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charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <20250929200316.18417-3-loic.molinari@collabora.com> X-Rspamd-Queue-Id: A85291C000F X-Rspamd-Server: rspam05 X-Stat-Signature: tmusp5aqcchne5ji8pae8zpboqcyyth4 X-Rspam-User: X-HE-Tag: 1759226750-443769 X-HE-Meta: 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 qKkvuXX9 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 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: Hi Loïc, kernel test robot noticed the following build errors: [auto build test ERROR on drm-misc/drm-misc-next] [also build test ERROR on linus/master v6.17 next-20250929] [cannot apply to akpm-mm/mm-everything] [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/Lo-c-Molinari/drm-shmem-helper-Add-huge-page-fault-handler/20250930-040600 base: git://anongit.freedesktop.org/drm/drm-misc drm-misc-next patch link: https://lore.kernel.org/r/20250929200316.18417-3-loic.molinari%40collabora.com patch subject: [PATCH 2/8] drm/gem: Introduce drm_gem_get_unmapped_area() fop config: arm-randconfig-002-20250930 (https://download.01.org/0day-ci/archive/20250930/202509301702.DL6CeU62-lkp@intel.com/config) compiler: arm-linux-gnueabi-gcc (GCC) 8.5.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250930/202509301702.DL6CeU62-lkp@intel.com/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 | Closes: https://lore.kernel.org/oe-kbuild-all/202509301702.DL6CeU62-lkp@intel.com/ All errors (new ones prefixed by >>): drivers/gpu/drm/drm_gem.c: In function 'drm_gem_get_unmapped_area': >> drivers/gpu/drm/drm_gem.c:1280:9: error: implicit declaration of function 'mm_get_unmapped_area'; did you mean 'shmem_get_unmapped_area'? [-Werror=implicit-function-declaration] return mm_get_unmapped_area(current->mm, filp, uaddr, len, 0, flags); ^~~~~~~~~~~~~~~~~~~~ shmem_get_unmapped_area cc1: some warnings being treated as errors vim +1280 drivers/gpu/drm/drm_gem.c 1238 1239 /** 1240 * drm_gem_get_unmapped_area - get memory mapping region routine for GEM objects 1241 * @filp: DRM file pointer 1242 * @uaddr: User address hint 1243 * @len: Mapping length 1244 * @pgoff: Offset (in pages) 1245 * @flags: Mapping flags 1246 * 1247 * If a driver supports GEM object mapping, before ending up in drm_gem_mmap(), 1248 * mmap calls on the DRM file descriptor will first try to find a free linear 1249 * address space large enough for a mapping. Since GEM objects are backed by 1250 * shmem buffers, this should preferably be handled by the shmem virtual memory 1251 * filesystem which can appropriately align addresses to huge page sizes when 1252 * needed. 1253 * 1254 * Look up the GEM object based on the offset passed in (vma->vm_pgoff will 1255 * contain the fake offset we created) and call shmem_get_unmapped_area() with 1256 * the right file pointer. 1257 * 1258 * If a GEM object is not available at the given offset or if the caller is not 1259 * granted access to it, fall back to mm_get_unmapped_area(). 1260 */ 1261 unsigned long drm_gem_get_unmapped_area(struct file *filp, unsigned long uaddr, 1262 unsigned long len, unsigned long pgoff, 1263 unsigned long flags) 1264 { 1265 #ifdef CONFIG_TRANSPARENT_HUGEPAGE 1266 struct drm_gem_object *obj; 1267 unsigned long ret; 1268 1269 obj = drm_gem_object_lookup_from_offset(filp, pgoff, len >> PAGE_SHIFT); 1270 if (IS_ERR(obj)) 1271 return mm_get_unmapped_area(current->mm, filp, uaddr, len, 0, 1272 flags); 1273 1274 ret = shmem_get_unmapped_area(obj->filp, uaddr, len, 0, flags); 1275 1276 drm_gem_object_put(obj); 1277 1278 return ret; 1279 #else > 1280 return mm_get_unmapped_area(current->mm, filp, uaddr, len, 0, flags); 1281 #endif 1282 } 1283 EXPORT_SYMBOL(drm_gem_get_unmapped_area); 1284 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki