Hi Alexandre, kernel test robot noticed the following build warnings: [auto build test WARNING on v6.4-rc7] [also build test WARNING on linus/master next-20230623] [cannot apply to lwn/docs-next] [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/Alexandre-Ghiti/Documentation-riscv-Add-early-boot-document/20230623-175814 base: v6.4-rc7 patch link: https://lore.kernel.org/r/20230623095547.51881-2-alexghiti%40rivosinc.com patch subject: [PATCH v3 2/3] Documentation: riscv: Add early boot document reproduce: (https://download.01.org/0day-ci/archive/20230624/202306240844.hWqCe54e-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/202306240844.hWqCe54e-lkp@xxxxxxxxx/ All warnings (new ones prefixed by >>): >> Documentation/riscv/boot.rst:122: WARNING: Unknown interpreted text role "c:var". vim +122 Documentation/riscv/boot.rst 121 > 122 1. :c:func:`setup_vm` installs a temporary kernel mapping in 123 :c:var:`early_pg_dir` which allows discovery of the system memory. Only the 124 kernel text/data are mapped at this point. When establishing this mapping, no 125 allocation can be done (since the system memory is not known yet), so 126 :c:var:`early_pg_dir` page table is statically allocated (using only one 127 table for each level). 128 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki