blk-mq: Export blk_mq_freeze_queue_wait
authorKeith Busch <keith.busch@intel.com>
Wed, 1 Mar 2017 19:22:10 +0000 (14:22 -0500)
committerJens Axboe <axboe@fb.com>
Thu, 2 Mar 2017 15:56:04 +0000 (08:56 -0700)
commit6bae363ee3057a14eec93440826813603559273a
tree0f2b50ad0ed9469a72fa81968a4ff53bcd58397d
parent6a8a21546507a3ec88e81c2ec927a3fb63efa8ff
blk-mq: Export blk_mq_freeze_queue_wait

Drivers can start a freeze, so this provides a way to wait for frozen.

Signed-off-by: Keith Busch <keith.busch@intel.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Sagi Grimberg <sagi@grimberg.me>
Signed-off-by: Jens Axboe <axboe@fb.com>
block/blk-mq.c
include/linux/blk-mq.h