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SubjectRe: [RFC] KVM MMU: thinking of shadow page cache


Avi Kivity wrote:

>>
>
> We've considered this in the past, it makes sense. The big question is
> whether any guests actually map the same page table through PDEs with
> different permissions (mapping the same page table through multiple PDEs
> is very common, but always with the same permissions). Do you know of
> any such guest?

I also don't know whether have such guest.
Maybe my idea is no good for current OS, thanks for your comments.

Xiao


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