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20 Oct 2022 08:22:08 -0700 X-IronPort-AV: E=McAfee;i="6500,9779,10506"; a="698724218" X-IronPort-AV: E=Sophos;i="5.95,199,1661842800"; d="scan'208";a="698724218" Received: from amancuso-mobl.amr.corp.intel.com (HELO [10.209.121.211]) ([10.209.121.211]) by fmsmga004-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 20 Oct 2022 08:22:07 -0700 Message-ID: Date: Thu, 20 Oct 2022 08:21:56 -0700 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.2.2 Subject: Re: [PATCH V12 3/4] mm/sparse-vmemmap: Generalise vmemmap_populate_hugepages() Content-Language: en-US To: Huacai Chen , Arnd Bergmann , Huacai Chen , Thomas Bogendoerfer , Dave Hansen , Andy Lutomirski , Peter Zijlstra , Catalin Marinas , Will Deacon , Dinh Nguyen Cc: loongarch@lists.linux.dev, linux-arch@vger.kernel.org, Xuefeng Li , Guo Ren , Xuerui Wang , Jiaxun Yang , Andrew Morton , linux-mm@kvack.org, linux-mips@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Feiyang Chen References: <20221020072317.492906-1-chenhuacai@loongson.cn> <20221020072317.492906-4-chenhuacai@loongson.cn> From: Dave Hansen In-Reply-To: <20221020072317.492906-4-chenhuacai@loongson.cn> Content-Type: text/plain; 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bh=ni4X3dmGl/X2nX42rl36ixrL7U1+yS2xwlVe+exWxtk=; b=xTL42NukLfAaaOm8smg8s0+diovnyS9zk1VmxbXv7YJHVCvxjofgYHHnJ7qOKA9fSenVmo H6LHz/uxAzbpKnJnTXUBD907AxJ9oEBfBrlQHniLvnoJZfLMrLEBZQGzsmNyq2eYZN9Rpg j03TRcOwkjP7s74Ep8Y17Xtab5o+MJo= X-Rspam-User: Authentication-Results: imf16.hostedemail.com; dkim=none ("invalid DKIM record") header.d=intel.com header.s=Intel header.b="H/eDfcZX"; spf=pass (imf16.hostedemail.com: domain of dave.hansen@intel.com designates 192.55.52.151 as permitted sender) smtp.mailfrom=dave.hansen@intel.com; dmarc=pass (policy=none) header.from=intel.com X-Stat-Signature: q8fmxh6y7jwc3h5xstz6szfxncmd4z8q X-Rspamd-Queue-Id: 2F5FB18002F X-Rspamd-Server: rspam10 X-HE-Tag: 1666279330-944597 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: On 10/20/22 00:23, Huacai Chen wrote: > From: Feiyang Chen > > Generalise vmemmap_populate_hugepages() so ARM64 & X86 & LoongArch can > share its implementation. > > Acked-by: Will Deacon > Signed-off-by: Feiyang Chen > Signed-off-by: Huacai Chen > --- > arch/arm64/mm/mmu.c | 55 +++++++----------------- > arch/loongarch/mm/init.c | 59 +++++++------------------- > arch/x86/mm/init_64.c | 92 ++++++++++++++-------------------------- > include/linux/mm.h | 6 +++ > mm/sparse-vmemmap.c | 63 +++++++++++++++++++++++++++ > 5 files changed, 132 insertions(+), 143 deletions(-) Thanks for doing this. It's always nice to see the per-arch duplication get collapsed! Acked-by: Dave Hansen