From mboxrd@z Thu Jan  1 00:00:00 1970
Message-ID: <480310C5.1070102@cn.fujitsu.com>
Date: Mon, 14 Apr 2008 16:07:33 +0800
From: Li Zefan <lizf@cn.fujitsu.com>
MIME-Version: 1.0
Subject: Re: [PATCH] memcg: fix oops in oom handling
References: <4802FF10.6030905@cn.fujitsu.com>	 <20080414161428.27f3ee59.kamezawa.hiroyu@jp.fujitsu.com> <6599ad830804140053y4bcdceeatc9763c1e8c1aaf44@mail.gmail.com>
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To: Paul Menage <menage@google.com>
Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>, Andrew Morton <akpm@linux-foundation.org>, Balbir Singh <balbir@linux.vnet.ibm.com>, Pavel Emelianov <xemul@openvz.org>, LKML <linux-kernel@vger.kernel.org>, "linux-mm@kvack.org" <linux-mm@kvack.org>
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Paul Menage wrote:
> On Mon, Apr 14, 2008 at 12:14 AM, KAMEZAWA Hiroyuki
> <kamezawa.hiroyu@jp.fujitsu.com> wrote:
>>  Paul, I have one confirmation. Lock hierarchy of
>>         cgroup_lock()
>>         ->      read_lock(&tasklist_lock)
>>
>>  is ok ? (I think this is ok.)
> 
> Should be fine, I think.
> 
> Have you built/booted with lockdep?
> 

I should have done this. :(

I'll check it.

> Paul
> 

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