On 2013-08-28 20:12, Lluís Vilanova wrote: > 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 support, but I suppose they've been long outdated and only work as POCs. I haven't seen anything in public. Jan PS: You have Mail-Followup-To set in your answers - people will drop you from CC this way. -- Siemens AG, Corporate Technology, CT RTC ITP SES-DE Corporate Competence Center Embedded Linux -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html