On 2012-02-17 10:35, Wen Congyang wrote: > At 02/17/2012 05:26 PM, Jan Kiszka Wrote: >> On 2012-02-17 09:52, Wen Congyang wrote: >>>>> +static DumpState *dump_init(int fd, Error **errp) >>>>> +{ >>>>> + CPUState *env; >>>>> + DumpState *s = dump_get_current(); >>>>> + int ret; >>>>> + >>>>> + vm_stop(RUN_STATE_PAUSED); >>>> >>>> I would save the current vm state first and restore it when finished. >>> >>> There is no API to get current vm state. If you want this feature, I will >>> add API to get it. >> >> You are looking for runstate_is_running(). > > Yes. vm_stop() stops the vcpu only when runstate_is_running(). So I think > you need to resume all vcpu after dumping is finished.
Yes, but _only_ if runstate_is_running() was true before calling vm_stop. That is my point. Jan -- Siemens AG, Corporate Technology, CT T DE IT 1 Corporate Competence Center Embedded Linux