KiIsTraceMemoryAccess

INT32 __stdcall KiIsTraceMemoryAccess(PRKEVENT Event, KPRIORITY Increment, BOOL Wait){
  INT32 result; 

  LOBYTE(result) = KiDynamicTraceEnabled
                && (unsigned __int64)Event >= ControlPc
                && (unsigned __int64)Event < qword_140CFBBE0
                && (result = KeGetCurrentIrql(), (_BYTE)result == 15);
  return result;
}

Referenced by:

KeInvalidAccessAllowed