Commit c13e5b6a authored by liubo's avatar liubo Committed by Zheng Zengkai
Browse files

memig: add memig-scan feature to openEuler 



euleros inclusion
category: feature
feature: add memig scan feature patch to openEuler kernel
bugzilla: 48246

-------------------------------------------------

reason:This patch is used to add memig scan feature to openEuler system.
memig_scan.ko is used to scan the virtual address of the target process
and return the address access information to
the user mode for grading cold and hot pages.

Signed-off-by: default avatarFengguang Wu <fengguang.wu@intel.com>
Signed-off-by: default avataryanxiaodan <yanxiaodan@huawei.com>
Signed-off-by: default avatarFeilong Lin <linfeilong@huawei.com>
Signed-off-by: default avatargeruijun <geruijun@huawei.com>
Signed-off-by: default avatarliubo <liubo254@huawei.com>
Reviewed-by: default avatarJing Xiangfeng <jingxiangfeng@huawei.com>
Signed-off-by: default avatarZheng Zengkai <zhengzengkai@huawei.com>
parent efd5d632

arch/arm64/configs/openeuler_defconfig

+1 −0
Original line number Diff line number Diff line
@@ -7098,3 +7098,4 @@ CONFIG_CC_HAS_SANCOV_TRACE_PC=y 
CONFIG_MPAM=y

CONFIG_RESCTRL=y

CONFIG_ACPI_MPAM=y

CONFIG_MEMIG_SCAN_MODULE=m

arch/x86/configs/openeuler_defconfig

+1 −0
Original line number Diff line number Diff line
@@ -8489,3 +8489,4 @@ CONFIG_ARCH_HAS_KCOV=y 
# CONFIG_HYPERV_TESTING is not set

# end of Kernel Testing and Coverage

# end of Kernel hacking

CONFIG_MEMIG_SCAN_MODULE=m

fs/proc/Makefile

+1 −0
Original line number Diff line number Diff line
@@ -34,3 +34,4 @@ proc-$(CONFIG_PROC_VMCORE) += vmcore.o 
proc-$(CONFIG_PRINTK)	+= kmsg.o

proc-$(CONFIG_PROC_PAGE_MONITOR)	+= page.o

proc-$(CONFIG_BOOT_CONFIG)	+= bootconfig.o

obj-$(CONFIG_MEMIG_SCAN_MODULE)     += memig_scan.o

fs/proc/base.c

+2 −0
Original line number Diff line number Diff line
@@ -3218,6 +3218,7 @@ static const struct pid_entry tgid_base_stuff[] = { 
	REG("smaps",      S_IRUGO, proc_pid_smaps_operations),

	REG("smaps_rollup", S_IRUGO, proc_pid_smaps_rollup_operations),

	REG("pagemap",    S_IRUSR, proc_pagemap_operations),

	REG("idle_pages", S_IRUSR|S_IWUSR, proc_mm_idle_operations),

#endif

#ifdef CONFIG_SECURITY

	DIR("attr",       S_IRUGO|S_IXUGO, proc_attr_dir_inode_operations, proc_attr_dir_operations),
@@ -3557,6 +3558,7 @@ static const struct pid_entry tid_base_stuff[] = { 
	REG("smaps",     S_IRUGO, proc_pid_smaps_operations),

	REG("smaps_rollup", S_IRUGO, proc_pid_smaps_rollup_operations),

	REG("pagemap",    S_IRUSR, proc_pagemap_operations),

	REG("idle_pages", S_IRUSR|S_IWUSR, proc_mm_idle_operations),

#endif

#ifdef CONFIG_SECURITY

	DIR("attr",      S_IRUGO|S_IXUGO, proc_attr_dir_inode_operations, proc_attr_dir_operations),

fs/proc/internal.h

+1 −0
Original line number Diff line number Diff line
@@ -304,6 +304,7 @@ extern const struct file_operations proc_pid_smaps_operations; 
extern const struct file_operations proc_pid_smaps_rollup_operations;

extern const struct file_operations proc_clear_refs_operations;

extern const struct file_operations proc_pagemap_operations;

extern const struct file_operations proc_mm_idle_operations;



extern unsigned long task_vsize(struct mm_struct *);

extern unsigned long task_statm(struct mm_struct *,