Hi Ilya, I love your patch! Yet something to improve: [auto build test ERROR on bpf-next/master] url: https://github.com/0day-ci/linux/commits/Ilya-Leoshkevich/Add-BTF_KIND_FLOAT-support/20210220-115658 base: https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git master config: nds32-randconfig-r024-20210220 (attached as .config) compiler: nds32le-linux-gcc (GCC) 9.3.0 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/91b04e9599495806c46c36ba275df4e653a6f112 git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Ilya-Leoshkevich/Add-BTF_KIND_FLOAT-support/20210220-115658 git checkout 91b04e9599495806c46c36ba275df4e653a6f112 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=nds32 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> All errors (new ones prefixed by >>): nds32le-linux-ld: kernel/bpf/btf.o: in function `btf_float_check_member': >> btf.c:(.text+0x1be6): undefined reference to `__umoddi3' >> nds32le-linux-ld: btf.c:(.text+0x1bea): undefined reference to `__umoddi3' --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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