KiShouldActivateHRTimerClock

UINT8 __stdcall KiShouldActivateHRTimerClock(UINT64 CurrentTime, UINT64 DueTime){
  UINT8 v2; 

  v2 = 0;
  if( DueTime < CurrentTime + (unsigned int)KeMaximumIncrement
    && (!KiClockOwnerOneShotRequest
     || DueTime < KiClockOwnerOneShotRequest && KiClockOwnerOneShotRequest - DueTime > (unsigned int)KeMinimumIncrement) )
  {
    return 1;
  }
  return v2;
}

Referenced by:

KeSetTimer2
KiAdjustTimer2DueTimes
KiTimer2Expiration