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MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: Re: [f2fs-dev] [PATCH kvm-next V11 0/7] Add NUMA mempolicy support for KVM guest-memfd From: patchwork-bot+f2fs@kernel.org Message-Id: <176530072652.4018985.15391772848132749035.git-patchwork-notify@kernel.org> Date: Tue, 09 Dec 2025 17:18:46 +0000 References: <20250827175247.83322-2-shivankg@amd.com> In-Reply-To: <20250827175247.83322-2-shivankg@amd.com> To: Garg@aws-us-west-2-korg-oddjob-rhel9-1.codeaurora.org, Shivank Cc: willy@infradead.org, akpm@linux-foundation.org, david@redhat.com, pbonzini@redhat.com, shuah@kernel.org, seanjc@google.com, vbabka@suse.cz, jgowans@amazon.com, mhocko@suse.com, jack@suse.cz, kvm@vger.kernel.org, dhavale@google.com, linux-btrfs@vger.kernel.org, aik@amd.com, papaluri@amd.com, kalyazin@amazon.com, peterx@redhat.com, linux-mm@kvack.org, clm@fb.com, ddutile@redhat.com, linux-kselftest@vger.kernel.org, shdhiman@amd.com, gshan@redhat.com, ying.huang@linux.alibaba.com, ira.weiny@intel.com, 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kent.overstreet@linux.dev, linux-kernel@vger.kernel.org, linux-f2fs-devel@lists.sourceforge.net, pankaj.gupta@amd.com, linux-security-module@vger.kernel.org, lihongbo22@huawei.com, amit@infradead.org, linux-fsdevel@vger.kernel.org, vannapurve@google.com, suzuki.poulose@arm.com, rppt@kernel.org, jgg@nvidia.com X-Rspamd-Server: rspam05 X-Rspamd-Queue-Id: E71BE1C0022 X-Stat-Signature: yc9fm5z56cssgz4ffynmkahqzcitchbp X-Rspam-User: X-HE-Tag: 1765300912-644044 X-HE-Meta: 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 qpyC64qr 136nWcW4DdagNaB7cT9bBKxQmkSIMH+RNWdZOcCmjN8ATE+vz6KmlR3BSeeXHqFPfK1OKrQFT08VRIYZwKs7DDiKWkgwqRhQGZvMLR9m16rgcZrxee/448drkWAnMwGZFsE321US1U1gyU3VUz/RhP0VOlEHEZvYZJpnCn9LbTw7nmbOb+XFpRXC8VoNpUIHpAbkjcFM5me/JdQd5rPwlkNFawS7WNZ/ZdiRMepoZuwO1WnFgEzs+Z22etd4TzxV538TMjy5LE1MuOUYxJDKKvUHEx8mW4r1PIMiEgLU3QTR50FCzEdPhnAyLtsS6qgsvRGCs4xjPbpomNVixTOmB0hAvCaVHHyYGzBJPhpb6SkDNzdpYrTWK/B/R4rbTR7eifz/cDrnbLFW2dK4UHIYGXAJJh0ksIqfg9hD1TexqidSUrGGsMmOzLdrXyrxLGcZTASyGvJEf2BOH8B8= 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: Hello: This series was applied to jaegeuk/f2fs.git (dev) by Sean Christopherson : On Wed, 27 Aug 2025 17:52:41 +0000 you 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) > > == Background == > KVM's guest-memfd memory backend currently lacks support for NUMA policy > enforcement, causing guest memory allocations to be distributed across host > nodes according to kernel's default behavior, irrespective of any policy > specified by the VMM. This limitation arises because conventional userspace > NUMA control mechanisms like mbind(2) don't work since the memory isn't > directly mapped to userspace when allocations occur. > Fuad's work [1] provides the necessary mmap capability, and this series > leverages it to enable mbind(2). > > [...] Here is the summary with links: - [f2fs-dev,kvm-next,V11,1/7] mm/filemap: Add NUMA mempolicy support to filemap_alloc_folio() (no matching commit) - [f2fs-dev,kvm-next,V11,2/7] mm/filemap: Extend __filemap_get_folio() to support NUMA memory policies https://git.kernel.org/jaegeuk/f2fs/c/16a542e22339 - [f2fs-dev,kvm-next,V11,3/7] mm/mempolicy: Export memory policy symbols https://git.kernel.org/jaegeuk/f2fs/c/f634f10809ec - [f2fs-dev,kvm-next,V11,4/7] KVM: guest_memfd: Use guest mem inodes instead of anonymous inodes (no matching commit) - [f2fs-dev,kvm-next,V11,5/7] KVM: guest_memfd: Add slab-allocated inode cache (no matching commit) - [f2fs-dev,kvm-next,V11,6/7] KVM: guest_memfd: Enforce NUMA mempolicy using shared policy (no matching commit) - [f2fs-dev,kvm-next,V11,7/7] KVM: guest_memfd: selftests: Add tests for mmap and NUMA policy support (no matching commit) You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html