VOID
PopPerfHandleInrush(
  IN  BOOLEAN EnableHandler
  );

Routine Description:

    This routine is responsible for enabling/disabling support for handling
    the case where we are processing an inrush irp

    In the enable case, it sets a bit in each PRCB (using an IPI) and
    forces an update on the current throttle *only*

Arguments:

    EnableHandler   - TRUE if we are processing an Inrush irp, false otherwise

Return Value:

    None