block: move bio_mergeable out of bio.h

bio_mergeable is only needed by I/O schedulers, so move it to
blk-mq-sched.h.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Link: https://lore.kernel.org/r/20211012161804.991559-4-hch@lst.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Christoph Hellwig 2021-10-12 18:17:59 +02:00 committed by Jens Axboe
parent 11d9cab1ca
commit 8addffd657
2 changed files with 5 additions and 8 deletions

View File

@ -37,6 +37,11 @@ static inline void blk_mq_sched_restart(struct blk_mq_hw_ctx *hctx)
__blk_mq_sched_restart(hctx);
}
static inline bool bio_mergeable(struct bio *bio)
{
return !(bio->bi_opf & REQ_NOMERGE_FLAGS);
}
static inline bool
blk_mq_sched_bio_merge(struct request_queue *q, struct bio *bio,
unsigned int nr_segs)

View File

@ -69,14 +69,6 @@ static inline bool bio_no_advance_iter(const struct bio *bio)
bio_op(bio) == REQ_OP_WRITE_ZEROES;
}
static inline bool bio_mergeable(struct bio *bio)
{
if (bio->bi_opf & REQ_NOMERGE_FLAGS)
return false;
return true;
}
static inline unsigned int bio_cur_bytes(struct bio *bio)
{
if (bio_has_data(bio))