netdev - Re: [PATCH 14/33] sched/isolation: Flush memcg workqueues on cpuset isolated partition change

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Message-ID: <aQt5XImgRtxYYt0e@localhost.localdomain>
Date: Wed, 5 Nov 2025 17:20:44 +0100
From: Frederic Weisbecker <frederic@...nel.org>
To: Waiman Long <llong@...hat.com>
Cc: LKML <linux-kernel@...r.kernel.org>,
	Michal Koutný <mkoutny@...e.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Bjorn Helgaas <bhelgaas@...gle.com>,
	Catalin Marinas <catalin.marinas@....com>,
	Danilo Krummrich <dakr@...nel.org>,
	"David S . Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Gabriele Monaco <gmonaco@...hat.com>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Ingo Molnar <mingo@...hat.com>, Jakub Kicinski <kuba@...nel.org>,
	Jens Axboe <axboe@...nel.dk>, Johannes Weiner <hannes@...xchg.org>,
	Lai Jiangshan <jiangshanlai@...il.com>,
	Marco Crivellari <marco.crivellari@...e.com>,
	Michal Hocko <mhocko@...e.com>, Muchun Song <muchun.song@...ux.dev>,
	Paolo Abeni <pabeni@...hat.com>,
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	"Rafael J . Wysocki" <rafael@...nel.org>,
	Roman Gushchin <roman.gushchin@...ux.dev>,
	Shakeel Butt <shakeel.butt@...ux.dev>,
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	Thomas Gleixner <tglx@...utronix.de>,
	Vlastimil Babka <vbabka@...e.cz>, Will Deacon <will@...nel.org>,
	cgroups@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	linux-block@...r.kernel.org, linux-mm@...ck.org,
	linux-pci@...r.kernel.org, netdev@...r.kernel.org
Subject: Re: [PATCH 14/33] sched/isolation: Flush memcg workqueues on cpuset
 isolated partition change

Le Tue, Oct 21, 2025 at 03:28:42PM -0400, Waiman Long a écrit :
> On 10/21/25 3:16 PM, Waiman Long wrote:
> According to commit dadb3ebcf39 ("workqueue: WQ_PERCPU added to
> alloc_workqueue users"), the default may be changed to WQ_UNBOUND in the
> future.

Ok, well if necessary it will be easy to change.

Thanks.

> 
> Cheers,
> Longman
> 

-- 
Frederic Weisbecker
SUSE Labs