From: Vivek Goyal <vgoyal@redhat.com>
Date: Mon, 15 Nov 2010 18:32:42 +0000 (+0100)
Subject: blk-throttle: Fix calculation of max number of WRITES to be dispatched
X-Git-Tag: v2.6.37-rc4~22^2~2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=c2f6805d470af369a7337801deeecea800dbfe1c;p=pandora-kernel.git

blk-throttle: Fix calculation of max number of WRITES to be dispatched

o Currently we try to dispatch more READS and less WRITES (75%, 25%) in one
  dispatch round. ummy pointed out that there is a bug in max_nr_writes
  calculation. This patch fixes it.

Reported-by: ummy y <yummylln@yahoo.com.cn>
Signed-off-by: Vivek Goyal <vgoyal@redhat.com>
Signed-off-by: Jens Axboe <jaxboe@fusionio.com>
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