On 09/22/2011 02:41 PM, Richard W.M. Jones wrote: > On Thu, Sep 22, 2011 at 02:18:48PM -0400, Peter Jones wrote: >> On 09/22/2011 02:02 PM, David Airlie wrote: >>> >>>> On Thu, Sep 22, 2011 at 05:18:09PM +0100, Mark McLoughlin wrote: >>>>> On Thu, 2011-09-22 at 17:00 +0100, Matthew Garrett wrote: >>>>>> grub provides no mechanism for you to know that, which means you >>>>>> can't >>>>>> reliably know that. Which means relying on them being compatible >>>>>> is >>>>>> incorrect. >>>>> >>>>> You described yourself how libguestfs could check it. And failing >>>>> libguestfs doing it, the user could be warned to check it. >>>> >>>> I described something that is, practically speaking, impossible. >>> >>> you run rpm -q grub in the guest and on the host, if they are the same nvr, >>> then they are the same package, where's the rocket science here. >> >> The whole point of libguestfs's usage was that the package isn't actually >> installed in the guest. So that won't work. > > This is not correct, grub is installed in the guest, but we don't want > to run it from the guest because of security problems. I outlined it > in an earlier email in this thread. Oh, my mistake. That being beside the point, it pretty much means any VM created in a previous OS release won't work. In any case I totally disagree with your idea of security, as I mentioned at the time. It makes things worse, not better. And that's still ignoring that grub1 needs to completely go away. -- Peter -- devel mailing list devel@xxxxxxxxxxxxxxxxxxxxxxx https://admin.fedoraproject.org/mailman/listinfo/devel