diff options
Diffstat (limited to 'arch/x86/kvm/svm.c')
| -rw-r--r-- | arch/x86/kvm/svm.c | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/arch/x86/kvm/svm.c b/arch/x86/kvm/svm.c index 5f48f62b8dc2..c27ac6923a18 100644 --- a/arch/x86/kvm/svm.c +++ b/arch/x86/kvm/svm.c @@ -1196,10 +1196,13 @@ static void init_vmcb(struct vcpu_svm *svm) set_intercept(svm, INTERCEPT_CLGI); set_intercept(svm, INTERCEPT_SKINIT); set_intercept(svm, INTERCEPT_WBINVD); - set_intercept(svm, INTERCEPT_MONITOR); - set_intercept(svm, INTERCEPT_MWAIT); set_intercept(svm, INTERCEPT_XSETBV); + if (!kvm_mwait_in_guest()) { + set_intercept(svm, INTERCEPT_MONITOR); + set_intercept(svm, INTERCEPT_MWAIT); + } + control->iopm_base_pa = iopm_base; control->msrpm_base_pa = __pa(svm->msrpm); control->int_ctl = V_INTR_MASKING_MASK; @@ -5254,6 +5257,12 @@ static inline void avic_post_state_restore(struct kvm_vcpu *vcpu) avic_handle_ldr_update(vcpu); } +static void svm_setup_mce(struct kvm_vcpu *vcpu) +{ + /* [63:9] are reserved. */ + vcpu->arch.mcg_cap &= 0x1ff; +} + static struct kvm_x86_ops svm_x86_ops __ro_after_init = { .cpu_has_kvm_support = has_svm, .disabled_by_bios = is_disabled, @@ -5365,6 +5374,7 @@ static struct kvm_x86_ops svm_x86_ops __ro_after_init = { .pmu_ops = &amd_pmu_ops, .deliver_posted_interrupt = svm_deliver_avic_intr, .update_pi_irte = svm_update_pi_irte, + .setup_mce = svm_setup_mce, }; static int __init svm_init(void) |