PsGetServerSiloState

_SERVERSILO_STATE __stdcall PsGetServerSiloState(_EJOB *Silo){
  if( Silo )
    return *(_DWORD *)(*((_QWORD *)Silo + 159) + 1112i64);
  else
    return 1;
}

Referenced by:

PspCatchCriticalBreak
PspCompleteServerSiloShutdown
PspCompleteServerSiloShutdownDeferred
PspDeleteSilo
SepQueueWorkItem