Hi Roman, Thank you for the patch! Yet something to improve: [auto build test ERROR on ext4/dev] [also build test ERROR on v5.9 next-20201016] [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/Roman-Anufriev/ext4-add-helpers-... base: https://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4.git dev config: i386-randconfig-m021-20201018 (attached as .config) compiler: gcc-9 (Debian 9.3.0-15) 9.3.0 reproduce (this is a W=1 build): # https://github.com/0day-ci/linux/commit/9ee2e9dad32135b665f733b714c75ff22... git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Roman-Anufriev/ext4-add-helpers-for-checking-whether-quota-can-be-enabled-is-journalled/20201018-100410 git checkout 9ee2e9dad32135b665f733b714c75ff22731bbcd # save the attached .config to linux build tree make W=1 ARCH=i386 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All errors (new ones prefixed by >>): fs/ext4/super.c: In function 'ext4_quota_mode': >> fs/ext4/super.c:3999:19: error: expected ';' before '}' token 3999 | return "disabled" | ^ | ; 4000 | #endif 4001 | } | ~ fs/ext4/super.c: In function 'ext4_remount': fs/ext4/super.c:5738:6: warning: variable 'enable_quota' set but not used [-Wunused-but-set-variable] 5738 | int enable_quota = 0; | ^~~~~~~~~~~~ vim +3999 fs/ext4/super.c 3987 3988 static const char *ext4_quota_mode(struct super_block *sb) 3989 { 3990 #ifdef CONFIG_QUOTA 3991 if (!ext4_quota_capable(sb)) 3992 return "none"; 3993 3994 if (ext4_is_quota_journalled(sb)) 3995 return "journalled"; 3996 else 3997 return "writeback"; 3998 #else > 3999 return "disabled" 4000 #endif 4001 } 4002 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org