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Date: Tue, 12 Mar 2013 17:35:51 +0800
From: Li Zefan <lizefan@huawei.com>
MIME-Version: 1.0
Subject: Re: [BUG] potential deadlock led by cpu_hotplug lock (memcg involved)
References: <513ECCFE.3070201@huawei.com> <CAJd=RBB7GVp_Ry30SuZVa-FgOogEZ43UnXOGvVKesV=Qk96UDA@mail.gmail.com>
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To: Hillf Danton <dhillf@gmail.com>
Cc: LKML <linux-kernel@vger.kernel.org>, cgroups <cgroups@vger.kernel.org>, linux-mm@kvack.org, KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>, Michal Hocko <mhocko@suse.cz>, Johannes Weiner <hannes@cmpxchg.org>, Andrew Morton <akpm@linux-foundation.org>, Thomas Gleixner <tglx@linutronix.de>

On 2013/3/12 16:32, Hillf Danton wrote:
> On Tue, Mar 12, 2013 at 2:36 PM, Li Zefan <lizefan@huawei.com> wrote:
>> Seems a new bug in 3.9 kernel?
>>
> Bogus info, perhaps.
> 

No matter it's a real bug or it's false positive, we need to make
lockdep happy.

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