On Fri, 2022-02-04 at 11:04 +0100, Christian König wrote: > Chaining of dma_fence_chain objects is only allowed through the prev > fence and not through the contained fence. > > Warn about that when we create a dma_fence_chain. > > v2: fix comment style > > Signed-off-by: Christian König <christian.koenig@xxxxxxx> > Reviewed-by: Daniel Vetter <daniel.vetter@xxxxxxxx> > Reviewed-by: Thomas Hellström <thomas.hellstrom@xxxxxxxxxxxxxxx> It looks like this blows up in generic drm code... https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_22201/shard-skl10/igt@syncobj_timeline@xxxxxxxxxxxxxxxxxxxxxxxxxxxx /Thomas