Hi Köry, kernel test robot noticed the following build warnings: [auto build test WARNING on net-next/main] url: https://github.com/intel-lab-lkp/linux/commits/K-ry-Maincent/net-Convert-PHYs-hwtstamp-callback-to-use-kernel_hwtstamp_config/20231009-235451 base: net-next/main patch link: https://lore.kernel.org/r/20231009155138.86458-11-kory.maincent%40bootlin.com patch subject: [PATCH net-next v5 10/16] net: ethtool: Add a command to list available time stamping layers reproduce: (https://download.01.org/0day-ci/archive/20231014/202310140615.H4ByVgnr-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/202310140615.H4ByVgnr-lkp@xxxxxxxxx/ All warnings (new ones prefixed by >>): >> Documentation/networking/ethtool-netlink.rst:2022: WARNING: Title underline too short. vim +2022 Documentation/networking/ethtool-netlink.rst 2020 2021 TS_LIST_GET > 2022 ========== 2023 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki