linux-kernel - Re: [PATCH v2 3/3] mm: add WQ_PERCPU to alloc

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Message-ID: <CAAofZF49yM4UN36-kQsux7LM3YrV4PwEoWMZ_Rv1-_RTNZCH+w@mail.gmail.com>
Date: Mon, 26 Jan 2026 16:43:20 +0100
From: Marco Crivellari <marco.crivellari@...e.com>
To: Sebastian Andrzej Siewior <bigeasy@...utronix.de>
Cc: linux-kernel@...r.kernel.org, linux-mm@...ck.org, 
	Tejun Heo <tj@...nel.org>, Lai Jiangshan <jiangshanlai@...il.com>, 
	Frederic Weisbecker <frederic@...nel.org>, Michal Hocko <mhocko@...e.com>, 
	Andrew Morton <akpm@...ux-foundation.org>
Subject: Re: [PATCH v2 3/3] mm: add WQ_PERCPU to alloc_workqueue users

On Sat, Jan 24, 2026 at 11:21 PM Sebastian Andrzej Siewior
<bigeasy@...utronix.de> wrote:
> [..]
> >  void __init kmem_cache_init_late(void)
> >  {
> > -     flushwq = alloc_workqueue("slub_flushwq", WQ_MEM_RECLAIM, 0);
> > +#ifndef CONFIG_SLUB_TINY
>
> This ifndef does not belong here.
>
> > +     flushwq = alloc_workqueue("slub_flushwq", WQ_MEM_RECLAIM | WQ_PERCPU,
> > +                               0);
> >       WARN_ON(!flushwq);
> >  }
>
> Without the ifndef above I am happy with
> Reviewed-by: Sebastian Andrzej Siewior <bigeasy@...utronix.de>

Thanks, it seems like I messed up the thing when I rebased...


-- 

Marco Crivellari

L3 Support Engineer