Hi Thomas, kernel test robot noticed the following build warnings: [auto build test WARNING on drm-misc/drm-misc-next] [also build test WARNING on drm-intel/for-linux-next drm-tip/drm-tip] [cannot apply to drm-intel/for-linux-next-fixes linus/master v6.8-rc7 next-20240305] [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/Thomas-Hellstr-m/drm-ttm-Allow-TTM-LRU-list-nodes-of-different-types/20240306-000453 base: git://anongit.freedesktop.org/drm/drm-misc drm-misc-next patch link: https://lore.kernel.org/r/20240305160202.3555-4-thomas.hellstrom%40linux.intel.com patch subject: [PATCH v3 3/4] drm/ttm, drm/amdgpu, drm/xe: Consider hitch moves within bulk sublist moves config: arm-defconfig (https://download.01.org/0day-ci/archive/20240306/202403060640.zCXpVObi-lkp@xxxxxxxxx/config) compiler: clang version 14.0.6 (https://github.com/llvm/llvm-project.git f28c006a5895fc0e329fe15fead81e37457cb1d1) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240306/202403060640.zCXpVObi-lkp@xxxxxxxxx/reproduce) 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@xxxxxxxxx> | Closes: https://lore.kernel.org/oe-kbuild-all/202403060640.zCXpVObi-lkp@xxxxxxxxx/ All warnings (new ones prefixed by >>): In file included from drivers/gpu/drm/drm_gem_ttm_helper.c:5: In file included from include/drm/drm_gem_ttm_helper.h:10: In file included from include/drm/ttm/ttm_bo.h:39: >> include/drm/ttm/ttm_device.h:286:31: warning: variable 'old' set but not used [-Wunused-but-set-variable] struct ttm_resource_manager *old; ^ 1 warning generated. vim +/old +286 include/drm/ttm/ttm_device.h 282 283 static inline void ttm_set_driver_manager(struct ttm_device *bdev, int type, 284 struct ttm_resource_manager *manager) 285 { > 286 struct ttm_resource_manager *old; 287 288 BUILD_BUG_ON(__builtin_constant_p(type) && type >= TTM_NUM_MEM_TYPES); 289 old = bdev->man_drv[type]; 290 bdev->man_drv[type] = manager; 291 if (manager) 292 manager->mem_type = type; 293 } 294 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki