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b=egorarpWQXjj5DHb1LTP+iqt8XAowsi//jUM25yDBwoWC2Ddzo79nBvYEzIs6ww9q MX2FJfeiZrkFrmjyOEp8bbpwdVx9nEGjizPaCukXlCdIu4QufyewxPKT/uv+7HZkKP 3XsJS+prYpl7Eb5vHpq7sOHdFIzQSsWa9P4ch1+JH/79KXJYMwK6Pa9IOPnYM5RgI5 zqZGRdS0+DTCHcso6i8nMv47zEVrNeV3kYT7FnHc2kN0rGmZHTOX25Er3gAhDrX3ka gDWbg27foKRRN6/FKEn1CchUTgpLL6mrvBEs9riDFnKgYN75343GfQHn7VHnrM8AWO k5wBbhCpkYkyA== Date: Thu, 18 Dec 2025 13:14:29 +0200 From: Mike Rapoport To: chengkaitao Cc: davem@davemloft.net, andreas@gaisler.com, akpm@linux-foundation.org, david@kernel.org, lorenzo.stoakes@oracle.com, Liam.Howlett@oracle.com, vbabka@suse.cz, surenb@google.com, mhocko@suse.com, kevin.brodsky@arm.com, dave.hansen@linux.intel.com, ziy@nvidia.com, chengkaitao@kylinos.cn, willy@infradead.org, zhengqi.arch@bytedance.com, sparclinux@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org Subject: Re: [PATCH] sparc: Use vmemmap_populate_hugepages for vmemmap_populate Message-ID: References: <20251217120858.18713-1-pilgrimtao@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20251217120858.18713-1-pilgrimtao@gmail.com> X-Rspamd-Server: rspam08 X-Rspamd-Queue-Id: 6ADBBC0016 X-Stat-Signature: 1u554tg5pazqhtnguo5p4u8fapmbwdse X-Rspam-User: X-HE-Tag: 1766056479-604177 X-HE-Meta: U2FsdGVkX1/MYDPBIHkIjzHcKTCyj9kapK7uWP2GSXua02DYGGJZ0Wq5jdigM3nVXNfktLNBIkF+crA11w9v2YhhGtVvUIkxoDby/MPpELfzSxTT2bRRCWTHtln5sseVIUeIUIq3tECUmNPA9cyMWB582DCBnjs1HlOIZLyB+LG4McLjeJQ8epNpFBENh6oH/ZZ5uWgUAZFBHhY7F5MR6G8xxuRAXpEWv0jCjy/aKGnkF7uiY5/Sv0rjXdGcOpvLVpx6r5d3r6YnSq/ZqFEVgfwyAX0jVgLFk3ll1J4zsg9/CSf2ITQC1WRNEAtSE+5t3WH6t3fMYhT2tvwjBmCvvY4ZRCIp0KuiWwfHwAISRZON9I+3VQ4BRPDL2MqQIGVfSImEdkaBHSpBKI6nqbcVBv/pDJAVx35YTwd5ZpXybXNY3zAjf3WjYwGToqAkcTVZ5v+5n8IE2T64PcQ1c2VcdzTQQgQOpsgSsS2XoXpaXpsKHbgPDHRpWiknKRnaPW5EtHbE6WerVQgQVeaWfieRkyElBZ4+ld4n0gki1J054ehKNttFwHiIMdPnEbJvkWsdD51IkT4BM6uxaRpqdbCYdnLSEDzrgv0fsgEG59cKAuqn5C6FcAUFPFllQ33YcO3+rMLFsSvO9LY28CdFtBI05hiq7juHnJE5f0r8JxxI1t2BBkrL95DPER2bQulWelz4zV280yPJZO4PVAtiL25VPAzyrzOQEBllYb31w5OyzQr9BgiajCdp2EEoHO/vpFuzURD4IGkfouMpk+4LEgTXE5IcGnrnAhMVDNlfMTnlk9Logn9bMZfRl1M9ASCo5uT1OMSbQuwBgQE3HjXPQssk626nEmvzyG5fHTD+6DNt7vWBSq4LrObycYZ3IPEXXaLdGv8tVIjA2KM6q3U6A6F+yNdVvvuAjLoc0Ipa7R30eWqhZr57rMdGmI95IgyQTGpUpwWolhEwdbvOA4x9oLW CznwgjWn 41Wif+E2/grt0CGpNNlSPmrGmtUY8kMHU0RenoVdJphzwN7YJSzmCQLlqoqQGIk7s96cAbSVsshbHbA5ejtMeb1Zokw5X7mtCSBMyvrAwZrknvrgZhTrrrnIrVxx08DkGlNbPMYhfFi1BdmTS+lvsFE6xZz4yCQwuUePgdgKDtIF3A8sOEsKiqCLxOuNVLiDmQXziz+x/ebvD4QRTOPfgpNA+/KSrFvBydEhhasrReB8A656dQT4JXswNAlDPFQdC9xjcVM3OdNgypJFuZUcvmXjp9L6E20HhW5guvXWfmkkMXPY= 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 Wed, Dec 17, 2025 at 08:08:58PM +0800, chengkaitao wrote: > From: Chengkaitao > > 1. Added the vmemmap_false_pmd function to accommodate architectures > that do not support basepages. > 2. In the SPARC architecture, reimplemented vmemmap_populate using > vmemmap_populate_hugepages. What problem this patch is trying to solve? > Signed-off-by: Chengkaitao > --- -- Sincerely yours, Mike.