Re: [Xen-devel] [RFC v3 0/6] xen/arm: ARM save/restore/migration support

[Wei Huang <w1.huang@xxxxxxxxxxx>]

On 05/12/2014 09:17 AM, Julien Grall wrote:
> Hi Wei,
>
> On 05/08/2014 10:18 PM, Wei Huang wrote:
> > The following patches enable save/restore/migration support for ARM
> > guest VMs. Note that the original series were sent from Jaeyong Yoo.
> >
> > Working:
> >     * 32-bit (including SMP) guest VM save/restore/migration
> >     * 64-bit guest VM save
> > WIP:
> >     * 64-bit guest restore/migration
> I though a bit more about this series. I think we miss to save the
> layout of the guest (i.e GIC base address, gnttab base address,...) and
> some interrupts (i.e timer, evtchn,...)
>
> It's necessary because if we migrate from a older Xen to a new Xen, the
> default layout may have change.
Should we make these requirements as phase 2 for save/restore/migration? 
I think we have enough items to fix in current form. Adding more 
requirements will make the whole patch set bloated and hard to revise.
-Wei

> Regards,

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