[PATCH v3 1/4] block: make bvec_try_merge_hw_page() non-static

[Jinyoung Choi]

This will be used for multi-page configuration for integrity payload.

Cc: Christoph Hellwig <hch@xxxxxx>
Cc: Martin K. Petersen <martin.petersen@xxxxxxxxxx>

Reviewed-by: Christoph Hellwig <hch@xxxxxx>
Signed-off-by: Jinyoung Choi <j-young.choi@xxxxxxxxxxx>
---
 block/bio.c | 2 +-
 block/blk.h | 4 ++++
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/block/bio.c b/block/bio.c
index c92dda962449..8d1533af7c60 100644
--- a/block/bio.c
+++ b/block/bio.c
@@ -934,7 +934,7 @@ static bool bvec_try_merge_page(struct bio_vec *bv, struct page *page,
  * size limit.  This is not for normal read/write bios, but for passthrough
  * or Zone Append operations that we can't split.
  */
-static bool bvec_try_merge_hw_page(struct request_queue *q, struct bio_vec *bv,
+bool bvec_try_merge_hw_page(struct request_queue *q, struct bio_vec *bv,
 		struct page *page, unsigned len, unsigned offset,
 		bool *same_page)
 {
diff --git a/block/blk.h b/block/blk.h
index 686712e13835..9d22ec3a53bc 100644
--- a/block/blk.h
+++ b/block/blk.h
@@ -75,6 +75,10 @@ struct bio_vec *bvec_alloc(mempool_t *pool, unsigned short *nr_vecs,
 		gfp_t gfp_mask);
 void bvec_free(mempool_t *pool, struct bio_vec *bv, unsigned short nr_vecs);
 
+bool bvec_try_merge_hw_page(struct request_queue *q, struct bio_vec *bv,
+		struct page *page, unsigned len, unsigned offset,
+		bool *same_page);
+
 static inline bool biovec_phys_mergeable(struct request_queue *q,
 		struct bio_vec *vec1, struct bio_vec *vec2)
 {
-- 
2.34.1