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mm, oom: enforce exit_oom_victim on current task

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There are no users of exit_oom_victim on !current task anymore so enforce
the API to always work on the current.

Link: http://lkml.kernel.org/r/1472119394-11342-8-git-send-email-mhocko@kernel.org
Signed-off-by: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>
Signed-off-by: Michal Hocko <mhocko@suse.com>
Cc: Oleg Nesterov <oleg@redhat.com>
Cc: David Rientjes <rientjes@google.com>
Cc: Vladimir Davydov <vdavydov@parallels.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Tetsuo Handa
2016-10-07 16:59:03 -07:00
committed by Linus Torvalds
parent 7d2e7a22cf
commit 38531201c1
3 changed files with 4 additions and 5 deletions
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5
mm/oom_kill.c
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@@ -662,10 +662,9 @@ static void mark_oom_victim(struct task_struct *tsk)
/**
* exit_oom_victim - note the exit of an OOM victim
*/
void exit_oom_victim(struct task_struct *tsk)
void exit_oom_victim(void)
{
if (!test_and_clear_tsk_thread_flag(tsk, TIF_MEMDIE))
return;
clear_thread_flag(TIF_MEMDIE);
if (!atomic_dec_return(&oom_victims))
wake_up_all(&oom_victims_wait);