RE: [Xen-devel] RFC: Nested VMX patch series 00

["Dong, Eddie" <eddie.dong@xxxxxxxxx>]

>> I thought some code to switch forth and back between two shadow page
>> tables needs to be added at least (one to run l1 guest and one to
>> run
>> l2 guest).
>
>No need - as long as the n1 guest provides valid pagetables (which may
>themselves be shadows of n2 pagetables), all n0 has to do is shadow them
>(again).

Yes. The reason to use shadow on shadow for now is to reduce the rebase patch 
size.
It is already too large :(

Thx, Eddie

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