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[2003:d8:2f28:de00:1efe:3ea4:63ba:1713]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-4586144f80asm38163855e9.1.2025.07.22.08.20.22 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 22 Jul 2025 08:20:25 -0700 (PDT) Message-ID: <2dae19aa-7913-4350-b031-38d00a20057f@redhat.com> Date: Tue, 22 Jul 2025 17:20:22 +0200 Precedence: bulk X-Mailing-List: linux-fsdevel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH V9 2/7] mm/filemap: Add NUMA mempolicy support to filemap_alloc_folio() To: Shivank Garg , seanjc@google.com, vbabka@suse.cz, willy@infradead.org, akpm@linux-foundation.org, shuah@kernel.org, pbonzini@redhat.com, brauner@kernel.org, viro@zeniv.linux.org.uk Cc: ackerleytng@google.com, paul@paul-moore.com, jmorris@namei.org, serge@hallyn.com, pvorel@suse.cz, bfoster@redhat.com, tabba@google.com, vannapurve@google.com, chao.gao@intel.com, bharata@amd.com, nikunj@amd.com, michael.day@amd.com, shdhiman@amd.com, yan.y.zhao@intel.com, Neeraj.Upadhyay@amd.com, thomas.lendacky@amd.com, michael.roth@amd.com, aik@amd.com, jgg@nvidia.com, kalyazin@amazon.com, peterx@redhat.com, jack@suse.cz, rppt@kernel.org, hch@infradead.org, cgzones@googlemail.com, ira.weiny@intel.com, rientjes@google.com, roypat@amazon.co.uk, ziy@nvidia.com, matthew.brost@intel.com, joshua.hahnjy@gmail.com, rakie.kim@sk.com, byungchul@sk.com, gourry@gourry.net, kent.overstreet@linux.dev, ying.huang@linux.alibaba.com, apopple@nvidia.com, chao.p.peng@intel.com, amit@infradead.org, ddutile@redhat.com, dan.j.williams@intel.com, ashish.kalra@amd.com, gshan@redhat.com, jgowans@amazon.com, pankaj.gupta@amd.com, papaluri@amd.com, yuzhao@google.com, suzuki.poulose@arm.com, quic_eberman@quicinc.com, aneeshkumar.kizhakeveetil@arm.com, linux-fsdevel@vger.kernel.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org, linux-security-module@vger.kernel.org, kvm@vger.kernel.org, linux-kselftest@vger.kernel.org, linux-coco@lists.linux.dev References: <20250713174339.13981-2-shivankg@amd.com> <20250713174339.13981-5-shivankg@amd.com> From: David Hildenbrand Content-Language: en-US Autocrypt: addr=david@redhat.com; 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charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit On 13.07.25 19:43, Shivank Garg wrote: > From: "Matthew Wilcox (Oracle)" > > Add a mempolicy parameter to filemap_alloc_folio() to enable NUMA-aware > page cache allocations. This will be used by upcoming changes to > support NUMA policies in guest-memfd, where guest_memory need to be > allocated NUMA policy specified by VMM. > > All existing users pass NULL maintaining current behavior. > > Reviewed-by: Pankaj Gupta > Reviewed-by: Vlastimil Babka > Signed-off-by: Matthew Wilcox (Oracle) > Signed-off-by: Shivank Garg > --- Reviewed-by: David Hildenbrand -- Cheers, David / dhildenb