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-rw-r--r--block/blk-mq.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/block/blk-mq.h b/block/blk-mq.h
index 077a4003f1fd..57cdbf6c0cee 100644
--- a/block/blk-mq.h
+++ b/block/blk-mq.h
@@ -34,6 +34,8 @@ void blk_mq_wake_waiters(struct request_queue *q);
bool blk_mq_dispatch_rq_list(struct blk_mq_hw_ctx *, struct list_head *);
void blk_mq_flush_busy_ctxs(struct blk_mq_hw_ctx *hctx, struct list_head *list);
bool blk_mq_hctx_has_pending(struct blk_mq_hw_ctx *hctx);
+bool blk_mq_get_driver_tag(struct request *rq, struct blk_mq_hw_ctx **hctx,
+ bool wait);
/*
* Internal helpers for allocating/freeing the request map