diff options
| author | Bart Van Assche <bart.vanassche@sandisk.com> | 2017-04-19 14:01:27 -0700 |
|---|---|---|
| committer | Jens Axboe <axboe@fb.com> | 2017-04-19 17:38:34 -0600 |
| commit | 0be0dee64eacd950f8e4b6c45adb5a92392eaaaf (patch) | |
| tree | 105bc37e66793b138dfb8471b347a8c069fc794d | |
| parent | 9460e28022ed8e81c2eea2d3e5531eb199cb1475 (diff) | |
| download | linux-0be0dee64eacd950f8e4b6c45adb5a92392eaaaf.tar.bz2 | |
block: Inline blk_rq_set_prio()
Since only a single caller remains, inline blk_rq_set_prio(). Initialize
req->ioprio even if no I/O priority has been set in the bio nor in the
I/O context.
Signed-off-by: Bart Van Assche <bart.vanassche@sandisk.com>
Reviewed-by: Adam Manzanares <adam.manzanares@wdc.com>
Tested-by: Adam Manzanares <adam.manzanares@wdc.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Cc: Matias Bjørling <m@bjorling.me>
Signed-off-by: Jens Axboe <axboe@fb.com>
| -rw-r--r-- | block/blk-core.c | 7 | ||||
| -rw-r--r-- | include/linux/blkdev.h | 14 |
2 files changed, 6 insertions, 15 deletions
diff --git a/block/blk-core.c b/block/blk-core.c index 72544b462657..25aea293ee98 100644 --- a/block/blk-core.c +++ b/block/blk-core.c @@ -1630,14 +1630,19 @@ out: void blk_init_request_from_bio(struct request *req, struct bio *bio) { + struct io_context *ioc = rq_ioc(bio); + if (bio->bi_opf & REQ_RAHEAD) req->cmd_flags |= REQ_FAILFAST_MASK; req->errors = 0; req->__sector = bio->bi_iter.bi_sector; - blk_rq_set_prio(req, rq_ioc(bio)); if (ioprio_valid(bio_prio(bio))) req->ioprio = bio_prio(bio); + else if (ioc) + req->ioprio = ioc->ioprio; + else + req->ioprio = IOPRIO_PRIO_VALUE(IOPRIO_CLASS_NONE, 0); blk_rq_bio_prep(req->q, req, bio); } EXPORT_SYMBOL_GPL(blk_init_request_from_bio); diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h index 3470375952a1..51c9e391798e 100644 --- a/include/linux/blkdev.h +++ b/include/linux/blkdev.h @@ -1088,20 +1088,6 @@ static inline unsigned int blk_rq_count_bios(struct request *rq) } /* - * blk_rq_set_prio - associate a request with prio from ioc - * @rq: request of interest - * @ioc: target iocontext - * - * Assocate request prio with ioc prio so request based drivers - * can leverage priority information. - */ -static inline void blk_rq_set_prio(struct request *rq, struct io_context *ioc) -{ - if (ioc) - rq->ioprio = ioc->ioprio; -} - -/* * Request issue related functions. */ extern struct request *blk_peek_request(struct request_queue *q); |