blk-mq: provide dummy blk_mq_map_queue_type() helper (ff2c5660) · Commits · 戴 / test

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>

block/blk-mq.h

+8 −1

Original line number	Diff line number	Diff line
		@@ -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
		*/

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