cgroup: drop hierarchy_id_lock
authorTejun Heo <tj@kernel.org>
Sun, 14 Apr 2013 18:36:57 +0000 (11:36 -0700)
committerTejun Heo <tj@kernel.org>
Tue, 14 May 2013 18:42:06 +0000 (11:42 -0700)
Now that hierarchy_id alloc / free are protected by the cgroup
mutexes, there's no need for this separate lock.  Drop it.

Signed-off-by: Tejun Heo <tj@kernel.org>
Acked-by: Li Zefan <lizefan@huawei.com>

No differences found