Hi Sascha, I love your patch! Perhaps something to improve: [auto build test WARNING on arm64/for-next/core] [also build test WARNING on tip/x86/asm m68k/for-next hp-parisc/for-next powerpc/next s390/features linus/master v5.11-rc7] [cannot apply to sparc-next/master sparc/master xtensa/for_next next-20210211] [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-a013-20210209 (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/0fa8489f958d6ec34215930a8d1a2d4b6644fea3 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 0fa8489f958d6ec34215930a8d1a2d4b6644fea3 # 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 warnings (new ones prefixed by >>): In file included from arch/x86/entry/syscall_32.c:13: ./arch/x86/include/generated/asm/syscalls_32.h:830:18: error: expected parameter declarator __SYSCALL_COMMON(442, sys_quotactl_path) ^ ./arch/x86/include/generated/asm/syscalls_32.h:830:18: error: expected ')' ./arch/x86/include/generated/asm/syscalls_32.h:830:17: note: to match this '(' __SYSCALL_COMMON(442, sys_quotactl_path) ^ >> ./arch/x86/include/generated/asm/syscalls_32.h:830:1: warning: declaration specifier missing, defaulting to 'int' __SYSCALL_COMMON(442, sys_quotactl_path) ^ int ./arch/x86/include/generated/asm/syscalls_32.h:830:17: error: this function declaration is not a prototype [-Werror,-Wstrict-prototypes] __SYSCALL_COMMON(442, sys_quotactl_path) ^ void ./arch/x86/include/generated/asm/syscalls_32.h:830:41: error: expected ';' after top level declarator __SYSCALL_COMMON(442, sys_quotactl_path) ^ ; In file included from arch/x86/entry/syscall_32.c:24: ./arch/x86/include/generated/asm/syscalls_32.h:830:23: error: use of undeclared identifier 'sys_quotactl_path' __SYSCALL_COMMON(442, sys_quotactl_path) ^ 1 warning and 5 errors generated. -- kernel/sys_ni.c:88:1: warning: no previous prototype for function '__x64_sys_flock' [-Wmissing-prototypes] COND_SYSCALL(flock); ^ arch/x86/include/asm/syscall_wrapper.h:256:2: note: expanded from macro 'COND_SYSCALL' __X64_COND_SYSCALL(name) \ ^ arch/x86/include/asm/syscall_wrapper.h:100:2: note: expanded from macro '__X64_COND_SYSCALL' __COND_SYSCALL(x64, sys_##name) ^ arch/x86/include/asm/syscall_wrapper.h:83:14: note: expanded from macro '__COND_SYSCALL' __weak long __##abi##_##name(const struct pt_regs *__unused) \ ^ <scratch space>:225:1: note: expanded from here __x64_sys_flock ^ kernel/sys_ni.c:88:1: note: declare 'static' if the function is not intended to be used outside of this translation unit arch/x86/include/asm/syscall_wrapper.h:256:2: note: expanded from macro 'COND_SYSCALL' __X64_COND_SYSCALL(name) \ ^ arch/x86/include/asm/syscall_wrapper.h:100:2: note: expanded from macro '__X64_COND_SYSCALL' __COND_SYSCALL(x64, sys_##name) ^ arch/x86/include/asm/syscall_wrapper.h:83:9: note: expanded from macro '__COND_SYSCALL' __weak long __##abi##_##name(const struct pt_regs *__unused) \ ^ kernel/sys_ni.c:88:1: warning: no previous prototype for function '__ia32_sys_flock' [-Wmissing-prototypes] COND_SYSCALL(flock); ^ arch/x86/include/asm/syscall_wrapper.h:257:2: note: expanded from macro 'COND_SYSCALL' __IA32_COND_SYSCALL(name) ^ arch/x86/include/asm/syscall_wrapper.h:120:2: note: expanded from macro '__IA32_COND_SYSCALL' __COND_SYSCALL(ia32, sys_##name) ^ arch/x86/include/asm/syscall_wrapper.h:83:14: note: expanded from macro '__COND_SYSCALL' __weak long __##abi##_##name(const struct pt_regs *__unused) \ ^ <scratch space>:229:1: note: expanded from here __ia32_sys_flock ^ kernel/sys_ni.c:88:1: note: declare 'static' if the function is not intended to be used outside of this translation unit arch/x86/include/asm/syscall_wrapper.h:257:2: note: expanded from macro 'COND_SYSCALL' __IA32_COND_SYSCALL(name) ^ arch/x86/include/asm/syscall_wrapper.h:120:2: note: expanded from macro '__IA32_COND_SYSCALL' __COND_SYSCALL(ia32, sys_##name) ^ arch/x86/include/asm/syscall_wrapper.h:83:9: note: expanded from macro '__COND_SYSCALL' __weak long __##abi##_##name(const struct pt_regs *__unused) \ ^ kernel/sys_ni.c:101:1: warning: no previous prototype for function '__x64_sys_quotactl' [-Wmissing-prototypes] COND_SYSCALL(quotactl); ^ arch/x86/include/asm/syscall_wrapper.h:256:2: note: expanded from macro 'COND_SYSCALL' __X64_COND_SYSCALL(name) \ ^ arch/x86/include/asm/syscall_wrapper.h:100:2: note: expanded from macro '__X64_COND_SYSCALL' __COND_SYSCALL(x64, sys_##name) ^ arch/x86/include/asm/syscall_wrapper.h:83:14: note: expanded from macro '__COND_SYSCALL' __weak long __##abi##_##name(const struct pt_regs *__unused) \ ^ <scratch space>:233:1: note: expanded from here __x64_sys_quotactl ^ kernel/sys_ni.c:101:1: note: declare 'static' if the function is not intended to be used outside of this translation unit arch/x86/include/asm/syscall_wrapper.h:256:2: note: expanded from macro 'COND_SYSCALL' __X64_COND_SYSCALL(name) \ ^ arch/x86/include/asm/syscall_wrapper.h:100:2: note: expanded from macro '__X64_COND_SYSCALL' __COND_SYSCALL(x64, sys_##name) ^ arch/x86/include/asm/syscall_wrapper.h:83:9: note: expanded from macro '__COND_SYSCALL' __weak long __##abi##_##name(const struct pt_regs *__unused) \ ^ kernel/sys_ni.c:101:1: warning: no previous prototype for function '__ia32_sys_quotactl' [-Wmissing-prototypes] COND_SYSCALL(quotactl); ^ arch/x86/include/asm/syscall_wrapper.h:257:2: note: expanded from macro 'COND_SYSCALL' __IA32_COND_SYSCALL(name) ^ arch/x86/include/asm/syscall_wrapper.h:120:2: note: expanded from macro '__IA32_COND_SYSCALL' __COND_SYSCALL(ia32, sys_##name) ^ arch/x86/include/asm/syscall_wrapper.h:83:14: note: expanded from macro '__COND_SYSCALL' __weak long __##abi##_##name(const struct pt_regs *__unused) \ ^ <scratch space>:237:1: note: expanded from here __ia32_sys_quotactl ^ kernel/sys_ni.c:101:1: note: declare 'static' if the function is not intended to be used outside of this translation unit arch/x86/include/asm/syscall_wrapper.h:257:2: note: expanded from macro 'COND_SYSCALL' __IA32_COND_SYSCALL(name) ^ arch/x86/include/asm/syscall_wrapper.h:120:2: note: expanded from macro '__IA32_COND_SYSCALL' __COND_SYSCALL(ia32, sys_##name) ^ arch/x86/include/asm/syscall_wrapper.h:83:9: note: expanded from macro '__COND_SYSCALL' __weak long __##abi##_##name(const struct pt_regs *__unused) \ ^ >> kernel/sys_ni.c:102:1: warning: no previous prototype for function '__x64_sys_quotactl_path' [-Wmissing-prototypes] COND_SYSCALL(quotactl_path); ^ arch/x86/include/asm/syscall_wrapper.h:256:2: note: expanded from macro 'COND_SYSCALL' __X64_COND_SYSCALL(name) \ ^ arch/x86/include/asm/syscall_wrapper.h:100:2: note: expanded from macro '__X64_COND_SYSCALL' __COND_SYSCALL(x64, sys_##name) ^ arch/x86/include/asm/syscall_wrapper.h:83:14: note: expanded from macro '__COND_SYSCALL' __weak long __##abi##_##name(const struct pt_regs *__unused) \ ^ <scratch space>:241:1: note: expanded from here __x64_sys_quotactl_path ^ kernel/sys_ni.c:102:1: note: declare 'static' if the function is not intended to be used outside of this translation unit arch/x86/include/asm/syscall_wrapper.h:256:2: note: expanded from macro 'COND_SYSCALL' __X64_COND_SYSCALL(name) \ ^ arch/x86/include/asm/syscall_wrapper.h:100:2: note: expanded from macro '__X64_COND_SYSCALL' __COND_SYSCALL(x64, sys_##name) ^ arch/x86/include/asm/syscall_wrapper.h:83:9: note: expanded from macro '__COND_SYSCALL' __weak long __##abi##_##name(const struct pt_regs *__unused) \ ^ >> kernel/sys_ni.c:102:1: warning: no previous prototype for function '__ia32_sys_quotactl_path' [-Wmissing-prototypes] COND_SYSCALL(quotactl_path); ^ arch/x86/include/asm/syscall_wrapper.h:257:2: note: expanded from macro 'COND_SYSCALL' __IA32_COND_SYSCALL(name) ^ arch/x86/include/asm/syscall_wrapper.h:120:2: note: expanded from macro '__IA32_COND_SYSCALL' __COND_SYSCALL(ia32, sys_##name) ^ arch/x86/include/asm/syscall_wrapper.h:83:14: note: expanded from macro '__COND_SYSCALL' __weak long __##abi##_##name(const struct pt_regs *__unused) \ ^ <scratch space>:245:1: note: expanded from here __ia32_sys_quotactl_path ^ kernel/sys_ni.c:102:1: note: declare 'static' if the function is not intended to be used outside of this translation unit arch/x86/include/asm/syscall_wrapper.h:257:2: note: expanded from macro 'COND_SYSCALL' __IA32_COND_SYSCALL(name) ^ arch/x86/include/asm/syscall_wrapper.h:120:2: note: expanded from macro '__IA32_COND_SYSCALL' __COND_SYSCALL(ia32, sys_##name) ^ arch/x86/include/asm/syscall_wrapper.h:83:9: note: expanded from macro '__COND_SYSCALL' __weak long __##abi##_##name(const struct pt_regs *__unused) \ ^ kernel/sys_ni.c:113:1: warning: no previous prototype for function '__x64_sys_signalfd4' [-Wmissing-prototypes] COND_SYSCALL(signalfd4); ^ arch/x86/include/asm/syscall_wrapper.h:256:2: note: expanded from macro 'COND_SYSCALL' __X64_COND_SYSCALL(name) \ ^ arch/x86/include/asm/syscall_wrapper.h:100:2: note: expanded from macro '__X64_COND_SYSCALL' __COND_SYSCALL(x64, sys_##name) ^ arch/x86/include/asm/syscall_wrapper.h:83:14: note: expanded from macro '__COND_SYSCALL' __weak long __##abi##_##name(const struct pt_regs *__unused) \ ^ <scratch space>:249:1: note: expanded from here __x64_sys_signalfd4 ^ kernel/sys_ni.c:113:1: note: declare 'static' if the function is not intended to be used outside of this translation unit arch/x86/include/asm/syscall_wrapper.h:256:2: note: expanded from macro 'COND_SYSCALL' __X64_COND_SYSCALL(name) \ ^ arch/x86/include/asm/syscall_wrapper.h:100:2: note: expanded from macro '__X64_COND_SYSCALL' __COND_SYSCALL(x64, sys_##name) ^ arch/x86/include/asm/syscall_wrapper.h:83:9: note: expanded from macro '__COND_SYSCALL' __weak long __##abi##_##name(const struct pt_regs *__unused) \ ^ kernel/sys_ni.c:113:1: warning: no previous prototype for function '__ia32_sys_signalfd4' [-Wmissing-prototypes] COND_SYSCALL(signalfd4); ^ arch/x86/include/asm/syscall_wrapper.h:257:2: note: expanded from macro 'COND_SYSCALL' __IA32_COND_SYSCALL(name) ^ arch/x86/include/asm/syscall_wrapper.h:120:2: note: expanded from macro '__IA32_COND_SYSCALL' __COND_SYSCALL(ia32, sys_##name) ^ arch/x86/include/asm/syscall_wrapper.h:83:14: note: expanded from macro '__COND_SYSCALL' __weak long __##abi##_##name(const struct pt_regs *__unused) \ ^ <scratch space>:253:1: note: expanded from here __ia32_sys_signalfd4 ^ kernel/sys_ni.c:113:1: note: declare 'static' if the function is not intended to be used outside of this translation unit arch/x86/include/asm/syscall_wrapper.h:257:2: note: expanded from macro 'COND_SYSCALL' __IA32_COND_SYSCALL(name) ^ arch/x86/include/asm/syscall_wrapper.h:120:2: note: expanded from macro '__IA32_COND_SYSCALL' __COND_SYSCALL(ia32, sys_##name) ^ arch/x86/include/asm/syscall_wrapper.h:83:9: note: expanded from macro '__COND_SYSCALL' __weak long __##abi##_##name(const struct pt_regs *__unused) \ ^ kernel/sys_ni.c:114:1: warning: no previous prototype for function '__ia32_compat_sys_signalfd4' [-Wmissing-prototypes] COND_SYSCALL_COMPAT(signalfd4); ^ arch/x86/include/asm/syscall_wrapper.h:218:2: note: expanded from macro 'COND_SYSCALL_COMPAT' __IA32_COMPAT_COND_SYSCALL(name) \ ^ arch/x86/include/asm/syscall_wrapper.h:148:2: note: expanded from macro '__IA32_COMPAT_COND_SYSCALL' __COND_SYSCALL(ia32, compat_sys_##name) ^ arch/x86/include/asm/syscall_wrapper.h:83:14: note: expanded from macro '__COND_SYSCALL' __weak long __##abi##_##name(const struct pt_regs *__unused) \ ^ <scratch space>:257:1: note: expanded from here __ia32_compat_sys_signalfd4 ^ kernel/sys_ni.c:114:1: note: declare 'static' if the function is not intended to be used outside of this translation unit arch/x86/include/asm/syscall_wrapper.h:218:2: note: expanded from macro 'COND_SYSCALL_COMPAT' __IA32_COMPAT_COND_SYSCALL(name) \ ^ arch/x86/include/asm/syscall_wrapper.h:148:2: note: expanded from macro '__IA32_COMPAT_COND_SYSCALL' __COND_SYSCALL(ia32, compat_sys_##name) ^ arch/x86/include/asm/syscall_wrapper.h:83:9: note: expanded from macro '__COND_SYSCALL' __weak long __##abi##_##name(const struct pt_regs *__unused) \ ^ kernel/sys_ni.c:123:1: warning: no previous prototype for function '__x64_sys_timerfd_create' [-Wmissing-prototypes] vim +/__x64_sys_quotactl_path +102 kernel/sys_ni.c 99 100 /* fs/quota.c */ 101 COND_SYSCALL(quotactl); > 102 COND_SYSCALL(quotactl_path); 103 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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