* [PATCH 1/1] blk-mq: remove unused 'nr_expired' from blk_mq_hw_ctx
@ 2019-03-19 15:05 Dongli Zhang
2019-03-19 15:06 ` Jens Axboe
0 siblings, 1 reply; 2+ messages in thread
From: Dongli Zhang @ 2019-03-19 15:05 UTC (permalink / raw)
To: axboe, linux-block; +Cc: linux-kernel, keith.busch
There is no usage of 'nr_expired'.
The 'nr_expired' was introduced by commit 1d9bd5161ba3 ("blk-mq: replace
timeout synchronization with a RCU and generation based scheme"). Its usage
was removed since commit 12f5b9314545 ("blk-mq: Remove generation
seqeunce").
Signed-off-by: Dongli Zhang <dongli.zhang@oracle.com>
---
include/linux/blk-mq.h | 1 -
1 file changed, 1 deletion(-)
diff --git a/include/linux/blk-mq.h b/include/linux/blk-mq.h
index b0c814b..3535969 100644
--- a/include/linux/blk-mq.h
+++ b/include/linux/blk-mq.h
@@ -57,7 +57,6 @@ struct blk_mq_hw_ctx {
unsigned int queue_num;
atomic_t nr_active;
- unsigned int nr_expired;
struct hlist_node cpuhp_dead;
struct kobject kobj;
--
2.7.4
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH 1/1] blk-mq: remove unused 'nr_expired' from blk_mq_hw_ctx
2019-03-19 15:05 [PATCH 1/1] blk-mq: remove unused 'nr_expired' from blk_mq_hw_ctx Dongli Zhang
@ 2019-03-19 15:06 ` Jens Axboe
0 siblings, 0 replies; 2+ messages in thread
From: Jens Axboe @ 2019-03-19 15:06 UTC (permalink / raw)
To: Dongli Zhang, linux-block; +Cc: linux-kernel, keith.busch
On 3/19/19 9:05 AM, Dongli Zhang wrote:
> There is no usage of 'nr_expired'.
>
> The 'nr_expired' was introduced by commit 1d9bd5161ba3 ("blk-mq: replace
> timeout synchronization with a RCU and generation based scheme"). Its usage
> was removed since commit 12f5b9314545 ("blk-mq: Remove generation
> seqeunce").
Thanks, applied.
--
Jens Axboe
^ permalink raw reply [flat|nested] 2+ messages in thread
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2019-03-19 15:05 [PATCH 1/1] blk-mq: remove unused 'nr_expired' from blk_mq_hw_ctx Dongli Zhang
2019-03-19 15:06 ` Jens Axboe
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