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-rw-r--r--block/blk-mq.h4
1 files changed, 3 insertions, 1 deletions
diff --git a/block/blk-mq.h b/block/blk-mq.h
index 9497b47e2526..9536be06d022 100644
--- a/block/blk-mq.h
+++ b/block/blk-mq.h
@@ -75,7 +75,9 @@ extern int blk_mq_hw_queue_to_node(unsigned int *map, unsigned int);
static inline struct blk_mq_hw_ctx *blk_mq_map_queue(struct request_queue *q,
int cpu)
{
- return q->queue_hw_ctx[q->mq_map[cpu]];
+ struct blk_mq_tag_set *set = q->tag_set;
+
+ return q->queue_hw_ctx[set->mq_map[cpu]];
}
/*