tree 21fbb75b3761a8f9c6d902780209089d6f059fb4
parent 430af8ad9dad82d775d688155e1db1da385d3e7a
author Li Zefan <lizefan@huawei.com> 1392368068 +0800
committer Tejun Heo <tj@kernel.org> 1392393159 -0500

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>