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SubjectRe: [PATCH v5 6/7] kallsyms: add /proc/kallmodsyms
Hi Nick,

Thank you for the patch! Perhaps something to improve:

[auto build test WARNING on linux/master]
[also build test WARNING on linus/master v5.15-rc7]
[cannot apply to jeyu/modules-next masahiroy/kconfig next-20211027]
[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/Nick-Alcock/kbuild-bring-back-tristate-conf/20211028-024948
base: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 2f111a6fd5b5297b4e92f53798ca086f7c7d33a4
config: hexagon-randconfig-r041-20211027 (attached as .config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 5db7568a6a1fcb408eb8988abdaff2a225a8eb72)
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/0day-ci/linux/commit/3e2ed787d495a82851cad4d99a369524140966ae
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review Nick-Alcock/kbuild-bring-back-tristate-conf/20211028-024948
git checkout 3e2ed787d495a82851cad4d99a369524140966ae
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 ARCH=hexagon

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 >>):

kernel/kallsyms.c:645:12: warning: no previous prototype for function 'arch_get_kallsym' [-Wmissing-prototypes]
int __weak arch_get_kallsym(unsigned int symnum, unsigned long *value,
^
kernel/kallsyms.c:645:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
int __weak arch_get_kallsym(unsigned int symnum, unsigned long *value,
^
static
kernel/kallsyms.c:1054:30: warning: unused variable 'kallsyms_proc_ops' [-Wunused-const-variable]
static const struct proc_ops kallsyms_proc_ops = {
^
>> kernel/kallsyms.c:1062:30: warning: unused variable 'kallmodsyms_proc_ops' [-Wunused-const-variable]
static const struct proc_ops kallmodsyms_proc_ops = {
^
3 warnings generated.


vim +/kallmodsyms_proc_ops +1062 kernel/kallsyms.c

1060
1061 #ifdef CONFIG_KALLMODSYMS
> 1062 static const struct proc_ops kallmodsyms_proc_ops = {
1063 .proc_open = kallmodsyms_open,
1064 .proc_read = seq_read,
1065 .proc_lseek = seq_lseek,
1066 .proc_release = seq_release_private,
1067 };
1068 #endif
1069

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