[kbuild-all] [zen-kernel-zen-kernel:5.13/futex2-tkg 4/15] kernel/sys_ni.c:158:1: warning: no previous prototype for function '__arm64_sys_futex_requeue'

Wednesday, 21 July 2021

tree:   https://github.com/zen-kernel/zen-kernel 5.13/futex2-tkg
head:   8eb940ffa39f19c4ddf284615dfb27a6444a3c1d
commit: 0180aec9b832267462e7d6bfc1659ac5bd32350a [4/15] futex2: Implement requeue
operation
config: arm64-randconfig-r022-20210720 (attached as .config)
compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project
87039c048c0cbc3d8cbba86187269b006bf2f373)
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/0180aec9b832267462e7d6bfc...
        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-tkg
        git checkout 0180aec9b832267462e7d6bfc1659ac5bd32350a
        # 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>:62:1: 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>:63:1: 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:150:1: warning: no previous prototype for function
'__arm64_compat_sys_set_robust_list' [-Wmissing-prototypes]
   COND_SYSCALL_COMPAT(set_robust_list);
   ^
   arch/arm64/include/asm/syscall_wrapper.h:41:25: note: expanded from macro
'COND_SYSCALL_COMPAT'
           asmlinkage long __weak __arm64_compat_sys_##name(const struct pt_regs *regs)   
\
                                  ^
   <scratch space>:64:1: note: expanded from here
   __arm64_compat_sys_set_robust_list
   ^
   kernel/sys_ni.c:150:1: note: declare 'static' if the function is not intended
to be used outside of this translation unit
   arch/arm64/include/asm/syscall_wrapper.h:41:13: note: expanded from macro
'COND_SYSCALL_COMPAT'
           asmlinkage long __weak __arm64_compat_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>:65:1: 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:152:1: warning: no previous prototype for function
'__arm64_compat_sys_get_robust_list' [-Wmissing-prototypes]
   COND_SYSCALL_COMPAT(get_robust_list);
   ^
   arch/arm64/include/asm/syscall_wrapper.h:41:25: note: expanded from macro
'COND_SYSCALL_COMPAT'
           asmlinkage long __weak __arm64_compat_sys_##name(const struct pt_regs *regs)   
\
                                  ^
   <scratch space>:66:1: note: expanded from here
   __arm64_compat_sys_get_robust_list
   ^
   kernel/sys_ni.c:152:1: note: declare 'static' if the function is not intended
to be used outside of this translation unit
   arch/arm64/include/asm/syscall_wrapper.h:41:13: note: expanded from macro
'COND_SYSCALL_COMPAT'
           asmlinkage long __weak __arm64_compat_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>:67:1: 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:156:1: 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>:68:1: note: expanded from here
   __arm64_sys_futex_wake
   ^
   kernel/sys_ni.c:156:1: 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_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>:69:1: note: expanded from here
   __arm64_sys_futex_waitv
   ^
   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_requeue' [-Wmissing-prototypes]   
COND_SYSCALL(futex_requeue);
   ^
   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>:70:1: note: expanded from here
   __arm64_sys_futex_requeue
   ^
   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:165:1: 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>:71:1: note: expanded from here
   __arm64_sys_kexec_load
   ^
   kernel/sys_ni.c:165:1: 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_compat_sys_kexec_load' [-Wmissing-prototypes]
   COND_SYSCALL_COMPAT(kexec_load);
   ^
   arch/arm64/include/asm/syscall_wrapper.h:41:25: note: expanded from macro
'COND_SYSCALL_COMPAT'
           asmlinkage long __weak __arm64_compat_sys_##name(const struct pt_regs *regs)   
\
                                  ^
   <scratch space>:72:1: note: expanded from here
   __arm64_compat_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:41:13: note: expanded from macro
'COND_SYSCALL_COMPAT'
           asmlinkage long __weak __arm64_compat_sys_##name(const struct pt_regs *regs)   
\
                      ^
   kernel/sys_ni.c:169:1: 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>:73:1: note: expanded from here
   __arm64_sys_init_module
   ^
   kernel/sys_ni.c:169:1: 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_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>:74:1: note: expanded from here
   __arm64_sys_delete_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:175:1: 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>:75:1: note: expanded from here
   __arm64_sys_syslog
   ^
   kernel/sys_ni.c:175:1: 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:182:1: 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>:76:1: note: expanded from here
   __arm64_sys_setregid
   ^
   kernel/sys_ni.c:182:1: 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_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>:77:1: note: expanded from here
   __arm64_sys_setgid
   ^
   kernel/sys_ni.c:183:1: note: declare 'static' if the function is not intended
to be used outside of this translation unit

vim +/__arm64_sys_futex_requeue +158 kernel/sys_ni.c

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

---
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-tkg 4/15] kernel/sys_ni.c:158:1: warning: no previous prototype for function '__arm64_sys_futex_requeue'