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authorIlya Dryomov <idryomov@redhat.com>2014-10-10 18:36:07 +0400
committerSage Weil <sage@redhat.com>2014-10-14 12:57:05 -0700
commit792c3a914910bd34302c5345578f85cfcb5e2c01 (patch)
tree468b46ac85092eb3b0e728c7614a753855b68722 /fs
parentf9865f06f7f18c6661c88d0511f05c48612319cc (diff)
downloadlinux-792c3a914910bd34302c5345578f85cfcb5e2c01.tar.bz2
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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