Commit c1527c0e authored by Bart Van Assche's avatar Bart Van Assche Committed by Jens Axboe
Browse files

bio.h: Declare the arguments of the bio iteration functions const 



This change makes it possible to pass 'const struct bio *' arguments to
these functions.

Signed-off-by: default avatarBart Van Assche <bvanassche@acm.org>
Reviewed-by: default avatarChristoph Hellwig <hch@lst.de>
Reviewed-by: default avatarChaitanya Kulkarni <chaitanya.kulkarni@wdc.com>
Cc: Ming Lei <ming.lei@redhat.com>
Cc: Damien Le Moal <damien.lemoal@wdc.com>
Cc: Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com>
Cc: Alexander Potapenko <glider@google.com>
Signed-off-by: default avatarJens Axboe <axboe@kernel.dk>
parent c8210a57

include/linux/bio.h

+3 −3
Original line number Diff line number Diff line
@@ -70,7 +70,7 @@ static inline bool bio_has_data(struct bio *bio) 
	return false;

}



static inline bool bio_no_advance_iter(struct bio *bio)

static inline bool bio_no_advance_iter(const struct bio *bio)

{

	return bio_op(bio) == REQ_OP_DISCARD ||

	       bio_op(bio) == REQ_OP_SECURE_ERASE ||
@@ -138,8 +138,8 @@ static inline bool bio_next_segment(const struct bio *bio, 
#define bio_for_each_segment_all(bvl, bio, iter) \

	for (bvl = bvec_init_iter_all(&iter); bio_next_segment((bio), &iter); )



static inline void bio_advance_iter(struct bio *bio, struct bvec_iter *iter,

				    unsigned bytes)

static inline void bio_advance_iter(const struct bio *bio,

				    struct bvec_iter *iter, unsigned int bytes)

{

	iter->bi_sector += bytes >> 9;