[kbuild-all] [norov:demotion 5/6] mempolicy.c:undefined reference to `set_demotion_target'

tree: https://github.com/norov/linux demotion head: 8994e1f6279049d665e76a7e4a36ddcd949256b0 commit: b168704749e0d8621262a7e8b1acfd8257e5369b [5/6] sysfs: add /sys/kernel/mm/numa/demotion_list config: arm64-defconfig (attached as .config) compiler: aarch64-linux-gcc (GCC) 10.3.0 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/norov/linux/commit/b168704749e0d8621262a7e8b1acfd8257e... git remote add norov https://github.com/norov/linux git fetch --no-tags norov demotion git checkout b168704749e0d8621262a7e8b1acfd8257e5369b # save the attached .config to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-10.3.0 make.cross O=build_dir ARCH=arm64 SHELL=/bin/bash If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All errors (new ones prefixed by >>): aarch64-linux-ld: Unexpected GOT/PLT entries detected! aarch64-linux-ld: Unexpected run-time procedure linkages detected! aarch64-linux-ld: mm/mempolicy.o: in function `numa_demotion_list_store': --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org