tree 0448232c6dc785440ade5f5ee5e648d9fc56d996
parent 3b4ac78610690bd83fb33762ef97e8b8a89285ae
author Christoph Hellwig <hch@lst.de> 1474647948 -0600
committer Jens Axboe <axboe@fb.com> 1474647948 -0600

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>