PpmPerfQueueAction

VOID __stdcall PpmPerfQueueAction(_KPRCB *Prcb, _PPM_PERF_ACTION Action){
  _m_prefetchw((const void *)&Prcb->PowerState.PerfActionMask);
  if( !_InterlockedOr(&Prcb->PowerState.PerfActionMask, 1 << Action) )
    KiInsertQueueDpc(&Prcb->PowerState.PerfActionDpc, 0i64, 0i64, 0i64, 0);
}

Referenced by:

PpmParkReportParkedCores
PpmParkReportUnparkedCores
PpmParkUnblockIdle
PpmPerfApplyProcessorStates