K 10 svn:author V 3 jhb K 8 svn:date V 27 2008-01-10T23:43:47.000000Z K 7 svn:log V 270 Work around problems with the ppbus(4)'s interesting way of managing interrupt handlers for child devices by adding a dummy handler that is always present so that the underlying interrupt thread is always around avoiding panics from stray interrupts. MFC after: 3 days END