Hi Lorenzo, kernel test robot noticed the following build errors: [auto build test ERROR on defaf1a2113a22b00dfa1abc0fd2014820eaf065] url: https://github.com/intel-lab-lkp/linux/commits/Lorenzo-Bianconi/dt-bindings-arm-airoha-Add-the-chip-scu-node-for-EN7581-SoC/20240831-222958 base: defaf1a2113a22b00dfa1abc0fd2014820eaf065 patch link: https://lore.kernel.org/r/20240831-en7581-pinctrl-v3-4-98eebfb4da66%40kernel.org patch subject: [PATCH v3 4/5] pinctrl: airoha: Add support for EN7581 SoC config: m68k-allyesconfig (https://download.01.org/0day-ci/archive/20240901/202409012045.91oDLtEE-lkp@xxxxxxxxx/config) compiler: m68k-linux-gcc (GCC) 14.1.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240901/202409012045.91oDLtEE-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/202409012045.91oDLtEE-lkp@xxxxxxxxx/ All errors (new ones prefixed by >>): m68k-linux-ld: drivers/pinctrl/mediatek/pinctrl-airoha.o: in function `airoha_pinconf_get': pinctrl-airoha.c:(.text+0xa7a): undefined reference to `__ffsdi2' >> m68k-linux-ld: pinctrl-airoha.c:(.text+0xb5e): undefined reference to `__ffsdi2' m68k-linux-ld: pinctrl-airoha.c:(.text+0xc2a): undefined reference to `__ffsdi2' m68k-linux-ld: drivers/pinctrl/mediatek/pinctrl-airoha.o: in function `airoha_pinconf_set': pinctrl-airoha.c:(.text+0xf84): undefined reference to `__ffsdi2' m68k-linux-ld: pinctrl-airoha.c:(.text+0xfda): undefined reference to `__ffsdi2' m68k-linux-ld: drivers/pinctrl/mediatek/pinctrl-airoha.o:pinctrl-airoha.c:(.text+0x10b0): more undefined references to `__ffsdi2' follow -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki
