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| author |   Sean Christopherson <seanjc@google.com> | 2024-11-27 17:34:05 -0800 |
|---|---|---|
| committer | Sean Christopherson <seanjc@google.com> | 2024-12-18 14:20:02 -0800 |
| commit | 9aa470f5ddb2aa8de152f72795b7dcd44a071b66 (patch) | |
| tree | 5648443731a85762d97602bd34043b4f2ea44478 | |
| parent | KVM: x86: Advertise TSC_DEADLINE_TIMER in KVM_GET_SUPPORTED_CPUID (diff) | |
| download | wireguard-linux-9aa470f5ddb2aa8de152f72795b7dcd44a071b66.tar.xz wireguard-linux-9aa470f5ddb2aa8de152f72795b7dcd44a071b66.zip | |
KVM: x86: Advertise HYPERVISOR in KVM_GET_SUPPORTED_CPUID
Unconditionally advertise "support" for the HYPERVISOR feature in CPUID,
as the flag simply communicates to the guest that's it's running under a
hypervisor.
Reviewed-by: Maxim Levitsky <mlevitsk@redhat.com>
Link: https://lore.kernel.org/r/20241128013424.4096668-39-seanjc@google.com
Signed-off-by: Sean Christopherson <seanjc@google.com>
| -rw-r--r-- | arch/x86/kvm/cpuid.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/x86/kvm/cpuid.c b/arch/x86/kvm/cpuid.c index f0ee773704d5..202ab3f55f53 100644 --- a/arch/x86/kvm/cpuid.c +++ b/arch/x86/kvm/cpuid.c @@ -743,7 +743,8 @@ void kvm_set_cpu_caps(void) 0 /* OSXSAVE */ | F(AVX) | F(F16C) | - F(RDRAND) + F(RDRAND) | + EMULATED_F(HYPERVISOR) ); kvm_cpu_cap_init(CPUID_1_EDX, |