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Subject[PATCH 03/16] blk-mq: provide dummy blk_mq_map_queue_type() helper
Date
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>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
---
block/blk-mq.h | 9 ++++++++-
1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/block/blk-mq.h b/block/blk-mq.h
index 889f0069dd80..d9facfb9ca51 100644
--- a/block/blk-mq.h
+++ b/block/blk-mq.h
@@ -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
*/
--
2.17.1
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