Re: Direct guest device access from nested guest

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Jan Kiszka writes:
[...]
>> Is it possible to give a nested guest direct access to a device on the guest?
>> (more specifically, an AHCI controller).

> Nope, we are lacking support for emulating or (securely) forwarding
> VT-d/IOMMU features to the first level guest. Would be cool to have,
> just not yet there. But I've talked to Intel people recently, and they
> are considering to support some nested VT-d with KVM.

Thanks a lot. I've been told there's some patches floating around to add such
support, but I suppose they've been long outdated and only work as POCs.


Lluis

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