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Diffstat (limited to 'include/linux/blk-mq.h')
-rw-r--r--include/linux/blk-mq.h6
1 files changed, 5 insertions, 1 deletions
diff --git a/include/linux/blk-mq.h b/include/linux/blk-mq.h
index e3986f4b3461..fb355173f3c7 100644
--- a/include/linux/blk-mq.h
+++ b/include/linux/blk-mq.h
@@ -9,6 +9,9 @@
struct blk_mq_tags;
struct blk_flush_queue;
+/**
+ * struct blk_mq_hw_ctx - State for a hardware queue facing the hardware block device
+ */
struct blk_mq_hw_ctx {
struct {
spinlock_t lock;
@@ -256,7 +259,8 @@ void blk_mq_add_to_requeue_list(struct request *rq, bool at_head,
void blk_mq_kick_requeue_list(struct request_queue *q);
void blk_mq_delay_kick_requeue_list(struct request_queue *q, unsigned long msecs);
void blk_mq_complete_request(struct request *rq);
-
+bool blk_mq_bio_list_merge(struct request_queue *q, struct list_head *list,
+ struct bio *bio);
bool blk_mq_queue_stopped(struct request_queue *q);
void blk_mq_stop_hw_queue(struct blk_mq_hw_ctx *hctx);
void blk_mq_start_hw_queue(struct blk_mq_hw_ctx *hctx);