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Shutemov" , Andi Kleen , tony.luck@intel.com, marcorr@google.com, sathyanarayanan.kuppuswamy@linux.intel.com Subject: Re: [PATCH Part1 v5 36/38] virt: Add SEV-SNP guest driver To: Borislav Petkov References: <20210820151933.22401-1-brijesh.singh@amd.com> <20210820151933.22401-37-brijesh.singh@amd.com> From: Brijesh Singh Message-ID: Date: Tue, 7 Sep 2021 08:35:13 -0500 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.11.0 In-Reply-To: Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit X-ClientProxiedBy: SN6PR01CA0008.prod.exchangelabs.com (2603:10b6:805:b6::21) To SN6PR12MB2718.namprd12.prod.outlook.com (2603:10b6:805:6f::22) Precedence: bulk X-Mailing-List: linux-coco@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Received: from [10.236.31.95] (165.204.77.1) by SN6PR01CA0008.prod.exchangelabs.com (2603:10b6:805:b6::21) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4478.25 via Frontend Transport; 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On 9/6/21 12:38 PM, Borislav Petkov wrote: > > So you said earlier: > >> I followed the naming convension you recommended during the initial SEV driver >> developement. IIRC, the main reason for us having to add "user" in it because >> we wanted to distinguious that this structure is not exactly same as the what >> is defined in the SEV-SNP firmware spec. > > but looking at the current variant in the code, the structure in the SNP spec is > > Table 91. Layout of the CMDBUF_SNP_GUEST_REQUEST Structure > > which corresponds to struct snp_guest_request_data so you can call this one: > > struct snp_guest_request_ioctl > > and then it is perfectly clear what is what. Noted. > > > "... which can be found at https://nam11.safelinks.protection.outlook.com/?url=https%3A%2F%2Fdeveloper.amd.com%2Fsev%2F&data=04%7C01%7Cbrijesh.singh%40amd.com%7C9bc8f642dbad48a2a78008d9715d1edd%7C3dd8961fe4884e608e11a82d994e183d%7C0%7C0%7C637665467074351191%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C1000&sdata=Iiz3emjR%2Blx8H73g2N0bOfPHeXXv%2FhLtlljOWNoD2mQ%3D&reserved=0." > > assuming that URL will keep its validity in the foreseeable future. Unfortunately, the doc folks are replacing the current spec with the new, and previous URLs are no longer valid. I will spell out the spec version number so that anyone downloading the spec from bugzilla will able to locate it. thanks Brijesh