block: make __blk_end_bidi_request private

blk_insert_flush should be using __blk_end_request to start with.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@fb.com>
diff --git a/block/blk-core.c b/block/blk-core.c
index 7282993..9697b78 100644
--- a/block/blk-core.c
+++ b/block/blk-core.c
@@ -2805,7 +2805,7 @@
  *     %false - we are done with this request
  *     %true  - still buffers pending for this request
  **/
-bool __blk_end_bidi_request(struct request *rq, int error,
+static bool __blk_end_bidi_request(struct request *rq, int error,
 				   unsigned int nr_bytes, unsigned int bidi_bytes)
 {
 	if (blk_update_bidi_request(rq, error, nr_bytes, bidi_bytes))
diff --git a/block/blk-flush.c b/block/blk-flush.c
index 4e951d3..c4e0880 100644
--- a/block/blk-flush.c
+++ b/block/blk-flush.c
@@ -447,7 +447,7 @@
 		if (q->mq_ops)
 			blk_mq_end_request(rq, 0);
 		else
-			__blk_end_bidi_request(rq, 0, 0, 0);
+			__blk_end_request(rq, 0, 0);
 		return;
 	}
 
diff --git a/block/blk.h b/block/blk.h
index 07d3751..35b3041 100644
--- a/block/blk.h
+++ b/block/blk.h
@@ -67,8 +67,6 @@
 void blk_queue_bypass_end(struct request_queue *q);
 void blk_dequeue_request(struct request *rq);
 void __blk_queue_free_tags(struct request_queue *q);
-bool __blk_end_bidi_request(struct request *rq, int error,
-			    unsigned int nr_bytes, unsigned int bidi_bytes);
 void blk_freeze_queue(struct request_queue *q);
 
 static inline void blk_queue_enter_live(struct request_queue *q)