block: mark bvec_{alloc,free} static

Only used in bio.c these days.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Chaitanya Kulkarni <kch@nvidia.com> -ck
Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Reviewed-by: Martin K. Petersen <martin.petersen@oracle.com>
Link: https://patch.msgid.link/20260316161144.1607877-2-hch@lst.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>

Author: Christoph Hellwig

block/bio.c

@@ -34,6 +34,8 @@ struct bio_alloc_cache {
 	unsigned int		nr_irq;
 };
 
+#define BIO_INLINE_VECS 4
+
 static struct biovec_slab {
 	int nr_vecs;
 	char *name;
@@ -159,7 +161,8 @@ static void bio_put_slab(struct bio_set *bs)
 	mutex_unlock(&bio_slab_lock);
 }
 
-void bvec_free(mempool_t *pool, struct bio_vec *bv, unsigned short nr_vecs)
+static void bvec_free(struct mempool *pool, struct bio_vec *bv,
+		      unsigned short nr_vecs)
 {
 	BUG_ON(nr_vecs > BIO_MAX_VECS);
 
@@ -179,7 +182,7 @@ static inline gfp_t bvec_alloc_gfp(gfp_t gfp)
 		__GFP_NOMEMALLOC | __GFP_NORETRY | __GFP_NOWARN;
 }
 
-struct bio_vec *bvec_alloc(mempool_t *pool, unsigned short *nr_vecs,
+static struct bio_vec *bvec_alloc(struct mempool *pool, unsigned short *nr_vecs,
 		gfp_t gfp_mask)
 {
 	struct biovec_slab *bvs = biovec_slab(*nr_vecs);

block/blk.h

@@ -108,11 +108,6 @@ static inline void blk_wait_io(struct completion *done)
 struct block_device *blkdev_get_no_open(dev_t dev, bool autoload);
 void blkdev_put_no_open(struct block_device *bdev);
 
-#define BIO_INLINE_VECS 4
-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);