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[2003:d8:2f28:c100:2225:10aa:f247:7b85]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-3cc98998781sm7195784f8f.49.2025.08.28.05.44.55 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 28 Aug 2025 05:44:58 -0700 (PDT) Message-ID: Date: Thu, 28 Aug 2025 14:44:55 +0200 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH kvm-next V11 0/7] Add NUMA mempolicy support for KVM guest-memfd To: Shivank Garg , willy@infradead.org, akpm@linux-foundation.org, pbonzini@redhat.com, shuah@kernel.org, seanjc@google.com, vbabka@suse.cz Cc: brauner@kernel.org, viro@zeniv.linux.org.uk, dsterba@suse.com, xiang@kernel.org, chao@kernel.org, jaegeuk@kernel.org, clm@fb.com, josef@toxicpanda.com, kent.overstreet@linux.dev, zbestahu@gmail.com, jefflexu@linux.alibaba.com, dhavale@google.com, lihongbo22@huawei.com, lorenzo.stoakes@oracle.com, Liam.Howlett@oracle.com, rppt@kernel.org, surenb@google.com, mhocko@suse.com, ziy@nvidia.com, matthew.brost@intel.com, joshua.hahnjy@gmail.com, rakie.kim@sk.com, byungchul@sk.com, gourry@gourry.net, ying.huang@linux.alibaba.com, apopple@nvidia.com, tabba@google.com, ackerleytng@google.com, paul@paul-moore.com, jmorris@namei.org, serge@hallyn.com, pvorel@suse.cz, bfoster@redhat.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, hch@infradead.org, cgzones@googlemail.com, ira.weiny@intel.com, rientjes@google.com, roypat@amazon.co.uk, 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, linux-bcachefs@vger.kernel.org, linux-btrfs@vger.kernel.org, linux-erofs@lists.ozlabs.org, linux-f2fs-devel@lists.sourceforge.net, 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: <20250827175247.83322-2-shivankg@amd.com> From: David Hildenbrand Autocrypt: addr=david@redhat.com; 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charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Stat-Signature: 9mhs7youhn4n5pchzkdptfa4pirpso3f X-Rspam-User: X-Rspamd-Queue-Id: 8042940013 X-Rspamd-Server: rspam05 X-HE-Tag: 1756385114-947017 X-HE-Meta: U2FsdGVkX1/DD5PyF0hideE5HXYUxAivdhe7jep/3CvE5hezFVMelKiCPDDbS9GlF+qXiN7lPVN4ZXVgEDVIo8gaVnYrpsCTWMCECM7NZBifizdpMyj4dXvAnZHp8DzIWP748Bi215rqHs9aPkt7IHuOXNaNUkG8ErgSKleKYysTRq2y/Lr8qRFdPMwhAoWOfWcQ5dddRpMetQrq38XB/bqv0elpn/Lmorb/l9YlhBRoPQ+d+XLnFzWT1z7EMEIZhRFjYpw5Jn4xWxAbWIoY7uuBWu83GUIF2yl1ObFlTwfEu0QW1x3yiAe4/2KfYkeEOi7irr3aIupfL1YqOjgLpU/gQ9klJXllYTPs93IPr1XYZ+1REcA2c3U3GtGBIenTuF0SiT8G2E0zIRX60Pyih8D5gVEMoNPWl7TgDJtTVZllR3onrpWEBDUoruFjW+um8umlh15Ryhafkpf906sX55PwnOk5p2hLbd1a5CQGq3BLDGVW3MgpqwMCLTvW/pi3oju1Ga0GGsGr2nzVhUvk56N2uQlSaX4XtUWy0kJi+iKUteiryCxNgoiaVc07wXmxovz4D/QaG7uZEOlS+ItikLkqNVnJzX/CfthWtsOPwmd2scgmye9Fyr2UQCaidIdqxDZyN0b2Ni67FrdEUeK+E6Bi4nWLiY7hFllnsvqcUXbHZH7e9QdgenW4aF1k4ZXUc0Jsye2/koStTQMrnfhyOGT5lcS1NIH9E5TrJXDlleorwUxki34VYZXSw/bxq5AATrtir9QRo/7ufB8nqOqOCKQNBWgzHsUVW+Iq7bDDnNDdktF7A3HsIJBBsHiJRY2joYb1tPi1LgYGQIVbjkg1p2T33l7U5whTAhJ3GL7URmyQLRSukyTqhA9xlJu0SxtOJLyRD+EyoZs0O5SF9m/ZNw/NnJqyxHUkGMReYAiOy0p2jX1lO+V4bFJFokwcyR5y+xSr0fn8RDg/Gk7Fnu0 ZIriSVxW GnTrzuqtPPwqHcNm22nWEs/BUsF7th/dfAZys5kSNiiEszS8GjQbejAPpp+UtH6theRyOzoj3N47008r4+oA8tD5AHRKMQmphlFdhU6DlD/SXhvT3XUpO6gr5OlzZChKTcliso5juyOrNTVp9RxIvmMnwIgMyhq1L8sog40ggND9J3fPQ1q36l/LwDZN76Ka7BePq07oWBP2IbNTfUXQg/3I5L0SNrm5f5jO5jzkzhJs3MyyuPXIyYjfqIf365Nsf2ADiK9zcQC5YXHTLT7cW2CpAOQSsivRNtD3SMB8TKxbxmfeToeC8wiTRDJgeL3CfVLWXsi3MQLUxXmKR+cLVOl7PRef/9G13YjKWbaBf6AGwdGqkCPOsT90ZM9p/DN0b6UQMRV9wmHK9DVVm4av5jvvvp5D8Y44/r4Of4dlH0wDNRhjVL6y6U7kEG0dJxayKMjigAOKeq0SJiVVOuJ0cZuatjriCLAdePqCXJoi0B0MV3OYMh6ifwLnBzXrZ6/2kD6s9RqqCe8JDmsg= 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 27.08.25 19:52, Shivank Garg wrote: > This series introduces NUMA-aware memory placement support for KVM guests > with guest_memfd memory backends. It builds upon Fuad Tabba's work (V17) > that enabled host-mapping for guest_memfd memory [1] and can be applied > directly applied on KVM tree [2] (branch kvm-next, base commit: a6ad5413, > Merge branch 'guest-memfd-mmap' into HEAD) As discussed, I'll be maintaining a guestmemfd-preview branch where I just pile patch sets to see how it will all look together. It's currently based on kvm/next where "stage 1" resides: https://git.kernel.org/pub/scm/linux/kernel/git/david/linux.git/log/?h=guestmemfd-preview -- Cheers David / dhildenb