[kbuild-all] kernel/sys_ni.c:362:1: warning: no previous prototype for function '__arm64_sys_memfd_secret'

tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: ba31f97d43be41ca99ab72a6131d7c226306865f commit: 1507f51255c9ff07d75909a84e7c0d7f3c4b2f49 mm: introduce memfd_secret system call to create "secret" memory areas date: 5 weeks ago config: arm64-randconfig-r011-20210814 (attached as .config) compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 1f7b25ea76a925aca690da28de9d78db7ca99d0c) 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/torvalds/linux.git/commit... git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout 1507f51255c9ff07d75909a84e7c0d7f3c4b2f49 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=arm64 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All warnings (new ones prefixed by >>): asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ <scratch space>:127:1: note: expanded from here __arm64_sys_execveat ^ kernel/sys_ni.c:345:1: note: declare 'static' if the function is not intended to be used outside of this translation unit arch/arm64/include/asm/syscall_wrapper.h:76:13: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ kernel/sys_ni.c:347:1: warning: no previous prototype for function '__arm64_sys_userfaultfd' [-Wmissing-prototypes] COND_SYSCALL(userfaultfd); ^ arch/arm64/include/asm/syscall_wrapper.h:76:25: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ <scratch space>:128:1: note: expanded from here __arm64_sys_userfaultfd ^ kernel/sys_ni.c:347:1: note: declare 'static' if the function is not intended to be used outside of this translation unit arch/arm64/include/asm/syscall_wrapper.h:76:13: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ kernel/sys_ni.c:350:1: warning: no previous prototype for function '__arm64_sys_membarrier' [-Wmissing-prototypes] COND_SYSCALL(membarrier); ^ arch/arm64/include/asm/syscall_wrapper.h:76:25: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ <scratch space>:129:1: note: expanded from here __arm64_sys_membarrier ^ kernel/sys_ni.c:350:1: note: declare 'static' if the function is not intended to be used outside of this translation unit arch/arm64/include/asm/syscall_wrapper.h:76:13: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ kernel/sys_ni.c:352:1: warning: no previous prototype for function '__arm64_sys_mlock2' [-Wmissing-prototypes] COND_SYSCALL(mlock2); ^ arch/arm64/include/asm/syscall_wrapper.h:76:25: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ <scratch space>:130:1: note: expanded from here __arm64_sys_mlock2 ^ kernel/sys_ni.c:352:1: note: declare 'static' if the function is not intended to be used outside of this translation unit arch/arm64/include/asm/syscall_wrapper.h:76:13: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ kernel/sys_ni.c:354:1: warning: no previous prototype for function '__arm64_sys_copy_file_range' [-Wmissing-prototypes] COND_SYSCALL(copy_file_range); ^ arch/arm64/include/asm/syscall_wrapper.h:76:25: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ <scratch space>:131:1: note: expanded from here __arm64_sys_copy_file_range ^ kernel/sys_ni.c:354:1: note: declare 'static' if the function is not intended to be used outside of this translation unit arch/arm64/include/asm/syscall_wrapper.h:76:13: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ kernel/sys_ni.c:357:1: warning: no previous prototype for function '__arm64_sys_pkey_mprotect' [-Wmissing-prototypes] COND_SYSCALL(pkey_mprotect); ^ arch/arm64/include/asm/syscall_wrapper.h:76:25: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ <scratch space>:132:1: note: expanded from here __arm64_sys_pkey_mprotect ^ kernel/sys_ni.c:357:1: note: declare 'static' if the function is not intended to be used outside of this translation unit arch/arm64/include/asm/syscall_wrapper.h:76:13: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ kernel/sys_ni.c:358:1: warning: no previous prototype for function '__arm64_sys_pkey_alloc' [-Wmissing-prototypes] COND_SYSCALL(pkey_alloc); ^ arch/arm64/include/asm/syscall_wrapper.h:76:25: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ <scratch space>:133:1: note: expanded from here __arm64_sys_pkey_alloc ^ kernel/sys_ni.c:358:1: note: declare 'static' if the function is not intended to be used outside of this translation unit arch/arm64/include/asm/syscall_wrapper.h:76:13: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ kernel/sys_ni.c:359:1: warning: no previous prototype for function '__arm64_sys_pkey_free' [-Wmissing-prototypes] COND_SYSCALL(pkey_free); ^ arch/arm64/include/asm/syscall_wrapper.h:76:25: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ <scratch space>:134:1: note: expanded from here __arm64_sys_pkey_free ^ kernel/sys_ni.c:359:1: note: declare 'static' if the function is not intended to be used outside of this translation unit arch/arm64/include/asm/syscall_wrapper.h:76:13: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ COND_SYSCALL(memfd_secret); ^ arch/arm64/include/asm/syscall_wrapper.h:76:25: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ <scratch space>:135:1: note: expanded from here __arm64_sys_memfd_secret ^ kernel/sys_ni.c:362:1: note: declare 'static' if the function is not intended to be used outside of this translation unit arch/arm64/include/asm/syscall_wrapper.h:76:13: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ kernel/sys_ni.c:369:1: warning: no previous prototype for function '__arm64_sys_pciconfig_read' [-Wmissing-prototypes] COND_SYSCALL(pciconfig_read); ^ arch/arm64/include/asm/syscall_wrapper.h:76:25: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ <scratch space>:136:1: note: expanded from here __arm64_sys_pciconfig_read ^ kernel/sys_ni.c:369:1: note: declare 'static' if the function is not intended to be used outside of this translation unit arch/arm64/include/asm/syscall_wrapper.h:76:13: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ kernel/sys_ni.c:370:1: warning: no previous prototype for function '__arm64_sys_pciconfig_write' [-Wmissing-prototypes] COND_SYSCALL(pciconfig_write); ^ arch/arm64/include/asm/syscall_wrapper.h:76:25: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ <scratch space>:137:1: note: expanded from here __arm64_sys_pciconfig_write ^ kernel/sys_ni.c:370:1: note: declare 'static' if the function is not intended to be used outside of this translation unit arch/arm64/include/asm/syscall_wrapper.h:76:13: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ kernel/sys_ni.c:371:1: warning: no previous prototype for function '__arm64_sys_pciconfig_iobase' [-Wmissing-prototypes] COND_SYSCALL(pciconfig_iobase); ^ arch/arm64/include/asm/syscall_wrapper.h:76:25: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ <scratch space>:138:1: note: expanded from here __arm64_sys_pciconfig_iobase ^ kernel/sys_ni.c:371:1: note: declare 'static' if the function is not intended to be used outside of this translation unit arch/arm64/include/asm/syscall_wrapper.h:76:13: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ kernel/sys_ni.c:374:1: warning: no previous prototype for function '__arm64_sys_socketcall' [-Wmissing-prototypes] COND_SYSCALL(socketcall); ^ arch/arm64/include/asm/syscall_wrapper.h:76:25: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ <scratch space>:139:1: note: expanded from here __arm64_sys_socketcall ^ kernel/sys_ni.c:374:1: note: declare 'static' if the function is not intended to be used outside of this translation unit arch/arm64/include/asm/syscall_wrapper.h:76:13: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ kernel/sys_ni.c:381:1: warning: no previous prototype for function '__arm64_sys_vm86old' [-Wmissing-prototypes] COND_SYSCALL(vm86old); ^ arch/arm64/include/asm/syscall_wrapper.h:76:25: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ <scratch space>:148:1: note: expanded from here __arm64_sys_vm86old ^ kernel/sys_ni.c:381:1: note: declare 'static' if the function is not intended to be used outside of this translation unit arch/arm64/include/asm/syscall_wrapper.h:76:13: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ kernel/sys_ni.c:382:1: warning: no previous prototype for function '__arm64_sys_modify_ldt' [-Wmissing-prototypes] COND_SYSCALL(modify_ldt); ^ arch/arm64/include/asm/syscall_wrapper.h:76:25: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ <scratch space>:149:1: note: expanded from here __arm64_sys_modify_ldt ^ kernel/sys_ni.c:382:1: note: declare 'static' if the function is not intended to be used outside of this translation unit arch/arm64/include/asm/syscall_wrapper.h:76:13: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ kernel/sys_ni.c:383:1: warning: no previous prototype for function '__arm64_sys_vm86' [-Wmissing-prototypes] COND_SYSCALL(vm86); ^ arch/arm64/include/asm/syscall_wrapper.h:76:25: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ <scratch space>:150:1: note: expanded from here __arm64_sys_vm86 ^ kernel/sys_ni.c:383:1: note: declare 'static' if the function is not intended to be used outside of this translation unit vim +/__arm64_sys_memfd_secret +362 kernel/sys_ni.c 360 361 /* memfd_secret */ 363 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org