On Wed, May 17, 2023 at 11:40:57AM +0300, Mika Westerberg wrote: > Ring 0 cannot be used for anything else than control channel messages. > For this reason add a check to tb_tunnel_alloc_dma() and fail if someone > tries to do that. > > Signed-off-by: Mika Westerberg <mika.westerberg@xxxxxxxxxxxxxxx> All applied to thunderbolt.git/next.