From: Jens Axboe <axboe@fb.com>
Date: Wed, 14 May 2014 14:22:56 +0000 (-0600)
Subject: mtip32xx: stop block hardware queues before quiescing IO
X-Git-Tag: omap-for-v3.16/fixes-against-rc1~39^2~47^2~8
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=9acf03cfb1fbecc058d3f223323e3ed97763f1e6;p=pandora-kernel.git

mtip32xx: stop block hardware queues before quiescing IO

We need to stop the block layer queues to prevent new "normal"
IO from entering the driver, while we wait for existing commands
to finish.

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