linux-kernel - Re: [PATCH 6/9] gfs2: WQ_NON_REENTRANT is meaningless and going away

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Message-ID: <1375193418.2725.25.camel@menhir>
Date:	Tue, 30 Jul 2013 15:10:18 +0100
From:	Steven Whitehouse <swhiteho@...hat.com>
To:	Tejun Heo <tj@...nel.org>
Cc:	linux-kernel@...r.kernel.org, laijs@...fujitsu.com,
	shli@...nel.org, cluster-devel@...hat.com
Subject: Re: [PATCH 6/9] gfs2: WQ_NON_REENTRANT is meaningless and going
 away

Hi,

On Tue, 2013-07-30 at 08:40 -0400, Tejun Heo wrote:
> Hello,
> 
> Please route this through the subsystem tree.  As written in the
> description, this shouldn't make any functional difference and just
> prepares for the removal of WQ_NON_REENTRANT which is already noop.
> 
> Thanks.
> 
Now in the GFS2 -nmw tree. Thanks,

Steve.

> ------ 8< -------
> dbf2576e37 ("workqueue: make all workqueues non-reentrant") made
> WQ_NON_REENTRANT no-op and the flag is going away.  Remove its usages.
> 
> This patch doesn't introduce any behavior changes.
> 
> Signed-off-by: Tejun Heo <tj@...nel.org>
> Cc: Steven Whitehouse <swhiteho@...hat.com>
> Cc: cluster-devel@...hat.com
> ---
>  fs/gfs2/main.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/fs/gfs2/main.c b/fs/gfs2/main.c
> index e04d0e0..7b0f504 100644
> --- a/fs/gfs2/main.c
> +++ b/fs/gfs2/main.c
> @@ -155,7 +155,7 @@ static int __init init_gfs2_fs(void)
>  		goto fail_wq;
>  
>  	gfs2_control_wq = alloc_workqueue("gfs2_control",
> -			       WQ_NON_REENTRANT | WQ_UNBOUND | WQ_FREEZABLE, 0);
> +					  WQ_UNBOUND | WQ_FREEZABLE, 0);
>  	if (!gfs2_control_wq)
>  		goto fail_recovery;
>  


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