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Tue, 13 Jan 2026 04:33:27 -0800 (PST) Received: from dw-tp ([49.205.216.49]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-350fd6e343bsm1428958a91.1.2026.01.13.04.33.06 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 13 Jan 2026 04:33:26 -0800 (PST) From: Ritesh Harjani (IBM) To: Mike Rapoport , Andrew Morton Cc: Alex Shi , Alexander Gordeev , Andreas Larsson , Borislav Petkov , Brian Cain , "Christophe Leroy (CS GROUP)" , Catalin Marinas , "David S. Miller" , Dave Hansen , David Hildenbrand , Dinh Nguyen , Geert Uytterhoeven , Guo Ren , Heiko Carstens , Helge Deller , Huacai Chen , Ingo Molnar , Johannes Berg , John Paul Adrian Glaubitz , Jonathan Corbet , Klara Modin , "Liam R. Howlett" , Lorenzo Stoakes , Magnus Lindholm , Matt Turner , Max Filippov , Michael Ellerman , Michal Hocko , Michal Simek , Mike Rapoport , Muchun Song , Oscar Salvador , Palmer Dabbelt , Pratyush Yadav , Richard Weinberger , Russell King , Stafford Horne , Suren Baghdasaryan , Thomas Bogendoerfer , Thomas Gleixner , Vasily Gorbik , Vineet Gupta , Vlastimil Babka , Will Deacon , x86@kernel.org, linux-alpha@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-csky@vger.kernel.org, linux-cxl@vger.kernel.org, linux-doc@vger.kernel.org, linux-hexagon@vger.kernel.org, linux-kernel@vger.kernel.org, linux-m68k@lists.linux-m68k.org, linux-mips@vger.kernel.org, linux-mm@kvack.org, linux-openrisc@vger.kernel.org, linux-parisc@vger.kernel.org, linux-riscv@lists.infradead.org, linux-s390@vger.kernel.org, linux-sh@vger.kernel.org, linux-snps-arc@lists.infradead.org, linux-um@lists.infradead.org, linuxppc-dev@lists.ozlabs.org, loongarch@lists.linux.dev, sparclinux@vger.kernel.org Subject: Re: [PATCH v3 15/29] powerpc: introduce arch_zone_limits_init() In-Reply-To: <20260111082105.290734-16-rppt@kernel.org> Date: Tue, 13 Jan 2026 17:59:49 +0530 Message-ID: <87zf6hu24i.ritesh.list@gmail.com> References: <20260111082105.290734-1-rppt@kernel.org> <20260111082105.290734-16-rppt@kernel.org> MIME-Version: 1.0 Content-Type: text/plain X-Rspamd-Queue-Id: BADFE14000B X-Stat-Signature: qs8p55ee384x4cxo75whco1df7ioa1xt X-Rspam-User: X-Rspamd-Server: rspam05 X-HE-Tag: 1768307608-45426 X-HE-Meta: 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 YPl2E9Sp 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 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: Mike Rapoport writes: > From: "Mike Rapoport (Microsoft)" > > Move calculations of zone limits to a dedicated arch_zone_limits_init() > function. > > Later MM core will use this function as an architecture specific callback > during nodes and zones initialization and thus there won't be a need to > call free_area_init() from every architecture. > > Signed-off-by: Mike Rapoport (Microsoft) > --- > arch/powerpc/mm/mem.c | 22 ++++++++++++---------- > 1 file changed, 12 insertions(+), 10 deletions(-) This v2 looks good to me. I have also done a basic bootup testing using Linux PPC CI. Please feel free to add: Reviewed-by: Ritesh Harjani (IBM)