blk-mq: add async parameter to blk_mq_start_stopped_hw_queues

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@fb.com>
diff --git a/include/linux/blk-mq.h b/include/linux/blk-mq.h
index a81b474..9ecfab9 100644
--- a/include/linux/blk-mq.h
+++ b/include/linux/blk-mq.h
@@ -157,7 +157,7 @@
 void blk_mq_stop_hw_queue(struct blk_mq_hw_ctx *hctx);
 void blk_mq_start_hw_queue(struct blk_mq_hw_ctx *hctx);
 void blk_mq_stop_hw_queues(struct request_queue *q);
-void blk_mq_start_stopped_hw_queues(struct request_queue *q);
+void blk_mq_start_stopped_hw_queues(struct request_queue *q, bool async);
 
 /*
  * Driver command data is immediately after the request. So subtract request