On 10/30/18 6:37 PM, Sagi Grimberg wrote:

quoted

  static inline struct blk_mq_hw_ctx *blk_mq_map_queue(struct request_queue *q,
+						     unsigned int flags,
  						     unsigned int cpu)
  {
  	struct blk_mq_tag_set *set = q->tag_set;

@@ -84,7 +85,7 @@ static inline struct blk_mq_hw_ctx *blk_mq_map_queue_type(struct request_queue *
  							  unsigned int hctx_type,
  							  unsigned int cpu)
  {
-	return blk_mq_map_queue(q, cpu);
+	return blk_mq_map_queue(q, hctx_type, cpu);
  }

Haven't read through the rest of the patch set, but it looks a bit
strange that a type enumeration is being passed on as flags field.

It's impossible to get it 100% right at this point, which is why
it looks a bit odd. If you read on, it'll make sense.

-- 
Jens Axboe