diff options
| author | Kim Phillips <kim.phillips@amd.com> | 2023-01-24 10:33:17 -0600 |
|---|---|---|
| committer | Borislav Petkov (AMD) <bp@alien8.de> | 2023-01-25 16:37:20 +0100 |
| commit | faabfcb194a8d0686396e3fff6a5b42911f65191 (patch) | |
| tree | f56896cfc7e06bdfdce79babd8e491bb79b1bb1c /arch/x86/kvm/cpuid.c | |
| parent | 5b909d4ae59aedc711b7a432da021be0e82c95a0 (diff) | |
x86/cpu, kvm: Add the SMM_CTL MSR not present feature
The SMM_CTL MSR not present feature was being open-coded for KVM.
Add it to its newly added CPUID leaf 0x80000021 EAX proper.
Also drop the bit description comments now the code is more
self-describing.
Signed-off-by: Kim Phillips <kim.phillips@amd.com>
Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de>
Acked-by: Sean Christopherson <seanjc@google.com>
Link: https://lore.kernel.org/r/20230124163319.2277355-7-kim.phillips@amd.com
Diffstat (limited to 'arch/x86/kvm/cpuid.c')
| -rw-r--r-- | arch/x86/kvm/cpuid.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/kvm/cpuid.c b/arch/x86/kvm/cpuid.c index dde8d6bb22a0..28071e9376fb 100644 --- a/arch/x86/kvm/cpuid.c +++ b/arch/x86/kvm/cpuid.c @@ -760,7 +760,7 @@ void kvm_set_cpu_caps(void) kvm_cpu_cap_set(X86_FEATURE_LFENCE_RDTSC); if (!static_cpu_has_bug(X86_BUG_NULL_SEG)) kvm_cpu_cap_set(X86_FEATURE_NULL_SEL_CLR_BASE); - kvm_cpu_caps[CPUID_8000_0021_EAX] |= BIT(9) /* NO_SMM_CTL_MSR */; + kvm_cpu_cap_set(X86_FEATURE_NO_SMM_CTL_MSR); kvm_cpu_cap_mask(CPUID_C000_0001_EDX, F(XSTORE) | F(XSTORE_EN) | F(XCRYPT) | F(XCRYPT_EN) | |