Hi Yi-De, kernel test robot noticed the following build warnings: [auto build test WARNING on linus/master] [also build test WARNING on v6.7-rc1 next-20231116] [cannot apply to arm64/for-next/core robh/for-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/Yi-De-Wu/docs-geniezone-Introduce-GenieZone-hypervisor/20231116-233442 base: linus/master patch link: https://lore.kernel.org/r/20231116152756.4250-4-yi-de.wu%40mediatek.com patch subject: [PATCH v7 03/16] virt: geniezone: Add GenieZone hypervisor driver config: arm64-allmodconfig (https://download.01.org/0day-ci/archive/20231117/202311170638.aouOEHi7-lkp@xxxxxxxxx/config) compiler: aarch64-linux-gcc (GCC) 13.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231117/202311170638.aouOEHi7-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/202311170638.aouOEHi7-lkp@xxxxxxxxx/ All warnings (new ones prefixed by >>): >> arch/arm64/geniezone/vm.c:25: warning: Function parameter or member 'a0' not described in 'gzvm_hypcall_wrapper' >> arch/arm64/geniezone/vm.c:25: warning: Function parameter or member 'a1' not described in 'gzvm_hypcall_wrapper' >> arch/arm64/geniezone/vm.c:25: warning: Function parameter or member 'a2' not described in 'gzvm_hypcall_wrapper' >> arch/arm64/geniezone/vm.c:25: warning: Function parameter or member 'a3' not described in 'gzvm_hypcall_wrapper' >> arch/arm64/geniezone/vm.c:25: warning: Function parameter or member 'a4' not described in 'gzvm_hypcall_wrapper' >> arch/arm64/geniezone/vm.c:25: warning: Function parameter or member 'a5' not described in 'gzvm_hypcall_wrapper' >> arch/arm64/geniezone/vm.c:25: warning: Function parameter or member 'a6' not described in 'gzvm_hypcall_wrapper' >> arch/arm64/geniezone/vm.c:25: warning: Function parameter or member 'a7' not described in 'gzvm_hypcall_wrapper' vim +25 arch/arm64/geniezone/vm.c 12 13 /** 14 * gzvm_hypcall_wrapper() - the wrapper for hvc calls 15 * @a0-a7: arguments passed in registers 0 to 7 16 * @res: result values from registers 0 to 3 17 * 18 * Return: The wrapper helps caller to convert geniezone errno to Linux errno. 19 */ 20 int gzvm_hypcall_wrapper(unsigned long a0, unsigned long a1, 21 unsigned long a2, unsigned long a3, 22 unsigned long a4, unsigned long a5, 23 unsigned long a6, unsigned long a7, 24 struct arm_smccc_res *res) > 25 { 26 arm_smccc_hvc(a0, a1, a2, a3, a4, a5, a6, a7, res); 27 return gzvm_err_to_errno(res->a0); 28 } 29 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki