From d3ba07c3aa9ae3e03329b0a7f1a067c0647aa2af Mon Sep 17 00:00:00 2001
From: Tejun Heo <tj@kernel.org>
Date: Thu, 13 Feb 2014 06:58:38 -0500
Subject: [PATCH] cgroup: disallow xattr, release_agent and name if
 sane_behavior

Disallow more mount options if sane_behavior.  Note that xattr used to
generate warning.

While at it, simplify option check in cgroup_mount() and update
sane_behavior comment in cgroup.h.

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