diff options
Diffstat (limited to '')
| -rw-r--r-- | block/blk-merge.c | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/block/blk-merge.c b/block/blk-merge.c index 65e75efa9..925c5eaac 100644 --- a/block/blk-merge.c +++ b/block/blk-merge.c @@ -115,17 +115,13 @@ static struct bio *bio_split_discard(struct bio *bio, *nsegs = 1; - /* Zero-sector (unknown) and one-sector granularities are the same. */ granularity = max(lim->discard_granularity >> 9, 1U); max_discard_sectors = min(lim->max_discard_sectors, bio_allowed_max_sectors(lim)); max_discard_sectors -= max_discard_sectors % granularity; - - if (unlikely(!max_discard_sectors)) { - /* XXX: warn */ + if (unlikely(!max_discard_sectors)) return NULL; - } if (bio_sectors(bio) <= max_discard_sectors) return NULL; @@ -783,6 +779,8 @@ static void blk_account_io_merge_request(struct request *req) if (blk_do_io_stat(req)) { part_stat_lock(); part_stat_inc(req->part, merges[op_stat_group(req_op(req))]); + part_stat_local_dec(req->part, + in_flight[op_is_write(req_op(req))]); part_stat_unlock(); } } |