On Mon, Oct 11, 2021 at 03:05:33PM +0200, Paul Menzel wrote: > I think, the IOMMU is enabled on the MSI B350M MORTAR, but otherwise, yes > this looks fine. The help text could also be updated to mention problems > with AMD Raven devices. This is not only about Raven GPUs but, as Alex explained, pretty much about every device which doesn't support a 48 bit DMA mask. I'll expand that aspect in the changelog. -- Regards/Gruss, Boris. https://people.kernel.org/tglx/notes-about-netiquette