tree 11b64dd7861985aca57bd7624cd25c804afd4b1a
parent 7f03292ee16e68be96aa88904afc6152f8d37736
author Gui Jianfeng <guijianfeng@cn.fujitsu.com> 1267170975 +0100
committer Jens Axboe <jens.axboe@oracle.com> 1267170975 +0100

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>