tick_nohz_dep_clear_cpu  200 include/linux/tick.h extern void tick_nohz_dep_clear_cpu(int cpu, enum tick_dep_bits bit);
tick_nohz_dep_clear_cpu  235 include/linux/tick.h 		tick_nohz_dep_clear_cpu(cpu, bit);
tick_nohz_dep_clear_cpu 1919 kernel/sched/sched.h 		tick_nohz_dep_clear_cpu(cpu, TICK_DEP_BIT_SCHED);