Re: Xen 4.16 development update

[Ian Jackson <iwj@xxxxxxxxxxxxxx>]

Jan Beulich writes ("Re: Xen 4.16 development update"):
> Now that we're here, I of course have given up on any of the pending
> non-bugfix patches to make 4.16. But I very much hope 4.16 won't go
> out with known bugs having fixes available. Therefore I've pinged (in
> some cases again):
> 
> x86/CPUID: don't shrink hypervisor leaves
> x86emul: de-duplicate scatters to the same linear address
> x86/AMD: make HT range dynamic for Fam17 and up
> x86/PV: address odd UB in I/O emulation
> x86/xstate: reset cached register values on resume
> x86/altp2m: don't consider "active" when enabling failed
> x86/PV: '0' debug key stack dumping adjustments [at least the first 2]
> x86/paging: restrict physical address width reported to guests
> x86/PoD: defer nested P2M flushes
> 
> In principle "x86: more or less log-dirty related improvements" also
> contains a number of bug fixes, but the way this series is stuck
> made me not include it in the pings.
> 
> I've tried to remember to Cc you on these pings, but I may not have
> succeeded in doing so.

Thanks.  I got at least most of them.

Roger, would you be able to review these changes ?

Thanks,
Ian.