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| author | Mike Christie <mchristi@redhat.com> | 2016-06-05 14:32:13 -0500 |
|---|---|---|
| committer | Jens Axboe <axboe@fb.com> | 2016-06-07 13:41:38 -0600 |
| commit | ba568ea0a2ef9a193ca24874228474ec7ae2ff98 (patch) | |
| tree | 6e8644ecf525f06c987760705fca60063fe90666 /block/elevator.c | |
| parent | cc6e3b10920b425f0b34d4ff75c63d930aaf14ce (diff) | |
| download | op-kernel-dev-ba568ea0a2ef9a193ca24874228474ec7ae2ff98.zip op-kernel-dev-ba568ea0a2ef9a193ca24874228474ec7ae2ff98.tar.gz | |
block: prepare elevator to use REQ_OPs.
This patch converts the elevator code to use separate variables
for the operation and flags, and to check req_op for the REQ_OP.
Signed-off-by: Mike Christie <mchristi@redhat.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Hannes Reinecke <hare@suse.com>
Signed-off-by: Jens Axboe <axboe@fb.com>
Diffstat (limited to 'block/elevator.c')
| -rw-r--r-- | block/elevator.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/block/elevator.c b/block/elevator.c index c3555c9..ea9319d 100644 --- a/block/elevator.c +++ b/block/elevator.c @@ -366,8 +366,7 @@ void elv_dispatch_sort(struct request_queue *q, struct request *rq) list_for_each_prev(entry, &q->queue_head) { struct request *pos = list_entry_rq(entry); - if ((rq->cmd_flags & REQ_DISCARD) != - (pos->cmd_flags & REQ_DISCARD)) + if ((req_op(rq) == REQ_OP_DISCARD) != (req_op(pos) == REQ_OP_DISCARD)) break; if (rq_data_dir(rq) != rq_data_dir(pos)) break; @@ -717,12 +716,12 @@ void elv_put_request(struct request_queue *q, struct request *rq) e->type->ops.elevator_put_req_fn(rq); } -int elv_may_queue(struct request_queue *q, int rw) +int elv_may_queue(struct request_queue *q, int op, int op_flags) { struct elevator_queue *e = q->elevator; if (e->type->ops.elevator_may_queue_fn) - return e->type->ops.elevator_may_queue_fn(q, rw); + return e->type->ops.elevator_may_queue_fn(q, op, op_flags); return ELV_MQUEUE_MAY; } |
