VOID __stdcall KeRevertToUserAffinityThreadEx(UINT64 PreviousAffinity){
unsigned __int16 v1;
struct _GROUP_AFFINITY PreviousAffinitya;
v1 = 0;
*(_QWORD *)&PreviousAffinitya.Group = 0i64;
PreviousAffinitya.Mask = PreviousAffinity;
if( KeForceGroupAwareness )
v1 = KiActiveGroups - 1;
PreviousAffinitya.Group = v1;
KeRevertToUserGroupAffinityThread(&PreviousAffinitya);
}