linux-kernel - Re: [PATCH] RDMA: Remove redundant 'flush

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Date:   Tue, 12 Oct 2021 13:20:16 -0300
From:   Jason Gunthorpe <jgg@...dia.com>
To:     Christophe JAILLET <christophe.jaillet@...adoo.fr>
Cc:     dledford@...hat.com, bharat@...lsio.com, yishaih@...dia.com,
        bmt@...ich.ibm.com, leon@...nel.org, linux-rdma@...r.kernel.org,
        linux-kernel@...r.kernel.org, kernel-janitors@...r.kernel.org
Subject: Re: [PATCH] RDMA: Remove redundant 'flush_workqueue()' calls

On Sun, Oct 10, 2021 at 04:08:10PM +0200, Christophe JAILLET wrote:
> '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@...adoo.fr>
> Reviewed-by: Leon Romanovsky <leonro@...dia.com>
> ---
>  drivers/infiniband/core/sa_query.c        | 1 -
>  drivers/infiniband/hw/cxgb4/cm.c          | 1 -
>  drivers/infiniband/hw/cxgb4/device.c      | 1 -
>  drivers/infiniband/hw/mlx4/alias_GUID.c   | 4 +---
>  drivers/infiniband/sw/siw/siw_cm.c        | 4 +---
>  drivers/infiniband/ulp/ipoib/ipoib_main.c | 1 -
>  6 files changed, 2 insertions(+), 10 deletions(-)

Applied to for-next, thanks

Jason