Hi Danilo, kernel test robot noticed the following build warnings: [auto build test WARNING on d36d68fd1925d33066d52468b7c7c6aca6521248] url: https://github.com/intel-lab-lkp/linux/commits/Danilo-Krummrich/drm-execution-context-for-GEM-buffers-v3/20230404-093042 base: d36d68fd1925d33066d52468b7c7c6aca6521248 patch link: https://lore.kernel.org/r/20230404012741.116502-6-dakr%40redhat.com patch subject: [PATCH drm-next v3 05/15] drm: debugfs: provide infrastructure to dump a DRM GPU VA space config: nios2-randconfig-s053-20230403 (https://download.01.org/0day-ci/archive/20230404/202304041602.xJ8yUJgd-lkp@xxxxxxxxx/config) compiler: nios2-linux-gcc (GCC) 12.1.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # apt-get install sparse # sparse version: v0.6.4-39-gce1a6720-dirty # https://github.com/intel-lab-lkp/linux/commit/97d8731cc359143f6f790b1c4755d1055a72adb9 git remote add linux-review https://github.com/intel-lab-lkp/linux git fetch --no-tags linux-review Danilo-Krummrich/drm-execution-context-for-GEM-buffers-v3/20230404-093042 git checkout 97d8731cc359143f6f790b1c4755d1055a72adb9 # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=nios2 olddefconfig COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=nios2 SHELL=/bin/bash drivers/gpu/drm/ If you fix the issue, kindly add following tag where applicable | Reported-by: kernel test robot <lkp@xxxxxxxxx> | Link: https://lore.kernel.org/oe-kbuild-all/202304041602.xJ8yUJgd-lkp@xxxxxxxxx/ sparse warnings: (new ones prefixed by >>) >> drivers/gpu/drm/drm_debugfs.c:213:33: sparse: sparse: non size-preserving pointer to integer cast vim +213 drivers/gpu/drm/drm_debugfs.c 178 179 /** 180 * drm_debugfs_gpuva_info - dump the given DRM GPU VA space 181 * @m: pointer to the &seq_file to write 182 * @mgr: the &drm_gpuva_manager representing the GPU VA space 183 * 184 * Dumps the GPU VA mappings of a given DRM GPU VA manager. 185 * 186 * For each DRM GPU VA space drivers should call this function from their 187 * &drm_info_list's show callback. 188 * 189 * Returns: 0 on success, -ENODEV if the &mgr is not initialized 190 */ 191 int drm_debugfs_gpuva_info(struct seq_file *m, 192 struct drm_gpuva_manager *mgr) 193 { 194 DRM_GPUVA_ITER(it, mgr, 0); 195 struct drm_gpuva *va, *kva = &mgr->kernel_alloc_node; 196 197 if (!mgr->name) 198 return -ENODEV; 199 200 seq_printf(m, "DRM GPU VA space (%s) [0x%016llx;0x%016llx]\n", 201 mgr->name, mgr->mm_start, mgr->mm_start + mgr->mm_range); 202 seq_printf(m, "Kernel reserved node [0x%016llx;0x%016llx]\n", 203 kva->va.addr, kva->va.addr + kva->va.range); 204 seq_puts(m, "\n"); 205 seq_puts(m, " VAs | start | range | end | object | object offset\n"); 206 seq_puts(m, "-------------------------------------------------------------------------------------------------------------\n"); 207 drm_gpuva_iter_for_each(va, it) { 208 if (unlikely(va == &mgr->kernel_alloc_node)) 209 continue; 210 211 seq_printf(m, " | 0x%016llx | 0x%016llx | 0x%016llx | 0x%016llx | 0x%016llx\n", 212 va->va.addr, va->va.range, va->va.addr + va->va.range, > 213 (u64)va->gem.obj, va->gem.offset); 214 } 215 216 return 0; 217 } 218 EXPORT_SYMBOL(drm_debugfs_gpuva_info); 219 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests
