From: Tejun Heo <tj@kernel.org>
Date: Thu, 13 Jun 2013 04:04:52 +0000 (-0700)
Subject: cgroup: clean up css_[try]get() and css_put()
X-Git-Tag: omap-for-v3.11/fixes-for-merge-window~44^2~32
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=5de0107e634ce862f16360139709d9d3a656463e;p=pandora-kernel.git

cgroup: clean up css_[try]get() and css_put()

* __css_get() isn't used by anyone.  Fold it into css_get().

* Add proper function comments to all css reference functions.

This patch is purely cosmetic.

v2: Typo fix as per Li.

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