Hi Jiaxun, I love your patch! Perhaps something to improve: [auto build test WARNING on linus/master] [also build test WARNING on v6.0 next-20221007] [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/Jiaxun-Yang/MIPS-Expose-prid-and-globalnumber-to-sysfs/20221007-221349 base: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 4c86114194e644b6da9107d75910635c9e87179e reproduce: # https://github.com/intel-lab-lkp/linux/commit/630e2c4b72708ec85e8abb5a045bcec6e15ec1f0 git remote add linux-review https://github.com/intel-lab-lkp/linux git fetch --no-tags linux-review Jiaxun-Yang/MIPS-Expose-prid-and-globalnumber-to-sysfs/20221007-221349 git checkout 630e2c4b72708ec85e8abb5a045bcec6e15ec1f0 make menuconfig # enable CONFIG_COMPILE_TEST, CONFIG_WARN_MISSING_DOCUMENTS, CONFIG_WARN_ABI_ERRORS make htmldocs If you fix the issue, kindly add following tag where applicable | Reported-by: kernel test robot All warnings (new ones prefixed by >>): >> Warning: /sys/devices/system/cpu/cpuX/regs/ is defined 2 times: ./Documentation/ABI/testing/sysfs-devices-system-cpu:486 ./Documentation/ABI/testing/sysfs-devices-system-cpu:514 -- 0-DAY CI Kernel Test Service https://01.org/lkp