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Date: Mon, 14 Apr 2008 00:53:41 -0700
From: "Paul Menage" <menage@google.com>
Subject: Re: [PATCH] memcg: fix oops in oom handling
In-Reply-To: <20080414161428.27f3ee59.kamezawa.hiroyu@jp.fujitsu.com>
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To: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Cc: Li Zefan <lizf@cn.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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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?

Paul

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