Re: [RFC PATCH 3/3] drm/ttm/tests: Add tests for ttm_pool

[kernel test robot <lkp@intel.com>]

Hi Karolina,

[This is a private test report for your RFC patch.]
kernel test robot noticed the following build errors:

[auto build test ERROR on drm-misc/drm-misc-next]
[also build test ERROR on drm/drm-next drm-exynos/exynos-drm-next drm-intel/for-linux-next drm-intel/for-linux-next-fixes drm-tip/drm-tip linus/master v6.4-rc6]
[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#_base_tree_information]

url:    https://github.com/intel-lab-lkp/linux/commits/Karolina-Stolarek/drm-ttm-tests-Add-tests-for-ttm_device/20230612-210534
base:   git://anongit.freedesktop.org/drm/drm-misc drm-misc-next
patch link:    https://lore.kernel.org/r/042feb7cc902f7fd78daf131a691d4afc14d3d8c.1686563485.git.karolina.stolarek%40intel.com
patch subject: [RFC PATCH 3/3] drm/ttm/tests: Add tests for ttm_pool
config: powerpc-allmodconfig (https://download.01.org/0day-ci/archive/20230613/202306131457.mchJMaiB-lkp@intel.com/config)
compiler: powerpc-linux-gcc (GCC) 12.3.0
reproduce (this is a W=1 build):
        mkdir -p ~/bin
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        git remote add drm-misc git://anongit.freedesktop.org/drm/drm-misc
        git fetch drm-misc drm-misc-next
        git checkout drm-misc/drm-misc-next
        b4 shazam https://lore.kernel.org/r/042feb7cc902f7fd78daf131a691d4afc14d3d8c.1686563485.git.karolina.stolarek@intel.com
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.3.0 ~/bin/make.cross W=1 O=build_dir ARCH=powerpc olddefconfig
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.3.0 ~/bin/make.cross W=1 O=build_dir ARCH=powerpc SHELL=/bin/bash

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202306131457.mchJMaiB-lkp@intel.com/

All errors (new ones prefixed by >>, old ones prefixed by <<):

ERROR: modpost: missing MODULE_LICENSE() in drivers/gpu/drm/ttm/tests/ttm_kunit_helpers.o
ERROR: modpost: "ttm_kunit_helper_alloc_device" [drivers/gpu/drm/ttm/tests/ttm_device_test.ko] undefined!
ERROR: modpost: "ttm_dev_funcs" [drivers/gpu/drm/ttm/tests/ttm_device_test.ko] undefined!
ERROR: modpost: "ttm_test_devices_init" [drivers/gpu/drm/ttm/tests/ttm_device_test.ko] undefined!
ERROR: modpost: "ttm_test_devices_fini" [drivers/gpu/drm/ttm/tests/ttm_device_test.ko] undefined!
>> ERROR: modpost: "ttm_kunit_helper_ttm_bo_init" [drivers/gpu/drm/ttm/tests/ttm_pool_test.ko] undefined!
>> ERROR: modpost: "ttm_kunit_helper_ttm_bo_fini" [drivers/gpu/drm/ttm/tests/ttm_pool_test.ko] undefined!
>> ERROR: modpost: "ttm_pool_init" [drivers/gpu/drm/ttm/tests/ttm_pool_test.ko] undefined!
>> ERROR: modpost: "ttm_pool_fini" [drivers/gpu/drm/ttm/tests/ttm_pool_test.ko] undefined!
>> ERROR: modpost: "ttm_test_devices_init" [drivers/gpu/drm/ttm/tests/ttm_pool_test.ko] undefined!
>> ERROR: modpost: "ttm_test_devices_fini" [drivers/gpu/drm/ttm/tests/ttm_pool_test.ko] undefined!

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki