tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 89cdf9d556016a54ff6ddd62324aa5ec790c05cc commit: 34d6b470ab9cf3a038f9bcd0f8cf09016a2e6fbe mm/khugepaged: add struct collapse_control date: 1 year, 2 months ago config: i386-randconfig-062-20230909 (https://download.01.org/0day-ci/archive/20231110/202311102258.uFby3wrM-lkp@xxxxxxxxx/config) compiler: gcc-12 (Debian 12.2.0-14) 12.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231110/202311102258.uFby3wrM-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/202311102258.uFby3wrM-lkp@xxxxxxxxx/ sparse warnings: (new ones prefixed by >>) >> mm/khugepaged.c:747:25: sparse: sparse: symbol 'khugepaged_collapse_control' was not declared. Should it be static? vim +/khugepaged_collapse_control +747 mm/khugepaged.c 745 746 > 747 struct collapse_control khugepaged_collapse_control = { 748 .last_target_node = NUMA_NO_NODE, 749 }; 750 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki