Re: [Xen-devel] [PATCH 3 of 7] docs: add a document describing the xl cfg file syntax\

[Ian Campbell <Ian.Campbell@xxxxxxxxxx>]

On Thu, 2011-11-10 at 10:11 +0000, Tim Deegan wrote:
> At 09:58 +0000 on 10 Nov (1320919091), Ian Campbell wrote:
> > > Yep.  Might be worth mentioning that HAP is called EPT and NPT (or RVI)
> > > by the hardware vendors.
> > 
> > Good idea. Since I had to look them up:
> > EPT -- Extended Page Tables (Intel)
> > NPT -- Nested Page Tables (AMD)
> > RVI -- Rapid Virtualisation Indexing (vmware's name, I think?)
> 
> RVI is AMD's marketing name for NPT, I think, but it never made it into
> the technical manuals.  

Thanks, Google spat out some vmware docs as the first hit. I'll include
both names.

> VMware doesn't really have a generic name for HAP; they call it
> 'hardware MMU' in some docs but EPT/RVI in their UI.  Microsoft calls it
> SLAT (?!) for Second-Level Address Translation.

Nice.

Ian.



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