From: Jens Axboe <axboe@fb.com>
Date: Fri, 19 Sep 2014 19:10:29 +0000 (-0600)
Subject: blk-mq: use blk_mq_start_hw_queues() when running requeue work
X-Git-Tag: fixes-for-v3.18-merge-window~80^2~1
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=8b95741569eabc5eb17da71d1d3668cdb0bef86c;p=pandora-kernel.git

blk-mq: use blk_mq_start_hw_queues() when running requeue work

When requests are retried due to hw or sw resource shortages,
we often stop the associated hardware queue. So ensure that we
restart the queues when running the requeue work, otherwise the
queue run will be a no-op.

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