diff --git a/arch/x86/kvm/vmx/vmx_pt.c b/arch/x86/kvm/vmx/vmx_pt.c
index 892d0b4c7..783bd0351 100644
--- a/arch/x86/kvm/vmx/vmx_pt.c
+++ b/arch/x86/kvm/vmx/vmx_pt.c
@@ -864,7 +864,7 @@ static inline void vmx_pt_setup_msrs(struct vcpu_vmx_pt *vmx_pt){
 	int i;
 	
 	//vmx_pt->ia32_rtit_ctrl_msr = 0ULL;
-	WRITE_ONCE(vmx_pt->ia32_rtit_ctrl_msr, (!TRACE_EN) | CTL_OS | CTL_USER | TO_PA | BRANCH_EN | DIS_RETC | PSB_MASK);
+	WRITE_ONCE(vmx_pt->ia32_rtit_ctrl_msr, (!TRACE_EN) | CTL_OS | CTL_USER | TO_PA | BRANCH_EN | DIS_RETC | PSB_MASK | CYC_EN);
 	//vmx_pt->ia32_rtit_ctrl_msr = (!TRACE_EN) | CTL_OS | CTL_USER | TO_PA | BRANCH_EN | DIS_RETC | PSB_MASK;
 	
 	for (i = 0; i < 4; i++){