From e0de0206a2a37cd3e0ba9954d9f863e11d6d1782 Mon Sep 17 00:00:00 2001
From: Jens Axboe <axboe@suse.de>
Date: Thu, 1 Jun 2006 10:07:26 +0200
Subject: [PATCH] [PATCH] cfq-iosched: check busy queues before deciding we are
 idle

For just one busy queue (like async write out), we often overlooked
that we could queue more io and decided we were idle instead. This causes
us quite a bit of performance loss.

Signed-off-by: Jens Axboe <axboe@suse.de>
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