linux-kernel - Re: [PATCH v2 4/4] [Doc] Workqueue: WQ

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Message-ID: <aKxr2QH-4Vi8jHTU@localhost.localdomain>
Date: Mon, 25 Aug 2025 15:57:45 +0200
From: Frederic Weisbecker <frederic@...nel.org>
To: Marco Crivellari <marco.crivellari@...e.com>
Cc: linux-kernel@...r.kernel.org, Tejun Heo <tj@...nel.org>,
	Lai Jiangshan <jiangshanlai@...il.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	Sebastian Andrzej Siewior <bigeasy@...utronix.de>,
	Michal Hocko <mhocko@...e.com>
Subject: Re: [PATCH v2 4/4] [Doc] Workqueue: WQ_UNBOUND doc upgraded

Le Mon, Aug 25, 2025 at 03:29:06PM +0200, Marco Crivellari a écrit :
> Doc upgraded to mention future removal of WQ_UNBOUND.
> 
> Suggested-by: Tejun Heo <tj@...nel.org>
> Signed-off-by: Marco Crivellari <marco.crivellari@...e.com>
> ---
>  Documentation/core-api/workqueue.rst | 4 ++++
>  1 file changed, 4 insertions(+)
> 
> diff --git a/Documentation/core-api/workqueue.rst b/Documentation/core-api/workqueue.rst
> index 165ca73e8351..c8ece1c38808 100644
> --- a/Documentation/core-api/workqueue.rst
> +++ b/Documentation/core-api/workqueue.rst
> @@ -206,6 +206,10 @@ resources, scheduled and executed.
>    * Long running CPU intensive workloads which can be better
>      managed by the system scheduler.
>  
> +  **Note:** This flag will be removed in the future and all the work
> +  items that don't need to be bound to a specific CPU, should not
> +  use this flag.
> +

I would introduce that later, once WQ_PERCPU is correctly added everywhere and
we can assume that no flag means unbound.

Thanks.

>  ``WQ_FREEZABLE``
>    A freezable wq participates in the freeze phase of the system
>    suspend operations.  Work items on the wq are drained and no
> -- 
> 2.50.1
> 

-- 
Frederic Weisbecker
SUSE Labs