Re: [PATCH] f2fs: refactor struct f2fs_attr macro

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

Hi Yangtao,

kernel test robot noticed the following build warnings:

[auto build test WARNING on jaegeuk-f2fs/dev-test]
[also build test WARNING on jaegeuk-f2fs/dev]
[cannot apply to linus/master v6.3-rc6]
[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/Yangtao-Li/f2fs-refactor-struct-f2fs_attr-macro/20230415-212520
base:   https://git.kernel.org/pub/scm/linux/kernel/git/jaegeuk/f2fs.git dev-test
patch link:    https://lore.kernel.org/r/20230415132446.13063-1-frank.li%40vivo.com
patch subject: [PATCH] f2fs: refactor struct f2fs_attr macro
config: m68k-allyesconfig (https://download.01.org/0day-ci/archive/20230415/202304152234.wjaY3IYm-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/280d6a5b38dd6b5a5303f5426e9f71466a13f047
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Yangtao-Li/f2fs-refactor-struct-f2fs_attr-macro/20230415-212520
        git checkout 280d6a5b38dd6b5a5303f5426e9f71466a13f047
        # 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>
| Link: https://lore.kernel.org/oe-kbuild-all/202304152234.wjaY3IYm-lkp@intel.com/

All warnings (new ones prefixed by >>):

>> fs/f2fs/sysfs.c:981:1: warning: data definition has no type or storage class
     981 | FAULT_INFO_TYPE_GENERAL_RW_ATTR(inject_type);
         | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   fs/f2fs/sysfs.c:981:1: error: type defaults to 'int' in declaration of 'FAULT_INFO_TYPE_GENERAL_RW_ATTR' [-Werror=implicit-int]
>> fs/f2fs/sysfs.c:981:1: warning: parameter names (without types) in function declaration
   fs/f2fs/sysfs.c:1045:27: error: 'f2fs_attr_inject_type' undeclared here (not in a function); did you mean 'f2fs_attr_inject_rate'?
    1045 | #define ATTR_LIST(name) (&f2fs_attr_##name.attr)
         |                           ^~~~~~~~~~
   fs/f2fs/sysfs.c:1094:9: note: in expansion of macro 'ATTR_LIST'
    1094 |         ATTR_LIST(inject_type),
         |         ^~~~~~~~~
   cc1: some warnings being treated as errors


vim +981 fs/f2fs/sysfs.c

   977	
   978	/* FAULT_INFO ATTR */
   979	#ifdef CONFIG_F2FS_FAULT_INJECTION
   980	FAULT_INFO_RATE_GENERAL_RW_ATTR(inject_rate);
 > 981	FAULT_INFO_TYPE_GENERAL_RW_ATTR(inject_type);
   982	#endif
   983	

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https://github.com/intel/lkp-tests