Re: [Qemu-devel] Re: [PATCH 2/3] qemu: make cirrus init value pci spec compliant

[Michael S. Tsirkin]

On Sun, Oct 11, 2009 at 03:45:59PM +0200, Gleb Natapov wrote:
> On Sun, Oct 11, 2009 at 03:36:26PM +0200, Michael S. Tsirkin wrote:
> > > No, I think Avi was right the first time.
> > > 
> > > Migrating from an older qemu will be fine at first, but at the next
> > > reset _following_ migration, it'll be running the old BIOS on a new
> > > qemu and fail.
> > > 
> > > -- Jamie
> > 
> > So after discussion with Gleb, it seems that what will happen
> > after migration to new qemu, old BIOS is shadowed, but memory
> > is already enabled.  After reset, new BIOS will be shadowed
> > and it will enable memory. Makes sense?
> > 
> I don't see how you made this conclusion after the discussion.
> What should happen is after migration old bios should be used until reboot.
> After reboot new bios should be used.

I think that's what I said.

> What really happens today I don't know.
> --
>                       Gleb.