On (20/11/27 15:56), Hans Verkuil wrote: > Yes. > > BTW, wouldn't it be sufficient to change this code to: > > if (!q->allow_cache_hints && q->memory != VB2_MEMORY_DMABUF) { > vb->need_cache_sync_on_prepare = 1; > vb->need_cache_sync_on_finish = 1; > } I think it would be sufficient. -ss