linux-kernel - Re: [PATCH 4/5] slub: remove CONFIG_SLUB

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Message-ID: <aRU59y8i7fICC29T@hyeyoo>
Date: Thu, 13 Nov 2025 10:52:55 +0900
From: Harry Yoo <harry.yoo@...cle.com>
To: Vlastimil Babka <vbabka@...e.cz>
Cc: Andrew Morton <akpm@...ux-foundation.org>,
        Christoph Lameter <cl@...two.org>,
        David Rientjes <rientjes@...gle.com>,
        Roman Gushchin <roman.gushchin@...ux.dev>,
        "Liam R. Howlett" <Liam.Howlett@...cle.com>,
        Suren Baghdasaryan <surenb@...gle.com>,
        Alexei Starovoitov <ast@...nel.org>, linux-mm@...ck.org,
        linux-kernel@...r.kernel.org, bpf@...r.kernel.org,
        kasan-dev@...glegroups.com
Subject: Re: [PATCH 4/5] slub: remove CONFIG_SLUB_TINY specific code paths

On Wed, Nov 05, 2025 at 10:05:32AM +0100, Vlastimil Babka wrote:
> CONFIG_SLUB_TINY minimizes the SLUB's memory overhead in multiple ways,
> mainly by avoiding percpu caching of slabs and objects. It also reduces
> code size by replacing some code paths with simplified ones through
> ifdefs, but the benefits of that are smaller and would complicate the
> upcoming changes.
> 
> Thus remove these code paths and associated ifdefs and simplify the code
> base.
> 
> Signed-off-by: Vlastimil Babka <vbabka@...e.cz>
> ---

Looks good to me,
Reviewed-by: Harry Yoo <harry.yoo@...cle.com>

-- 
Cheers,
Harry / Hyeonggon