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Date:   Mon, 15 Apr 2019 10:09:46 -0700
From:   Bart Van Assche <bvanassche@....org>
To:     Tejun Heo <tj@...nel.org>
Cc:     linux-kernel@...r.kernel.org,
        Lai Jiangshan <jiangshanlai@...il.com>,
        Alexander Duyck <alexander.h.duyck@...ux.intel.com>,
        Dan Williams <dan.j.williams@...el.com>
Subject: Re: [PATCH] kernel/workqueue: Verify alloc_workqueue() argument
 list consistency

On Tue, 2019-03-19 at 10:40 -0700, Bart Van Assche wrote:
> This patch avoids that gcc reports the following warning when building
> with W=1:
> 
> kernel/workqueue.c:4250:2: warning: function alloc_workqueue might be a candidate for gnu_printf format attribute [-Wsuggest-attribute=format]
>   vsnprintf(wq->name, sizeof(wq->name), fmt, args);
> 
> Cc: Lai Jiangshan <jiangshanlai@...il.com>
> Cc: Alexander Duyck <alexander.h.duyck@...ux.intel.com>
> Cc: Dan Williams <dan.j.williams@...el.com>
> Fixes: 669de8bda87b ("kernel/workqueue: Use dynamic lockdep keys for workqueues")
> Signed-off-by: Bart Van Assche <bvanassche@....org>
> ---
>  include/linux/workqueue.h | 1 
>  1 file changed, 1 insertion()
> 
> diff --git a/include/linux/workqueue.h b/include/linux/workqueue.h
> index d59525fca4d3..30737b5183c0 100644
> --- a/include/linux/workqueue.h
> ﯦハ眥맗뾖⧮쟼⢮䪮竧ꇣ为 ,7 @@ extern struct workqueue_struct *system_freezable_power_efficient_wq;
>   * RETURNS:
>   * Pointer to the allocated workqueue on success, %NULL on failure.
>   */
> __printf(1, 4)
>  struct workqueue_struct *alloc_workqueue(const char *fmt,
>  					 unsigned int flags,
>  					 int max_active, ...);

Ping?

Bart.

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