diff options
| author | Jens Axboe <axboe@kernel.dk> | 2021-10-19 18:32:57 +0300 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2021-10-27 17:43:15 +0300 |
| commit | 56f8da642bd827ef50a952e7bc3728c5830452be (patch) | |
| tree | 916416a924b3e3eaa85af1b2502df37114c7f66e /block/blk-mq.h | |
| parent | 842e39b013465a279fb60348427b9309427a29de (diff) | |
| download | linux-56f8da642bd827ef50a952e7bc3728c5830452be.tar.xz | |
block: add rq_flags to struct blk_mq_alloc_data
There's a hole here we can use, and it's faster to set this earlier
rather than need to check q->elevator multiple times.
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Link: https://lore.kernel.org/r/20211019153300.623322-2-axboe@kernel.dk
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'block/blk-mq.h')
| -rw-r--r-- | block/blk-mq.h | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/block/blk-mq.h b/block/blk-mq.h index 08fb5922e611..28859fc5faee 100644 --- a/block/blk-mq.h +++ b/block/blk-mq.h @@ -149,6 +149,7 @@ struct blk_mq_alloc_data { blk_mq_req_flags_t flags; unsigned int shallow_depth; unsigned int cmd_flags; + unsigned int rq_flags; /* allocate multiple requests/tags in one go */ unsigned int nr_tags; @@ -166,10 +167,9 @@ static inline bool blk_mq_is_shared_tags(unsigned int flags) static inline struct blk_mq_tags *blk_mq_tags_from_data(struct blk_mq_alloc_data *data) { - if (data->q->elevator) - return data->hctx->sched_tags; - - return data->hctx->tags; + if (!(data->rq_flags & RQF_ELV)) + return data->hctx->tags; + return data->hctx->sched_tags; } static inline bool blk_mq_hctx_stopped(struct blk_mq_hw_ctx *hctx) |