From: Gui Jianfeng <guijianfeng@cn.fujitsu.com>
Date: Fri, 26 Feb 2010 07:56:15 +0000 (+0100)
Subject: cfq: Remove useless css reference get
X-Git-Tag: v2.6.34-rc1~242^2~20
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=024f9066165ffe9c8284431c78adcbcddd309831;p=pandora-kernel.git

cfq: Remove useless css reference get

There's no need to take css reference here, for the caller
has already called rcu_read_lock() to prevent cgroup from
being removed.

Signed-off-by: Gui Jianfeng <guijianfeng@cn.fujitsu.com>
Reviewed-by: Li Zefan <lizf@cn.fujitsu.com>
Acked-by: Vivek Goyal <vgoyal@redhat.com>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
---

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