From: Jens Axboe <axboe@fb.com>
Date: Fri, 9 May 2014 21:48:23 +0000 (-0600)
Subject: block: only calculate part_in_flight() once
X-Git-Tag: omap-for-v3.16/fixes-against-rc1~39^2~49^2~42
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=7276d02e241dc3595d4a18ac2456fa449e448de7;p=pandora-kernel.git

block: only calculate part_in_flight() once

We first check if we have inflight IO, then retrieve that
same number again. Usually this isn't that costly since the
chance of having the data dirtied in between is small, but
there's no reason for calling part_in_flight() twice.

Signed-off-by: Jens Axboe <axboe@fb.com>
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