From bad34660344f37db8b55ce8bc139bddc7d83af1b Mon Sep 17 00:00:00 2001
From: Li Zefan <lizefan@huawei.com>
Date: Fri, 14 Feb 2014 16:54:28 +0800
Subject: [PATCH] cgroup: fix locking in cgroupstats_build()

css_set_lock has been converted to css_set_rwsem, and rwsem can't nest
inside rcu_read_lock.

Signed-off-by: Li Zefan <lizefan@huawei.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
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Reading git-format-patch failed