CRC: Set this flag if the PCLP check failed on diff --git a/include/net/sctp/sctp.h b/include/net/sctp/sctp.h index 65521cfdcadeee35d61f280165a387cc2164ab6d..03fb33efcae21d54192204629ff4ced2e36e7d4d 100644 --- a/include/net/sctp/sctp.h +++ b/include/net/sctp/sctp.h @@ -386,11 +386,9 @@ static inline struct list_head *sctp_list_dequeue(struct list_head *list) { struct list_head *result = NULL; - if (list->next != list) { + if (!list_empty(list)) { result = list->next; - list->next = result->next; - list->next->prev = list; - INIT_LIST_HEAD(result); + list_del_init(result); } return result; } diff --git a/include/scsi/scsi_device.h b/include/scsi/scsi_device.h index c067019ed12a7f4acb6c31391ede379527893098..74d79bde70750c717284b34ab77ac5f1dd7774b6 100644 --- a/include/scsi/scsi_device.h +++ b/include/scsi/scsi_device.h @@ -516,6 +516,31 @@ static inline int scsi_device_tpgs(struct scsi_device *sdev) return sdev->inquiry ? (sdev->inquiry[5] >> 4) & 0x3 : 0; } +/** + * scsi_device_supports_vpd - test if a device supports VPD pages + * @sdev: the &struct scsi_device to test + * + * If the 'try_vpd_pages' flag is set it takes precedence. + * Otherwise we will assume VPD pages are supported if the + * SCSI level is at least SPC-3 and 'skip_vpd_pages' is not set. + */ +static inline int scsi_device_supports_vpd(struct scsi_device *sdev) +{ + /* Attempt VPD inquiry if the device blacklist explicitly calls + * for it. + */ + if (sdev->try_vpd_pages) + return 1; + /* + * Although VPD inquiries can go to SCSI-2 type devices, + * some USB ones crash on receiving them, and the pages + * we currently ask for are for SPC-3 and beyond + */ + if (sdev->scsi_level > SCSI_SPC_2 && !sdev->skip_vpd_pages) + return 1; + return 0; +} + #define MODULE_ALIAS_SCSI_DEVICE(type) \ MODULE_ALIAS("scsi:t-" __stringify(type) "*") #define SCSI_DEVICE_MODALIAS_FMT "scsi:t-0x%02x" diff --git a/include/target/target_core_fabric.h b/include/target/target_core_fabric.h index 685a51aa98cca1b52abc08a95905d9598135516c..8ff6d40a294fd5a1fcbd8f10d0139d289c00d741 100644 --- a/include/target/target_core_fabric.h +++ b/include/target/target_core_fabric.h @@ -76,6 +76,7 @@ struct target_core_fabric_ops { struct se_wwn *(*fabric_make_wwn)(struct target_fabric_configfs *, struct config_group *, const char *); void (*fabric_drop_wwn)(struct se_wwn *); + void (*add_wwn_groups)(struct se_wwn *); struct se_portal_group *(*fabric_make_tpg)(struct se_wwn *, struct config_group *, const char *); void (*fabric_drop_tpg)(struct se_portal_group *); @@ -87,7 +88,6 @@ struct target_core_fabric_ops { struct config_group *, const char *); void (*fabric_drop_np)(struct se_tpg_np *); int (*fabric_init_nodeacl)(struct se_node_acl *, const char *); - void (*fabric_cleanup_nodeacl)(struct se_node_acl *); struct configfs_attribute **tfc_discovery_attrs; struct configfs_attribute **tfc_wwn_attrs; diff --git a/include/trace/events/btrfs.h b/include/trace/events/btrfs.h index 677807f29a1cd18ae142f0f6e95999b0b6e1125e..e90e82ad68754cc8776935961275631507695ac4 100644 --- a/include/trace/events/btrfs.h +++ b/include/trace/events/btrfs.h @@ -23,7 +23,7 @@ struct map_lookup; struct extent_buffer; struct btrfs_work; struct __btrfs_workqueue; -struct btrfs_qgroup_operation; +struct btrfs_qgroup_extent_record; #define show_ref_type(type) \ __print_symbolic(type, \ @@ -1231,6 +1231,93 @@ DEFINE_EVENT(btrfs__qgroup_delayed_ref, btrfs_qgroup_free_delayed_ref, TP_ARGS(ref_root, reserved) ); + +DECLARE_EVENT_CLASS(btrfs_qgroup_extent, + TP_PROTO(struct btrfs_qgroup_extent_record *rec), + + TP_ARGS(rec), + + TP_STRUCT__entry( + __field( u64, bytenr ) + __field( u64, num_bytes ) + ), + + TP_fast_assign( + __entry->bytenr = rec->bytenr, + __entry->num_bytes = rec->num_bytes; + ), + + TP_printk("bytenr = %llu, num_bytes = %llu", + (unsigned long long)__entry->bytenr, + (unsigned long long)__entry->num_bytes) +); + +DEFINE_EVENT(btrfs_qgroup_extent, btrfs_qgroup_account_extents, + + TP_PROTO(struct btrfs_qgroup_extent_record *rec), + + TP_ARGS(rec) +); + +DEFINE_EVENT(btrfs_qgroup_extent, btrfs_qgroup_insert_dirty_extent, + + TP_PROTO(struct btrfs_qgroup_extent_record *rec), + + TP_ARGS(rec) +); + +TRACE_EVENT(btrfs_qgroup_account_extent, + + TP_PROTO(u64 bytenr, u64 num_bytes, u64 nr_old_roots, u64 nr_new_roots), + + TP_ARGS(bytenr, num_bytes, nr_old_roots, nr_new_roots), + + TP_STRUCT__entry( + __field( u64, bytenr ) + __field( u64, num_bytes ) + __field( u64, nr_old_roots ) + __field( u64, nr_new_roots ) + ), + + TP_fast_assign( + __entry->bytenr = bytenr; + __entry->num_bytes = num_bytes; + __entry->nr_old_roots = nr_old_roots; + __entry->nr_new_roots = nr_new_roots; + ), + + TP_printk("bytenr = %llu, num_bytes = %llu, nr_old_roots = %llu, " + "nr_new_roots = %llu", + __entry->bytenr, + __entry->num_bytes, + __entry->nr_old_roots, + __entry->nr_new_roots) +); + +TRACE_EVENT(qgroup_update_counters, + + TP_PROTO(u64 qgid, u64 cur_old_count, u64 cur_new_count), + + TP_ARGS(qgid, cur_old_count, cur_new_count), + + TP_STRUCT__entry( + __field( u64, qgid ) + __field( u64, cur_old_count ) + __field( u64, cur_new_count ) + ), + + TP_fast_assign( + __entry->qgid = qgid; + __entry->cur_old_count = cur_old_count; + __entry->cur_new_count = cur_new_count; + ), + + TP_printk("qgid = %llu, cur_old_count = %llu, cur_new_count = %llu", + __entry->qgid, + __entry->cur_old_count, + __entry->cur_new_count) +); + #endif /* _TRACE_BTRFS_H */ /* This part must be outside protection */ diff --git a/include/trace/events/page_isolation.h b/include/trace/events/page_isolation.h index 6fb644029c8018bae5518d0d7be21cc55efc4c4d..8738a78e6bf491a4691ed1dd232463ac78fb80fd 100644 --- a/include/trace/events/page_isolation.h +++ b/include/trace/events/page_isolation.h @@ -29,7 +29,7 @@ TRACE_EVENT(test_pages_isolated, TP_printk("start_pfn=0x%lx end_pfn=0x%lx fin_pfn=0x%lx ret=%s", __entry->start_pfn, __entry->end_pfn, __entry->fin_pfn, - __entry->end_pfn == __entry->fin_pfn ? "success" : "fail") + __entry->end_pfn <= __entry->fin_pfn ? "success" : "fail") ); #endif /* _TRACE_PAGE_ISOLATION_H */ diff --git a/include/uapi/linux/bpf.h b/include/uapi/linux/bpf.h index 924f537183fd2f368f4b557df7158537f8416a3b..23917bb47bf33c3538352301dec0f3f67f324964 100644 --- a/include/uapi/linux/bpf.h +++ b/include/uapi/linux/bpf.h @@ -375,6 +375,7 @@ struct bpf_tunnel_key { }; __u8 tunnel_tos; __u8 tunnel_ttl; + __u16 tunnel_ext; __u32 tunnel_label; }; diff --git a/include/uapi/linux/stddef.h b/include/uapi/linux/stddef.h index aa9f104287438aa32c622d006d4d30794b9b220b..621fa8ac44257ced281590206b7dda37b818177f 100644 --- a/include/uapi/linux/stddef.h +++ b/include/uapi/linux/stddef.h @@ -1 +1,5 @@ #include + +#ifndef __always_inline +#define __always_inline inline +#endif diff --git a/include/uapi/linux/usb/ch9.h b/include/uapi/linux/usb/ch9.h index 06d6c6228a7a75cfbbd0426d376a441b69597459..d5ce71607972e82f37e7a2aaa83d9fd59c87f919 100644 --- a/include/uapi/linux/usb/ch9.h +++ b/include/uapi/linux/usb/ch9.h @@ -899,7 +899,7 @@ struct usb_ssp_cap_descriptor { __le32 bmAttributes; #define USB_SSP_SUBLINK_SPEED_ATTRIBS (0x1f << 0) /* sublink speed entries */ #define USB_SSP_SUBLINK_SPEED_IDS (0xf << 5) /* speed ID entries */ - __u16 wFunctionalitySupport; + __le16 wFunctionalitySupport; #define USB_SSP_MIN_SUBLINK_SPEED_ATTRIBUTE_ID (0xf) #define USB_SSP_MIN_RX_LANE_COUNT (0xf << 8) #define USB_SSP_MIN_TX_LANE_COUNT (0xf << 12) diff --git a/include/uapi/linux/virtio_config.h b/include/uapi/linux/virtio_config.h index c18264df9504c17ce11c84ef1a14f12a132cb35e..4cb65bbfa654852ab0d0c2e8b344731a86b2e132 100644 --- a/include/uapi/linux/virtio_config.h +++ b/include/uapi/linux/virtio_config.h @@ -40,6 +40,8 @@ #define VIRTIO_CONFIG_S_DRIVER_OK 4 /* Driver has finished configuring features */ #define VIRTIO_CONFIG_S_FEATURES_OK 8 +/* Device entered invalid state, driver must reset it */ +#define VIRTIO_CONFIG_S_NEEDS_RESET 0x40 /* We've given up on this device. */ #define VIRTIO_CONFIG_S_FAILED 0x80 diff --git a/include/video/imx-ipu-v3.h b/include/video/imx-ipu-v3.h index eeba75395f7d10b61fabf995d2b0157aec6d9ee5..ad66589f2ae6ec6bd1290fb112b2e8947bef6d24 100644 --- a/include/video/imx-ipu-v3.h +++ b/include/video/imx-ipu-v3.h @@ -194,8 +194,9 @@ int ipu_cpmem_set_format_rgb(struct ipuv3_channel *ch, int ipu_cpmem_set_format_passthrough(struct ipuv3_channel *ch, int width); void ipu_cpmem_set_yuv_interleaved(struct ipuv3_channel *ch, u32 pixel_format); void ipu_cpmem_set_yuv_planar_full(struct ipuv3_channel *ch, - u32 pixel_format, int stride, - int u_offset, int v_offset); + unsigned int uv_stride, + unsigned int u_offset, + unsigned int v_offset); void ipu_cpmem_set_yuv_planar(struct ipuv3_channel *ch, u32 pixel_format, int stride, int height); int ipu_cpmem_set_fmt(struct ipuv3_channel *ch, u32 drm_fourcc); @@ -236,7 +237,7 @@ void ipu_dmfc_disable_channel(struct dmfc_channel *dmfc); int ipu_dmfc_alloc_bandwidth(struct dmfc_channel *dmfc, unsigned long bandwidth_mbs, int burstsize); void ipu_dmfc_free_bandwidth(struct dmfc_channel *dmfc); -int ipu_dmfc_init_channel(struct dmfc_channel *dmfc, int width); +void ipu_dmfc_config_wait4eot(struct dmfc_channel *dmfc, int width); struct dmfc_channel *ipu_dmfc_get(struct ipu_soc *ipu, int ipuv3_channel); void ipu_dmfc_put(struct dmfc_channel *dmfc); diff --git a/init/Kconfig b/init/Kconfig index e0d26162432e7d98841ca19fb16b6c259a46262e..0dfd09d54c6519fb8a5069bf6153f4245184d01f 100644 --- a/init/Kconfig +++ b/init/Kconfig @@ -272,8 +272,9 @@ config CROSS_MEMORY_ATTACH See the man page for more details. config FHANDLE - bool "open by fhandle syscalls" + bool "open by fhandle syscalls" if EXPERT select EXPORTFS + default y help If you say Y here, a user level program will be able to map file names to handle and then later use the handle for diff --git a/ipc/mqueue.c b/ipc/mqueue.c index 781c1399c6a3b0fa0b81c9567dd3096276a17d65..ade739f67f1df67fc17cf631da2994eef0e3d95c 100644 --- a/ipc/mqueue.c +++ b/ipc/mqueue.c @@ -307,8 +307,8 @@ static int mqueue_fill_super(struct super_block *sb, void *data, int silent) struct inode *inode; struct ipc_namespace *ns = data; - sb->s_blocksize = PAGE_CACHE_SIZE; - sb->s_blocksize_bits = PAGE_CACHE_SHIFT; + sb->s_blocksize = PAGE_SIZE; + sb->s_blocksize_bits = PAGE_SHIFT; sb->s_magic = MQUEUE_MAGIC; sb->s_op = &mqueue_super_ops; diff --git a/kernel/bpf/syscall.c b/kernel/bpf/syscall.c index 2a2efe1bc76c7a2ef2e0a4af3ebec7f988a4b4a6..adc5e4bd74f8bc3310cfe4b75257647886b2e11f 100644 --- a/kernel/bpf/syscall.c +++ b/kernel/bpf/syscall.c @@ -137,11 +137,13 @@ static void bpf_map_show_fdinfo(struct seq_file *m, struct file *filp) "map_type:\t%u\n" "key_size:\t%u\n" "value_size:\t%u\n" - "max_entries:\t%u\n", + "max_entries:\t%u\n" + "map_flags:\t%#x\n", map->map_type, map->key_size, map->value_size, - map->max_entries); + map->max_entries, + map->map_flags); } #endif diff --git a/kernel/events/core.c b/kernel/events/core.c index de24fbce52774f1d0625c8c0c7c73c3368061bf7..52bedc5a5aaa190be3545d7534ce065ce735e473 100644 --- a/kernel/events/core.c +++ b/kernel/events/core.c @@ -2417,14 +2417,24 @@ static void ctx_sched_out(struct perf_event_context *ctx, cpuctx->task_ctx = NULL; } - is_active ^= ctx->is_active; /* changed bits */ - + /* + * Always update time if it was set; not only when it changes. + * Otherwise we can 'forget' to update time for any but the last + * context we sched out. For example: + * + * ctx_sched_out(.event_type = EVENT_FLEXIBLE) + * ctx_sched_out(.event_type = EVENT_PINNED) + * + * would only update time for the pinned events. + */ if (is_active & EVENT_TIME) { /* update (and stop) ctx time */ update_context_time(ctx); update_cgrp_time_from_cpuctx(cpuctx); } + is_active ^= ctx->is_active; /* changed bits */ + if (!ctx->nr_active || !(is_active & EVENT_ALL)) return; @@ -8532,6 +8542,7 @@ SYSCALL_DEFINE5(perf_event_open, f_flags); if (IS_ERR(event_file)) { err = PTR_ERR(event_file); + event_file = NULL; goto err_context; } diff --git a/kernel/events/uprobes.c b/kernel/events/uprobes.c index 220fc17b9718856ca906dadfb0fe4c4d4823d689..7edc95edfaee10ee0fe8bdafc8f1caf81d883762 100644 --- a/kernel/events/uprobes.c +++ b/kernel/events/uprobes.c @@ -321,7 +321,7 @@ int uprobe_write_opcode(struct mm_struct *mm, unsigned long vaddr, copy_to_page(new_page, vaddr, &opcode, UPROBE_SWBP_INSN_SIZE); ret = __replace_page(vma, vaddr, old_page, new_page); - page_cache_release(new_page); + put_page(new_page); put_old: put_page(old_page); @@ -539,14 +539,14 @@ static int __copy_insn(struct address_space *mapping, struct file *filp, * see uprobe_register(). */ if (mapping->a_ops->readpage) - page = read_mapping_page(mapping, offset >> PAGE_CACHE_SHIFT, filp); + page = read_mapping_page(mapping, offset >> PAGE_SHIFT, filp); else - page = shmem_read_mapping_page(mapping, offset >> PAGE_CACHE_SHIFT); + page = shmem_read_mapping_page(mapping, offset >> PAGE_SHIFT); if (IS_ERR(page)) return PTR_ERR(page); copy_from_page(page, offset, insn, nbytes); - page_cache_release(page); + put_page(page); return 0; } diff --git a/kernel/locking/lockdep.c b/kernel/locking/lockdep.c index 53ab2f85d77e856942224b22980727c19e7dceae..ed9410936a220632995d40006f024357d5abe38a 100644 --- a/kernel/locking/lockdep.c +++ b/kernel/locking/lockdep.c @@ -1999,6 +1999,79 @@ static inline int get_first_held_lock(struct task_struct *curr, return ++i; } +#ifdef CONFIG_DEBUG_LOCKDEP +/* + * Returns the next chain_key iteration + */ +static u64 print_chain_key_iteration(int class_idx, u64 chain_key) +{ + u64 new_chain_key = iterate_chain_key(chain_key, class_idx); + + printk(" class_idx:%d -> chain_key:%016Lx", + class_idx, + (unsigned long long)new_chain_key); + return new_chain_key; +} + +static void +print_chain_keys_held_locks(struct task_struct *curr, struct held_lock *hlock_next) +{ + struct held_lock *hlock; + u64 chain_key = 0; + int depth = curr->lockdep_depth; + int i; + + printk("depth: %u\n", depth + 1); + for (i = get_first_held_lock(curr, hlock_next); i < depth; i++) { + hlock = curr->held_locks + i; + chain_key = print_chain_key_iteration(hlock->class_idx, chain_key); + + print_lock(hlock); + } + + print_chain_key_iteration(hlock_next->class_idx, chain_key); + print_lock(hlock_next); +} + +static void print_chain_keys_chain(struct lock_chain *chain) +{ + int i; + u64 chain_key = 0; + int class_id; + + printk("depth: %u\n", chain->depth); + for (i = 0; i < chain->depth; i++) { + class_id = chain_hlocks[chain->base + i]; + chain_key = print_chain_key_iteration(class_id + 1, chain_key); + + print_lock_name(lock_classes + class_id); + printk("\n"); + } +} + +static void print_collision(struct task_struct *curr, + struct held_lock *hlock_next, + struct lock_chain *chain) +{ + printk("\n"); + printk("======================\n"); + printk("[chain_key collision ]\n"); + print_kernel_ident(); + printk("----------------------\n"); + printk("%s/%d: ", current->comm, task_pid_nr(current)); + printk("Hash chain already cached but the contents don't match!\n"); + + printk("Held locks:"); + print_chain_keys_held_locks(curr, hlock_next); + + printk("Locks in cached chain:"); + print_chain_keys_chain(chain); + + printk("\nstack backtrace:\n"); + dump_stack(); +} +#endif + /* * Checks whether the chain and the current held locks are consistent * in depth and also in content. If they are not it most likely means @@ -2014,14 +2087,18 @@ static int check_no_collision(struct task_struct *curr, i = get_first_held_lock(curr, hlock); - if (DEBUG_LOCKS_WARN_ON(chain->depth != curr->lockdep_depth - (i - 1))) + if (DEBUG_LOCKS_WARN_ON(chain->depth != curr->lockdep_depth - (i - 1))) { + print_collision(curr, hlock, chain); return 0; + } for (j = 0; j < chain->depth - 1; j++, i++) { id = curr->held_locks[i].class_idx - 1; - if (DEBUG_LOCKS_WARN_ON(chain_hlocks[chain->base + j] != id)) + if (DEBUG_LOCKS_WARN_ON(chain_hlocks[chain->base + j] != id)) { + print_collision(curr, hlock, chain); return 0; + } } #endif return 1; diff --git a/kernel/resource.c b/kernel/resource.c index 2e78ead309344ce3d00b1c6701c4e452856089be..9b5f04404152c296af3a96132f27cfc80ffa9af9 100644 --- a/kernel/resource.c +++ b/kernel/resource.c @@ -105,16 +105,25 @@ static int r_show(struct seq_file *m, void *v) { struct resource *root = m->private; struct resource *r = v, *p; + unsigned long long start, end; int width = root->end < 0x10000 ? 4 : 8; int depth; for (depth = 0, p = r; depth < MAX_IORES_LEVEL; depth++, p = p->parent) if (p->parent == root) break; + + if (file_ns_capable(m->file, &init_user_ns, CAP_SYS_ADMIN)) { + start = r->start; + end = r->end; + } else { + start = end = 0; + } + seq_printf(m, "%*s%0*llx-%0*llx : %s\n", depth * 2, "", - width, (unsigned long long) r->start, - width, (unsigned long long) r->end, + width, start, + width, end, r->name ? r->name : ""); return 0; } diff --git a/kernel/sched/core.c b/kernel/sched/core.c index d8465eeab8b3d7878866dc1aee7a87bfcb3f1b5e..8b489fcac37bd9d829439feb08d8bac1354c7e71 100644 --- a/kernel/sched/core.c +++ b/kernel/sched/core.c @@ -321,6 +321,24 @@ static inline void init_hrtick(void) } #endif /* CONFIG_SCHED_HRTICK */ +/* + * cmpxchg based fetch_or, macro so it works for different integer types + */ +#define fetch_or(ptr, mask) \ + ({ \ + typeof(ptr) _ptr = (ptr); \ + typeof(mask) _mask = (mask); \ + typeof(*_ptr) _old, _val = *_ptr; \ + \ + for (;;) { \ + _old = cmpxchg(_ptr, _val, _val | _mask); \ + if (_old == _val) \ + break; \ + _val = _old; \ + } \ + _old; \ +}) + #if defined(CONFIG_SMP) && defined(TIF_POLLING_NRFLAG) /* * Atomically set TIF_NEED_RESCHED and test for TIF_POLLING_NRFLAG, diff --git a/kernel/time/tick-sched.c b/kernel/time/tick-sched.c index 084b79f5917e5faa8e8ffc768387ef7011fe94d5..58e3310c9b213617210fb19c10b6eb9b22a405a9 100644 --- a/kernel/time/tick-sched.c +++ b/kernel/time/tick-sched.c @@ -157,52 +157,50 @@ static void tick_sched_handle(struct tick_sched *ts, struct pt_regs *regs) cpumask_var_t tick_nohz_full_mask; cpumask_var_t housekeeping_mask; bool tick_nohz_full_running; -static unsigned long tick_dep_mask; +static atomic_t tick_dep_mask; -static void trace_tick_dependency(unsigned long dep) +static bool check_tick_dependency(atomic_t *dep) { - if (dep & TICK_DEP_MASK_POSIX_TIMER) { + int val = atomic_read(dep); + + if (val & TICK_DEP_MASK_POSIX_TIMER) { trace_tick_stop(0, TICK_DEP_MASK_POSIX_TIMER); - return; + return true; } - if (dep & TICK_DEP_MASK_PERF_EVENTS) { + if (val & TICK_DEP_MASK_PERF_EVENTS) { trace_tick_stop(0, TICK_DEP_MASK_PERF_EVENTS); - return; + return true; } - if (dep & TICK_DEP_MASK_SCHED) { + if (val & TICK_DEP_MASK_SCHED) { trace_tick_stop(0, TICK_DEP_MASK_SCHED); - return; + return true; } - if (dep & TICK_DEP_MASK_CLOCK_UNSTABLE) + if (val & TICK_DEP_MASK_CLOCK_UNSTABLE) { trace_tick_stop(0, TICK_DEP_MASK_CLOCK_UNSTABLE); + return true; + } + + return false; } static bool can_stop_full_tick(struct tick_sched *ts) { WARN_ON_ONCE(!irqs_disabled()); - if (tick_dep_mask) { - trace_tick_dependency(tick_dep_mask); + if (check_tick_dependency(&tick_dep_mask)) return false; - } - if (ts->tick_dep_mask) { - trace_tick_dependency(ts->tick_dep_mask); + if (check_tick_dependency(&ts->tick_dep_mask)) return false; - } - if (current->tick_dep_mask) { - trace_tick_dependency(current->tick_dep_mask); + if (check_tick_dependency(¤t->tick_dep_mask)) return false; - } - if (current->signal->tick_dep_mask) { - trace_tick_dependency(current->signal->tick_dep_mask); + if (check_tick_dependency(¤t->signal->tick_dep_mask)) return false; - } return true; } @@ -259,12 +257,12 @@ static void tick_nohz_full_kick_all(void) preempt_enable(); } -static void tick_nohz_dep_set_all(unsigned long *dep, +static void tick_nohz_dep_set_all(atomic_t *dep, enum tick_dep_bits bit) { - unsigned long prev; + int prev; - prev = fetch_or(dep, BIT_MASK(bit)); + prev = atomic_fetch_or(dep, BIT(bit)); if (!prev) tick_nohz_full_kick_all(); } @@ -280,7 +278,7 @@ void tick_nohz_dep_set(enum tick_dep_bits bit) void tick_nohz_dep_clear(enum tick_dep_bits bit) { - clear_bit(bit, &tick_dep_mask); + atomic_andnot(BIT(bit), &tick_dep_mask); } /* @@ -289,12 +287,12 @@ void tick_nohz_dep_clear(enum tick_dep_bits bit) */ void tick_nohz_dep_set_cpu(int cpu, enum tick_dep_bits bit) { - unsigned long prev; + int prev; struct tick_sched *ts; ts = per_cpu_ptr(&tick_cpu_sched, cpu); - prev = fetch_or(&ts->tick_dep_mask, BIT_MASK(bit)); + prev = atomic_fetch_or(&ts->tick_dep_mask, BIT(bit)); if (!prev) { preempt_disable(); /* Perf needs local kick that is NMI safe */ @@ -313,7 +311,7 @@ void tick_nohz_dep_clear_cpu(int cpu, enum tick_dep_bits bit) { struct tick_sched *ts = per_cpu_ptr(&tick_cpu_sched, cpu); - clear_bit(bit, &ts->tick_dep_mask); + atomic_andnot(BIT(bit), &ts->tick_dep_mask); } /* @@ -331,7 +329,7 @@ void tick_nohz_dep_set_task(struct task_struct *tsk, enum tick_dep_bits bit) void tick_nohz_dep_clear_task(struct task_struct *tsk, enum tick_dep_bits bit) { - clear_bit(bit, &tsk->tick_dep_mask); + atomic_andnot(BIT(bit), &tsk->tick_dep_mask); } /* @@ -345,7 +343,7 @@ void tick_nohz_dep_set_signal(struct signal_struct *sig, enum tick_dep_bits bit) void tick_nohz_dep_clear_signal(struct signal_struct *sig, enum tick_dep_bits bit) { - clear_bit(bit, &sig->tick_dep_mask); + atomic_andnot(BIT(bit), &sig->tick_dep_mask); } /* @@ -366,7 +364,8 @@ void __tick_nohz_task_switch(void) ts = this_cpu_ptr(&tick_cpu_sched); if (ts->tick_stopped) { - if (current->tick_dep_mask || current->signal->tick_dep_mask) + if (atomic_read(¤t->tick_dep_mask) || + atomic_read(¤t->signal->tick_dep_mask)) tick_nohz_full_kick(); } out: diff --git a/kernel/time/tick-sched.h b/kernel/time/tick-sched.h index eb4e32566a832c27afc6f388121521abab5c5d9b..bf38226e5c17c15e276c2e4e8c5f4fe423e071f3 100644 --- a/kernel/time/tick-sched.h +++ b/kernel/time/tick-sched.h @@ -60,7 +60,7 @@ struct tick_sched { u64 next_timer; ktime_t idle_expires; int do_timer_last; - unsigned long tick_dep_mask; + atomic_t tick_dep_mask; }; extern struct tick_sched *tick_get_tick_sched(int cpu); diff --git a/lib/assoc_array.c b/lib/assoc_array.c index 03dd576e67730fb2870c44512f55c1c0c39b77f3..59fd7c0b119cbc3e0b61137732f76cc3759fb7c7 100644 --- a/lib/assoc_array.c +++ b/lib/assoc_array.c @@ -524,7 +524,9 @@ static bool assoc_array_insert_into_terminal_node(struct assoc_array_edit *edit, free_slot = i; continue; } - if (ops->compare_object(assoc_array_ptr_to_leaf(ptr), index_key)) { + if (assoc_array_ptr_is_leaf(ptr) && + ops->compare_object(assoc_array_ptr_to_leaf(ptr), + index_key)) { pr_devel("replace in slot %d\n", i); edit->leaf_p = &node->slots[i]; edit->dead_leaf = node->slots[i]; diff --git a/lib/lz4/lz4defs.h b/lib/lz4/lz4defs.h index abcecdc2d0f23a8ac9884db5297d7b46dfbcea1b..c79d7ea8a38e47b8292d9f9a23bb0744a0efe7c8 100644 --- a/lib/lz4/lz4defs.h +++ b/lib/lz4/lz4defs.h @@ -11,8 +11,7 @@ /* * Detects 64 bits mode */ -#if (defined(__x86_64__) || defined(__x86_64) || defined(__amd64__) \ - || defined(__ppc64__) || defined(__LP64__)) +#if defined(CONFIG_64BIT) #define LZ4_ARCH64 1 #else #define LZ4_ARCH64 0 @@ -25,9 +24,7 @@ typedef struct _U16_S { u16 v; } U16_S; typedef struct _U32_S { u32 v; } U32_S; typedef struct _U64_S { u64 v; } U64_S; -#if defined(CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS) \ - || defined(CONFIG_ARM) && __LINUX_ARM_ARCH__ >= 6 \ - && defined(ARM_EFFICIENT_UNALIGNED_ACCESS) +#if defined(CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS) #define A16(x) (((U16_S *)(x))->v) #define A32(x) (((U32_S *)(x))->v) @@ -35,6 +32,10 @@ typedef struct _U64_S { u64 v; } U64_S; #define PUT4(s, d) (A32(d) = A32(s)) #define PUT8(s, d) (A64(d) = A64(s)) + +#define LZ4_READ_LITTLEENDIAN_16(d, s, p) \ + (d = s - A16(p)) + #define LZ4_WRITE_LITTLEENDIAN_16(p, v) \ do { \ A16(p) = v; \ @@ -51,10 +52,13 @@ typedef struct _U64_S { u64 v; } U64_S; #define PUT8(s, d) \ put_unaligned(get_unaligned((const u64 *) s), (u64 *) d) -#define LZ4_WRITE_LITTLEENDIAN_16(p, v) \ - do { \ - put_unaligned(v, (u16 *)(p)); \ - p += 2; \ +#define LZ4_READ_LITTLEENDIAN_16(d, s, p) \ + (d = s - get_unaligned_le16(p)) + +#define LZ4_WRITE_LITTLEENDIAN_16(p, v) \ + do { \ + put_unaligned_le16(v, (u16 *)(p)); \ + p += 2; \ } while (0) #endif @@ -140,9 +144,6 @@ typedef struct _U64_S { u64 v; } U64_S; #endif -#define LZ4_READ_LITTLEENDIAN_16(d, s, p) \ - (d = s - get_unaligned_le16(p)) - #define LZ4_WILDCOPY(s, d, e) \ do { \ LZ4_COPYPACKET(s, d); \ diff --git a/lib/test_bpf.c b/lib/test_bpf.c index 27a7a26b1ece2e145296b144096191ffa6af504e..8f22fbedc3a699d07f05375d0a0832cc9da1d1b0 100644 --- a/lib/test_bpf.c +++ b/lib/test_bpf.c @@ -2443,6 +2443,22 @@ static struct bpf_test tests[] = { { }, { { 0, 4294967295U } }, }, + { + "ALU_ADD_X: 2 + 4294967294 = 0", + .u.insns_int = { + BPF_LD_IMM64(R0, 2), + BPF_LD_IMM64(R1, 4294967294U), + BPF_ALU32_REG(BPF_ADD, R0, R1), + BPF_JMP_IMM(BPF_JEQ, R0, 0, 2), + BPF_ALU32_IMM(BPF_MOV, R0, 0), + BPF_EXIT_INSN(), + BPF_ALU32_IMM(BPF_MOV, R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } }, + }, { "ALU64_ADD_X: 1 + 2 = 3", .u.insns_int = { @@ -2467,6 +2483,23 @@ static struct bpf_test tests[] = { { }, { { 0, 4294967295U } }, }, + { + "ALU64_ADD_X: 2 + 4294967294 = 4294967296", + .u.insns_int = { + BPF_LD_IMM64(R0, 2), + BPF_LD_IMM64(R1, 4294967294U), + BPF_LD_IMM64(R2, 4294967296ULL), + BPF_ALU64_REG(BPF_ADD, R0, R1), + BPF_JMP_REG(BPF_JEQ, R0, R2, 2), + BPF_MOV32_IMM(R0, 0), + BPF_EXIT_INSN(), + BPF_MOV32_IMM(R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } }, + }, /* BPF_ALU | BPF_ADD | BPF_K */ { "ALU_ADD_K: 1 + 2 = 3", @@ -2501,6 +2534,21 @@ static struct bpf_test tests[] = { { }, { { 0, 4294967295U } }, }, + { + "ALU_ADD_K: 4294967294 + 2 = 0", + .u.insns_int = { + BPF_LD_IMM64(R0, 4294967294U), + BPF_ALU32_IMM(BPF_ADD, R0, 2), + BPF_JMP_IMM(BPF_JEQ, R0, 0, 2), + BPF_ALU32_IMM(BPF_MOV, R0, 0), + BPF_EXIT_INSN(), + BPF_ALU32_IMM(BPF_MOV, R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } }, + }, { "ALU_ADD_K: 0 + (-1) = 0x00000000ffffffff", .u.insns_int = { @@ -2517,6 +2565,70 @@ static struct bpf_test tests[] = { { }, { { 0, 0x1 } }, }, + { + "ALU_ADD_K: 0 + 0xffff = 0xffff", + .u.insns_int = { + BPF_LD_IMM64(R2, 0x0), + BPF_LD_IMM64(R3, 0xffff), + BPF_ALU32_IMM(BPF_ADD, R2, 0xffff), + BPF_JMP_REG(BPF_JEQ, R2, R3, 2), + BPF_MOV32_IMM(R0, 2), + BPF_EXIT_INSN(), + BPF_MOV32_IMM(R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 0x1 } }, + }, + { + "ALU_ADD_K: 0 + 0x7fffffff = 0x7fffffff", + .u.insns_int = { + BPF_LD_IMM64(R2, 0x0), + BPF_LD_IMM64(R3, 0x7fffffff), + BPF_ALU32_IMM(BPF_ADD, R2, 0x7fffffff), + BPF_JMP_REG(BPF_JEQ, R2, R3, 2), + BPF_MOV32_IMM(R0, 2), + BPF_EXIT_INSN(), + BPF_MOV32_IMM(R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 0x1 } }, + }, + { + "ALU_ADD_K: 0 + 0x80000000 = 0x80000000", + .u.insns_int = { + BPF_LD_IMM64(R2, 0x0), + BPF_LD_IMM64(R3, 0x80000000), + BPF_ALU32_IMM(BPF_ADD, R2, 0x80000000), + BPF_JMP_REG(BPF_JEQ, R2, R3, 2), + BPF_MOV32_IMM(R0, 2), + BPF_EXIT_INSN(), + BPF_MOV32_IMM(R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 0x1 } }, + }, + { + "ALU_ADD_K: 0 + 0x80008000 = 0x80008000", + .u.insns_int = { + BPF_LD_IMM64(R2, 0x0), + BPF_LD_IMM64(R3, 0x80008000), + BPF_ALU32_IMM(BPF_ADD, R2, 0x80008000), + BPF_JMP_REG(BPF_JEQ, R2, R3, 2), + BPF_MOV32_IMM(R0, 2), + BPF_EXIT_INSN(), + BPF_MOV32_IMM(R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 0x1 } }, + }, { "ALU64_ADD_K: 1 + 2 = 3", .u.insns_int = { @@ -2550,6 +2662,22 @@ static struct bpf_test tests[] = { { }, { { 0, 2147483647 } }, }, + { + "ALU64_ADD_K: 4294967294 + 2 = 4294967296", + .u.insns_int = { + BPF_LD_IMM64(R0, 4294967294U), + BPF_LD_IMM64(R1, 4294967296ULL), + BPF_ALU64_IMM(BPF_ADD, R0, 2), + BPF_JMP_REG(BPF_JEQ, R0, R1, 2), + BPF_ALU32_IMM(BPF_MOV, R0, 0), + BPF_EXIT_INSN(), + BPF_ALU32_IMM(BPF_MOV, R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } }, + }, { "ALU64_ADD_K: 2147483646 + -2147483647 = -1", .u.insns_int = { @@ -2593,6 +2721,70 @@ static struct bpf_test tests[] = { { }, { { 0, 0x1 } }, }, + { + "ALU64_ADD_K: 0 + 0xffff = 0xffff", + .u.insns_int = { + BPF_LD_IMM64(R2, 0x0), + BPF_LD_IMM64(R3, 0xffff), + BPF_ALU64_IMM(BPF_ADD, R2, 0xffff), + BPF_JMP_REG(BPF_JEQ, R2, R3, 2), + BPF_MOV32_IMM(R0, 2), + BPF_EXIT_INSN(), + BPF_MOV32_IMM(R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 0x1 } }, + }, + { + "ALU64_ADD_K: 0 + 0x7fffffff = 0x7fffffff", + .u.insns_int = { + BPF_LD_IMM64(R2, 0x0), + BPF_LD_IMM64(R3, 0x7fffffff), + BPF_ALU64_IMM(BPF_ADD, R2, 0x7fffffff), + BPF_JMP_REG(BPF_JEQ, R2, R3, 2), + BPF_MOV32_IMM(R0, 2), + BPF_EXIT_INSN(), + BPF_MOV32_IMM(R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 0x1 } }, + }, + { + "ALU64_ADD_K: 0 + 0x80000000 = 0xffffffff80000000", + .u.insns_int = { + BPF_LD_IMM64(R2, 0x0), + BPF_LD_IMM64(R3, 0xffffffff80000000LL), + BPF_ALU64_IMM(BPF_ADD, R2, 0x80000000), + BPF_JMP_REG(BPF_JEQ, R2, R3, 2), + BPF_MOV32_IMM(R0, 2), + BPF_EXIT_INSN(), + BPF_MOV32_IMM(R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 0x1 } }, + }, + { + "ALU_ADD_K: 0 + 0x80008000 = 0xffffffff80008000", + .u.insns_int = { + BPF_LD_IMM64(R2, 0x0), + BPF_LD_IMM64(R3, 0xffffffff80008000LL), + BPF_ALU64_IMM(BPF_ADD, R2, 0x80008000), + BPF_JMP_REG(BPF_JEQ, R2, R3, 2), + BPF_MOV32_IMM(R0, 2), + BPF_EXIT_INSN(), + BPF_MOV32_IMM(R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 0x1 } }, + }, /* BPF_ALU | BPF_SUB | BPF_X */ { "ALU_SUB_X: 3 - 1 = 2", @@ -4222,6 +4414,20 @@ static struct bpf_test tests[] = { { }, { { 0, 1 } }, }, + { + "JMP_JGT_K: Unsigned jump: if (-1 > 1) return 1", + .u.insns_int = { + BPF_ALU32_IMM(BPF_MOV, R0, 0), + BPF_LD_IMM64(R1, -1), + BPF_JMP_IMM(BPF_JGT, R1, 1, 1), + BPF_EXIT_INSN(), + BPF_ALU32_IMM(BPF_MOV, R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } }, + }, /* BPF_JMP | BPF_JGE | BPF_K */ { "JMP_JGE_K: if (3 >= 2) return 1", @@ -4303,7 +4509,7 @@ static struct bpf_test tests[] = { .u.insns_int = { BPF_ALU32_IMM(BPF_MOV, R0, 0), BPF_LD_IMM64(R1, 3), - BPF_JMP_IMM(BPF_JNE, R1, 2, 1), + BPF_JMP_IMM(BPF_JSET, R1, 2, 1), BPF_EXIT_INSN(), BPF_ALU32_IMM(BPF_MOV, R0, 1), BPF_EXIT_INSN(), @@ -4317,7 +4523,7 @@ static struct bpf_test tests[] = { .u.insns_int = { BPF_ALU32_IMM(BPF_MOV, R0, 0), BPF_LD_IMM64(R1, 3), - BPF_JMP_IMM(BPF_JNE, R1, 0xffffffff, 1), + BPF_JMP_IMM(BPF_JSET, R1, 0xffffffff, 1), BPF_EXIT_INSN(), BPF_ALU32_IMM(BPF_MOV, R0, 1), BPF_EXIT_INSN(), @@ -4404,6 +4610,21 @@ static struct bpf_test tests[] = { { }, { { 0, 1 } }, }, + { + "JMP_JGT_X: Unsigned jump: if (-1 > 1) return 1", + .u.insns_int = { + BPF_ALU32_IMM(BPF_MOV, R0, 0), + BPF_LD_IMM64(R1, -1), + BPF_LD_IMM64(R2, 1), + BPF_JMP_REG(BPF_JGT, R1, R2, 1), + BPF_EXIT_INSN(), + BPF_ALU32_IMM(BPF_MOV, R0, 1), + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } }, + }, /* BPF_JMP | BPF_JGE | BPF_X */ { "JMP_JGE_X: if (3 >= 2) return 1", @@ -4474,7 +4695,7 @@ static struct bpf_test tests[] = { BPF_ALU32_IMM(BPF_MOV, R0, 0), BPF_LD_IMM64(R1, 3), BPF_LD_IMM64(R2, 2), - BPF_JMP_REG(BPF_JNE, R1, R2, 1), + BPF_JMP_REG(BPF_JSET, R1, R2, 1), BPF_EXIT_INSN(), BPF_ALU32_IMM(BPF_MOV, R0, 1), BPF_EXIT_INSN(), @@ -4489,7 +4710,7 @@ static struct bpf_test tests[] = { BPF_ALU32_IMM(BPF_MOV, R0, 0), BPF_LD_IMM64(R1, 3), BPF_LD_IMM64(R2, 0xffffffff), - BPF_JMP_REG(BPF_JNE, R1, R2, 1), + BPF_JMP_REG(BPF_JSET, R1, R2, 1), BPF_EXIT_INSN(), BPF_ALU32_IMM(BPF_MOV, R0, 1), BPF_EXIT_INSN(), diff --git a/mm/backing-dev.c b/mm/backing-dev.c index bfbd7096b6edc3c5e87398e93507cb124661b3ab..0c6317b7db38a086191a043b5ec480e4f5264e27 100644 --- a/mm/backing-dev.c +++ b/mm/backing-dev.c @@ -898,7 +898,7 @@ static atomic_t nr_wb_congested[2]; void clear_wb_congested(struct bdi_writeback_congested *congested, int sync) { wait_queue_head_t *wqh = &congestion_wqh[sync]; - enum wb_state bit; + enum wb_congested_state bit; bit = sync ? WB_sync_congested : WB_async_congested; if (test_and_clear_bit(bit, &congested->state)) @@ -911,7 +911,7 @@ EXPORT_SYMBOL(clear_wb_congested); void set_wb_congested(struct bdi_writeback_congested *congested, int sync) { - enum wb_state bit; + enum wb_congested_state bit; bit = sync ? WB_sync_congested : WB_async_congested; if (!test_and_set_bit(bit, &congested->state)) diff --git a/mm/fadvise.c b/mm/fadvise.c index b8a5bc66b0c09b915237ab600cdeceaa81b8d153..b8024fa7101d9a8ff625606de973b9b670d0ecf4 100644 --- a/mm/fadvise.c +++ b/mm/fadvise.c @@ -97,8 +97,8 @@ SYSCALL_DEFINE4(fadvise64_64, int, fd, loff_t, offset, loff_t, len, int, advice) break; case POSIX_FADV_WILLNEED: /* First and last PARTIAL page! */ - start_index = offset >> PAGE_CACHE_SHIFT; - end_index = endbyte >> PAGE_CACHE_SHIFT; + start_index = offset >> PAGE_SHIFT; + end_index = endbyte >> PAGE_SHIFT; /* Careful about overflow on the "+1" */ nrpages = end_index - start_index + 1; @@ -124,8 +124,8 @@ SYSCALL_DEFINE4(fadvise64_64, int, fd, loff_t, offset, loff_t, len, int, advice) * preserved on the expectation that it is better to preserve * needed memory than to discard unneeded memory. */ - start_index = (offset+(PAGE_CACHE_SIZE-1)) >> PAGE_CACHE_SHIFT; - end_index = (endbyte >> PAGE_CACHE_SHIFT); + start_index = (offset+(PAGE_SIZE-1)) >> PAGE_SHIFT; + end_index = (endbyte >> PAGE_SHIFT); if (end_index >= start_index) { unsigned long count = invalidate_mapping_pages(mapping, diff --git a/mm/filemap.c b/mm/filemap.c index a8c69c8c0a90a1e50cfdc822ce2cbc3854e0c8e8..f2479af09da91ae8767b009c294bef2e3e75fc2e 100644 --- a/mm/filemap.c +++ b/mm/filemap.c @@ -265,7 +265,7 @@ void delete_from_page_cache(struct page *page) if (freepage) freepage(page); - page_cache_release(page); + put_page(page); } EXPORT_SYMBOL(delete_from_page_cache); @@ -352,8 +352,8 @@ EXPORT_SYMBOL(filemap_flush); static int __filemap_fdatawait_range(struct address_space *mapping, loff_t start_byte, loff_t end_byte) { - pgoff_t index = start_byte >> PAGE_CACHE_SHIFT; - pgoff_t end = end_byte >> PAGE_CACHE_SHIFT; + pgoff_t index = start_byte >> PAGE_SHIFT; + pgoff_t end = end_byte >> PAGE_SHIFT; struct pagevec pvec; int nr_pages; int ret = 0; @@ -550,7 +550,7 @@ int replace_page_cache_page(struct page *old, struct page *new, gfp_t gfp_mask) pgoff_t offset = old->index; freepage = mapping->a_ops->freepage; - page_cache_get(new); + get_page(new); new->mapping = mapping; new->index = offset; @@ -572,7 +572,7 @@ int replace_page_cache_page(struct page *old, struct page *new, gfp_t gfp_mask) radix_tree_preload_end(); if (freepage) freepage(old); - page_cache_release(old); + put_page(old); } return error; @@ -651,7 +651,7 @@ static int __add_to_page_cache_locked(struct page *page, return error; } - page_cache_get(page); + get_page(page); page->mapping = mapping; page->index = offset; @@ -675,7 +675,7 @@ static int __add_to_page_cache_locked(struct page *page, spin_unlock_irq(&mapping->tree_lock); if (!huge) mem_cgroup_cancel_charge(page, memcg, false); - page_cache_release(page); + put_page(page); return error; } @@ -1083,7 +1083,7 @@ struct page *find_get_entry(struct address_space *mapping, pgoff_t offset) * include/linux/pagemap.h for details. */ if (unlikely(page != *pagep)) { - page_cache_release(page); + put_page(page); goto repeat; } } @@ -1121,7 +1121,7 @@ struct page *find_lock_entry(struct address_space *mapping, pgoff_t offset) /* Has the page been truncated? */ if (unlikely(page->mapping != mapping)) { unlock_page(page); - page_cache_release(page); + put_page(page); goto repeat; } VM_BUG_ON_PAGE(page->index != offset, page); @@ -1168,7 +1168,7 @@ struct page *pagecache_get_page(struct address_space *mapping, pgoff_t offset, if (fgp_flags & FGP_LOCK) { if (fgp_flags & FGP_NOWAIT) { if (!trylock_page(page)) { - page_cache_release(page); + put_page(page); return NULL; } } else { @@ -1178,7 +1178,7 @@ struct page *pagecache_get_page(struct address_space *mapping, pgoff_t offset, /* Has the page been truncated? */ if (unlikely(page->mapping != mapping)) { unlock_page(page); - page_cache_release(page); + put_page(page); goto repeat; } VM_BUG_ON_PAGE(page->index != offset, page); @@ -1209,7 +1209,7 @@ struct page *pagecache_get_page(struct address_space *mapping, pgoff_t offset, err = add_to_page_cache_lru(page, mapping, offset, gfp_mask & GFP_RECLAIM_MASK); if (unlikely(err)) { - page_cache_release(page); + put_page(page); page = NULL; if (err == -EEXIST) goto repeat; @@ -1278,7 +1278,7 @@ unsigned find_get_entries(struct address_space *mapping, /* Has the page moved? */ if (unlikely(page != *slot)) { - page_cache_release(page); + put_page(page); goto repeat; } export: @@ -1343,7 +1343,7 @@ unsigned find_get_pages(struct address_space *mapping, pgoff_t start, /* Has the page moved? */ if (unlikely(page != *slot)) { - page_cache_release(page); + put_page(page); goto repeat; } @@ -1405,7 +1405,7 @@ unsigned find_get_pages_contig(struct address_space *mapping, pgoff_t index, /* Has the page moved? */ if (unlikely(page != *slot)) { - page_cache_release(page); + put_page(page); goto repeat; } @@ -1415,7 +1415,7 @@ unsigned find_get_pages_contig(struct address_space *mapping, pgoff_t index, * negatives, which is just confusing to the caller. */ if (page->mapping == NULL || page->index != iter.index) { - page_cache_release(page); + put_page(page); break; } @@ -1482,7 +1482,7 @@ unsigned find_get_pages_tag(struct address_space *mapping, pgoff_t *index, /* Has the page moved? */ if (unlikely(page != *slot)) { - page_cache_release(page); + put_page(page); goto repeat; } @@ -1549,7 +1549,7 @@ unsigned find_get_entries_tag(struct address_space *mapping, pgoff_t start, /* Has the page moved? */ if (unlikely(page != *slot)) { - page_cache_release(page); + put_page(page); goto repeat; } export: @@ -1610,11 +1610,11 @@ static ssize_t do_generic_file_read(struct file *filp, loff_t *ppos, unsigned int prev_offset; int error = 0; - index = *ppos >> PAGE_CACHE_SHIFT; - prev_index = ra->prev_pos >> PAGE_CACHE_SHIFT; - prev_offset = ra->prev_pos & (PAGE_CACHE_SIZE-1); - last_index = (*ppos + iter->count + PAGE_CACHE_SIZE-1) >> PAGE_CACHE_SHIFT; - offset = *ppos & ~PAGE_CACHE_MASK; + index = *ppos >> PAGE_SHIFT; + prev_index = ra->prev_pos >> PAGE_SHIFT; + prev_offset = ra->prev_pos & (PAGE_SIZE-1); + last_index = (*ppos + iter->count + PAGE_SIZE-1) >> PAGE_SHIFT; + offset = *ppos & ~PAGE_MASK; for (;;) { struct page *page; @@ -1648,7 +1648,7 @@ static ssize_t do_generic_file_read(struct file *filp, loff_t *ppos, if (PageUptodate(page)) goto page_ok; - if (inode->i_blkbits == PAGE_CACHE_SHIFT || + if (inode->i_blkbits == PAGE_SHIFT || !mapping->a_ops->is_partially_uptodate) goto page_not_up_to_date; if (!trylock_page(page)) @@ -1672,18 +1672,18 @@ static ssize_t do_generic_file_read(struct file *filp, loff_t *ppos, */ isize = i_size_read(inode); - end_index = (isize - 1) >> PAGE_CACHE_SHIFT; + end_index = (isize - 1) >> PAGE_SHIFT; if (unlikely(!isize || index > end_index)) { - page_cache_release(page); + put_page(page); goto out; } /* nr is the maximum number of bytes to copy from this page */ - nr = PAGE_CACHE_SIZE; + nr = PAGE_SIZE; if (index == end_index) { - nr = ((isize - 1) & ~PAGE_CACHE_MASK) + 1; + nr = ((isize - 1) & ~PAGE_MASK) + 1; if (nr <= offset) { - page_cache_release(page); + put_page(page); goto out; } } @@ -1711,11 +1711,11 @@ static ssize_t do_generic_file_read(struct file *filp, loff_t *ppos, ret = copy_page_to_iter(page, offset, nr, iter); offset += ret; - index += offset >> PAGE_CACHE_SHIFT; - offset &= ~PAGE_CACHE_MASK; + index += offset >> PAGE_SHIFT; + offset &= ~PAGE_MASK; prev_offset = offset; - page_cache_release(page); + put_page(page); written += ret; if (!iov_iter_count(iter)) goto out; @@ -1735,7 +1735,7 @@ static ssize_t do_generic_file_read(struct file *filp, loff_t *ppos, /* Did it get truncated before we got the lock? */ if (!page->mapping) { unlock_page(page); - page_cache_release(page); + put_page(page); continue; } @@ -1757,7 +1757,7 @@ static ssize_t do_generic_file_read(struct file *filp, loff_t *ppos, if (unlikely(error)) { if (error == AOP_TRUNCATED_PAGE) { - page_cache_release(page); + put_page(page); error = 0; goto find_page; } @@ -1774,7 +1774,7 @@ static ssize_t do_generic_file_read(struct file *filp, loff_t *ppos, * invalidate_mapping_pages got it */ unlock_page(page); - page_cache_release(page); + put_page(page); goto find_page; } unlock_page(page); @@ -1789,7 +1789,7 @@ static ssize_t do_generic_file_read(struct file *filp, loff_t *ppos, readpage_error: /* UHHUH! A synchronous read error occurred. Report it */ - page_cache_release(page); + put_page(page); goto out; no_cached_page: @@ -1805,7 +1805,7 @@ static ssize_t do_generic_file_read(struct file *filp, loff_t *ppos, error = add_to_page_cache_lru(page, mapping, index, mapping_gfp_constraint(mapping, GFP_KERNEL)); if (error) { - page_cache_release(page); + put_page(page); if (error == -EEXIST) { error = 0; goto find_page; @@ -1817,10 +1817,10 @@ static ssize_t do_generic_file_read(struct file *filp, loff_t *ppos, out: ra->prev_pos = prev_index; - ra->prev_pos <<= PAGE_CACHE_SHIFT; + ra->prev_pos <<= PAGE_SHIFT; ra->prev_pos |= prev_offset; - *ppos = ((loff_t)index << PAGE_CACHE_SHIFT) + offset; + *ppos = ((loff_t)index << PAGE_SHIFT) + offset; file_accessed(filp); return written ? written : error; } @@ -1912,7 +1912,7 @@ static int page_cache_read(struct file *file, pgoff_t offset, gfp_t gfp_mask) else if (ret == -EEXIST) ret = 0; /* losing race to add is OK */ - page_cache_release(page); + put_page(page); } while (ret == AOP_TRUNCATED_PAGE); @@ -2022,8 +2022,8 @@ int filemap_fault(struct vm_area_struct *vma, struct vm_fault *vmf) loff_t size; int ret = 0; - size = round_up(i_size_read(inode), PAGE_CACHE_SIZE); - if (offset >= size >> PAGE_CACHE_SHIFT) + size = round_up(i_size_read(inode), PAGE_SIZE); + if (offset >= size >> PAGE_SHIFT) return VM_FAULT_SIGBUS; /* @@ -2049,7 +2049,7 @@ int filemap_fault(struct vm_area_struct *vma, struct vm_fault *vmf) } if (!lock_page_or_retry(page, vma->vm_mm, vmf->flags)) { - page_cache_release(page); + put_page(page); return ret | VM_FAULT_RETRY; } @@ -2072,10 +2072,10 @@ int filemap_fault(struct vm_area_struct *vma, struct vm_fault *vmf) * Found the page and have a reference on it. * We must recheck i_size under page lock. */ - size = round_up(i_size_read(inode), PAGE_CACHE_SIZE); - if (unlikely(offset >= size >> PAGE_CACHE_SHIFT)) { + size = round_up(i_size_read(inode), PAGE_SIZE); + if (unlikely(offset >= size >> PAGE_SHIFT)) { unlock_page(page); - page_cache_release(page); + put_page(page); return VM_FAULT_SIGBUS; } @@ -2120,7 +2120,7 @@ int filemap_fault(struct vm_area_struct *vma, struct vm_fault *vmf) if (!PageUptodate(page)) error = -EIO; } - page_cache_release(page); + put_page(page); if (!error || error == AOP_TRUNCATED_PAGE) goto retry_find; @@ -2164,7 +2164,7 @@ void filemap_map_pages(struct vm_area_struct *vma, struct vm_fault *vmf) /* Has the page moved? */ if (unlikely(page != *slot)) { - page_cache_release(page); + put_page(page); goto repeat; } @@ -2178,8 +2178,8 @@ void filemap_map_pages(struct vm_area_struct *vma, struct vm_fault *vmf) if (page->mapping != mapping || !PageUptodate(page)) goto unlock; - size = round_up(i_size_read(mapping->host), PAGE_CACHE_SIZE); - if (page->index >= size >> PAGE_CACHE_SHIFT) + size = round_up(i_size_read(mapping->host), PAGE_SIZE); + if (page->index >= size >> PAGE_SHIFT) goto unlock; pte = vmf->pte + page->index - vmf->pgoff; @@ -2195,7 +2195,7 @@ void filemap_map_pages(struct vm_area_struct *vma, struct vm_fault *vmf) unlock: unlock_page(page); skip: - page_cache_release(page); + put_page(page); next: if (iter.index == vmf->max_pgoff) break; @@ -2278,7 +2278,7 @@ static struct page *wait_on_page_read(struct page *page) if (!IS_ERR(page)) { wait_on_page_locked(page); if (!PageUptodate(page)) { - page_cache_release(page); + put_page(page); page = ERR_PTR(-EIO); } } @@ -2301,7 +2301,7 @@ static struct page *do_read_cache_page(struct address_space *mapping, return ERR_PTR(-ENOMEM); err = add_to_page_cache_lru(page, mapping, index, gfp); if (unlikely(err)) { - page_cache_release(page); + put_page(page); if (err == -EEXIST) goto repeat; /* Presumably ENOMEM for radix tree node */ @@ -2311,7 +2311,7 @@ static struct page *do_read_cache_page(struct address_space *mapping, filler: err = filler(data, page); if (err < 0) { - page_cache_release(page); + put_page(page); return ERR_PTR(err); } @@ -2364,7 +2364,7 @@ static struct page *do_read_cache_page(struct address_space *mapping, /* Case c or d, restart the operation */ if (!page->mapping) { unlock_page(page); - page_cache_release(page); + put_page(page); goto repeat; } @@ -2511,7 +2511,7 @@ generic_file_direct_write(struct kiocb *iocb, struct iov_iter *from, loff_t pos) struct iov_iter data; write_len = iov_iter_count(from); - end = (pos + write_len - 1) >> PAGE_CACHE_SHIFT; + end = (pos + write_len - 1) >> PAGE_SHIFT; written = filemap_write_and_wait_range(mapping, pos, pos + write_len - 1); if (written) @@ -2525,7 +2525,7 @@ generic_file_direct_write(struct kiocb *iocb, struct iov_iter *from, loff_t pos) */ if (mapping->nrpages) { written = invalidate_inode_pages2_range(mapping, - pos >> PAGE_CACHE_SHIFT, end); + pos >> PAGE_SHIFT, end); /* * If a page can not be invalidated, return 0 to fall back * to buffered write. @@ -2550,7 +2550,7 @@ generic_file_direct_write(struct kiocb *iocb, struct iov_iter *from, loff_t pos) */ if (mapping->nrpages) { invalidate_inode_pages2_range(mapping, - pos >> PAGE_CACHE_SHIFT, end); + pos >> PAGE_SHIFT, end); } if (written > 0) { @@ -2611,8 +2611,8 @@ ssize_t generic_perform_write(struct file *file, size_t copied; /* Bytes copied from user */ void *fsdata; - offset = (pos & (PAGE_CACHE_SIZE - 1)); - bytes = min_t(unsigned long, PAGE_CACHE_SIZE - offset, + offset = (pos & (PAGE_SIZE - 1)); + bytes = min_t(unsigned long, PAGE_SIZE - offset, iov_iter_count(i)); again: @@ -2665,7 +2665,7 @@ ssize_t generic_perform_write(struct file *file, * because not all segments in the iov can be copied at * once without a pagefault. */ - bytes = min_t(unsigned long, PAGE_CACHE_SIZE - offset, + bytes = min_t(unsigned long, PAGE_SIZE - offset, iov_iter_single_seg_count(i)); goto again; } @@ -2752,8 +2752,8 @@ ssize_t __generic_file_write_iter(struct kiocb *iocb, struct iov_iter *from) iocb->ki_pos = endbyte + 1; written += status; invalidate_mapping_pages(mapping, - pos >> PAGE_CACHE_SHIFT, - endbyte >> PAGE_CACHE_SHIFT); + pos >> PAGE_SHIFT, + endbyte >> PAGE_SHIFT); } else { /* * We don't know how much we wrote, so just return diff --git a/mm/gup.c b/mm/gup.c index 7f1c4fb77cfa5e9c6ca4fd4c04c83e01a9b273b1..c057784c844456f237adc9065bb4c9a3c230fdc6 100644 --- a/mm/gup.c +++ b/mm/gup.c @@ -1,4 +1,3 @@ -#define __DISABLE_GUP_DEPRECATED 1 #include #include #include @@ -839,7 +838,7 @@ static __always_inline long __get_user_pages_locked(struct task_struct *tsk, * if (locked) * up_read(&mm->mmap_sem); */ -long get_user_pages_locked6(unsigned long start, unsigned long nr_pages, +long get_user_pages_locked(unsigned long start, unsigned long nr_pages, int write, int force, struct page **pages, int *locked) { @@ -847,7 +846,7 @@ long get_user_pages_locked6(unsigned long start, unsigned long nr_pages, write, force, pages, NULL, locked, true, FOLL_TOUCH); } -EXPORT_SYMBOL(get_user_pages_locked6); +EXPORT_SYMBOL(get_user_pages_locked); /* * Same as get_user_pages_unlocked(...., FOLL_TOUCH) but it allows to @@ -892,13 +891,13 @@ EXPORT_SYMBOL(__get_user_pages_unlocked); * or if "force" shall be set to 1 (get_user_pages_fast misses the * "force" parameter). */ -long get_user_pages_unlocked5(unsigned long start, unsigned long nr_pages, +long get_user_pages_unlocked(unsigned long start, unsigned long nr_pages, int write, int force, struct page **pages) { return __get_user_pages_unlocked(current, current->mm, start, nr_pages, write, force, pages, FOLL_TOUCH); } -EXPORT_SYMBOL(get_user_pages_unlocked5); +EXPORT_SYMBOL(get_user_pages_unlocked); /* * get_user_pages_remote() - pin user pages in memory @@ -972,7 +971,7 @@ EXPORT_SYMBOL(get_user_pages_remote); * and mm being operated on are the current task's. We also * obviously don't pass FOLL_REMOTE in here. */ -long get_user_pages6(unsigned long start, unsigned long nr_pages, +long get_user_pages(unsigned long start, unsigned long nr_pages, int write, int force, struct page **pages, struct vm_area_struct **vmas) { @@ -980,7 +979,7 @@ long get_user_pages6(unsigned long start, unsigned long nr_pages, write, force, pages, vmas, NULL, false, FOLL_TOUCH); } -EXPORT_SYMBOL(get_user_pages6); +EXPORT_SYMBOL(get_user_pages); /** * populate_vma_page_range() - populate a range of pages in the vma. @@ -1107,7 +1106,7 @@ int __mm_populate(unsigned long start, unsigned long len, int ignore_errors) * @addr: user address * * Returns struct page pointer of user page pinned for dump, - * to be freed afterwards by page_cache_release() or put_page(). + * to be freed afterwards by put_page(). * * Returns NULL on any kind of failure - a hole must then be inserted into * the corefile, to preserve alignment with its headers; and also returns @@ -1491,7 +1490,6 @@ int __get_user_pages_fast(unsigned long start, int nr_pages, int write, int get_user_pages_fast(unsigned long start, int nr_pages, int write, struct page **pages) { - struct mm_struct *mm = current->mm; int nr, ret; start &= PAGE_MASK; @@ -1503,8 +1501,7 @@ int get_user_pages_fast(unsigned long start, int nr_pages, int write, start += nr << PAGE_SHIFT; pages += nr; - ret = get_user_pages_unlocked(current, mm, start, - nr_pages - nr, write, 0, pages); + ret = get_user_pages_unlocked(start, nr_pages - nr, write, 0, pages); /* Have to be a bit careful with return values */ if (nr > 0) { @@ -1519,38 +1516,3 @@ int get_user_pages_fast(unsigned long start, int nr_pages, int write, } #endif /* CONFIG_HAVE_GENERIC_RCU_GUP */ - -long get_user_pages8(struct task_struct *tsk, struct mm_struct *mm, - unsigned long start, unsigned long nr_pages, - int write, int force, struct page **pages, - struct vm_area_struct **vmas) -{ - WARN_ONCE(tsk != current, "get_user_pages() called on remote task"); - WARN_ONCE(mm != current->mm, "get_user_pages() called on remote mm"); - - return get_user_pages6(start, nr_pages, write, force, pages, vmas); -} -EXPORT_SYMBOL(get_user_pages8); - -long get_user_pages_locked8(struct task_struct *tsk, struct mm_struct *mm, - unsigned long start, unsigned long nr_pages, - int write, int force, struct page **pages, int *locked) -{ - WARN_ONCE(tsk != current, "get_user_pages_locked() called on remote task"); - WARN_ONCE(mm != current->mm, "get_user_pages_locked() called on remote mm"); - - return get_user_pages_locked6(start, nr_pages, write, force, pages, locked); -} -EXPORT_SYMBOL(get_user_pages_locked8); - -long get_user_pages_unlocked7(struct task_struct *tsk, struct mm_struct *mm, - unsigned long start, unsigned long nr_pages, - int write, int force, struct page **pages) -{ - WARN_ONCE(tsk != current, "get_user_pages_unlocked() called on remote task"); - WARN_ONCE(mm != current->mm, "get_user_pages_unlocked() called on remote mm"); - - return get_user_pages_unlocked5(start, nr_pages, write, force, pages); -} -EXPORT_SYMBOL(get_user_pages_unlocked7); - diff --git a/mm/hugetlb.c b/mm/hugetlb.c index 06058eaa173bc25b2e3dc0186d0947ae5f1887d8..19d0d08b396fb1356bc4e834d2aaec2977ee173e 100644 --- a/mm/hugetlb.c +++ b/mm/hugetlb.c @@ -3346,7 +3346,7 @@ static int hugetlb_cow(struct mm_struct *mm, struct vm_area_struct *vma, old_page != pagecache_page) outside_reserve = 1; - page_cache_get(old_page); + get_page(old_page); /* * Drop page table lock as buddy allocator may be called. It will @@ -3364,7 +3364,7 @@ static int hugetlb_cow(struct mm_struct *mm, struct vm_area_struct *vma, * may get SIGKILLed if it later faults. */ if (outside_reserve) { - page_cache_release(old_page); + put_page(old_page); BUG_ON(huge_pte_none(pte)); unmap_ref_private(mm, vma, old_page, address); BUG_ON(huge_pte_none(pte)); @@ -3425,9 +3425,9 @@ static int hugetlb_cow(struct mm_struct *mm, struct vm_area_struct *vma, spin_unlock(ptl); mmu_notifier_invalidate_range_end(mm, mmun_start, mmun_end); out_release_all: - page_cache_release(new_page); + put_page(new_page); out_release_old: - page_cache_release(old_page); + put_page(old_page); spin_lock(ptl); /* Caller expects lock to be held */ return ret; diff --git a/mm/kasan/kasan.c b/mm/kasan/kasan.c index acb3b6c4dd89e5c604a1abac15484abb8e82ee01..38f1dd79acdbc4eab8f6226a968317f764814f5b 100644 --- a/mm/kasan/kasan.c +++ b/mm/kasan/kasan.c @@ -498,7 +498,7 @@ void kasan_slab_free(struct kmem_cache *cache, void *object) struct kasan_alloc_meta *alloc_info = get_alloc_info(cache, object); alloc_info->state = KASAN_STATE_FREE; - set_track(&free_info->track); + set_track(&free_info->track, GFP_NOWAIT); } #endif diff --git a/mm/madvise.c b/mm/madvise.c index a01147359f3bb71c9c34b9c14f97ad0a730d33e5..07427d3fcead169febeb41d852adcbe0c2139c8d 100644 --- a/mm/madvise.c +++ b/mm/madvise.c @@ -170,7 +170,7 @@ static int swapin_walk_pmd_entry(pmd_t *pmd, unsigned long start, page = read_swap_cache_async(entry, GFP_HIGHUSER_MOVABLE, vma, index); if (page) - page_cache_release(page); + put_page(page); } return 0; @@ -204,14 +204,14 @@ static void force_shm_swapin_readahead(struct vm_area_struct *vma, page = find_get_entry(mapping, index); if (!radix_tree_exceptional_entry(page)) { if (page) - page_cache_release(page); + put_page(page); continue; } swap = radix_to_swp_entry(page); page = read_swap_cache_async(swap, GFP_HIGHUSER_MOVABLE, NULL, 0); if (page) - page_cache_release(page); + put_page(page); } lru_add_drain(); /* Push any new pages onto the LRU now */ diff --git a/mm/memory-failure.c b/mm/memory-failure.c index 5a544c6c0717c4908fe23e17a976847fb22981ce..78f5f2641b91ddc7217735667e59a5753db3c63b 100644 --- a/mm/memory-failure.c +++ b/mm/memory-failure.c @@ -538,7 +538,7 @@ static int delete_from_lru_cache(struct page *p) /* * drop the page count elevated by isolate_lru_page() */ - page_cache_release(p); + put_page(p); return 0; } return -EIO; diff --git a/mm/memory.c b/mm/memory.c index 098f00d0546170d6a969d4994b27cfab7a4955dc..93897f23cc11d9e70b5397ef83dee5e566b8b3fc 100644 --- a/mm/memory.c +++ b/mm/memory.c @@ -2054,7 +2054,7 @@ static inline int wp_page_reuse(struct mm_struct *mm, VM_BUG_ON_PAGE(PageAnon(page), page); mapping = page->mapping; unlock_page(page); - page_cache_release(page); + put_page(page); if ((dirtied || page_mkwrite) && mapping) { /* @@ -2188,7 +2188,7 @@ static int wp_page_copy(struct mm_struct *mm, struct vm_area_struct *vma, } if (new_page) - page_cache_release(new_page); + put_page(new_page); pte_unmap_unlock(page_table, ptl); mmu_notifier_invalidate_range_end(mm, mmun_start, mmun_end); @@ -2203,14 +2203,14 @@ static int wp_page_copy(struct mm_struct *mm, struct vm_area_struct *vma, munlock_vma_page(old_page); unlock_page(old_page); } - page_cache_release(old_page); + put_page(old_page); } return page_copied ? VM_FAULT_WRITE : 0; oom_free_new: - page_cache_release(new_page); + put_page(new_page); oom: if (old_page) - page_cache_release(old_page); + put_page(old_page); return VM_FAULT_OOM; } @@ -2258,7 +2258,7 @@ static int wp_page_shared(struct mm_struct *mm, struct vm_area_struct *vma, { int page_mkwrite = 0; - page_cache_get(old_page); + get_page(old_page); if (vma->vm_ops && vma->vm_ops->page_mkwrite) { int tmp; @@ -2267,7 +2267,7 @@ static int wp_page_shared(struct mm_struct *mm, struct vm_area_struct *vma, tmp = do_page_mkwrite(vma, old_page, address); if (unlikely(!tmp || (tmp & (VM_FAULT_ERROR | VM_FAULT_NOPAGE)))) { - page_cache_release(old_page); + put_page(old_page); return tmp; } /* @@ -2281,7 +2281,7 @@ static int wp_page_shared(struct mm_struct *mm, struct vm_area_struct *vma, if (!pte_same(*page_table, orig_pte)) { unlock_page(old_page); pte_unmap_unlock(page_table, ptl); - page_cache_release(old_page); + put_page(old_page); return 0; } page_mkwrite = 1; @@ -2341,7 +2341,7 @@ static int do_wp_page(struct mm_struct *mm, struct vm_area_struct *vma, */ if (PageAnon(old_page) && !PageKsm(old_page)) { if (!trylock_page(old_page)) { - page_cache_get(old_page); + get_page(old_page); pte_unmap_unlock(page_table, ptl); lock_page(old_page); page_table = pte_offset_map_lock(mm, pmd, address, @@ -2349,10 +2349,10 @@ static int do_wp_page(struct mm_struct *mm, struct vm_area_struct *vma, if (!pte_same(*page_table, orig_pte)) { unlock_page(old_page); pte_unmap_unlock(page_table, ptl); - page_cache_release(old_page); + put_page(old_page); return 0; } - page_cache_release(old_page); + put_page(old_page); } if (reuse_swap_page(old_page)) { /* @@ -2375,7 +2375,7 @@ static int do_wp_page(struct mm_struct *mm, struct vm_area_struct *vma, /* * Ok, we need to copy. Oh, well.. */ - page_cache_get(old_page); + get_page(old_page); pte_unmap_unlock(page_table, ptl); return wp_page_copy(mm, vma, address, page_table, pmd, @@ -2400,7 +2400,6 @@ static inline void unmap_mapping_range_tree(struct rb_root *root, vba = vma->vm_pgoff; vea = vba + vma_pages(vma) - 1; - /* Assume for now that PAGE_CACHE_SHIFT == PAGE_SHIFT */ zba = details->first_index; if (zba < vba) zba = vba; @@ -2619,7 +2618,7 @@ static int do_swap_page(struct mm_struct *mm, struct vm_area_struct *vma, * parallel locked swapcache. */ unlock_page(swapcache); - page_cache_release(swapcache); + put_page(swapcache); } if (flags & FAULT_FLAG_WRITE) { @@ -2641,10 +2640,10 @@ static int do_swap_page(struct mm_struct *mm, struct vm_area_struct *vma, out_page: unlock_page(page); out_release: - page_cache_release(page); + put_page(page); if (page != swapcache) { unlock_page(swapcache); - page_cache_release(swapcache); + put_page(swapcache); } return ret; } @@ -2752,7 +2751,7 @@ static int do_anonymous_page(struct mm_struct *mm, struct vm_area_struct *vma, if (userfaultfd_missing(vma)) { pte_unmap_unlock(page_table, ptl); mem_cgroup_cancel_charge(page, memcg, false); - page_cache_release(page); + put_page(page); return handle_userfault(vma, address, flags, VM_UFFD_MISSING); } @@ -2771,10 +2770,10 @@ static int do_anonymous_page(struct mm_struct *mm, struct vm_area_struct *vma, return 0; release: mem_cgroup_cancel_charge(page, memcg, false); - page_cache_release(page); + put_page(page); goto unlock; oom_free_page: - page_cache_release(page); + put_page(page); oom: return VM_FAULT_OOM; } @@ -2807,7 +2806,7 @@ static int __do_fault(struct vm_area_struct *vma, unsigned long address, if (unlikely(PageHWPoison(vmf.page))) { if (ret & VM_FAULT_LOCKED) unlock_page(vmf.page); - page_cache_release(vmf.page); + put_page(vmf.page); return VM_FAULT_HWPOISON; } @@ -2996,7 +2995,7 @@ static int do_read_fault(struct mm_struct *mm, struct vm_area_struct *vma, if (unlikely(!pte_same(*pte, orig_pte))) { pte_unmap_unlock(pte, ptl); unlock_page(fault_page); - page_cache_release(fault_page); + put_page(fault_page); return ret; } do_set_pte(vma, address, fault_page, pte, false, false); @@ -3024,7 +3023,7 @@ static int do_cow_fault(struct mm_struct *mm, struct vm_area_struct *vma, return VM_FAULT_OOM; if (mem_cgroup_try_charge(new_page, mm, GFP_KERNEL, &memcg, false)) { - page_cache_release(new_page); + put_page(new_page); return VM_FAULT_OOM; } @@ -3041,7 +3040,7 @@ static int do_cow_fault(struct mm_struct *mm, struct vm_area_struct *vma, pte_unmap_unlock(pte, ptl); if (fault_page) { unlock_page(fault_page); - page_cache_release(fault_page); + put_page(fault_page); } else { /* * The fault handler has no page to lock, so it holds @@ -3057,7 +3056,7 @@ static int do_cow_fault(struct mm_struct *mm, struct vm_area_struct *vma, pte_unmap_unlock(pte, ptl); if (fault_page) { unlock_page(fault_page); - page_cache_release(fault_page); + put_page(fault_page); } else { /* * The fault handler has no page to lock, so it holds @@ -3068,7 +3067,7 @@ static int do_cow_fault(struct mm_struct *mm, struct vm_area_struct *vma, return ret; uncharge_out: mem_cgroup_cancel_charge(new_page, memcg, false); - page_cache_release(new_page); + put_page(new_page); return ret; } @@ -3096,7 +3095,7 @@ static int do_shared_fault(struct mm_struct *mm, struct vm_area_struct *vma, tmp = do_page_mkwrite(vma, fault_page, address); if (unlikely(!tmp || (tmp & (VM_FAULT_ERROR | VM_FAULT_NOPAGE)))) { - page_cache_release(fault_page); + put_page(fault_page); return tmp; } } @@ -3105,7 +3104,7 @@ static int do_shared_fault(struct mm_struct *mm, struct vm_area_struct *vma, if (unlikely(!pte_same(*pte, orig_pte))) { pte_unmap_unlock(pte, ptl); unlock_page(fault_page); - page_cache_release(fault_page); + put_page(fault_page); return ret; } do_set_pte(vma, address, fault_page, pte, true, false); @@ -3736,7 +3735,7 @@ static int __access_remote_vm(struct task_struct *tsk, struct mm_struct *mm, buf, maddr + offset, bytes); } kunmap(page); - page_cache_release(page); + put_page(page); } len -= bytes; buf += bytes; diff --git a/mm/mincore.c b/mm/mincore.c index 563f320454902df04e782f73aa8d0473656034c9..c0b5ba965200942741347500c0b6a739434b715d 100644 --- a/mm/mincore.c +++ b/mm/mincore.c @@ -75,7 +75,7 @@ static unsigned char mincore_page(struct address_space *mapping, pgoff_t pgoff) #endif if (page) { present = PageUptodate(page); - page_cache_release(page); + put_page(page); } return present; @@ -211,7 +211,7 @@ static long do_mincore(unsigned long addr, unsigned long pages, unsigned char *v * return values: * zero - success * -EFAULT - vec points to an illegal address - * -EINVAL - addr is not a multiple of PAGE_CACHE_SIZE + * -EINVAL - addr is not a multiple of PAGE_SIZE * -ENOMEM - Addresses in the range [addr, addr + len] are * invalid for the address space of this process, or * specify one or more pages which are not currently @@ -226,14 +226,14 @@ SYSCALL_DEFINE3(mincore, unsigned long, start, size_t, len, unsigned char *tmp; /* Check the start address: needs to be page-aligned.. */ - if (start & ~PAGE_CACHE_MASK) + if (start & ~PAGE_MASK) return -EINVAL; /* ..and we need to be passed a valid user-space range */ if (!access_ok(VERIFY_READ, (void __user *) start, len)) return -ENOMEM; - /* This also avoids any overflows on PAGE_CACHE_ALIGN */ + /* This also avoids any overflows on PAGE_ALIGN */ pages = len >> PAGE_SHIFT; pages += (offset_in_page(len)) != 0; diff --git a/mm/nommu.c b/mm/nommu.c index de8b6b6580c1eddaeca1ab2ee05350e5a6b31620..c8bd59a03c71563b73c146d35e00550b8119d4c0 100644 --- a/mm/nommu.c +++ b/mm/nommu.c @@ -15,8 +15,6 @@ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt -#define __DISABLE_GUP_DEPRECATED - #include #include #include @@ -141,7 +139,7 @@ long __get_user_pages(struct task_struct *tsk, struct mm_struct *mm, if (pages) { pages[i] = virt_to_page(start); if (pages[i]) - page_cache_get(pages[i]); + get_page(pages[i]); } if (vmas) vmas[i] = vma; @@ -161,7 +159,7 @@ long __get_user_pages(struct task_struct *tsk, struct mm_struct *mm, * slab page or a secondary page from a compound page * - don't permit access to VMAs that don't support it, such as I/O mappings */ -long get_user_pages6(unsigned long start, unsigned long nr_pages, +long get_user_pages(unsigned long start, unsigned long nr_pages, int write, int force, struct page **pages, struct vm_area_struct **vmas) { @@ -175,15 +173,15 @@ long get_user_pages6(unsigned long start, unsigned long nr_pages, return __get_user_pages(current, current->mm, start, nr_pages, flags, pages, vmas, NULL); } -EXPORT_SYMBOL(get_user_pages6); +EXPORT_SYMBOL(get_user_pages); -long get_user_pages_locked6(unsigned long start, unsigned long nr_pages, +long get_user_pages_locked(unsigned long start, unsigned long nr_pages, int write, int force, struct page **pages, int *locked) { - return get_user_pages6(start, nr_pages, write, force, pages, NULL); + return get_user_pages(start, nr_pages, write, force, pages, NULL); } -EXPORT_SYMBOL(get_user_pages_locked6); +EXPORT_SYMBOL(get_user_pages_locked); long __get_user_pages_unlocked(struct task_struct *tsk, struct mm_struct *mm, unsigned long start, unsigned long nr_pages, @@ -199,13 +197,13 @@ long __get_user_pages_unlocked(struct task_struct *tsk, struct mm_struct *mm, } EXPORT_SYMBOL(__get_user_pages_unlocked); -long get_user_pages_unlocked5(unsigned long start, unsigned long nr_pages, +long get_user_pages_unlocked(unsigned long start, unsigned long nr_pages, int write, int force, struct page **pages) { return __get_user_pages_unlocked(current, current->mm, start, nr_pages, write, force, pages, 0); } -EXPORT_SYMBOL(get_user_pages_unlocked5); +EXPORT_SYMBOL(get_user_pages_unlocked); /** * follow_pfn - look up PFN at a user virtual address @@ -1989,31 +1987,3 @@ static int __meminit init_admin_reserve(void) return 0; } subsys_initcall(init_admin_reserve); - -long get_user_pages8(struct task_struct *tsk, struct mm_struct *mm, - unsigned long start, unsigned long nr_pages, - int write, int force, struct page **pages, - struct vm_area_struct **vmas) -{ - return get_user_pages6(start, nr_pages, write, force, pages, vmas); -} -EXPORT_SYMBOL(get_user_pages8); - -long get_user_pages_locked8(struct task_struct *tsk, struct mm_struct *mm, - unsigned long start, unsigned long nr_pages, - int write, int force, struct page **pages, - int *locked) -{ - return get_user_pages_locked6(start, nr_pages, write, - force, pages, locked); -} -EXPORT_SYMBOL(get_user_pages_locked8); - -long get_user_pages_unlocked7(struct task_struct *tsk, struct mm_struct *mm, - unsigned long start, unsigned long nr_pages, - int write, int force, struct page **pages) -{ - return get_user_pages_unlocked5(start, nr_pages, write, force, pages); -} -EXPORT_SYMBOL(get_user_pages_unlocked7); - diff --git a/mm/oom_kill.c b/mm/oom_kill.c index b34d279a7ee6c43cb5e85d7e35956159c656cc47..86349586eacbac5022affca24ebaa2b57d19aa15 100644 --- a/mm/oom_kill.c +++ b/mm/oom_kill.c @@ -547,7 +547,11 @@ static int oom_reaper(void *unused) static void wake_oom_reaper(struct task_struct *tsk) { - if (!oom_reaper_th || tsk->oom_reaper_list) + if (!oom_reaper_th) + return; + + /* tsk is already queued? */ + if (tsk == oom_reaper_list || tsk->oom_reaper_list) return; get_task_struct(tsk); diff --git a/mm/page-writeback.c b/mm/page-writeback.c index 11ff8f75863105b773ee279fee5d6853e4680abb..999792d35ccc0faee6c4f85d70b6e31876855284 100644 --- a/mm/page-writeback.c +++ b/mm/page-writeback.c @@ -2176,8 +2176,8 @@ int write_cache_pages(struct address_space *mapping, cycled = 0; end = -1; } else { - index = wbc->range_start >> PAGE_CACHE_SHIFT; - end = wbc->range_end >> PAGE_CACHE_SHIFT; + index = wbc->range_start >> PAGE_SHIFT; + end = wbc->range_end >> PAGE_SHIFT; if (wbc->range_start == 0 && wbc->range_end == LLONG_MAX) range_whole = 1; cycled = 1; /* ignore range_cyclic tests */ @@ -2382,14 +2382,14 @@ int write_one_page(struct page *page, int wait) wait_on_page_writeback(page); if (clear_page_dirty_for_io(page)) { - page_cache_get(page); + get_page(page); ret = mapping->a_ops->writepage(page, &wbc); if (ret == 0 && wait) { wait_on_page_writeback(page); if (PageError(page)) ret = -EIO; } - page_cache_release(page); + put_page(page); } else { unlock_page(page); } @@ -2431,7 +2431,7 @@ void account_page_dirtied(struct page *page, struct address_space *mapping) __inc_zone_page_state(page, NR_DIRTIED); __inc_wb_stat(wb, WB_RECLAIMABLE); __inc_wb_stat(wb, WB_DIRTIED); - task_io_account_write(PAGE_CACHE_SIZE); + task_io_account_write(PAGE_SIZE); current->nr_dirtied++; this_cpu_inc(bdp_ratelimits); } @@ -2450,7 +2450,7 @@ void account_page_cleaned(struct page *page, struct address_space *mapping, mem_cgroup_dec_page_stat(page, MEM_CGROUP_STAT_DIRTY); dec_zone_page_state(page, NR_FILE_DIRTY); dec_wb_stat(wb, WB_RECLAIMABLE); - task_io_account_cancelled_write(PAGE_CACHE_SIZE); + task_io_account_cancelled_write(PAGE_SIZE); } } diff --git a/mm/page_io.c b/mm/page_io.c index 18aac7819cc97b4f2b9fe834600a30614d3e8b33..cd92e3d67a32201fac72196a050fb6e47017d33d 100644 --- a/mm/page_io.c +++ b/mm/page_io.c @@ -252,7 +252,7 @@ int swap_writepage(struct page *page, struct writeback_control *wbc) static sector_t swap_page_sector(struct page *page) { - return (sector_t)__page_file_index(page) << (PAGE_CACHE_SHIFT - 9); + return (sector_t)__page_file_index(page) << (PAGE_SHIFT - 9); } int __swap_writepage(struct page *page, struct writeback_control *wbc, diff --git a/mm/page_isolation.c b/mm/page_isolation.c index 92c4c36501e7c55dc50b9ae330299c978c329d0a..c4f568206544b616969d59631017d51da0d46a85 100644 --- a/mm/page_isolation.c +++ b/mm/page_isolation.c @@ -215,7 +215,7 @@ int undo_isolate_page_range(unsigned long start_pfn, unsigned long end_pfn, * all pages in [start_pfn...end_pfn) must be in the same zone. * zone->lock must be held before call this. * - * Returns 1 if all pages in the range are isolated. + * Returns the last tested pfn. */ static unsigned long __test_page_isolated_in_pageblock(unsigned long pfn, unsigned long end_pfn, @@ -289,11 +289,11 @@ struct page *alloc_migrate_target(struct page *page, unsigned long private, * now as a simple work-around, we use the next node for destination. */ if (PageHuge(page)) { - nodemask_t src = nodemask_of_node(page_to_nid(page)); - nodemask_t dst; - nodes_complement(dst, src); + int node = next_online_node(page_to_nid(page)); + if (node == MAX_NUMNODES) + node = first_online_node; return alloc_huge_page_node(page_hstate(compound_head(page)), - next_node(page_to_nid(page), dst)); + node); } if (PageHighMem(page)) diff --git a/mm/readahead.c b/mm/readahead.c index 20e58e820e444d630b2ab807a369c53679eaa7ba..40be3ae0afe3061e2bf762cc033f3142972c8ffd 100644 --- a/mm/readahead.c +++ b/mm/readahead.c @@ -47,11 +47,11 @@ static void read_cache_pages_invalidate_page(struct address_space *mapping, if (!trylock_page(page)) BUG(); page->mapping = mapping; - do_invalidatepage(page, 0, PAGE_CACHE_SIZE); + do_invalidatepage(page, 0, PAGE_SIZE); page->mapping = NULL; unlock_page(page); } - page_cache_release(page); + put_page(page); } /* @@ -93,14 +93,14 @@ int read_cache_pages(struct address_space *mapping, struct list_head *pages, read_cache_pages_invalidate_page(mapping, page); continue; } - page_cache_release(page); + put_page(page); ret = filler(data, page); if (unlikely(ret)) { read_cache_pages_invalidate_pages(mapping, pages); break; } - task_io_account_read(PAGE_CACHE_SIZE); + task_io_account_read(PAGE_SIZE); } return ret; } @@ -130,7 +130,7 @@ static int read_pages(struct address_space *mapping, struct file *filp, mapping_gfp_constraint(mapping, GFP_KERNEL))) { mapping->a_ops->readpage(filp, page); } - page_cache_release(page); + put_page(page); } ret = 0; @@ -163,7 +163,7 @@ int __do_page_cache_readahead(struct address_space *mapping, struct file *filp, if (isize == 0) goto out; - end_index = ((isize - 1) >> PAGE_CACHE_SHIFT); + end_index = ((isize - 1) >> PAGE_SHIFT); /* * Preallocate as many pages as we will need. @@ -216,7 +216,7 @@ int force_page_cache_readahead(struct address_space *mapping, struct file *filp, while (nr_to_read) { int err; - unsigned long this_chunk = (2 * 1024 * 1024) / PAGE_CACHE_SIZE; + unsigned long this_chunk = (2 * 1024 * 1024) / PAGE_SIZE; if (this_chunk > nr_to_read) this_chunk = nr_to_read; @@ -425,7 +425,7 @@ ondemand_readahead(struct address_space *mapping, * trivial case: (offset - prev_offset) == 1 * unaligned reads: (offset - prev_offset) == 0 */ - prev_offset = (unsigned long long)ra->prev_pos >> PAGE_CACHE_SHIFT; + prev_offset = (unsigned long long)ra->prev_pos >> PAGE_SHIFT; if (offset - prev_offset <= 1UL) goto initial_readahead; @@ -558,8 +558,8 @@ SYSCALL_DEFINE3(readahead, int, fd, loff_t, offset, size_t, count) if (f.file) { if (f.file->f_mode & FMODE_READ) { struct address_space *mapping = f.file->f_mapping; - pgoff_t start = offset >> PAGE_CACHE_SHIFT; - pgoff_t end = (offset + count - 1) >> PAGE_CACHE_SHIFT; + pgoff_t start = offset >> PAGE_SHIFT; + pgoff_t end = (offset + count - 1) >> PAGE_SHIFT; unsigned long len = end - start + 1; ret = do_readahead(mapping, f.file, start, len); } diff --git a/mm/rmap.c b/mm/rmap.c index c399a0d41b3132f8322a1f7f76eb00231d20c52f..307b555024efb6787cca6030d1f58060ab4031fe 100644 --- a/mm/rmap.c +++ b/mm/rmap.c @@ -569,19 +569,6 @@ void page_unlock_anon_vma_read(struct anon_vma *anon_vma) } #ifdef CONFIG_ARCH_WANT_BATCHED_UNMAP_TLB_FLUSH -static void percpu_flush_tlb_batch_pages(void *data) -{ - /* - * All TLB entries are flushed on the assumption that it is - * cheaper to flush all TLBs and let them be refilled than - * flushing individual PFNs. Note that we do not track mm's - * to flush as that might simply be multiple full TLB flushes - * for no gain. - */ - count_vm_tlb_event(NR_TLB_REMOTE_FLUSH_RECEIVED); - flush_tlb_local(); -} - /* * Flush TLB entries for recently unmapped pages from remote CPUs. It is * important if a PTE was dirty when it was unmapped that it's flushed @@ -598,15 +585,14 @@ void try_to_unmap_flush(void) cpu = get_cpu(); - trace_tlb_flush(TLB_REMOTE_SHOOTDOWN, -1UL); - - if (cpumask_test_cpu(cpu, &tlb_ubc->cpumask)) - percpu_flush_tlb_batch_pages(&tlb_ubc->cpumask); - - if (cpumask_any_but(&tlb_ubc->cpumask, cpu) < nr_cpu_ids) { - smp_call_function_many(&tlb_ubc->cpumask, - percpu_flush_tlb_batch_pages, (void *)tlb_ubc, true); + if (cpumask_test_cpu(cpu, &tlb_ubc->cpumask)) { + count_vm_tlb_event(NR_TLB_LOCAL_FLUSH_ALL); + local_flush_tlb(); + trace_tlb_flush(TLB_LOCAL_SHOOTDOWN, TLB_FLUSH_ALL); } + + if (cpumask_any_but(&tlb_ubc->cpumask, cpu) < nr_cpu_ids) + flush_tlb_others(&tlb_ubc->cpumask, NULL, 0, TLB_FLUSH_ALL); cpumask_clear(&tlb_ubc->cpumask); tlb_ubc->flush_required = false; tlb_ubc->writable = false; @@ -1555,7 +1541,7 @@ static int try_to_unmap_one(struct page *page, struct vm_area_struct *vma, discard: page_remove_rmap(page, PageHuge(page)); - page_cache_release(page); + put_page(page); out_unmap: pte_unmap_unlock(pte, ptl); diff --git a/mm/shmem.c b/mm/shmem.c index 9428c51ab2d6b026ee9a10afc7e21c70e0a33d80..719bd6b88d98eaf0958ec57ddb152f22de0f74d0 100644 --- a/mm/shmem.c +++ b/mm/shmem.c @@ -75,8 +75,8 @@ static struct vfsmount *shm_mnt; #include "internal.h" -#define BLOCKS_PER_PAGE (PAGE_CACHE_SIZE/512) -#define VM_ACCT(size) (PAGE_CACHE_ALIGN(size) >> PAGE_SHIFT) +#define BLOCKS_PER_PAGE (PAGE_SIZE/512) +#define VM_ACCT(size) (PAGE_ALIGN(size) >> PAGE_SHIFT) /* Pretend that each entry is of this size in directory's i_size */ #define BOGO_DIRENT_SIZE 20 @@ -176,13 +176,13 @@ static inline int shmem_reacct_size(unsigned long flags, static inline int shmem_acct_block(unsigned long flags) { return (flags & VM_NORESERVE) ? - security_vm_enough_memory_mm(current->mm, VM_ACCT(PAGE_CACHE_SIZE)) : 0; + security_vm_enough_memory_mm(current->mm, VM_ACCT(PAGE_SIZE)) : 0; } static inline void shmem_unacct_blocks(unsigned long flags, long pages) { if (flags & VM_NORESERVE) - vm_unacct_memory(pages * VM_ACCT(PAGE_CACHE_SIZE)); + vm_unacct_memory(pages * VM_ACCT(PAGE_SIZE)); } static const struct super_operations shmem_ops; @@ -300,7 +300,7 @@ static int shmem_add_to_page_cache(struct page *page, VM_BUG_ON_PAGE(!PageLocked(page), page); VM_BUG_ON_PAGE(!PageSwapBacked(page), page); - page_cache_get(page); + get_page(page); page->mapping = mapping; page->index = index; @@ -318,7 +318,7 @@ static int shmem_add_to_page_cache(struct page *page, } else { page->mapping = NULL; spin_unlock_irq(&mapping->tree_lock); - page_cache_release(page); + put_page(page); } return error; } @@ -338,7 +338,7 @@ static void shmem_delete_from_page_cache(struct page *page, void *radswap) __dec_zone_page_state(page, NR_FILE_PAGES); __dec_zone_page_state(page, NR_SHMEM); spin_unlock_irq(&mapping->tree_lock); - page_cache_release(page); + put_page(page); BUG_ON(error); } @@ -474,10 +474,10 @@ static void shmem_undo_range(struct inode *inode, loff_t lstart, loff_t lend, { struct address_space *mapping = inode->i_mapping; struct shmem_inode_info *info = SHMEM_I(inode); - pgoff_t start = (lstart + PAGE_CACHE_SIZE - 1) >> PAGE_CACHE_SHIFT; - pgoff_t end = (lend + 1) >> PAGE_CACHE_SHIFT; - unsigned int partial_start = lstart & (PAGE_CACHE_SIZE - 1); - unsigned int partial_end = (lend + 1) & (PAGE_CACHE_SIZE - 1); + pgoff_t start = (lstart + PAGE_SIZE - 1) >> PAGE_SHIFT; + pgoff_t end = (lend + 1) >> PAGE_SHIFT; + unsigned int partial_start = lstart & (PAGE_SIZE - 1); + unsigned int partial_end = (lend + 1) & (PAGE_SIZE - 1); struct pagevec pvec; pgoff_t indices[PAGEVEC_SIZE]; long nr_swaps_freed = 0; @@ -530,7 +530,7 @@ static void shmem_undo_range(struct inode *inode, loff_t lstart, loff_t lend, struct page *page = NULL; shmem_getpage(inode, start - 1, &page, SGP_READ, NULL); if (page) { - unsigned int top = PAGE_CACHE_SIZE; + unsigned int top = PAGE_SIZE; if (start > end) { top = partial_end; partial_end = 0; @@ -538,7 +538,7 @@ static void shmem_undo_range(struct inode *inode, loff_t lstart, loff_t lend, zero_user_segment(page, partial_start, top); set_page_dirty(page); unlock_page(page); - page_cache_release(page); + put_page(page); } } if (partial_end) { @@ -548,7 +548,7 @@ static void shmem_undo_range(struct inode *inode, loff_t lstart, loff_t lend, zero_user_segment(page, 0, partial_end); set_page_dirty(page); unlock_page(page); - page_cache_release(page); + put_page(page); } } if (start >= end) @@ -833,7 +833,7 @@ int shmem_unuse(swp_entry_t swap, struct page *page) mem_cgroup_commit_charge(page, memcg, true, false); out: unlock_page(page); - page_cache_release(page); + put_page(page); return error; } @@ -1080,7 +1080,7 @@ static int shmem_replace_page(struct page **pagep, gfp_t gfp, if (!newpage) return -ENOMEM; - page_cache_get(newpage); + get_page(newpage); copy_highpage(newpage, oldpage); flush_dcache_page(newpage); @@ -1120,8 +1120,8 @@ static int shmem_replace_page(struct page **pagep, gfp_t gfp, set_page_private(oldpage, 0); unlock_page(oldpage); - page_cache_release(oldpage); - page_cache_release(oldpage); + put_page(oldpage); + put_page(oldpage); return error; } @@ -1145,7 +1145,7 @@ static int shmem_getpage_gfp(struct inode *inode, pgoff_t index, int once = 0; int alloced = 0; - if (index > (MAX_LFS_FILESIZE >> PAGE_CACHE_SHIFT)) + if (index > (MAX_LFS_FILESIZE >> PAGE_SHIFT)) return -EFBIG; repeat: swap.val = 0; @@ -1156,7 +1156,7 @@ static int shmem_getpage_gfp(struct inode *inode, pgoff_t index, } if (sgp != SGP_WRITE && sgp != SGP_FALLOC && - ((loff_t)index << PAGE_CACHE_SHIFT) >= i_size_read(inode)) { + ((loff_t)index << PAGE_SHIFT) >= i_size_read(inode)) { error = -EINVAL; goto unlock; } @@ -1169,7 +1169,7 @@ static int shmem_getpage_gfp(struct inode *inode, pgoff_t index, if (sgp != SGP_READ) goto clear; unlock_page(page); - page_cache_release(page); + put_page(page); page = NULL; } if (page || (sgp == SGP_READ && !swap.val)) { @@ -1327,7 +1327,7 @@ static int shmem_getpage_gfp(struct inode *inode, pgoff_t index, /* Perhaps the file has been truncated since we checked */ if (sgp != SGP_WRITE && sgp != SGP_FALLOC && - ((loff_t)index << PAGE_CACHE_SHIFT) >= i_size_read(inode)) { + ((loff_t)index << PAGE_SHIFT) >= i_size_read(inode)) { if (alloced) { ClearPageDirty(page); delete_from_page_cache(page); @@ -1355,7 +1355,7 @@ static int shmem_getpage_gfp(struct inode *inode, pgoff_t index, unlock: if (page) { unlock_page(page); - page_cache_release(page); + put_page(page); } if (error == -ENOSPC && !once++) { info = SHMEM_I(inode); @@ -1577,7 +1577,7 @@ shmem_write_begin(struct file *file, struct address_space *mapping, { struct inode *inode = mapping->host; struct shmem_inode_info *info = SHMEM_I(inode); - pgoff_t index = pos >> PAGE_CACHE_SHIFT; + pgoff_t index = pos >> PAGE_SHIFT; /* i_mutex is held by caller */ if (unlikely(info->seals)) { @@ -1601,16 +1601,16 @@ shmem_write_end(struct file *file, struct address_space *mapping, i_size_write(inode, pos + copied); if (!PageUptodate(page)) { - if (copied < PAGE_CACHE_SIZE) { - unsigned from = pos & (PAGE_CACHE_SIZE - 1); + if (copied < PAGE_SIZE) { + unsigned from = pos & (PAGE_SIZE - 1); zero_user_segments(page, 0, from, - from + copied, PAGE_CACHE_SIZE); + from + copied, PAGE_SIZE); } SetPageUptodate(page); } set_page_dirty(page); unlock_page(page); - page_cache_release(page); + put_page(page); return copied; } @@ -1635,8 +1635,8 @@ static ssize_t shmem_file_read_iter(struct kiocb *iocb, struct iov_iter *to) if (!iter_is_iovec(to)) sgp = SGP_DIRTY; - index = *ppos >> PAGE_CACHE_SHIFT; - offset = *ppos & ~PAGE_CACHE_MASK; + index = *ppos >> PAGE_SHIFT; + offset = *ppos & ~PAGE_MASK; for (;;) { struct page *page = NULL; @@ -1644,11 +1644,11 @@ static ssize_t shmem_file_read_iter(struct kiocb *iocb, struct iov_iter *to) unsigned long nr, ret; loff_t i_size = i_size_read(inode); - end_index = i_size >> PAGE_CACHE_SHIFT; + end_index = i_size >> PAGE_SHIFT; if (index > end_index) break; if (index == end_index) { - nr = i_size & ~PAGE_CACHE_MASK; + nr = i_size & ~PAGE_MASK; if (nr <= offset) break; } @@ -1666,14 +1666,14 @@ static ssize_t shmem_file_read_iter(struct kiocb *iocb, struct iov_iter *to) * We must evaluate after, since reads (unlike writes) * are called without i_mutex protection against truncate */ - nr = PAGE_CACHE_SIZE; + nr = PAGE_SIZE; i_size = i_size_read(inode); - end_index = i_size >> PAGE_CACHE_SHIFT; + end_index = i_size >> PAGE_SHIFT; if (index == end_index) { - nr = i_size & ~PAGE_CACHE_MASK; + nr = i_size & ~PAGE_MASK; if (nr <= offset) { if (page) - page_cache_release(page); + put_page(page); break; } } @@ -1694,7 +1694,7 @@ static ssize_t shmem_file_read_iter(struct kiocb *iocb, struct iov_iter *to) mark_page_accessed(page); } else { page = ZERO_PAGE(0); - page_cache_get(page); + get_page(page); } /* @@ -1704,10 +1704,10 @@ static ssize_t shmem_file_read_iter(struct kiocb *iocb, struct iov_iter *to) ret = copy_page_to_iter(page, offset, nr, to); retval += ret; offset += ret; - index += offset >> PAGE_CACHE_SHIFT; - offset &= ~PAGE_CACHE_MASK; + index += offset >> PAGE_SHIFT; + offset &= ~PAGE_MASK; - page_cache_release(page); + put_page(page); if (!iov_iter_count(to)) break; if (ret < nr) { @@ -1717,7 +1717,7 @@ static ssize_t shmem_file_read_iter(struct kiocb *iocb, struct iov_iter *to) cond_resched(); } - *ppos = ((loff_t) index << PAGE_CACHE_SHIFT) + offset; + *ppos = ((loff_t) index << PAGE_SHIFT) + offset; file_accessed(file); return retval ? retval : error; } @@ -1755,9 +1755,9 @@ static ssize_t shmem_file_splice_read(struct file *in, loff_t *ppos, if (splice_grow_spd(pipe, &spd)) return -ENOMEM; - index = *ppos >> PAGE_CACHE_SHIFT; - loff = *ppos & ~PAGE_CACHE_MASK; - req_pages = (len + loff + PAGE_CACHE_SIZE - 1) >> PAGE_CACHE_SHIFT; + index = *ppos >> PAGE_SHIFT; + loff = *ppos & ~PAGE_MASK; + req_pages = (len + loff + PAGE_SIZE - 1) >> PAGE_SHIFT; nr_pages = min(req_pages, spd.nr_pages_max); spd.nr_pages = find_get_pages_contig(mapping, index, @@ -1774,7 +1774,7 @@ static ssize_t shmem_file_splice_read(struct file *in, loff_t *ppos, index++; } - index = *ppos >> PAGE_CACHE_SHIFT; + index = *ppos >> PAGE_SHIFT; nr_pages = spd.nr_pages; spd.nr_pages = 0; @@ -1784,7 +1784,7 @@ static ssize_t shmem_file_splice_read(struct file *in, loff_t *ppos, if (!len) break; - this_len = min_t(unsigned long, len, PAGE_CACHE_SIZE - loff); + this_len = min_t(unsigned long, len, PAGE_SIZE - loff); page = spd.pages[page_nr]; if (!PageUptodate(page) || page->mapping != mapping) { @@ -1793,19 +1793,19 @@ static ssize_t shmem_file_splice_read(struct file *in, loff_t *ppos, if (error) break; unlock_page(page); - page_cache_release(spd.pages[page_nr]); + put_page(spd.pages[page_nr]); spd.pages[page_nr] = page; } isize = i_size_read(inode); - end_index = (isize - 1) >> PAGE_CACHE_SHIFT; + end_index = (isize - 1) >> PAGE_SHIFT; if (unlikely(!isize || index > end_index)) break; if (end_index == index) { unsigned int plen; - plen = ((isize - 1) & ~PAGE_CACHE_MASK) + 1; + plen = ((isize - 1) & ~PAGE_MASK) + 1; if (plen <= loff) break; @@ -1822,7 +1822,7 @@ static ssize_t shmem_file_splice_read(struct file *in, loff_t *ppos, } while (page_nr < nr_pages) - page_cache_release(spd.pages[page_nr++]); + put_page(spd.pages[page_nr++]); if (spd.nr_pages) error = splice_to_pipe(pipe, &spd); @@ -1904,10 +1904,10 @@ static loff_t shmem_file_llseek(struct file *file, loff_t offset, int whence) else if (offset >= inode->i_size) offset = -ENXIO; else { - start = offset >> PAGE_CACHE_SHIFT; - end = (inode->i_size + PAGE_CACHE_SIZE - 1) >> PAGE_CACHE_SHIFT; + start = offset >> PAGE_SHIFT; + end = (inode->i_size + PAGE_SIZE - 1) >> PAGE_SHIFT; new_offset = shmem_seek_hole_data(mapping, start, end, whence); - new_offset <<= PAGE_CACHE_SHIFT; + new_offset <<= PAGE_SHIFT; if (new_offset > offset) { if (new_offset < inode->i_size) offset = new_offset; @@ -2203,8 +2203,8 @@ static long shmem_fallocate(struct file *file, int mode, loff_t offset, goto out; } - start = offset >> PAGE_CACHE_SHIFT; - end = (offset + len + PAGE_CACHE_SIZE - 1) >> PAGE_CACHE_SHIFT; + start = offset >> PAGE_SHIFT; + end = (offset + len + PAGE_SIZE - 1) >> PAGE_SHIFT; /* Try to avoid a swapstorm if len is impossible to satisfy */ if (sbinfo->max_blocks && end - start > sbinfo->max_blocks) { error = -ENOSPC; @@ -2237,8 +2237,8 @@ static long shmem_fallocate(struct file *file, int mode, loff_t offset, if (error) { /* Remove the !PageUptodate pages we added */ shmem_undo_range(inode, - (loff_t)start << PAGE_CACHE_SHIFT, - (loff_t)index << PAGE_CACHE_SHIFT, true); + (loff_t)start << PAGE_SHIFT, + (loff_t)index << PAGE_SHIFT, true); goto undone; } @@ -2259,7 +2259,7 @@ static long shmem_fallocate(struct file *file, int mode, loff_t offset, */ set_page_dirty(page); unlock_page(page); - page_cache_release(page); + put_page(page); cond_resched(); } @@ -2280,7 +2280,7 @@ static int shmem_statfs(struct dentry *dentry, struct kstatfs *buf) struct shmem_sb_info *sbinfo = SHMEM_SB(dentry->d_sb); buf->f_type = TMPFS_MAGIC; - buf->f_bsize = PAGE_CACHE_SIZE; + buf->f_bsize = PAGE_SIZE; buf->f_namelen = NAME_MAX; if (sbinfo->max_blocks) { buf->f_blocks = sbinfo->max_blocks; @@ -2523,7 +2523,7 @@ static int shmem_symlink(struct inode *dir, struct dentry *dentry, const char *s struct shmem_inode_info *info; len = strlen(symname) + 1; - if (len > PAGE_CACHE_SIZE) + if (len > PAGE_SIZE) return -ENAMETOOLONG; inode = shmem_get_inode(dir->i_sb, dir, S_IFLNK|S_IRWXUGO, 0, VM_NORESERVE); @@ -2562,7 +2562,7 @@ static int shmem_symlink(struct inode *dir, struct dentry *dentry, const char *s SetPageUptodate(page); set_page_dirty(page); unlock_page(page); - page_cache_release(page); + put_page(page); } dir->i_size += BOGO_DIRENT_SIZE; dir->i_ctime = dir->i_mtime = CURRENT_TIME; @@ -2835,7 +2835,7 @@ static int shmem_parse_options(char *options, struct shmem_sb_info *sbinfo, if (*rest) goto bad_val; sbinfo->max_blocks = - DIV_ROUND_UP(size, PAGE_CACHE_SIZE); + DIV_ROUND_UP(size, PAGE_SIZE); } else if (!strcmp(this_char,"nr_blocks")) { sbinfo->max_blocks = memparse(value, &rest); if (*rest) @@ -2940,7 +2940,7 @@ static int shmem_show_options(struct seq_file *seq, struct dentry *root) if (sbinfo->max_blocks != shmem_default_max_blocks()) seq_printf(seq, ",size=%luk", - sbinfo->max_blocks << (PAGE_CACHE_SHIFT - 10)); + sbinfo->max_blocks << (PAGE_SHIFT - 10)); if (sbinfo->max_inodes != shmem_default_max_inodes()) seq_printf(seq, ",nr_inodes=%lu", sbinfo->max_inodes); if (sbinfo->mode != (S_IRWXUGO | S_ISVTX)) @@ -3082,8 +3082,8 @@ int shmem_fill_super(struct super_block *sb, void *data, int silent) sbinfo->free_inodes = sbinfo->max_inodes; sb->s_maxbytes = MAX_LFS_FILESIZE; - sb->s_blocksize = PAGE_CACHE_SIZE; - sb->s_blocksize_bits = PAGE_CACHE_SHIFT; + sb->s_blocksize = PAGE_SIZE; + sb->s_blocksize_bits = PAGE_SHIFT; sb->s_magic = TMPFS_MAGIC; sb->s_op = &shmem_ops; sb->s_time_gran = 1; diff --git a/mm/swap.c b/mm/swap.c index 09fe5e97714a2ac9756a537c78b617d9ed7a1ffc..a0bc206b4ac6705e839bd8e7164d522ea454a5e5 100644 --- a/mm/swap.c +++ b/mm/swap.c @@ -114,7 +114,7 @@ void put_pages_list(struct list_head *pages) victim = list_entry(pages->prev, struct page, lru); list_del(&victim->lru); - page_cache_release(victim); + put_page(victim); } } EXPORT_SYMBOL(put_pages_list); @@ -142,7 +142,7 @@ int get_kernel_pages(const struct kvec *kiov, int nr_segs, int write, return seg; pages[seg] = kmap_to_page(kiov[seg].iov_base); - page_cache_get(pages[seg]); + get_page(pages[seg]); } return seg; @@ -236,7 +236,7 @@ void rotate_reclaimable_page(struct page *page) struct pagevec *pvec; unsigned long flags; - page_cache_get(page); + get_page(page); local_irq_save(flags); pvec = this_cpu_ptr(&lru_rotate_pvecs); if (!pagevec_add(pvec, page)) @@ -294,7 +294,7 @@ void activate_page(struct page *page) if (PageLRU(page) && !PageActive(page) && !PageUnevictable(page)) { struct pagevec *pvec = &get_cpu_var(activate_page_pvecs); - page_cache_get(page); + get_page(page); if (!pagevec_add(pvec, page)) pagevec_lru_move_fn(pvec, __activate_page, NULL); put_cpu_var(activate_page_pvecs); @@ -389,7 +389,7 @@ static void __lru_cache_add(struct page *page) { struct pagevec *pvec = &get_cpu_var(lru_add_pvec); - page_cache_get(page); + get_page(page); if (!pagevec_space(pvec)) __pagevec_lru_add(pvec); pagevec_add(pvec, page); @@ -646,7 +646,7 @@ void deactivate_page(struct page *page) if (PageLRU(page) && PageActive(page) && !PageUnevictable(page)) { struct pagevec *pvec = &get_cpu_var(lru_deactivate_pvecs); - page_cache_get(page); + get_page(page); if (!pagevec_add(pvec, page)) pagevec_lru_move_fn(pvec, lru_deactivate_fn, NULL); put_cpu_var(lru_deactivate_pvecs); @@ -698,7 +698,7 @@ void lru_add_drain_all(void) } /** - * release_pages - batched page_cache_release() + * release_pages - batched put_page() * @pages: array of pages to release * @nr: number of pages * @cold: whether the pages are cache cold diff --git a/mm/swap_state.c b/mm/swap_state.c index 69cb2464e7dcd598dcf18e8601f97c1c4f8bb627..366ce3518703ecb7cd780b43acd7154adece2b9d 100644 --- a/mm/swap_state.c +++ b/mm/swap_state.c @@ -85,7 +85,7 @@ int __add_to_swap_cache(struct page *page, swp_entry_t entry) VM_BUG_ON_PAGE(PageSwapCache(page), page); VM_BUG_ON_PAGE(!PageSwapBacked(page), page); - page_cache_get(page); + get_page(page); SetPageSwapCache(page); set_page_private(page, entry.val); @@ -109,7 +109,7 @@ int __add_to_swap_cache(struct page *page, swp_entry_t entry) VM_BUG_ON(error == -EEXIST); set_page_private(page, 0UL); ClearPageSwapCache(page); - page_cache_release(page); + put_page(page); } return error; @@ -226,7 +226,7 @@ void delete_from_swap_cache(struct page *page) spin_unlock_irq(&address_space->tree_lock); swapcache_free(entry); - page_cache_release(page); + put_page(page); } /* @@ -252,7 +252,7 @@ static inline void free_swap_cache(struct page *page) void free_page_and_swap_cache(struct page *page) { free_swap_cache(page); - page_cache_release(page); + put_page(page); } /* @@ -380,7 +380,7 @@ struct page *__read_swap_cache_async(swp_entry_t entry, gfp_t gfp_mask, } while (err != -ENOMEM); if (new_page) - page_cache_release(new_page); + put_page(new_page); return found_page; } @@ -495,7 +495,7 @@ struct page *swapin_readahead(swp_entry_t entry, gfp_t gfp_mask, continue; if (offset != entry_offset) SetPageReadahead(page); - page_cache_release(page); + put_page(page); } blk_finish_plug(&plug); diff --git a/mm/swapfile.c b/mm/swapfile.c index 560ad380634c19661f5606d0397ac85aa62c8add..83874eced5bfa0ac4c889cb0d65ecf22cfa24af0 100644 --- a/mm/swapfile.c +++ b/mm/swapfile.c @@ -119,7 +119,7 @@ __try_to_reclaim_swap(struct swap_info_struct *si, unsigned long offset) ret = try_to_free_swap(page); unlock_page(page); } - page_cache_release(page); + put_page(page); return ret; } @@ -1000,7 +1000,7 @@ int free_swap_and_cache(swp_entry_t entry) page = find_get_page(swap_address_space(entry), entry.val); if (page && !trylock_page(page)) { - page_cache_release(page); + put_page(page); page = NULL; } } @@ -1017,7 +1017,7 @@ int free_swap_and_cache(swp_entry_t entry) SetPageDirty(page); } unlock_page(page); - page_cache_release(page); + put_page(page); } return p != NULL; } @@ -1518,7 +1518,7 @@ int try_to_unuse(unsigned int type, bool frontswap, } if (retval) { unlock_page(page); - page_cache_release(page); + put_page(page); break; } @@ -1570,7 +1570,7 @@ int try_to_unuse(unsigned int type, bool frontswap, */ SetPageDirty(page); unlock_page(page); - page_cache_release(page); + put_page(page); /* * Make sure that we aren't completely killing @@ -2574,7 +2574,7 @@ SYSCALL_DEFINE2(swapon, const char __user *, specialfile, int, swap_flags) out: if (page && !IS_ERR(page)) { kunmap(page); - page_cache_release(page); + put_page(page); } if (name) putname(name); diff --git a/mm/truncate.c b/mm/truncate.c index 7598b552ae0310c6490121422fcc58aae7ff010f..b00272810871e1e62cc9eca33a06b15b3576a8c7 100644 --- a/mm/truncate.c +++ b/mm/truncate.c @@ -118,7 +118,7 @@ truncate_complete_page(struct address_space *mapping, struct page *page) return -EIO; if (page_has_private(page)) - do_invalidatepage(page, 0, PAGE_CACHE_SIZE); + do_invalidatepage(page, 0, PAGE_SIZE); /* * Some filesystems seem to re-dirty the page even after @@ -159,8 +159,8 @@ int truncate_inode_page(struct address_space *mapping, struct page *page) { if (page_mapped(page)) { unmap_mapping_range(mapping, - (loff_t)page->index << PAGE_CACHE_SHIFT, - PAGE_CACHE_SIZE, 0); + (loff_t)page->index << PAGE_SHIFT, + PAGE_SIZE, 0); } return truncate_complete_page(mapping, page); } @@ -241,8 +241,8 @@ void truncate_inode_pages_range(struct address_space *mapping, return; /* Offsets within partial pages */ - partial_start = lstart & (PAGE_CACHE_SIZE - 1); - partial_end = (lend + 1) & (PAGE_CACHE_SIZE - 1); + partial_start = lstart & (PAGE_SIZE - 1); + partial_end = (lend + 1) & (PAGE_SIZE - 1); /* * 'start' and 'end' always covers the range of pages to be fully @@ -250,7 +250,7 @@ void truncate_inode_pages_range(struct address_space *mapping, * start of the range and 'partial_end' at the end of the range. * Note that 'end' is exclusive while 'lend' is inclusive. */ - start = (lstart + PAGE_CACHE_SIZE - 1) >> PAGE_CACHE_SHIFT; + start = (lstart + PAGE_SIZE - 1) >> PAGE_SHIFT; if (lend == -1) /* * lend == -1 indicates end-of-file so we have to set 'end' @@ -259,7 +259,7 @@ void truncate_inode_pages_range(struct address_space *mapping, */ end = -1; else - end = (lend + 1) >> PAGE_CACHE_SHIFT; + end = (lend + 1) >> PAGE_SHIFT; pagevec_init(&pvec, 0); index = start; @@ -298,7 +298,7 @@ void truncate_inode_pages_range(struct address_space *mapping, if (partial_start) { struct page *page = find_lock_page(mapping, start - 1); if (page) { - unsigned int top = PAGE_CACHE_SIZE; + unsigned int top = PAGE_SIZE; if (start > end) { /* Truncation within a single page */ top = partial_end; @@ -311,7 +311,7 @@ void truncate_inode_pages_range(struct address_space *mapping, do_invalidatepage(page, partial_start, top - partial_start); unlock_page(page); - page_cache_release(page); + put_page(page); } } if (partial_end) { @@ -324,7 +324,7 @@ void truncate_inode_pages_range(struct address_space *mapping, do_invalidatepage(page, 0, partial_end); unlock_page(page); - page_cache_release(page); + put_page(page); } } /* @@ -538,7 +538,7 @@ invalidate_complete_page2(struct address_space *mapping, struct page *page) if (mapping->a_ops->freepage) mapping->a_ops->freepage(page); - page_cache_release(page); /* pagecache ref */ + put_page(page); /* pagecache ref */ return 1; failed: spin_unlock_irqrestore(&mapping->tree_lock, flags); @@ -608,18 +608,18 @@ int invalidate_inode_pages2_range(struct address_space *mapping, * Zap the rest of the file in one hit. */ unmap_mapping_range(mapping, - (loff_t)index << PAGE_CACHE_SHIFT, + (loff_t)index << PAGE_SHIFT, (loff_t)(1 + end - index) - << PAGE_CACHE_SHIFT, - 0); + << PAGE_SHIFT, + 0); did_range_unmap = 1; } else { /* * Just zap this page */ unmap_mapping_range(mapping, - (loff_t)index << PAGE_CACHE_SHIFT, - PAGE_CACHE_SIZE, 0); + (loff_t)index << PAGE_SHIFT, + PAGE_SIZE, 0); } } BUG_ON(page_mapped(page)); @@ -744,14 +744,14 @@ void pagecache_isize_extended(struct inode *inode, loff_t from, loff_t to) WARN_ON(to > inode->i_size); - if (from >= to || bsize == PAGE_CACHE_SIZE) + if (from >= to || bsize == PAGE_SIZE) return; /* Page straddling @from will not have any hole block created? */ rounded_from = round_up(from, bsize); - if (to <= rounded_from || !(rounded_from & (PAGE_CACHE_SIZE - 1))) + if (to <= rounded_from || !(rounded_from & (PAGE_SIZE - 1))) return; - index = from >> PAGE_CACHE_SHIFT; + index = from >> PAGE_SHIFT; page = find_lock_page(inode->i_mapping, index); /* Page not cached? Nothing to do */ if (!page) @@ -763,7 +763,7 @@ void pagecache_isize_extended(struct inode *inode, loff_t from, loff_t to) if (page_mkclean(page)) set_page_dirty(page); unlock_page(page); - page_cache_release(page); + put_page(page); } EXPORT_SYMBOL(pagecache_isize_extended); diff --git a/mm/userfaultfd.c b/mm/userfaultfd.c index 9f3a0290b2739665c22ab58087d1737aea91ca59..af817e5060fbfbda2be8ba35024c1ad460055b20 100644 --- a/mm/userfaultfd.c +++ b/mm/userfaultfd.c @@ -93,7 +93,7 @@ static int mcopy_atomic_pte(struct mm_struct *dst_mm, pte_unmap_unlock(dst_pte, ptl); mem_cgroup_cancel_charge(page, memcg, false); out_release: - page_cache_release(page); + put_page(page); goto out; } @@ -287,7 +287,7 @@ static __always_inline ssize_t __mcopy_atomic(struct mm_struct *dst_mm, up_read(&dst_mm->mmap_sem); out: if (page) - page_cache_release(page); + put_page(page); BUG_ON(copied < 0); BUG_ON(err > 0); BUG_ON(!copied && !err); diff --git a/mm/zswap.c b/mm/zswap.c index bf14508afd64573d8310a5a3e12b99b629fc8c02..91dad80d068b75de629105ec0e688ce16335e16f 100644 --- a/mm/zswap.c +++ b/mm/zswap.c @@ -869,7 +869,7 @@ static int zswap_writeback_entry(struct zpool *pool, unsigned long handle) case ZSWAP_SWAPCACHE_EXIST: /* page is already in the swap cache, ignore for now */ - page_cache_release(page); + put_page(page); ret = -EEXIST; goto fail; @@ -897,7 +897,7 @@ static int zswap_writeback_entry(struct zpool *pool, unsigned long handle) /* start writeback */ __swap_writepage(page, &wbc, end_swap_bio_write); - page_cache_release(page); + put_page(page); zswap_written_back_pages++; spin_lock(&tree->lock); diff --git a/net/bridge/br_stp.c b/net/bridge/br_stp.c index e23449094188c084b061136a776597b6607e242a..9cb7044d0801605c629cadb5bb775b8c3725bcbc 100644 --- a/net/bridge/br_stp.c +++ b/net/bridge/br_stp.c @@ -582,7 +582,7 @@ int br_set_ageing_time(struct net_bridge *br, u32 ageing_time) int err; err = switchdev_port_attr_set(br->dev, &attr); - if (err) + if (err && err != -EOPNOTSUPP) return err; br->ageing_time = t; diff --git a/net/bridge/netfilter/ebtables.c b/net/bridge/netfilter/ebtables.c index 67b2e27999aa21fbcd45a42f73963dde7d974544..8570bc7744c25cc92e2301f8686cd21a1f26baab 100644 --- a/net/bridge/netfilter/ebtables.c +++ b/net/bridge/netfilter/ebtables.c @@ -1521,6 +1521,8 @@ static int do_ebt_get_ctl(struct sock *sk, int cmd, void __user *user, int *len) if (copy_from_user(&tmp, user, sizeof(tmp))) return -EFAULT; + tmp.name[sizeof(tmp.name) - 1] = '\0'; + t = find_table_lock(net, tmp.name, &ret, &ebt_mutex); if (!t) return ret; @@ -2332,6 +2334,8 @@ static int compat_do_ebt_get_ctl(struct sock *sk, int cmd, if (copy_from_user(&tmp, user, sizeof(tmp))) return -EFAULT; + tmp.name[sizeof(tmp.name) - 1] = '\0'; + t = find_table_lock(net, tmp.name, &ret, &ebt_mutex); if (!t) return ret; diff --git a/net/bridge/netfilter/nft_reject_bridge.c b/net/bridge/netfilter/nft_reject_bridge.c index adc8d7221dbbc135fa3506a713c70c1130c51ad6..77f7e7a9ebe1f7377198e26f8b3c499d1506b179 100644 --- a/net/bridge/netfilter/nft_reject_bridge.c +++ b/net/bridge/netfilter/nft_reject_bridge.c @@ -40,7 +40,8 @@ static void nft_reject_br_push_etherhdr(struct sk_buff *oldskb, /* We cannot use oldskb->dev, it can be either bridge device (NF_BRIDGE INPUT) * or the bridge port (NF_BRIDGE PREROUTING). */ -static void nft_reject_br_send_v4_tcp_reset(struct sk_buff *oldskb, +static void nft_reject_br_send_v4_tcp_reset(struct net *net, + struct sk_buff *oldskb, const struct net_device *dev, int hook) { @@ -48,7 +49,6 @@ static void nft_reject_br_send_v4_tcp_reset(struct sk_buff *oldskb, struct iphdr *niph; const struct tcphdr *oth; struct tcphdr _oth; - struct net *net = sock_net(oldskb->sk); if (!nft_bridge_iphdr_validate(oldskb)) return; @@ -75,7 +75,8 @@ static void nft_reject_br_send_v4_tcp_reset(struct sk_buff *oldskb, br_deliver(br_port_get_rcu(dev), nskb); } -static void nft_reject_br_send_v4_unreach(struct sk_buff *oldskb, +static void nft_reject_br_send_v4_unreach(struct net *net, + struct sk_buff *oldskb, const struct net_device *dev, int hook, u8 code) { @@ -86,7 +87,6 @@ static void nft_reject_br_send_v4_unreach(struct sk_buff *oldskb, void *payload; __wsum csum; u8 proto; - struct net *net = sock_net(oldskb->sk); if (oldskb->csum_bad || !nft_bridge_iphdr_validate(oldskb)) return; @@ -273,17 +273,17 @@ static void nft_reject_bridge_eval(const struct nft_expr *expr, case htons(ETH_P_IP): switch (priv->type) { case NFT_REJECT_ICMP_UNREACH: - nft_reject_br_send_v4_unreach(pkt->skb, pkt->in, - pkt->hook, + nft_reject_br_send_v4_unreach(pkt->net, pkt->skb, + pkt->in, pkt->hook, priv->icmp_code); break; case NFT_REJECT_TCP_RST: - nft_reject_br_send_v4_tcp_reset(pkt->skb, pkt->in, - pkt->hook); + nft_reject_br_send_v4_tcp_reset(pkt->net, pkt->skb, + pkt->in, pkt->hook); break; case NFT_REJECT_ICMPX_UNREACH: - nft_reject_br_send_v4_unreach(pkt->skb, pkt->in, - pkt->hook, + nft_reject_br_send_v4_unreach(pkt->net, pkt->skb, + pkt->in, pkt->hook, nft_reject_icmp_code(priv->icmp_code)); break; } diff --git a/net/ceph/messenger.c b/net/ceph/messenger.c index 1831f63536225bbe120dbc5215b26d2d6518f3fb..a5502898ea33b0e4d74cfa8f12947c1d9466013c 100644 --- a/net/ceph/messenger.c +++ b/net/ceph/messenger.c @@ -269,7 +269,7 @@ static void _ceph_msgr_exit(void) } BUG_ON(zero_page == NULL); - page_cache_release(zero_page); + put_page(zero_page); zero_page = NULL; ceph_msgr_slab_exit(); @@ -282,7 +282,7 @@ int ceph_msgr_init(void) BUG_ON(zero_page != NULL); zero_page = ZERO_PAGE(0); - page_cache_get(zero_page); + get_page(zero_page); /* * The number of active work items is limited by the number of @@ -1602,7 +1602,7 @@ static int write_partial_skip(struct ceph_connection *con) dout("%s %p %d left\n", __func__, con, con->out_skip); while (con->out_skip > 0) { - size_t size = min(con->out_skip, (int) PAGE_CACHE_SIZE); + size_t size = min(con->out_skip, (int) PAGE_SIZE); ret = ceph_tcp_sendpage(con->sock, zero_page, 0, size, true); if (ret <= 0) diff --git a/net/ceph/pagelist.c b/net/ceph/pagelist.c index c7c220a736e50bc7ec78c48eb4c6e5a80cf1b500..6864007e64fc3236f6d118f8a4a1869255bbba92 100644 --- a/net/ceph/pagelist.c +++ b/net/ceph/pagelist.c @@ -56,7 +56,7 @@ int ceph_pagelist_append(struct ceph_pagelist *pl, const void *buf, size_t len) size_t bit = pl->room; int ret; - memcpy(pl->mapped_tail + (pl->length & ~PAGE_CACHE_MASK), + memcpy(pl->mapped_tail + (pl->length & ~PAGE_MASK), buf, bit); pl->length += bit; pl->room -= bit; @@ -67,7 +67,7 @@ int ceph_pagelist_append(struct ceph_pagelist *pl, const void *buf, size_t len) return ret; } - memcpy(pl->mapped_tail + (pl->length & ~PAGE_CACHE_MASK), buf, len); + memcpy(pl->mapped_tail + (pl->length & ~PAGE_MASK), buf, len); pl->length += len; pl->room -= len; return 0; diff --git a/net/ceph/pagevec.c b/net/ceph/pagevec.c index 10297f7a89babc58541d0ee11b016e2531fa3a1e..00d2601407c5dfd5b8e8a94bf5de2160ae29cc38 100644 --- a/net/ceph/pagevec.c +++ b/net/ceph/pagevec.c @@ -95,19 +95,19 @@ int ceph_copy_user_to_page_vector(struct page **pages, loff_t off, size_t len) { int i = 0; - int po = off & ~PAGE_CACHE_MASK; + int po = off & ~PAGE_MASK; int left = len; int l, bad; while (left > 0) { - l = min_t(int, PAGE_CACHE_SIZE-po, left); + l = min_t(int, PAGE_SIZE-po, left); bad = copy_from_user(page_address(pages[i]) + po, data, l); if (bad == l) return -EFAULT; data += l - bad; left -= l - bad; po += l - bad; - if (po == PAGE_CACHE_SIZE) { + if (po == PAGE_SIZE) { po = 0; i++; } @@ -121,17 +121,17 @@ void ceph_copy_to_page_vector(struct page **pages, loff_t off, size_t len) { int i = 0; - size_t po = off & ~PAGE_CACHE_MASK; + size_t po = off & ~PAGE_MASK; size_t left = len; while (left > 0) { - size_t l = min_t(size_t, PAGE_CACHE_SIZE-po, left); + size_t l = min_t(size_t, PAGE_SIZE-po, left); memcpy(page_address(pages[i]) + po, data, l); data += l; left -= l; po += l; - if (po == PAGE_CACHE_SIZE) { + if (po == PAGE_SIZE) { po = 0; i++; } @@ -144,17 +144,17 @@ void ceph_copy_from_page_vector(struct page **pages, loff_t off, size_t len) { int i = 0; - size_t po = off & ~PAGE_CACHE_MASK; + size_t po = off & ~PAGE_MASK; size_t left = len; while (left > 0) { - size_t l = min_t(size_t, PAGE_CACHE_SIZE-po, left); + size_t l = min_t(size_t, PAGE_SIZE-po, left); memcpy(data, page_address(pages[i]) + po, l); data += l; left -= l; po += l; - if (po == PAGE_CACHE_SIZE) { + if (po == PAGE_SIZE) { po = 0; i++; } @@ -168,25 +168,25 @@ EXPORT_SYMBOL(ceph_copy_from_page_vector); */ void ceph_zero_page_vector_range(int off, int len, struct page **pages) { - int i = off >> PAGE_CACHE_SHIFT; + int i = off >> PAGE_SHIFT; - off &= ~PAGE_CACHE_MASK; + off &= ~PAGE_MASK; dout("zero_page_vector_page %u~%u\n", off, len); /* leading partial page? */ if (off) { - int end = min((int)PAGE_CACHE_SIZE, off + len); + int end = min((int)PAGE_SIZE, off + len); dout("zeroing %d %p head from %d\n", i, pages[i], (int)off); zero_user_segment(pages[i], off, end); len -= (end - off); i++; } - while (len >= PAGE_CACHE_SIZE) { + while (len >= PAGE_SIZE) { dout("zeroing %d %p len=%d\n", i, pages[i], len); - zero_user_segment(pages[i], 0, PAGE_CACHE_SIZE); - len -= PAGE_CACHE_SIZE; + zero_user_segment(pages[i], 0, PAGE_SIZE); + len -= PAGE_SIZE; i++; } /* trailing partial page? */ diff --git a/net/core/dev.c b/net/core/dev.c index b9bcbe77d913b15dcbe7cdc9ee6cb7f74ee55aee..77a71cd68535fc02ae939168934fa4fb4f419644 100644 --- a/net/core/dev.c +++ b/net/core/dev.c @@ -4439,6 +4439,7 @@ static enum gro_result dev_gro_receive(struct napi_struct *napi, struct sk_buff NAPI_GRO_CB(skb)->flush = 0; NAPI_GRO_CB(skb)->free = 0; NAPI_GRO_CB(skb)->encap_mark = 0; + NAPI_GRO_CB(skb)->is_fou = 0; NAPI_GRO_CB(skb)->gro_remcsum_start = 0; /* Setup for GRO checksum validation */ diff --git a/net/core/filter.c b/net/core/filter.c index b7177d01ecb097ce69cede880e929a664f42774c..ca7f832b29802dadb8d5b21e089261cad25eef07 100644 --- a/net/core/filter.c +++ b/net/core/filter.c @@ -1149,7 +1149,8 @@ void bpf_prog_destroy(struct bpf_prog *fp) } EXPORT_SYMBOL_GPL(bpf_prog_destroy); -static int __sk_attach_prog(struct bpf_prog *prog, struct sock *sk) +static int __sk_attach_prog(struct bpf_prog *prog, struct sock *sk, + bool locked) { struct sk_filter *fp, *old_fp; @@ -1165,10 +1166,8 @@ static int __sk_attach_prog(struct bpf_prog *prog, struct sock *sk) return -ENOMEM; } - old_fp = rcu_dereference_protected(sk->sk_filter, - sock_owned_by_user(sk)); + old_fp = rcu_dereference_protected(sk->sk_filter, locked); rcu_assign_pointer(sk->sk_filter, fp); - if (old_fp) sk_filter_uncharge(sk, old_fp); @@ -1247,7 +1246,8 @@ struct bpf_prog *__get_filter(struct sock_fprog *fprog, struct sock *sk) * occurs or there is insufficient memory for the filter a negative * errno code is returned. On success the return is zero. */ -int sk_attach_filter(struct sock_fprog *fprog, struct sock *sk) +int __sk_attach_filter(struct sock_fprog *fprog, struct sock *sk, + bool locked) { struct bpf_prog *prog = __get_filter(fprog, sk); int err; @@ -1255,7 +1255,7 @@ int sk_attach_filter(struct sock_fprog *fprog, struct sock *sk) if (IS_ERR(prog)) return PTR_ERR(prog); - err = __sk_attach_prog(prog, sk); + err = __sk_attach_prog(prog, sk, locked); if (err < 0) { __bpf_prog_release(prog); return err; @@ -1263,7 +1263,12 @@ int sk_attach_filter(struct sock_fprog *fprog, struct sock *sk) return 0; } -EXPORT_SYMBOL_GPL(sk_attach_filter); +EXPORT_SYMBOL_GPL(__sk_attach_filter); + +int sk_attach_filter(struct sock_fprog *fprog, struct sock *sk) +{ + return __sk_attach_filter(fprog, sk, sock_owned_by_user(sk)); +} int sk_reuseport_attach_filter(struct sock_fprog *fprog, struct sock *sk) { @@ -1309,7 +1314,7 @@ int sk_attach_bpf(u32 ufd, struct sock *sk) if (IS_ERR(prog)) return PTR_ERR(prog); - err = __sk_attach_prog(prog, sk); + err = __sk_attach_prog(prog, sk, sock_owned_by_user(sk)); if (err < 0) { bpf_prog_put(prog); return err; @@ -1764,6 +1769,7 @@ static u64 bpf_skb_get_tunnel_key(u64 r1, u64 r2, u64 size, u64 flags, u64 r5) if (unlikely(size != sizeof(struct bpf_tunnel_key))) { switch (size) { case offsetof(struct bpf_tunnel_key, tunnel_label): + case offsetof(struct bpf_tunnel_key, tunnel_ext): goto set_compat; case offsetof(struct bpf_tunnel_key, remote_ipv6[1]): /* Fixup deprecated structure layouts here, so we have @@ -1849,6 +1855,7 @@ static u64 bpf_skb_set_tunnel_key(u64 r1, u64 r2, u64 size, u64 flags, u64 r5) if (unlikely(size != sizeof(struct bpf_tunnel_key))) { switch (size) { case offsetof(struct bpf_tunnel_key, tunnel_label): + case offsetof(struct bpf_tunnel_key, tunnel_ext): case offsetof(struct bpf_tunnel_key, remote_ipv6[1]): /* Fixup deprecated structure layouts here, so we have * a common path later on. @@ -1861,7 +1868,8 @@ static u64 bpf_skb_set_tunnel_key(u64 r1, u64 r2, u64 size, u64 flags, u64 r5) return -EINVAL; } } - if (unlikely(!(flags & BPF_F_TUNINFO_IPV6) && from->tunnel_label)) + if (unlikely((!(flags & BPF_F_TUNINFO_IPV6) && from->tunnel_label) || + from->tunnel_ext)) return -EINVAL; skb_dst_drop(skb); @@ -2247,7 +2255,7 @@ static int __init register_sk_filter_ops(void) } late_initcall(register_sk_filter_ops); -int sk_detach_filter(struct sock *sk) +int __sk_detach_filter(struct sock *sk, bool locked) { int ret = -ENOENT; struct sk_filter *filter; @@ -2255,8 +2263,7 @@ int sk_detach_filter(struct sock *sk) if (sock_flag(sk, SOCK_FILTER_LOCKED)) return -EPERM; - filter = rcu_dereference_protected(sk->sk_filter, - sock_owned_by_user(sk)); + filter = rcu_dereference_protected(sk->sk_filter, locked); if (filter) { RCU_INIT_POINTER(sk->sk_filter, NULL); sk_filter_uncharge(sk, filter); @@ -2265,7 +2272,12 @@ int sk_detach_filter(struct sock *sk) return ret; } -EXPORT_SYMBOL_GPL(sk_detach_filter); +EXPORT_SYMBOL_GPL(__sk_detach_filter); + +int sk_detach_filter(struct sock *sk) +{ + return __sk_detach_filter(sk, sock_owned_by_user(sk)); +} int sk_get_filter(struct sock *sk, struct sock_filter __user *ubuf, unsigned int len) diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c index f2066772d0f397c545737ff0a353f7f4f81ad5fc..a75f7e94b4456eed264a8d52c460f0b6bbf72569 100644 --- a/net/core/rtnetlink.c +++ b/net/core/rtnetlink.c @@ -909,6 +909,7 @@ static noinline size_t if_nlmsg_size(const struct net_device *dev, + rtnl_link_get_af_size(dev, ext_filter_mask) /* IFLA_AF_SPEC */ + nla_total_size(MAX_PHYS_ITEM_ID_LEN) /* IFLA_PHYS_PORT_ID */ + nla_total_size(MAX_PHYS_ITEM_ID_LEN) /* IFLA_PHYS_SWITCH_ID */ + + nla_total_size(IFNAMSIZ) /* IFLA_PHYS_PORT_NAME */ + nla_total_size(1); /* IFLA_PROTO_DOWN */ } diff --git a/net/core/sock.c b/net/core/sock.c index b67b9aedb230f9480d7ae91d8a8a79f5693187a5..7e73c26b6bb468c071339ba60127ce20d59073ee 100644 --- a/net/core/sock.c +++ b/net/core/sock.c @@ -221,7 +221,8 @@ static const char *const af_family_key_strings[AF_MAX+1] = { "sk_lock-AF_TIPC" , "sk_lock-AF_BLUETOOTH", "sk_lock-IUCV" , "sk_lock-AF_RXRPC" , "sk_lock-AF_ISDN" , "sk_lock-AF_PHONET" , "sk_lock-AF_IEEE802154", "sk_lock-AF_CAIF" , "sk_lock-AF_ALG" , - "sk_lock-AF_NFC" , "sk_lock-AF_VSOCK" , "sk_lock-AF_MAX" + "sk_lock-AF_NFC" , "sk_lock-AF_VSOCK" , "sk_lock-AF_KCM" , + "sk_lock-AF_MAX" }; static const char *const af_family_slock_key_strings[AF_MAX+1] = { "slock-AF_UNSPEC", "slock-AF_UNIX" , "slock-AF_INET" , @@ -237,7 +238,8 @@ static const char *const af_family_slock_key_strings[AF_MAX+1] = { "slock-AF_TIPC" , "slock-AF_BLUETOOTH", "slock-AF_IUCV" , "slock-AF_RXRPC" , "slock-AF_ISDN" , "slock-AF_PHONET" , "slock-AF_IEEE802154", "slock-AF_CAIF" , "slock-AF_ALG" , - "slock-AF_NFC" , "slock-AF_VSOCK" ,"slock-AF_MAX" + "slock-AF_NFC" , "slock-AF_VSOCK" ,"slock-AF_KCM" , + "slock-AF_MAX" }; static const char *const af_family_clock_key_strings[AF_MAX+1] = { "clock-AF_UNSPEC", "clock-AF_UNIX" , "clock-AF_INET" , @@ -253,7 +255,8 @@ static const char *const af_family_clock_key_strings[AF_MAX+1] = { "clock-AF_TIPC" , "clock-AF_BLUETOOTH", "clock-AF_IUCV" , "clock-AF_RXRPC" , "clock-AF_ISDN" , "clock-AF_PHONET" , "clock-AF_IEEE802154", "clock-AF_CAIF" , "clock-AF_ALG" , - "clock-AF_NFC" , "clock-AF_VSOCK" , "clock-AF_MAX" + "clock-AF_NFC" , "clock-AF_VSOCK" , "clock-AF_KCM" , + "clock-AF_MAX" }; /* diff --git a/net/ipv4/fou.c b/net/ipv4/fou.c index a0586b4a197d9eba50e742cede9f826e432ae5c2..a39068b4a4d99383096c3c970c4c15f1ee464617 100644 --- a/net/ipv4/fou.c +++ b/net/ipv4/fou.c @@ -195,6 +195,17 @@ static struct sk_buff **fou_gro_receive(struct sk_buff **head, u8 proto = NAPI_GRO_CB(skb)->proto; const struct net_offload **offloads; + /* We can clear the encap_mark for FOU as we are essentially doing + * one of two possible things. We are either adding an L4 tunnel + * header to the outer L3 tunnel header, or we are are simply + * treating the GRE tunnel header as though it is a UDP protocol + * specific header such as VXLAN or GENEVE. + */ + NAPI_GRO_CB(skb)->encap_mark = 0; + + /* Flag this frame as already having an outer encap header */ + NAPI_GRO_CB(skb)->is_fou = 1; + rcu_read_lock(); offloads = NAPI_GRO_CB(skb)->is_ipv6 ? inet6_offloads : inet_offloads; ops = rcu_dereference(offloads[proto]); @@ -352,6 +363,17 @@ static struct sk_buff **gue_gro_receive(struct sk_buff **head, } } + /* We can clear the encap_mark for GUE as we are essentially doing + * one of two possible things. We are either adding an L4 tunnel + * header to the outer L3 tunnel header, or we are are simply + * treating the GRE tunnel header as though it is a UDP protocol + * specific header such as VXLAN or GENEVE. + */ + NAPI_GRO_CB(skb)->encap_mark = 0; + + /* Flag this frame as already having an outer encap header */ + NAPI_GRO_CB(skb)->is_fou = 1; + rcu_read_lock(); offloads = NAPI_GRO_CB(skb)->is_ipv6 ? inet6_offloads : inet_offloads; ops = rcu_dereference(offloads[guehdr->proto_ctype]); diff --git a/net/ipv4/gre_offload.c b/net/ipv4/gre_offload.c index c47539d04b88a78457e1f6badc5770cc931b469c..6a5bd43178666eed954c4ee6f22837059fad470d 100644 --- a/net/ipv4/gre_offload.c +++ b/net/ipv4/gre_offload.c @@ -150,6 +150,14 @@ static struct sk_buff **gre_gro_receive(struct sk_buff **head, if ((greh->flags & ~(GRE_KEY|GRE_CSUM)) != 0) goto out; + /* We can only support GRE_CSUM if we can track the location of + * the GRE header. In the case of FOU/GUE we cannot because the + * outer UDP header displaces the GRE header leaving us in a state + * of limbo. + */ + if ((greh->flags & GRE_CSUM) && NAPI_GRO_CB(skb)->is_fou) + goto out; + type = greh->protocol; rcu_read_lock(); diff --git a/net/ipv4/ip_gre.c b/net/ipv4/ip_gre.c index 31936d387cfd58b75218d340f683880e486c7351..af5d1f38217f4e4dcb977b6410d0d9a6a6c1e87c 100644 --- a/net/ipv4/ip_gre.c +++ b/net/ipv4/ip_gre.c @@ -862,9 +862,16 @@ static void __gre_tunnel_init(struct net_device *dev) dev->hw_features |= GRE_FEATURES; if (!(tunnel->parms.o_flags & TUNNEL_SEQ)) { - /* TCP offload with GRE SEQ is not supported. */ - dev->features |= NETIF_F_GSO_SOFTWARE; - dev->hw_features |= NETIF_F_GSO_SOFTWARE; + /* TCP offload with GRE SEQ is not supported, nor + * can we support 2 levels of outer headers requiring + * an update. + */ + if (!(tunnel->parms.o_flags & TUNNEL_CSUM) || + (tunnel->encap.type == TUNNEL_ENCAP_NONE)) { + dev->features |= NETIF_F_GSO_SOFTWARE; + dev->hw_features |= NETIF_F_GSO_SOFTWARE; + } + /* Can use a lockless transmit, unless we generate * output sequences */ diff --git a/net/ipv4/ip_tunnel_core.c b/net/ipv4/ip_tunnel_core.c index 02dd990af542bcfe78cd21a80507ba8be1d30335..6165f30c4d722bb5dee152b01e19ab4a0938faf2 100644 --- a/net/ipv4/ip_tunnel_core.c +++ b/net/ipv4/ip_tunnel_core.c @@ -372,8 +372,8 @@ static int ip6_tun_fill_encap_info(struct sk_buff *skb, if (nla_put_be64(skb, LWTUNNEL_IP6_ID, tun_info->key.tun_id) || nla_put_in6_addr(skb, LWTUNNEL_IP6_DST, &tun_info->key.u.ipv6.dst) || nla_put_in6_addr(skb, LWTUNNEL_IP6_SRC, &tun_info->key.u.ipv6.src) || - nla_put_u8(skb, LWTUNNEL_IP6_HOPLIMIT, tun_info->key.tos) || - nla_put_u8(skb, LWTUNNEL_IP6_TC, tun_info->key.ttl) || + nla_put_u8(skb, LWTUNNEL_IP6_TC, tun_info->key.tos) || + nla_put_u8(skb, LWTUNNEL_IP6_HOPLIMIT, tun_info->key.ttl) || nla_put_be16(skb, LWTUNNEL_IP6_FLAGS, tun_info->key.tun_flags)) return -ENOMEM; diff --git a/net/ipv4/netfilter/arp_tables.c b/net/ipv4/netfilter/arp_tables.c index bf081927e06bed507d2ee798eb5bdd21d4d8d761..4133b0f513afe5a40e523511f24b4652c68b1b57 100644 --- a/net/ipv4/netfilter/arp_tables.c +++ b/net/ipv4/netfilter/arp_tables.c @@ -359,11 +359,12 @@ unsigned int arpt_do_table(struct sk_buff *skb, } /* All zeroes == unconditional rule. */ -static inline bool unconditional(const struct arpt_arp *arp) +static inline bool unconditional(const struct arpt_entry *e) { static const struct arpt_arp uncond; - return memcmp(arp, &uncond, sizeof(uncond)) == 0; + return e->target_offset == sizeof(struct arpt_entry) && + memcmp(&e->arp, &uncond, sizeof(uncond)) == 0; } /* Figures out from what hook each rule can be called: returns 0 if @@ -402,11 +403,10 @@ static int mark_source_chains(const struct xt_table_info *newinfo, |= ((1 << hook) | (1 << NF_ARP_NUMHOOKS)); /* Unconditional return/END. */ - if ((e->target_offset == sizeof(struct arpt_entry) && + if ((unconditional(e) && (strcmp(t->target.u.user.name, XT_STANDARD_TARGET) == 0) && - t->verdict < 0 && unconditional(&e->arp)) || - visited) { + t->verdict < 0) || visited) { unsigned int oldpos, size; if ((strcmp(t->target.u.user.name, @@ -474,14 +474,12 @@ static int mark_source_chains(const struct xt_table_info *newinfo, return 1; } -static inline int check_entry(const struct arpt_entry *e, const char *name) +static inline int check_entry(const struct arpt_entry *e) { const struct xt_entry_target *t; - if (!arp_checkentry(&e->arp)) { - duprintf("arp_tables: arp check failed %p %s.\n", e, name); + if (!arp_checkentry(&e->arp)) return -EINVAL; - } if (e->target_offset + sizeof(struct xt_entry_target) > e->next_offset) return -EINVAL; @@ -522,10 +520,6 @@ find_check_entry(struct arpt_entry *e, const char *name, unsigned int size) struct xt_target *target; int ret; - ret = check_entry(e, name); - if (ret) - return ret; - e->counters.pcnt = xt_percpu_counter_alloc(); if (IS_ERR_VALUE(e->counters.pcnt)) return -ENOMEM; @@ -557,7 +551,7 @@ static bool check_underflow(const struct arpt_entry *e) const struct xt_entry_target *t; unsigned int verdict; - if (!unconditional(&e->arp)) + if (!unconditional(e)) return false; t = arpt_get_target_c(e); if (strcmp(t->u.user.name, XT_STANDARD_TARGET) != 0) @@ -576,9 +570,11 @@ static inline int check_entry_size_and_hooks(struct arpt_entry *e, unsigned int valid_hooks) { unsigned int h; + int err; if ((unsigned long)e % __alignof__(struct arpt_entry) != 0 || - (unsigned char *)e + sizeof(struct arpt_entry) >= limit) { + (unsigned char *)e + sizeof(struct arpt_entry) >= limit || + (unsigned char *)e + e->next_offset > limit) { duprintf("Bad offset %p\n", e); return -EINVAL; } @@ -590,6 +586,10 @@ static inline int check_entry_size_and_hooks(struct arpt_entry *e, return -EINVAL; } + err = check_entry(e); + if (err) + return err; + /* Check hooks & underflows */ for (h = 0; h < NF_ARP_NUMHOOKS; h++) { if (!(valid_hooks & (1 << h))) @@ -598,9 +598,9 @@ static inline int check_entry_size_and_hooks(struct arpt_entry *e, newinfo->hook_entry[h] = hook_entries[h]; if ((unsigned char *)e - base == underflows[h]) { if (!check_underflow(e)) { - pr_err("Underflows must be unconditional and " - "use the STANDARD target with " - "ACCEPT/DROP\n"); + pr_debug("Underflows must be unconditional and " + "use the STANDARD target with " + "ACCEPT/DROP\n"); return -EINVAL; } newinfo->underflow[h] = underflows[h]; @@ -969,6 +969,7 @@ static int get_entries(struct net *net, struct arpt_get_entries __user *uptr, sizeof(struct arpt_get_entries) + get.size); return -EINVAL; } + get.name[sizeof(get.name) - 1] = '\0'; t = xt_find_table_lock(net, NFPROTO_ARP, get.name); if (!IS_ERR_OR_NULL(t)) { @@ -1233,7 +1234,8 @@ check_compat_entry_size_and_hooks(struct compat_arpt_entry *e, duprintf("check_compat_entry_size_and_hooks %p\n", e); if ((unsigned long)e % __alignof__(struct compat_arpt_entry) != 0 || - (unsigned char *)e + sizeof(struct compat_arpt_entry) >= limit) { + (unsigned char *)e + sizeof(struct compat_arpt_entry) >= limit || + (unsigned char *)e + e->next_offset > limit) { duprintf("Bad offset %p, limit = %p\n", e, limit); return -EINVAL; } @@ -1246,7 +1248,7 @@ check_compat_entry_size_and_hooks(struct compat_arpt_entry *e, } /* For purposes of check_entry casting the compat entry is fine */ - ret = check_entry((struct arpt_entry *)e, name); + ret = check_entry((struct arpt_entry *)e); if (ret) return ret; @@ -1662,6 +1664,7 @@ static int compat_get_entries(struct net *net, *len, sizeof(get) + get.size); return -EINVAL; } + get.name[sizeof(get.name) - 1] = '\0'; xt_compat_lock(NFPROTO_ARP); t = xt_find_table_lock(net, NFPROTO_ARP, get.name); diff --git a/net/ipv4/netfilter/ip_tables.c b/net/ipv4/netfilter/ip_tables.c index e53f8d6f326d835eca7a5f9ada7c52f477962679..631c100a13384203c06ec531ef901cd3aac74f90 100644 --- a/net/ipv4/netfilter/ip_tables.c +++ b/net/ipv4/netfilter/ip_tables.c @@ -168,11 +168,12 @@ get_entry(const void *base, unsigned int offset) /* All zeroes == unconditional rule. */ /* Mildly perf critical (only if packet tracing is on) */ -static inline bool unconditional(const struct ipt_ip *ip) +static inline bool unconditional(const struct ipt_entry *e) { static const struct ipt_ip uncond; - return memcmp(ip, &uncond, sizeof(uncond)) == 0; + return e->target_offset == sizeof(struct ipt_entry) && + memcmp(&e->ip, &uncond, sizeof(uncond)) == 0; #undef FWINV } @@ -229,11 +230,10 @@ get_chainname_rulenum(const struct ipt_entry *s, const struct ipt_entry *e, } else if (s == e) { (*rulenum)++; - if (s->target_offset == sizeof(struct ipt_entry) && + if (unconditional(s) && strcmp(t->target.u.kernel.target->name, XT_STANDARD_TARGET) == 0 && - t->verdict < 0 && - unconditional(&s->ip)) { + t->verdict < 0) { /* Tail of chains: STANDARD target (return/policy) */ *comment = *chainname == hookname ? comments[NF_IP_TRACE_COMMENT_POLICY] @@ -476,11 +476,10 @@ mark_source_chains(const struct xt_table_info *newinfo, e->comefrom |= ((1 << hook) | (1 << NF_INET_NUMHOOKS)); /* Unconditional return/END. */ - if ((e->target_offset == sizeof(struct ipt_entry) && + if ((unconditional(e) && (strcmp(t->target.u.user.name, XT_STANDARD_TARGET) == 0) && - t->verdict < 0 && unconditional(&e->ip)) || - visited) { + t->verdict < 0) || visited) { unsigned int oldpos, size; if ((strcmp(t->target.u.user.name, @@ -569,14 +568,12 @@ static void cleanup_match(struct xt_entry_match *m, struct net *net) } static int -check_entry(const struct ipt_entry *e, const char *name) +check_entry(const struct ipt_entry *e) { const struct xt_entry_target *t; - if (!ip_checkentry(&e->ip)) { - duprintf("ip check failed %p %s.\n", e, name); + if (!ip_checkentry(&e->ip)) return -EINVAL; - } if (e->target_offset + sizeof(struct xt_entry_target) > e->next_offset) @@ -666,10 +663,6 @@ find_check_entry(struct ipt_entry *e, struct net *net, const char *name, struct xt_mtchk_param mtpar; struct xt_entry_match *ematch; - ret = check_entry(e, name); - if (ret) - return ret; - e->counters.pcnt = xt_percpu_counter_alloc(); if (IS_ERR_VALUE(e->counters.pcnt)) return -ENOMEM; @@ -721,7 +714,7 @@ static bool check_underflow(const struct ipt_entry *e) const struct xt_entry_target *t; unsigned int verdict; - if (!unconditional(&e->ip)) + if (!unconditional(e)) return false; t = ipt_get_target_c(e); if (strcmp(t->u.user.name, XT_STANDARD_TARGET) != 0) @@ -741,9 +734,11 @@ check_entry_size_and_hooks(struct ipt_entry *e, unsigned int valid_hooks) { unsigned int h; + int err; if ((unsigned long)e % __alignof__(struct ipt_entry) != 0 || - (unsigned char *)e + sizeof(struct ipt_entry) >= limit) { + (unsigned char *)e + sizeof(struct ipt_entry) >= limit || + (unsigned char *)e + e->next_offset > limit) { duprintf("Bad offset %p\n", e); return -EINVAL; } @@ -755,6 +750,10 @@ check_entry_size_and_hooks(struct ipt_entry *e, return -EINVAL; } + err = check_entry(e); + if (err) + return err; + /* Check hooks & underflows */ for (h = 0; h < NF_INET_NUMHOOKS; h++) { if (!(valid_hooks & (1 << h))) @@ -763,9 +762,9 @@ check_entry_size_and_hooks(struct ipt_entry *e, newinfo->hook_entry[h] = hook_entries[h]; if ((unsigned char *)e - base == underflows[h]) { if (!check_underflow(e)) { - pr_err("Underflows must be unconditional and " - "use the STANDARD target with " - "ACCEPT/DROP\n"); + pr_debug("Underflows must be unconditional and " + "use the STANDARD target with " + "ACCEPT/DROP\n"); return -EINVAL; } newinfo->underflow[h] = underflows[h]; @@ -1157,6 +1156,7 @@ get_entries(struct net *net, struct ipt_get_entries __user *uptr, *len, sizeof(get) + get.size); return -EINVAL; } + get.name[sizeof(get.name) - 1] = '\0'; t = xt_find_table_lock(net, AF_INET, get.name); if (!IS_ERR_OR_NULL(t)) { @@ -1493,7 +1493,8 @@ check_compat_entry_size_and_hooks(struct compat_ipt_entry *e, duprintf("check_compat_entry_size_and_hooks %p\n", e); if ((unsigned long)e % __alignof__(struct compat_ipt_entry) != 0 || - (unsigned char *)e + sizeof(struct compat_ipt_entry) >= limit) { + (unsigned char *)e + sizeof(struct compat_ipt_entry) >= limit || + (unsigned char *)e + e->next_offset > limit) { duprintf("Bad offset %p, limit = %p\n", e, limit); return -EINVAL; } @@ -1506,7 +1507,7 @@ check_compat_entry_size_and_hooks(struct compat_ipt_entry *e, } /* For purposes of check_entry casting the compat entry is fine */ - ret = check_entry((struct ipt_entry *)e, name); + ret = check_entry((struct ipt_entry *)e); if (ret) return ret; @@ -1935,6 +1936,7 @@ compat_get_entries(struct net *net, struct compat_ipt_get_entries __user *uptr, *len, sizeof(get) + get.size); return -EINVAL; } + get.name[sizeof(get.name) - 1] = '\0'; xt_compat_lock(AF_INET); t = xt_find_table_lock(net, AF_INET, get.name); diff --git a/net/ipv4/netfilter/ipt_SYNPROXY.c b/net/ipv4/netfilter/ipt_SYNPROXY.c index 7b8fbb35287785ff4cf3168c47a2e251969e8254..db5b875094465ca4b5f79435f46080fc5f612569 100644 --- a/net/ipv4/netfilter/ipt_SYNPROXY.c +++ b/net/ipv4/netfilter/ipt_SYNPROXY.c @@ -18,10 +18,10 @@ #include static struct iphdr * -synproxy_build_ip(struct sk_buff *skb, __be32 saddr, __be32 daddr) +synproxy_build_ip(struct net *net, struct sk_buff *skb, __be32 saddr, + __be32 daddr) { struct iphdr *iph; - struct net *net = sock_net(skb->sk); skb_reset_network_header(skb); iph = (struct iphdr *)skb_put(skb, sizeof(*iph)); @@ -40,14 +40,12 @@ synproxy_build_ip(struct sk_buff *skb, __be32 saddr, __be32 daddr) } static void -synproxy_send_tcp(const struct synproxy_net *snet, +synproxy_send_tcp(struct net *net, const struct sk_buff *skb, struct sk_buff *nskb, struct nf_conntrack *nfct, enum ip_conntrack_info ctinfo, struct iphdr *niph, struct tcphdr *nth, unsigned int tcp_hdr_size) { - struct net *net = nf_ct_net(snet->tmpl); - nth->check = ~tcp_v4_check(tcp_hdr_size, niph->saddr, niph->daddr, 0); nskb->ip_summed = CHECKSUM_PARTIAL; nskb->csum_start = (unsigned char *)nth - nskb->head; @@ -72,7 +70,7 @@ synproxy_send_tcp(const struct synproxy_net *snet, } static void -synproxy_send_client_synack(const struct synproxy_net *snet, +synproxy_send_client_synack(struct net *net, const struct sk_buff *skb, const struct tcphdr *th, const struct synproxy_options *opts) { @@ -91,7 +89,7 @@ synproxy_send_client_synack(const struct synproxy_net *snet, return; skb_reserve(nskb, MAX_TCP_HEADER); - niph = synproxy_build_ip(nskb, iph->daddr, iph->saddr); + niph = synproxy_build_ip(net, nskb, iph->daddr, iph->saddr); skb_reset_transport_header(nskb); nth = (struct tcphdr *)skb_put(nskb, tcp_hdr_size); @@ -109,15 +107,16 @@ synproxy_send_client_synack(const struct synproxy_net *snet, synproxy_build_options(nth, opts); - synproxy_send_tcp(snet, skb, nskb, skb->nfct, IP_CT_ESTABLISHED_REPLY, + synproxy_send_tcp(net, skb, nskb, skb->nfct, IP_CT_ESTABLISHED_REPLY, niph, nth, tcp_hdr_size); } static void -synproxy_send_server_syn(const struct synproxy_net *snet, +synproxy_send_server_syn(struct net *net, const struct sk_buff *skb, const struct tcphdr *th, const struct synproxy_options *opts, u32 recv_seq) { + struct synproxy_net *snet = synproxy_pernet(net); struct sk_buff *nskb; struct iphdr *iph, *niph; struct tcphdr *nth; @@ -132,7 +131,7 @@ synproxy_send_server_syn(const struct synproxy_net *snet, return; skb_reserve(nskb, MAX_TCP_HEADER); - niph = synproxy_build_ip(nskb, iph->saddr, iph->daddr); + niph = synproxy_build_ip(net, nskb, iph->saddr, iph->daddr); skb_reset_transport_header(nskb); nth = (struct tcphdr *)skb_put(nskb, tcp_hdr_size); @@ -153,12 +152,12 @@ synproxy_send_server_syn(const struct synproxy_net *snet, synproxy_build_options(nth, opts); - synproxy_send_tcp(snet, skb, nskb, &snet->tmpl->ct_general, IP_CT_NEW, + synproxy_send_tcp(net, skb, nskb, &snet->tmpl->ct_general, IP_CT_NEW, niph, nth, tcp_hdr_size); } static void -synproxy_send_server_ack(const struct synproxy_net *snet, +synproxy_send_server_ack(struct net *net, const struct ip_ct_tcp *state, const struct sk_buff *skb, const struct tcphdr *th, const struct synproxy_options *opts) @@ -177,7 +176,7 @@ synproxy_send_server_ack(const struct synproxy_net *snet, return; skb_reserve(nskb, MAX_TCP_HEADER); - niph = synproxy_build_ip(nskb, iph->daddr, iph->saddr); + niph = synproxy_build_ip(net, nskb, iph->daddr, iph->saddr); skb_reset_transport_header(nskb); nth = (struct tcphdr *)skb_put(nskb, tcp_hdr_size); @@ -193,11 +192,11 @@ synproxy_send_server_ack(const struct synproxy_net *snet, synproxy_build_options(nth, opts); - synproxy_send_tcp(snet, skb, nskb, NULL, 0, niph, nth, tcp_hdr_size); + synproxy_send_tcp(net, skb, nskb, NULL, 0, niph, nth, tcp_hdr_size); } static void -synproxy_send_client_ack(const struct synproxy_net *snet, +synproxy_send_client_ack(struct net *net, const struct sk_buff *skb, const struct tcphdr *th, const struct synproxy_options *opts) { @@ -215,7 +214,7 @@ synproxy_send_client_ack(const struct synproxy_net *snet, return; skb_reserve(nskb, MAX_TCP_HEADER); - niph = synproxy_build_ip(nskb, iph->saddr, iph->daddr); + niph = synproxy_build_ip(net, nskb, iph->saddr, iph->daddr); skb_reset_transport_header(nskb); nth = (struct tcphdr *)skb_put(nskb, tcp_hdr_size); @@ -231,15 +230,16 @@ synproxy_send_client_ack(const struct synproxy_net *snet, synproxy_build_options(nth, opts); - synproxy_send_tcp(snet, skb, nskb, skb->nfct, IP_CT_ESTABLISHED_REPLY, + synproxy_send_tcp(net, skb, nskb, skb->nfct, IP_CT_ESTABLISHED_REPLY, niph, nth, tcp_hdr_size); } static bool -synproxy_recv_client_ack(const struct synproxy_net *snet, +synproxy_recv_client_ack(struct net *net, const struct sk_buff *skb, const struct tcphdr *th, struct synproxy_options *opts, u32 recv_seq) { + struct synproxy_net *snet = synproxy_pernet(net); int mss; mss = __cookie_v4_check(ip_hdr(skb), th, ntohl(th->ack_seq) - 1); @@ -255,7 +255,7 @@ synproxy_recv_client_ack(const struct synproxy_net *snet, if (opts->options & XT_SYNPROXY_OPT_TIMESTAMP) synproxy_check_timestamp_cookie(opts); - synproxy_send_server_syn(snet, skb, th, opts, recv_seq); + synproxy_send_server_syn(net, skb, th, opts, recv_seq); return true; } @@ -263,7 +263,8 @@ static unsigned int synproxy_tg4(struct sk_buff *skb, const struct xt_action_param *par) { const struct xt_synproxy_info *info = par->targinfo; - struct synproxy_net *snet = synproxy_pernet(par->net); + struct net *net = par->net; + struct synproxy_net *snet = synproxy_pernet(net); struct synproxy_options opts = {}; struct tcphdr *th, _th; @@ -292,12 +293,12 @@ synproxy_tg4(struct sk_buff *skb, const struct xt_action_param *par) XT_SYNPROXY_OPT_SACK_PERM | XT_SYNPROXY_OPT_ECN); - synproxy_send_client_synack(snet, skb, th, &opts); + synproxy_send_client_synack(net, skb, th, &opts); return NF_DROP; } else if (th->ack && !(th->fin || th->rst || th->syn)) { /* ACK from client */ - synproxy_recv_client_ack(snet, skb, th, &opts, ntohl(th->seq)); + synproxy_recv_client_ack(net, skb, th, &opts, ntohl(th->seq)); return NF_DROP; } @@ -308,7 +309,8 @@ static unsigned int ipv4_synproxy_hook(void *priv, struct sk_buff *skb, const struct nf_hook_state *nhs) { - struct synproxy_net *snet = synproxy_pernet(nhs->net); + struct net *net = nhs->net; + struct synproxy_net *snet = synproxy_pernet(net); enum ip_conntrack_info ctinfo; struct nf_conn *ct; struct nf_conn_synproxy *synproxy; @@ -365,7 +367,7 @@ static unsigned int ipv4_synproxy_hook(void *priv, * therefore we need to add 1 to make the SYN sequence * number match the one of first SYN. */ - if (synproxy_recv_client_ack(snet, skb, th, &opts, + if (synproxy_recv_client_ack(net, skb, th, &opts, ntohl(th->seq) + 1)) this_cpu_inc(snet->stats->cookie_retrans); @@ -391,12 +393,12 @@ static unsigned int ipv4_synproxy_hook(void *priv, XT_SYNPROXY_OPT_SACK_PERM); swap(opts.tsval, opts.tsecr); - synproxy_send_server_ack(snet, state, skb, th, &opts); + synproxy_send_server_ack(net, state, skb, th, &opts); nf_ct_seqadj_init(ct, ctinfo, synproxy->isn - ntohl(th->seq)); swap(opts.tsval, opts.tsecr); - synproxy_send_client_ack(snet, skb, th, &opts); + synproxy_send_client_ack(net, skb, th, &opts); consume_skb(skb); return NF_STOLEN; diff --git a/net/ipv6/ip6_output.c b/net/ipv6/ip6_output.c index 9428345d3a078786f6662e9384e75c97b9c3e245..bc972e7152c738d72ac04e3733608a1a4b5ace5f 100644 --- a/net/ipv6/ip6_output.c +++ b/net/ipv6/ip6_output.c @@ -1090,8 +1090,8 @@ static inline int ip6_ufo_append_data(struct sock *sk, int getfrag(void *from, char *to, int offset, int len, int odd, struct sk_buff *skb), void *from, int length, int hh_len, int fragheaderlen, - int transhdrlen, int mtu, unsigned int flags, - const struct flowi6 *fl6) + int exthdrlen, int transhdrlen, int mtu, + unsigned int flags, const struct flowi6 *fl6) { struct sk_buff *skb; @@ -1116,7 +1116,7 @@ static inline int ip6_ufo_append_data(struct sock *sk, skb_put(skb, fragheaderlen + transhdrlen); /* initialize network header pointer */ - skb_reset_network_header(skb); + skb_set_network_header(skb, exthdrlen); /* initialize protocol header pointer */ skb->transport_header = skb->network_header + fragheaderlen; @@ -1358,7 +1358,7 @@ static int __ip6_append_data(struct sock *sk, (rt->dst.dev->features & NETIF_F_UFO) && (sk->sk_type == SOCK_DGRAM) && !udp_get_no_check6_tx(sk)) { err = ip6_ufo_append_data(sk, queue, getfrag, from, length, - hh_len, fragheaderlen, + hh_len, fragheaderlen, exthdrlen, transhdrlen, mtu, flags, fl6); if (err) goto error; diff --git a/net/ipv6/ip6_tunnel.c b/net/ipv6/ip6_tunnel.c index eb2ac4bb09ce0fb0f9afb3fcc142aad80270a6cb..1f20345cbc970e88dd3b1ace2cc111cb56e5f73b 100644 --- a/net/ipv6/ip6_tunnel.c +++ b/net/ipv6/ip6_tunnel.c @@ -252,12 +252,12 @@ static int ip6_tnl_create2(struct net_device *dev) t = netdev_priv(dev); + dev->rtnl_link_ops = &ip6_link_ops; err = register_netdevice(dev); if (err < 0) goto out; strcpy(t->parms.name, dev->name); - dev->rtnl_link_ops = &ip6_link_ops; dev_hold(dev); ip6_tnl_link(ip6n, t); diff --git a/net/ipv6/netfilter/ip6_tables.c b/net/ipv6/netfilter/ip6_tables.c index 84f9baf7aee83c018ac3a50c14417bef10df6030..86b67b70b62677ac014577f58d0bdafdd18ecf9e 100644 --- a/net/ipv6/netfilter/ip6_tables.c +++ b/net/ipv6/netfilter/ip6_tables.c @@ -198,11 +198,12 @@ get_entry(const void *base, unsigned int offset) /* All zeroes == unconditional rule. */ /* Mildly perf critical (only if packet tracing is on) */ -static inline bool unconditional(const struct ip6t_ip6 *ipv6) +static inline bool unconditional(const struct ip6t_entry *e) { static const struct ip6t_ip6 uncond; - return memcmp(ipv6, &uncond, sizeof(uncond)) == 0; + return e->target_offset == sizeof(struct ip6t_entry) && + memcmp(&e->ipv6, &uncond, sizeof(uncond)) == 0; } static inline const struct xt_entry_target * @@ -258,11 +259,10 @@ get_chainname_rulenum(const struct ip6t_entry *s, const struct ip6t_entry *e, } else if (s == e) { (*rulenum)++; - if (s->target_offset == sizeof(struct ip6t_entry) && + if (unconditional(s) && strcmp(t->target.u.kernel.target->name, XT_STANDARD_TARGET) == 0 && - t->verdict < 0 && - unconditional(&s->ipv6)) { + t->verdict < 0) { /* Tail of chains: STANDARD target (return/policy) */ *comment = *chainname == hookname ? comments[NF_IP6_TRACE_COMMENT_POLICY] @@ -488,11 +488,10 @@ mark_source_chains(const struct xt_table_info *newinfo, e->comefrom |= ((1 << hook) | (1 << NF_INET_NUMHOOKS)); /* Unconditional return/END. */ - if ((e->target_offset == sizeof(struct ip6t_entry) && + if ((unconditional(e) && (strcmp(t->target.u.user.name, XT_STANDARD_TARGET) == 0) && - t->verdict < 0 && - unconditional(&e->ipv6)) || visited) { + t->verdict < 0) || visited) { unsigned int oldpos, size; if ((strcmp(t->target.u.user.name, @@ -581,14 +580,12 @@ static void cleanup_match(struct xt_entry_match *m, struct net *net) } static int -check_entry(const struct ip6t_entry *e, const char *name) +check_entry(const struct ip6t_entry *e) { const struct xt_entry_target *t; - if (!ip6_checkentry(&e->ipv6)) { - duprintf("ip_tables: ip check failed %p %s.\n", e, name); + if (!ip6_checkentry(&e->ipv6)) return -EINVAL; - } if (e->target_offset + sizeof(struct xt_entry_target) > e->next_offset) @@ -679,10 +676,6 @@ find_check_entry(struct ip6t_entry *e, struct net *net, const char *name, struct xt_mtchk_param mtpar; struct xt_entry_match *ematch; - ret = check_entry(e, name); - if (ret) - return ret; - e->counters.pcnt = xt_percpu_counter_alloc(); if (IS_ERR_VALUE(e->counters.pcnt)) return -ENOMEM; @@ -733,7 +726,7 @@ static bool check_underflow(const struct ip6t_entry *e) const struct xt_entry_target *t; unsigned int verdict; - if (!unconditional(&e->ipv6)) + if (!unconditional(e)) return false; t = ip6t_get_target_c(e); if (strcmp(t->u.user.name, XT_STANDARD_TARGET) != 0) @@ -753,9 +746,11 @@ check_entry_size_and_hooks(struct ip6t_entry *e, unsigned int valid_hooks) { unsigned int h; + int err; if ((unsigned long)e % __alignof__(struct ip6t_entry) != 0 || - (unsigned char *)e + sizeof(struct ip6t_entry) >= limit) { + (unsigned char *)e + sizeof(struct ip6t_entry) >= limit || + (unsigned char *)e + e->next_offset > limit) { duprintf("Bad offset %p\n", e); return -EINVAL; } @@ -767,6 +762,10 @@ check_entry_size_and_hooks(struct ip6t_entry *e, return -EINVAL; } + err = check_entry(e); + if (err) + return err; + /* Check hooks & underflows */ for (h = 0; h < NF_INET_NUMHOOKS; h++) { if (!(valid_hooks & (1 << h))) @@ -775,9 +774,9 @@ check_entry_size_and_hooks(struct ip6t_entry *e, newinfo->hook_entry[h] = hook_entries[h]; if ((unsigned char *)e - base == underflows[h]) { if (!check_underflow(e)) { - pr_err("Underflows must be unconditional and " - "use the STANDARD target with " - "ACCEPT/DROP\n"); + pr_debug("Underflows must be unconditional and " + "use the STANDARD target with " + "ACCEPT/DROP\n"); return -EINVAL; } newinfo->underflow[h] = underflows[h]; @@ -1169,6 +1168,7 @@ get_entries(struct net *net, struct ip6t_get_entries __user *uptr, *len, sizeof(get) + get.size); return -EINVAL; } + get.name[sizeof(get.name) - 1] = '\0'; t = xt_find_table_lock(net, AF_INET6, get.name); if (!IS_ERR_OR_NULL(t)) { @@ -1505,7 +1505,8 @@ check_compat_entry_size_and_hooks(struct compat_ip6t_entry *e, duprintf("check_compat_entry_size_and_hooks %p\n", e); if ((unsigned long)e % __alignof__(struct compat_ip6t_entry) != 0 || - (unsigned char *)e + sizeof(struct compat_ip6t_entry) >= limit) { + (unsigned char *)e + sizeof(struct compat_ip6t_entry) >= limit || + (unsigned char *)e + e->next_offset > limit) { duprintf("Bad offset %p, limit = %p\n", e, limit); return -EINVAL; } @@ -1518,7 +1519,7 @@ check_compat_entry_size_and_hooks(struct compat_ip6t_entry *e, } /* For purposes of check_entry casting the compat entry is fine */ - ret = check_entry((struct ip6t_entry *)e, name); + ret = check_entry((struct ip6t_entry *)e); if (ret) return ret; @@ -1944,6 +1945,7 @@ compat_get_entries(struct net *net, struct compat_ip6t_get_entries __user *uptr, *len, sizeof(get) + get.size); return -EINVAL; } + get.name[sizeof(get.name) - 1] = '\0'; xt_compat_lock(AF_INET6); t = xt_find_table_lock(net, AF_INET6, get.name); diff --git a/net/ipv6/udp.c b/net/ipv6/udp.c index fd25e447a5fa3fb5590f5979a43414ea9c85f079..8125931106be670b13e186c577141bc3d1fb574b 100644 --- a/net/ipv6/udp.c +++ b/net/ipv6/udp.c @@ -843,8 +843,8 @@ static int __udp6_lib_mcast_deliver(struct net *net, struct sk_buff *skb, flush_stack(stack, count, skb, count - 1); } else { if (!inner_flushed) - UDP_INC_STATS_BH(net, UDP_MIB_IGNOREDMULTI, - proto == IPPROTO_UDPLITE); + UDP6_INC_STATS_BH(net, UDP_MIB_IGNOREDMULTI, + proto == IPPROTO_UDPLITE); consume_skb(skb); } return 0; diff --git a/net/l2tp/l2tp_ip.c b/net/l2tp/l2tp_ip.c index ec22078b0914ff7ce65c3b11801504e252102dc2..42de4ccd159f6f6853930afd44cea239e2011a54 100644 --- a/net/l2tp/l2tp_ip.c +++ b/net/l2tp/l2tp_ip.c @@ -123,12 +123,11 @@ static int l2tp_ip_recv(struct sk_buff *skb) struct l2tp_tunnel *tunnel = NULL; int length; - /* Point to L2TP header */ - optr = ptr = skb->data; - if (!pskb_may_pull(skb, 4)) goto discard; + /* Point to L2TP header */ + optr = ptr = skb->data; session_id = ntohl(*((__be32 *) ptr)); ptr += 4; @@ -156,6 +155,9 @@ static int l2tp_ip_recv(struct sk_buff *skb) if (!pskb_may_pull(skb, length)) goto discard; + /* Point to L2TP header */ + optr = ptr = skb->data; + ptr += 4; pr_debug("%s: ip recv\n", tunnel->name); print_hex_dump_bytes("", DUMP_PREFIX_OFFSET, ptr, length); } diff --git a/net/l2tp/l2tp_ip6.c b/net/l2tp/l2tp_ip6.c index 6b54ff3ff4cb8e7af49e7ee315cc78cfca148007..cd479903d943a93abfb196782b0336bb6ff006cb 100644 --- a/net/l2tp/l2tp_ip6.c +++ b/net/l2tp/l2tp_ip6.c @@ -136,12 +136,11 @@ static int l2tp_ip6_recv(struct sk_buff *skb) struct l2tp_tunnel *tunnel = NULL; int length; - /* Point to L2TP header */ - optr = ptr = skb->data; - if (!pskb_may_pull(skb, 4)) goto discard; + /* Point to L2TP header */ + optr = ptr = skb->data; session_id = ntohl(*((__be32 *) ptr)); ptr += 4; @@ -169,6 +168,9 @@ static int l2tp_ip6_recv(struct sk_buff *skb) if (!pskb_may_pull(skb, length)) goto discard; + /* Point to L2TP header */ + optr = ptr = skb->data; + ptr += 4; pr_debug("%s: ip recv\n", tunnel->name); print_hex_dump_bytes("", DUMP_PREFIX_OFFSET, ptr, length); } diff --git a/net/mac80211/chan.c b/net/mac80211/chan.c index 283981108ca80cb5bb7182b28e626a1a14c09fb1..74142d07ad31072f8308681a3ff3cfd55da74738 100644 --- a/net/mac80211/chan.c +++ b/net/mac80211/chan.c @@ -343,8 +343,10 @@ static void ieee80211_change_chanctx(struct ieee80211_local *local, struct ieee80211_chanctx *ctx, const struct cfg80211_chan_def *chandef) { - if (cfg80211_chandef_identical(&ctx->conf.def, chandef)) + if (cfg80211_chandef_identical(&ctx->conf.def, chandef)) { + ieee80211_recalc_chanctx_min_def(local, ctx); return; + } WARN_ON(!cfg80211_chandef_compatible(&ctx->conf.def, chandef)); diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h index 804575ff7af506e73ef50d6ebc32326219b99082..422003540169acb168d8d7a97d3cd62c1337c124 100644 --- a/net/mac80211/ieee80211_i.h +++ b/net/mac80211/ieee80211_i.h @@ -1719,6 +1719,10 @@ ieee80211_vht_cap_ie_to_sta_vht_cap(struct ieee80211_sub_if_data *sdata, enum ieee80211_sta_rx_bandwidth ieee80211_sta_cap_rx_bw(struct sta_info *sta); enum ieee80211_sta_rx_bandwidth ieee80211_sta_cur_vht_bw(struct sta_info *sta); void ieee80211_sta_set_rx_nss(struct sta_info *sta); +enum ieee80211_sta_rx_bandwidth +ieee80211_chan_width_to_rx_bw(enum nl80211_chan_width width); +enum nl80211_chan_width ieee80211_sta_cap_chan_bw(struct sta_info *sta); +void ieee80211_sta_set_rx_nss(struct sta_info *sta); void ieee80211_process_mu_groups(struct ieee80211_sub_if_data *sdata, struct ieee80211_mgmt *mgmt); u32 __ieee80211_vht_handle_opmode(struct ieee80211_sub_if_data *sdata, diff --git a/net/mac80211/mesh_hwmp.c b/net/mac80211/mesh_hwmp.c index 5b6aec1a06302c7b5efac015a5e50d5239242406..002244bca948520f9e3d722dc908c62aa3eb4fb1 100644 --- a/net/mac80211/mesh_hwmp.c +++ b/net/mac80211/mesh_hwmp.c @@ -530,7 +530,7 @@ static void hwmp_preq_frame_process(struct ieee80211_sub_if_data *sdata, const u8 *target_addr, *orig_addr; const u8 *da; u8 target_flags, ttl, flags; - u32 orig_sn, target_sn, lifetime, target_metric; + u32 orig_sn, target_sn, lifetime, target_metric = 0; bool reply = false; bool forward = true; bool root_is_gate; diff --git a/net/mac80211/sta_info.c b/net/mac80211/sta_info.c index d20bab5c146c9d435ee67d6a11eec746db1b1bfa..861b93ffbe92dda5dd234b6aa27a99795f6381ae 100644 --- a/net/mac80211/sta_info.c +++ b/net/mac80211/sta_info.c @@ -67,6 +67,7 @@ static const struct rhashtable_params sta_rht_params = { .nelem_hint = 3, /* start small */ + .insecure_elasticity = true, /* Disable chain-length checks. */ .automatic_shrinking = true, .head_offset = offsetof(struct sta_info, hash_node), .key_offset = offsetof(struct sta_info, addr), @@ -258,11 +259,11 @@ void sta_info_free(struct ieee80211_local *local, struct sta_info *sta) } /* Caller must hold local->sta_mtx */ -static void sta_info_hash_add(struct ieee80211_local *local, - struct sta_info *sta) +static int sta_info_hash_add(struct ieee80211_local *local, + struct sta_info *sta) { - rhashtable_insert_fast(&local->sta_hash, &sta->hash_node, - sta_rht_params); + return rhashtable_insert_fast(&local->sta_hash, &sta->hash_node, + sta_rht_params); } static void sta_deliver_ps_frames(struct work_struct *wk) @@ -524,7 +525,9 @@ static int sta_info_insert_finish(struct sta_info *sta) __acquires(RCU) set_sta_flag(sta, WLAN_STA_BLOCK_BA); /* make the station visible */ - sta_info_hash_add(local, sta); + err = sta_info_hash_add(local, sta); + if (err) + goto out_drop_sta; list_add_tail_rcu(&sta->list, &local->sta_list); @@ -557,6 +560,7 @@ static int sta_info_insert_finish(struct sta_info *sta) __acquires(RCU) out_remove: sta_info_hash_del(local, sta); list_del_rcu(&sta->list); + out_drop_sta: local->num_sta--; synchronize_net(); __cleanup_single_sta(sta); diff --git a/net/mac80211/sta_info.h b/net/mac80211/sta_info.h index 053f5c4fa495ba02cd99c5ddb201ce0ad0f7aeff..62193f4bc37bbffa1102a7d52ae896bc1f63ca10 100644 --- a/net/mac80211/sta_info.h +++ b/net/mac80211/sta_info.h @@ -377,7 +377,6 @@ DECLARE_EWMA(signal, 1024, 8) * @uploaded: set to true when sta is uploaded to the driver * @sta: station information we share with the driver * @sta_state: duplicates information about station state (for debug) - * @beacon_loss_count: number of times beacon loss has triggered * @rcu_head: RCU head used for freeing this station struct * @cur_max_bandwidth: maximum bandwidth to use for TX to the station, * taken from HT/VHT capabilities or VHT operating mode notification diff --git a/net/mac80211/tdls.c b/net/mac80211/tdls.c index c9eeb3f1280852b6ec1c44eb82755390cf959629..a29ea813b7d52433174fd72310e77788530b9fa9 100644 --- a/net/mac80211/tdls.c +++ b/net/mac80211/tdls.c @@ -4,7 +4,7 @@ * Copyright 2006-2010 Johannes Berg * Copyright 2014, Intel Corporation * Copyright 2014 Intel Mobile Communications GmbH - * Copyright 2015 Intel Deutschland GmbH + * Copyright 2015 - 2016 Intel Deutschland GmbH * * This file is GPLv2 as found in COPYING. */ @@ -15,6 +15,7 @@ #include #include "ieee80211_i.h" #include "driver-ops.h" +#include "rate.h" /* give usermode some time for retries in setting up the TDLS session */ #define TDLS_PEER_SETUP_TIMEOUT (15 * HZ) @@ -302,7 +303,7 @@ ieee80211_tdls_chandef_vht_upgrade(struct ieee80211_sub_if_data *sdata, /* IEEE802.11ac-2013 Table E-4 */ u16 centers_80mhz[] = { 5210, 5290, 5530, 5610, 5690, 5775 }; struct cfg80211_chan_def uc = sta->tdls_chandef; - enum nl80211_chan_width max_width = ieee80211_get_sta_bw(&sta->sta); + enum nl80211_chan_width max_width = ieee80211_sta_cap_chan_bw(sta); int i; /* only support upgrading non-narrow channels up to 80Mhz */ @@ -313,7 +314,7 @@ ieee80211_tdls_chandef_vht_upgrade(struct ieee80211_sub_if_data *sdata, if (max_width > NL80211_CHAN_WIDTH_80) max_width = NL80211_CHAN_WIDTH_80; - if (uc.width == max_width) + if (uc.width >= max_width) return; /* * Channel usage constrains in the IEEE802.11ac-2013 specification only @@ -324,6 +325,7 @@ ieee80211_tdls_chandef_vht_upgrade(struct ieee80211_sub_if_data *sdata, for (i = 0; i < ARRAY_SIZE(centers_80mhz); i++) if (abs(uc.chan->center_freq - centers_80mhz[i]) <= 30) { uc.center_freq1 = centers_80mhz[i]; + uc.center_freq2 = 0; uc.width = NL80211_CHAN_WIDTH_80; break; } @@ -332,7 +334,7 @@ ieee80211_tdls_chandef_vht_upgrade(struct ieee80211_sub_if_data *sdata, return; /* proceed to downgrade the chandef until usable or the same */ - while (uc.width > max_width && + while (uc.width > max_width || !cfg80211_reg_can_beacon_relax(sdata->local->hw.wiphy, &uc, sdata->wdev.iftype)) ieee80211_chandef_downgrade(&uc); @@ -1242,18 +1244,44 @@ int ieee80211_tdls_mgmt(struct wiphy *wiphy, struct net_device *dev, return ret; } -static void iee80211_tdls_recalc_chanctx(struct ieee80211_sub_if_data *sdata) +static void iee80211_tdls_recalc_chanctx(struct ieee80211_sub_if_data *sdata, + struct sta_info *sta) { struct ieee80211_local *local = sdata->local; struct ieee80211_chanctx_conf *conf; struct ieee80211_chanctx *ctx; + enum nl80211_chan_width width; + struct ieee80211_supported_band *sband; mutex_lock(&local->chanctx_mtx); conf = rcu_dereference_protected(sdata->vif.chanctx_conf, lockdep_is_held(&local->chanctx_mtx)); if (conf) { + width = conf->def.width; + sband = local->hw.wiphy->bands[conf->def.chan->band]; ctx = container_of(conf, struct ieee80211_chanctx, conf); ieee80211_recalc_chanctx_chantype(local, ctx); + + /* if width changed and a peer is given, update its BW */ + if (width != conf->def.width && sta && + test_sta_flag(sta, WLAN_STA_TDLS_WIDER_BW)) { + enum ieee80211_sta_rx_bandwidth bw; + + bw = ieee80211_chan_width_to_rx_bw(conf->def.width); + bw = min(bw, ieee80211_sta_cap_rx_bw(sta)); + if (bw != sta->sta.bandwidth) { + sta->sta.bandwidth = bw; + rate_control_rate_update(local, sband, sta, + IEEE80211_RC_BW_CHANGED); + /* + * if a TDLS peer BW was updated, we need to + * recalc the chandef width again, to get the + * correct chanctx min_def + */ + ieee80211_recalc_chanctx_chantype(local, ctx); + } + } + } mutex_unlock(&local->chanctx_mtx); } @@ -1350,8 +1378,6 @@ int ieee80211_tdls_oper(struct wiphy *wiphy, struct net_device *dev, break; } - iee80211_tdls_recalc_chanctx(sdata); - mutex_lock(&local->sta_mtx); sta = sta_info_get(sdata, peer); if (!sta) { @@ -1360,6 +1386,7 @@ int ieee80211_tdls_oper(struct wiphy *wiphy, struct net_device *dev, break; } + iee80211_tdls_recalc_chanctx(sdata, sta); iee80211_tdls_recalc_ht_protection(sdata, sta); set_sta_flag(sta, WLAN_STA_TDLS_PEER_AUTH); @@ -1390,7 +1417,7 @@ int ieee80211_tdls_oper(struct wiphy *wiphy, struct net_device *dev, iee80211_tdls_recalc_ht_protection(sdata, NULL); mutex_unlock(&local->sta_mtx); - iee80211_tdls_recalc_chanctx(sdata); + iee80211_tdls_recalc_chanctx(sdata, NULL); break; default: ret = -ENOTSUPP; diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c index 62ad5321257d0679918c0f1e21ed716b221a3bf4..21f6602395f769680e3311a0158fe0781073ccc0 100644 --- a/net/mac80211/tx.c +++ b/net/mac80211/tx.c @@ -1116,11 +1116,15 @@ static bool ieee80211_tx_prep_agg(struct ieee80211_tx_data *tx, reset_agg_timer = true; } else { queued = true; + if (info->flags & IEEE80211_TX_CTL_NO_PS_BUFFER) { + clear_sta_flag(tx->sta, WLAN_STA_SP); + ps_dbg(tx->sta->sdata, + "STA %pM aid %d: SP frame queued, close the SP w/o telling the peer\n", + tx->sta->sta.addr, tx->sta->sta.aid); + } info->control.vif = &tx->sdata->vif; info->flags |= IEEE80211_TX_INTFL_NEED_TXPROCESSING; - info->flags &= ~IEEE80211_TX_TEMPORARY_FLAGS | - IEEE80211_TX_CTL_NO_PS_BUFFER | - IEEE80211_TX_STATUS_EOSP; + info->flags &= ~IEEE80211_TX_TEMPORARY_FLAGS; __skb_queue_tail(&tid_tx->pending, skb); if (skb_queue_len(&tid_tx->pending) > STA_MAX_TX_BUFFER) purge_skb = __skb_dequeue(&tid_tx->pending); @@ -1247,7 +1251,8 @@ static void ieee80211_drv_tx(struct ieee80211_local *local, struct txq_info *txqi; u8 ac; - if (info->control.flags & IEEE80211_TX_CTRL_PS_RESPONSE) + if ((info->flags & IEEE80211_TX_CTL_SEND_AFTER_DTIM) || + (info->control.flags & IEEE80211_TX_CTRL_PS_RESPONSE)) goto tx_normal; if (!ieee80211_is_data(hdr->frame_control)) diff --git a/net/mac80211/vht.c b/net/mac80211/vht.c index 89e04d55aa1832e522f8e8f9619bfabc8c81ee93..e590e2ef9eaf70fad500b4bf89616efc0d121b62 100644 --- a/net/mac80211/vht.c +++ b/net/mac80211/vht.c @@ -319,7 +319,30 @@ enum ieee80211_sta_rx_bandwidth ieee80211_sta_cap_rx_bw(struct sta_info *sta) return IEEE80211_STA_RX_BW_80; } -static enum ieee80211_sta_rx_bandwidth +enum nl80211_chan_width ieee80211_sta_cap_chan_bw(struct sta_info *sta) +{ + struct ieee80211_sta_vht_cap *vht_cap = &sta->sta.vht_cap; + u32 cap_width; + + if (!vht_cap->vht_supported) { + if (!sta->sta.ht_cap.ht_supported) + return NL80211_CHAN_WIDTH_20_NOHT; + + return sta->sta.ht_cap.cap & IEEE80211_HT_CAP_SUP_WIDTH_20_40 ? + NL80211_CHAN_WIDTH_40 : NL80211_CHAN_WIDTH_20; + } + + cap_width = vht_cap->cap & IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_MASK; + + if (cap_width == IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160MHZ) + return NL80211_CHAN_WIDTH_160; + else if (cap_width == IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160_80PLUS80MHZ) + return NL80211_CHAN_WIDTH_80P80; + + return NL80211_CHAN_WIDTH_80; +} + +enum ieee80211_sta_rx_bandwidth ieee80211_chan_width_to_rx_bw(enum nl80211_chan_width width) { switch (width) { @@ -347,10 +370,7 @@ enum ieee80211_sta_rx_bandwidth ieee80211_sta_cur_vht_bw(struct sta_info *sta) bw = ieee80211_sta_cap_rx_bw(sta); bw = min(bw, sta->cur_max_bandwidth); - - /* do not cap the BW of TDLS WIDER_BW peers by the bss */ - if (!test_sta_flag(sta, WLAN_STA_TDLS_WIDER_BW)) - bw = min(bw, ieee80211_chan_width_to_rx_bw(bss_width)); + bw = min(bw, ieee80211_chan_width_to_rx_bw(bss_width)); return bw; } diff --git a/net/mpls/af_mpls.c b/net/mpls/af_mpls.c index b18c5ed42d956bd7d9261caa7dd05278f72e2785..0b80a7140cc494d8c39bd3efba2423272d1b8844 100644 --- a/net/mpls/af_mpls.c +++ b/net/mpls/af_mpls.c @@ -543,6 +543,9 @@ static struct net_device *find_outdev(struct net *net, if (!dev) return ERR_PTR(-ENODEV); + if (IS_ERR(dev)) + return dev; + /* The caller is holding rtnl anyways, so release the dev reference */ dev_put(dev); diff --git a/net/netfilter/ipset/ip_set_bitmap_gen.h b/net/netfilter/ipset/ip_set_bitmap_gen.h index b0bc475f641e3b2c808f78f5be54283de6866d25..2e8e7e5fb4a64344ccb8f80b03607cc9b7f81053 100644 --- a/net/netfilter/ipset/ip_set_bitmap_gen.h +++ b/net/netfilter/ipset/ip_set_bitmap_gen.h @@ -95,7 +95,7 @@ mtype_head(struct ip_set *set, struct sk_buff *skb) if (!nested) goto nla_put_failure; if (mtype_do_head(skb, map) || - nla_put_net32(skb, IPSET_ATTR_REFERENCES, htonl(set->ref - 1)) || + nla_put_net32(skb, IPSET_ATTR_REFERENCES, htonl(set->ref)) || nla_put_net32(skb, IPSET_ATTR_MEMSIZE, htonl(memsize))) goto nla_put_failure; if (unlikely(ip_set_put_flags(skb, set))) diff --git a/net/netfilter/ipset/ip_set_core.c b/net/netfilter/ipset/ip_set_core.c index 7e6568cad4941b904f1344267feaab31198a2630..a748b0c2c981482eb853159f96ac69b563aebae8 100644 --- a/net/netfilter/ipset/ip_set_core.c +++ b/net/netfilter/ipset/ip_set_core.c @@ -497,6 +497,26 @@ __ip_set_put(struct ip_set *set) write_unlock_bh(&ip_set_ref_lock); } +/* set->ref can be swapped out by ip_set_swap, netlink events (like dump) need + * a separate reference counter + */ +static inline void +__ip_set_get_netlink(struct ip_set *set) +{ + write_lock_bh(&ip_set_ref_lock); + set->ref_netlink++; + write_unlock_bh(&ip_set_ref_lock); +} + +static inline void +__ip_set_put_netlink(struct ip_set *set) +{ + write_lock_bh(&ip_set_ref_lock); + BUG_ON(set->ref_netlink == 0); + set->ref_netlink--; + write_unlock_bh(&ip_set_ref_lock); +} + /* Add, del and test set entries from kernel. * * The set behind the index must exist and must be referenced @@ -1002,7 +1022,7 @@ static int ip_set_destroy(struct net *net, struct sock *ctnl, if (!attr[IPSET_ATTR_SETNAME]) { for (i = 0; i < inst->ip_set_max; i++) { s = ip_set(inst, i); - if (s && s->ref) { + if (s && (s->ref || s->ref_netlink)) { ret = -IPSET_ERR_BUSY; goto out; } @@ -1024,7 +1044,7 @@ static int ip_set_destroy(struct net *net, struct sock *ctnl, if (!s) { ret = -ENOENT; goto out; - } else if (s->ref) { + } else if (s->ref || s->ref_netlink) { ret = -IPSET_ERR_BUSY; goto out; } @@ -1171,6 +1191,9 @@ static int ip_set_swap(struct net *net, struct sock *ctnl, struct sk_buff *skb, from->family == to->family)) return -IPSET_ERR_TYPE_MISMATCH; + if (from->ref_netlink || to->ref_netlink) + return -EBUSY; + strncpy(from_name, from->name, IPSET_MAXNAMELEN); strncpy(from->name, to->name, IPSET_MAXNAMELEN); strncpy(to->name, from_name, IPSET_MAXNAMELEN); @@ -1206,7 +1229,7 @@ ip_set_dump_done(struct netlink_callback *cb) if (set->variant->uref) set->variant->uref(set, cb, false); pr_debug("release set %s\n", set->name); - __ip_set_put_byindex(inst, index); + __ip_set_put_netlink(set); } return 0; } @@ -1328,7 +1351,7 @@ ip_set_dump_start(struct sk_buff *skb, struct netlink_callback *cb) if (!cb->args[IPSET_CB_ARG0]) { /* Start listing: make sure set won't be destroyed */ pr_debug("reference set\n"); - set->ref++; + set->ref_netlink++; } write_unlock_bh(&ip_set_ref_lock); nlh = start_msg(skb, NETLINK_CB(cb->skb).portid, @@ -1396,7 +1419,7 @@ ip_set_dump_start(struct sk_buff *skb, struct netlink_callback *cb) if (set->variant->uref) set->variant->uref(set, cb, false); pr_debug("release set %s\n", set->name); - __ip_set_put_byindex(inst, index); + __ip_set_put_netlink(set); cb->args[IPSET_CB_ARG0] = 0; } out: diff --git a/net/netfilter/ipset/ip_set_hash_gen.h b/net/netfilter/ipset/ip_set_hash_gen.h index e5336ab36d679d707704a3988baec47360e6b9a4..d32fd6b036bfa8f3301fd5ab15a515b413442512 100644 --- a/net/netfilter/ipset/ip_set_hash_gen.h +++ b/net/netfilter/ipset/ip_set_hash_gen.h @@ -1082,7 +1082,7 @@ mtype_head(struct ip_set *set, struct sk_buff *skb) if (nla_put_u32(skb, IPSET_ATTR_MARKMASK, h->markmask)) goto nla_put_failure; #endif - if (nla_put_net32(skb, IPSET_ATTR_REFERENCES, htonl(set->ref - 1)) || + if (nla_put_net32(skb, IPSET_ATTR_REFERENCES, htonl(set->ref)) || nla_put_net32(skb, IPSET_ATTR_MEMSIZE, htonl(memsize))) goto nla_put_failure; if (unlikely(ip_set_put_flags(skb, set))) diff --git a/net/netfilter/ipset/ip_set_list_set.c b/net/netfilter/ipset/ip_set_list_set.c index 24c6c1962aea19e356c21273c5dd8bf8745554e4..a2a89e4e0a14f7ce44b9abf64bf206627fc21e95 100644 --- a/net/netfilter/ipset/ip_set_list_set.c +++ b/net/netfilter/ipset/ip_set_list_set.c @@ -458,7 +458,7 @@ list_set_head(struct ip_set *set, struct sk_buff *skb) if (!nested) goto nla_put_failure; if (nla_put_net32(skb, IPSET_ATTR_SIZE, htonl(map->size)) || - nla_put_net32(skb, IPSET_ATTR_REFERENCES, htonl(set->ref - 1)) || + nla_put_net32(skb, IPSET_ATTR_REFERENCES, htonl(set->ref)) || nla_put_net32(skb, IPSET_ATTR_MEMSIZE, htonl(sizeof(*map) + n * set->dsize))) goto nla_put_failure; diff --git a/net/netfilter/nfnetlink_queue.c b/net/netfilter/nfnetlink_queue.c index 75429997ed41be3af40fafc0e8dea04c2f374d8d..cb5b630a645b5357c9173e81cf73e076c701706b 100644 --- a/net/netfilter/nfnetlink_queue.c +++ b/net/netfilter/nfnetlink_queue.c @@ -582,7 +582,12 @@ __nfqnl_enqueue_packet(struct net *net, struct nfqnl_instance *queue, /* nfnetlink_unicast will either free the nskb or add it to a socket */ err = nfnetlink_unicast(nskb, net, queue->peer_portid, MSG_DONTWAIT); if (err < 0) { - queue->queue_user_dropped++; + if (queue->flags & NFQA_CFG_F_FAIL_OPEN) { + failopen = 1; + err = 0; + } else { + queue->queue_user_dropped++; + } goto err_out_unlock; } diff --git a/net/openvswitch/Kconfig b/net/openvswitch/Kconfig index 234a73344c6e2043bd7042247d70fbab2c5ae782..ce947292ae77059f729e184dfa9da2708ab69235 100644 --- a/net/openvswitch/Kconfig +++ b/net/openvswitch/Kconfig @@ -7,7 +7,9 @@ config OPENVSWITCH depends on INET depends on !NF_CONNTRACK || \ (NF_CONNTRACK && ((!NF_DEFRAG_IPV6 || NF_DEFRAG_IPV6) && \ - (!NF_NAT || NF_NAT))) + (!NF_NAT || NF_NAT) && \ + (!NF_NAT_IPV4 || NF_NAT_IPV4) && \ + (!NF_NAT_IPV6 || NF_NAT_IPV6))) select LIBCRC32C select MPLS select NET_MPLS_GSO diff --git a/net/openvswitch/conntrack.c b/net/openvswitch/conntrack.c index dc5eb29fe7d6754acebffb7ecf2867bf5716c134..1b9d286756be7ccf3a9b6f9eaad6fe07c385f8fb 100644 --- a/net/openvswitch/conntrack.c +++ b/net/openvswitch/conntrack.c @@ -535,14 +535,15 @@ static int ovs_ct_nat_execute(struct sk_buff *skb, struct nf_conn *ct, switch (ctinfo) { case IP_CT_RELATED: case IP_CT_RELATED_REPLY: - if (skb->protocol == htons(ETH_P_IP) && + if (IS_ENABLED(CONFIG_NF_NAT_IPV4) && + skb->protocol == htons(ETH_P_IP) && ip_hdr(skb)->protocol == IPPROTO_ICMP) { if (!nf_nat_icmp_reply_translation(skb, ct, ctinfo, hooknum)) err = NF_DROP; goto push; -#if IS_ENABLED(CONFIG_NF_NAT_IPV6) - } else if (skb->protocol == htons(ETH_P_IPV6)) { + } else if (IS_ENABLED(CONFIG_NF_NAT_IPV6) && + skb->protocol == htons(ETH_P_IPV6)) { __be16 frag_off; u8 nexthdr = ipv6_hdr(skb)->nexthdr; int hdrlen = ipv6_skip_exthdr(skb, @@ -557,7 +558,6 @@ static int ovs_ct_nat_execute(struct sk_buff *skb, struct nf_conn *ct, err = NF_DROP; goto push; } -#endif } /* Non-ICMP, fall thru to initialize if needed. */ case IP_CT_NEW: @@ -664,11 +664,12 @@ static int ovs_ct_nat(struct net *net, struct sw_flow_key *key, /* Determine NAT type. * Check if the NAT type can be deduced from the tracked connection. - * Make sure expected traffic is NATted only when committing. + * Make sure new expected connections (IP_CT_RELATED) are NATted only + * when committing. */ if (info->nat & OVS_CT_NAT && ctinfo != IP_CT_NEW && ct->status & IPS_NAT_MASK && - (!(ct->status & IPS_EXPECTED_BIT) || info->commit)) { + (ctinfo != IP_CT_RELATED || info->commit)) { /* NAT an established or related connection like before. */ if (CTINFO2DIR(ctinfo) == IP_CT_DIR_REPLY) /* This is the REPLY direction for a connection @@ -968,7 +969,8 @@ static int parse_nat(const struct nlattr *attr, break; case OVS_NAT_ATTR_IP_MIN: - nla_memcpy(&info->range.min_addr, a, nla_len(a)); + nla_memcpy(&info->range.min_addr, a, + sizeof(info->range.min_addr)); info->range.flags |= NF_NAT_RANGE_MAP_IPS; break; @@ -1238,7 +1240,8 @@ static bool ovs_ct_nat_to_attr(const struct ovs_conntrack_info *info, } if (info->range.flags & NF_NAT_RANGE_MAP_IPS) { - if (info->family == NFPROTO_IPV4) { + if (IS_ENABLED(CONFIG_NF_NAT_IPV4) && + info->family == NFPROTO_IPV4) { if (nla_put_in_addr(skb, OVS_NAT_ATTR_IP_MIN, info->range.min_addr.ip) || (info->range.max_addr.ip @@ -1246,8 +1249,8 @@ static bool ovs_ct_nat_to_attr(const struct ovs_conntrack_info *info, (nla_put_in_addr(skb, OVS_NAT_ATTR_IP_MAX, info->range.max_addr.ip)))) return false; -#if IS_ENABLED(CONFIG_NF_NAT_IPV6) - } else if (info->family == NFPROTO_IPV6) { + } else if (IS_ENABLED(CONFIG_NF_NAT_IPV6) && + info->family == NFPROTO_IPV6) { if (nla_put_in6_addr(skb, OVS_NAT_ATTR_IP_MIN, &info->range.min_addr.in6) || (memcmp(&info->range.max_addr.in6, @@ -1256,7 +1259,6 @@ static bool ovs_ct_nat_to_attr(const struct ovs_conntrack_info *info, (nla_put_in6_addr(skb, OVS_NAT_ATTR_IP_MAX, &info->range.max_addr.in6)))) return false; -#endif } else { return false; } diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c index 1ecfa710ca9803e6cbb49e3d419633085f3544dd..f12c17f355d932d9b6a396654a66fceb5aaf0c73 100644 --- a/net/packet/af_packet.c +++ b/net/packet/af_packet.c @@ -4151,7 +4151,7 @@ static int packet_set_ring(struct sock *sk, union tpacket_req_u *req_u, /* Opening a Tx-ring is NOT supported in TPACKET_V3 */ if (!closing && tx_ring && (po->tp_version > TPACKET_V2)) { - WARN(1, "Tx-ring is not supported.\n"); + net_warn_ratelimited("Tx-ring is not supported.\n"); goto out; } diff --git a/net/rds/ib_recv.c b/net/rds/ib_recv.c index 977fb86065b75dbef916bd0acb9b94876c0f5c04..abc8cc805e8d063813d496d984e95a0c078ca0d3 100644 --- a/net/rds/ib_recv.c +++ b/net/rds/ib_recv.c @@ -796,7 +796,7 @@ static void rds_ib_cong_recv(struct rds_connection *conn, addr = kmap_atomic(sg_page(&frag->f_sg)); - src = addr + frag_off; + src = addr + frag->f_sg.offset + frag_off; dst = (void *)map->m_page_addrs[map_page] + map_off; for (k = 0; k < to_copy; k += 8) { /* Record ports that became uncongested, ie diff --git a/net/rds/page.c b/net/rds/page.c index 616f21f4e7d7c9f9987c1a0206bab68e589040d7..e2b5a5832d3d52888f11e8730a27d937510e151d 100644 --- a/net/rds/page.c +++ b/net/rds/page.c @@ -135,8 +135,8 @@ int rds_page_remainder_alloc(struct scatterlist *scat, unsigned long bytes, if (rem->r_offset != 0) rds_stats_inc(s_page_remainder_hit); - rem->r_offset += bytes; - if (rem->r_offset == PAGE_SIZE) { + rem->r_offset += ALIGN(bytes, 8); + if (rem->r_offset >= PAGE_SIZE) { __free_page(rem->r_page); rem->r_page = NULL; } diff --git a/net/sctp/output.c b/net/sctp/output.c index 736c004abfbc2787a3c50fa85168ebdf3b112787..9844fe573029b9e262743440980f15277ddaf5a1 100644 --- a/net/sctp/output.c +++ b/net/sctp/output.c @@ -401,7 +401,7 @@ int sctp_packet_transmit(struct sctp_packet *packet, gfp_t gfp) sk = chunk->skb->sk; /* Allocate the new skb. */ - nskb = alloc_skb(packet->size + MAX_HEADER, GFP_ATOMIC); + nskb = alloc_skb(packet->size + MAX_HEADER, gfp); if (!nskb) goto nomem; @@ -523,8 +523,8 @@ int sctp_packet_transmit(struct sctp_packet *packet, gfp_t gfp) */ if (auth) sctp_auth_calculate_hmac(asoc, nskb, - (struct sctp_auth_chunk *)auth, - GFP_ATOMIC); + (struct sctp_auth_chunk *)auth, + gfp); /* 2) Calculate the Adler-32 checksum of the whole packet, * including the SCTP common header and all the @@ -705,7 +705,8 @@ static sctp_xmit_t sctp_packet_can_append_data(struct sctp_packet *packet, /* Check whether this chunk and all the rest of pending data will fit * or delay in hopes of bundling a full sized packet. */ - if (chunk->skb->len + q->out_qlen >= transport->pathmtu - packet->overhead) + if (chunk->skb->len + q->out_qlen > + transport->pathmtu - packet->overhead - sizeof(sctp_data_chunk_t) - 4) /* Enough data queued to fill a packet */ return SCTP_XMIT_OK; diff --git a/net/sunrpc/auth_gss/auth_gss.c b/net/sunrpc/auth_gss/auth_gss.c index 8c6bc795f0602a9991fc2b0782b965d96d6b5bf9..15612ffa8d57271c2dc8cac81a148d910a3cff99 100644 --- a/net/sunrpc/auth_gss/auth_gss.c +++ b/net/sunrpc/auth_gss/auth_gss.c @@ -1728,8 +1728,8 @@ alloc_enc_pages(struct rpc_rqst *rqstp) return 0; } - first = snd_buf->page_base >> PAGE_CACHE_SHIFT; - last = (snd_buf->page_base + snd_buf->page_len - 1) >> PAGE_CACHE_SHIFT; + first = snd_buf->page_base >> PAGE_SHIFT; + last = (snd_buf->page_base + snd_buf->page_len - 1) >> PAGE_SHIFT; rqstp->rq_enc_pages_num = last - first + 1 + 1; rqstp->rq_enc_pages = kmalloc(rqstp->rq_enc_pages_num * sizeof(struct page *), @@ -1775,10 +1775,10 @@ gss_wrap_req_priv(struct rpc_cred *cred, struct gss_cl_ctx *ctx, status = alloc_enc_pages(rqstp); if (status) return status; - first = snd_buf->page_base >> PAGE_CACHE_SHIFT; + first = snd_buf->page_base >> PAGE_SHIFT; inpages = snd_buf->pages + first; snd_buf->pages = rqstp->rq_enc_pages; - snd_buf->page_base -= first << PAGE_CACHE_SHIFT; + snd_buf->page_base -= first << PAGE_SHIFT; /* * Give the tail its own page, in case we need extra space in the * head when wrapping: diff --git a/net/sunrpc/auth_gss/gss_krb5_crypto.c b/net/sunrpc/auth_gss/gss_krb5_crypto.c index d94a8e1e9f05b37cdb3bc82a3b419a0b0b8c1bbf..244245bcbbd25554938ab099137799d47ef6791b 100644 --- a/net/sunrpc/auth_gss/gss_krb5_crypto.c +++ b/net/sunrpc/auth_gss/gss_krb5_crypto.c @@ -78,6 +78,7 @@ krb5_encrypt( memcpy(out, in, length); sg_init_one(sg, out, length); + skcipher_request_set_tfm(req, tfm); skcipher_request_set_callback(req, 0, NULL, NULL); skcipher_request_set_crypt(req, sg, sg, length, local_iv); @@ -115,6 +116,7 @@ krb5_decrypt( memcpy(out, in, length); sg_init_one(sg, out, length); + skcipher_request_set_tfm(req, tfm); skcipher_request_set_callback(req, 0, NULL, NULL); skcipher_request_set_crypt(req, sg, sg, length, local_iv); @@ -465,7 +467,7 @@ encryptor(struct scatterlist *sg, void *data) page_pos = desc->pos - outbuf->head[0].iov_len; if (page_pos >= 0 && page_pos < outbuf->page_len) { /* pages are not in place: */ - int i = (page_pos + outbuf->page_base) >> PAGE_CACHE_SHIFT; + int i = (page_pos + outbuf->page_base) >> PAGE_SHIFT; in_page = desc->pages[i]; } else { in_page = sg_page(sg); @@ -946,7 +948,8 @@ krb5_rc4_setup_seq_key(struct krb5_ctx *kctx, struct crypto_skcipher *cipher, return PTR_ERR(hmac); } - desc = kmalloc(sizeof(*desc), GFP_KERNEL); + desc = kmalloc(sizeof(*desc) + crypto_shash_descsize(hmac), + GFP_KERNEL); if (!desc) { dprintk("%s: failed to allocate shash descriptor for '%s'\n", __func__, kctx->gk5e->cksum_name); @@ -1012,7 +1015,8 @@ krb5_rc4_setup_enc_key(struct krb5_ctx *kctx, struct crypto_skcipher *cipher, return PTR_ERR(hmac); } - desc = kmalloc(sizeof(*desc), GFP_KERNEL); + desc = kmalloc(sizeof(*desc) + crypto_shash_descsize(hmac), + GFP_KERNEL); if (!desc) { dprintk("%s: failed to allocate shash descriptor for '%s'\n", __func__, kctx->gk5e->cksum_name); diff --git a/net/sunrpc/auth_gss/gss_krb5_mech.c b/net/sunrpc/auth_gss/gss_krb5_mech.c index 71341ccb989043acd4c6d449a6d89d9db8b98513..65427492b1c95f681f79345e7ce29c62d941e147 100644 --- a/net/sunrpc/auth_gss/gss_krb5_mech.c +++ b/net/sunrpc/auth_gss/gss_krb5_mech.c @@ -451,7 +451,8 @@ context_derive_keys_rc4(struct krb5_ctx *ctx) goto out_err_free_hmac; - desc = kmalloc(sizeof(*desc), GFP_KERNEL); + desc = kmalloc(sizeof(*desc) + crypto_shash_descsize(hmac), + GFP_KERNEL); if (!desc) { dprintk("%s: failed to allocate hash descriptor for '%s'\n", __func__, ctx->gk5e->cksum_name); diff --git a/net/sunrpc/auth_gss/gss_krb5_wrap.c b/net/sunrpc/auth_gss/gss_krb5_wrap.c index 765088e4ad84d073b3587917942b9059717875b3..a737c2da08373e33aabb42b994cf83a02182711a 100644 --- a/net/sunrpc/auth_gss/gss_krb5_wrap.c +++ b/net/sunrpc/auth_gss/gss_krb5_wrap.c @@ -79,9 +79,9 @@ gss_krb5_remove_padding(struct xdr_buf *buf, int blocksize) len -= buf->head[0].iov_len; if (len <= buf->page_len) { unsigned int last = (buf->page_base + len - 1) - >>PAGE_CACHE_SHIFT; + >>PAGE_SHIFT; unsigned int offset = (buf->page_base + len - 1) - & (PAGE_CACHE_SIZE - 1); + & (PAGE_SIZE - 1); ptr = kmap_atomic(buf->pages[last]); pad = *(ptr + offset); kunmap_atomic(ptr); diff --git a/net/sunrpc/cache.c b/net/sunrpc/cache.c index 008c25d1b9f9c8c955e0da6fe631a2207966f2bb..553bf95f700301a4821d4317e9277f784370bd22 100644 --- a/net/sunrpc/cache.c +++ b/net/sunrpc/cache.c @@ -881,7 +881,7 @@ static ssize_t cache_downcall(struct address_space *mapping, char *kaddr; ssize_t ret = -ENOMEM; - if (count >= PAGE_CACHE_SIZE) + if (count >= PAGE_SIZE) goto out_slow; page = find_or_create_page(mapping, 0, GFP_KERNEL); @@ -892,7 +892,7 @@ static ssize_t cache_downcall(struct address_space *mapping, ret = cache_do_downcall(kaddr, buf, count, cd); kunmap(page); unlock_page(page); - page_cache_release(page); + put_page(page); return ret; out_slow: return cache_slow_downcall(buf, count, cd); diff --git a/net/sunrpc/rpc_pipe.c b/net/sunrpc/rpc_pipe.c index 31789ef3e614484a4d5c75721d4b9f63fc735f6a..fc48eca21fd2edb5a4b7ef9770cd03e106956b10 100644 --- a/net/sunrpc/rpc_pipe.c +++ b/net/sunrpc/rpc_pipe.c @@ -1390,8 +1390,8 @@ rpc_fill_super(struct super_block *sb, void *data, int silent) struct sunrpc_net *sn = net_generic(net, sunrpc_net_id); int err; - sb->s_blocksize = PAGE_CACHE_SIZE; - sb->s_blocksize_bits = PAGE_CACHE_SHIFT; + sb->s_blocksize = PAGE_SIZE; + sb->s_blocksize_bits = PAGE_SHIFT; sb->s_magic = RPCAUTH_GSSMAGIC; sb->s_op = &s_ops; sb->s_d_op = &simple_dentry_operations; diff --git a/net/sunrpc/socklib.c b/net/sunrpc/socklib.c index 2df87f78e518eab4f4fedd37eb38de1ae6c8aaea..de70c78025d7355e1cb788ce4d445b1fbebb035a 100644 --- a/net/sunrpc/socklib.c +++ b/net/sunrpc/socklib.c @@ -96,8 +96,8 @@ ssize_t xdr_partial_copy_from_skb(struct xdr_buf *xdr, unsigned int base, struct if (base || xdr->page_base) { pglen -= base; base += xdr->page_base; - ppage += base >> PAGE_CACHE_SHIFT; - base &= ~PAGE_CACHE_MASK; + ppage += base >> PAGE_SHIFT; + base &= ~PAGE_MASK; } do { char *kaddr; @@ -113,7 +113,7 @@ ssize_t xdr_partial_copy_from_skb(struct xdr_buf *xdr, unsigned int base, struct } } - len = PAGE_CACHE_SIZE; + len = PAGE_SIZE; kaddr = kmap_atomic(*ppage); if (base) { len -= base; diff --git a/net/sunrpc/xdr.c b/net/sunrpc/xdr.c index 4439ac4c1b53fcaf12a8a06723b4a51330dddeae..6bdb3865212d2edee16454970e21903870fd5d18 100644 --- a/net/sunrpc/xdr.c +++ b/net/sunrpc/xdr.c @@ -164,7 +164,7 @@ EXPORT_SYMBOL_GPL(xdr_inline_pages); * Note: the addresses pgto_base and pgfrom_base are both calculated in * the same way: * if a memory area starts at byte 'base' in page 'pages[i]', - * then its address is given as (i << PAGE_CACHE_SHIFT) + base + * then its address is given as (i << PAGE_SHIFT) + base * Also note: pgfrom_base must be < pgto_base, but the memory areas * they point to may overlap. */ @@ -181,20 +181,20 @@ _shift_data_right_pages(struct page **pages, size_t pgto_base, pgto_base += len; pgfrom_base += len; - pgto = pages + (pgto_base >> PAGE_CACHE_SHIFT); - pgfrom = pages + (pgfrom_base >> PAGE_CACHE_SHIFT); + pgto = pages + (pgto_base >> PAGE_SHIFT); + pgfrom = pages + (pgfrom_base >> PAGE_SHIFT); - pgto_base &= ~PAGE_CACHE_MASK; - pgfrom_base &= ~PAGE_CACHE_MASK; + pgto_base &= ~PAGE_MASK; + pgfrom_base &= ~PAGE_MASK; do { /* Are any pointers crossing a page boundary? */ if (pgto_base == 0) { - pgto_base = PAGE_CACHE_SIZE; + pgto_base = PAGE_SIZE; pgto--; } if (pgfrom_base == 0) { - pgfrom_base = PAGE_CACHE_SIZE; + pgfrom_base = PAGE_SIZE; pgfrom--; } @@ -236,11 +236,11 @@ _copy_to_pages(struct page **pages, size_t pgbase, const char *p, size_t len) char *vto; size_t copy; - pgto = pages + (pgbase >> PAGE_CACHE_SHIFT); - pgbase &= ~PAGE_CACHE_MASK; + pgto = pages + (pgbase >> PAGE_SHIFT); + pgbase &= ~PAGE_MASK; for (;;) { - copy = PAGE_CACHE_SIZE - pgbase; + copy = PAGE_SIZE - pgbase; if (copy > len) copy = len; @@ -253,7 +253,7 @@ _copy_to_pages(struct page **pages, size_t pgbase, const char *p, size_t len) break; pgbase += copy; - if (pgbase == PAGE_CACHE_SIZE) { + if (pgbase == PAGE_SIZE) { flush_dcache_page(*pgto); pgbase = 0; pgto++; @@ -280,11 +280,11 @@ _copy_from_pages(char *p, struct page **pages, size_t pgbase, size_t len) char *vfrom; size_t copy; - pgfrom = pages + (pgbase >> PAGE_CACHE_SHIFT); - pgbase &= ~PAGE_CACHE_MASK; + pgfrom = pages + (pgbase >> PAGE_SHIFT); + pgbase &= ~PAGE_MASK; do { - copy = PAGE_CACHE_SIZE - pgbase; + copy = PAGE_SIZE - pgbase; if (copy > len) copy = len; @@ -293,7 +293,7 @@ _copy_from_pages(char *p, struct page **pages, size_t pgbase, size_t len) kunmap_atomic(vfrom); pgbase += copy; - if (pgbase == PAGE_CACHE_SIZE) { + if (pgbase == PAGE_SIZE) { pgbase = 0; pgfrom++; } @@ -1038,8 +1038,8 @@ xdr_buf_subsegment(struct xdr_buf *buf, struct xdr_buf *subbuf, if (base < buf->page_len) { subbuf->page_len = min(buf->page_len - base, len); base += buf->page_base; - subbuf->page_base = base & ~PAGE_CACHE_MASK; - subbuf->pages = &buf->pages[base >> PAGE_CACHE_SHIFT]; + subbuf->page_base = base & ~PAGE_MASK; + subbuf->pages = &buf->pages[base >> PAGE_SHIFT]; len -= subbuf->page_len; base = 0; } else { @@ -1297,9 +1297,9 @@ xdr_xcode_array2(struct xdr_buf *buf, unsigned int base, todo -= avail_here; base += buf->page_base; - ppages = buf->pages + (base >> PAGE_CACHE_SHIFT); - base &= ~PAGE_CACHE_MASK; - avail_page = min_t(unsigned int, PAGE_CACHE_SIZE - base, + ppages = buf->pages + (base >> PAGE_SHIFT); + base &= ~PAGE_MASK; + avail_page = min_t(unsigned int, PAGE_SIZE - base, avail_here); c = kmap(*ppages) + base; @@ -1383,7 +1383,7 @@ xdr_xcode_array2(struct xdr_buf *buf, unsigned int base, } avail_page = min(avail_here, - (unsigned int) PAGE_CACHE_SIZE); + (unsigned int) PAGE_SIZE); } base = buf->page_len; /* align to start of tail */ } @@ -1479,9 +1479,9 @@ xdr_process_buf(struct xdr_buf *buf, unsigned int offset, unsigned int len, if (page_len > len) page_len = len; len -= page_len; - page_offset = (offset + buf->page_base) & (PAGE_CACHE_SIZE - 1); - i = (offset + buf->page_base) >> PAGE_CACHE_SHIFT; - thislen = PAGE_CACHE_SIZE - page_offset; + page_offset = (offset + buf->page_base) & (PAGE_SIZE - 1); + i = (offset + buf->page_base) >> PAGE_SHIFT; + thislen = PAGE_SIZE - page_offset; do { if (thislen > page_len) thislen = page_len; @@ -1492,7 +1492,7 @@ xdr_process_buf(struct xdr_buf *buf, unsigned int offset, unsigned int len, page_len -= thislen; i++; page_offset = 0; - thislen = PAGE_CACHE_SIZE; + thislen = PAGE_SIZE; } while (page_len != 0); offset = 0; } diff --git a/net/switchdev/switchdev.c b/net/switchdev/switchdev.c index 8b5833c1ff2e8695030587749c8c72d86d334323..2b9b98f1c2ff2a9092e0d84af5731ce5a458fd35 100644 --- a/net/switchdev/switchdev.c +++ b/net/switchdev/switchdev.c @@ -1079,7 +1079,7 @@ static int switchdev_port_fdb_dump_cb(struct switchdev_obj *obj) * @filter_dev: filter device * @idx: * - * Delete FDB entry from switch device. + * Dump FDB entries from switch device. */ int switchdev_port_fdb_dump(struct sk_buff *skb, struct netlink_callback *cb, struct net_device *dev, diff --git a/net/vmw_vsock/vmci_transport.c b/net/vmw_vsock/vmci_transport.c index 0a369bb440e77e03262ae48a7e3519db35c87835..662bdd20a7489198fdbbcb00826f8a2782a62a50 100644 --- a/net/vmw_vsock/vmci_transport.c +++ b/net/vmw_vsock/vmci_transport.c @@ -842,7 +842,7 @@ static void vmci_transport_peer_detach_cb(u32 sub_id, * qp_handle. */ if (vmci_handle_is_invalid(e_payload->handle) || - vmci_handle_is_equal(trans->qp_handle, e_payload->handle)) + !vmci_handle_is_equal(trans->qp_handle, e_payload->handle)) return; /* We don't ask for delayed CBs when we subscribe to this event (we @@ -2154,7 +2154,7 @@ module_exit(vmci_transport_exit); MODULE_AUTHOR("VMware, Inc."); MODULE_DESCRIPTION("VMCI transport for Virtual Sockets"); -MODULE_VERSION("1.0.2.0-k"); +MODULE_VERSION("1.0.3.0-k"); MODULE_LICENSE("GPL v2"); MODULE_ALIAS("vmware_vsock"); MODULE_ALIAS_NETPROTO(PF_VSOCK); diff --git a/net/xfrm/xfrm_input.c b/net/xfrm/xfrm_input.c index ad7f5b3f9b619ff22cb22da32b7f259abe82ca3d..1c4ad477ce935eb9f217fe6aebbd61551b0c1eea 100644 --- a/net/xfrm/xfrm_input.c +++ b/net/xfrm/xfrm_input.c @@ -292,12 +292,15 @@ int xfrm_input(struct sk_buff *skb, int nexthdr, __be32 spi, int encap_type) XFRM_SKB_CB(skb)->seq.input.hi = seq_hi; skb_dst_force(skb); + dev_hold(skb->dev); nexthdr = x->type->input(x, skb); if (nexthdr == -EINPROGRESS) return 0; resume: + dev_put(skb->dev); + spin_lock(&x->lock); if (nexthdr <= 0) { if (nexthdr == -EBADMSG) { diff --git a/samples/bpf/Makefile b/samples/bpf/Makefile index 502c9fc8db85d013e9e39ff7008765a0ba79ccfd..b820cc96a3bc9d11dfceb0254cf2fdae32ada196 100644 --- a/samples/bpf/Makefile +++ b/samples/bpf/Makefile @@ -76,16 +76,10 @@ HOSTLOADLIBES_offwaketime += -lelf HOSTLOADLIBES_spintest += -lelf HOSTLOADLIBES_map_perf_test += -lelf -lrt -# point this to your LLVM backend with bpf support -LLC=$(srctree)/tools/bpf/llvm/bld/Debug+Asserts/bin/llc - -# asm/sysreg.h inline assmbly used by it is incompatible with llvm. -# But, ehere is not easy way to fix it, so just exclude it since it is +# asm/sysreg.h - inline assembly used by it is incompatible with llvm. +# But, there is no easy way to fix it, so just exclude it since it is # useless for BPF samples. $(obj)/%.o: $(src)/%.c clang $(NOSTDINC_FLAGS) $(LINUXINCLUDE) $(EXTRA_CFLAGS) \ -D__KERNEL__ -D__ASM_SYSREG_H -Wno-unused-value -Wno-pointer-sign \ - -O2 -emit-llvm -c $< -o -| $(LLC) -march=bpf -filetype=obj -o $@ - clang $(NOSTDINC_FLAGS) $(LINUXINCLUDE) $(EXTRA_CFLAGS) \ - -D__KERNEL__ -D__ASM_SYSREG_H -Wno-unused-value -Wno-pointer-sign \ - -O2 -emit-llvm -c $< -o -| $(LLC) -march=bpf -filetype=asm -o $@.s + -O2 -emit-llvm -c $< -o -| llc -march=bpf -filetype=obj -o $@ diff --git a/samples/bpf/bpf_helpers.h b/samples/bpf/bpf_helpers.h index 9363500131a777f98cd7016a35b9cf9858dbf9a6..7904a2a493de43f69c0cf868d78c38d8509790af 100644 --- a/samples/bpf/bpf_helpers.h +++ b/samples/bpf/bpf_helpers.h @@ -82,6 +82,7 @@ static int (*bpf_l4_csum_replace)(void *ctx, int off, int from, int to, int flag #define PT_REGS_FP(x) ((x)->bp) #define PT_REGS_RC(x) ((x)->ax) #define PT_REGS_SP(x) ((x)->sp) +#define PT_REGS_IP(x) ((x)->ip) #elif defined(__s390x__) @@ -94,6 +95,7 @@ static int (*bpf_l4_csum_replace)(void *ctx, int off, int from, int to, int flag #define PT_REGS_FP(x) ((x)->gprs[11]) /* Works only with CONFIG_FRAME_POINTER */ #define PT_REGS_RC(x) ((x)->gprs[2]) #define PT_REGS_SP(x) ((x)->gprs[15]) +#define PT_REGS_IP(x) ((x)->ip) #elif defined(__aarch64__) @@ -106,6 +108,30 @@ static int (*bpf_l4_csum_replace)(void *ctx, int off, int from, int to, int flag #define PT_REGS_FP(x) ((x)->regs[29]) /* Works only with CONFIG_FRAME_POINTER */ #define PT_REGS_RC(x) ((x)->regs[0]) #define PT_REGS_SP(x) ((x)->sp) +#define PT_REGS_IP(x) ((x)->pc) + +#elif defined(__powerpc__) + +#define PT_REGS_PARM1(x) ((x)->gpr[3]) +#define PT_REGS_PARM2(x) ((x)->gpr[4]) +#define PT_REGS_PARM3(x) ((x)->gpr[5]) +#define PT_REGS_PARM4(x) ((x)->gpr[6]) +#define PT_REGS_PARM5(x) ((x)->gpr[7]) +#define PT_REGS_RC(x) ((x)->gpr[3]) +#define PT_REGS_SP(x) ((x)->sp) +#define PT_REGS_IP(x) ((x)->nip) #endif + +#ifdef __powerpc__ +#define BPF_KPROBE_READ_RET_IP(ip, ctx) ({ (ip) = (ctx)->link; }) +#define BPF_KRETPROBE_READ_RET_IP BPF_KPROBE_READ_RET_IP +#else +#define BPF_KPROBE_READ_RET_IP(ip, ctx) ({ \ + bpf_probe_read(&(ip), sizeof(ip), (void *)PT_REGS_RET(ctx)); }) +#define BPF_KRETPROBE_READ_RET_IP(ip, ctx) ({ \ + bpf_probe_read(&(ip), sizeof(ip), \ + (void *)(PT_REGS_FP(ctx) + sizeof(ip))); }) +#endif + #endif diff --git a/samples/bpf/map_perf_test_user.c b/samples/bpf/map_perf_test_user.c index 95af56ec573989b9ce06783942fc1c21ebc5f5ed..3147377e8fd3c98fe455c6d96f5c774cb5392f11 100644 --- a/samples/bpf/map_perf_test_user.c +++ b/samples/bpf/map_perf_test_user.c @@ -17,6 +17,7 @@ #include #include #include +#include #include "libbpf.h" #include "bpf_load.h" diff --git a/samples/bpf/spintest_kern.c b/samples/bpf/spintest_kern.c index 4b27619d91a46c680a01b91bf05ac6fd6b5ce1d7..ce0167d09cdc6f1432e687933bf38ebef59bad21 100644 --- a/samples/bpf/spintest_kern.c +++ b/samples/bpf/spintest_kern.c @@ -34,7 +34,7 @@ struct bpf_map_def SEC("maps") stackmap = { #define PROG(foo) \ int foo(struct pt_regs *ctx) \ { \ - long v = ctx->ip, *val; \ + long v = PT_REGS_IP(ctx), *val; \ \ val = bpf_map_lookup_elem(&my_map, &v); \ bpf_map_update_elem(&my_map, &v, &v, BPF_ANY); \ diff --git a/samples/bpf/tracex2_kern.c b/samples/bpf/tracex2_kern.c index 09c1adc27d426ed4adec7408a6fbae9193c39bb0..6d6eefd0d4655ed3bdcebe6bf1956a7f43a70d27 100644 --- a/samples/bpf/tracex2_kern.c +++ b/samples/bpf/tracex2_kern.c @@ -27,10 +27,10 @@ int bpf_prog2(struct pt_regs *ctx) long init_val = 1; long *value; - /* x64/s390x specific: read ip of kfree_skb caller. + /* read ip of kfree_skb caller. * non-portable version of __builtin_return_address(0) */ - bpf_probe_read(&loc, sizeof(loc), (void *)PT_REGS_RET(ctx)); + BPF_KPROBE_READ_RET_IP(loc, ctx); value = bpf_map_lookup_elem(&my_map, &loc); if (value) diff --git a/samples/bpf/tracex4_kern.c b/samples/bpf/tracex4_kern.c index ac4671420cf15949c4087b8c2847c69978646650..6dd8e384de961b66269f5da840b5d4b22d057ea8 100644 --- a/samples/bpf/tracex4_kern.c +++ b/samples/bpf/tracex4_kern.c @@ -40,7 +40,7 @@ int bpf_prog2(struct pt_regs *ctx) long ip = 0; /* get ip address of kmem_cache_alloc_node() caller */ - bpf_probe_read(&ip, sizeof(ip), (void *)(PT_REGS_FP(ctx) + sizeof(ip))); + BPF_KRETPROBE_READ_RET_IP(ip, ctx); struct pair v = { .val = bpf_ktime_get_ns(), diff --git a/scripts/asn1_compiler.c b/scripts/asn1_compiler.c index e000f44e37b8775f45023464b765a460d92d1204..c1b7ef3e24c1c055cc90d1e986b11308ff7d2e02 100644 --- a/scripts/asn1_compiler.c +++ b/scripts/asn1_compiler.c @@ -650,7 +650,7 @@ int main(int argc, char **argv) } hdr = fopen(headername, "w"); - if (!out) { + if (!hdr) { perror(headername); exit(1); } diff --git a/sound/core/timer.c b/sound/core/timer.c index aa1b15c155d1da20268eb9494144e604bad29fe6..6469bedda2f3c033a30007e910caf4c500aeaca7 100644 --- a/sound/core/timer.c +++ b/sound/core/timer.c @@ -1019,8 +1019,8 @@ static int snd_timer_s_start(struct snd_timer * timer) njiff += timer->sticks - priv->correction; priv->correction = 0; } - priv->last_expires = priv->tlist.expires = njiff; - add_timer(&priv->tlist); + priv->last_expires = njiff; + mod_timer(&priv->tlist, njiff); return 0; } @@ -1502,17 +1502,13 @@ static int snd_timer_user_ginfo(struct file *file, return err; } -static int snd_timer_user_gparams(struct file *file, - struct snd_timer_gparams __user *_gparams) +static int timer_set_gparams(struct snd_timer_gparams *gparams) { - struct snd_timer_gparams gparams; struct snd_timer *t; int err; - if (copy_from_user(&gparams, _gparams, sizeof(gparams))) - return -EFAULT; mutex_lock(®ister_mutex); - t = snd_timer_find(&gparams.tid); + t = snd_timer_find(&gparams->tid); if (!t) { err = -ENODEV; goto _error; @@ -1525,12 +1521,22 @@ static int snd_timer_user_gparams(struct file *file, err = -ENOSYS; goto _error; } - err = t->hw.set_period(t, gparams.period_num, gparams.period_den); + err = t->hw.set_period(t, gparams->period_num, gparams->period_den); _error: mutex_unlock(®ister_mutex); return err; } +static int snd_timer_user_gparams(struct file *file, + struct snd_timer_gparams __user *_gparams) +{ + struct snd_timer_gparams gparams; + + if (copy_from_user(&gparams, _gparams, sizeof(gparams))) + return -EFAULT; + return timer_set_gparams(&gparams); +} + static int snd_timer_user_gstatus(struct file *file, struct snd_timer_gstatus __user *_gstatus) { diff --git a/sound/core/timer_compat.c b/sound/core/timer_compat.c index 2e908225d754cfd4f4d23aa40abab01785351456..6a437eb661152923b7fc0764850d2fae1f6806b4 100644 --- a/sound/core/timer_compat.c +++ b/sound/core/timer_compat.c @@ -22,6 +22,19 @@ #include +/* + * ILP32/LP64 has different size for 'long' type. Additionally, the size + * of storage alignment differs depending on architectures. Here, '__packed' + * qualifier is used so that the size of this structure is multiple of 4 and + * it fits to any architectures with 32 bit storage alignment. + */ +struct snd_timer_gparams32 { + struct snd_timer_id tid; + u32 period_num; + u32 period_den; + unsigned char reserved[32]; +} __packed; + struct snd_timer_info32 { u32 flags; s32 card; @@ -32,6 +45,19 @@ struct snd_timer_info32 { unsigned char reserved[64]; }; +static int snd_timer_user_gparams_compat(struct file *file, + struct snd_timer_gparams32 __user *user) +{ + struct snd_timer_gparams gparams; + + if (copy_from_user(&gparams.tid, &user->tid, sizeof(gparams.tid)) || + get_user(gparams.period_num, &user->period_num) || + get_user(gparams.period_den, &user->period_den)) + return -EFAULT; + + return timer_set_gparams(&gparams); +} + static int snd_timer_user_info_compat(struct file *file, struct snd_timer_info32 __user *_info) { @@ -99,6 +125,7 @@ static int snd_timer_user_status_compat(struct file *file, */ enum { + SNDRV_TIMER_IOCTL_GPARAMS32 = _IOW('T', 0x04, struct snd_timer_gparams32), SNDRV_TIMER_IOCTL_INFO32 = _IOR('T', 0x11, struct snd_timer_info32), SNDRV_TIMER_IOCTL_STATUS32 = _IOW('T', 0x14, struct snd_timer_status32), #ifdef CONFIG_X86_X32 @@ -114,7 +141,6 @@ static long snd_timer_user_ioctl_compat(struct file *file, unsigned int cmd, uns case SNDRV_TIMER_IOCTL_PVERSION: case SNDRV_TIMER_IOCTL_TREAD: case SNDRV_TIMER_IOCTL_GINFO: - case SNDRV_TIMER_IOCTL_GPARAMS: case SNDRV_TIMER_IOCTL_GSTATUS: case SNDRV_TIMER_IOCTL_SELECT: case SNDRV_TIMER_IOCTL_PARAMS: @@ -128,6 +154,8 @@ static long snd_timer_user_ioctl_compat(struct file *file, unsigned int cmd, uns case SNDRV_TIMER_IOCTL_PAUSE_OLD: case SNDRV_TIMER_IOCTL_NEXT_DEVICE: return snd_timer_user_ioctl(file, cmd, (unsigned long)argp); + case SNDRV_TIMER_IOCTL_GPARAMS32: + return snd_timer_user_gparams_compat(file, argp); case SNDRV_TIMER_IOCTL_INFO32: return snd_timer_user_info_compat(file, argp); case SNDRV_TIMER_IOCTL_STATUS32: diff --git a/sound/firewire/dice/dice-stream.c b/sound/firewire/dice/dice-stream.c index 845d5e5884a4af0bec211e0aa8aa643cb00df9e0..ec4db3a514fce3c4f16c2b8c38a71ad2e9a77d4e 100644 --- a/sound/firewire/dice/dice-stream.c +++ b/sound/firewire/dice/dice-stream.c @@ -446,18 +446,12 @@ int snd_dice_stream_init_duplex(struct snd_dice *dice) void snd_dice_stream_destroy_duplex(struct snd_dice *dice) { - struct reg_params tx_params, rx_params; - - snd_dice_transaction_clear_enable(dice); + unsigned int i; - if (get_register_params(dice, &tx_params, &rx_params) == 0) { - stop_streams(dice, AMDTP_IN_STREAM, &tx_params); - stop_streams(dice, AMDTP_OUT_STREAM, &rx_params); + for (i = 0; i < MAX_STREAMS; i++) { + destroy_stream(dice, AMDTP_IN_STREAM, i); + destroy_stream(dice, AMDTP_OUT_STREAM, i); } - - release_resources(dice); - - dice->substreams_counter = 0; } void snd_dice_stream_update_duplex(struct snd_dice *dice) diff --git a/sound/hda/hdac_i915.c b/sound/hda/hdac_i915.c index fb96aead825707e7bca496bf9fcd1af389873dbc..54babe1c0b1679b97ae43c3b745f0843b15ccfde 100644 --- a/sound/hda/hdac_i915.c +++ b/sound/hda/hdac_i915.c @@ -267,6 +267,18 @@ int snd_hdac_i915_register_notifier(const struct i915_audio_component_audio_ops } EXPORT_SYMBOL_GPL(snd_hdac_i915_register_notifier); +/* check whether intel graphics is present */ +static bool i915_gfx_present(void) +{ + static struct pci_device_id ids[] = { + { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_ANY_ID), + .class = PCI_BASE_CLASS_DISPLAY << 16, + .class_mask = 0xff << 16 }, + {} + }; + return pci_dev_present(ids); +} + /** * snd_hdac_i915_init - Initialize i915 audio component * @bus: HDA core bus @@ -286,6 +298,9 @@ int snd_hdac_i915_init(struct hdac_bus *bus) struct i915_audio_component *acomp; int ret; + if (!i915_gfx_present()) + return -ENODEV; + acomp = kzalloc(sizeof(*acomp), GFP_KERNEL); if (!acomp) return -ENOMEM; diff --git a/sound/isa/sscape.c b/sound/isa/sscape.c index 7b248cdf06e2166d82dfc69ea318247fc8eca6f7..fdcfa29e220551b473534938d8995c7abf7ebe84 100644 --- a/sound/isa/sscape.c +++ b/sound/isa/sscape.c @@ -591,7 +591,7 @@ static int sscape_upload_microcode(struct snd_card *card, int version) } err = upload_dma_data(sscape, init_fw->data, init_fw->size); if (err == 0) - snd_printk(KERN_INFO "sscape: MIDI firmware loaded %d KBs\n", + snd_printk(KERN_INFO "sscape: MIDI firmware loaded %zu KBs\n", init_fw->size >> 10); release_firmware(init_fw); diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c index 2624cfe98884b414b97e356bdc5f9e1297d245b9..b680be0e937d9cd7b77b8e21365a73fe9a8c925b 100644 --- a/sound/pci/hda/hda_intel.c +++ b/sound/pci/hda/hda_intel.c @@ -2361,6 +2361,10 @@ static const struct pci_device_id azx_ids[] = { .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS }, { PCI_DEVICE(0x1002, 0xaae8), .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS }, + { PCI_DEVICE(0x1002, 0xaae0), + .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS }, + { PCI_DEVICE(0x1002, 0xaaf0), + .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS }, /* VIA VT8251/VT8237A */ { PCI_DEVICE(0x1106, 0x3288), .driver_data = AZX_DRIVER_VIA }, /* VIA GFX VT7122/VX900 */ diff --git a/sound/pci/hda/patch_hdmi.c b/sound/pci/hda/patch_hdmi.c index 5af372d018346751f1dc264b413218ff08adcd22..c83c1a8d9742b8f2da261f416561111cb64bd662 100644 --- a/sound/pci/hda/patch_hdmi.c +++ b/sound/pci/hda/patch_hdmi.c @@ -1396,7 +1396,6 @@ static bool hdmi_present_sense_via_verbs(struct hdmi_spec_per_pin *per_pin, struct hda_codec *codec = per_pin->codec; struct hdmi_spec *spec = codec->spec; struct hdmi_eld *eld = &spec->temp_eld; - struct hdmi_eld *pin_eld = &per_pin->sink_eld; hda_nid_t pin_nid = per_pin->pin_nid; /* * Always execute a GetPinSense verb here, even when called from @@ -1413,15 +1412,15 @@ static bool hdmi_present_sense_via_verbs(struct hdmi_spec_per_pin *per_pin, present = snd_hda_pin_sense(codec, pin_nid); mutex_lock(&per_pin->lock); - pin_eld->monitor_present = !!(present & AC_PINSENSE_PRESENCE); - if (pin_eld->monitor_present) + eld->monitor_present = !!(present & AC_PINSENSE_PRESENCE); + if (eld->monitor_present) eld->eld_valid = !!(present & AC_PINSENSE_ELDV); else eld->eld_valid = false; codec_dbg(codec, "HDMI status: Codec=%d Pin=%d Presence_Detect=%d ELD_Valid=%d\n", - codec->addr, pin_nid, pin_eld->monitor_present, eld->eld_valid); + codec->addr, pin_nid, eld->monitor_present, eld->eld_valid); if (eld->eld_valid) { if (spec->ops.pin_get_eld(codec, pin_nid, eld->eld_buffer, @@ -1441,7 +1440,7 @@ static bool hdmi_present_sense_via_verbs(struct hdmi_spec_per_pin *per_pin, else update_eld(codec, per_pin, eld); - ret = !repoll || !pin_eld->monitor_present || pin_eld->eld_valid; + ret = !repoll || !eld->monitor_present || eld->eld_valid; jack = snd_hda_jack_tbl_get(codec, pin_nid); if (jack) diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c index 4f5ca0b9ce27344ac67f6b8800ac031eaa7fc64d..1402ba954b3daf70650a8ceca9f0ac20eea2084e 100644 --- a/sound/pci/hda/patch_realtek.c +++ b/sound/pci/hda/patch_realtek.c @@ -4759,6 +4759,8 @@ enum { ALC255_FIXUP_DELL_SPK_NOISE, ALC225_FIXUP_DELL1_MIC_NO_PRESENCE, ALC280_FIXUP_HP_HEADSET_MIC, + ALC221_FIXUP_HP_FRONT_MIC, + ALC292_FIXUP_TPT460, }; static const struct hda_fixup alc269_fixups[] = { @@ -5401,6 +5403,19 @@ static const struct hda_fixup alc269_fixups[] = { .chained = true, .chain_id = ALC269_FIXUP_HEADSET_MIC, }, + [ALC221_FIXUP_HP_FRONT_MIC] = { + .type = HDA_FIXUP_PINS, + .v.pins = (const struct hda_pintbl[]) { + { 0x19, 0x02a19020 }, /* Front Mic */ + { } + }, + }, + [ALC292_FIXUP_TPT460] = { + .type = HDA_FIXUP_FUNC, + .v.func = alc_fixup_tpt440_dock, + .chained = true, + .chain_id = ALC293_FIXUP_LENOVO_SPK_NOISE, + }, }; static const struct snd_pci_quirk alc269_fixup_tbl[] = { @@ -5506,6 +5521,7 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = { SND_PCI_QUIRK(0x103c, 0x2336, "HP", ALC269_FIXUP_HP_MUTE_LED_MIC1), SND_PCI_QUIRK(0x103c, 0x2337, "HP", ALC269_FIXUP_HP_MUTE_LED_MIC1), SND_PCI_QUIRK(0x103c, 0x221c, "HP EliteBook 755 G2", ALC280_FIXUP_HP_HEADSET_MIC), + SND_PCI_QUIRK(0x103c, 0x8256, "HP", ALC221_FIXUP_HP_FRONT_MIC), SND_PCI_QUIRK(0x1043, 0x103f, "ASUS TX300", ALC282_FIXUP_ASUS_TX300), SND_PCI_QUIRK(0x1043, 0x106d, "Asus K53BE", ALC269_FIXUP_LIMIT_INT_MIC_BOOST), SND_PCI_QUIRK(0x1043, 0x115d, "Asus 1015E", ALC269_FIXUP_LIMIT_INT_MIC_BOOST), @@ -5554,7 +5570,7 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = { SND_PCI_QUIRK(0x17aa, 0x2218, "Thinkpad X1 Carbon 2nd", ALC292_FIXUP_TPT440_DOCK), SND_PCI_QUIRK(0x17aa, 0x2223, "ThinkPad T550", ALC292_FIXUP_TPT440_DOCK), SND_PCI_QUIRK(0x17aa, 0x2226, "ThinkPad X250", ALC292_FIXUP_TPT440_DOCK), - SND_PCI_QUIRK(0x17aa, 0x2233, "Thinkpad", ALC293_FIXUP_LENOVO_SPK_NOISE), + SND_PCI_QUIRK(0x17aa, 0x2233, "Thinkpad", ALC292_FIXUP_TPT460), SND_PCI_QUIRK(0x17aa, 0x30bb, "ThinkCentre AIO", ALC233_FIXUP_LENOVO_LINE2_MIC_HOTKEY), SND_PCI_QUIRK(0x17aa, 0x30e2, "ThinkCentre AIO", ALC233_FIXUP_LENOVO_LINE2_MIC_HOTKEY), SND_PCI_QUIRK(0x17aa, 0x3902, "Lenovo E50-80", ALC269_FIXUP_DMIC_THINKPAD_ACPI), @@ -5649,6 +5665,7 @@ static const struct hda_model_fixup alc269_fixup_models[] = { {.id = ALC283_FIXUP_SENSE_COMBO_JACK, .name = "alc283-sense-combo"}, {.id = ALC292_FIXUP_TPT440_DOCK, .name = "tpt440-dock"}, {.id = ALC292_FIXUP_TPT440, .name = "tpt440"}, + {.id = ALC292_FIXUP_TPT460, .name = "tpt460"}, {} }; #define ALC225_STANDARD_PINS \ @@ -6406,6 +6423,7 @@ enum { ALC668_FIXUP_AUTO_MUTE, ALC668_FIXUP_DELL_DISABLE_AAMIX, ALC668_FIXUP_DELL_XPS13, + ALC662_FIXUP_ASUS_Nx50, }; static const struct hda_fixup alc662_fixups[] = { @@ -6646,6 +6664,12 @@ static const struct hda_fixup alc662_fixups[] = { .type = HDA_FIXUP_FUNC, .v.func = alc_fixup_bass_chmap, }, + [ALC662_FIXUP_ASUS_Nx50] = { + .type = HDA_FIXUP_FUNC, + .v.func = alc_fixup_auto_mute_via_amp, + .chained = true, + .chain_id = ALC662_FIXUP_BASS_1A + }, }; static const struct snd_pci_quirk alc662_fixup_tbl[] = { @@ -6668,8 +6692,9 @@ static const struct snd_pci_quirk alc662_fixup_tbl[] = { SND_PCI_QUIRK(0x1028, 0x0698, "Dell", ALC668_FIXUP_DELL_MIC_NO_PRESENCE), SND_PCI_QUIRK(0x1028, 0x069f, "Dell", ALC668_FIXUP_DELL_MIC_NO_PRESENCE), SND_PCI_QUIRK(0x103c, 0x1632, "HP RP5800", ALC662_FIXUP_HP_RP5800), - SND_PCI_QUIRK(0x1043, 0x11cd, "Asus N550", ALC662_FIXUP_BASS_1A), + SND_PCI_QUIRK(0x1043, 0x11cd, "Asus N550", ALC662_FIXUP_ASUS_Nx50), SND_PCI_QUIRK(0x1043, 0x13df, "Asus N550JX", ALC662_FIXUP_BASS_1A), + SND_PCI_QUIRK(0x1043, 0x129d, "Asus N750", ALC662_FIXUP_ASUS_Nx50), SND_PCI_QUIRK(0x1043, 0x1477, "ASUS N56VZ", ALC662_FIXUP_BASS_MODE4_CHMAP), SND_PCI_QUIRK(0x1043, 0x15a7, "ASUS UX51VZH", ALC662_FIXUP_BASS_16), SND_PCI_QUIRK(0x1043, 0x1b73, "ASUS N55SF", ALC662_FIXUP_BASS_16), diff --git a/sound/usb/Kconfig b/sound/usb/Kconfig index d14bf411515b57195db8fcb10dd9e283738dee8c..a452ad7cec4016f603142e722b5d2535959c4581 100644 --- a/sound/usb/Kconfig +++ b/sound/usb/Kconfig @@ -15,7 +15,6 @@ config SND_USB_AUDIO select SND_RAWMIDI select SND_PCM select BITREVERSE - select SND_USB_AUDIO_USE_MEDIA_CONTROLLER if MEDIA_CONTROLLER && (MEDIA_SUPPORT=y || MEDIA_SUPPORT=SND_USB_AUDIO) help Say Y here to include support for USB audio and USB MIDI devices. @@ -23,9 +22,6 @@ config SND_USB_AUDIO To compile this driver as a module, choose M here: the module will be called snd-usb-audio. -config SND_USB_AUDIO_USE_MEDIA_CONTROLLER - bool - config SND_USB_UA101 tristate "Edirol UA-101/UA-1000 driver" select SND_PCM diff --git a/sound/usb/Makefile b/sound/usb/Makefile index 8dca3c407f5a77446c1f7ea8d36db4e207bf112c..2d2d122b069f37974b7353d781023cf99cbe11ef 100644 --- a/sound/usb/Makefile +++ b/sound/usb/Makefile @@ -15,8 +15,6 @@ snd-usb-audio-objs := card.o \ quirks.o \ stream.o -snd-usb-audio-$(CONFIG_SND_USB_AUDIO_USE_MEDIA_CONTROLLER) += media.o - snd-usbmidi-lib-objs := midi.o # Toplevel Module Dependency diff --git a/sound/usb/card.c b/sound/usb/card.c index 63244bbba8c76d7e738a3a0c962b3f623cdd9d7f..3fc63583a5372dbec8d09e7ba7cf7399abb54cd1 100644 --- a/sound/usb/card.c +++ b/sound/usb/card.c @@ -66,7 +66,6 @@ #include "format.h" #include "power.h" #include "stream.h" -#include "media.h" MODULE_AUTHOR("Takashi Iwai "); MODULE_DESCRIPTION("USB Audio"); @@ -612,11 +611,6 @@ static int usb_audio_probe(struct usb_interface *intf, if (err < 0) goto __error; - if (quirk->media_device) { - /* don't want to fail when media_snd_device_create() fails */ - media_snd_device_create(chip, intf); - } - usb_chip[chip->index] = chip; chip->num_interfaces++; usb_set_intfdata(intf, chip); @@ -673,14 +667,6 @@ static void usb_audio_disconnect(struct usb_interface *intf) list_for_each(p, &chip->midi_list) { snd_usbmidi_disconnect(p); } - /* - * Nice to check quirk && quirk->media_device - * need some special handlings. Doesn't look like - * we have access to quirk here - * Acceses mixer_list - */ - media_snd_device_delete(chip); - /* release mixer resources */ list_for_each_entry(mixer, &chip->mixer_list, list) { snd_usb_mixer_disconnect(mixer); diff --git a/sound/usb/card.h b/sound/usb/card.h index 34a0898e2238c004c9791eb97f0ca250bd8bc5f7..71778ca4b26aafcb3dacedcc660947a5df61f7e2 100644 --- a/sound/usb/card.h +++ b/sound/usb/card.h @@ -105,8 +105,6 @@ struct snd_usb_endpoint { struct list_head list; }; -struct media_ctl; - struct snd_usb_substream { struct snd_usb_stream *stream; struct usb_device *dev; @@ -158,7 +156,6 @@ struct snd_usb_substream { } dsd_dop; bool trigger_tstamp_pending_update; /* trigger timestamp being updated from initial estimate */ - struct media_ctl *media_ctl; }; struct snd_usb_stream { diff --git a/sound/usb/media.c b/sound/usb/media.c deleted file mode 100644 index 93a50d01490c03e4e0ea81e330f3c807f328f246..0000000000000000000000000000000000000000 --- a/sound/usb/media.c +++ /dev/null @@ -1,318 +0,0 @@ -/* - * media.c - Media Controller specific ALSA driver code - * - * Copyright (c) 2016 Shuah Khan - * Copyright (c) 2016 Samsung Electronics Co., Ltd. - * - * This file is released under the GPLv2. - */ - -/* - * This file adds Media Controller support to ALSA driver - * to use the Media Controller API to share tuner with DVB - * and V4L2 drivers that control media device. Media device - * is created based on existing quirks framework. Using this - * approach, the media controller API usage can be added for - * a specific device. -*/ - -#include -#include -#include -#include -#include - -#include -#include - -#include "usbaudio.h" -#include "card.h" -#include "mixer.h" -#include "media.h" - -static int media_snd_enable_source(struct media_ctl *mctl) -{ - if (mctl && mctl->media_dev->enable_source) - return mctl->media_dev->enable_source(&mctl->media_entity, - &mctl->media_pipe); - return 0; -} - -static void media_snd_disable_source(struct media_ctl *mctl) -{ - if (mctl && mctl->media_dev->disable_source) - mctl->media_dev->disable_source(&mctl->media_entity); -} - -int media_snd_stream_init(struct snd_usb_substream *subs, struct snd_pcm *pcm, - int stream) -{ - struct media_device *mdev; - struct media_ctl *mctl; - struct device *pcm_dev = &pcm->streams[stream].dev; - u32 intf_type; - int ret = 0; - u16 mixer_pad; - struct media_entity *entity; - - mdev = subs->stream->chip->media_dev; - if (!mdev) - return -ENODEV; - - if (subs->media_ctl) - return 0; - - /* allocate media_ctl */ - mctl = kzalloc(sizeof(*mctl), GFP_KERNEL); - if (!mctl) - return -ENOMEM; - - mctl->media_dev = mdev; - if (stream == SNDRV_PCM_STREAM_PLAYBACK) { - intf_type = MEDIA_INTF_T_ALSA_PCM_PLAYBACK; - mctl->media_entity.function = MEDIA_ENT_F_AUDIO_PLAYBACK; - mctl->media_pad.flags = MEDIA_PAD_FL_SOURCE; - mixer_pad = 1; - } else { - intf_type = MEDIA_INTF_T_ALSA_PCM_CAPTURE; - mctl->media_entity.function = MEDIA_ENT_F_AUDIO_CAPTURE; - mctl->media_pad.flags = MEDIA_PAD_FL_SINK; - mixer_pad = 2; - } - mctl->media_entity.name = pcm->name; - media_entity_pads_init(&mctl->media_entity, 1, &mctl->media_pad); - ret = media_device_register_entity(mctl->media_dev, - &mctl->media_entity); - if (ret) - goto free_mctl; - - mctl->intf_devnode = media_devnode_create(mdev, intf_type, 0, - MAJOR(pcm_dev->devt), - MINOR(pcm_dev->devt)); - if (!mctl->intf_devnode) { - ret = -ENOMEM; - goto unregister_entity; - } - mctl->intf_link = media_create_intf_link(&mctl->media_entity, - &mctl->intf_devnode->intf, - MEDIA_LNK_FL_ENABLED); - if (!mctl->intf_link) { - ret = -ENOMEM; - goto devnode_remove; - } - - /* create link between mixer and audio */ - media_device_for_each_entity(entity, mdev) { - switch (entity->function) { - case MEDIA_ENT_F_AUDIO_MIXER: - ret = media_create_pad_link(entity, mixer_pad, - &mctl->media_entity, 0, - MEDIA_LNK_FL_ENABLED); - if (ret) - goto remove_intf_link; - break; - } - } - - subs->media_ctl = mctl; - return 0; - -remove_intf_link: - media_remove_intf_link(mctl->intf_link); -devnode_remove: - media_devnode_remove(mctl->intf_devnode); -unregister_entity: - media_device_unregister_entity(&mctl->media_entity); -free_mctl: - kfree(mctl); - return ret; -} - -void media_snd_stream_delete(struct snd_usb_substream *subs) -{ - struct media_ctl *mctl = subs->media_ctl; - - if (mctl && mctl->media_dev) { - struct media_device *mdev; - - mdev = subs->stream->chip->media_dev; - if (mdev && media_devnode_is_registered(&mdev->devnode)) { - media_devnode_remove(mctl->intf_devnode); - media_device_unregister_entity(&mctl->media_entity); - media_entity_cleanup(&mctl->media_entity); - } - kfree(mctl); - subs->media_ctl = NULL; - } -} - -int media_snd_start_pipeline(struct snd_usb_substream *subs) -{ - struct media_ctl *mctl = subs->media_ctl; - - if (mctl) - return media_snd_enable_source(mctl); - return 0; -} - -void media_snd_stop_pipeline(struct snd_usb_substream *subs) -{ - struct media_ctl *mctl = subs->media_ctl; - - if (mctl) - media_snd_disable_source(mctl); -} - -int media_snd_mixer_init(struct snd_usb_audio *chip) -{ - struct device *ctl_dev = &chip->card->ctl_dev; - struct media_intf_devnode *ctl_intf; - struct usb_mixer_interface *mixer; - struct media_device *mdev = chip->media_dev; - struct media_mixer_ctl *mctl; - u32 intf_type = MEDIA_INTF_T_ALSA_CONTROL; - int ret; - - if (!mdev) - return -ENODEV; - - ctl_intf = chip->ctl_intf_media_devnode; - if (!ctl_intf) { - ctl_intf = media_devnode_create(mdev, intf_type, 0, - MAJOR(ctl_dev->devt), - MINOR(ctl_dev->devt)); - if (!ctl_intf) - return -ENOMEM; - chip->ctl_intf_media_devnode = ctl_intf; - } - - list_for_each_entry(mixer, &chip->mixer_list, list) { - - if (mixer->media_mixer_ctl) - continue; - - /* allocate media_mixer_ctl */ - mctl = kzalloc(sizeof(*mctl), GFP_KERNEL); - if (!mctl) - return -ENOMEM; - - mctl->media_dev = mdev; - mctl->media_entity.function = MEDIA_ENT_F_AUDIO_MIXER; - mctl->media_entity.name = chip->card->mixername; - mctl->media_pad[0].flags = MEDIA_PAD_FL_SINK; - mctl->media_pad[1].flags = MEDIA_PAD_FL_SOURCE; - mctl->media_pad[2].flags = MEDIA_PAD_FL_SOURCE; - media_entity_pads_init(&mctl->media_entity, MEDIA_MIXER_PAD_MAX, - mctl->media_pad); - ret = media_device_register_entity(mctl->media_dev, - &mctl->media_entity); - if (ret) { - kfree(mctl); - return ret; - } - - mctl->intf_link = media_create_intf_link(&mctl->media_entity, - &ctl_intf->intf, - MEDIA_LNK_FL_ENABLED); - if (!mctl->intf_link) { - media_device_unregister_entity(&mctl->media_entity); - media_entity_cleanup(&mctl->media_entity); - kfree(mctl); - return -ENOMEM; - } - mctl->intf_devnode = ctl_intf; - mixer->media_mixer_ctl = mctl; - } - return 0; -} - -static void media_snd_mixer_delete(struct snd_usb_audio *chip) -{ - struct usb_mixer_interface *mixer; - struct media_device *mdev = chip->media_dev; - - if (!mdev) - return; - - list_for_each_entry(mixer, &chip->mixer_list, list) { - struct media_mixer_ctl *mctl; - - mctl = mixer->media_mixer_ctl; - if (!mixer->media_mixer_ctl) - continue; - - if (media_devnode_is_registered(&mdev->devnode)) { - media_device_unregister_entity(&mctl->media_entity); - media_entity_cleanup(&mctl->media_entity); - } - kfree(mctl); - mixer->media_mixer_ctl = NULL; - } - if (media_devnode_is_registered(&mdev->devnode)) - media_devnode_remove(chip->ctl_intf_media_devnode); - chip->ctl_intf_media_devnode = NULL; -} - -int media_snd_device_create(struct snd_usb_audio *chip, - struct usb_interface *iface) -{ - struct media_device *mdev; - struct usb_device *usbdev = interface_to_usbdev(iface); - int ret; - - mdev = media_device_get_devres(&usbdev->dev); - if (!mdev) - return -ENOMEM; - if (!mdev->dev) { - /* register media device */ - mdev->dev = &usbdev->dev; - if (usbdev->product) - strlcpy(mdev->model, usbdev->product, - sizeof(mdev->model)); - if (usbdev->serial) - strlcpy(mdev->serial, usbdev->serial, - sizeof(mdev->serial)); - strcpy(mdev->bus_info, usbdev->devpath); - mdev->hw_revision = le16_to_cpu(usbdev->descriptor.bcdDevice); - media_device_init(mdev); - } - if (!media_devnode_is_registered(&mdev->devnode)) { - ret = media_device_register(mdev); - if (ret) { - dev_err(&usbdev->dev, - "Couldn't register media device. Error: %d\n", - ret); - return ret; - } - } - - /* save media device - avoid lookups */ - chip->media_dev = mdev; - - /* Create media entities for mixer and control dev */ - ret = media_snd_mixer_init(chip); - if (ret) { - dev_err(&usbdev->dev, - "Couldn't create media mixer entities. Error: %d\n", - ret); - - /* clear saved media_dev */ - chip->media_dev = NULL; - - return ret; - } - return 0; -} - -void media_snd_device_delete(struct snd_usb_audio *chip) -{ - struct media_device *mdev = chip->media_dev; - - media_snd_mixer_delete(chip); - - if (mdev) { - if (media_devnode_is_registered(&mdev->devnode)) - media_device_unregister(mdev); - chip->media_dev = NULL; - } -} diff --git a/sound/usb/media.h b/sound/usb/media.h deleted file mode 100644 index 1dcdcdc5f7aa357685981533dc58989c51b34f78..0000000000000000000000000000000000000000 --- a/sound/usb/media.h +++ /dev/null @@ -1,72 +0,0 @@ -/* - * media.h - Media Controller specific ALSA driver code - * - * Copyright (c) 2016 Shuah Khan - * Copyright (c) 2016 Samsung Electronics Co., Ltd. - * - * This file is released under the GPLv2. - */ - -/* - * This file adds Media Controller support to ALSA driver - * to use the Media Controller API to share tuner with DVB - * and V4L2 drivers that control media device. Media device - * is created based on existing quirks framework. Using this - * approach, the media controller API usage can be added for - * a specific device. -*/ -#ifndef __MEDIA_H - -#ifdef CONFIG_SND_USB_AUDIO_USE_MEDIA_CONTROLLER - -#include -#include -#include - -struct media_ctl { - struct media_device *media_dev; - struct media_entity media_entity; - struct media_intf_devnode *intf_devnode; - struct media_link *intf_link; - struct media_pad media_pad; - struct media_pipeline media_pipe; -}; - -/* - * One source pad each for SNDRV_PCM_STREAM_CAPTURE and - * SNDRV_PCM_STREAM_PLAYBACK. One for sink pad to link - * to AUDIO Source -*/ -#define MEDIA_MIXER_PAD_MAX (SNDRV_PCM_STREAM_LAST + 2) - -struct media_mixer_ctl { - struct media_device *media_dev; - struct media_entity media_entity; - struct media_intf_devnode *intf_devnode; - struct media_link *intf_link; - struct media_pad media_pad[MEDIA_MIXER_PAD_MAX]; - struct media_pipeline media_pipe; -}; - -int media_snd_device_create(struct snd_usb_audio *chip, - struct usb_interface *iface); -void media_snd_device_delete(struct snd_usb_audio *chip); -int media_snd_stream_init(struct snd_usb_substream *subs, struct snd_pcm *pcm, - int stream); -void media_snd_stream_delete(struct snd_usb_substream *subs); -int media_snd_start_pipeline(struct snd_usb_substream *subs); -void media_snd_stop_pipeline(struct snd_usb_substream *subs); -#else -static inline int media_snd_device_create(struct snd_usb_audio *chip, - struct usb_interface *iface) - { return 0; } -static inline void media_snd_device_delete(struct snd_usb_audio *chip) { } -static inline int media_snd_stream_init(struct snd_usb_substream *subs, - struct snd_pcm *pcm, int stream) - { return 0; } -static inline void media_snd_stream_delete(struct snd_usb_substream *subs) { } -static inline int media_snd_start_pipeline(struct snd_usb_substream *subs) - { return 0; } -static inline void media_snd_stop_pipeline(struct snd_usb_substream *subs) { } -#endif -#endif /* __MEDIA_H */ diff --git a/sound/usb/mixer.h b/sound/usb/mixer.h index f3789446ab9c49717e1dc0fa1c93e56162a08fbb..3417ef347e40432482b84de271a3bb98c8724297 100644 --- a/sound/usb/mixer.h +++ b/sound/usb/mixer.h @@ -3,8 +3,6 @@ #include -struct media_mixer_ctl; - struct usb_mixer_interface { struct snd_usb_audio *chip; struct usb_host_interface *hostif; @@ -24,7 +22,6 @@ struct usb_mixer_interface { struct urb *rc_urb; struct usb_ctrlrequest *rc_setup_packet; u8 rc_buffer[6]; - struct media_mixer_ctl *media_mixer_ctl; }; #define MAX_CHANNELS 16 /* max logical channels */ diff --git a/sound/usb/mixer_maps.c b/sound/usb/mixer_maps.c index ddca6547399b0103b37abbdf73cfa5c9e710a7fd..1f8fb0d904e059d4e6084d0c221489d598e9e4c1 100644 --- a/sound/usb/mixer_maps.c +++ b/sound/usb/mixer_maps.c @@ -348,6 +348,16 @@ static struct usbmix_name_map bose_companion5_map[] = { { 0 } /* terminator */ }; +/* + * Dell usb dock with ALC4020 codec had a firmware problem where it got + * screwed up when zero volume is passed; just skip it as a workaround + */ +static const struct usbmix_name_map dell_alc4020_map[] = { + { 16, NULL }, + { 19, NULL }, + { 0 } +}; + /* * Control map entries */ @@ -430,6 +440,10 @@ static struct usbmix_ctl_map usbmix_ctl_maps[] = { .id = USB_ID(0x0ccd, 0x0028), .map = aureon_51_2_map, }, + { + .id = USB_ID(0x0bda, 0x4014), + .map = dell_alc4020_map, + }, { .id = USB_ID(0x0dba, 0x1000), .map = mbox1_map, diff --git a/sound/usb/pcm.c b/sound/usb/pcm.c index 0e4e0640c50486b608b4a3df4c83b18fd11cae17..44d178ee9177565bba3fde9d2ac2b7308e8dd7ae 100644 --- a/sound/usb/pcm.c +++ b/sound/usb/pcm.c @@ -35,7 +35,6 @@ #include "pcm.h" #include "clock.h" #include "power.h" -#include "media.h" #define SUBSTREAM_FLAG_DATA_EP_STARTED 0 #define SUBSTREAM_FLAG_SYNC_EP_STARTED 1 @@ -718,14 +717,10 @@ static int snd_usb_hw_params(struct snd_pcm_substream *substream, struct audioformat *fmt; int ret; - ret = media_snd_start_pipeline(subs); - if (ret) - return ret; - ret = snd_pcm_lib_alloc_vmalloc_buffer(substream, params_buffer_bytes(hw_params)); if (ret < 0) - goto err_ret; + return ret; subs->pcm_format = params_format(hw_params); subs->period_bytes = params_period_bytes(hw_params); @@ -739,27 +734,22 @@ static int snd_usb_hw_params(struct snd_pcm_substream *substream, dev_dbg(&subs->dev->dev, "cannot set format: format = %#x, rate = %d, channels = %d\n", subs->pcm_format, subs->cur_rate, subs->channels); - ret = -EINVAL; - goto err_ret; + return -EINVAL; } ret = snd_usb_lock_shutdown(subs->stream->chip); if (ret < 0) - goto err_ret; + return ret; ret = set_format(subs, fmt); snd_usb_unlock_shutdown(subs->stream->chip); if (ret < 0) - goto err_ret; + return ret; subs->interface = fmt->iface; subs->altset_idx = fmt->altset_idx; subs->need_setup_ep = true; return 0; - -err_ret: - media_snd_stop_pipeline(subs); - return ret; } /* @@ -771,7 +761,6 @@ static int snd_usb_hw_free(struct snd_pcm_substream *substream) { struct snd_usb_substream *subs = substream->runtime->private_data; - media_snd_stop_pipeline(subs); subs->cur_audiofmt = NULL; subs->cur_rate = 0; subs->period_bytes = 0; @@ -1232,7 +1221,6 @@ static int snd_usb_pcm_open(struct snd_pcm_substream *substream, int direction) struct snd_usb_stream *as = snd_pcm_substream_chip(substream); struct snd_pcm_runtime *runtime = substream->runtime; struct snd_usb_substream *subs = &as->substream[direction]; - int ret; subs->interface = -1; subs->altset_idx = 0; @@ -1246,12 +1234,7 @@ static int snd_usb_pcm_open(struct snd_pcm_substream *substream, int direction) subs->dsd_dop.channel = 0; subs->dsd_dop.marker = 1; - ret = setup_hw_info(runtime, subs); - if (ret == 0) - ret = media_snd_stream_init(subs, as->pcm, direction); - if (ret) - snd_usb_autosuspend(subs->stream->chip); - return ret; + return setup_hw_info(runtime, subs); } static int snd_usb_pcm_close(struct snd_pcm_substream *substream, int direction) @@ -1260,7 +1243,6 @@ static int snd_usb_pcm_close(struct snd_pcm_substream *substream, int direction) struct snd_usb_substream *subs = &as->substream[direction]; stop_endpoints(subs, true); - media_snd_stop_pipeline(subs); if (subs->interface >= 0 && !snd_usb_lock_shutdown(subs->stream->chip)) { diff --git a/sound/usb/quirks-table.h b/sound/usb/quirks-table.h index 9d087b19c70c861e9a4bb219570c88aa2d15dba9..c60a776e815d72f14b9b6345f2e8a0266f8ec1b6 100644 --- a/sound/usb/quirks-table.h +++ b/sound/usb/quirks-table.h @@ -2886,7 +2886,6 @@ YAMAHA_DEVICE(0x7010, "UB99"), .product_name = pname, \ .ifnum = QUIRK_ANY_INTERFACE, \ .type = QUIRK_AUDIO_ALIGN_TRANSFER, \ - .media_device = 1, \ } \ } diff --git a/sound/usb/quirks.c b/sound/usb/quirks.c index fb62bce2435c0e370d2fc55d2113cd1f4187fd8f..0adfd9537cf766bbe130c71c4cc029091b2d4118 100644 --- a/sound/usb/quirks.c +++ b/sound/usb/quirks.c @@ -150,6 +150,7 @@ static int create_fixed_stream_quirk(struct snd_usb_audio *chip, usb_audio_err(chip, "cannot memdup\n"); return -ENOMEM; } + INIT_LIST_HEAD(&fp->list); if (fp->nr_rates > MAX_NR_RATES) { kfree(fp); return -EINVAL; @@ -193,6 +194,7 @@ static int create_fixed_stream_quirk(struct snd_usb_audio *chip, return 0; error: + list_del(&fp->list); /* unlink for avoiding double-free */ kfree(fp); kfree(rate_table); return err; @@ -469,6 +471,7 @@ static int create_uaxx_quirk(struct snd_usb_audio *chip, fp->ep_attr = get_endpoint(alts, 0)->bmAttributes; fp->datainterval = 0; fp->maxpacksize = le16_to_cpu(get_endpoint(alts, 0)->wMaxPacketSize); + INIT_LIST_HEAD(&fp->list); switch (fp->maxpacksize) { case 0x120: @@ -492,6 +495,7 @@ static int create_uaxx_quirk(struct snd_usb_audio *chip, ? SNDRV_PCM_STREAM_CAPTURE : SNDRV_PCM_STREAM_PLAYBACK; err = snd_usb_add_audio_stream(chip, stream, fp); if (err < 0) { + list_del(&fp->list); /* unlink for avoiding double-free */ kfree(fp); return err; } @@ -1130,9 +1134,11 @@ bool snd_usb_get_sample_rate_quirk(struct snd_usb_audio *chip) case USB_ID(0x045E, 0x076F): /* MS Lifecam HD-6000 */ case USB_ID(0x045E, 0x0772): /* MS Lifecam Studio */ case USB_ID(0x045E, 0x0779): /* MS Lifecam HD-3000 */ + case USB_ID(0x047F, 0x0415): /* Plantronics BT-300 */ case USB_ID(0x047F, 0xAA05): /* Plantronics DA45 */ case USB_ID(0x04D8, 0xFEEA): /* Benchmark DAC1 Pre */ case USB_ID(0x074D, 0x3553): /* Outlaw RR2150 (Micronas UAC3553B) */ + case USB_ID(0x1de7, 0x0014): /* Phoenix Audio TMX320 */ case USB_ID(0x21B4, 0x0081): /* AudioQuest DragonFly */ return true; } diff --git a/sound/usb/stream.c b/sound/usb/stream.c index 51258a15f653e0ea62b51fb539734b693fbf449b..8e9548bc1f1a922e6ceb5c99450da8ba28ee22ff 100644 --- a/sound/usb/stream.c +++ b/sound/usb/stream.c @@ -36,7 +36,6 @@ #include "format.h" #include "clock.h" #include "stream.h" -#include "media.h" /* * free a substream @@ -53,7 +52,6 @@ static void free_substream(struct snd_usb_substream *subs) kfree(fp); } kfree(subs->rate_list.list); - media_snd_stream_delete(subs); } @@ -316,7 +314,9 @@ static struct snd_pcm_chmap_elem *convert_chmap(int channels, unsigned int bits, /* * add this endpoint to the chip instance. * if a stream with the same endpoint already exists, append to it. - * if not, create a new pcm stream. + * if not, create a new pcm stream. note, fp is added to the substream + * fmt_list and will be freed on the chip instance release. do not free + * fp or do remove it from the substream fmt_list to avoid double-free. */ int snd_usb_add_audio_stream(struct snd_usb_audio *chip, int stream, @@ -677,6 +677,7 @@ int snd_usb_parse_audio_interface(struct snd_usb_audio *chip, int iface_no) * (fp->maxpacksize & 0x7ff); fp->attributes = parse_uac_endpoint_attributes(chip, alts, protocol, iface_no); fp->clock = clock; + INIT_LIST_HEAD(&fp->list); /* some quirks for attributes here */ @@ -725,6 +726,7 @@ int snd_usb_parse_audio_interface(struct snd_usb_audio *chip, int iface_no) dev_dbg(&dev->dev, "%u:%d: add audio endpoint %#x\n", iface_no, altno, fp->endpoint); err = snd_usb_add_audio_stream(chip, stream, fp); if (err < 0) { + list_del(&fp->list); /* unlink for avoiding double-free */ kfree(fp->rate_table); kfree(fp->chmap); kfree(fp); diff --git a/sound/usb/usbaudio.h b/sound/usb/usbaudio.h index a161c7c1b126651c558b0140678ad0d1e6f432d8..b665d85555cb3aad0c9a621232f28d8e1f75344a 100644 --- a/sound/usb/usbaudio.h +++ b/sound/usb/usbaudio.h @@ -30,9 +30,6 @@ * */ -struct media_device; -struct media_intf_devnode; - struct snd_usb_audio { int index; struct usb_device *dev; @@ -63,8 +60,6 @@ struct snd_usb_audio { bool autoclock; /* from the 'autoclock' module param */ struct usb_host_interface *ctrl_intf; /* the audio control interface */ - struct media_device *media_dev; - struct media_intf_devnode *ctl_intf_media_devnode; }; #define usb_audio_err(chip, fmt, args...) \ @@ -115,7 +110,6 @@ struct snd_usb_audio_quirk { const char *product_name; int16_t ifnum; uint16_t type; - bool media_device; const void *data; }; diff --git a/tools/lib/lockdep/run_tests.sh b/tools/lib/lockdep/run_tests.sh index 5334ad9d39b7fc1853d4049b8ed8ce6358c27879..1069d96248c168960b225fcda8a7bad60edf0db0 100755 --- a/tools/lib/lockdep/run_tests.sh +++ b/tools/lib/lockdep/run_tests.sh @@ -3,7 +3,7 @@ make &> /dev/null for i in `ls tests/*.c`; do - testname=$(basename -s .c "$i") + testname=$(basename "$i" .c) gcc -o tests/$testname -pthread -lpthread $i liblockdep.a -Iinclude -D__USE_LIBLOCKDEP &> /dev/null echo -ne "$testname... " if [ $(timeout 1 ./tests/$testname | wc -l) -gt 0 ]; then @@ -11,11 +11,13 @@ for i in `ls tests/*.c`; do else echo "FAILED!" fi - rm tests/$testname + if [ -f "tests/$testname" ]; then + rm tests/$testname + fi done for i in `ls tests/*.c`; do - testname=$(basename -s .c "$i") + testname=$(basename "$i" .c) gcc -o tests/$testname -pthread -lpthread -Iinclude $i &> /dev/null echo -ne "(PRELOAD) $testname... " if [ $(timeout 1 ./lockdep ./tests/$testname | wc -l) -gt 0 ]; then @@ -23,5 +25,7 @@ for i in `ls tests/*.c`; do else echo "FAILED!" fi - rm tests/$testname + if [ -f "tests/$testname" ]; then + rm tests/$testname + fi done diff --git a/tools/perf/MANIFEST b/tools/perf/MANIFEST index 2e1fa2357528a01d293fa00a8c61c9f0ec29bad6..8c8c6b9ce915341dfc01a02185a53b4198b7d790 100644 --- a/tools/perf/MANIFEST +++ b/tools/perf/MANIFEST @@ -74,6 +74,7 @@ arch/*/include/uapi/asm/unistd*.h arch/*/include/uapi/asm/perf_regs.h arch/*/lib/memcpy*.S arch/*/lib/memset*.S +arch/*/include/asm/*features.h include/linux/poison.h include/linux/hw_breakpoint.h include/uapi/linux/perf_event.h diff --git a/tools/perf/arch/powerpc/util/header.c b/tools/perf/arch/powerpc/util/header.c index 6138bdef6e63d9f3da37716866f2a38544c2a0c1..f8ccee132867c566dabf4bb727e9c17d78637894 100644 --- a/tools/perf/arch/powerpc/util/header.c +++ b/tools/perf/arch/powerpc/util/header.c @@ -4,6 +4,8 @@ #include #include #include +#include "header.h" +#include "util.h" #define mfspr(rn) ({unsigned long rval; \ asm volatile("mfspr %0," __stringify(rn) \ diff --git a/tools/perf/tests/perf-targz-src-pkg b/tools/perf/tests/perf-targz-src-pkg index 238aa3927c71e1ad8c57510641e303cc2a92d6f8..f2d9c5fe58e09f62bc517025bcbb85f15fce429a 100755 --- a/tools/perf/tests/perf-targz-src-pkg +++ b/tools/perf/tests/perf-targz-src-pkg @@ -15,7 +15,7 @@ TMP_DEST=$(mktemp -d) tar xf ${TARBALL} -C $TMP_DEST rm -f ${TARBALL} cd - > /dev/null -make -C $TMP_DEST/perf*/tools/perf > /dev/null 2>&1 +make -C $TMP_DEST/perf*/tools/perf > /dev/null RC=$? rm -rf ${TMP_DEST} exit $RC diff --git a/tools/perf/ui/browsers/hists.c b/tools/perf/ui/browsers/hists.c index 4b98165559462025ded4db4a41fe8b5e66a9f151..2a83414159a65a026195f102c164ed6f6eae45be 100644 --- a/tools/perf/ui/browsers/hists.c +++ b/tools/perf/ui/browsers/hists.c @@ -337,7 +337,7 @@ static void callchain_node__init_have_children(struct callchain_node *node, chain = list_entry(node->val.next, struct callchain_list, list); chain->has_children = has_sibling; - if (node->val.next != node->val.prev) { + if (!list_empty(&node->val)) { chain = list_entry(node->val.prev, struct callchain_list, list); chain->has_children = !RB_EMPTY_ROOT(&node->rb_root); } diff --git a/tools/perf/util/event.c b/tools/perf/util/event.c index 52cf479bc5935d3f74edbf7d3c8733d4191e268a..dad55d04ffdd5074c212fac7dbcd306444f008e6 100644 --- a/tools/perf/util/event.c +++ b/tools/perf/util/event.c @@ -56,13 +56,22 @@ const char *perf_event__name(unsigned int id) return perf_event__names[id]; } -static struct perf_sample synth_sample = { +static int perf_tool__process_synth_event(struct perf_tool *tool, + union perf_event *event, + struct machine *machine, + perf_event__handler_t process) +{ + struct perf_sample synth_sample = { .pid = -1, .tid = -1, .time = -1, .stream_id = -1, .cpu = -1, .period = 1, + .cpumode = event->header.misc & PERF_RECORD_MISC_CPUMODE_MASK, + }; + + return process(tool, event, &synth_sample, machine); }; /* @@ -186,7 +195,7 @@ pid_t perf_event__synthesize_comm(struct perf_tool *tool, if (perf_event__prepare_comm(event, pid, machine, &tgid, &ppid) != 0) return -1; - if (process(tool, event, &synth_sample, machine) != 0) + if (perf_tool__process_synth_event(tool, event, machine, process) != 0) return -1; return tgid; @@ -218,7 +227,7 @@ static int perf_event__synthesize_fork(struct perf_tool *tool, event->fork.header.size = (sizeof(event->fork) + machine->id_hdr_size); - if (process(tool, event, &synth_sample, machine) != 0) + if (perf_tool__process_synth_event(tool, event, machine, process) != 0) return -1; return 0; @@ -344,7 +353,7 @@ int perf_event__synthesize_mmap_events(struct perf_tool *tool, event->mmap2.pid = tgid; event->mmap2.tid = pid; - if (process(tool, event, &synth_sample, machine) != 0) { + if (perf_tool__process_synth_event(tool, event, machine, process) != 0) { rc = -1; break; } @@ -402,7 +411,7 @@ int perf_event__synthesize_modules(struct perf_tool *tool, memcpy(event->mmap.filename, pos->dso->long_name, pos->dso->long_name_len + 1); - if (process(tool, event, &synth_sample, machine) != 0) { + if (perf_tool__process_synth_event(tool, event, machine, process) != 0) { rc = -1; break; } @@ -472,7 +481,7 @@ static int __event__synthesize_thread(union perf_event *comm_event, /* * Send the prepared comm event */ - if (process(tool, comm_event, &synth_sample, machine) != 0) + if (perf_tool__process_synth_event(tool, comm_event, machine, process) != 0) break; rc = 0; @@ -701,7 +710,7 @@ int perf_event__synthesize_kernel_mmap(struct perf_tool *tool, event->mmap.len = map->end - event->mmap.start; event->mmap.pid = machine->pid; - err = process(tool, event, &synth_sample, machine); + err = perf_tool__process_synth_event(tool, event, machine, process); free(event); return err; diff --git a/tools/perf/util/genelf.h b/tools/perf/util/genelf.h index cd67e64a0494be00b750e057545a916402de5a19..2fbeb59c4bdd91b2b9de943d153c3674c46ca125 100644 --- a/tools/perf/util/genelf.h +++ b/tools/perf/util/genelf.h @@ -9,36 +9,32 @@ int jit_add_debug_info(Elf *e, uint64_t code_addr, void *debug, int nr_debug_ent #if defined(__arm__) #define GEN_ELF_ARCH EM_ARM -#define GEN_ELF_ENDIAN ELFDATA2LSB #define GEN_ELF_CLASS ELFCLASS32 #elif defined(__aarch64__) #define GEN_ELF_ARCH EM_AARCH64 -#define GEN_ELF_ENDIAN ELFDATA2LSB #define GEN_ELF_CLASS ELFCLASS64 #elif defined(__x86_64__) #define GEN_ELF_ARCH EM_X86_64 -#define GEN_ELF_ENDIAN ELFDATA2LSB #define GEN_ELF_CLASS ELFCLASS64 #elif defined(__i386__) #define GEN_ELF_ARCH EM_386 -#define GEN_ELF_ENDIAN ELFDATA2LSB #define GEN_ELF_CLASS ELFCLASS32 -#elif defined(__ppcle__) -#define GEN_ELF_ARCH EM_PPC -#define GEN_ELF_ENDIAN ELFDATA2LSB -#define GEN_ELF_CLASS ELFCLASS64 -#elif defined(__powerpc__) -#define GEN_ELF_ARCH EM_PPC64 -#define GEN_ELF_ENDIAN ELFDATA2MSB -#define GEN_ELF_CLASS ELFCLASS64 -#elif defined(__powerpcle__) +#elif defined(__powerpc64__) #define GEN_ELF_ARCH EM_PPC64 -#define GEN_ELF_ENDIAN ELFDATA2LSB #define GEN_ELF_CLASS ELFCLASS64 +#elif defined(__powerpc__) +#define GEN_ELF_ARCH EM_PPC +#define GEN_ELF_CLASS ELFCLASS32 #else #error "unsupported architecture" #endif +#if __BYTE_ORDER == __BIG_ENDIAN +#define GEN_ELF_ENDIAN ELFDATA2MSB +#else +#define GEN_ELF_ENDIAN ELFDATA2LSB +#endif + #if GEN_ELF_CLASS == ELFCLASS64 #define elf_newehdr elf64_newehdr #define elf_getshdr elf64_getshdr diff --git a/tools/perf/util/intel-bts.c b/tools/perf/util/intel-bts.c index 6bc3ecd2e7ca3d8e61b2d5ec9fa0714b319182a9..abf1366e2a24d3bcf439434f96075320000e49a9 100644 --- a/tools/perf/util/intel-bts.c +++ b/tools/perf/util/intel-bts.c @@ -279,6 +279,7 @@ static int intel_bts_synth_branch_sample(struct intel_bts_queue *btsq, event.sample.header.misc = PERF_RECORD_MISC_USER; event.sample.header.size = sizeof(struct perf_event_header); + sample.cpumode = PERF_RECORD_MISC_USER; sample.ip = le64_to_cpu(branch->from); sample.pid = btsq->pid; sample.tid = btsq->tid; diff --git a/tools/perf/util/intel-pt.c b/tools/perf/util/intel-pt.c index 05d815851be19bd40e00672c913a83ad2003175a..407f11b97c8dc9dbaaf74409bbd8dab363966e24 100644 --- a/tools/perf/util/intel-pt.c +++ b/tools/perf/util/intel-pt.c @@ -979,6 +979,7 @@ static int intel_pt_synth_branch_sample(struct intel_pt_queue *ptq) if (!pt->timeless_decoding) sample.time = tsc_to_perf_time(ptq->timestamp, &pt->tc); + sample.cpumode = PERF_RECORD_MISC_USER; sample.ip = ptq->state->from_ip; sample.pid = ptq->pid; sample.tid = ptq->tid; @@ -1035,6 +1036,7 @@ static int intel_pt_synth_instruction_sample(struct intel_pt_queue *ptq) if (!pt->timeless_decoding) sample.time = tsc_to_perf_time(ptq->timestamp, &pt->tc); + sample.cpumode = PERF_RECORD_MISC_USER; sample.ip = ptq->state->from_ip; sample.pid = ptq->pid; sample.tid = ptq->tid; @@ -1092,6 +1094,7 @@ static int intel_pt_synth_transaction_sample(struct intel_pt_queue *ptq) if (!pt->timeless_decoding) sample.time = tsc_to_perf_time(ptq->timestamp, &pt->tc); + sample.cpumode = PERF_RECORD_MISC_USER; sample.ip = ptq->state->from_ip; sample.pid = ptq->pid; sample.tid = ptq->tid; diff --git a/tools/perf/util/jitdump.c b/tools/perf/util/jitdump.c index cd272cc21e05b1325c68f4ff4aae442c45a0364a..ad0c0bb1fbc78f5d131a8b831ecaf2e323ce0150 100644 --- a/tools/perf/util/jitdump.c +++ b/tools/perf/util/jitdump.c @@ -417,6 +417,7 @@ static int jit_repipe_code_load(struct jit_buf_desc *jd, union jr_entry *jr) * use first address as sample address */ memset(&sample, 0, sizeof(sample)); + sample.cpumode = PERF_RECORD_MISC_USER; sample.pid = pid; sample.tid = tid; sample.time = id->time; @@ -505,6 +506,7 @@ static int jit_repipe_code_move(struct jit_buf_desc *jd, union jr_entry *jr) * use first address as sample address */ memset(&sample, 0, sizeof(sample)); + sample.cpumode = PERF_RECORD_MISC_USER; sample.pid = pid; sample.tid = tid; sample.time = id->time; diff --git a/tools/power/x86/turbostat/turbostat.c b/tools/power/x86/turbostat/turbostat.c index 20a257a12ea5000707edd0ba34a4368df79e35e2..acbf7ff2ee6eed9b1ea38548d3ac5f96c50b65be 100644 --- a/tools/power/x86/turbostat/turbostat.c +++ b/tools/power/x86/turbostat/turbostat.c @@ -66,6 +66,8 @@ unsigned int do_slm_cstates; unsigned int use_c1_residency_msr; unsigned int has_aperf; unsigned int has_epb; +unsigned int do_irtl_snb; +unsigned int do_irtl_hsw; unsigned int units = 1000000; /* MHz etc */ unsigned int genuine_intel; unsigned int has_invariant_tsc; @@ -187,7 +189,7 @@ struct pkg_data { unsigned long long pkg_any_core_c0; unsigned long long pkg_any_gfxe_c0; unsigned long long pkg_both_core_gfxe_c0; - unsigned long long gfx_rc6_ms; + long long gfx_rc6_ms; unsigned int gfx_mhz; unsigned int package_id; unsigned int energy_pkg; /* MSR_PKG_ENERGY_STATUS */ @@ -621,8 +623,14 @@ int format_counters(struct thread_data *t, struct core_data *c, outp += sprintf(outp, "%8d", p->pkg_temp_c); /* GFXrc6 */ - if (do_gfx_rc6_ms) - outp += sprintf(outp, "%8.2f", 100.0 * p->gfx_rc6_ms / 1000.0 / interval_float); + if (do_gfx_rc6_ms) { + if (p->gfx_rc6_ms == -1) { /* detect counter reset */ + outp += sprintf(outp, " ***.**"); + } else { + outp += sprintf(outp, "%8.2f", + p->gfx_rc6_ms / 10.0 / interval_float); + } + } /* GFXMHz */ if (do_gfx_mhz) @@ -766,7 +774,12 @@ delta_package(struct pkg_data *new, struct pkg_data *old) old->pc10 = new->pc10 - old->pc10; old->pkg_temp_c = new->pkg_temp_c; - old->gfx_rc6_ms = new->gfx_rc6_ms - old->gfx_rc6_ms; + /* flag an error when rc6 counter resets/wraps */ + if (old->gfx_rc6_ms > new->gfx_rc6_ms) + old->gfx_rc6_ms = -1; + else + old->gfx_rc6_ms = new->gfx_rc6_ms - old->gfx_rc6_ms; + old->gfx_mhz = new->gfx_mhz; DELTA_WRAP32(new->energy_pkg, old->energy_pkg); @@ -1296,6 +1309,7 @@ int hsw_pkg_cstate_limits[16] = {PCL__0, PCL__2, PCL__3, PCL__6, PCL__7, PCL_7S, int slv_pkg_cstate_limits[16] = {PCL__0, PCL__1, PCLRSV, PCLRSV, PCL__4, PCLRSV, PCL__6, PCL__7, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV}; int amt_pkg_cstate_limits[16] = {PCL__0, PCL__1, PCL__2, PCLRSV, PCLRSV, PCLRSV, PCL__6, PCL__7, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV}; int phi_pkg_cstate_limits[16] = {PCL__0, PCL__2, PCL_6N, PCL_6R, PCLRSV, PCLRSV, PCLRSV, PCLUNL, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV}; +int bxt_pkg_cstate_limits[16] = {PCL__0, PCL__2, PCLUNL, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV, PCLRSV}; static void @@ -1579,6 +1593,47 @@ dump_config_tdp(void) fprintf(outf, " lock=%d", (unsigned int)(msr >> 31) & 1); fprintf(outf, ")\n"); } + +unsigned int irtl_time_units[] = {1, 32, 1024, 32768, 1048576, 33554432, 0, 0 }; + +void print_irtl(void) +{ + unsigned long long msr; + + get_msr(base_cpu, MSR_PKGC3_IRTL, &msr); + fprintf(outf, "cpu%d: MSR_PKGC3_IRTL: 0x%08llx (", base_cpu, msr); + fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT", + (msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]); + + get_msr(base_cpu, MSR_PKGC6_IRTL, &msr); + fprintf(outf, "cpu%d: MSR_PKGC6_IRTL: 0x%08llx (", base_cpu, msr); + fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT", + (msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]); + + get_msr(base_cpu, MSR_PKGC7_IRTL, &msr); + fprintf(outf, "cpu%d: MSR_PKGC7_IRTL: 0x%08llx (", base_cpu, msr); + fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT", + (msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]); + + if (!do_irtl_hsw) + return; + + get_msr(base_cpu, MSR_PKGC8_IRTL, &msr); + fprintf(outf, "cpu%d: MSR_PKGC8_IRTL: 0x%08llx (", base_cpu, msr); + fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT", + (msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]); + + get_msr(base_cpu, MSR_PKGC9_IRTL, &msr); + fprintf(outf, "cpu%d: MSR_PKGC9_IRTL: 0x%08llx (", base_cpu, msr); + fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT", + (msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]); + + get_msr(base_cpu, MSR_PKGC10_IRTL, &msr); + fprintf(outf, "cpu%d: MSR_PKGC10_IRTL: 0x%08llx (", base_cpu, msr); + fprintf(outf, "%svalid, %lld ns)\n", msr & (1 << 15) ? "" : "NOT", + (msr & 0x3FF) * irtl_time_units[(msr >> 10) & 0x3]); + +} void free_fd_percpu(void) { int i; @@ -2144,6 +2199,9 @@ int probe_nhm_msrs(unsigned int family, unsigned int model) case 0x56: /* BDX-DE */ case 0x4E: /* SKL */ case 0x5E: /* SKL */ + case 0x8E: /* KBL */ + case 0x9E: /* KBL */ + case 0x55: /* SKX */ pkg_cstate_limits = hsw_pkg_cstate_limits; break; case 0x37: /* BYT */ @@ -2156,6 +2214,9 @@ int probe_nhm_msrs(unsigned int family, unsigned int model) case 0x57: /* PHI */ pkg_cstate_limits = phi_pkg_cstate_limits; break; + case 0x5C: /* BXT */ + pkg_cstate_limits = bxt_pkg_cstate_limits; + break; default: return 0; } @@ -2248,6 +2309,9 @@ int has_config_tdp(unsigned int family, unsigned int model) case 0x56: /* BDX-DE */ case 0x4E: /* SKL */ case 0x5E: /* SKL */ + case 0x8E: /* KBL */ + case 0x9E: /* KBL */ + case 0x55: /* SKX */ case 0x57: /* Knights Landing */ return 1; @@ -2585,13 +2649,19 @@ void rapl_probe(unsigned int family, unsigned int model) case 0x47: /* BDW */ do_rapl = RAPL_PKG | RAPL_CORES | RAPL_CORE_POLICY | RAPL_GFX | RAPL_PKG_POWER_INFO; break; + case 0x5C: /* BXT */ + do_rapl = RAPL_PKG | RAPL_PKG_POWER_INFO; + break; case 0x4E: /* SKL */ case 0x5E: /* SKL */ + case 0x8E: /* KBL */ + case 0x9E: /* KBL */ do_rapl = RAPL_PKG | RAPL_DRAM | RAPL_DRAM_PERF_STATUS | RAPL_PKG_PERF_STATUS | RAPL_PKG_POWER_INFO; break; case 0x3F: /* HSX */ case 0x4F: /* BDX */ case 0x56: /* BDX-DE */ + case 0x55: /* SKX */ case 0x57: /* KNL */ do_rapl = RAPL_PKG | RAPL_DRAM | RAPL_DRAM_POWER_INFO | RAPL_DRAM_PERF_STATUS | RAPL_PKG_PERF_STATUS | RAPL_PKG_POWER_INFO; break; @@ -2871,6 +2941,10 @@ int has_snb_msrs(unsigned int family, unsigned int model) case 0x56: /* BDX-DE */ case 0x4E: /* SKL */ case 0x5E: /* SKL */ + case 0x8E: /* KBL */ + case 0x9E: /* KBL */ + case 0x55: /* SKX */ + case 0x5C: /* BXT */ return 1; } return 0; @@ -2879,9 +2953,14 @@ int has_snb_msrs(unsigned int family, unsigned int model) /* * HSW adds support for additional MSRs: * - * MSR_PKG_C8_RESIDENCY 0x00000630 - * MSR_PKG_C9_RESIDENCY 0x00000631 - * MSR_PKG_C10_RESIDENCY 0x00000632 + * MSR_PKG_C8_RESIDENCY 0x00000630 + * MSR_PKG_C9_RESIDENCY 0x00000631 + * MSR_PKG_C10_RESIDENCY 0x00000632 + * + * MSR_PKGC8_IRTL 0x00000633 + * MSR_PKGC9_IRTL 0x00000634 + * MSR_PKGC10_IRTL 0x00000635 + * */ int has_hsw_msrs(unsigned int family, unsigned int model) { @@ -2893,6 +2972,9 @@ int has_hsw_msrs(unsigned int family, unsigned int model) case 0x3D: /* BDW */ case 0x4E: /* SKL */ case 0x5E: /* SKL */ + case 0x8E: /* KBL */ + case 0x9E: /* KBL */ + case 0x5C: /* BXT */ return 1; } return 0; @@ -2914,6 +2996,8 @@ int has_skl_msrs(unsigned int family, unsigned int model) switch (model) { case 0x4E: /* SKL */ case 0x5E: /* SKL */ + case 0x8E: /* KBL */ + case 0x9E: /* KBL */ return 1; } return 0; @@ -3187,7 +3271,7 @@ void process_cpuid() if (debug) decode_misc_enable_msr(); - if (max_level >= 0x7) { + if (max_level >= 0x7 && debug) { int has_sgx; ecx = 0; @@ -3221,7 +3305,15 @@ void process_cpuid() switch(model) { case 0x4E: /* SKL */ case 0x5E: /* SKL */ - crystal_hz = 24000000; /* 24 MHz */ + case 0x8E: /* KBL */ + case 0x9E: /* KBL */ + crystal_hz = 24000000; /* 24.0 MHz */ + break; + case 0x55: /* SKX */ + crystal_hz = 25000000; /* 25.0 MHz */ + break; + case 0x5C: /* BXT */ + crystal_hz = 19200000; /* 19.2 MHz */ break; default: crystal_hz = 0; @@ -3254,11 +3346,13 @@ void process_cpuid() do_nhm_platform_info = do_nhm_cstates = do_smi = probe_nhm_msrs(family, model); do_snb_cstates = has_snb_msrs(family, model); + do_irtl_snb = has_snb_msrs(family, model); do_pc2 = do_snb_cstates && (pkg_cstate_limit >= PCL__2); do_pc3 = (pkg_cstate_limit >= PCL__3); do_pc6 = (pkg_cstate_limit >= PCL__6); do_pc7 = do_snb_cstates && (pkg_cstate_limit >= PCL__7); do_c8_c9_c10 = has_hsw_msrs(family, model); + do_irtl_hsw = has_hsw_msrs(family, model); do_skl_residency = has_skl_msrs(family, model); do_slm_cstates = is_slm(family, model); do_knl_cstates = is_knl(family, model); @@ -3564,6 +3658,9 @@ void turbostat_init() if (debug) for_all_cpus(print_thermal, ODD_COUNTERS); + + if (debug && do_irtl_snb) + print_irtl(); } int fork_it(char **argv) @@ -3629,7 +3726,7 @@ int get_and_dump_counters(void) } void print_version() { - fprintf(outf, "turbostat version 4.11 27 Feb 2016" + fprintf(outf, "turbostat version 4.12 5 Apr 2016" " - Len Brown \n"); } diff --git a/tools/testing/selftests/seccomp/seccomp_bpf.c b/tools/testing/selftests/seccomp/seccomp_bpf.c index b9453b838162b44248b973fe34ad1b3579e8dd28..150829dd799876dc11a64bddff1760efb4a13066 100644 --- a/tools/testing/selftests/seccomp/seccomp_bpf.c +++ b/tools/testing/selftests/seccomp/seccomp_bpf.c @@ -1497,15 +1497,15 @@ TEST_F(TRACE_syscall, syscall_dropped) #define SECCOMP_SET_MODE_FILTER 1 #endif -#ifndef SECCOMP_FLAG_FILTER_TSYNC -#define SECCOMP_FLAG_FILTER_TSYNC 1 +#ifndef SECCOMP_FILTER_FLAG_TSYNC +#define SECCOMP_FILTER_FLAG_TSYNC 1 #endif #ifndef seccomp -int seccomp(unsigned int op, unsigned int flags, struct sock_fprog *filter) +int seccomp(unsigned int op, unsigned int flags, void *args) { errno = 0; - return syscall(__NR_seccomp, op, flags, filter); + return syscall(__NR_seccomp, op, flags, args); } #endif @@ -1613,7 +1613,7 @@ TEST(TSYNC_first) TH_LOG("Kernel does not support PR_SET_NO_NEW_PRIVS!"); } - ret = seccomp(SECCOMP_SET_MODE_FILTER, SECCOMP_FLAG_FILTER_TSYNC, + ret = seccomp(SECCOMP_SET_MODE_FILTER, SECCOMP_FILTER_FLAG_TSYNC, &prog); ASSERT_NE(ENOSYS, errno) { TH_LOG("Kernel does not support seccomp syscall!"); @@ -1831,7 +1831,7 @@ TEST_F(TSYNC, two_siblings_with_ancestor) self->sibling_count++; } - ret = seccomp(SECCOMP_SET_MODE_FILTER, SECCOMP_FLAG_FILTER_TSYNC, + ret = seccomp(SECCOMP_SET_MODE_FILTER, SECCOMP_FILTER_FLAG_TSYNC, &self->apply_prog); ASSERT_EQ(0, ret) { TH_LOG("Could install filter on all threads!"); @@ -1892,7 +1892,7 @@ TEST_F(TSYNC, two_siblings_with_no_filter) TH_LOG("Kernel does not support PR_SET_NO_NEW_PRIVS!"); } - ret = seccomp(SECCOMP_SET_MODE_FILTER, SECCOMP_FLAG_FILTER_TSYNC, + ret = seccomp(SECCOMP_SET_MODE_FILTER, SECCOMP_FILTER_FLAG_TSYNC, &self->apply_prog); ASSERT_NE(ENOSYS, errno) { TH_LOG("Kernel does not support seccomp syscall!"); @@ -1940,7 +1940,7 @@ TEST_F(TSYNC, two_siblings_with_one_divergence) self->sibling_count++; } - ret = seccomp(SECCOMP_SET_MODE_FILTER, SECCOMP_FLAG_FILTER_TSYNC, + ret = seccomp(SECCOMP_SET_MODE_FILTER, SECCOMP_FILTER_FLAG_TSYNC, &self->apply_prog); ASSERT_EQ(self->sibling[0].system_tid, ret) { TH_LOG("Did not fail on diverged sibling."); @@ -1992,7 +1992,7 @@ TEST_F(TSYNC, two_siblings_not_under_filter) TH_LOG("Kernel does not support SECCOMP_SET_MODE_FILTER!"); } - ret = seccomp(SECCOMP_SET_MODE_FILTER, SECCOMP_FLAG_FILTER_TSYNC, + ret = seccomp(SECCOMP_SET_MODE_FILTER, SECCOMP_FILTER_FLAG_TSYNC, &self->apply_prog); ASSERT_EQ(ret, self->sibling[0].system_tid) { TH_LOG("Did not fail on diverged sibling."); @@ -2021,7 +2021,7 @@ TEST_F(TSYNC, two_siblings_not_under_filter) /* Switch to the remaining sibling */ sib = !sib; - ret = seccomp(SECCOMP_SET_MODE_FILTER, SECCOMP_FLAG_FILTER_TSYNC, + ret = seccomp(SECCOMP_SET_MODE_FILTER, SECCOMP_FILTER_FLAG_TSYNC, &self->apply_prog); ASSERT_EQ(0, ret) { TH_LOG("Expected the remaining sibling to sync"); @@ -2044,7 +2044,7 @@ TEST_F(TSYNC, two_siblings_not_under_filter) while (!kill(self->sibling[sib].system_tid, 0)) sleep(0.1); - ret = seccomp(SECCOMP_SET_MODE_FILTER, SECCOMP_FLAG_FILTER_TSYNC, + ret = seccomp(SECCOMP_SET_MODE_FILTER, SECCOMP_FILTER_FLAG_TSYNC, &self->apply_prog); ASSERT_EQ(0, ret); /* just us chickens */ } diff --git a/virt/kvm/arm/arch_timer.c b/virt/kvm/arm/arch_timer.c index a9ad4fe3f68f07848876403985e19e4c544ef1d0..9aaa35dd9144030464d1d038ea5b229c4bb33d0a 100644 --- a/virt/kvm/arm/arch_timer.c +++ b/virt/kvm/arm/arch_timer.c @@ -91,6 +91,8 @@ static void kvm_timer_inject_irq_work(struct work_struct *work) vcpu = container_of(work, struct kvm_vcpu, arch.timer_cpu.expired); vcpu->arch.timer_cpu.armed = false; + WARN_ON(!kvm_timer_should_fire(vcpu)); + /* * If the vcpu is blocked we want to wake it up so that it will see * the timer has expired when entering the guest. @@ -98,10 +100,46 @@ static void kvm_timer_inject_irq_work(struct work_struct *work) kvm_vcpu_kick(vcpu); } +static u64 kvm_timer_compute_delta(struct kvm_vcpu *vcpu) +{ + cycle_t cval, now; + + cval = vcpu->arch.timer_cpu.cntv_cval; + now = kvm_phys_timer_read() - vcpu->kvm->arch.timer.cntvoff; + + if (now < cval) { + u64 ns; + + ns = cyclecounter_cyc2ns(timecounter->cc, + cval - now, + timecounter->mask, + &timecounter->frac); + return ns; + } + + return 0; +} + static enum hrtimer_restart kvm_timer_expire(struct hrtimer *hrt) { struct arch_timer_cpu *timer; + struct kvm_vcpu *vcpu; + u64 ns; + timer = container_of(hrt, struct arch_timer_cpu, timer); + vcpu = container_of(timer, struct kvm_vcpu, arch.timer_cpu); + + /* + * Check that the timer has really expired from the guest's + * PoV (NTP on the host may have forced it to expire + * early). If we should have slept longer, restart it. + */ + ns = kvm_timer_compute_delta(vcpu); + if (unlikely(ns)) { + hrtimer_forward_now(hrt, ns_to_ktime(ns)); + return HRTIMER_RESTART; + } + queue_work(wqueue, &timer->expired); return HRTIMER_NORESTART; } @@ -176,8 +214,6 @@ static int kvm_timer_update_state(struct kvm_vcpu *vcpu) void kvm_timer_schedule(struct kvm_vcpu *vcpu) { struct arch_timer_cpu *timer = &vcpu->arch.timer_cpu; - u64 ns; - cycle_t cval, now; BUG_ON(timer_is_armed(timer)); @@ -197,14 +233,7 @@ void kvm_timer_schedule(struct kvm_vcpu *vcpu) return; /* The timer has not yet expired, schedule a background timer */ - cval = timer->cntv_cval; - now = kvm_phys_timer_read() - vcpu->kvm->arch.timer.cntvoff; - - ns = cyclecounter_cyc2ns(timecounter->cc, - cval - now, - timecounter->mask, - &timecounter->frac); - timer_arm(timer, ns); + timer_arm(timer, kvm_timer_compute_delta(vcpu)); } void kvm_timer_unschedule(struct kvm_vcpu *vcpu) diff --git a/virt/kvm/arm/pmu.c b/virt/kvm/arm/pmu.c index b5754c6c5508f9ac77aa73df6a908ae43ee00467..575c7aa30d7e64538bb72c11289c360c2fa884a4 100644 --- a/virt/kvm/arm/pmu.c +++ b/virt/kvm/arm/pmu.c @@ -193,11 +193,12 @@ static u64 kvm_pmu_overflow_status(struct kvm_vcpu *vcpu) { u64 reg = 0; - if ((vcpu_sys_reg(vcpu, PMCR_EL0) & ARMV8_PMU_PMCR_E)) + if ((vcpu_sys_reg(vcpu, PMCR_EL0) & ARMV8_PMU_PMCR_E)) { reg = vcpu_sys_reg(vcpu, PMOVSSET_EL0); reg &= vcpu_sys_reg(vcpu, PMCNTENSET_EL0); reg &= vcpu_sys_reg(vcpu, PMINTENSET_EL1); reg &= kvm_pmu_valid_counter_mask(vcpu); + } return reg; }