[PATCH] block: kill all_q_node in request_queue

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all_q_node has not been used since commit 4b855ad37194 ("blk-mq: Create
hctx for each present CPU"), so remove it.

Signed-off-by: Hou Tao <houtao1@xxxxxxxxxx>
---
 include/linux/blkdev.h | 1 -
 1 file changed, 1 deletion(-)

diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index 5c58a3b2bf00..317ab30d2904 100644
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -548,7 +548,6 @@ struct request_queue {
 	struct rcu_head		rcu_head;
 	wait_queue_head_t	mq_freeze_wq;
 	struct percpu_ref	q_usage_counter;
-	struct list_head	all_q_node;
 
 	struct blk_mq_tag_set	*tag_set;
 	struct list_head	tag_set_list;
-- 
2.16.2.dirty




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