kernel/sys_ni.c:270:1: warning: no previous prototype for function '__arm64_sys_landlock_create_ruleset'

From: kernel test robot
Date: Sat Aug 14 2021 - 15:53:28 EST

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tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: ba31f97d43be41ca99ab72a6131d7c226306865f
commit: 265885daf3e5082eb9f6e2a23bdbf9ba4456a21b landlock: Add syscall implementations
date: 4 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=265885daf3e5082eb9f6e2a23bdbf9ba4456a21b
git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout 265885daf3e5082eb9f6e2a23bdbf9ba4456a21b
# 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>:21:1: note: expanded from here
__arm64_sys_shutdown
^
kernel/sys_ni.c:250:1: 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:251:1: warning: no previous prototype for function '__arm64_sys_recvfrom' [-Wmissing-prototypes]
COND_SYSCALL(recvfrom);
^
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>:22:1: note: expanded from here
__arm64_sys_recvfrom
^
kernel/sys_ni.c:251:1: 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:253:1: warning: no previous prototype for function '__arm64_sys_sendmsg' [-Wmissing-prototypes]
COND_SYSCALL(sendmsg);
^
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>:27:1: note: expanded from here
__arm64_sys_sendmsg
^
kernel/sys_ni.c:253:1: 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:255:1: warning: no previous prototype for function '__arm64_sys_recvmsg' [-Wmissing-prototypes]
COND_SYSCALL(recvmsg);
^
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>:32:1: note: expanded from here
__arm64_sys_recvmsg
^
kernel/sys_ni.c:255:1: 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:261:1: warning: no previous prototype for function '__arm64_sys_mremap' [-Wmissing-prototypes]
COND_SYSCALL(mremap);
^
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>:37:1: note: expanded from here
__arm64_sys_mremap
^
kernel/sys_ni.c:261:1: 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:264:1: warning: no previous prototype for function '__arm64_sys_add_key' [-Wmissing-prototypes]
COND_SYSCALL(add_key);
^
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>:38:1: note: expanded from here
__arm64_sys_add_key
^
kernel/sys_ni.c:264:1: 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:265:1: warning: no previous prototype for function '__arm64_sys_request_key' [-Wmissing-prototypes]
COND_SYSCALL(request_key);
^
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>:39:1: note: expanded from here
__arm64_sys_request_key
^
kernel/sys_ni.c:265:1: 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:266:1: warning: no previous prototype for function '__arm64_sys_keyctl' [-Wmissing-prototypes]
COND_SYSCALL(keyctl);
^
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>:40:1: note: expanded from here
__arm64_sys_keyctl
^
kernel/sys_ni.c:266:1: 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:270:1: warning: no previous prototype for function '__arm64_sys_landlock_create_ruleset' [-Wmissing-prototypes]
COND_SYSCALL(landlock_create_ruleset);
^
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_landlock_create_ruleset
^
kernel/sys_ni.c:270:1: 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:271:1: warning: no previous prototype for function '__arm64_sys_landlock_add_rule' [-Wmissing-prototypes]
COND_SYSCALL(landlock_add_rule);
^
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>:46:1: note: expanded from here
__arm64_sys_landlock_add_rule
^
kernel/sys_ni.c:271:1: 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:272:1: warning: no previous prototype for function '__arm64_sys_landlock_restrict_self' [-Wmissing-prototypes]
COND_SYSCALL(landlock_restrict_self);
^
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>:47:1: note: expanded from here
__arm64_sys_landlock_restrict_self
^
kernel/sys_ni.c:272:1: 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:277:1: warning: no previous prototype for function '__arm64_sys_fadvise64_64' [-Wmissing-prototypes]
COND_SYSCALL(fadvise64_64);
^
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>:48:1: note: expanded from here
__arm64_sys_fadvise64_64
^
kernel/sys_ni.c:277:1: 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:280:1: warning: no previous prototype for function '__arm64_sys_swapon' [-Wmissing-prototypes]
COND_SYSCALL(swapon);
^
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>:49:1: note: expanded from here
__arm64_sys_swapon
^
kernel/sys_ni.c:280:1: 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:281:1: warning: no previous prototype for function '__arm64_sys_swapoff' [-Wmissing-prototypes]
COND_SYSCALL(swapoff);
^
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_swapoff
^
kernel/sys_ni.c:281:1: 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:282:1: warning: no previous prototype for function '__arm64_sys_mprotect' [-Wmissing-prototypes]
COND_SYSCALL(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>:51:1: note: expanded from here
__arm64_sys_mprotect
^
kernel/sys_ni.c:282:1: 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:283:1: warning: no previous prototype for function '__arm64_sys_msync' [-Wmissing-prototypes]
COND_SYSCALL(msync);
^
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_msync
^
kernel/sys_ni.c:283:1: 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:284:1: warning: no previous prototype for function '__arm64_sys_mlock' [-Wmissing-prototypes]
COND_SYSCALL(mlock);
^
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_mlock
^
kernel/sys_ni.c:284:1: 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:285:1: warning: no previous prototype for function '__arm64_sys_munlock' [-Wmissing-prototypes]
COND_SYSCALL(munlock);
^
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>:54:1: note: expanded from here
__arm64_sys_munlock
^
kernel/sys_ni.c:285:1: note: declare 'static' if the function is not intended to be used outside of this translation unit

vim +/__arm64_sys_landlock_create_ruleset +270 kernel/sys_ni.c

262
263 /* security/keys/keyctl.c */
264 COND_SYSCALL(add_key);
265 COND_SYSCALL(request_key);
> 266 COND_SYSCALL(keyctl);
267 COND_SYSCALL_COMPAT(keyctl);
268
269 /* security/landlock/syscalls.c */
> 270 COND_SYSCALL(landlock_create_ruleset);
> 271 COND_SYSCALL(landlock_add_rule);
> 272 COND_SYSCALL(landlock_restrict_self);
273

---
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