diff options
Diffstat (limited to 'block/bio.c')
| -rw-r--r-- | block/bio.c | 10 |
1 files changed, 4 insertions, 6 deletions
diff --git a/block/bio.c b/block/bio.c index 8672179213b9..72488ecea47a 100644 --- a/block/bio.c +++ b/block/bio.c @@ -1014,6 +1014,10 @@ int bio_add_hw_page(struct request_queue *q, struct bio *bio, if (bio_try_merge_hw_seg(q, bio, page, len, offset, same_page)) return len; + if (bio->bi_vcnt >= + min(bio->bi_max_vecs, queue_max_segments(q))) + return 0; + /* * If the queue doesn't support SG gaps and adding this segment * would create a gap, disallow it. @@ -1023,12 +1027,6 @@ int bio_add_hw_page(struct request_queue *q, struct bio *bio, return 0; } - if (bio_full(bio, len)) - return 0; - - if (bio->bi_vcnt >= queue_max_segments(q)) - return 0; - bvec_set_page(&bio->bi_io_vec[bio->bi_vcnt], page, len, offset); bio->bi_vcnt++; bio->bi_iter.bi_size += len; |