linux-kernel - Re: [PATCHv6 17/17] mm/slab: Use compound_head() in page

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Message-Id: <69CF3AD0-F761-48FE-A7A9-20061ADA1A5C@linux.dev>
Date: Wed, 4 Feb 2026 11:39:42 +0800
From: Muchun Song <muchun.song@...ux.dev>
To: Kiryl Shutsemau <kas@...nel.org>
Cc: Andrew Morton <akpm@...ux-foundation.org>,
 David Hildenbrand <david@...hat.com>,
 Matthew Wilcox <willy@...radead.org>,
 Usama Arif <usamaarif642@...il.com>,
 Frank van der Linden <fvdl@...gle.com>,
 Oscar Salvador <osalvador@...e.de>,
 Mike Rapoport <rppt@...nel.org>,
 Vlastimil Babka <vbabka@...e.cz>,
 Lorenzo Stoakes <lorenzo.stoakes@...cle.com>,
 Zi Yan <ziy@...dia.com>,
 Baoquan He <bhe@...hat.com>,
 Michal Hocko <mhocko@...e.com>,
 Johannes Weiner <hannes@...xchg.org>,
 Jonathan Corbet <corbet@....net>,
 Huacai Chen <chenhuacai@...nel.org>,
 WANG Xuerui <kernel@...0n.name>,
 Palmer Dabbelt <palmer@...belt.com>,
 Paul Walmsley <paul.walmsley@...ive.com>,
 Albert Ou <aou@...s.berkeley.edu>,
 Alexandre Ghiti <alex@...ti.fr>,
 kernel-team@...a.com,
 linux-mm@...ck.org,
 linux-kernel@...r.kernel.org,
 linux-doc@...r.kernel.org,
 loongarch@...ts.linux.dev,
 linux-riscv@...ts.infradead.org
Subject: Re: [PATCHv6 17/17] mm/slab: Use compound_head() in page_slab()



> On Feb 2, 2026, at 23:56, Kiryl Shutsemau <kas@...nel.org> wrote:
> 
> page_slab() contained an open-coded implementation of compound_head().
> 
> Replace the duplicated code with a direct call to compound_head().
> 
> Signed-off-by: Kiryl Shutsemau <kas@...nel.org>

Acked-by: Muchun Song <muchun.song@...ux.dev>