tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: dfa377c35d70c31139b1274ec49f87d380996c42 commit: b0a0c2615f6f199a656ed8549d7dce625d77aa77 epoll: wire up syscall epoll_pwait2 date: 8 months 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/?id=b0a0c2615f6f199a656ed8549d7dce625d77aa77 git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout b0a0c2615f6f199a656ed8549d7dce625d77aa77 # 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@xxxxxxxxx> All warnings (new ones prefixed by >>): asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ <scratch space>:42:1: note: expanded from here __arm64_sys_io_uring_setup ^ kernel/sys_ni.c:51:1: 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:52:1: warning: no previous prototype for function '__arm64_sys_io_uring_enter' [-Wmissing-prototypes] COND_SYSCALL(io_uring_enter); ^ 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>:43:1: note: expanded from here __arm64_sys_io_uring_enter ^ kernel/sys_ni.c:52:1: 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:53:1: warning: no previous prototype for function '__arm64_sys_io_uring_register' [-Wmissing-prototypes] COND_SYSCALL(io_uring_register); ^ 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>:44:1: note: expanded from here __arm64_sys_io_uring_register ^ kernel/sys_ni.c:53:1: 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:60:1: warning: no previous prototype for function '__arm64_sys_lookup_dcookie' [-Wmissing-prototypes] COND_SYSCALL(lookup_dcookie); ^ 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>:45:1: note: expanded from here __arm64_sys_lookup_dcookie ^ kernel/sys_ni.c:60:1: 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:64:1: warning: no previous prototype for function '__arm64_sys_eventfd2' [-Wmissing-prototypes] COND_SYSCALL(eventfd2); ^ 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>:50:1: note: expanded from here __arm64_sys_eventfd2 ^ kernel/sys_ni.c:64:1: 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:67:1: warning: no previous prototype for function '__arm64_sys_epoll_create1' [-Wmissing-prototypes] COND_SYSCALL(epoll_create1); ^ 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>:51:1: note: expanded from here __arm64_sys_epoll_create1 ^ kernel/sys_ni.c:67:1: 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:68:1: warning: no previous prototype for function '__arm64_sys_epoll_ctl' [-Wmissing-prototypes] COND_SYSCALL(epoll_ctl); ^ 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>:52:1: note: expanded from here __arm64_sys_epoll_ctl ^ kernel/sys_ni.c:68:1: 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:69:1: warning: no previous prototype for function '__arm64_sys_epoll_pwait' [-Wmissing-prototypes] COND_SYSCALL(epoll_pwait); ^ 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>:53:1: note: expanded from here __arm64_sys_epoll_pwait ^ kernel/sys_ni.c:69:1: 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:71:1: warning: no previous prototype for function '__arm64_sys_epoll_pwait2' [-Wmissing-prototypes] COND_SYSCALL(epoll_pwait2); ^ 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>:58:1: note: expanded from here __arm64_sys_epoll_pwait2 ^ kernel/sys_ni.c:71:1: 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:77:1: warning: no previous prototype for function '__arm64_sys_inotify_init1' [-Wmissing-prototypes] COND_SYSCALL(inotify_init1); ^ 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>:63:1: note: expanded from here __arm64_sys_inotify_init1 ^ kernel/sys_ni.c:77:1: 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:78:1: warning: no previous prototype for function '__arm64_sys_inotify_add_watch' [-Wmissing-prototypes] COND_SYSCALL(inotify_add_watch); ^ 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>:64:1: note: expanded from here __arm64_sys_inotify_add_watch ^ kernel/sys_ni.c:78:1: 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:79:1: warning: no previous prototype for function '__arm64_sys_inotify_rm_watch' [-Wmissing-prototypes] COND_SYSCALL(inotify_rm_watch); ^ 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>:65:1: note: expanded from here __arm64_sys_inotify_rm_watch ^ kernel/sys_ni.c:79:1: 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:84:1: warning: no previous prototype for function '__arm64_sys_ioprio_set' [-Wmissing-prototypes] COND_SYSCALL(ioprio_set); ^ 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>:66:1: note: expanded from here __arm64_sys_ioprio_set ^ kernel/sys_ni.c:84:1: 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:85:1: warning: no previous prototype for function '__arm64_sys_ioprio_get' [-Wmissing-prototypes] COND_SYSCALL(ioprio_get); ^ 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>:67:1: note: expanded from here __arm64_sys_ioprio_get ^ kernel/sys_ni.c:85:1: 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:88:1: warning: no previous prototype for function '__arm64_sys_flock' [-Wmissing-prototypes] COND_SYSCALL(flock); ^ 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>:68:1: note: expanded from here __arm64_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/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:101:1: warning: no previous prototype for function '__arm64_sys_quotactl' [-Wmissing-prototypes] COND_SYSCALL(quotactl); ^ 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>:69:1: note: expanded from here __arm64_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 vim +/__arm64_sys_epoll_pwait2 +71 kernel/sys_ni.c 65 66 /* fs/eventfd.c */ 67 COND_SYSCALL(epoll_create1); 68 COND_SYSCALL(epoll_ctl); 69 COND_SYSCALL(epoll_pwait); 70 COND_SYSCALL_COMPAT(epoll_pwait); > 71 COND_SYSCALL(epoll_pwait2); 72 COND_SYSCALL_COMPAT(epoll_pwait2); 73 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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