From 86bf4b68759141459864ebd36ac3038a9cda895b Mon Sep 17 00:00:00 2001
From: Tejun Heo <tj@kernel.org>
Date: Wed, 12 Feb 2014 09:29:48 -0500
Subject: [PATCH] cgroup: warn if "xattr" is specified with "sane_behavior"

Mount option "xattr" is no longer necessary as it's enabled by default
on kernfs.  Warn if "xattr" is specified with "sane_behavior" so that
the option can be removed in the future.

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