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Re: [Qemu-devel] [Xen-devel] [RFC QEMU PATCH v3 00/10] Implement vNVDIMM
From: |
Konrad Rzeszutek Wilk |
Subject: |
Re: [Qemu-devel] [Xen-devel] [RFC QEMU PATCH v3 00/10] Implement vNVDIMM for Xen HVM guest |
Date: |
Mon, 16 Oct 2017 10:49:51 -0400 |
User-agent: |
Mutt/1.8.3 (2017-05-23) |
On Sun, Oct 15, 2017 at 03:31:15AM +0300, Michael S. Tsirkin wrote:
> On Fri, Oct 13, 2017 at 03:46:39PM -0700, Stefano Stabellini wrote:
> > On Fri, 13 Oct 2017, Jan Beulich wrote:
> > > >>> On 13.10.17 at 13:13, <address@hidden> 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.
>
> Maybe you can handle this using machine type versioning.
<nods> And the type could be v2 if nvdimm was provided (which is
something that the toolstack would figure out).
The toolstack could also have a seperate 'v2' config flag if somebody
wanted to play with this _outside_ of having NVDIMM in the guest?
> Installed guests would use the old type.
<nods>
- Re: [Qemu-devel] [RFC QEMU PATCH v3 00/10] Implement vNVDIMM for Xen HVM guest, Konrad Rzeszutek Wilk, 2017/10/10
- Re: [Qemu-devel] [RFC QEMU PATCH v3 00/10] Implement vNVDIMM for Xen HVM guest, Haozhong Zhang, 2017/10/12
- Re: [Qemu-devel] [RFC QEMU PATCH v3 00/10] Implement vNVDIMM for Xen HVM guest, Paolo Bonzini, 2017/10/12
- Re: [Qemu-devel] [RFC QEMU PATCH v3 00/10] Implement vNVDIMM for Xen HVM guest, Haozhong Zhang, 2017/10/13
- Re: [Qemu-devel] [RFC QEMU PATCH v3 00/10] Implement vNVDIMM for Xen HVM guest, Igor Mammedov, 2017/10/13
- Re: [Qemu-devel] [RFC QEMU PATCH v3 00/10] Implement vNVDIMM for Xen HVM guest, Haozhong Zhang, 2017/10/13
- Re: [Qemu-devel] [RFC QEMU PATCH v3 00/10] Implement vNVDIMM for Xen HVM guest, Jan Beulich, 2017/10/13
- Re: [Qemu-devel] [RFC QEMU PATCH v3 00/10] Implement vNVDIMM for Xen HVM guest, Stefano Stabellini, 2017/10/13
- Re: [Qemu-devel] [RFC QEMU PATCH v3 00/10] Implement vNVDIMM for Xen HVM guest, Michael S. Tsirkin, 2017/10/14
- Re: [Qemu-devel] [Xen-devel] [RFC QEMU PATCH v3 00/10] Implement vNVDIMM for Xen HVM guest,
Konrad Rzeszutek Wilk <=
- Re: [Qemu-devel] [RFC QEMU PATCH v3 00/10] Implement vNVDIMM for Xen HVM guest, Paolo Bonzini, 2017/10/17
- Re: [Qemu-devel] [RFC QEMU PATCH v3 00/10] Implement vNVDIMM for Xen HVM guest, Haozhong Zhang, 2017/10/17
- Re: [Qemu-devel] [Xen-devel] [RFC QEMU PATCH v3 00/10] Implement vNVDIMM for Xen HVM guest, Roger Pau Monné, 2017/10/18
- Re: [Qemu-devel] [Xen-devel] [RFC QEMU PATCH v3 00/10] Implement vNVDIMM for Xen HVM guest, Paolo Bonzini, 2017/10/18
- Re: [Qemu-devel] [Xen-devel] [RFC QEMU PATCH v3 00/10] Implement vNVDIMM for Xen HVM guest, Roger Pau Monné, 2017/10/18
- Re: [Qemu-devel] [RFC QEMU PATCH v3 00/10] Implement vNVDIMM for Xen HVM guest, Michael S. Tsirkin, 2017/10/14
Re: [Qemu-devel] [RFC QEMU PATCH v3 00/10] Implement vNVDIMM for Xen HVM guest, Konrad Rzeszutek Wilk, 2017/10/12