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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: fd8383fd88 ("nbd: convert to blkmq")
Signed-off-by: Jens Axboe <axboe@fb.com>
This commit is contained in:
Josef Bacik 2016-09-21 16:55:31 -04:00 committed by Jens Axboe
parent 55679c8d23
commit 005043ac31
1 changed files with 1 additions and 1 deletions
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2
drivers/block/nbd.c
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@ -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);