On Wed, 28 Jan 2015 22:17:47 +0100 Arnd Bergmann <arnd@xxxxxxxx> wrote: > The vb2_dma_sg_memops pointer is only valid if VIDEOBUF2_DMA_SG is > set, so we should select that to avoid this build error: > > drivers/built-in.o: In function `mcam_v4l_open': > :(.text+0x388d00): undefined reference to `vb2_dma_sg_memops' I acked this one the last time it came around (I forget from who). I still don't know how to create a .config that exposes the problem, but others have clearly succeeded in doing it. Acked-by: Jonathan Corbet <corbet@xxxxxxx> jon -- To unsubscribe from this list: send the line "unsubscribe linux-media" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html