The patch titled
Subject: exit,stats: /* obey this comment */
has been added to the -mm tree. Its filename is
exitstats-obey-this-comment.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/exitstats-obey-this-comment.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/exitstats-obey-this-comment.patch
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------------------------------------------------------
From: Rik van Riel <riel@xxxxxxxxxx>
Subject: exit,stats: /* obey this comment */
There is a helpful comment in do_exit() that states we sync the mm's RSS
info before statistics gathering.
The function that does the statistics gathering is called right above that
comment.
Change the code to obey the comment.
Signed-off-by: Rik van Riel <riel@xxxxxxxxxx>
Cc: Oleg Nesterov <oleg@xxxxxxxxxx>
Cc: Michal Hocko <mhocko@xxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
kernel/exit.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff -puN kernel/exit.c~exitstats-obey-this-comment kernel/exit.c
--- a/kernel/exit.c~exitstats-obey-this-comment
+++ a/kernel/exit.c
@@ -711,10 +711,10 @@ void do_exit(long code)
current->comm, task_pid_nr(current),
preempt_count());
- acct_update_integrals(tsk);
/* sync mm's RSS info before statistics gathering */
if (tsk->mm)
sync_mm_rss(tsk->mm);
+ acct_update_integrals(tsk);
group_dead = atomic_dec_and_test(&tsk->signal->live);
if (group_dead) {
hrtimer_cancel(&tsk->signal->real_timer);
_
Patches currently in -mm which might be from riel@xxxxxxxxxx are
origin.patch
page-flags-trivial-cleanup-for-pagetrans-helpers.patch
page-flags-introduce-page-flags-policies-wrt-compound-pages.patch
page-flags-define-pg_locked-behavior-on-compound-pages.patch
page-flags-define-behavior-of-fs-io-related-flags-on-compound-pages.patch
page-flags-define-behavior-of-lru-related-flags-on-compound-pages.patch
page-flags-define-behavior-slb-related-flags-on-compound-pages.patch
page-flags-define-behavior-of-xen-related-flags-on-compound-pages.patch
page-flags-define-pg_reserved-behavior-on-compound-pages.patch
page-flags-define-pg_swapbacked-behavior-on-compound-pages.patch
page-flags-define-pg_swapcache-behavior-on-compound-pages.patch
page-flags-define-pg_mlocked-behavior-on-compound-pages.patch
page-flags-define-pg_uncached-behavior-on-compound-pages.patch
page-flags-define-pg_uptodate-behavior-on-compound-pages.patch
page-flags-look-on-head-page-if-the-flag-is-encoded-in-page-mapping.patch
mm-sanitize-page-mapping-for-tail-pages.patch
mm-vmscan-do-not-throttle-based-on-pfmemalloc-reserves-if-node-has-no-reclaimable-pages.patch
mm-move-lazy-free-pages-to-inactive-list.patch
mm-move-lazy-free-pages-to-inactive-list-fix.patch
mm-move-lazy-free-pages-to-inactive-list-fix-fix.patch
exitstats-obey-this-comment.patch
do_shared_fault-check-that-mmap_sem-is-held.patch
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