KiPrcbInGroupAffinity

_BOOL8 __fastcall KiPrcbInGroupAffinity(__int64 a1, __int64 a2){
  return *(unsigned __int8 *)(a1 + 208) == *(_WORD *)(a2 + 8) && (*(_QWORD *)(a1 + 200) & *(_QWORD *)a2) != 0i64;
}

Referenced by:

KeSetIdealProcessorThreadEx
KiComputeThreadAffinity
KiDeferGroupSchedulingPreemption
KiDeferredReadySingleThread
KiGroupSchedulingMoveThread
KiQueueReadyThread
KiRescheduleThreadAfterAffinityChange
KiSearchForNewThreadOnProcessor
KiSetAffinityThread
KiSetSystemAffinityThread