Hi Liam, Thank you for the patch! Yet something to improve: [auto build test ERROR on 6cbb3aa0f9d5d23221df787cf36f74d3866fdb78] url: https://github.com/0day-ci/linux/commits/Liam-Beguin/iio-afe-add-temperature-rescaling-support/20210821-032112 base: 6cbb3aa0f9d5d23221df787cf36f74d3866fdb78 config: nds32-buildonly-randconfig-r005-20210821 (attached as .config) compiler: nds32le-linux-gcc (GCC) 11.2.0 reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # https://github.com/0day-ci/linux/commit/e5c2e1505fa3f8cf9fe6d3a21f3a5c585efc6dce git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Liam-Beguin/iio-afe-add-temperature-rescaling-support/20210821-032112 git checkout e5c2e1505fa3f8cf9fe6d3a21f3a5c585efc6dce # save the attached .config to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=nds32 SHELL=/bin/bash If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot All errors (new ones prefixed by >>): nds32le-linux-ld: drivers/iio/afe/iio-rescale.o: in function `rescale_process_scale': >> iio-rescale.c:(.text+0x5f4): undefined reference to `__divdi3' >> nds32le-linux-ld: iio-rescale.c:(.text+0x5f8): undefined reference to `__divdi3' --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org