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Mon, 09 Nov 2026 06:16:40 +0000 X-Mizu-Trace-ID: b7a98a3c4281100a X-Migadu-Flow: FLOW_OUT From: Lance Yang To: songmuchun@bytedance.com Cc: david@kernel.org, maddy@linux.ibm.com, rppt@kernel.org, akpm@linux-foundation.org, lance.yang@linux.dev, mpe@ellerman.id.au, npiggin@gmail.com, chleroy@kernel.org, ritesh.list@gmail.com, sshegde@linux.ibm.com, osalvador@suse.de, qi.zheng@linux.dev, muchun.song@linux.dev, chenhuacai@kernel.org, kernel@xen0n.name, linux-mm@kvack.org, linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-riscv@lists.infradead.org, x86@kernel.org, loongarch@lists.linux.dev, linux-s390@vger.kernel.org Subject: Re: [PATCH v3 5/5] mm/sparse-vmemmap: drop @pgmap from vmemmap population APIs Date: Mon, 9 Nov 2026 14:16:30 +0800 Message-ID: <20261109061630.47601-1-lance.yang@linux.dev> X-Mailer: git-send-email 2.49.0 In-Reply-To: <20261107043122.25650-6-songmuchun@bytedance.com> References: <20261107043122.25650-6-songmuchun@bytedance.com> X-Archived-By: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Rspam-User: X-Rspamd-Server: rspam02 X-Rspamd-Queue-Id: 7F6CF160002 X-Spam-Status: No, score=-13.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,MAILING_LIST_MULTI,SPF_HELO_PASS,SPF_PASS, USER_AGENT_GIT autolearn=ham autolearn_force=no version=4.0.1 X-Stat-Signature: hsqetaghzo7feosx7gezc8r1mbtjgab9 X-HE-Tag: 1794205003-963663 X-HE-Meta: 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 jKU7m5cF IDZqvPVEOu/FwBS6Eplb4uX6KQukZfe6XMCCNnI9iqGQ2TGYf+/886jZmz4AWN1Vxw/rsGztT+68Q1+L0afUl3wGilyEc3D/op4bArDaEEZctF1T4KQlwhIF39g80qHtzu4q/0/Cd+JWiH+nyC185vCa9MnKidhkRhLEfTljjOXtxQnI0YC+1bi4D7yiGARisQjp0ulRvS/YQ/f62vEl8jfaUUlHKvdlX+K2qFpJJuTng6EUk1wwVjPTKDF0ea02ykIVSkrBq+UacEBtAO8ysvh8BOLlraZnYXRwf1v63qZP4jt2OCQmI/61ieQckhnY8MvvZtynP1dVj4p8= Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: X-Spam-Checker-Version: SpamAssassin 4.0.1 (2024-03-26) on aws-us-west-2-korg-listserv-alma10-1 On Sat, Nov 07, 2026 at 12:31:22PM +0800, Muchun Song wrote: >The vmemmap population and memory hotplug paths no longer need @pgmap >to decide whether a mapping can be optimized. That state is now carried >in mem_section, and the architecture-specific population code can make >the remaining decisions internally. > >Drop the @pgmap parameter from the vmemmap population helpers and the >related memory hotplug interfaces, and remove the remaining >dev_pagemap-specific coupling from those call chains. > >Signed-off-by: Muchun Song >--- I had another another another look and couldn't spot a missed caller :D Might as well stop passing pgmap around now that nothing down there uses it. LGTM1 Feel free to add: Reviewed-by: Lance Yang