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xen-ia64-devel
Re: [Xen-ia64-devel] Time for hybrid virtualization?
On Thu, Jan 17, 2008 at 11:06:55AM +0800, Xu, Anthony wrote:
> There were some issues we encounterd on building Vti-dom0( there is no
> modification for dom0 linux kernel at all),
> 1. need an interrupt vector to handle event channel,
> how to reserve an interrupt vector?
> What's the interrupt vector priority?
> 2. When dom0 wants to map other Vti-domain memory, dom0 don't have
> physical address space for it,
> so foreign mapped guest memory don't have responding dom0 guest
> physical address.
> This may have heavy impact on the infrastructure on dom0. We
> need to resolve it.
>
>
> If we use hybrid mode, above two issues can be resolved with current
> method.
> Hybrid mode is to use VT-I technology to virtualize CPU.
Interesting. The issue 2 can be easily resolved, I think.
It would be simply the privcmd device driver.
Do you have any idea about the environment detection(native, xen, kvm...)?
--
yamahata
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