KeAddProcessorAffinityEx

__int64 __fastcall KeAddProcessorAffinityEx(_WORD *a1, int a2){
  unsigned int v3; 
  __int64 v4; 
  __int64 v5; 
  _WORD *v6; 
  __int64 result; 
  v3 = KiProcessorIndexToNumberMappingTable[a2] & 0x3F;
  v4 = (unsigned int)KiProcessorIndexToNumberMappingTable[a2] >> 6;
  if( (unsigned __int16)*a1 <= (unsigned int)v4 )
    *a1 = v4 + 1;
  v5 = *(_QWORD *)&a1[4 * v4 + 4];
  v6 = &a1[4 * v4];
  result = v3;
  _bittestandset64(&v5, v3);
  *((_QWORD *)v6 + 1) = v5;
  return result;
}

Referenced by: