Hi André, kernel test robot noticed the following build errors: [auto build test ERROR on akpm-mm/mm-everything] [also build test ERROR on tytso-ext4/dev brauner-vfs/vfs.all linus/master v6.11-rc6 next-20240903] [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/Andr-Almeida/unicode-Fix-utf8_load-error-path/20240903-070149 base: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-everything patch link: https://lore.kernel.org/r/20240902225511.757831-3-andrealmeid%40igalia.com patch subject: [PATCH v2 2/8] unicode: Create utf8_check_strict_name config: powerpc64-randconfig-r073-20240903 (https://download.01.org/0day-ci/archive/20240903/202409031655.gO1eC1AL-lkp@xxxxxxxxx/config) compiler: clang version 20.0.0git (https://github.com/llvm/llvm-project dc19b59ea2502193c0e7bc16bb7d711c8053edcf) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240903/202409031655.gO1eC1AL-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/202409031655.gO1eC1AL-lkp@xxxxxxxxx/ All errors (new ones prefixed by >>): >> fs/unicode/utf8-core.c:238:11: error: call to undeclared function 'IS_CASEFOLDED'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration] 238 | return !(IS_CASEFOLDED(dir) && dir->i_sb->s_encoding && | ^ >> fs/unicode/utf8-core.c:238:36: error: incomplete definition of type 'struct inode' 238 | return !(IS_CASEFOLDED(dir) && dir->i_sb->s_encoding && | ~~~^ include/linux/uprobes.h:21:8: note: forward declaration of 'struct inode' 21 | struct inode; | ^ >> fs/unicode/utf8-core.c:239:9: error: call to undeclared function 'sb_has_strict_encoding'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration] 239 | sb_has_strict_encoding(dir->i_sb) && | ^ fs/unicode/utf8-core.c:239:35: error: incomplete definition of type 'struct inode' 239 | sb_has_strict_encoding(dir->i_sb) && | ~~~^ include/linux/uprobes.h:21:8: note: forward declaration of 'struct inode' 21 | struct inode; | ^ fs/unicode/utf8-core.c:240:26: error: incomplete definition of type 'struct inode' 240 | utf8_validate(dir->i_sb->s_encoding, d_name)); | ~~~^ include/linux/uprobes.h:21:8: note: forward declaration of 'struct inode' 21 | struct inode; | ^ 5 errors generated. vim +/IS_CASEFOLDED +238 fs/unicode/utf8-core.c 216 217 /** 218 * utf8_check_strict_name - Check if a given name is suitable for a directory 219 * 220 * This functions checks if the proposed filename is suitable for the parent 221 * directory. That means that only valid UTF-8 filenames will be accepted for 222 * casefold directories from filesystems created with the strict enconding flags. 223 * That also means that any name will be accepted for directories that doesn't 224 * have casefold enabled, or aren't being strict with the enconding. 225 * 226 * @inode: inode of the directory where the new file will be created 227 * @d_name: name of the new file 228 * 229 * Returns: 230 * * True if the filename is suitable for this directory. It can be true if a 231 * given name is not suitable for a strict enconding directory, but the 232 * directory being used isn't strict 233 * * False if the filename isn't suitable for this directory. This only happens 234 * when a directory is casefolded and is strict about its encoding. 235 */ 236 bool utf8_check_strict_name(struct inode *dir, struct qstr *d_name) 237 { > 238 return !(IS_CASEFOLDED(dir) && dir->i_sb->s_encoding && > 239 sb_has_strict_encoding(dir->i_sb) && -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki