Re: [Xen-devel] RFC: making the PVH 64bit ABI as stableo

[Stefano Stabellini <stefano.stabellini@xxxxxxxxxxxxx>]

On Fri, 5 Jun 2015, Roger Pau Monnà wrote:
> El 03/06/15 a les 14.08, Jan Beulich ha escrit:
> >>>> On 03.06.15 at 12:02, <stefano.stabellini@xxxxxxxxxxxxx> wrote:
> >> On Tue, 2 Jun 2015, Andrew Cooper wrote:
> >>> With my x86 maintainer hat on, the following is an absolute minimum set
> >>> of prerequisite for PVH.
> >>>
> >>> * 32bit support
> >>
> >> Could you please explain why 32bit is important to get PVH out of tech
> >> preview? I don't see 32 bit OSes as an important use case. Maybe there
> >> is more behind it that I cannot see.
> >
> > The primary reason was named before: 32-bit support will likely
> > end up changing the way 64-bit guests get launched.
>
> I can work on the new boot ABI, even if it's just a design document now,
> but the actual implementation needs to be done on top of the 32-bit
> support series.
>
> Boris, do you think you could send an early RFC of your 32-bit support
> series in a couple of weeks at most?

Besides these, we still don't have any timelines for AMD support, and
nobody stepping up to fix any remaining /* TODO pvh fixme */ in the code
afterwards.

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