Re: [Xen-devel] Status of 4.13

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

On Thu, Nov 21, 2019 at 09:53:44AM +0100, Jan Beulich wrote:
> On 21.11.2019 07:05, Jürgen Groß wrote:
> > Where do we stand with Xen 4.13 regarding blockers and related patches?
> > 
> > 1. OSStest failure regarding nested test:
> >     I'm not quite sure whether the currently debated patch of Andrew is
> >     fixing the problem. If not, do we know what is missing or how to
> >     address the issue? If yes, could we please come to an agreement?
> >     As an alternative: any thoughts about ignoring this test failure for
> >     4.13-RC3 (IOW: doing a force push)?
> 
> I'd recommend against doing so, in particular seeing that all stable
> trees are also affected.
> 
> Andrew's patch may end up being a prereq to the full fix, but this
> looks to not be entirely clear yet at this point. (I'm having a
> hard time seeing a fair solution without this change.)
> 
> > 2. Ryzen/Rome failures with Windows guests:
> >     What is the currently planned way to address the problem? Who is
> >     working on that?
> > 
> > 3. Pending patches for 4.13:
> >     Could I please have feedback which patches tagged as "for-4.13" are
> >     fixing real regressions or issues? I don't want to take any patches
> >     not fixing real problems after RC3, and I hope to be able to get a
> >     push rather sooner than later to be able to let Ian cut RC3.
> 
> According to my list it's
> AMD/IOMMU: re-work mode updating [regression]
> build: provide option to disambiguate symbol names [issue]
> x86/vmx: always sync PIR to IRR before vmentry [issue]

Will ping Kevin now for feedback on the above.

I think:

x86/vlapic: allow setting APIC_SPIV_FOCUS_DISABLED in x2APIC mode [0]

Should also be considered, since it's an issue.

Thanks, Roger.

[0] https://lists.xenproject.org/archives/html/xen-devel/2019-11/msg01153.html

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