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blk-mq: provide dummy blk_mq_map_queue_type() helper

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Doesn't do anything right now, but it's needed as a prep patch
to get the interfaces right.

While in there, correct the blk_mq_map_queue() CPU type to an unsigned
int.

Reviewed-by: Hannes Reinecke <hare@suse.com>
Reviewed-by: Keith Busch <keith.busch@intel.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Jens Axboe 2018-10-29 13:07:33 -06:00
parent ed76e329d7
commit ff2c56609d
1 changed files with 8 additions and 1 deletions
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9
block/blk-mq.h
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@ -73,13 +73,20 @@ void blk_mq_try_issue_list_directly(struct blk_mq_hw_ctx *hctx,
extern int blk_mq_hw_queue_to_node(struct blk_mq_queue_map *qmap, unsigned int);
static inline struct blk_mq_hw_ctx *blk_mq_map_queue(struct request_queue *q,
int cpu)
unsigned int cpu)
{
struct blk_mq_tag_set *set = q->tag_set;
return q->queue_hw_ctx[set->map[0].mq_map[cpu]];
}
static inline struct blk_mq_hw_ctx *blk_mq_map_queue_type(struct request_queue *q,
unsigned int hctx_type,
unsigned int cpu)
{
return blk_mq_map_queue(q, cpu);
}
/*
* sysfs helpers
*/