NTSTATUS
CdPerformVerify(
  IN  PIRP_CONTEXT IrpContext,
  IN  PIRP Irp,
  IN  PDEVICE_OBJECT DeviceToVerify
  );

Routine Description:

    This routines performs an IoVerifyVolume operation and takes the
    appropriate action.  If the verify is successful then we send the originating
    Irp off to an Ex Worker Thread.  This routine is called from the exception handler.

    No file system resources are held when this routine is called.

Arguments:

    Irp - The irp to send off after all is well and done.

    Device - The real device needing verification.

Return Value:

    None.