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* [PATCH] ksmbd: Remove redundant 'flush_workqueue()' calls
@ 2021-10-10 13:21 Christophe JAILLET
  2021-10-10 14:31 ` Namjae Jeon
  2021-10-11 12:19 ` Hyunchul Lee
  0 siblings, 2 replies; 3+ messages in thread
From: Christophe JAILLET @ 2021-10-10 13:21 UTC (permalink / raw)
  To: linkinjeon, senozhatsky, sfrench, hyc.lee
  Cc: linux-cifs, linux-kernel, kernel-janitors, Christophe JAILLET

'destroy_workqueue()' already drains the queue before destroying it, so
there is no need to flush it explicitly.

Remove the redundant 'flush_workqueue()' calls.

This was generated with coccinelle:

@@
expression E;
@@
- 	flush_workqueue(E);
	destroy_workqueue(E);

Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
---
 fs/ksmbd/ksmbd_work.c     | 1 -
 fs/ksmbd/transport_rdma.c | 1 -
 2 files changed, 2 deletions(-)

diff --git a/fs/ksmbd/ksmbd_work.c b/fs/ksmbd/ksmbd_work.c
index fd58eb4809f6..14b9caebf7a4 100644
--- a/fs/ksmbd/ksmbd_work.c
+++ b/fs/ksmbd/ksmbd_work.c
@@ -69,7 +69,6 @@ int ksmbd_workqueue_init(void)
 
 void ksmbd_workqueue_destroy(void)
 {
-	flush_workqueue(ksmbd_wq);
 	destroy_workqueue(ksmbd_wq);
 	ksmbd_wq = NULL;
 }
diff --git a/fs/ksmbd/transport_rdma.c b/fs/ksmbd/transport_rdma.c
index 3a7fa23ba850..0fa7b9c17af3 100644
--- a/fs/ksmbd/transport_rdma.c
+++ b/fs/ksmbd/transport_rdma.c
@@ -2026,7 +2026,6 @@ int ksmbd_rdma_destroy(void)
 	smb_direct_listener.cm_id = NULL;
 
 	if (smb_direct_wq) {
-		flush_workqueue(smb_direct_wq);
 		destroy_workqueue(smb_direct_wq);
 		smb_direct_wq = NULL;
 	}
-- 
2.30.2


^ permalink raw reply related	[flat|nested] 3+ messages in thread

* Re: [PATCH] ksmbd: Remove redundant 'flush_workqueue()' calls
  2021-10-10 13:21 [PATCH] ksmbd: Remove redundant 'flush_workqueue()' calls Christophe JAILLET
@ 2021-10-10 14:31 ` Namjae Jeon
  2021-10-11 12:19 ` Hyunchul Lee
  1 sibling, 0 replies; 3+ messages in thread
From: Namjae Jeon @ 2021-10-10 14:31 UTC (permalink / raw)
  To: Christophe JAILLET
  Cc: senozhatsky, sfrench, hyc.lee, linux-cifs, linux-kernel, kernel-janitors

2021-10-10 22:21 GMT+09:00, Christophe JAILLET <christophe.jaillet@wanadoo.fr>:
> 'destroy_workqueue()' already drains the queue before destroying it, so
> there is no need to flush it explicitly.
>
> Remove the redundant 'flush_workqueue()' calls.
>
> This was generated with coccinelle:
>
> @@
> expression E;
> @@
> - 	flush_workqueue(E);
> 	destroy_workqueue(E);
>
> Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Acked-by: Namjae Jeon <linkinjeon@kernel.org>

Thanks!

^ permalink raw reply	[flat|nested] 3+ messages in thread

* Re: [PATCH] ksmbd: Remove redundant 'flush_workqueue()' calls
  2021-10-10 13:21 [PATCH] ksmbd: Remove redundant 'flush_workqueue()' calls Christophe JAILLET
  2021-10-10 14:31 ` Namjae Jeon
@ 2021-10-11 12:19 ` Hyunchul Lee
  1 sibling, 0 replies; 3+ messages in thread
From: Hyunchul Lee @ 2021-10-11 12:19 UTC (permalink / raw)
  To: Christophe JAILLET
  Cc: Namjae Jeon, Sergey Senozhatsky, Steve French, linux-cifs, LKML,
	kernel-janitors

Acked-by: Hyunchul Lee <hyc.lee@gmail.com>

2021년 10월 10일 (일) 오후 10:29, Christophe JAILLET
<christophe.jaillet@wanadoo.fr>님이 작성:
>
> 'destroy_workqueue()' already drains the queue before destroying it, so
> there is no need to flush it explicitly.
>
> Remove the redundant 'flush_workqueue()' calls.
>
> This was generated with coccinelle:
>
> @@
> expression E;
> @@
> -       flush_workqueue(E);
>         destroy_workqueue(E);
>
> Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
> ---
>  fs/ksmbd/ksmbd_work.c     | 1 -
>  fs/ksmbd/transport_rdma.c | 1 -
>  2 files changed, 2 deletions(-)
>
> diff --git a/fs/ksmbd/ksmbd_work.c b/fs/ksmbd/ksmbd_work.c
> index fd58eb4809f6..14b9caebf7a4 100644
> --- a/fs/ksmbd/ksmbd_work.c
> +++ b/fs/ksmbd/ksmbd_work.c
> @@ -69,7 +69,6 @@ int ksmbd_workqueue_init(void)
>
>  void ksmbd_workqueue_destroy(void)
>  {
> -       flush_workqueue(ksmbd_wq);
>         destroy_workqueue(ksmbd_wq);
>         ksmbd_wq = NULL;
>  }
> diff --git a/fs/ksmbd/transport_rdma.c b/fs/ksmbd/transport_rdma.c
> index 3a7fa23ba850..0fa7b9c17af3 100644
> --- a/fs/ksmbd/transport_rdma.c
> +++ b/fs/ksmbd/transport_rdma.c
> @@ -2026,7 +2026,6 @@ int ksmbd_rdma_destroy(void)
>         smb_direct_listener.cm_id = NULL;
>
>         if (smb_direct_wq) {
> -               flush_workqueue(smb_direct_wq);
>                 destroy_workqueue(smb_direct_wq);
>                 smb_direct_wq = NULL;
>         }
> --
> 2.30.2
>


-- 
Thanks,
Hyunchul

^ permalink raw reply	[flat|nested] 3+ messages in thread

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2021-10-10 13:21 [PATCH] ksmbd: Remove redundant 'flush_workqueue()' calls Christophe JAILLET
2021-10-10 14:31 ` Namjae Jeon
2021-10-11 12:19 ` Hyunchul Lee

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