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b=d6rnX8scxqYgKDlQDSnoVAaWLHn3BmwdpFGxB8PESwL9wfoU6sSFu6HGEqF0HUmOg 4w50NWmjSXgZshmAFggR7E86eYy4eS2iV9Sf5TxKhFCnGtspXSGpW/WEwh0I2sYW56 T3+V1EIiuPjuUibtspH6Sk/4P5sctTHJ+2X1NQ46g/78b4nr7IccxWVyYQ8QdJhwN4 DS4ZlxldceS7Ja3/QXyioXwlEOmQoVhdCujORDcsetapQuwsHk/rkTdxW99xm0QBtl cipnartReX30SR+xfeFc73SxuESwyVEHP2I0Vi1qxnkJhRSRc8tMzLu22FCCtgMJwj i5nDv3kjhYpFA== Message-ID: Date: Thu, 15 Jan 2026 17:48:20 +0100 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCHv3 02/15] mm: Move MAX_FOLIO_ORDER definition to mmzone.h From: "David Hildenbrand (Red Hat)" To: Kiryl Shutsemau , Andrew Morton , Muchun Song , Matthew Wilcox , Usama Arif , Frank van der Linden Cc: Oscar Salvador , Mike Rapoport , Vlastimil Babka , Lorenzo Stoakes , Zi Yan , Baoquan He , Michal Hocko , Johannes Weiner , Jonathan Corbet , kernel-team@meta.com, linux-mm@kvack.org, linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org References: <20260115144604.822702-1-kas@kernel.org> <20260115144604.822702-3-kas@kernel.org> Content-Language: en-US Autocrypt: addr=david@kernel.org; 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charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Rspamd-Server: rspam11 X-Rspamd-Queue-Id: 2CE5020004 X-Rspam-User: X-Stat-Signature: peypbunojwhpeuhzmwqsxr7d9czwgc7w X-HE-Tag: 1768495708-973818 X-HE-Meta: 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 6koIUAmE T7vndqhQvOyPfPzp3NcSwu6pb5FslskVW22pu6oqOPfA0aqbhqxnadiSOzfRp6gC2l4DgYXoc08DL9pF1f/cGc/5jmKLIWVrEBrXjqiaHVlUa8DoEprc1KUpvAkualdkp/xy/xK3o9UKrtHwlEQemm+lT7QrkOoDmN4Tg1T1hjW+LBLD+ScWEh5elybnOdAYlpc+bJa9fRvuwyiOnMI7cuPaG7LPd7tXPPjAl4ygF9toS5eQn12PTCEtI3TBeBxijeD6UJVoKJ3E8TvPus33ioWtxcCAcTlHqpAAFtRyrNsNvH4gdSVuUZqc9jj+jLlsI8e/pRLR8f6mKYEo= X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On 1/15/26 17:35, David Hildenbrand (Red Hat) wrote: > On 1/15/26 15:45, Kiryl Shutsemau wrote: >> Move MAX_FOLIO_ORDER definition from mm.h to mmzone.h. > > Why should that belong to mmzone.h ? Semantically doesn't make sense, no? To clarify, I would have moved it to something more folio-type specific, not something buddy/zone specific. I guess page-flags.h + mm.h are our dumping ground for folio handling. I would have moved it to the former. Likely we want some folio.h in some distant future. Acked-by: David Hildenbrand (Red Hat) -- Cheers David