Hi "Enrico, [FYI, it's a private test report for your RFC patch.] [auto build test ERROR on kdave/for-next] [also build test ERROR on linux/master linus/master v5.13-rc7] [cannot apply to ext4/dev next-20210622] [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/Enrico-Weigelt-metux-IT-consult/... base: https://git.kernel.org/pub/scm/linux/kernel/git/kdave/linux.git for-next config: m68k-randconfig-s031-20210622 (attached as .config) compiler: m68k-linux-gcc (GCC) 9.3.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # apt-get install sparse # sparse version: v0.6.3-341-g8af24329-dirty # https://github.com/0day-ci/linux/commit/a244db0d686be8dbc08aba54a81743824... git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Enrico-Weigelt-metux-IT-consult/fs-generic-file-operation-for-fstrim/20210622-211217 git checkout a244db0d686be8dbc08aba54a817438247fe1405 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' W=1 ARCH=m68k If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All error/warnings (new ones prefixed by >>): fs/f2fs/file.c: In function 'f2fs_ioc_fitrim': 2257 | struct inode *inode = file_inode(filp); | ^~~~ | file fs/f2fs/file.c:2257:35: note: each undeclared identifier is reported only once for each function it appears in fs/f2fs/file.c: At top level: 4450 | .fitrim = f2fs_ioc_fitrim, | ^~~~~~ | fstrim 4450 | .fitrim = f2fs_ioc_fitrim, | ^~~~~~~~~~~~~~~ fs/f2fs/file.c:4450:13: note: (near initialization for 'f2fs_file_operations') fs/f2fs/file.c:4450:13: note: (near initialization for 'f2fs_file_operations.splice_read') fs/f2fs/file.c:4450:13: note: (near initialization for 'f2fs_file_operations.splice_read') cc1: some warnings being treated as errors vim +2257 fs/f2fs/file.c 1abff93d01edda Jaegeuk Kim 2015-01-08 2254 a244db0d686be8 Enrico Weigelt, metux IT consult 2021-06-22 2255 static long f2fs_ioc_fitrim(struct file *file, struct fstrim_range *range) 4b2fecc8465505 Jaegeuk Kim 2014-09-20 2256 { 52656e6cf7be69 Jaegeuk Kim 2014-09-24 @2257 struct inode *inode = file_inode(filp); 4b2fecc8465505 Jaegeuk Kim 2014-09-20 2258 struct super_block *sb = inode->i_sb; 4b2fecc8465505 Jaegeuk Kim 2014-09-20 2259 struct request_queue *q = bdev_get_queue(sb->s_bdev); 52656e6cf7be69 Jaegeuk Kim 2014-09-24 2260 int ret; 4b2fecc8465505 Jaegeuk Kim 2014-09-20 2261 7d20c8abb2edcf Chao Yu 2018-09-04 2262 if (!f2fs_hw_support_discard(F2FS_SB(sb))) 4b2fecc8465505 Jaegeuk Kim 2014-09-20 2263 return -EOPNOTSUPP; 4b2fecc8465505 Jaegeuk Kim 2014-09-20 2264 7fb17fe44b70c8 Chao Yu 2016-05-09 2265 ret = mnt_want_write_file(filp); 7fb17fe44b70c8 Chao Yu 2016-05-09 2266 if (ret) 7fb17fe44b70c8 Chao Yu 2016-05-09 2267 return ret; 7fb17fe44b70c8 Chao Yu 2016-05-09 2268 a244db0d686be8 Enrico Weigelt, metux IT consult 2021-06-22 2269 range->minlen = max((unsigned int)range->minlen, 4b2fecc8465505 Jaegeuk Kim 2014-09-20 2270 q->limits.discard_granularity); a244db0d686be8 Enrico Weigelt, metux IT consult 2021-06-22 2271 ret = f2fs_trim_fs(F2FS_SB(sb), range); 7fb17fe44b70c8 Chao Yu 2016-05-09 2272 mnt_drop_write_file(filp); 4b2fecc8465505 Jaegeuk Kim 2014-09-20 2273 if (ret < 0) 4b2fecc8465505 Jaegeuk Kim 2014-09-20 2274 return ret; 4b2fecc8465505 Jaegeuk Kim 2014-09-20 2275 d0239e1bf5204d Jaegeuk Kim 2016-01-08 2276 f2fs_update_time(F2FS_I_SB(inode), REQ_TIME); 4b2fecc8465505 Jaegeuk Kim 2014-09-20 2277 return 0; 4b2fecc8465505 Jaegeuk Kim 2014-09-20 2278 } 52656e6cf7be69 Jaegeuk Kim 2014-09-24 2279 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org