Re: [Qemu-devel] [PATCH v2 6/6] hw/arm/virt: Set minimum_page_bits to 12

[Peter Maydell]

On 22 June 2016 at 12:54, Dr. David Alan Gilbert <address@hidden> wrote:
> * Peter Maydell (address@hidden) wrote:
>> On 22 June 2016 at 12:35, Dr. David Alan Gilbert <address@hidden> wrote:
>> > Yes, my hope is that any versioned machine type should migrate to
>> > a newer qemu with the same machine type set.
>> >
>> > There are really two separate things that we state with the machine
>> > versioning:
>> >   a) that the guest view is the same
>> >   b) that the migration format is the same
>>
>> Well, this is true for PC.
>
> PC, ppc/spapr, and I think s390.
>
>> But my impression when we started
>> applying versioned machine types to ARM virt was that it was
>> signing up to (a) but not (yet) (b)...
>
> So that would make ARM special; the problem is we have no way
> to communicate to the user that it's special.

Is anybody testing that migration between versions for
virt works?

thanks
-- PMM