From: Shaohua Li <shaohua.li@intel.com>
Date: Tue, 9 Nov 2010 13:51:13 +0000 (+0100)
Subject: cfq-iosched: don't schedule a dispatch for a non-idle queue
X-Git-Tag: v2.6.38-rc1~231^2~25
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=2b9408a45978dcda77407859148deeccf403c372;p=pandora-kernel.git

cfq-iosched: don't schedule a dispatch for a non-idle queue

Vivek suggests we don't need schedule a dispatch when an idle queue
becomes nonidle. And he is right, cfq_should_preempt already covers
the logic.

Signed-off-by: Shaohua Li <shaohua.li@intel.com>
Signed-off-by: Jens Axboe <jaxboe@fusionio.com>
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