linux-kernel - Re: [PATCH] cpuset: fix RCU lockdep splat in cpuset_print_task_mems

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Message-ID: <20130312212547.GL25266@htj.dyndns.org>
Date:	Tue, 12 Mar 2013 14:25:47 -0700
From:	Tejun Heo <tj@...nel.org>
To:	Li Zefan <lizefan@...wei.com>
Cc:	Sasha Levin <sasha.levin@...cle.com>,
	LKML <linux-kernel@...r.kernel.org>,
	Cgroups <cgroups@...r.kernel.org>
Subject: Re: [PATCH] cpuset: fix RCU lockdep splat in
 cpuset_print_task_mems_allowed()

On Tue, Mar 12, 2013 at 10:28:39AM +0800, Li Zefan wrote:
> Sasha reported a lockdep warning when OOM was triggered. The reason
> is cgroup_name() should be called with rcu_read_lock() held.
> 
> Reported-by: Sasha Levin <sasha.levin@...cle.com>
> Signed-off-by: Li Zefan <lizefan@...wei.com>

Applied to cgroup/for-3.10.

Thanks.

-- 
tejun
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