diff options
| -rw-r--r-- | arch/x86/kvm/svm/svm.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/arch/x86/kvm/svm/svm.c b/arch/x86/kvm/svm/svm.c index 252e7f37e4e2..f757b436ffae 100644 --- a/arch/x86/kvm/svm/svm.c +++ b/arch/x86/kvm/svm/svm.c @@ -2955,7 +2955,6 @@ static int svm_set_msr(struct kvm_vcpu *vcpu, struct msr_data *msr) break; wrmsrl(MSR_IA32_PRED_CMD, PRED_CMD_IBPB); - set_msr_interception(vcpu, svm->msrpm, MSR_IA32_PRED_CMD, 0, 1); break; case MSR_AMD64_VIRT_SPEC_CTRL: if (!msr->host_initiated && @@ -4151,6 +4150,10 @@ static void svm_vcpu_after_set_cpuid(struct kvm_vcpu *vcpu) svm_recalc_instruction_intercepts(vcpu, svm); + if (boot_cpu_has(X86_FEATURE_IBPB)) + set_msr_interception(vcpu, svm->msrpm, MSR_IA32_PRED_CMD, 0, + !!guest_has_pred_cmd_msr(vcpu)); + /* For sev guests, the memory encryption bit is not reserved in CR3. */ if (sev_guest(vcpu->kvm)) { best = kvm_find_cpuid_entry(vcpu, 0x8000001F); |