Re: [PATCH] procfs: add syscall statistics

[kernel test robot <lkp@intel.com>]

Hi Zhang,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on linus/master]
[also build test ERROR on next-20220527]
[cannot apply to akpm-mm/mm-everything arm64/for-next/core s390/features tip/x86/core v5.18]
[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/intel-lab-lkp/linux/commits/Zhang-Yuchen/procfs-add-syscall-statistics/20220527-191241
base:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 7e284070abe53d448517b80493863595af4ab5f0
config: csky-randconfig-r002-20220526 (https://download.01.org/0day-ci/archive/20220528/202205280044.z43jIWts-lkp@intel.com/config)
compiler: csky-linux-gcc (GCC) 11.3.0
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://github.com/intel-lab-lkp/linux/commit/979bf5b1b085588caab1cbdce55e40e823c12db9
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Zhang-Yuchen/procfs-add-syscall-statistics/20220527-191241
        git checkout 979bf5b1b085588caab1cbdce55e40e823c12db9
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.3.0 make.cross W=1 O=build_dir ARCH=csky SHELL=/bin/bash arch/csky/kernel/

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

All errors (new ones prefixed by >>):

>> arch/csky/kernel/syscall_table.c:11:14: error: conflicting types for 'sys_call_table'; have 'void * const[451]'
      11 | void * const sys_call_table[__NR_syscalls] __page_aligned_data = {
         |              ^~~~~~~~~~~~~~
   In file included from include/linux/syscalls.h:89,
                    from arch/csky/kernel/syscall_table.c:4:
   arch/csky/include/asm/syscall.h:11:14: note: previous declaration of 'sys_call_table' with type 'void *[]'
      11 | extern void *sys_call_table[];
         |              ^~~~~~~~~~~~~~
   arch/csky/kernel/syscall_table.c:8:35: warning: initialized field overwritten [-Woverride-init]
       8 | #define __SYSCALL(nr, call)[nr] = (call),
         |                                   ^
   include/uapi/asm-generic/unistd.h:29:37: note: in expansion of macro '__SYSCALL'
      29 | #define __SC_COMP(_nr, _sys, _comp) __SYSCALL(_nr, _sys)
         |                                     ^~~~~~~~~
   include/uapi/asm-generic/unistd.h:34:1: note: in expansion of macro '__SC_COMP'
      34 | __SC_COMP(__NR_io_setup, sys_io_setup, compat_sys_io_setup)
         | ^~~~~~~~~
   arch/csky/kernel/syscall_table.c:8:35: note: (near initialization for 'sys_call_table[0]')
       8 | #define __SYSCALL(nr, call)[nr] = (call),
         |                                   ^
   include/uapi/asm-generic/unistd.h:29:37: note: in expansion of macro '__SYSCALL'
      29 | #define __SC_COMP(_nr, _sys, _comp) __SYSCALL(_nr, _sys)
         |                                     ^~~~~~~~~
   include/uapi/asm-generic/unistd.h:34:1: note: in expansion of macro '__SC_COMP'
      34 | __SC_COMP(__NR_io_setup, sys_io_setup, compat_sys_io_setup)
         | ^~~~~~~~~
   arch/csky/kernel/syscall_table.c:8:35: warning: initialized field overwritten [-Woverride-init]
       8 | #define __SYSCALL(nr, call)[nr] = (call),
         |                                   ^
   include/uapi/asm-generic/unistd.h:36:1: note: in expansion of macro '__SYSCALL'
      36 | __SYSCALL(__NR_io_destroy, sys_io_destroy)
         | ^~~~~~~~~
   arch/csky/kernel/syscall_table.c:8:35: note: (near initialization for 'sys_call_table[1]')
       8 | #define __SYSCALL(nr, call)[nr] = (call),
         |                                   ^
   include/uapi/asm-generic/unistd.h:36:1: note: in expansion of macro '__SYSCALL'
      36 | __SYSCALL(__NR_io_destroy, sys_io_destroy)
         | ^~~~~~~~~
   arch/csky/kernel/syscall_table.c:8:35: warning: initialized field overwritten [-Woverride-init]
       8 | #define __SYSCALL(nr, call)[nr] = (call),
         |                                   ^
   include/uapi/asm-generic/unistd.h:29:37: note: in expansion of macro '__SYSCALL'
      29 | #define __SC_COMP(_nr, _sys, _comp) __SYSCALL(_nr, _sys)
         |                                     ^~~~~~~~~
   include/uapi/asm-generic/unistd.h:38:1: note: in expansion of macro '__SC_COMP'
      38 | __SC_COMP(__NR_io_submit, sys_io_submit, compat_sys_io_submit)
         | ^~~~~~~~~
   arch/csky/kernel/syscall_table.c:8:35: note: (near initialization for 'sys_call_table[2]')
       8 | #define __SYSCALL(nr, call)[nr] = (call),
         |                                   ^
   include/uapi/asm-generic/unistd.h:29:37: note: in expansion of macro '__SYSCALL'
      29 | #define __SC_COMP(_nr, _sys, _comp) __SYSCALL(_nr, _sys)
         |                                     ^~~~~~~~~
   include/uapi/asm-generic/unistd.h:38:1: note: in expansion of macro '__SC_COMP'
      38 | __SC_COMP(__NR_io_submit, sys_io_submit, compat_sys_io_submit)
         | ^~~~~~~~~
   arch/csky/kernel/syscall_table.c:8:35: warning: initialized field overwritten [-Woverride-init]
       8 | #define __SYSCALL(nr, call)[nr] = (call),
         |                                   ^
   include/uapi/asm-generic/unistd.h:40:1: note: in expansion of macro '__SYSCALL'
      40 | __SYSCALL(__NR_io_cancel, sys_io_cancel)
         | ^~~~~~~~~
   arch/csky/kernel/syscall_table.c:8:35: note: (near initialization for 'sys_call_table[3]')
       8 | #define __SYSCALL(nr, call)[nr] = (call),
         |                                   ^
   include/uapi/asm-generic/unistd.h:40:1: note: in expansion of macro '__SYSCALL'
      40 | __SYSCALL(__NR_io_cancel, sys_io_cancel)
         | ^~~~~~~~~
   arch/csky/kernel/syscall_table.c:8:35: warning: initialized field overwritten [-Woverride-init]
       8 | #define __SYSCALL(nr, call)[nr] = (call),
         |                                   ^
   include/uapi/asm-generic/unistd.h:20:34: note: in expansion of macro '__SYSCALL'
      20 | #define __SC_3264(_nr, _32, _64) __SYSCALL(_nr, _32)
         |                                  ^~~~~~~~~
   include/uapi/asm-generic/unistd.h:43:1: note: in expansion of macro '__SC_3264'
      43 | __SC_3264(__NR_io_getevents, sys_io_getevents_time32, sys_io_getevents)
         | ^~~~~~~~~
   arch/csky/kernel/syscall_table.c:8:35: note: (near initialization for 'sys_call_table[4]')
       8 | #define __SYSCALL(nr, call)[nr] = (call),
         |                                   ^
   include/uapi/asm-generic/unistd.h:20:34: note: in expansion of macro '__SYSCALL'
      20 | #define __SC_3264(_nr, _32, _64) __SYSCALL(_nr, _32)
         |                                  ^~~~~~~~~
   include/uapi/asm-generic/unistd.h:43:1: note: in expansion of macro '__SC_3264'
      43 | __SC_3264(__NR_io_getevents, sys_io_getevents_time32, sys_io_getevents)
         | ^~~~~~~~~
   arch/csky/kernel/syscall_table.c:8:35: warning: initialized field overwritten [-Woverride-init]
       8 | #define __SYSCALL(nr, call)[nr] = (call),
         |                                   ^
   include/uapi/asm-generic/unistd.h:48:1: note: in expansion of macro '__SYSCALL'
      48 | __SYSCALL(__NR_setxattr, sys_setxattr)
         | ^~~~~~~~~
   arch/csky/kernel/syscall_table.c:8:35: note: (near initialization for 'sys_call_table[5]')
       8 | #define __SYSCALL(nr, call)[nr] = (call),
         |                                   ^
   include/uapi/asm-generic/unistd.h:48:1: note: in expansion of macro '__SYSCALL'
      48 | __SYSCALL(__NR_setxattr, sys_setxattr)
         | ^~~~~~~~~
   arch/csky/kernel/syscall_table.c:8:35: warning: initialized field overwritten [-Woverride-init]
       8 | #define __SYSCALL(nr, call)[nr] = (call),
         |                                   ^


vim +11 arch/csky/kernel/syscall_table.c

4859bfca11c7d6 Guo Ren 2018-09-05   9  
4859bfca11c7d6 Guo Ren 2018-09-05  10  #define sys_fadvise64_64 sys_csky_fadvise64_64
4859bfca11c7d6 Guo Ren 2018-09-05 @11  void * const sys_call_table[__NR_syscalls] __page_aligned_data = {

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