From: Gui Jianfeng <guijianfeng@cn.fujitsu.com>
Date: Tue, 8 Dec 2009 07:54:17 +0000 (+0100)
Subject: cfq: Optimization for close cooperating queue searching
X-Git-Tag: v2.6.33-rc1~76^2~6
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=b9d8f4c73b1af4cfd53f819bf84c2bce31232275;p=pandora-kernel.git

cfq: Optimization for close cooperating queue searching

It doesn't make any sense to try to find out a close cooperating
queue if current cfqq is the only one in the group.

Signed-off-by: Gui Jianfeng <guijianfeng@cn.fujitsu.com>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
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