diff options
| author | Sean Christopherson <sean.j.christopherson@intel.com> | 2020-03-02 15:56:55 -0800 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2020-03-16 17:58:34 +0100 |
| commit | dd69cc2542f728179d5a0ae1c972813f88ab14aa (patch) | |
| tree | 7ec218ba14778c93c79b860404ee2600048a8d91 /arch/x86/kvm/cpuid.c | |
| parent | 93c380e7b528882396ca463971012222bad7d82e (diff) | |
KVM: x86: Use kvm_cpu_caps to detect Intel PT support
Check for Intel PT using kvm_cpu_cap_has() to pave the way toward
eliminating ->pt_supported().
No functional change intended.
Reviewed-by: Vitaly Kuznetsov <vkuznets@redhat.com>
Signed-off-by: Sean Christopherson <sean.j.christopherson@intel.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'arch/x86/kvm/cpuid.c')
| -rw-r--r-- | arch/x86/kvm/cpuid.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/arch/x86/kvm/cpuid.c b/arch/x86/kvm/cpuid.c index dedf30fedbcb..214bcb3a5c1e 100644 --- a/arch/x86/kvm/cpuid.c +++ b/arch/x86/kvm/cpuid.c @@ -504,7 +504,6 @@ static inline int __do_cpuid_func(struct kvm_cpuid_array *array, u32 function) { struct kvm_cpuid_entry2 *entry; int r, i, max_idx; - unsigned f_intel_pt = kvm_x86_ops->pt_supported() ? F(INTEL_PT) : 0; /* all calls to cpuid_count() should be made on the same cpu */ get_cpu(); @@ -675,7 +674,7 @@ static inline int __do_cpuid_func(struct kvm_cpuid_array *array, u32 function) break; /* Intel PT */ case 0x14: - if (!f_intel_pt) { + if (!kvm_cpu_cap_has(X86_FEATURE_INTEL_PT)) { entry->eax = entry->ebx = entry->ecx = entry->edx = 0; break; } |