The patch titled
Subject: tools-adding-support-for-idle-page-tracking-to-tool-fix
has been added to the -mm tree. Its filename is
tools-adding-support-for-idle-page-tracking-to-tool-fix.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/tools-adding-support-for-idle-page-tracking-to-tool-fix.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/tools-adding-support-for-idle-page-tracking-to-tool-fix.patch
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*** Remember to use Documentation/process/submit-checklist.rst when testing your code ***
The -mm tree is included into linux-next and is updated
there every 3-4 working days
------------------------------------------------------
From: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
Subject: tools-adding-support-for-idle-page-tracking-to-tool-fix
simplify mark_page_idle()
Cc: Christian Hansen <chansen3@xxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
tools/vm/page-types.c | 18 ++++++------------
1 file changed, 6 insertions(+), 12 deletions(-)
diff -puN tools/vm/page-types.c~tools-adding-support-for-idle-page-tracking-to-tool-fix tools/vm/page-types.c
--- a/tools/vm/page-types.c~tools-adding-support-for-idle-page-tracking-to-tool-fix
+++ a/tools/vm/page-types.c
@@ -597,21 +597,15 @@ static int mark_page_idle(unsigned long
static uint64_t buf;
int len;
- if ((offset / 64 == off / 64) || buf == 0) {
- buf |= 1UL << (offset % 64);
- off = offset;
- return 0;
+ if ((offset / 64 != off / 64) && buf != 0) {
+ len = pwrite(page_idle_fd, &buf, 8, 8 * (off / 64));
+ if (len < 0) {
+ perror("mark page idle");
+ return len;
+ }
}
-
- len = pwrite(page_idle_fd, &buf, 8, 8 * (off / 64));
- if (len < 0) {
- perror("mark page idle");
- return len;
- }
-
buf = 1UL << (offset % 64);
off = offset;
-
return 0;
}
_
Patches currently in -mm which might be from akpm@xxxxxxxxxxxxxxxxxxxx are
i-need-old-gcc.patch
arm-arch-arm-include-asm-pageh-needs-personalityh.patch
mm.patch
tools-modifying-page-types-to-include-shared-map-counts-checkpatch-fixes.patch
tools-adding-support-for-idle-page-tracking-to-tool-fix.patch
list_lru-prefetch-neighboring-list-entries-before-acquiring-lock-fix.patch
mm-oom-cgroup-aware-oom-killer-fix.patch
mm-oom-cgroup-aware-oom-killer-fix-2.patch
mm-oom-docs-describe-the-cgroup-aware-oom-killer-fix-2-fix.patch
linux-next-rejects.patch
kernel-forkc-export-kernel_thread-to-modules.patch
slab-leaks3-default-y.patch
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