Hi Gabriel,

[FYI, it's a private test report for your RFC patch.]
[auto build test ERROR on pcmoore-audit/next]
[also build test ERROR on ext4/dev linus/master v5.12]
[cannot apply to ext3/fsnotify next-20210426]
[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]

url:    https://github.com/0day-ci/linux/commits/Gabriel-Krisman-Bertazi/File-system-wide-monitoring/20210427-024627
base:   https://git.kernel.org/pub/scm/linux/kernel/git/pcmoore/audit.git next
config: nios2-randconfig-r024-20210426 (attached as .config)
compiler: nios2-linux-gcc (GCC) 9.3.0
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/0day-ci/linux/commit/151ead19fe71b5ca87e8a345ec1f640454f7ad34
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Gabriel-Krisman-Bertazi/File-system-wide-monitoring/20210427-024627
        git checkout 151ead19fe71b5ca87e8a345ec1f640454f7ad34
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross W=1 ARCH=nios2 

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

All errors (new ones prefixed by >>):

   fs/ext4/super.c: In function 'ext4_fsnotify_error':
>> fs/ext4/super.c:738:17: error: 'struct super_block' has no member named 's_fsnotify_marks'
     738 |  if (inode->i_sb->s_fsnotify_marks) {
         |                 ^~
   fs/ext4/super.c: In function 'ext4_remount':
   fs/ext4/super.c:5839:6: warning: variable 'enable_quota' set but not used [-Wunused-but-set-variable]
    5839 |  int enable_quota = 0;
         |      ^~~~~~~~~~~~


vim +738 fs/ext4/super.c

   731	
   732	static void ext4_fsnotify_error(int error, struct inode *inode, __u64 block,
   733					const char *func, int line,
   734					const char *desc, struct va_format *vaf)
   735	{
   736		struct ext4_error_inode_report report;
   737	
 > 738		if (inode->i_sb->s_fsnotify_marks) {
   739			report.inode = inode ? inode->i_ino : -1L;
   740			report.block = block ? block : -1L;
   741	
   742			snprintf(report.desc, EXT4_FSN_DESC_LEN, "%s%pV\n", desc?:"", vaf);
   743	
   744			fsnotify_error_event(error, inode, func, line, &report, sizeof(report));
   745		}
   746	}
   747	

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org