Hi Sander, I love your patch! Yet something to improve: [auto build test ERROR on akpm-mm/mm-everything] [also build test ERROR on linus/master v5.18 next-20220603] [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] url: https://github.com/intel-lab-lkp/linux/commits/Sander-Vanheule/cpumask-Fix-invalid-uniprocessor-assumptions/20220606-004959 base: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-everything config: i386-randconfig-a009 (https://download.01.org/0day-ci/archive/20220606/202206060858.wA0FOzRy-lkp@xxxxxxxxx/config) compiler: gcc-11 (Debian 11.3.0-1) 11.3.0 reproduce (this is a W=1 build): # https://github.com/intel-lab-lkp/linux/commit/37b3f10c4604ea299b454f39ac5ba3cad903ae16 git remote add linux-review https://github.com/intel-lab-lkp/linux git fetch --no-tags linux-review Sander-Vanheule/cpumask-Fix-invalid-uniprocessor-assumptions/20220606-004959 git checkout 37b3f10c4604ea299b454f39ac5ba3cad903ae16 # save the config file mkdir build_dir && cp config build_dir/.config make W=1 O=build_dir ARCH=i386 SHELL=/bin/bash If you fix the issue, kindly add following tag where applicable Reported-by: kernel test robot <lkp@xxxxxxxxx> All errors (new ones prefixed by >>): ld: arch/x86/kernel/cpu/cacheinfo.o: in function `__cache_amd_cpumap_setup': arch/x86/kernel/cpu/cacheinfo.c:890: undefined reference to `cpu_llc_shared_map' >> ld: arch/x86/kernel/cpu/cacheinfo.c:895: undefined reference to `cpu_llc_shared_map' -- 0-DAY CI Kernel Test Service https://01.org/lkp
