[PATCH 10/21] blk-mq: Get rid of unnecessary blk_mq_free_hw_queues()

From: Alexander Gordeev
Date: Fri Sep 16 2016 - 04:52:52 EST


CC: Jens Axboe <axboe@xxxxxxxxx>
CC: linux-nvme@xxxxxxxxxxxxxxxxxxx
Signed-off-by: Alexander Gordeev <agordeev@xxxxxxxxxx>
---
block/blk-mq.c | 13 +------------
1 file changed, 1 insertion(+), 12 deletions(-)

diff --git a/block/blk-mq.c b/block/blk-mq.c
index de700c8..639b90d 100644
--- a/block/blk-mq.c
+++ b/block/blk-mq.c
@@ -1684,17 +1684,8 @@ static void blk_mq_exit_hw_queues(struct request_queue *q,
struct blk_mq_hw_ctx *hctx;
unsigned int i;

- queue_for_each_hw_ctx(q, hctx, i)
- blk_mq_exit_hctx(q, set, hctx, i);
-}
-
-static void blk_mq_free_hw_queues(struct request_queue *q,
- struct blk_mq_tag_set *set)
-{
- struct blk_mq_hw_ctx *hctx;
- unsigned int i;
-
queue_for_each_hw_ctx(q, hctx, i) {
+ blk_mq_exit_hctx(q, set, hctx, i);
free_cpumask_var(hctx->cpumask);
kfree(hctx->ctxs);
kfree(hctx);
@@ -2130,9 +2121,7 @@ void blk_mq_free_queue(struct request_queue *q)
mutex_unlock(&all_q_mutex);

blk_mq_del_queue_tag_set(q);
-
blk_mq_exit_hw_queues(q, set);
- blk_mq_free_hw_queues(q, set);
}

/* Basically redo blk_mq_init_queue with queue frozen */
--
1.8.3.1