[linux-next:pending-fixes 45/157] rust/helpers/mutex.c:11:6: sparse: sparse: symbol 'rust_helper___mutex_init' was not declared. Should it be static?

[linux-next:pending-fixes 45/157] rust/helpers/mutex.c:11:6: sparse: sparse: symbol 'rust_helper___mutex_init' was not declared. Should it be static?

[kernel test robot]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git pending-fixes
head:   f81ef06dcf9050528fdb863afc5c8834fd96f8f9
commit: d065cc76054d21e48a839a2a19ba99dbc51a4d11 [45/157] rust: mutex: fix __mutex_init() usage in case of PREEMPT_RT
config: um-randconfig-r133-20241001 (https://download.01.org/0day-ci/archive/20241002/202410020426.l22GnLwB-lkp@intel.com/config)
compiler: clang version 20.0.0git (https://github.com/llvm/llvm-project 7773243d9916f98ba0ffce0c3a960e4aa9f03e81)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241002/202410020426.l22GnLwB-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202410020426.l22GnLwB-lkp@intel.com/

sparse warnings: (new ones prefixed by >>)
   rust/helpers/helpers.c: note: in included file:
   rust/helpers/helpers.c: note: in included file:
   rust/helpers/helpers.c: note: in included file:
   rust/helpers/helpers.c: note: in included file:
   rust/helpers/helpers.c: note: in included file:
   rust/helpers/helpers.c: note: in included file:
>> rust/helpers/mutex.c:11:6: sparse: sparse: symbol 'rust_helper___mutex_init' was not declared. Should it be static?
   rust/helpers/helpers.c: note: in included file:
   rust/helpers/helpers.c: note: in included file:
   rust/helpers/helpers.c: note: in included file:
   rust/helpers/helpers.c: note: in included file:
   rust/helpers/helpers.c: note: in included file:
   rust/helpers/helpers.c: note: in included file:
   rust/helpers/helpers.c: note: in included file:
   rust/helpers/helpers.c: note: in included file:
   rust/helpers/helpers.c: note: in included file:
   rust/helpers/helpers.c: note: in included file:
   rust/helpers/helpers.c: note: in included file:
   rust/helpers/spinlock.c:16:6: sparse: sparse: context imbalance in 'rust_helper_spin_lock' - wrong count at exit
   rust/helpers/spinlock.c:21:6: sparse: sparse: context imbalance in 'rust_helper_spin_unlock' - unexpected unlock

vim +/rust_helper___mutex_init +11 rust/helpers/mutex.c

    10	
  > 11	void rust_helper___mutex_init(struct mutex *mutex, const char *name,

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki