From: Don Brace <don.brace@pmcs.com>
Date: Fri, 23 Jan 2015 22:43:25 +0000 (-0600)
Subject: hpsa: use workqueue to resubmit failed ioaccel commands
X-Git-Tag: fixes-v4.0-rc1~143^2~29
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=080ef1cc7fdf5d0800775c8626718da807e7ba99;p=pandora-kernel.git

hpsa: use workqueue to resubmit failed ioaccel commands

Instead of kicking the commands all the way back to the mid
layer, use a work queue.  This enables having a mechanism for
the driver to be able to resubmit the commands down the "normal"
raid path without turning off the ioaccel feature entirely
whenever an error is encountered on the ioaccel path, and
prevent excessive rescanning of devices.

Reviewed-by: Scott Teel <scott.teel@pmcs.com>
Signed-off-by: Don Brace <don.brace@pmcs.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
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