Re: [Xen-devel] [Qemu-devel] [RFC QEMU PATCH v3 00/10] Implement vNVDIMM for Xen HVM guest

[Stefano Stabellini <sstabellini@xxxxxxxxxx>]

On Fri, 13 Oct 2017, Jan Beulich wrote:
> >>> On 13.10.17 at 13:13, <haozhong.zhang@xxxxxxxxx> wrote:
> > To Jan, Andrew, Stefano and Anthony,
> > 
> > what do you think about allowing QEMU to build the entire guest ACPI
> > and letting SeaBIOS to load it? ACPI builder code in hvmloader is
> > still there and just bypassed in this case.
> 
> Well, if that can be made work in a non-quirky way and without
> loss of functionality, I'd probably be fine. I do think, however,
> that there's a reason this is being handled in hvmloader right now.

And not to discourage you, just as a clarification, you'll also need to
consider backward compatibility: unless the tables are identical, I
imagine we'll have to keep using the old tables for already installed
virtual machines.

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