diff options
author | Sean Christopherson <seanjc@google.com> | 2022-10-06 00:03:13 +0000 |
---|---|---|
committer | Paolo Bonzini <pbonzini@redhat.com> | 2022-11-09 12:31:12 -0500 |
commit | 5fe9805dc2f58bebb3bf5dd298559c4bad5f0448 (patch) | |
tree | f6c1aa605e411dfc56c03f2513d6937758ba3149 | |
parent | 6c6f82bea96fddb96898edbbee248ad362b768f4 (diff) | |
download | linux-5fe9805dc2f58bebb3bf5dd298559c4bad5f0448.tar.bz2 |
KVM: x86: Handle PERF_CAPABILITIES in common x86's kvm_get_msr_feature()
Handle PERF_CAPABILITIES directly in kvm_get_msr_feature() now that the
supported value is available in kvm_caps.
No functional change intended.
Signed-off-by: Sean Christopherson <seanjc@google.com>
Message-Id: <20221006000314.73240-8-seanjc@google.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
-rw-r--r-- | arch/x86/kvm/svm/svm.c | 3 | ||||
-rw-r--r-- | arch/x86/kvm/vmx/vmx.c | 3 | ||||
-rw-r--r-- | arch/x86/kvm/x86.c | 3 |
3 files changed, 3 insertions, 6 deletions
diff --git a/arch/x86/kvm/svm/svm.c b/arch/x86/kvm/svm/svm.c index d15f1934c904..3fc8e4999891 100644 --- a/arch/x86/kvm/svm/svm.c +++ b/arch/x86/kvm/svm/svm.c @@ -2713,9 +2713,6 @@ static int svm_get_msr_feature(struct kvm_msr_entry *msr) if (boot_cpu_has(X86_FEATURE_LFENCE_RDTSC)) msr->data |= MSR_F10H_DECFG_LFENCE_SERIALIZE; break; - case MSR_IA32_PERF_CAPABILITIES: - msr->data = kvm_caps.supported_perf_cap; - return 0; default: return KVM_MSR_RET_INVALID; } diff --git a/arch/x86/kvm/vmx/vmx.c b/arch/x86/kvm/vmx/vmx.c index 3fec43953051..7a7e14d4d78c 100644 --- a/arch/x86/kvm/vmx/vmx.c +++ b/arch/x86/kvm/vmx/vmx.c @@ -1849,9 +1849,6 @@ static int vmx_get_msr_feature(struct kvm_msr_entry *msr) if (!nested) return 1; return vmx_get_vmx_msr(&vmcs_config.nested, msr->index, &msr->data); - case MSR_IA32_PERF_CAPABILITIES: - msr->data = kvm_caps.supported_perf_cap; - return 0; default: return KVM_MSR_RET_INVALID; } diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index 6ce7c80180d2..6f8a370d2b1d 100644 --- a/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c @@ -1648,6 +1648,9 @@ static int kvm_get_msr_feature(struct kvm_msr_entry *msr) case MSR_IA32_ARCH_CAPABILITIES: msr->data = kvm_get_arch_capabilities(); break; + case MSR_IA32_PERF_CAPABILITIES: + msr->data = kvm_caps.supported_perf_cap; + break; case MSR_IA32_UCODE_REV: rdmsrl_safe(msr->index, &msr->data); break; |