From: Mike Snitzer <snitzer@redhat.com>
Date: Fri, 11 Feb 2011 10:05:46 +0000 (+0100)
Subject: block: skip elevator data initialization for flush requests
X-Git-Tag: v2.6.39-rc1~80^2~52
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=9d5a4e946ce5352f19400b6370f4cd8e72806278;p=pandora-kernel.git

block: skip elevator data initialization for flush requests

Skip elevator initialization for flush requests by passing priv=0 to
blk_alloc_request() in get_request().  As such elv_set_request() is
never called for flush requests.

Signed-off-by: Mike Snitzer <snitzer@redhat.com>
Signed-off-by: Jens Axboe <jaxboe@fusionio.com>
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