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SubjectRe: [RFC PATCH 00/17] virtual-bus
Anthony Liguori <> wrote:
> That said, I don't think we're bound today by the fact that we're in
> userspace. Rather we're bound by the interfaces we have between the
> host kernel and userspace to generate IO. I'd rather fix those
> interfaces than put more stuff in the kernel.

I'm sorry but I totally disagree with that. By having our IO
infrastructure in user-space we've basically given up the main
advantage of kvm, which is that the physical drivers operate in
the same environment as the hypervisor.

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