From: Andrey Vagin <avagin@openvz.org>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: David Rientjes <rientjes@google.com>,
KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>,
avagin@openvz.org, linux-mm@kvack.org,
linux-kernel@vger.kernel.org
Subject: [PATCH rh6] mm: skip zombie in OOM-killer
Date: Sat, 5 Mar 2011 00:30:56 +0300 [thread overview]
Message-ID: <1299274256-2122-1-git-send-email-avagin@openvz.org> (raw)
A parent may wait a memory and zombie will prevent killing another task.
Signed-off-by: Andrey Vagin <avagin@openvz.org>
---
mm/oom_kill.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/mm/oom_kill.c b/mm/oom_kill.c
index 7dcca55..2fc554e 100644
--- a/mm/oom_kill.c
+++ b/mm/oom_kill.c
@@ -311,7 +311,7 @@ static struct task_struct *select_bad_process(unsigned int *ppoints,
* blocked waiting for another task which itself is waiting
* for memory. Is there a better alternative?
*/
- if (test_tsk_thread_flag(p, TIF_MEMDIE))
+ if (test_tsk_thread_flag(p, TIF_MEMDIE) && p->mm)
return ERR_PTR(-1UL);
/*
--
1.7.1
--
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next reply other threads:[~2011-03-04 21:30 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-03-04 21:30 Andrey Vagin [this message]
2011-03-04 23:41 ` [PATCH rh6] mm: skip zombie in OOM-killer David Rientjes
2011-03-05 0:52 ` avagin
2011-03-06 11:20 ` KOSAKI Motohiro
2011-03-08 1:25 ` KOSAKI Motohiro
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