On Thu May 21, 2015 at 13:57:18 +0800, watermirror wrote: > in what situation, the fiasco will call method Kobject_h::invoke? Kobject_h is used by some kernel objects such as Icu where it is passed while invoking the object. Adam -- Adam adam at os.inf.tu-dresden.de Lackorzynski http://os.inf.tu-dresden.de/~adam/