Re: [PATCH 2/5] ext4: introudce helper for jounral recover handle

[kernel test robot <lkp@intel.com>]

Hi Ye,

Thank you for the patch! Perhaps something to improve:

[auto build test WARNING on tytso-ext4/dev]
[also build test WARNING on linus/master v6.2-rc6 next-20230201]
[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#_base_tree_information]

url:    https://github.com/intel-lab-lkp/linux/commits/Ye-Bin/jbd2-introduce-callback-for-recovery-journal/20230201-192400
base:   https://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4.git dev
patch link:    https://lore.kernel.org/r/20230201114651.4090446-3-yebin%40huaweicloud.com
patch subject: [PATCH 2/5] ext4: introudce helper for jounral recover handle
config: m68k-allyesconfig (https://download.01.org/0day-ci/archive/20230201/202302012039.pe8277UH-lkp@intel.com/config)
compiler: m68k-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://github.com/intel-lab-lkp/linux/commit/316c2a97e3b3629813acbac07b6a03d836a00fa1
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Ye-Bin/jbd2-introduce-callback-for-recovery-journal/20230201-192400
        git checkout 316c2a97e3b3629813acbac07b6a03d836a00fa1
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=m68k olddefconfig
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=m68k SHELL=/bin/bash fs/

If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@intel.com>

All warnings (new ones prefixed by >>):

>> fs/ext4/ext4_jbd2.c:399:6: warning: no previous prototype for 'ext4_replay_end_callback' [-Wmissing-prototypes]
     399 | void ext4_replay_end_callback(struct journal_s *journal)
         |      ^~~~~~~~~~~~~~~~~~~~~~~~


vim +/ext4_replay_end_callback +399 fs/ext4/ext4_jbd2.c

   398	
 > 399	void ext4_replay_end_callback(struct journal_s *journal)
   400	{
   401		kfree(journal->j_replay_private_data);
   402		journal->j_replay_private_data = NULL;
   403		journal->j_replay_callback = NULL;
   404		journal->j_replay_end_callback = NULL;
   405	}
   406	

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