blk-mq: export blk_mq_freeze_queue()

Commit b4c6a02 exported the start and unfreeze, but we need the regular blk_mq_freeze_queue() for the loop conversion. Signed-off-by: Jens Axboe <[email protected]>
ambv · Jan 2, 2015 · c761d96 · c761d96
1 parent 5d7bf4d
commit c761d96
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diff --git a/block/blk-mq.c b/block/blk-mq.c
@@ -136,6 +136,7 @@ void blk_mq_freeze_queue(struct request_queue *q)
 	blk_mq_freeze_queue_start(q);
 	blk_mq_freeze_queue_wait(q);
 }
+EXPORT_SYMBOL_GPL(blk_mq_freeze_queue);
 
 void blk_mq_unfreeze_queue(struct request_queue *q)
 {

diff --git a/include/linux/blk-mq.h b/include/linux/blk-mq.h
@@ -212,6 +212,7 @@ void blk_mq_start_stopped_hw_queues(struct request_queue *q, bool async);
 void blk_mq_delay_queue(struct blk_mq_hw_ctx *hctx, unsigned long msecs);
 void blk_mq_tag_busy_iter(struct blk_mq_hw_ctx *hctx, busy_iter_fn *fn,
 		void *priv);
+void blk_mq_freeze_queue(struct request_queue *q);
 void blk_mq_unfreeze_queue(struct request_queue *q);
 void blk_mq_freeze_queue_start(struct request_queue *q);