[PATCH 7/9] KVM: x86: Shuffle code to prepare for dropping guest_cpuid_has()

From: Sean Christopherson
Date: Fri Nov 10 2023 - 18:56:05 EST


Move the implementations of guest_has_{spec_ctrl,pred_cmd}_msr() down
below guest_cpu_cap_has() so that their use of guest_cpuid_has() can be
replaced with calls to guest_cpu_cap_has().

No functional change intended.

Signed-off-by: Sean Christopherson <seanjc@xxxxxxxxxx>
---
arch/x86/kvm/cpuid.h | 30 +++++++++++++++---------------
1 file changed, 15 insertions(+), 15 deletions(-)

diff --git a/arch/x86/kvm/cpuid.h b/arch/x86/kvm/cpuid.h
index 1707ef10b269..bebf94a69630 100644
--- a/arch/x86/kvm/cpuid.h
+++ b/arch/x86/kvm/cpuid.h
@@ -163,21 +163,6 @@ static inline int guest_cpuid_stepping(struct kvm_vcpu *vcpu)
return x86_stepping(best->eax);
}

-static inline bool guest_has_spec_ctrl_msr(struct kvm_vcpu *vcpu)
-{
- return (guest_cpuid_has(vcpu, X86_FEATURE_SPEC_CTRL) ||
- guest_cpuid_has(vcpu, X86_FEATURE_AMD_STIBP) ||
- guest_cpuid_has(vcpu, X86_FEATURE_AMD_IBRS) ||
- guest_cpuid_has(vcpu, X86_FEATURE_AMD_SSBD));
-}
-
-static inline bool guest_has_pred_cmd_msr(struct kvm_vcpu *vcpu)
-{
- return (guest_cpuid_has(vcpu, X86_FEATURE_SPEC_CTRL) ||
- guest_cpuid_has(vcpu, X86_FEATURE_AMD_IBPB) ||
- guest_cpuid_has(vcpu, X86_FEATURE_SBPB));
-}
-
static inline bool supports_cpuid_fault(struct kvm_vcpu *vcpu)
{
return vcpu->arch.msr_platform_info & MSR_PLATFORM_INFO_CPUID_FAULT;
@@ -298,4 +283,19 @@ static __always_inline bool guest_cpu_cap_has(struct kvm_vcpu *vcpu,
return vcpu->arch.cpu_caps[x86_leaf] & __feature_bit(x86_feature);
}

+static inline bool guest_has_spec_ctrl_msr(struct kvm_vcpu *vcpu)
+{
+ return (guest_cpuid_has(vcpu, X86_FEATURE_SPEC_CTRL) ||
+ guest_cpuid_has(vcpu, X86_FEATURE_AMD_STIBP) ||
+ guest_cpuid_has(vcpu, X86_FEATURE_AMD_IBRS) ||
+ guest_cpuid_has(vcpu, X86_FEATURE_AMD_SSBD));
+}
+
+static inline bool guest_has_pred_cmd_msr(struct kvm_vcpu *vcpu)
+{
+ return (guest_cpuid_has(vcpu, X86_FEATURE_SPEC_CTRL) ||
+ guest_cpuid_has(vcpu, X86_FEATURE_AMD_IBPB) ||
+ guest_cpuid_has(vcpu, X86_FEATURE_SBPB));
+}
+
#endif
--
2.42.0.869.gea05f2083d-goog