The links cover the details. There isn't much more to it. https://lists.linuxfoundation.org/pipermail/iommu/2017-October/024823.html https://lists.linuxfoundat

The links cover the details. There isn't much more to it. https://lists.linuxfoundation.org/pipermail/iommu/2017-October/024823.html https://lists.linuxfoundation.org/pipermail/iommu/2017-Octob... https://patchwork.kernel.org/patch/10027523/ https://patchwork.kernel.org/patch/10027523/