From: Vivek Goyal Date: Sat, 3 Oct 2009 13:21:27 +0000 (+0200) Subject: cfq-iosched: delay async IO dispatch, if sync IO was just done X-Git-Tag: v2.6.32-rc3~6^2~6 X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=365722bb917b08b7323b5a4a0a3386cc7d00397d;p=pandora-kernel.git cfq-iosched: delay async IO dispatch, if sync IO was just done o Do not allow more than max_dispatch requests from an async queue, if some sync request has finished recently. This is in the hope that sync activity is still going on in the system and we might receive a sync request soon. Most likely from a sync queue which finished a request and we did not enable idling on it. Signed-off-by: Vivek Goyal Signed-off-by: Jens Axboe --- Reading git-diff-tree failed