On Tue, Aug 24, 2021 at 04:46:47PM +0200, Christoph Hellwig wrote: > Unlike the the type1 IOMMU backend, the SPAPR one does not contain any > support for the magic non-IOMMU backed iommu_group used by mediated > devices, so reject them in ->attach_group. > > Signed-off-by: Christoph Hellwig <hch@xxxxxx> > --- > drivers/vfio/vfio_iommu_spapr_tce.c | 3 +++ > 1 file changed, 3 insertions(+) Reviewed-by: Jason Gunthorpe <jgg@xxxxxxxxxx> Jason