From: Ilya Dryomov <idryomov@redhat.com>
Date: Fri, 10 Oct 2014 14:36:07 +0000 (+0400)
Subject: rbd: rbd workqueues need a resque worker
X-Git-Tag: fixes-against-v3.18-rc2~71^2~1
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=792c3a914910bd34302c5345578f85cfcb5e2c01;p=pandora-kernel.git

rbd: rbd workqueues need a resque worker

Need to use WQ_MEM_RECLAIM for our workqueues to prevent I/O lockups
under memory pressure - we sit on the memory reclaim path.

Cc: stable@vger.kernel.org # 3.17, needs backporting for 3.16
Signed-off-by: Ilya Dryomov <idryomov@redhat.com>
Tested-by: Micha Krause <micha@krausam.de>
Reviewed-by: Sage Weil <sage@redhat.com>
---

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