diff options
| author | Jens Axboe <axboe@fb.com> | 2017-02-17 14:08:19 -0700 |
|---|---|---|
| committer | Jens Axboe <axboe@fb.com> | 2017-02-17 14:08:19 -0700 |
| commit | 818551e2b2c662a1b26de6b4f7d6b8411a838d18 (patch) | |
| tree | f38b4c951df4d33db81ae7b7765a56bce491c2a8 /block/elevator.c | |
| parent | 6010720da8aab51f33beee63b73cf88016e9b250 (diff) | |
| parent | 7520872c0cf4d3df6d74242c6edfb9e70a47df4d (diff) | |
| download | linux-818551e2b2c662a1b26de6b4f7d6b8411a838d18.tar.bz2 | |
Merge branch 'for-4.11/next' into for-4.11/linus-merge
Signed-off-by: Jens Axboe <axboe@fb.com>
Diffstat (limited to 'block/elevator.c')
| -rw-r--r-- | block/elevator.c | 16 |
1 files changed, 9 insertions, 7 deletions
diff --git a/block/elevator.c b/block/elevator.c index b2a55167f0c2..699d10f71a2c 100644 --- a/block/elevator.c +++ b/block/elevator.c @@ -428,11 +428,11 @@ void elv_dispatch_add_tail(struct request_queue *q, struct request *rq) } EXPORT_SYMBOL(elv_dispatch_add_tail); -int elv_merge(struct request_queue *q, struct request **req, struct bio *bio) +enum elv_merge elv_merge(struct request_queue *q, struct request **req, + struct bio *bio) { struct elevator_queue *e = q->elevator; struct request *__rq; - int ret; /* * Levels of merges: @@ -447,7 +447,8 @@ int elv_merge(struct request_queue *q, struct request **req, struct bio *bio) * First try one-hit cache. */ if (q->last_merge && elv_bio_merge_ok(q->last_merge, bio)) { - ret = blk_try_merge(q->last_merge, bio); + enum elv_merge ret = blk_try_merge(q->last_merge, bio); + if (ret != ELEVATOR_NO_MERGE) { *req = q->last_merge; return ret; @@ -515,7 +516,8 @@ bool elv_attempt_insert_merge(struct request_queue *q, struct request *rq) return ret; } -void elv_merged_request(struct request_queue *q, struct request *rq, int type) +void elv_merged_request(struct request_queue *q, struct request *rq, + enum elv_merge type) { struct elevator_queue *e = q->elevator; @@ -539,7 +541,7 @@ void elv_merge_requests(struct request_queue *q, struct request *rq, if (e->uses_mq && e->type->ops.mq.requests_merged) e->type->ops.mq.requests_merged(q, rq, next); else if (e->type->ops.sq.elevator_merge_req_fn) { - next_sorted = next->rq_flags & RQF_SORTED; + next_sorted = (__force bool)(next->rq_flags & RQF_SORTED); if (next_sorted) e->type->ops.sq.elevator_merge_req_fn(q, rq, next); } @@ -635,7 +637,7 @@ void __elv_add_request(struct request_queue *q, struct request *rq, int where) if (rq->rq_flags & RQF_SOFTBARRIER) { /* barriers are scheduling boundary, update end_sector */ - if (rq->cmd_type == REQ_TYPE_FS) { + if (!blk_rq_is_passthrough(rq)) { q->end_sector = rq_end_sector(rq); q->boundary_rq = rq; } @@ -677,7 +679,7 @@ void __elv_add_request(struct request_queue *q, struct request *rq, int where) if (elv_attempt_insert_merge(q, rq)) break; case ELEVATOR_INSERT_SORT: - BUG_ON(rq->cmd_type != REQ_TYPE_FS); + BUG_ON(blk_rq_is_passthrough(rq)); rq->rq_flags |= RQF_SORTED; q->nr_sorted++; if (rq_mergeable(rq)) { |