diff options
| author |   Jens Axboe <axboe@fb.com> | 2016-12-13 09:24:51 -0700 |
|---|---|---|
| committer | Jens Axboe <axboe@fb.com> | 2017-01-11 20:47:44 -0700 |
| commit | f8a5b12247fe18f7fed801ad262a7ab190e1f848 (patch) | |
| tree | 51e9783f5b13db75bebdbffa4e422b9b0624f254 | |
| parent | block: relax check on sg gap (diff) | |
| download | linux-dev-f8a5b12247fe18f7fed801ad262a7ab190e1f848.tar.xz linux-dev-f8a5b12247fe18f7fed801ad262a7ab190e1f848.zip | |
blk-mq: make mq_ops a const pointer
We never change it, make that clear.
Signed-off-by: Jens Axboe <axboe@fb.com>
Reviewed-by: Bart Van Assche <bart.vanassche@sandisk.com>
| -rw-r--r-- | block/blk-mq.c | 2 | ||||
| -rw-r--r-- | include/linux/blk-mq.h | 2 | ||||
| -rw-r--r-- | include/linux/blkdev.h | 2 |
3 files changed, 3 insertions, 3 deletions
diff --git a/block/blk-mq.c b/block/blk-mq.c index a8e67a155d04..79e1cb0f7b15 100644 --- a/block/blk-mq.c +++ b/block/blk-mq.c @@ -639,7 +639,7 @@ struct blk_mq_timeout_data { void blk_mq_rq_timed_out(struct request *req, bool reserved) { - struct blk_mq_ops *ops = req->q->mq_ops; + const struct blk_mq_ops *ops = req->q->mq_ops; enum blk_eh_timer_return ret = BLK_EH_RESET_TIMER; /* diff --git a/include/linux/blk-mq.h b/include/linux/blk-mq.h index 4a2ab5d99ff7..afc81d77e471 100644 --- a/include/linux/blk-mq.h +++ b/include/linux/blk-mq.h @@ -60,7 +60,7 @@ struct blk_mq_hw_ctx { struct blk_mq_tag_set { unsigned int *mq_map; - struct blk_mq_ops *ops; + const struct blk_mq_ops *ops; unsigned int nr_hw_queues; unsigned int queue_depth; /* max hw supported */ unsigned int reserved_tags; diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h index b20da8dfa7ec..2e99d659b0f1 100644 --- a/include/linux/blkdev.h +++ b/include/linux/blkdev.h @@ -407,7 +407,7 @@ struct request_queue { dma_drain_needed_fn *dma_drain_needed; lld_busy_fn *lld_busy_fn; - struct blk_mq_ops *mq_ops; + const struct blk_mq_ops *mq_ops; unsigned int *mq_map; |