tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: f528a77f54d3c07d0b7feb879d2ba15275a4b3ff commit: b1415ae822e0f2c88266c3f6f8e2b962baa9a579 [2339/2339] interference: Exclude throttle time from rundelay config: x86_64-buildonly-randconfig-005-20250530 (https://download.01.org/0day-ci/archive/20250530/202505301346.VRD8YS7H-lkp@i...) compiler: clang version 20.1.2 (https://github.com/llvm/llvm-project 58df0ef89dd64126512e4ee27b4ac3fd8ddf6247) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250530/202505301346.VRD8YS7H-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/202505301346.VRD8YS7H-lkp@intel.com/ All warnings (new ones prefixed by >>):

...

kernel/sched/core.c:158:5: warning: no previous prototype for function 'sched_task_is_throttled' [-Wmissing-prototypes] 158 | int sched_task_is_throttled(struct task_struct *p, int cpu) | ^ kernel/sched/core.c:158:1: note: declare 'static' if the function is not intended to be used outside of this translation unit 158 | int sched_task_is_throttled(struct task_struct *p, int cpu) | ^ | static kernel/sched/core.c:6465:1: warning: unused function 'class_core_lock_lock_ptr' [-Wunused-function] 6465 | DEFINE_LOCK_GUARD_1(core_lock, int, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 6466 | sched_core_lock(*_T->lock, &_T->flags), | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 6467 | sched_core_unlock(*_T->lock, &_T->flags), | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 6468 | unsigned long flags) | ~~~~~~~~~~~~~~~~~~~~ include/linux/cleanup.h:229:49: note: expanded from macro 'DEFINE_LOCK_GUARD_1' 229 | __DEFINE_CLASS_IS_CONDITIONAL(_name, false); \ | ^ 230 | __DEFINE_UNLOCK_GUARD(_name, _type, _unlock, __VA_ARGS__) \ | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ include/linux/cleanup.h:205:21: note: expanded from macro '\ __DEFINE_UNLOCK_GUARD' 205 | static inline void *class_##_name##_lock_ptr(class_##_name##_t *_T) \ | ^~~~~~~~~~~~~~~~~~~~~~~~ <scratch space>:236:1: note: expanded from here 236 | class_core_lock_lock_ptr | ^~~~~~~~~~~~~~~~~~~~~~~~ 2 warnings generated.

vim +/sched_task_is_throttled +158 kernel/sched/core.c 156 157 #if defined(CONFIG_SCHED_CORE) || defined(CONFIG_CGROUP_IFS)

158 int sched_task_is_throttled(struct task_struct *p, int cpu) 159 { 160 if (p->sched_class->task_is_throttled) 161 return p->sched_class->task_is_throttled(p, cpu); 162 163 return 0; 164 } 165 #endif 166

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