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Date: Thu, 3 Jun 2010 15:31:22 +0900
From: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Subject: Re: [PATCH 06/12] oom: remove warning for in mm-less task
 __oom_kill_process()
Message-Id: <20100603153122.7267a556.kamezawa.hiroyu@jp.fujitsu.com>
In-Reply-To: <20100603145330.7259.A69D9226@jp.fujitsu.com>
References: <20100603135106.7247.A69D9226@jp.fujitsu.com>
	<20100603145330.7259.A69D9226@jp.fujitsu.com>
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To: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Cc: "Luis Claudio R. Goncalves" <lclaudio@uudg.org>, LKML <linux-kernel@vger.kernel.org>, linux-mm <linux-mm@kvack.org>, Oleg Nesterov <oleg@redhat.com>, David Rientjes <rientjes@google.com>, Andrew Morton <akpm@linux-foundation.org>, Nick Piggin <npiggin@suse.de>
List-ID: <linux-mm.kvack.org>

On Thu,  3 Jun 2010 15:23:03 +0900 (JST)
KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com> wrote:

> If the race of mm detach in task exiting vs oom is happen,
> find_lock_task_mm() can be return NULL.
> 
> So, the warning is pointless.
> 
> Signed-off-by: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>

Reviewed-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>

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