Hi Zhang, FYI, the error/warning still remains. tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: 84404f248a61323e09909849803ea4efce81742f commit: a3c9f2da0a35df4e41751556be4308f57bdaf3d6 [1659/13950] sched: Introduce handle priority reversion mechanism config: loongarch-randconfig-002-20240916 (https://download.01.org/0day-ci/archive/20240916/202409160256.rcSYesB7-lkp@i...) compiler: loongarch64-linux-gcc (GCC) 14.1.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240916/202409160256.rcSYesB7-lkp@i...) 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/202409160256.rcSYesB7-lkp@intel.com/ All warnings (new ones prefixed by >>):

...

kernel/sched/fair.c:146:12: warning: 'hundred_thousand' defined but not used [-Wunused-variable] 146 | static int hundred_thousand = 100000; | ^~~~~~~~~~~~~~~~ kernel/sched/fair.c:145:12: warning: 'one_thousand' defined but not used [-Wunused-variable] 145 | static int one_thousand = 1000; | ^~~~~~~~~~~~

vim +/hundred_thousand +146 kernel/sched/fair.c 139 140 static DEFINE_PER_CPU_SHARED_ALIGNED(struct list_head, qos_throttled_cfs_rq); 141 static DEFINE_PER_CPU_SHARED_ALIGNED(struct hrtimer, qos_overload_timer); 142 static DEFINE_PER_CPU(int, qos_cpu_overload); 143 unsigned int sysctl_overload_detect_period = 5000; /* in ms */ 144 unsigned int sysctl_offline_wait_interval = 100; /* in ms */

145 static int one_thousand = 1000; 146 static int hundred_thousand = 100000; 147 static int unthrottle_qos_cfs_rqs(int cpu); 148 #endif 149

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