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08:06:23 +0000 Date: Fri, 1 Mar 2024 15:36:33 +0800 From: Yan Zhao To: Sagi Shahar CC: , Ackerley Tng , Ryan Afranji , Erdem Aktas , Isaku Yamahata , Sean Christopherson , Paolo Bonzini , Shuah Khan , Peter Gonda , Haibo Xu , Chao Peng , "Vishal Annapurve" , Roger Wang , "Vipin Sharma" , , , , , Subject: Re: [RFC PATCH v5 08/29] KVM: selftests: TDX: Add TDX lifecycle test Message-ID: Reply-To: Yan Zhao References: <20231212204647.2170650-1-sagis@google.com> <20231212204647.2170650-9-sagis@google.com> Content-Type: text/plain; charset="us-ascii" Content-Disposition: inline In-Reply-To: <20231212204647.2170650-9-sagis@google.com> X-ClientProxiedBy: SI2PR02CA0012.apcprd02.prod.outlook.com (2603:1096:4:194::7) To DS7PR11MB5966.namprd11.prod.outlook.com (2603:10b6:8:71::6) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: DS7PR11MB5966:EE_|DM6PR11MB4546:EE_ X-MS-Office365-Filtering-Correlation-Id: b9ebe84e-d5dd-447e-a89b-08dc39c67bbe X-LD-Processed: 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enULXN2nS7gT3LOd0eAnZ/xZOIC2MUfbAHzLRhVVj2RxXBlK1rUSRBrONGA== 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: > diff --git a/tools/testing/selftests/kvm/lib/x86_64/tdx/tdx_util.c b/tools/testing/selftests/kvm/lib/x86_64/tdx/tdx_util.c > index 063ff486fb86..b302060049d5 100644 > --- a/tools/testing/selftests/kvm/lib/x86_64/tdx/tdx_util.c > +++ b/tools/testing/selftests/kvm/lib/x86_64/tdx/tdx_util.c > @@ -224,6 +224,7 @@ static void tdx_enable_capabilities(struct kvm_vm *vm) > KVM_X2APIC_API_USE_32BIT_IDS | > KVM_X2APIC_API_DISABLE_BROADCAST_QUIRK); > vm_enable_cap(vm, KVM_CAP_SPLIT_IRQCHIP, 24); > + vm_enable_cap(vm, KVM_CAP_MAX_VCPUS, 512); This is not a must for TD life cycle? Though I know, currently, the selftest will fail without setting this line, due to TD's default max vcpu count is -1. But I guess it's an error. https://lore.kernel.org/all/ZeGC64sAzg4EN3G5@yzhao56-desk.sh.intel.com/