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AJvYcCUs5lhocFCBi/OKGqJK8s4mNbKiUCdNiYYgheBSwwPY+BD9zF+ZQ55r8tkzkMToGFkYYSe3G4QLmr8j5H8=@vger.kernel.org X-Gm-Message-State: AOJu0YyU9BxHnsc1MuOE12iiEYXnacs1tDBrJfEY2X98h4oj8CJYZ1Dv I6O4AFZjYSnolMF4/DNmWtrQKuASwtaeLQu52bbW9+vd+BHxkb+ZPIXOvNz02XuHMD2NiFEun8c i4Nq5scuiit0RJiQvNIe8tDMJees3zlM= X-Gm-Gg: AY/fxX6WDkDFAnBVvgCNdoaX72YK8lVe+NcabW4JQXbZ0vtEbaRbFtzYOTt+fKBpK7k HVLJ75Sovudh65ZlV8dRJSsolSU/QI87d1/+eB3QUTVI8NjbJZkXfYeWcmECvdOgO3A+Jr52aiE V6g5Dgz94j3JgT0PrazqOOqRS74g2rkoBqlP8S10DIfSnmZZFaldEbxVqJuLciGQJpMAMmOk7t2 1ls6CCfK/I3vL2ClSduvbxEgsrITZ+hTsq5IqzdC5ci3xZmXxUHYmKb+uXWMAUo/zIQrw== X-Google-Smtp-Source: AGHT+IEvF1KBiCCd13SNnZh9nGwSbCfJXkC7JARZp2pD1vme5z96PC3eWOuC4uYYsxgFL4v1STQ3q4UOVbVFIF1Idp8= X-Received: by 2002:a17:90a:fc47:b0:338:3d07:5174 with SMTP id 98e67ed59e1d1-34abd6b5d0cmr16492807a91.5.1766058363931; Thu, 18 Dec 2025 03:46:03 -0800 (PST) Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 References: <20251217120858.18713-1-pilgrimtao@gmail.com> In-Reply-To: From: Tao pilgrim Date: Thu, 18 Dec 2025 19:45:52 +0800 X-Gm-Features: AQt7F2oFJjE5kIHB1KINR0FTWOfFtI5SPHyYbe5RtYRwej8-SfnmNij2BqSQqR8 Message-ID: Subject: Re: [PATCH] sparc: Use vmemmap_populate_hugepages for vmemmap_populate To: Mike Rapoport 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 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable On Thu, Dec 18, 2025 at 7:14=E2=80=AFPM Mike Rapoport wro= te: > > 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? Following the pattern established by other architectures, vmemmap_populate is reimplemented using vmemmap_populate_hugepages in the SPARC architecture= , which fulfills the intended purpose of vmemmap_populate_hugepages. The functional logic remains unchanged. > > Signed-off-by: Chengkaitao > > --- --=20 Yours, Kaitao Cheng