linux-kernel - Re: [PATCH v3 20/21] mm/slub: remove DEACTIVATE_TO

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Message-ID: <onpv3vtvqrybt2ceuyyzv5dm7a3lt53vyr3cc5mlfirf2y3pti@vkpypvv62ijv>
Date: Thu, 22 Jan 2026 13:17:17 +0800
From: Hao Li <hao.li@...ux.dev>
To: Vlastimil Babka <vbabka@...e.cz>
Cc: Harry Yoo <harry.yoo@...cle.com>, Petr Tesarik <ptesarik@...e.com>, 
	Christoph Lameter <cl@...two.org>, David Rientjes <rientjes@...gle.com>, 
	Roman Gushchin <roman.gushchin@...ux.dev>, Andrew Morton <akpm@...ux-foundation.org>, 
	Uladzislau Rezki <urezki@...il.com>, "Liam R. Howlett" <Liam.Howlett@...cle.com>, 
	Suren Baghdasaryan <surenb@...gle.com>, Sebastian Andrzej Siewior <bigeasy@...utronix.de>, 
	Alexei Starovoitov <ast@...nel.org>, linux-mm@...ck.org, linux-kernel@...r.kernel.org, 
	linux-rt-devel@...ts.linux.dev, bpf@...r.kernel.org, kasan-dev@...glegroups.com
Subject: Re: [PATCH v3 20/21] mm/slub: remove DEACTIVATE_TO_* stat items

On Fri, Jan 16, 2026 at 03:40:40PM +0100, Vlastimil Babka wrote:
> The cpu slabs and their deactivations were removed, so remove the unused
> stat items. Weirdly enough the values were also used to control
> __add_partial() adding to head or tail of the list, so replace that with
> a new enum add_mode, which is cleaner.
> 
> Reviewed-by: Suren Baghdasaryan <surenb@...gle.com>
> Signed-off-by: Vlastimil Babka <vbabka@...e.cz>
> ---
>  mm/slub.c | 31 +++++++++++++++----------------
>  1 file changed, 15 insertions(+), 16 deletions(-)
> 

Looks good to me.
Reviewed-by: Hao Li <hao.li@...ux.dev>

-- 
Thanks,
Hao