Commit eec716a1 authored by Ming Lei's avatar Ming Lei Committed by Jens Axboe
Browse files

block: move three bvec helpers declaration into private helper 



bvec_alloc(), bvec_free() and bvec_nr_vecs() are only used inside block
layer core functions, no need to declare them in public header.

Reviewed-by: default avatarChristoph Hellwig <hch@lst.de>
Signed-off-by: default avatarMing Lei <ming.lei@redhat.com>
Reviewed-by: default avatarPavel Begunkov <asml.silence@gmail.com>
Reviewed-by: default avatarHannes Reinecke <hare@suse.de>
Signed-off-by: default avatarJens Axboe <axboe@kernel.dk>
parent baa2c7c9

block/blk.h

+4 −0
Original line number Diff line number Diff line
@@ -55,6 +55,10 @@ void blk_free_flush_queue(struct blk_flush_queue *q); 


void blk_freeze_queue(struct request_queue *q);



struct bio_vec *bvec_alloc(gfp_t, int, unsigned long *, mempool_t *);

void bvec_free(mempool_t *, struct bio_vec *, unsigned int);

unsigned int bvec_nr_vecs(unsigned short idx);



static inline bool biovec_phys_mergeable(struct request_queue *q,

		struct bio_vec *vec1, struct bio_vec *vec2)

{

include/linux/bio.h

+0 −3
Original line number Diff line number Diff line
@@ -478,9 +478,6 @@ static inline void zero_fill_bio(struct bio *bio) 
	zero_fill_bio_iter(bio, bio->bi_iter);

}



extern struct bio_vec *bvec_alloc(gfp_t, int, unsigned long *, mempool_t *);

extern void bvec_free(mempool_t *, struct bio_vec *, unsigned int);

extern unsigned int bvec_nr_vecs(unsigned short idx);

extern const char *bio_devname(struct bio *bio, char *buffer);



#define bio_set_dev(bio, bdev) 				\