On Thu, Aug 08, 2019 at 05:34:45PM +0200, Gerd Hoffmann wrote: > We must make sure our scatterlist segments are not too big, otherwise > we might see swiotlb failures (happens with sev, also reproducable with > swiotlb=force). Btw, any chance I could also draft you to replace the remaining abuses of swiotlb_max_segment and swiotlb_nr_tbl in drm with proper dma level interface? _______________________________________________ Virtualization mailing list Virtualization@xxxxxxxxxxxxxxxxxxxxxxxxxx https://lists.linuxfoundation.org/mailman/listinfo/virtualization