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* Re: [RFC PATCH v2 3/3] mm/mempolicy: wire up syscall set_mempolicy_home_node
       [not found] <20211020092453.179929-3-aneesh.kumar@linux.ibm.com>
@ 2021-10-20 19:24 ` kernel test robot
  2021-10-21  6:01   ` Aneesh Kumar K.V
  0 siblings, 1 reply; 3+ messages in thread
From: kernel test robot @ 2021-10-20 19:24 UTC (permalink / raw)
  To: Aneesh Kumar K.V; +Cc: llvm, kbuild-all

[-- Attachment #1: Type: text/plain, Size: 14664 bytes --]

Hi "Aneesh,

[FYI, it's a private test report for your RFC patch.]
[auto build test WARNING on arm64/for-next/core]
[also build test WARNING on linus/master v5.15-rc6]
[cannot apply to hnaz-mm/master tip/x86/asm next-20211020]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]

url:    https://github.com/0day-ci/linux/commits/Aneesh-Kumar-K-V/mm-mempolicy-use-policy_node-helper-with-MPOL_PREFERRED_MANY/20211020-172721
base:   https://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-next/core
config: arm64-randconfig-r033-20211019 (attached as .config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 9660563950aaed54020bfdf0be07e7096a9553e4)
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/0day-ci/linux/commit/10f30e8157782f17ae682c2bbca95c226af3612a
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Aneesh-Kumar-K-V/mm-mempolicy-use-policy_node-helper-with-MPOL_PREFERRED_MANY/20211020-172721
        git checkout 10f30e8157782f17ae682c2bbca95c226af3612a
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 ARCH=arm64 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>

All warnings (new ones prefixed by >>):

           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:295:1: 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>:64:1: note: expanded from here
   __arm64_sys_get_mempolicy
   ^
   kernel/sys_ni.c:295:1: 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_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>:65:1: note: expanded from here
   __arm64_sys_set_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:297:1: 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>:66:1: note: expanded from here
   __arm64_sys_migrate_pages
   ^
   kernel/sys_ni.c:297:1: 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_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>:67:1: note: expanded from here
   __arm64_sys_move_pages
   ^
   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:299:1: warning: no previous prototype for function '__arm64_sys_set_mempolicy_home_node' [-Wmissing-prototypes]
   COND_SYSCALL(set_mempolicy_home_node);
   ^
   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_set_mempolicy_home_node
   ^
   kernel/sys_ni.c:299:1: 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:301:1: 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>:69:1: note: expanded from here
   __arm64_sys_perf_event_open
   ^
   kernel/sys_ni.c:301:1: 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_accept4' [-Wmissing-prototypes]
   COND_SYSCALL(accept4);
   ^
   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_accept4
   ^
   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:303:1: warning: no previous prototype for function '__arm64_sys_recvmmsg' [-Wmissing-prototypes]
   COND_SYSCALL(recvmmsg);
   ^
   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_recvmmsg
   ^
   kernel/sys_ni.c:303:1: 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:304:1: warning: no previous prototype for function '__arm64_sys_recvmmsg_time32' [-Wmissing-prototypes]
   COND_SYSCALL(recvmmsg_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>:72:1: note: expanded from here
   __arm64_sys_recvmmsg_time32
   ^
   kernel/sys_ni.c:304:1: 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:313:1: warning: no previous prototype for function '__arm64_sys_fanotify_init' [-Wmissing-prototypes]
   COND_SYSCALL(fanotify_init);
   ^
   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>:81:1: note: expanded from here
   __arm64_sys_fanotify_init
   ^
   kernel/sys_ni.c:313:1: 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:314:1: warning: no previous prototype for function '__arm64_sys_fanotify_mark' [-Wmissing-prototypes]
   COND_SYSCALL(fanotify_mark);
   ^
   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>:82:1: note: expanded from here
   __arm64_sys_fanotify_mark
   ^
   kernel/sys_ni.c:314:1: 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:317:1: warning: no previous prototype for function '__arm64_sys_name_to_handle_at' [-Wmissing-prototypes]
   COND_SYSCALL(name_to_handle_at);
   ^
   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_name_to_handle_at
   ^
   kernel/sys_ni.c:317:1: note: declare 'static' if the function is not intended to be used outside of this translation unit


vim +/__arm64_sys_set_mempolicy_home_node +299 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(get_mempolicy);
   296	COND_SYSCALL(set_mempolicy);
   297	COND_SYSCALL(migrate_pages);
 > 298	COND_SYSCALL(move_pages);
 > 299	COND_SYSCALL(set_mempolicy_home_node);
   300	

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

[-- Attachment #2: .config.gz --]
[-- Type: application/gzip, Size: 42044 bytes --]

^ permalink raw reply	[flat|nested] 3+ messages in thread

* Re: [RFC PATCH v2 3/3] mm/mempolicy: wire up syscall set_mempolicy_home_node
  2021-10-20 19:24 ` [RFC PATCH v2 3/3] mm/mempolicy: wire up syscall set_mempolicy_home_node kernel test robot
@ 2021-10-21  6:01   ` Aneesh Kumar K.V
  2021-10-21 16:44     ` Nick Desaulniers
  0 siblings, 1 reply; 3+ messages in thread
From: Aneesh Kumar K.V @ 2021-10-21  6:01 UTC (permalink / raw)
  To: kernel test robot; +Cc: llvm, kbuild-all

On 10/21/21 00:54, kernel test robot wrote:
> Hi "Aneesh,
> 
> [FYI, it's a private test report for your RFC patch.]
> [auto build test WARNING on arm64/for-next/core]
> [also build test WARNING on linus/master v5.15-rc6]
> [cannot apply to hnaz-mm/master tip/x86/asm next-20211020]
> [If your patch is applied to the wrong git tree, kindly drop us a note.
> And when submitting patch, we suggest to use '--base' as documented in
> https://git-scm.com/docs/git-format-patch]
> 
> url:    https://github.com/0day-ci/linux/commits/Aneesh-Kumar-K-V/mm-mempolicy-use-policy_node-helper-with-MPOL_PREFERRED_MANY/20211020-172721
> base:   https://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-next/core
> config: arm64-randconfig-r033-20211019 (attached as .config)
> compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 9660563950aaed54020bfdf0be07e7096a9553e4)
> 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/0day-ci/linux/commit/10f30e8157782f17ae682c2bbca95c226af3612a
>          git remote add linux-review https://github.com/0day-ci/linux
>          git fetch --no-tags linux-review Aneesh-Kumar-K-V/mm-mempolicy-use-policy_node-helper-with-MPOL_PREFERRED_MANY/20211020-172721
>          git checkout 10f30e8157782f17ae682c2bbca95c226af3612a
>          # save the attached .config to linux build tree
>          COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 ARCH=arm64
> 
> If you fix the issue, kindly add following tag as appropriate
> Reported-by: kernel test robot <lkp@intel.com>
> 
> All warnings (new ones prefixed by >>):
> 
>             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)   \
>                        ^

Is this clang specific? I am not able to recreate this with gcc 10 cross 
compiling.

-aneesh

^ permalink raw reply	[flat|nested] 3+ messages in thread

* Re: [RFC PATCH v2 3/3] mm/mempolicy: wire up syscall set_mempolicy_home_node
  2021-10-21  6:01   ` Aneesh Kumar K.V
@ 2021-10-21 16:44     ` Nick Desaulniers
  0 siblings, 0 replies; 3+ messages in thread
From: Nick Desaulniers @ 2021-10-21 16:44 UTC (permalink / raw)
  To: Aneesh Kumar K.V; +Cc: kernel test robot, llvm, kbuild-all

On Wed, Oct 20, 2021 at 11:01 PM Aneesh Kumar K.V
<aneesh.kumar@linux.ibm.com> wrote:
>
> On 10/21/21 00:54, kernel test robot wrote:
> > Hi "Aneesh,
> >
> > [FYI, it's a private test report for your RFC patch.]
> > [auto build test WARNING on arm64/for-next/core]
> > [also build test WARNING on linus/master v5.15-rc6]
> > [cannot apply to hnaz-mm/master tip/x86/asm next-20211020]
> > [If your patch is applied to the wrong git tree, kindly drop us a note.
> > And when submitting patch, we suggest to use '--base' as documented in
> > https://git-scm.com/docs/git-format-patch]
> >
> > url:    https://github.com/0day-ci/linux/commits/Aneesh-Kumar-K-V/mm-mempolicy-use-policy_node-helper-with-MPOL_PREFERRED_MANY/20211020-172721
> > base:   https://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-next/core
> > config: arm64-randconfig-r033-20211019 (attached as .config)
> > compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 9660563950aaed54020bfdf0be07e7096a9553e4)
> > reproduce (this is a W=1 build):

^ W=1

> >          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/0day-ci/linux/commit/10f30e8157782f17ae682c2bbca95c226af3612a
> >          git remote add linux-review https://github.com/0day-ci/linux
> >          git fetch --no-tags linux-review Aneesh-Kumar-K-V/mm-mempolicy-use-policy_node-helper-with-MPOL_PREFERRED_MANY/20211020-172721
> >          git checkout 10f30e8157782f17ae682c2bbca95c226af3612a
> >          # save the attached .config to linux build tree
> >          COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 ARCH=arm64
> >
> > If you fix the issue, kindly add following tag as appropriate
> > Reported-by: kernel test robot <lkp@intel.com>
> >
> > All warnings (new ones prefixed by >>):
> >
> >             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)   \
> >                        ^
>
> Is this clang specific? I am not able to recreate this with gcc 10 cross
> compiling.

Did you build with `make ... W=1`? I suspect GCC will print those
additional warnings, too, at W=1.
-- 
Thanks,
~Nick Desaulniers

^ permalink raw reply	[flat|nested] 3+ messages in thread

end of thread, other threads:[~2021-10-21 16:44 UTC | newest]

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     [not found] <20211020092453.179929-3-aneesh.kumar@linux.ibm.com>
2021-10-20 19:24 ` [RFC PATCH v2 3/3] mm/mempolicy: wire up syscall set_mempolicy_home_node kernel test robot
2021-10-21  6:01   ` Aneesh Kumar K.V
2021-10-21 16:44     ` Nick Desaulniers

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