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authorKeith Busch <keith.busch@intel.com>2017-03-01 20:22:10 +0100
committerJens Axboe <axboe@fb.com>2017-03-02 16:56:04 +0100
commit6bae363ee3057a14eec93440826813603559273a (patch)
tree0f2b50ad0ed9469a72fa81968a4ff53bcd58397d /include
parentnbd: stop leaking sockets (diff)
downloadlinux-6bae363ee3057a14eec93440826813603559273a.tar.xz
linux-6bae363ee3057a14eec93440826813603559273a.zip
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>
Diffstat (limited to 'include')
-rw-r--r--include/linux/blk-mq.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/blk-mq.h b/include/linux/blk-mq.h
index 001d30d727c5..8dacf680c851 100644
--- a/include/linux/blk-mq.h
+++ b/include/linux/blk-mq.h
@@ -245,6 +245,7 @@ void blk_mq_tagset_busy_iter(struct blk_mq_tag_set *tagset,
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);
+void blk_mq_freeze_queue_wait(struct request_queue *q);
int blk_mq_reinit_tagset(struct blk_mq_tag_set *set);
int blk_mq_map_queues(struct blk_mq_tag_set *set);