[linux-next:master 7729/7963] kernel/sys_ni.c:292:1: warning: no previous prototype for function '__arm64_sys_process_mrelease'

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tree:   https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head:   4b358aabb93a2c654cd1dcab1a25a589f6e2b153
commit: 183aaa60c0a7cc081a81360653257572f356d1dc [7729/7963] mm: wire up syscall process_mrelease
config: arm64-randconfig-r034-20210815 (attached as .config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 7776b19eed44906e9973bfb240b6279d6feaab41)
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://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=183aaa60c0a7cc081a81360653257572f356d1dc
        git remote add linux-next https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git
        git fetch --no-tags linux-next master
        git checkout 183aaa60c0a7cc081a81360653257572f356d1dc
        # 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>:53:1: note: expanded from here
   __arm64_sys_msync
   ^
   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_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>:54:1: note: expanded from here
   __arm64_sys_mlock
   ^
   kernel/sys_ni.c:285:1: 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:286:1: 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>:55:1: note: expanded from here
   __arm64_sys_munlock
   ^
   kernel/sys_ni.c:286:1: 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:287:1: warning: no previous prototype for function '__arm64_sys_mlockall' [-Wmissing-prototypes]
   COND_SYSCALL(mlockall);
   ^
   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>:56:1: note: expanded from here
   __arm64_sys_mlockall
   ^
   kernel/sys_ni.c:287:1: 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:288:1: warning: no previous prototype for function '__arm64_sys_munlockall' [-Wmissing-prototypes]
   COND_SYSCALL(munlockall);
   ^
   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>:57:1: note: expanded from here
   __arm64_sys_munlockall
   ^
   kernel/sys_ni.c:288:1: 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:289:1: warning: no previous prototype for function '__arm64_sys_mincore' [-Wmissing-prototypes]
   COND_SYSCALL(mincore);
   ^
   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_mincore
   ^
   kernel/sys_ni.c:289:1: 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:290:1: warning: no previous prototype for function '__arm64_sys_madvise' [-Wmissing-prototypes]
   COND_SYSCALL(madvise);
   ^
   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>:59:1: note: expanded from here
   __arm64_sys_madvise
   ^
   kernel/sys_ni.c:290:1: 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:291:1: warning: no previous prototype for function '__arm64_sys_process_madvise' [-Wmissing-prototypes]
   COND_SYSCALL(process_madvise);
   ^
   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>:60:1: note: expanded from here
   __arm64_sys_process_madvise
   ^
   kernel/sys_ni.c:291:1: 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:292:1: warning: no previous prototype for function '__arm64_sys_process_mrelease' [-Wmissing-prototypes]
   COND_SYSCALL(process_mrelease);
   ^
   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>:61:1: note: expanded from here
   __arm64_sys_process_mrelease
   ^
   kernel/sys_ni.c:292:1: 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:293:1: warning: no previous prototype for function '__arm64_sys_remap_file_pages' [-Wmissing-prototypes]
   COND_SYSCALL(remap_file_pages);
   ^
   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>:62:1: note: expanded from here
   __arm64_sys_remap_file_pages
   ^
   kernel/sys_ni.c:293:1: 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:294:1: warning: no previous prototype for function '__arm64_sys_mbind' [-Wmissing-prototypes]
   COND_SYSCALL(mbind);
   ^
   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_mbind
   ^
   kernel/sys_ni.c:294:1: 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:296:1: warning: no previous prototype for function '__arm64_sys_get_mempolicy' [-Wmissing-prototypes]
   COND_SYSCALL(get_mempolicy);
   ^
   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_get_mempolicy
   ^
   kernel/sys_ni.c:296:1: 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:298:1: warning: no previous prototype for function '__arm64_sys_set_mempolicy' [-Wmissing-prototypes]
   COND_SYSCALL(set_mempolicy);
   ^
   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_set_mempolicy
   ^
   kernel/sys_ni.c:298:1: 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:300:1: warning: no previous prototype for function '__arm64_sys_migrate_pages' [-Wmissing-prototypes]
   COND_SYSCALL(migrate_pages);
   ^
   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>:78:1: note: expanded from here
   __arm64_sys_migrate_pages
   ^
   kernel/sys_ni.c:300:1: 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:302:1: warning: no previous prototype for function '__arm64_sys_move_pages' [-Wmissing-prototypes]
   COND_SYSCALL(move_pages);
   ^
   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>:83:1: note: expanded from here
   __arm64_sys_move_pages
   ^
   kernel/sys_ni.c:302:1: 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:305:1: warning: no previous prototype for function '__arm64_sys_perf_event_open' [-Wmissing-prototypes]
   COND_SYSCALL(perf_event_open);
   ^
   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>:88:1: note: expanded from here
   __arm64_sys_perf_event_open
   ^
   kernel/sys_ni.c:305:1: note: declare 'static' if the function is not intended to be used outside of this translation unit


vim +/__arm64_sys_process_mrelease +292 kernel/sys_ni.c

   279	
   280	/* mm/, CONFIG_MMU only */
   281	COND_SYSCALL(swapon);
   282	COND_SYSCALL(swapoff);
   283	COND_SYSCALL(mprotect);
   284	COND_SYSCALL(msync);
   285	COND_SYSCALL(mlock);
   286	COND_SYSCALL(munlock);
   287	COND_SYSCALL(mlockall);
   288	COND_SYSCALL(munlockall);
   289	COND_SYSCALL(mincore);
   290	COND_SYSCALL(madvise);
   291	COND_SYSCALL(process_madvise);
 > 292	COND_SYSCALL(process_mrelease);
   293	COND_SYSCALL(remap_file_pages);
   294	COND_SYSCALL(mbind);
   295	COND_SYSCALL_COMPAT(mbind);
   296	COND_SYSCALL(get_mempolicy);
   297	COND_SYSCALL_COMPAT(get_mempolicy);
   298	COND_SYSCALL(set_mempolicy);
   299	COND_SYSCALL_COMPAT(set_mempolicy);
   300	COND_SYSCALL(migrate_pages);
   301	COND_SYSCALL_COMPAT(migrate_pages);
   302	COND_SYSCALL(move_pages);
   303	COND_SYSCALL_COMPAT(move_pages);
   304	

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

Attachment: .config.gz
Description: application/gzip


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