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Date: Wed, 27 May 2026 16:06:18 -0700 (PDT)
From: "Christoph Lameter (Ampere)" <cl@gentwo.org>
To: Matthew Wilcox <willy@infradead.org>
cc: lirongqing <lirongqing@baidu.com>, Jonathan Corbet <corbet@lwn.net>, 
    Shuah Khan <skhan@linuxfoundation.org>, 
    Vlastimil Babka <vbabka@kernel.org>, Harry Yoo <harry@kernel.org>, 
    Andrew Morton <akpm@linux-foundation.org>, Hao Li <hao.li@linux.dev>, 
    David Rientjes <rientjes@google.com>, 
    Roman Gushchin <roman.gushchin@linux.dev>, linux-doc@vger.kernel.org, 
    linux-kernel@vger.kernel.org, linux-mm@kvack.org
Subject: Re: [PATCH] mm/mempool: use static key for boot-time debug
 enablement
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On Wed, 27 May 2026, Matthew Wilcox wrote:

> > Please clean this mess up.
>
> Isn't that what this patch does?

Its not marked as fixing something nor as addressing the weirdness of
using CONFIG_SLUB_DEBUG_ON here, A kernel build with CONFIG_SLUB_DEBUG_ON
can still boot without debugging if a certain kernel command line option
is given.