On 03/19/2013 06:07 PM, Matthew Garrett wrote: > Yeah, I'd like the option of relaxing restrictions when drivers explicitly opt in based on iommu support. When drivers opt in they can provide an interface. The interesting case becomes non-drivers. -hpa -- H. Peter Anvin, Intel Open Source Technology Center I work for Intel. I don't speak on their behalf. -- To unsubscribe from this list: send the line "unsubscribe linux-pci" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html