Hi Sascha, I love your patch! Yet something to improve: [auto build test ERROR on arm64/for-next/core] [also build test ERROR on tip/x86/asm m68k/for-next hp-parisc/for-next powerpc/next s390/features linus/master v5.11-rc7 next-20210211] [cannot apply to sparc/master] [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/Sascha-Hauer/quota-Add-mountpath-based-quota-support/20210211-233912 base: https://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-next/core config: x86_64-randconfig-a012-20210209 (attached as .config) compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project c9439ca36342fb6013187d0a69aef92736951476) 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 # install x86_64 cross compiling tool for clang build # apt-get install binutils-x86-64-linux-gnu # https://github.com/0day-ci/linux/commit/4b7a3df11dd2ca215a6e9b24d81c98d6951476b6 git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Sascha-Hauer/quota-Add-mountpath-based-quota-support/20210211-233912 git checkout 4b7a3df11dd2ca215a6e9b24d81c98d6951476b6 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=x86_64 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> All errors (new ones prefixed by >>): >> fs/quota/quota.c:995:6: error: implicit declaration of function 'quotactl_cmd_write' [-Werror,-Wimplicit-function-declaration] if (quotactl_cmd_write(cmds)) { ^ fs/quota/quota.c:995:6: note: did you mean 'quotactl_cmd_onoff'? fs/quota/quota.c:857:13: note: 'quotactl_cmd_onoff' declared here static bool quotactl_cmd_onoff(int cmd) ^ 1 error generated. vim +/quotactl_cmd_write +995 fs/quota/quota.c 972 973 SYSCALL_DEFINE4(quotactl_path, unsigned int, cmd, const char __user *, 974 mountpoint, qid_t, id, void __user *, addr) 975 { 976 struct super_block *sb; 977 struct path mountpath; 978 unsigned int cmds = cmd >> SUBCMDSHIFT; 979 unsigned int type = cmd & SUBCMDMASK; 980 int ret; 981 982 if (type >= MAXQUOTAS) 983 return -EINVAL; 984 985 if (!mountpoint) 986 return -ENODEV; 987 988 ret = user_path_at(AT_FDCWD, mountpoint, 989 LOOKUP_FOLLOW | LOOKUP_AUTOMOUNT, &mountpath); 990 if (ret) 991 return ret; 992 993 sb = mountpath.dentry->d_inode->i_sb; 994 > 995 if (quotactl_cmd_write(cmds)) { --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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