diff options
Diffstat (limited to '')
| -rw-r--r-- | arch/x86/kvm/vmx/tdx.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/x86/kvm/vmx/tdx.c b/arch/x86/kvm/vmx/tdx.c index db1ca8b22340..fb4f9aa84b95 100644 --- a/arch/x86/kvm/vmx/tdx.c +++ b/arch/x86/kvm/vmx/tdx.c @@ -625,6 +625,7 @@ int tdx_vm_init(struct kvm *kvm) kvm->arch.has_protected_state = true; kvm->arch.has_private_mem = true; + kvm->arch.disabled_quirks |= KVM_X86_QUIRK_IGNORE_GUEST_PAT; /* * Because guest TD is protected, VMM can't parse the instruction in TD. @@ -3475,6 +3476,11 @@ int __init tdx_bringup(void) goto success_disable_tdx; } + if (!cpu_feature_enabled(X86_FEATURE_SELFSNOOP)) { + pr_err("Self-snoop is required for TDX\n"); + goto success_disable_tdx; + } + if (!cpu_feature_enabled(X86_FEATURE_TDX_HOST_PLATFORM)) { pr_err("tdx: no TDX private KeyIDs available\n"); goto success_disable_tdx; |