On Tue, Apr 23, 2013 at 04:13:00PM +0000, Yoder Stuart-B08248 wrote:
> We're aware of the obvious limitations-- no protection,
> DMA'able memory must be physically contiguous and will
> have no iova->phy translation. But there are use cases
> where all OSes involved are trusted and customers can
> live with those limitations. Virtualization is used
> here not to sandbox untrusted code, but to consolidate
> multiple OSes.
One of the major points of VFIO is to provide a userspace interface for
hardware IOMMUs. So if you have a platform without an IOMMU why do you
care about VFIO at all?
Joerg
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