[PATCH 1/3] KVM: x86: Rename supports_cpuid_fault to supports_intel_cpuid_fault

From: Jim Mattson

Date: Thu Apr 02 2026 - 18:32:08 EST


The function, supports_cpuid_fault(), tests for guest support of Intel's
CPUID faulting feature. Rename the function to supports_intel_cpuid_fault()
for clarity.

Signed-off-by: Jim Mattson <jmattson@xxxxxxxxxx>
---
arch/x86/kvm/cpuid.h | 2 +-
arch/x86/kvm/x86.c | 2 +-
2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/x86/kvm/cpuid.h b/arch/x86/kvm/cpuid.h
index 039b8e6f40ba..51cbe67c992a 100644
--- a/arch/x86/kvm/cpuid.h
+++ b/arch/x86/kvm/cpuid.h
@@ -181,7 +181,7 @@ static inline int guest_cpuid_stepping(struct kvm_vcpu *vcpu)
return x86_stepping(best->eax);
}

-static inline bool supports_cpuid_fault(struct kvm_vcpu *vcpu)
+static inline bool supports_intel_cpuid_fault(struct kvm_vcpu *vcpu)
{
return vcpu->arch.msr_platform_info & MSR_PLATFORM_INFO_CPUID_FAULT;
}
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index 0b5d48e75b65..9768f001011d 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -4264,7 +4264,7 @@ int kvm_set_msr_common(struct kvm_vcpu *vcpu, struct msr_data *msr_info)
case MSR_MISC_FEATURES_ENABLES:
if (data & ~MSR_MISC_FEATURES_ENABLES_CPUID_FAULT ||
(data & MSR_MISC_FEATURES_ENABLES_CPUID_FAULT &&
- !supports_cpuid_fault(vcpu)))
+ !supports_intel_cpuid_fault(vcpu)))
return 1;
vcpu->arch.msr_misc_features_enables = data;
break;
--
2.53.0.1213.gd9a14994de-goog