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-rw-r--r--block/blk.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/block/blk.h b/block/blk.h
index 49d21af81d0..c8db371a921 100644
--- a/block/blk.h
+++ b/block/blk.h
@@ -103,6 +103,8 @@ int ll_front_merge_fn(struct request_queue *q, struct request *req,
struct bio *bio);
int attempt_back_merge(struct request_queue *q, struct request *rq);
int attempt_front_merge(struct request_queue *q, struct request *rq);
+int blk_attempt_req_merge(struct request_queue *q, struct request *rq,
+ struct request *next);
void blk_recalc_rq_segments(struct request *rq);
void blk_rq_set_mixed_merge(struct request *rq);