[kbuild-all] [zen-kernel-zen-kernel:5.13/futex2 3/19] kernel/sys_ni.c:158:1: warning: no previous prototype for function '__arm64_sys_futex_waitv'

Monday, 19 July 2021

tree:   https://github.com/zen-kernel/zen-kernel 5.13/futex2
head:   db649ce1f5de12432be5bfedd8388eacc2f85efc
commit: 28d2f243eaf76b0e9d84947a899fc742bd49d70c [3/19] futex2: Implement vectorized wait
config: arm64-randconfig-r022-20210718 (attached as .config)
compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project
5d5b08761f944d5b9822d582378333cc4b36a0a7)
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 arm64 cross compiling tool for clang build
        # apt-get install binutils-aarch64-linux-gnu
        #
https://github.com/zen-kernel/zen-kernel/commit/28d2f243eaf76b0e9d84947a8...
        git remote add zen-kernel-zen-kernel https://github.com/zen-kernel/zen-kernel
        git fetch --no-tags zen-kernel-zen-kernel 5.13/futex2
        git checkout 28d2f243eaf76b0e9d84947a899fc742bd49d70c
        # 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>:83:1: note: expanded from here
   __arm64_sys_capset
   ^
   kernel/sys_ni.c:136:1: 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:144:1: warning: no previous prototype for function
'__arm64_sys_clone3' [-Wmissing-prototypes]
   COND_SYSCALL(clone3);
   ^
   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>:84:1: note: expanded from here
   __arm64_sys_clone3
   ^
   kernel/sys_ni.c:144:1: 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:147:1: warning: no previous prototype for function
'__arm64_sys_futex' [-Wmissing-prototypes]
   COND_SYSCALL(futex);
   ^
   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>:85:1: note: expanded from here
   __arm64_sys_futex
   ^
   kernel/sys_ni.c:147:1: 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:148:1: warning: no previous prototype for function
'__arm64_sys_futex_time32' [-Wmissing-prototypes]
   COND_SYSCALL(futex_time32);
   ^
   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>:86:1: note: expanded from here
   __arm64_sys_futex_time32
   ^
   kernel/sys_ni.c:148:1: 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:149:1: warning: no previous prototype for function
'__arm64_sys_set_robust_list' [-Wmissing-prototypes]
   COND_SYSCALL(set_robust_list);
   ^
   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>:87:1: note: expanded from here
   __arm64_sys_set_robust_list
   ^
   kernel/sys_ni.c:149:1: 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:151:1: warning: no previous prototype for function
'__arm64_sys_get_robust_list' [-Wmissing-prototypes]
   COND_SYSCALL(get_robust_list);
   ^
   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>:92:1: note: expanded from here
   __arm64_sys_get_robust_list
   ^
   kernel/sys_ni.c:151:1: 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:155:1: warning: no previous prototype for function
'__arm64_sys_futex_wait' [-Wmissing-prototypes]
   COND_SYSCALL(futex_wait);
   ^
   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>:97:1: note: expanded from here
   __arm64_sys_futex_wait
   ^
   kernel/sys_ni.c:155:1: 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:157:1: warning: no previous prototype for function
'__arm64_sys_futex_wake' [-Wmissing-prototypes]
   COND_SYSCALL(futex_wake);
   ^
   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>:102:1: note: expanded from here
   __arm64_sys_futex_wake
   ^
   kernel/sys_ni.c:157:1: 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:158:1: warning: no previous prototype for
function '__arm64_sys_futex_waitv' [-Wmissing-prototypes]   
COND_SYSCALL(futex_waitv);
   ^
   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>:103:1: note: expanded from here
   __arm64_sys_futex_waitv
   ^
   kernel/sys_ni.c:158:1: 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:166:1: warning: no previous prototype for function
'__arm64_sys_kexec_load' [-Wmissing-prototypes]
   COND_SYSCALL(kexec_load);
   ^
   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>:108:1: note: expanded from here
   __arm64_sys_kexec_load
   ^
   kernel/sys_ni.c:166:1: 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:170:1: warning: no previous prototype for function
'__arm64_sys_init_module' [-Wmissing-prototypes]
   COND_SYSCALL(init_module);
   ^
   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>:113:1: note: expanded from here
   __arm64_sys_init_module
   ^
   kernel/sys_ni.c:170:1: 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:171:1: warning: no previous prototype for function
'__arm64_sys_delete_module' [-Wmissing-prototypes]
   COND_SYSCALL(delete_module);
   ^
   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>:114:1: note: expanded from here
   __arm64_sys_delete_module
   ^
   kernel/sys_ni.c:171:1: 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:176:1: warning: no previous prototype for function
'__arm64_sys_syslog' [-Wmissing-prototypes]
   COND_SYSCALL(syslog);
   ^
   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>:115:1: note: expanded from here
   __arm64_sys_syslog
   ^
   kernel/sys_ni.c:176:1: 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:183:1: warning: no previous prototype for function
'__arm64_sys_setregid' [-Wmissing-prototypes]
   COND_SYSCALL(setregid);
   ^
   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>:116:1: note: expanded from here
   __arm64_sys_setregid
   ^
   kernel/sys_ni.c:183:1: 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:184:1: warning: no previous prototype for function
'__arm64_sys_setgid' [-Wmissing-prototypes]
   COND_SYSCALL(setgid);
   ^
   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>:117:1: note: expanded from here
   __arm64_sys_setgid
   ^
   kernel/sys_ni.c:184:1: 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:185:1: warning: no previous prototype for function
'__arm64_sys_setreuid' [-Wmissing-prototypes]
   COND_SYSCALL(setreuid);
   ^
   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>:118:1: note: expanded from here
   __arm64_sys_setreuid
   ^
   kernel/sys_ni.c:185:1: note: declare 'static' if the function is not intended
to be used outside of this translation unit

vim +/__arm64_sys_futex_waitv +158 kernel/sys_ni.c

   153	
   154	/* kernel/futex2.c */
   155	COND_SYSCALL(futex_wait);
   156	COND_SYSCALL_COMPAT(futex_wait);
   157	COND_SYSCALL(futex_wake);
...
 158	COND_SYSCALL(futex_waitv);   
159	COND_SYSCALL_COMPAT(futex_waitv);
   160	

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

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[kbuild-all] [zen-kernel-zen-kernel:5.13/futex2 3/19] kernel/sys_ni.c:158:1: warning: no previous prototype for function '__arm64_sys_futex_waitv'