Hi Miklos, kernel test robot noticed the following build warnings: [auto build test WARNING on mszeredi-fuse/for-next] [also build test WARNING on linus/master v6.5-rc5 next-20230809] [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/Miklos-Szeredi/fuse-handle-empty-request_mask-in-statx/20230810-185708 base: https://git.kernel.org/pub/scm/linux/kernel/git/mszeredi/fuse.git for-next patch link: https://lore.kernel.org/r/20230810105501.1418427-5-mszeredi%40redhat.com patch subject: [PATCH 4/5] fuse: implement statx config: alpha-allyesconfig (https://download.01.org/0day-ci/archive/20230810/202308102130.EEqF5GG3-lkp@xxxxxxxxx/config) compiler: alpha-linux-gcc (GCC) 12.3.0 reproduce: (https://download.01.org/0day-ci/archive/20230810/202308102130.EEqF5GG3-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/202308102130.EEqF5GG3-lkp@xxxxxxxxx/ All warnings (new ones prefixed by >>): >> fs/fuse/dir.c:353:6: warning: no previous prototype for 'fuse_valid_size' [-Wmissing-prototypes] 353 | bool fuse_valid_size(u64 size) | ^~~~~~~~~~~~~~~ vim +/fuse_valid_size +353 fs/fuse/dir.c 352 > 353 bool fuse_valid_size(u64 size) 354 { 355 return size <= LLONG_MAX; 356 } 357 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki