Thanks,

On 2023/6/29 23:00, kernel test robot wrote:

Hi Kefeng,

kernel test robot noticed the following build errors:

[auto build test ERROR on akpm-mm/mm-everything]

url:    https://github.com/intel-lab-lkp/linux/commits/Kefeng-Wang/mm-make-show_free_areas-static/20230629-182958
base:   https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-everything
patch link:    https://lore.kernel.org/r/20230629104357.35455-2-wangkefeng.wang%40huawei.com
patch subject: [PATCH 2/2] mm: make show_free_areas() static
config: sh-allmodconfig (https://download.01.org/0day-ci/archive/20230629/202306292240.Rj0DlHfI-lkp@intel.com/config)
compiler: sh4-linux-gcc (GCC) 12.3.0
reproduce: (https://download.01.org/0day-ci/archive/20230629/202306292240.Rj0DlHfI-lkp@intel.com/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 [off-list ref]
| Closes: https://lore.kernel.org/oe-kbuild-all/202306292240.Rj0DlHfI-lkp@intel.com/ (local)

All errors (new ones prefixed by >>):

    mm/nommu.c: In function 'do_mmap':

quoted

quoted

mm/nommu.c:1239:9: error: implicit declaration of function 'show_free_areas' [-Werror=implicit-function-declaration]

     1239 |         show_free_areas(0, NULL);
          |         ^~~~~~~~~~~~~~~
    cc1: some warnings being treated as errors

Missing this one in patch-1, will update

vim +/show_free_areas +1239 mm/nommu.c