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(parent: 1aad939) | patch
blk-mq: skip unmapped queues in blk_mq_alloc_request_hctx
authorChristoph Hellwig <hch@lst.de>
Fri, 23 Sep 2016 16:25:48 +0000 (10:25 -0600)
committerJens Axboe <axboe@fb.com>
Fri, 23 Sep 2016 16:25:48 +0000 (10:25 -0600)
commit9587bb7f9c5b12221e0c87737e0db3d3130a04b7
tree0448232c6dc785440ade5f5ee5e648d9fc56d996tree | snapshot
parent1aad93948587d6c41ea0363e2d92c043237be77acommit | diff
blk-mq: skip unmapped queues in blk_mq_alloc_request_hctx

This provides the caller a feedback that a given hctx is not mapped and thus
no command can be sent on it.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Tested-by: Steve Wise <swise@opengridcomputing.com>
Signed-off-by: Jens Axboe <axboe@fb.com>
block/blk-mq.c diff | blob | history
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