On Tue, 26 Apr 2022 at 17:36, Christian König <christian.koenig@xxxxxxx> wrote: > > Hi Mike, > > sounds like somehow stitching together the SG table for PRIME doesn't > work any more with this patch. > > Can you try with P2P DMA disabled? -CONFIG_PCI_P2PDMA=y +# CONFIG_PCI_P2PDMA is not set If that's what you're meaning, then there's no difference, I'll upload my dmesg to the gitlab issue > > Apart from that can you take a look Arun? > > Thanks, > Christian.