On Wed, Aug 29, 2012 at 07:03:34AM -0300, Marcelo Tosatti wrote: > On Wed, Aug 29, 2012 at 06:59:03AM -0300, Marcelo Tosatti wrote: > > > I don't understand. What is the problem with the proposal? > > > What will not work with our protocol? > > > Can you give an example please? > > > > > > > > > > > Too late for 1.2? > > > > > > > > Absolutely (in my opinion). > > > > My concern here is that you are introducing infrastructure by using > > _one example_, claiming it to solve a general problem, without the > > appropriate amount of energy spent in this solution. > > > > Using old machines is supposed to be supported on older guests. > > > > Michael, not migrating the PVEOI MSR actually crashes the guest? > > Which is irrelevant since it won't be able to migrate to an older > qemu. >
With this patch, -M pc-1.1 migrates fine to an older qemu and no crash. Without, PV EOI bit in CPUID is set on source so we have a problem. -- MST -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html