diff options
Diffstat (limited to 'block/blk-merge.c')
| -rw-r--r-- | block/blk-merge.c | 21 |
1 files changed, 6 insertions, 15 deletions
diff --git a/block/blk-merge.c b/block/blk-merge.c index 72b4fd89a22d..2ea21ffd5f72 100644 --- a/block/blk-merge.c +++ b/block/blk-merge.c @@ -310,17 +310,16 @@ void blk_queue_split(struct request_queue *q, struct bio **bio) } EXPORT_SYMBOL(blk_queue_split); -static unsigned int __blk_recalc_rq_segments(struct request_queue *q, - struct bio *bio) +unsigned int blk_recalc_rq_segments(struct request *rq) { unsigned int nr_phys_segs = 0; - struct bvec_iter iter; + struct req_iterator iter; struct bio_vec bv; - if (!bio) + if (!rq->bio) return 0; - switch (bio_op(bio)) { + switch (bio_op(rq->bio)) { case REQ_OP_DISCARD: case REQ_OP_SECURE_ERASE: case REQ_OP_WRITE_ZEROES: @@ -329,19 +328,11 @@ static unsigned int __blk_recalc_rq_segments(struct request_queue *q, return 1; } - for_each_bio(bio) { - bio_for_each_bvec(bv, bio, iter) - bvec_split_segs(q, &bv, &nr_phys_segs, NULL, UINT_MAX); - } - + rq_for_each_bvec(bv, rq, iter) + bvec_split_segs(rq->q, &bv, &nr_phys_segs, NULL, UINT_MAX); return nr_phys_segs; } -void blk_recalc_rq_segments(struct request *rq) -{ - rq->nr_phys_segments = __blk_recalc_rq_segments(rq->q, rq->bio); -} - static inline struct scatterlist *blk_next_sg(struct scatterlist **sg, struct scatterlist *sglist) { |
