[arnd-playground:randconfig-6.4 329/380] arch/parisc/kernel/pdt.c:65:6: warning: no previous prototype for 'arch_report_meminfo'

[arnd-playground:randconfig-6.4 329/380] arch/parisc/kernel/pdt.c:65:6: warning: no previous prototype for 'arch_report_meminfo'

[kernel test robot]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/arnd/playground.git randconfig-6.4
head:   cc2a41e48ae5ab2c14bd5836fe5b8d2a6eeb8d91
commit: 5a611a4dce809640a83f6a28a4ed3edf9c9bc4bf [329/380] Makefile.extrawarn: turn on missing-prototypes again
config: parisc-defconfig (https://download.01.org/0day-ci/archive/20230510/202305100428.9mc39rMD-lkp@intel.com/config)
compiler: hppa-linux-gcc (GCC) 12.1.0
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://git.kernel.org/pub/scm/linux/kernel/git/arnd/playground.git/commit/?id=5a611a4dce809640a83f6a28a4ed3edf9c9bc4bf
        git remote add arnd-playground https://git.kernel.org/pub/scm/linux/kernel/git/arnd/playground.git
        git fetch --no-tags arnd-playground randconfig-6.4
        git checkout 5a611a4dce809640a83f6a28a4ed3edf9c9bc4bf
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=parisc olddefconfig
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=parisc SHELL=/bin/bash arch/parisc/kernel/

If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@intel.com>
| Link: https://lore.kernel.org/oe-kbuild-all/202305100428.9mc39rMD-lkp@intel.com/

All warnings (new ones prefixed by >>):

>> arch/parisc/kernel/pdt.c:65:6: warning: no previous prototype for 'arch_report_meminfo' [-Wmissing-prototypes]
      65 | void arch_report_meminfo(struct seq_file *m)
         |      ^~~~~~~~~~~~~~~~~~~


vim +/arch_report_meminfo +65 arch/parisc/kernel/pdt.c

c9c2877d08d9aa Helge Deller 2017-05-11  63  
c9c2877d08d9aa Helge Deller 2017-05-11  64  /* report PDT entries via /proc/meminfo */
c9c2877d08d9aa Helge Deller 2017-05-11 @65  void arch_report_meminfo(struct seq_file *m)
c9c2877d08d9aa Helge Deller 2017-05-11  66  {
c9c2877d08d9aa Helge Deller 2017-05-11  67  	if (pdt_type == PDT_NONE)
c9c2877d08d9aa Helge Deller 2017-05-11  68  		return;
c9c2877d08d9aa Helge Deller 2017-05-11  69  
c9c2877d08d9aa Helge Deller 2017-05-11  70  	seq_printf(m, "PDT_max_entries: %7lu\n",
c9c2877d08d9aa Helge Deller 2017-05-11  71  			pdt_status.pdt_size);
c9c2877d08d9aa Helge Deller 2017-05-11  72  	seq_printf(m, "PDT_cur_entries: %7lu\n",
c9c2877d08d9aa Helge Deller 2017-05-11  73  			pdt_status.pdt_entries);
c9c2877d08d9aa Helge Deller 2017-05-11  74  }
c9c2877d08d9aa Helge Deller 2017-05-11  75  

:::::: The code at line 65 was first introduced by commit
:::::: c9c2877d08d9aa0ca0a5c227ac795fbb76269300 parisc: Add Page Deallocation Table (PDT) support

:::::: TO: Helge Deller <deller@gmx.de>
:::::: CC: Helge Deller <deller@gmx.de>

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests