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([2001:b07:6468:f312:63a7:c72e:ea0e:6045]) by smtp.googlemail.com with ESMTPSA id tg10-20020a1709078dca00b00a178b965899sm7819372ejc.100.2023.12.13.05.31.06 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 13 Dec 2023 05:31:08 -0800 (PST) Message-ID: <40915dc3-4083-4b9f-bc64-7542833566e1@redhat.com> Date: Wed, 13 Dec 2023 14:31:05 +0100 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v10 04/50] x86/cpufeatures: Add SEV-SNP CPU feature To: Borislav Petkov Cc: Michael Roth , kvm@vger.kernel.org, linux-coco@lists.linux.dev, linux-mm@kvack.org, linux-crypto@vger.kernel.org, x86@kernel.org, linux-kernel@vger.kernel.org, tglx@linutronix.de, mingo@redhat.com, jroedel@suse.de, thomas.lendacky@amd.com, hpa@zytor.com, ardb@kernel.org, seanjc@google.com, vkuznets@redhat.com, jmattson@google.com, luto@kernel.org, dave.hansen@linux.intel.com, slp@redhat.com, pgonda@google.com, peterz@infradead.org, srinivas.pandruvada@linux.intel.com, rientjes@google.com, dovmurik@linux.ibm.com, tobin@ibm.com, vbabka@suse.cz, kirill@shutemov.name, ak@linux.intel.com, tony.luck@intel.com, marcorr@google.com, sathyanarayanan.kuppuswamy@linux.intel.com, alpergun@google.com, jarkko@kernel.org, ashish.kalra@amd.com, nikunj.dadhania@amd.com, pankaj.gupta@amd.com, liam.merwick@oracle.com, zhi.a.wang@intel.com, Brijesh Singh , Jarkko Sakkinen References: <20231016132819.1002933-1-michael.roth@amd.com> <20231016132819.1002933-5-michael.roth@amd.com> <0b2eb374-356c-46c6-9c4a-9512fbfece7a@redhat.com> <20231213131324.GDZXmt9LsMmJZyzCJw@fat_crate.local> From: Paolo Bonzini Autocrypt: addr=pbonzini@redhat.com; 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charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Rspamd-Queue-Id: 281051C000A X-Rspam-User: X-Stat-Signature: ejw4ajieaxy4wc4m8xj43y85wdggz5qy X-Rspamd-Server: rspam03 X-HE-Tag: 1702474272-850764 X-HE-Meta: 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 xmlMWNIo mjYhWIoIFSs3Dv2c8x8f8+vuIKh9dbr3E17dEHV3t0c7c1gHusIC7nHMQroxOCM3+4qSi2Og07Og8otYNE6GZIfNpafGUpntewcJzbJV9hOMKusy1s4TJr6CSW0mr9ZW7GjBZu39eBgCMstaG/O9FJZi2hMioxLV/6Ivnecw9bGeX9IvkNDQZTGJGjgT1dfBS+iQwMk9J03gSYrAiTgJt2WMwGv18pcUmG81zkfeAJqjLTPAVXefLmUaGlTHBEJUiEDBKFxsoJoWn4naVwyDRTJnw/d1nsaDYpY8KPCZC9+1WNYZYEihCehh4XC4TLrTDVcWSm/0E1SEmczaGaYkd+6yGZm0c4SjjqWWD1b0ubqCC1swyutH096I3bHelrSaAsIKbS7DrApT2a+Z9xsTIEC126cntfFUVbLFGswUXn613vfDJhYTfnP4Bme7AjjtjKv6j9uRg17xwurpH/ncFdMMQrg== 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 12/13/23 14:13, Borislav Petkov wrote: > On Wed, Dec 13, 2023 at 01:51:58PM +0100, Paolo Bonzini wrote: >> On 10/16/23 15:27, Michael Roth wrote: >>> From: Brijesh Singh >>> >>> Add CPU feature detection for Secure Encrypted Virtualization with >>> Secure Nested Paging. This feature adds a strong memory integrity >>> protection to help prevent malicious hypervisor-based attacks like >>> data replay, memory re-mapping, and more. >>> >>> Signed-off-by: Brijesh Singh >>> Signed-off-by: Jarkko Sakkinen >>> Signed-off-by: Ashish Kalra >>> Signed-off-by: Michael Roth >> >> Queued, thanks. > > Paolo, please stop queueing x86 patches through your tree. I'll give you > an immutable branch with the x86 bits when the stuff has been reviewed. Sure, I only queued it because you gave Acked-by for 05/50 and this is an obvious dependency. I would like to get things in as they are ready (whenever it makes sense), so if you want to include those two in the x86 tree for 6.8, that would work for me. Paolo