ExpUpdateTimerConfiguration

NTSTATUS __stdcall ExpUpdateTimerConfiguration(
        UINT64 *DesiredTimeIncrement,
        UINT64 *NewTimeAdjustment,
        UINT8 *NewTimeSynchronization){
  __int64 v7[3]; 
  __int64 v8; 
  _KAFFINITY_EX Affinity; 

  v8 = 0i64;
  *(_DWORD *)&Affinity.Count = 1310721;
  memset(&Affinity.Reserved, 0i64, 0xA4u);
  KeAddProcessorAffinityEx(&Affinity.Count, (unsigned int)KiClockTimerOwner);
  v7[0] = (__int64)DesiredTimeIncrement;
  v7[1] = (__int64)NewTimeAdjustment;
  v7[2] = (__int64)NewTimeSynchronization;
  KeGenericProcessorCallback(
    (__int64 *)&Affinity,
    (void(__fastcall *)(struct _KPRCB *, __int64))ExpUpdateTimerConfigurationWorker,
    (__int64)v7,
    1);
  return v8;
}

Referenced by:

ExpUpdateTimerResolution
NtSetSystemInformation