diff options
Diffstat (limited to 'arch/x86/kvm/x86.c')
| -rw-r--r-- | arch/x86/kvm/x86.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index 6c27d224f744..cedd396e3003 100644 --- a/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c @@ -6839,10 +6839,20 @@ static unsigned long kvm_get_guest_ip(void) return ip; } +static void kvm_handle_intel_pt_intr(void) +{ + struct kvm_vcpu *vcpu = __this_cpu_read(current_vcpu); + + kvm_make_request(KVM_REQ_PMI, vcpu); + __set_bit(MSR_CORE_PERF_GLOBAL_OVF_CTRL_TRACE_TOPA_PMI_BIT, + (unsigned long *)&vcpu->arch.pmu.global_status); +} + static struct perf_guest_info_callbacks kvm_guest_cbs = { .is_in_guest = kvm_is_in_guest, .is_user_mode = kvm_is_user_mode, .get_guest_ip = kvm_get_guest_ip, + .handle_intel_pt_intr = kvm_handle_intel_pt_intr, }; static void kvm_set_mmio_spte_mask(void) |