tree 34e886f1fbd2feb47c7adde499e181531baccd42
parent 99e6b87ec2102b10e190c92ea9560bafcb744f86
author Josef Bacik <jbacik@fb.com> 1473363217 -0700
committer Jens Axboe <axboe@fb.com> 1473364892 -0600

nbd: convert to blkmq

This moves NBD over to using blkmq, which allows us to get rid of the NBD
wide queue lock and the async submit kthread.  We will start with 1 hw
queue for now, but I plan to add multiple tcp connection support in the
future and we'll fix how we set the hwqueue's.

Signed-off-by: Josef Bacik <jbacik@fb.com>
Signed-off-by: Jens Axboe <axboe@fb.com>