Re: [Xen-devel] [PATCH v2 2/2] xen/pvh: correctly setup the PV EFI interface for dom0

[Roger Pau Monné <roger.pau@xxxxxxxxxx>]

On Wed, Apr 24, 2019 at 11:45:43AM -0400, Boris Ostrovsky wrote:
> On 4/24/19 11:45 AM, Roger Pau Monné wrote:
> > On Wed, Apr 24, 2019 at 11:36:41AM -0400, Boris Ostrovsky wrote:
> >> On 4/23/19 9:04 AM, Roger Pau Monne wrote:
> >>> This involves initializing the boot params EFI related fields and the
> >>> efi global variable.
> >>>
> >>> Without this fix a PVH dom0 doesn't detect when booted from EFI, and
> >>> thus doesn't support accessing any of the EFI related data.
> >>>
> >>> Reported-by: PGNet Dev <pgnet.dev@xxxxxxxxx>
> >>> Signed-off-by: Roger Pau Monné <roger.pau@xxxxxxxxxx>
> >> Hmm.. This seems to be breaking save/restore for me (for domU), and I
> >> can't see any obvious reasons.
> >>
> >> Can you try it?
> > Sure, thanks for the extra testing! I have to admit I haven't tested
> > save/restore with this patch applied, it didn't come to mind it might
> > affect that functionality.
> >
> > I assume it's save/restore of a PVH domU that's broken (HVM and PV are
> > fine)?
> >
> 
> 
> PV is fine, I haven't tried HVM.

I've tested live migration and save/restore of this series on top of
5.1.0-rc5 and seems to work fine for me. On top of which Linux version
where you testing, and can you paste the guest config file?

Thanks, Roger.

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