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xen-devel
Re: [Xen-devel] [PATCH 3 of 7] docs: add a document describing the xl cf
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.
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.
Tim.
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