linux-kernel - Re: [PATCHv4 01/14] mm: Move MAX_FOLIO

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Message-ID: <8324F33B-FC2F-4AA4-B492-9C8300BD9219@nvidia.com>
Date: Wed, 21 Jan 2026 11:29:39 -0500
From: Zi Yan <ziy@...dia.com>
To: Kiryl Shutsemau <kas@...nel.org>
Cc: Andrew Morton <akpm@...ux-foundation.org>,
 Muchun Song <muchun.song@...ux.dev>, David Hildenbrand <david@...nel.org>,
 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>, Baoquan He <bhe@...hat.com>,
 Michal Hocko <mhocko@...e.com>, Johannes Weiner <hannes@...xchg.org>,
 Jonathan Corbet <corbet@....net>, kernel-team@...a.com, linux-mm@...ck.org,
 linux-kernel@...r.kernel.org, linux-doc@...r.kernel.org
Subject: Re: [PATCHv4 01/14] mm: Move MAX_FOLIO_ORDER definition to mmzone.h

On 21 Jan 2026, at 11:22, Kiryl Shutsemau wrote:

> Move MAX_FOLIO_ORDER definition from mm.h to mmzone.h.
>
> This is preparation for adding the vmemmap_tails array to struct
> pglist_data, which requires MAX_FOLIO_ORDER to be available in mmzone.h.
>
> Signed-off-by: Kiryl Shutsemau <kas@...nel.org>
> Acked-by: David Hildenbrand (Red Hat) <david@...nel.org>
> ---
>  include/linux/mm.h     | 31 -------------------------------
>  include/linux/mmzone.h | 31 +++++++++++++++++++++++++++++++
>  2 files changed, 31 insertions(+), 31 deletions(-)
>
Acked-by: Zi Yan <ziy@...dia.com>

Best Regards,
Yan, Zi