From d427dfeb120b92c0c5e2ca9d1ec6952de67ebad9 Mon Sep 17 00:00:00 2001
From: Tejun Heo <tj@kernel.org>
Date: Tue, 11 Feb 2014 11:52:48 -0500
Subject: [PATCH] cgroup: factor out cgroup_setup_root() from cgroup_mount()

Factor out new root initialization into cgroup_setup_root() from
cgroup_mount().  This makes it easier to follow and will ease kernfs
conversion.

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