Unverified Commit 12e09ae6 authored by openeuler-ci-bot's avatar openeuler-ci-bot Committed by Gitee
Browse files

!3083 fs/dirty_pages: introduce a new config option 'CONFIG_DIRTY_PAGES' 

Merge Pull Request from: @ci-robot 
 
PR sync from: Zizhi Wo <wozizhi@huawei.com>
https://mailweb.openeuler.org/hyperkitty/list/kernel@openeuler.org/message/WJER7KMYVBPZOI4TQ5JJBY4BBD45IWFU/ 
 
https://gitee.com/openeuler/kernel/issues/I8KE0Z?from=project-issue 
 
Link:https://gitee.com/openeuler/kernel/pulls/3083

 

Reviewed-by: default avatarzhangyi (F) <yi.zhang@huawei.com>
Reviewed-by: default avatarYu Kuai <yukuai3@huawei.com>
Signed-off-by: default avatarJialin Zhang <zhangjialin11@huawei.com>
parents 97ae5e9d 248e2139

arch/arm64/configs/openeuler_defconfig

+1 −0
Original line number Diff line number Diff line
@@ -6396,6 +6396,7 @@ CONFIG_PROC_PAGE_MONITOR=y 
CONFIG_PROC_CHILDREN=y

CONFIG_KERNFS=y

CONFIG_SYSFS=y

CONFIG_DIRTY_PAGES=y

CONFIG_TMPFS=y

CONFIG_TMPFS_POSIX_ACL=y

CONFIG_TMPFS_XATTR=y

arch/x86/configs/openeuler_defconfig

+1 −0
Original line number Diff line number Diff line
@@ -7462,6 +7462,7 @@ CONFIG_PROC_PID_ARCH_STATUS=y 
CONFIG_PROC_CPU_RESCTRL=y

CONFIG_KERNFS=y

CONFIG_SYSFS=y

CONFIG_DIRTY_PAGES=y

CONFIG_TMPFS=y

CONFIG_TMPFS_POSIX_ACL=y

CONFIG_TMPFS_XATTR=y

fs/Kconfig

+13 −0
Original line number Diff line number Diff line
@@ -156,6 +156,19 @@ source "fs/proc/Kconfig" 
source "fs/kernfs/Kconfig"

source "fs/sysfs/Kconfig"



config DIRTY_PAGES

	bool "Dumps the number of dirty pages of each file"

	depends on PROC_FS

	default y

	help

	  This config supports the rendering of dirty page data to the user,

	  which may be useful to analyze the IO performance when using buffer

	  IO.



	  It create 3 interfaces by using procfs. /proc/dirty/buffer_size for

	  buffer allocation and release; /proc/dirty/page_threshold to filter

	  result; /proc/dirty/dirty_list to get dirty pages.



config TMPFS

	bool "Tmpfs virtual memory file system support (former shm fs)"

	depends on SHMEM

fs/Makefile

+1 −1
Original line number Diff line number Diff line
@@ -50,7 +50,7 @@ obj-$(CONFIG_FS_POSIX_ACL) += posix_acl.o 
obj-$(CONFIG_NFS_COMMON)	+= nfs_common/

obj-$(CONFIG_COREDUMP)		+= coredump.o

obj-$(CONFIG_SYSCTL)		+= drop_caches.o

obj-$(CONFIG_SYSCTL)		+= dirty_pages.o

obj-$(CONFIG_DIRTY_PAGES)	+= dirty_pages.o



obj-$(CONFIG_FHANDLE)		+= fhandle.o

obj-$(CONFIG_CGROUP_FILES)	+= filescontrol.o