On 2011-12-02 07:26, Liu Ping Fan wrote: > From: Liu Ping Fan <pingfank@xxxxxxxxxxxxxxxxxx> > > Currently, vcpu can be destructed only when kvm instance destroyed. > Change this to vcpu's destruction taken when its refcnt is zero, > and then vcpu MUST and CAN be destroyed before kvm's destroy. I'm lacking the big picture yet (would be good to have in the change log - at least I'm too lazy to read the code): What increments the refcnt, what decrements it again? IOW, how does user space controls the life-cycle of a vcpu after your changes? Thanks, Jan -- Siemens AG, Corporate Technology, CT T DE IT 1 Corporate Competence Center Embedded Linux -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html