HV_X64_MSR_VP_ASSIST_PAGE_ENABLE
if (!(data & HV_X64_MSR_VP_ASSIST_PAGE_ENABLE)) {
if (!(hv_vcpu->hv_vapic & HV_X64_MSR_VP_ASSIST_PAGE_ENABLE))
~HV_X64_MSR_VP_ASSIST_PAGE_ENABLE;
HV_X64_MSR_VP_ASSIST_PAGE_ENABLE;