Hi Dmitry, Thank you for the patch! Yet something to improve: [auto build test ERROR on v5.12-rc6] [also build test ERROR on next-20210409] [cannot apply to mkp-scsi/for-next scsi/for-next target/for-next] [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/Dmitry-Bogdanov/target-make-tpg-... base: e49d033bddf5b565044e2abe4241353959bc9120 config: openrisc-randconfig-r035-20210409 (attached as .config) compiler: or1k-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/05e500ae0f710beb2f952c2e99ab5d4fd... git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Dmitry-Bogdanov/target-make-tpg-enable-attribute/20210409-204948 git checkout 05e500ae0f710beb2f952c2e99ab5d4fd2fce126 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=openrisc 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 >>): drivers/target/target_core_fabric_configfs.c: In function 'target_fabric_setup_cits': 1047 | ret = target_fabric_setup_tpg_base_cit(tf); | ^~~ | net drivers/target/target_core_fabric_configfs.c:1047:2: note: each undeclared identifier is reported only once for each function it appears in vim +1047 drivers/target/target_core_fabric_configfs.c 1039 1040 int target_fabric_setup_cits(struct target_fabric_configfs *tf) 1041 { 1042 target_fabric_setup_discovery_cit(tf); 1043 target_fabric_setup_wwn_cit(tf); 1044 target_fabric_setup_wwn_fabric_stats_cit(tf); 1045 target_fabric_setup_tpg_cit(tf); 1046 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org