From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.129.124]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 79A3031D754 for ; Wed, 24 Sep 2025 18:19:11 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=170.10.129.124 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1758737953; cv=none; b=RVqokGu05/EUDHjS30FAuif8QqV/b5ttSp7l/HScNlLULWKosg07Dw5GLp4PojZNTYyN0sM+82zkXAILnNpBjnlGuTcTDQy5vOxInjYNsI9Cj45ZD0dSR4DHrLsND+3FYd6Ed+k0853Ia0h1gDKwL/NbPHwBJMFfpHKxRZLmizo= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1758737953; c=relaxed/simple; bh=/teJlWbOiy711s826a7v+SpOfK1BJbJESGoYo6DPnLk=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=BPNVXyMBGBOhl1EsQo69LIq8B9HK027BPMeSynqaHaYwnKKMNb/fp88iERw3XCv4OvvpktwKW91qyEsgNx+P6mctk8QqryMbYZ0Tn0rapXl07FsKpNiZw9VujWsf+uxPAy3SBl7200pTzA1QwU75o84lvgJR+i/rRYMssb9ysbM= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=redhat.com; spf=pass smtp.mailfrom=redhat.com; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b=SwI2cVY1; arc=none smtp.client-ip=170.10.129.124 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=redhat.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=redhat.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="SwI2cVY1" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1758737950; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references:autocrypt:autocrypt; bh=+GVKNWNi5HMo/lBrmWhAcg83rtAIgDpsQXqdRYrctmM=; b=SwI2cVY1+P0ZeAH/UUV1CQHIGLnZwoaYE7LbmK9PLmnStza+Cb2X8NR5dpRkL006NEzCiz 4oSfx5JmEWUdgg9wp3MgY2AUHikpDtuTgzv22q7baD650vtxFozLL96bDw8OWW8M9AqIIU NblH3nK1L4sWcpEXRsWvEv90aW+cUi4= Received: from mail-wm1-f69.google.com (mail-wm1-f69.google.com [209.85.128.69]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-175-yaTDmv_sNxm0VbGDNowE2Q-1; Wed, 24 Sep 2025 14:19:07 -0400 X-MC-Unique: yaTDmv_sNxm0VbGDNowE2Q-1 X-Mimecast-MFC-AGG-ID: yaTDmv_sNxm0VbGDNowE2Q_1758737946 Received: by mail-wm1-f69.google.com with SMTP id 5b1f17b1804b1-45b986a7b8aso677435e9.0 for ; Wed, 24 Sep 2025 11:19:07 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1758737946; x=1759342746; h=content-transfer-encoding:in-reply-to:autocrypt:content-language :from:references:cc:to:subject:user-agent:mime-version:date :message-id:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=+GVKNWNi5HMo/lBrmWhAcg83rtAIgDpsQXqdRYrctmM=; b=uR9CP44cHQGyO6hrynhKSQ7WwV87tSIv1g4VPhFxStj0UDPvwKnMIAC+gKQyvscqWw romFmNEYP7IIdXWFxRdFelnsjjFyD/dfNBW9Cn3OFc/bnC0RFNjei8uVoipcAa8ir/DB k7VjBH+xsyl227pBC4rxRp0i6mKkI3lstreOCPFutXoXMTaS7T3oEZgKs1yD7RJ9Snoo /RCtPqYOw8pCpdugA65rg8fvDy1sspd0jlo3xCZNjJOhvAwocJSEferGKjgGT7bVfHeW o055fKnB61MADJoGVHR5nCgnF82zWGOLCGTcMNmH5TDvw6i+xH8xBparyZcZhBPJe+sz gBWA== X-Forwarded-Encrypted: i=1; AJvYcCXKfDOwusEsPKJzgTqNMwOF48FYpbHy/xDdrETE6t1vFF3bgCdAkoQyWiQp9FsqOtBSPEupZ5xzY28D@lists.linux.dev X-Gm-Message-State: AOJu0YzVnF+hn4xDWelaEB4z7HYKy35G3zWxfr7h126hQ8+HVSYHDFgA 9PMdp4g6eLrl47gtoANesS+K9OobJB7WHQJBOEK2nha4gNhftfp2zdCwRExava2l4ad0uBgClvo 5obXFnOQ0+PaV7bV2RKZrrRIO4IN0+5gXDWUV8oEsRD9zQUvnHOFbKN7e9/Brxfw= X-Gm-Gg: ASbGnctFkR4BED4d2bUw++Typ9tap0/J+aOFtv+GoNXjfXI3dqFnYBAP30Y3gVgIBTg XEZiGYUBPj3qFx760mAJfX+kOgMAVOEWwQFphCqHLZUsSoNpctw7lZ4lA9Dp+iE3NR/8SZ6VsA0 /hLyxc7Jj2OydgHv6MW5ywFerPuOR6ekbxgSM8se8yyPTF1EiYSS+QIM2u0xplzOLZOCVxjwQ+Q KDofpjyWmMAZYRjBtm75gUAggJj9YyVJNNYZdEcqxL8ypXiNegF0ounMpdMhqn7D80wt+ZC5waY smZ8wBTOGudWq9b1LKgAKJwhYlOBU7p6+O3buYy42PR8FH0NjFJ1DasrjkoBcMq7egQG/rda X-Received: by 2002:a05:600c:1f16:b0:45f:2cf9:c229 with SMTP id 5b1f17b1804b1-46e3292ea63mr9348675e9.0.1758737946340; Wed, 24 Sep 2025 11:19:06 -0700 (PDT) X-Google-Smtp-Source: AGHT+IHWiZOUG5fae31rurFMM73vXO6jc0v8mG1U6clMBR7MZT6xxje1XWRB74TlFYPhZbJta7VNSw== X-Received: by 2002:a05:600c:1f16:b0:45f:2cf9:c229 with SMTP id 5b1f17b1804b1-46e3292ea63mr9348115e9.0.1758737945821; Wed, 24 Sep 2025 11:19:05 -0700 (PDT) Received: from [192.168.3.141] (p57a1a5c4.dip0.t-ipconnect.de. [87.161.165.196]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-46e2a996da2sm50902695e9.5.2025.09.24.11.19.01 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 24 Sep 2025 11:19:05 -0700 (PDT) Message-ID: <1b01ebab-a43e-4344-ae38-50f0a031332f@redhat.com> Date: Wed, 24 Sep 2025 20:19:00 +0200 Precedence: bulk X-Mailing-List: linux-coco@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: 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; keydata= xsFNBFXLn5EBEAC+zYvAFJxCBY9Tr1xZgcESmxVNI/0ffzE/ZQOiHJl6mGkmA1R7/uUpiCjJ dBrn+lhhOYjjNefFQou6478faXE6o2AhmebqT4KiQoUQFV4R7y1KMEKoSyy8hQaK1umALTdL QZLQMzNE74ap+GDK0wnacPQFpcG1AE9RMq3aeErY5tujekBS32jfC/7AnH7I0v1v1TbbK3Gp XNeiN4QroO+5qaSr0ID2sz5jtBLRb15RMre27E1ImpaIv2Jw8NJgW0k/D1RyKCwaTsgRdwuK Kx/Y91XuSBdz0uOyU/S8kM1+ag0wvsGlpBVxRR/xw/E8M7TEwuCZQArqqTCmkG6HGcXFT0V9 PXFNNgV5jXMQRwU0O/ztJIQqsE5LsUomE//bLwzj9IVsaQpKDqW6TAPjcdBDPLHvriq7kGjt WhVhdl0qEYB8lkBEU7V2Yb+SYhmhpDrti9Fq1EsmhiHSkxJcGREoMK/63r9WLZYI3+4W2rAc UucZa4OT27U5ZISjNg3Ev0rxU5UH2/pT4wJCfxwocmqaRr6UYmrtZmND89X0KigoFD/XSeVv jwBRNjPAubK9/k5NoRrYqztM9W6sJqrH8+UWZ1Idd/DdmogJh0gNC0+N42Za9yBRURfIdKSb B3JfpUqcWwE7vUaYrHG1nw54pLUoPG6sAA7Mehl3nd4pZUALHwARAQABzSREYXZpZCBIaWxk ZW5icmFuZCA8ZGF2aWRAcmVkaGF0LmNvbT7CwZoEEwEIAEQCGwMCF4ACGQEFCwkIBwICIgIG FQoJCAsCBBYCAwECHgcWIQQb2cqtc1xMOkYN/MpN3hD3AP+DWgUCaJzangUJJlgIpAAKCRBN 3hD3AP+DWhAxD/9wcL0A+2rtaAmutaKTfxhTP0b4AAp1r/eLxjrbfbCCmh4pqzBhmSX/4z11 opn2KqcOsueRF1t2ENLOWzQu3Roiny2HOU7DajqB4dm1BVMaXQya5ae2ghzlJN9SIoopTWlR 0Af3hPj5E2PYvQhlcqeoehKlBo9rROJv/rjmr2x0yOM8qeTroH/ZzNlCtJ56AsE6Tvl+r7cW 3x7/Jq5WvWeudKrhFh7/yQ7eRvHCjd9bBrZTlgAfiHmX9AnCCPRPpNGNedV9Yty2Jnxhfmbv Pw37LA/jef8zlCDyUh2KCU1xVEOWqg15o1RtTyGV1nXV2O/mfuQJud5vIgzBvHhypc3p6VZJ lEf8YmT+Ol5P7SfCs5/uGdWUYQEMqOlg6w9R4Pe8d+mk8KGvfE9/zTwGg0nRgKqlQXrWRERv cuEwQbridlPAoQHrFWtwpgYMXx2TaZ3sihcIPo9uU5eBs0rf4mOERY75SK+Ekayv2ucTfjxr Kf014py2aoRJHuvy85ee/zIyLmve5hngZTTe3Wg3TInT9UTFzTPhItam6dZ1xqdTGHZYGU0O otRHcwLGt470grdiob6PfVTXoHlBvkWRadMhSuG4RORCDpq89vu5QralFNIf3EysNohoFy2A LYg2/D53xbU/aa4DDzBb5b1Rkg/udO1gZocVQWrDh6I2K3+cCs7BTQRVy5+RARAA59fefSDR 9nMGCb9LbMX+TFAoIQo/wgP5XPyzLYakO+94GrgfZjfhdaxPXMsl2+o8jhp/hlIzG56taNdt VZtPp3ih1AgbR8rHgXw1xwOpuAd5lE1qNd54ndHuADO9a9A0vPimIes78Hi1/yy+ZEEvRkHk /kDa6F3AtTc1m4rbbOk2fiKzzsE9YXweFjQvl9p+AMw6qd/iC4lUk9g0+FQXNdRs+o4o6Qvy iOQJfGQ4UcBuOy1IrkJrd8qq5jet1fcM2j4QvsW8CLDWZS1L7kZ5gT5EycMKxUWb8LuRjxzZ 3QY1aQH2kkzn6acigU3HLtgFyV1gBNV44ehjgvJpRY2cC8VhanTx0dZ9mj1YKIky5N+C0f21 zvntBqcxV0+3p8MrxRRcgEtDZNav+xAoT3G0W4SahAaUTWXpsZoOecwtxi74CyneQNPTDjNg azHmvpdBVEfj7k3p4dmJp5i0U66Onmf6mMFpArvBRSMOKU9DlAzMi4IvhiNWjKVaIE2Se9BY FdKVAJaZq85P2y20ZBd08ILnKcj7XKZkLU5FkoA0udEBvQ0f9QLNyyy3DZMCQWcwRuj1m73D sq8DEFBdZ5eEkj1dCyx+t/ga6x2rHyc8Sl86oK1tvAkwBNsfKou3v+jP/l14a7DGBvrmlYjO 59o3t6inu6H7pt7OL6u6BQj7DoMAEQEAAcLBfAQYAQgAJgIbDBYhBBvZyq1zXEw6Rg38yk3e EPcA/4NaBQJonNqrBQkmWAihAAoJEE3eEPcA/4NaKtMQALAJ8PzprBEXbXcEXwDKQu+P/vts IfUb1UNMfMV76BicGa5NCZnJNQASDP/+bFg6O3gx5NbhHHPeaWz/VxlOmYHokHodOvtL0WCC 8A5PEP8tOk6029Z+J+xUcMrJClNVFpzVvOpb1lCbhjwAV465Hy+NUSbbUiRxdzNQtLtgZzOV Zw7jxUCs4UUZLQTCuBpFgb15bBxYZ/BL9MbzxPxvfUQIPbnzQMcqtpUs21CMK2PdfCh5c4gS sDci6D5/ZIBw94UQWmGpM/O1ilGXde2ZzzGYl64glmccD8e87OnEgKnH3FbnJnT4iJchtSvx yJNi1+t0+qDti4m88+/9IuPqCKb6Stl+s2dnLtJNrjXBGJtsQG/sRpqsJz5x1/2nPJSRMsx9 5YfqbdrJSOFXDzZ8/r82HgQEtUvlSXNaXCa95ez0UkOG7+bDm2b3s0XahBQeLVCH0mw3RAQg r7xDAYKIrAwfHHmMTnBQDPJwVqxJjVNr7yBic4yfzVWGCGNE4DnOW0vcIeoyhy9vnIa3w1uZ 3iyY2Nsd7JxfKu1PRhCGwXzRw5TlfEsoRI7V9A8isUCoqE2Dzh3FvYHVeX4Us+bRL/oqareJ CIFqgYMyvHj7Q06kTKmauOe4Nf0l0qEkIuIzfoLJ3qr5UyXc2hLtWyT9Ir+lYlX9efqh7mOY qIws/H2t In-Reply-To: <20250827175247.83322-2-shivankg@amd.com> X-Mimecast-Spam-Score: 0 X-Mimecast-MFC-PROC-ID: 4n7bG1Xfqip_wuQqlhcteoKvGk3QpaWGZLoqobKnujo_1758737946 X-Mimecast-Originator: redhat.com Content-Language: en-US Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit 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) > Heads-up: I'll queue this (incl. the replacement patch for #4 from the reply) and send it tomorrow as a PR against kvm/next to Paolo. -- Cheers David / dhildenb