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block: kill all_q_node in request_queue

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all_q_node has not been used since commit 4b855ad371 ("blk-mq: Create
hctx for each present CPU"), so remove it.

Reviewed-by: Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com>
Reviewed-by: Ming Lei <ming.lei@redhat.com>
Signed-off-by: Hou Tao <houtao1@huawei.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Hou Tao 2019-04-19 10:31:27 +08:00 committed by Jens Axboe
parent 74f464e970
commit b40fabc05e
1 changed files with 0 additions and 1 deletions
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include/linux/blkdev.h
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@ -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;