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[31.46.244.5]) by smtp.gmail.com with ESMTPSA id t27-20020a1709063e5b00b009a168ab6ee2sm10619139eji.164.2023.10.11.23.05.37 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 11 Oct 2023 23:05:37 -0700 (PDT) Date: Thu, 12 Oct 2023 08:05:35 +0200 From: Ingo Molnar To: Rongwei Wang Cc: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, akpm@linux-foundation.org, willy@infradead.org, catalin.marinas@arm.com, dave.hansen@linux.intel.com, tj@kernel.org, mingo@redhat.com Subject: Re: [PATCH RFC 1/5] mm/numa: move numa emulation APIs into generic files Message-ID: References: <20231012024842.99703-1-rongwei.wang@linux.alibaba.com> <20231012024842.99703-2-rongwei.wang@linux.alibaba.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20231012024842.99703-2-rongwei.wang@linux.alibaba.com> X-Rspam-User: X-Rspamd-Server: rspam12 X-Rspamd-Queue-Id: D8E90120003 X-Stat-Signature: hksoum7edn6czj6xt76ehas34mu51pjq X-HE-Tag: 1697090739-130965 X-HE-Meta: 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 SaWr4whv ExZ0VM15KwiBYA2M7yNuU/hDVAtQancQbiD6l0BxiO16AS54/FwvDtXMQVdPih2FvXdt+ZTRTeF9RZm8wUvGPCITDR4c2RpCbqppQgka9v+K5K3DGzxkldXVJ226zD1YwPDDCD6bD/z4l2h+UhqPjYm6hyd0GYZ/xWsohZzoh+9a6e2PC01YVO5oZ2o6PFV1xXyaxSN7Zz6dEZu2KEYSAwDnuUmDB4zFFUo9rNl/SmSpDQj4KsRwwgTxHJv85EjG5MiXc44Szbsh+BIZqhZvyQlOrPysgCh4OKer1XEeolq/+CbEzlzPlfCwUEVt3yWD3fv/sFs/MhUyXsLD03y2Je4sRwzawLRvzahDZaxi560CgNqNnGeaXBLdJO1lf6pJ6YdO0WyKFiRJrXGBIuccAnpt4cn6lmOfRXxoc4HTz6e117K7OrGE33ASbW5aNAFSfZD+RfLj1vv4AAA8ujOqh8C5R7JbQ+4fb413s/cGksKmh6N7UUozjePFjpCXEBNOAX/27uPZsIjg+VLamUwxuccqBPGVi7WvwMti333LlFIJWYiNnY2211VIrBGzcrBRphNn/40sqBH7Nwy0CVKceEgMPeLi/46eTMvci 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: * Rongwei Wang wrote: > In order to support NUMA EMU for other > arch, some functions that used by numa_meminfo > should be moved out x86 arch. mm/numa.c created > to place above API. > > CONFIG_NUMA_EMU will be handled later. > > Signed-off-by: Rongwei Wang > --- > arch/x86/include/asm/numa.h | 3 - > arch/x86/mm/numa.c | 216 +------------------------- > arch/x86/mm/numa_internal.h | 14 +- > include/asm-generic/numa.h | 18 +++ > mm/Makefile | 1 + > mm/numa.c | 298 ++++++++++++++++++++++++++++++++++++ > 6 files changed, 323 insertions(+), 227 deletions(-) > create mode 100644 mm/numa.c No objections to moving the x86 NUMA emulation code to mm/numa.c, as long as it stays similarly functional: Acked-by: Ingo Molnar Thanks, Ingo