Re: [Xen-devel] Future support of 5-level paging in Xen:wq

["Tian, Kevin" <kevin.tian@xxxxxxxxx>]

> From: Li, Liang Z
> Sent: Tuesday, December 13, 2016 11:58 AM
> 
> Hi All,
> 
> We are now working on enabling 5 level paging & 5 level EPT for XEN. We need 
> the
> community's opinions about the following aspects:
> 
> 1.  Should we enable 5 level paging for PV guest ? (You are discussing)
> 2.  Should we make the 5 level paging and 4 level paging supported with one 
> binary?
> 3.  When should the 5 level EPT be enabled?

Isn't it as usual i.e. let's enable once the spec is published? Or could you
elaborate any concern of asking this question?

> 4. Should we extend shadow page to support 5 level paging guest?
> 

I don't think so. EPT has been there for so many years. We can assume
EPT available on new platform which supports 5-level.

Thanks
Kevin
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