diff options
Diffstat (limited to 'block/blk-merge.c')
| -rw-r--r-- | block/blk-merge.c | 11 |
1 files changed, 5 insertions, 6 deletions
diff --git a/block/blk-merge.c b/block/blk-merge.c index b966db8f3..261353166 100644 --- a/block/blk-merge.c +++ b/block/blk-merge.c @@ -7,6 +7,8 @@ #include <linux/blkdev.h> #include <linux/scatterlist.h> +#include <trace/events/block.h> + #include "blk.h" static struct bio *blk_bio_discard_split(struct request_queue *q, @@ -187,6 +189,7 @@ void blk_queue_split(struct request_queue *q, struct bio **bio, split->bi_rw |= REQ_NOMERGE; bio_chain(split, *bio); + trace_block_split(q, split, (*bio)->bi_iter.bi_sector); generic_make_request(*bio); *bio = split; } @@ -301,7 +304,6 @@ static int blk_phys_contig_segment(struct request_queue *q, struct bio *bio, struct bio *nxt) { struct bio_vec end_bv = { NULL }, nxt_bv; - struct bvec_iter iter; if (!blk_queue_cluster(q)) return 0; @@ -313,11 +315,8 @@ static int blk_phys_contig_segment(struct request_queue *q, struct bio *bio, if (!bio_has_data(bio)) return 1; - bio_for_each_segment(end_bv, bio, iter) - if (end_bv.bv_len == iter.bi_size) - break; - - nxt_bv = bio_iovec(nxt); + bio_get_last_bvec(bio, &end_bv); + bio_get_first_bvec(nxt, &nxt_bv); if (!BIOVEC_PHYS_MERGEABLE(&end_bv, &nxt_bv)) return 0; |