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| author | Christoph Hellwig <hch@lst.de> | 2014-09-13 16:40:08 -0700 |
|---|---|---|
| committer | Jens Axboe <axboe@fb.com> | 2014-09-22 12:00:07 -0600 |
| commit | bf57229745f849e500ba69ff91e35bc8160a7373 (patch) | |
| tree | 9b90e6c5b32e96b082ad5c135c22de2c9cc82b77 /drivers/scsi/scsi_lib.c | |
| parent | 6d11fb454b161a4565c57be6f1c5527235741003 (diff) | |
| download | lwn-bf57229745f849e500ba69ff91e35bc8160a7373.tar.gz lwn-bf57229745f849e500ba69ff91e35bc8160a7373.zip | |
blk-mq: remove REQ_END
Pass an explicit parameter for the last request in a batch to ->queue_rq
instead of using a request flag. Besides being a cleaner and non-stateful
interface this is also required for the next patch, which fixes the blk-mq
I/O submission code to not start a time too early.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@fb.com>
Diffstat (limited to 'drivers/scsi/scsi_lib.c')
| -rw-r--r-- | drivers/scsi/scsi_lib.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c index 1f2bae475cb7..f1df41168391 100644 --- a/drivers/scsi/scsi_lib.c +++ b/drivers/scsi/scsi_lib.c @@ -1855,7 +1855,8 @@ static void scsi_mq_done(struct scsi_cmnd *cmd) blk_mq_complete_request(cmd->request); } -static int scsi_queue_rq(struct blk_mq_hw_ctx *hctx, struct request *req) +static int scsi_queue_rq(struct blk_mq_hw_ctx *hctx, struct request *req, + bool last) { struct request_queue *q = req->q; struct scsi_device *sdev = q->queuedata; |