linux-kernel - Re: [PATCH] ASoC: SDCA: Replace use of system_wq with system_percpu

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Message-ID: <CAAofZF7J_PokhFV3nJfAQ9S4ars87r6SF13GZu4=S_BygdQJbQ@mail.gmail.com>
Date: Tue, 30 Dec 2025 11:14:04 +0100
From: Marco Crivellari <marco.crivellari@...e.com>
To: Mark Brown <broonie@...nel.org>
Cc: linux-kernel@...r.kernel.org, linux-sound@...r.kernel.org, 
	patches@...nsource.cirrus.com, Tejun Heo <tj@...nel.org>, 
	Lai Jiangshan <jiangshanlai@...il.com>, Frederic Weisbecker <frederic@...nel.org>, 
	Sebastian Andrzej Siewior <bigeasy@...utronix.de>, Michal Hocko <mhocko@...e.com>, 
	Charles Keepax <ckeepax@...nsource.cirrus.com>, 
	Maciej Strozek <mstrozek@...nsource.cirrus.com>, 
	Bard Liao <yung-chuan.liao@...ux.intel.com>, 
	Pierre-Louis Bossart <pierre-louis.bossart@...ux.dev>, Liam Girdwood <lgirdwood@...il.com>, 
	Jaroslav Kysela <perex@...ex.cz>, Takashi Iwai <tiwai@...e.com>
Subject: Re: [PATCH] ASoC: SDCA: Replace use of system_wq with system_percpu_wq

On Wed, Dec 24, 2025 at 9:30 PM Mark Brown <broonie@...nel.org> wrote:
>
> On Wed, Dec 24, 2025 at 05:26:35PM +0100, Marco Crivellari wrote:
>
> > -     queue_delayed_work(system_wq, work, usecs_to_jiffies(timeout_us));
> > +     queue_delayed_work(system_percpu_wq, work, usecs_to_jiffies(timeout_us));
>
> As with all of these thus far I am unconvinced that there was any
> intention to use a percpu queue here.

Hi Mark,

I will send a new version using the unbound workqueue. :-)

Thanks!

-- 

Marco Crivellari

L3 Support Engineer