linux-kernel - Re: [PATCH v5 1/3] Workqueue: add system_percpu_wq and system_dfl

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Message-ID: <20250623234920.1531-1-hdanton@sina.com>
Date: Tue, 24 Jun 2025 07:49:19 +0800
From: Hillf Danton <hdanton@...a.com>
To: Marco Crivellari <marco.crivellari@...e.com>
Cc: linux-kernel@...r.kernel.org,
	Tejun Heo <tj@...nel.org>,
	Frederic Weisbecker <frederic@...nel.org>,
	Sebastian Andrzej Siewior <bigeasy@...utronix.de>,
	Michal Hocko <mhocko@...e.com>
Subject: Re: [PATCH v5 1/3] Workqueue: add system_percpu_wq and system_dfl_wq

On Sat, 14 Jun 2025 15:35:29 +0200 Marco Crivellari wrote:
> @@ -7829,10 +7833,11 @@ void __init workqueue_init_early(void)
>  	}
>  
>  	system_wq = alloc_workqueue("events", 0, 0);
> +	system_percpu_wq = alloc_workqueue("events", 0, 0);

Different workqueue names are prefered until system_wq is cut off.

>  	system_highpri_wq = alloc_workqueue("events_highpri", WQ_HIGHPRI, 0);
>  	system_long_wq = alloc_workqueue("events_long", 0, 0);
> -	system_unbound_wq = alloc_workqueue("events_unbound", WQ_UNBOUND,
> -					    WQ_MAX_ACTIVE);
> +	system_unbound_wq = alloc_workqueue("events_unbound", WQ_UNBOUND, WQ_MAX_ACTIVE);
> +	system_dfl_wq = alloc_workqueue("events_unbound", WQ_UNBOUND, WQ_MAX_ACTIVE);

Ditto