On 30/07/2021 14:32, kernel test robot wrote: > Hi Guillaume, > > Thank you for the patch! Yet something to improve: > > [auto build test ERROR on linuxtv-media/master] > [also build test ERROR on v5.14-rc3 next-20210729] > [If your patch is applied to the wrong git tree, kindly drop us a note. > And when submitting patch, we suggest to use '--base' as documented in > https://git-scm.com/docs/git-format-patch] > > url: https://github.com/0day-ci/linux/commits/Guillaume-Tucker/media-vivid-drop-CONFIG_FB-dependency/20210729-191815 > base: git://linuxtv.org/media_tree.git master > config: m68k-allmodconfig (attached as .config) > compiler: m68k-linux-gcc (GCC) 10.3.0 > reproduce (this is a W=1 build): > wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross > chmod +x ~/bin/make.cross > # https://github.com/0day-ci/linux/commit/51defc67cada10450046e4d4e7eda1a2573371cc > git remote add linux-review https://github.com/0day-ci/linux > git fetch --no-tags linux-review Guillaume-Tucker/media-vivid-drop-CONFIG_FB-dependency/20210729-191815 > git checkout 51defc67cada10450046e4d4e7eda1a2573371cc > # save the attached .config to linux build tree > COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-10.3.0 make.cross ARCH=m68k > > If you fix the issue, kindly add following tag as appropriate > Reported-by: kernel test robot > > All errors (new ones prefixed by >>, old ones prefixed by <<): > >>> ERROR: modpost: "vivid_clear_fb" [drivers/media/test-drivers/vivid/vivid.ko] undefined! >>> ERROR: modpost: "vivid_fb_release_buffers" [drivers/media/test-drivers/vivid/vivid.ko] undefined! >>> ERROR: modpost: "vivid_fb_init" [drivers/media/test-drivers/vivid/vivid.ko] undefined! Pretty sure this is due to the conditional in the Makefile I mentioned in an email yesterday, where it should have been ifneq ($(CONFIG_FB),) for when CONFIG_FB=m. Let me know if I should send a v2 now with this fix, I was waiting for Hans' feedback first. Thanks, Guillaume