diff --git a/block/blk-lib.c b/block/blk-lib.c
index 7b256131b20b..9f09beadcbe3 100644
--- a/block/blk-lib.c
+++ b/block/blk-lib.c
@@ -21,6 +21,7 @@ struct bio *blk_next_bio(struct bio *bio, unsigned int nr_pages, gfp_t gfp)
 
 	return new;
 }
+EXPORT_SYMBOL_GPL(blk_next_bio);
 
 int __blkdev_issue_discard(struct block_device *bdev, sector_t sector,
 		sector_t nr_sects, gfp_t gfp_mask, int flags,
diff --git a/include/linux/bio.h b/include/linux/bio.h
index a0b4cfdf62a4..b2491ead22a0 100644
--- a/include/linux/bio.h
+++ b/include/linux/bio.h
@@ -822,4 +822,6 @@ static inline void bio_set_polled(struct bio *bio, struct kiocb *kiocb)
 		bio->bi_opf |= REQ_NOWAIT;
 }
 
+struct bio *blk_next_bio(struct bio *bio, unsigned int nr_pages, gfp_t gfp);
+
 #endif /* __LINUX_BIO_H */