[kbuild-all] fs/debugfs/inode.c:282:14: error: 'FS_GENERATED_CONTENT' undeclared here (not in a function)

tree: https://github.com/0day-ci/linux/commits/UPDATE-20210219-010806/Nicolas-B... head: eb3e4dcf8c9517d75bf08c3a0c9ab261aa0d80be commit: 3c9a3932aef300fd76fe11408c6e1ee6dd2ea3fd debugfs: Add FS_GENERATED_CONTENT to filesystem flags date: 6 hours ago config: ia64-randconfig-r013-20210218 (attached as .config) compiler: ia64-linux-gcc (GCC) 9.3.0 reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # https://github.com/0day-ci/linux/commit/3c9a3932aef300fd76fe11408c6e1ee6d... git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review UPDATE-20210219-010806/Nicolas-Boichat/Add-generated-flag-to-filesystem-struct-to-block-copy_file_range/20210212-124814 git checkout 3c9a3932aef300fd76fe11408c6e1ee6dd2ea3fd # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=ia64 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All errors (new ones prefixed by >>): In file included from arch/ia64/include/asm/pgtable.h:154, from include/linux/pgtable.h:6, from arch/ia64/include/asm/uaccess.h:40, from include/linux/uaccess.h:11, from include/linux/sched/task.h:11, from include/linux/sched/signal.h:9, from include/linux/rcuwait.h:6, from include/linux/percpu-rwsem.h:7, from include/linux/fs.h:33, from fs/debugfs/inode.c:16: arch/ia64/include/asm/mmu_context.h: In function 'reload_context': arch/ia64/include/asm/mmu_context.h:127:41: warning: variable 'old_rr4' set but not used [-Wunused-but-set-variable] 127 | unsigned long rr0, rr1, rr2, rr3, rr4, old_rr4; | ^~~~~~~ fs/debugfs/inode.c: At top level: 282 | .fs_flags = FS_GENERATED_CONTENT, | ^~~~~~~~~~~~~~~~~~~~ vim +/FS_GENERATED_CONTENT +282 fs/debugfs/inode.c 276 277 static struct file_system_type debug_fs_type = { 278 .owner = THIS_MODULE, 279 .name = "debugfs", 280 .mount = debug_mount, 281 .kill_sb = kill_litter_super, 283 }; 284 MODULE_ALIAS_FS("debugfs"); 285 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org