On 19/01/2015 14:10, Pavel Dovgaluk wrote: >>> > > >>> > > Because 'A' is written only inside some of the replay_run_event >>> > > callbacks. >>> > > It depends on type of the event and it's processing function inside the >>> > > QEMU core. >>> > > There could be no 'A' at all. >> > >> > Why can't that code write the 'E' as well? > Because such callbacks do not know that they are called from record/replay > event. > They may be called from record/replay code and from other parts of QEMU. > And they may write save something low-level like timer request.
I do not understand. Can you make an example with actual function names and data that is written? Paolo