VOID
PopPerfIdleDpc(
  IN  PKDPC   Dpc,
  IN  PVOID   DpcContext,
  IN  PVOID   SystemArgument1,
  IN  PVOID   SystemArgument2
  );

Routine Description:

    This routine is run when the OS is worried that the CPU is not running
    at the maximum possible frequency and needs to be checked because the
    Idle loop will not be run anytime soon

Arguments:

    Dpc         - the dpc object
    DpcContext  - pointer to the current processors PRCB
    SysArg1     - not used
    SysArg2     - not used

Return Value:

    None