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([2001:b07:6468:f312:63a7:c72e:ea0e:6045]) by smtp.googlemail.com with ESMTPSA id f9-20020a05600c154900b0040c4be1af17sm8858371wmg.21.2023.12.13.04.54.56 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 13 Dec 2023 04:54:58 -0800 (PST) Message-ID: Date: Wed, 13 Dec 2023 13:54:55 +0100 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v10 20/50] KVM: SEV: Select CONFIG_KVM_SW_PROTECTED_VM when CONFIG_KVM_AMD_SEV=y To: Michael Roth , kvm@vger.kernel.org Cc: 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, bp@alien8.de, 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 References: <20231016132819.1002933-1-michael.roth@amd.com> <20231016132819.1002933-21-michael.roth@amd.com> From: Paolo Bonzini Autocrypt: addr=pbonzini@redhat.com; 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charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Rspamd-Server: rspam08 X-Rspamd-Queue-Id: 753DC80008 X-Stat-Signature: 8tndsqd81iobze19ihdctemjppnpo4x5 X-Rspam-User: X-HE-Tag: 1702472102-781008 X-HE-Meta: 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 xFq96R9a AkD5GDtxoT18ilMVgGnLMdlMaxpmcGhl23MFBX7sm0my/4wC/ABDv/C2r1ciDE8zmxqQv9vBqal4Wq/rWYwvvl/H++M+r4U/z/gGuGhSqDTtEHjDjRc+DOXUCAX2/ZM84WghK2QcfFo1T28Db2JFLutpzHVP0yr8K7EjCsyFxaGeTRrvDDcaaJu5SSnJP85ZmHkCUmvmDPHipId4RcYG7E6/1eAi4ub5BkEU+S0rUJurMYtkgVIHdFjgROhbMbP1urD1n7z8g+E9jAq7zMeybMXh6sTScQS0GYmmFWWymQvoqHwXX5ULEnJr7gMTJ3crHnBIpS9k5vHdlSFZxEO/JyLDdMQ9eaSOfhwfMrnv3LBrdvMFdn4RhL6V2L/gm7knZzoQLiQ38iI+DilpPNJ7GaH9tVv0MWHyOUWsdUlgOZn5vhYNesLoF/Am2vmWItao168n2Ty76ZpiRW5rghnZvQ/0R+3RxLHaHGQ3OeoiyT2GZshI= X-Bogosity: Ham, tests=bogofilter, spamicity=0.000271, 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 10/16/23 15:27, Michael Roth wrote: > SEV-SNP relies on the restricted/protected memory support to run guests, > so make sure to enable that support with the > CONFIG_KVM_SW_PROTECTED_VM build option. > > Signed-off-by: Michael Roth > --- Why select KVM_SW_PROTECTED_VM and not KVM_GENERIC_PRIVATE_MEM? Paolo