[linux-next:master 9966/13055] kernel/watchdog.c:74:22: warning: unused variable 'hardlockup_si_mask'

kernel test robot
2025-12-03T01:06:09Z

tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head: 47b7b5e32bb7264b51b89186043e1ada4090b558
commit: a9af76a78760717361cccc884dc649e30db61c8b [9966/13055] watchdog: add sys_info sysctls to dump sys info on system lockup
config: powerpc64-randconfig-002-20251203 (https://download.01.org/0day-ci/archive/20251203/202512030920.NFKtekA7-lkp@intel.com/config)
compiler: clang version 22.0.0git (https://github.com/llvm/llvm-project 734a912d0f025559fcf76bde9aaaeb0383c1625a)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251203/202512030920.NFKtekA7-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/202512030920.NFKtekA7-lkp@intel.com/

All warnings (new ones prefixed by >>):

>> kernel/watchdog.c:74:22: warning: unused variable 'hardlockup_si_mask' [-Wunused-variable]
74 | static unsigned long hardlockup_si_mask;
| ^~~~~~~~~~~~~~~~~~
1 warning generated.

vim +/hardlockup_si_mask +74 kernel/watchdog.c

62
63 /*
64 * Should we panic when a soft-lockup or hard-lockup occurs:
65 */
66 unsigned int __read_mostly hardlockup_panic =
67 IS_ENABLED(CONFIG_BOOTPARAM_HARDLOCKUP_PANIC);
68
69 /*
70 * bitmasks to control what kinds of system info to be printed when
71 * hard lockup is detected, it could be task, memory, lock etc.
72 * Refer include/linux/sys_info.h for detailed bit definition.
73 */
> 74 static unsigned long hardlockup_si_mask;
75

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