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Commit 005043ac authored Sep 21, 2016 by Josef Bacik Committed by Jens Axboe Sep 23, 2016

nbd: use BLK_MQ_F_BLOCKING



We take a mutex when sending commands and send stuff over the network, we need
to have queue_rq called asynchronously.

Signed-off-by: Josef Bacik <jbacik@fb.com>
Fixes: fd8383fd ("nbd: convert to blkmq")
Signed-off-by: Jens Axboe <axboe@fb.com>

parent 55679c8d

drivers/block/nbd.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -941,7 +941,7 @@ static int __init nbd_init(void)
		nbd_dev[i].tag_set.numa_node = NUMA_NO_NODE;
		nbd_dev[i].tag_set.cmd_size = sizeof(struct nbd_cmd);
		nbd_dev[i].tag_set.flags = BLK_MQ_F_SHOULD_MERGE \|
		BLK_MQ_F_SG_MERGE;
		BLK_MQ_F_SG_MERGE \| BLK_MQ_F_BLOCKING;
		nbd_dev[i].tag_set.driver_data = &nbd_dev[i];

		err = blk_mq_alloc_tag_set(&nbd_dev[i].tag_set);