Re: [f2fs-dev] [PATCH] fs: Make wbc_to_tag() extern and use it in fs.

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

Hi Julian,

kernel test robot noticed the following build errors:

[auto build test ERROR on kdave/for-next]
[also build test ERROR on ceph-client/testing ceph-client/for-linus tytso-ext4/dev jaegeuk-f2fs/dev-test jaegeuk-f2fs/dev gfs2/for-next akpm-mm/mm-everything linus/master v6.17 next-20250929]
[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/Julian-Sun/fs-Make-wbc_to_tag-extern-and-use-it-in-fs/20250929-175656
base:   https://git.kernel.org/pub/scm/linux/kernel/git/kdave/linux.git for-next
patch link:    https://lore.kernel.org/r/20250929095544.308392-1-sunjunchao%40bytedance.com
patch subject: [PATCH] fs: Make wbc_to_tag() extern and use it in fs.
config: s390-randconfig-001-20250930 (https://download.01.org/0day-ci/archive/20250930/202509300954.4OaImb0r-lkp@intel.com/config)
compiler: s390-linux-gcc (GCC) 12.5.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250930/202509300954.4OaImb0r-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@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202509300954.4OaImb0r-lkp@intel.com/

All errors (new ones prefixed by >>, old ones prefixed by <<):

WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/base/regmap/regmap-mmio.o
>> ERROR: modpost: "wbc_to_tag" [fs/btrfs/btrfs.ko] undefined!

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


_______________________________________________
Linux-f2fs-devel mailing list
Linux-f2fs-devel@lists.sourceforge.net
https://lists.sourceforge.net/lists/listinfo/linux-f2fs-devel