linux-kernel - arch/parisc/kernel/pdt.c:65:6: warning: no previous prototype for 'arch_report

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Date: Mon, 8 Jan 2024 04:35:42 +0800
From: kernel test robot <lkp@...el.com>
To: Arnd Bergmann <arnd@...db.de>
Cc: oe-kbuild-all@...ts.linux.dev, linux-kernel@...r.kernel.org,
	Christian Brauner <brauner@...nel.org>,
	Alexander Gordeev <agordeev@...ux.ibm.com>
Subject: arch/parisc/kernel/pdt.c:65:6: warning: no previous prototype for
 'arch_report_meminfo'

Hi Arnd,

FYI, the error/warning still remains.

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   52b1853b080a082ec3749c3a9577f6c71b1d4a90
commit: ef104443bffa004f631729dfc924f0b84abbd602 procfs: consolidate arch_report_meminfo declaration
date:   8 months ago
config: parisc-randconfig-r062-20240107 (https://download.01.org/0day-ci/archive/20240108/202401080456.5qtlJuny-lkp@intel.com/config)
compiler: hppa-linux-gcc (GCC) 13.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240108/202401080456.5qtlJuny-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 <lkp@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202401080456.5qtlJuny-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@....de>
:::::: CC: Helge Deller <deller@....de>

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