On 10/3/24 13:00, Harry Wentland wrote: > Debugging LUT math is much easier when we can unit test ... > diff --git a/drivers/gpu/drm/vkms/tests/vkms_color_test.c b/drivers/gpu/drm/vkms/tests/vkms_color_test.c > new file mode 100644 > index 000000000000..efe139978860 > --- /dev/null > +++ b/drivers/gpu/drm/vkms/tests/vkms_color_test.c > @@ -0,0 +1,168 @@ > +/* SPDX-License-Identifier: GPL-2.0+ */ > + > +#include <kunit/test.h> ... > +kunit_test_suite(vkms_color_test_suite); > + > +MODULE_LICENSE("GPL"); Since commit 1fffe7a34c89 ("script: modpost: emit a warning when the description is missing"), a module without a MODULE_DESCRIPTION() will result in a warning when built with make W=1. Please add the missing MODULE_DESCRIPTION() /jeff