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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 , "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: [PATCH v2 13/28] parisc: introduce arch_zone_limits_init() Date: Fri, 2 Jan 2026 08:59:49 +0200 Message-ID: <20260102070005.65328-14-rppt@kernel.org> X-Mailer: git-send-email 2.51.0 In-Reply-To: <20260102070005.65328-1-rppt@kernel.org> References: <20260102070005.65328-1-rppt@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Rspamd-Queue-Id: 504D24000E X-Rspamd-Server: rspam03 X-Stat-Signature: krbsq1h4gfbgkmorz3m95o67jr1fnatd X-Rspam-User: X-HE-Tag: 1767337412-170888 X-HE-Meta: U2FsdGVkX1+L7QZEYxZ8OMq9RrQcZPjKCVWi3GSUC3D7JX0B6u2sUC5B7Nq7WArtOo2v/m9O5bBoEmwnH3N1pmizLVbvCq090boe8OZD/BdIkznUYkn/6k7/0a+lqC1RBz9GlislSFBAL8vELEq5WTLMiTgW0eZ9ZG/eYC2VYiss/XJ5pnasBTxmMws97HzqT9UsFoDiClhYKy1uWF6dO1p+Q18qJTL9f3axvdIgMHLIYt3m22+WiqZwO8fZZUOH6U5yiY3s0pl1MVg9S2GRoA0Qu3hAnVrY1tk7/TZQgrrZdEhJWKRf3BUJdGnfPcvGn5Z3/qoAB8Q9qDDJhY8LL9P84KLlkJGCWE4pV41ANyMMZQ5JZYMAuw4gPYN1sNzJZSPkQ9KYTFwWnEbG0xdjqDHNUAy4nbsQoLUV8+wAKWbFu0GF8eEUq7orY7Gl/fpwCcwqCjtR1U3JLobrWt3g42rmLjWNfglaFEipkwtCTxwEzmRBEzuY96IpRe+OifkrB6SNGgvlcANaozi9yoQE/HKE54Uk1tRIlOY3DHF+qo6ehMRoSZMcOqOpqDoXPnRszqryYAi6KU0ZoEWKohdNX9XZicJpwuc45p+laDs8K/sibiWemggsajewm6k3m6+3RZSV92sejdv4627p3uN84WSyaB+IM7WwQq7oATuTOaChdEfmjeOoyykXx2vXGm9cH8cpYqVvJjcd+Dt4v9eeTIK+yGrqWCGfnBXTaFxnDlQ4W0hD88Iexb3C+yQu9tF4P/pVX09hria8V9Z4c0JbgiCbrrad3hsskY3UZeLTIlWNWnKDdeKqeSaYIqLntIgchAxAnNuktgK6p+5+heJDyanFYqbnPlYWjSDCKrA7jaCNKyaWxU1O+tYEo+jM3w39ESBHFxxVVq2JYCK90kV2+U0oT61XFzAAhqlSLoB0gwGOg8FnNOyoz8Unsz4OqJKz/K8G+XHGqON5+n6uJKg h5wlmGBq znxHeoY/zoc6jqzZg3r7JB71d66Wtm5AB2x6yMMswzVQAnxhCga6EoMDHF6XhBuF3ELKOrWyE6vU1lGI8zpL4qMfeoCtnsns342Ayx8bjFTXmMQYlcw6ob7GZ0h+MtEUbvmMgKVjsAdiraj+HsmUHqVv8WBuSiGkEc1tf0DcoW72taj3As5OCA0wLAjApnxQu0fIeKXz616CL5o9n3K6itkuwX9XmjrGeK/LhZvVEk/EgqPP/NZrdu3nBzmbjMOoAmAe0me3+XzMcAoQ97zBJ7WPGhg== 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: 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) Acked-by: Helge Deller --- arch/parisc/mm/init.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/arch/parisc/mm/init.c b/arch/parisc/mm/init.c index 14270715d754..dc5bd3efe738 100644 --- a/arch/parisc/mm/init.c +++ b/arch/parisc/mm/init.c @@ -693,12 +693,16 @@ static void __init fixmap_init(void) } while (addr < end); } +void __init arch_zone_limits_init(unsigned long *max_zone_pfns) +{ + max_zone_pfns[ZONE_NORMAL] = PFN_DOWN(memblock_end_of_DRAM()); +} + static void __init parisc_bootmem_free(void) { unsigned long max_zone_pfn[MAX_NR_ZONES] = { 0, }; - max_zone_pfn[0] = memblock_end_of_DRAM(); - + arch_zone_limits_init(max_zone_pfn); free_area_init(max_zone_pfn); } -- 2.51.0