tree: https://git.kernel.org/pub/scm/linux/kernel/git/dhowells/linux-fs.git fscache-rewrite head: 82abe23a0865faea23cf06ac51f2303f26b9bb53 commit: 57858b0feb9a11f6d9b5720cdd13222098f9e59f [64/69] nfs: Convert to new fscache volume/cookie API config: nds32-defconfig (https://download.01.org/0day-ci/archive/20211210/202112100804.nksO8K4u-lkp@intel.com/config) compiler: nds32le-linux-gcc (GCC) 11.2.0 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://git.kernel.org/pub/scm/linux/kernel/git/dhowells/linux-fs.git/commit/?id=57858b0feb9a11f6d9b5720cdd13222098f9e59f git remote add dhowells-fs https://git.kernel.org/pub/scm/linux/kernel/git/dhowells/linux-fs.git git fetch --no-tags dhowells-fs fscache-rewrite git checkout 57858b0feb9a11f6d9b5720cdd13222098f9e59f # save the config file to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=nds32 SHELL=/bin/bash If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot All errors (new ones prefixed by >>): fs/nfs/file.c: In function 'nfs_file_release': >> fs/nfs/file.c:87:9: error: implicit declaration of function 'nfs_fscache_release_file'; did you mean 'nfs_fscache_release_page'? [-Werror=implicit-function-declaration] 87 | nfs_fscache_release_file(inode, filp); | ^~~~~~~~~~~~~~~~~~~~~~~~ | nfs_fscache_release_page cc1: some warnings being treated as errors vim +87 fs/nfs/file.c 79 80 int 81 nfs_file_release(struct inode *inode, struct file *filp) 82 { 83 dprintk("NFS: release(%pD2)\n", filp); 84 85 nfs_inc_stats(inode, NFSIOS_VFSRELEASE); 86 nfs_file_clear_open_context(filp); > 87 nfs_fscache_release_file(inode, filp); 88 return 0; 89 } 90 EXPORT_SYMBOL_GPL(nfs_file_release); 91 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org