Kbuild really doesn't like non-recursive Makefiles, but they do work as long as you build without O=

Reported-by: kbuild test robot fengguang.wu@intel.com Fixes: 50f0033d1a0f ("drm: Add some kselftests for the DRM range manager (struct drm_mm)") Cc: Chris Wilson chris@chris-wilson.co.uk Cc: Christian König christian.koenig@amd.com Cc: Joonas Lahtinen joonas.lahtinen@linux.intel.com# Please enter the commit message for your changes. Lines starting Signed-off-by: Daniel Vetter daniel.vetter@intel.com --- drivers/gpu/drm/Makefile | 2 +- drivers/gpu/drm/selftests/Makefile | 1 + 2 files changed, 2 insertions(+), 1 deletion(-) create mode 100644 drivers/gpu/drm/selftests/Makefile

diff --git a/drivers/gpu/drm/Makefile b/drivers/gpu/drm/Makefile index c0d1aed8588b..d00c389f24bf 100644 --- a/drivers/gpu/drm/Makefile +++ b/drivers/gpu/drm/Makefile @@ -38,7 +38,7 @@ drm_kms_helper-$(CONFIG_DRM_KMS_CMA_HELPER) += drm_fb_cma_helper.o drm_kms_helper-$(CONFIG_DRM_DP_AUX_CHARDEV) += drm_dp_aux_dev.o

obj-$(CONFIG_DRM_KMS_HELPER) += drm_kms_helper.o -obj-$(CONFIG_DRM_DEBUG_MM_SELFTEST) += selftests/test-drm_mm.o +obj-$(CONFIG_DRM_DEBUG_MM_SELFTEST) += selftests/

CFLAGS_drm_trace_points.o := -I$(src)

diff --git a/drivers/gpu/drm/selftests/Makefile b/drivers/gpu/drm/selftests/Makefile new file mode 100644 index 000000000000..4aebfc7f27d4 --- /dev/null +++ b/drivers/gpu/drm/selftests/Makefile @@ -0,0 +1 @@ +obj-$(CONFIG_DRM_DEBUG_MM_SELFTEST) += test-drm_mm.o