linux-kernel - Re: [PATCH] workqueue: introduce queue_work_cpumask to queue work onto a given cpumask

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Message-ID: <ZJNsZUxXFUuG34Dw@slm.duckdns.org>
Date:   Wed, 21 Jun 2023 11:32:21 -1000
From:   Tejun Heo <tj@...nel.org>
To:     Yuanhan Zhang <zyhtheonly@...il.com>
Cc:     jiangshanlai@...il.com, linux-kernel@...r.kernel.org,
        pmladek@...e.com, zyhtheonly@...h.net, zwp10758@...il.com,
        tiozhang@...iglobal.com, fuyuanli@...iglobal.com
Subject: Re: [PATCH] workqueue: introduce queue_work_cpumask to queue work
 onto a given cpumask

Hello,

On Tue, Jun 13, 2023 at 06:25:44PM +0800, Yuanhan Zhang wrote:
> If I have several kinds of works, and I'd like to make them run on
> different cpusets
> (so it is not ideal to put them on WQ_UNBOUND).

So, you can achieve that by creating a workqueue for each group of work
items. Each workqueue is just a front-end to shared pools of workers and
groups work items according to their attributes and flush grouping needs,
which is what you're asking for here.

Thanks.

-- 
tejun