From: Marcel Ziswiler <marcel.ziswiler@xxxxxxxxxxx> Today's -next fails building arm64 defconfig as follows: ERROR: modpost: module drm_cma_helper uses symbol dma_buf_vunmap from namespace DMA_BUF, but does not import it. ERROR: modpost: module drm_cma_helper uses symbol dma_buf_vmap from namespace DMA_BUF, but does not import it. Reported-by: Linux Kernel Functional Testing <lkft@xxxxxxxxxx> Fixes: commit 4b2b5e142ff4 ("drm: Move GEM memory managers into modules") Signed-off-by: Marcel Ziswiler <marcel.ziswiler@xxxxxxxxxxx> --- drivers/gpu/drm/drm_gem_cma_helper.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/gpu/drm/drm_gem_cma_helper.c b/drivers/gpu/drm/drm_gem_cma_helper.c index 6f7b3f8ec04d3..69f8564ad11cd 100644 --- a/drivers/gpu/drm/drm_gem_cma_helper.c +++ b/drivers/gpu/drm/drm_gem_cma_helper.c @@ -23,6 +23,8 @@ #include <drm/drm_gem_cma_helper.h> #include <drm/drm_vma_manager.h> +MODULE_IMPORT_NS(DMA_BUF); + /** * DOC: cma helpers * -- 2.26.2