LXR linux/include/linux/sched/nohz.h

   1/* SPDX-License-Identifier: GPL-2.0 */
   2#ifndef _LINUX_SCHED_NOHZ_H
   3#define _LINUX_SCHED_NOHZ_H
   4
   5/*
   6 * This is the interface between the scheduler and nohz/dynticks:
   7 */
   8
   9#if defined(CONFIG_SMP) && defined(CONFIG_NO_HZ_COMMON)
  10extern void nohz_balance_enter_idle(int cpu);
  11extern int get_nohz_timer_target(void);
  12#else
  13static inline void nohz_balance_enter_idle(int cpu) { }
  14#endif
  15
  16#ifdef CONFIG_NO_HZ_COMMON
  17void calc_load_nohz_start(void);
  18void calc_load_nohz_remote(struct rq *rq);
  19void calc_load_nohz_stop(void);
  20#else
  21static inline void calc_load_nohz_start(void) { }
  22static inline void calc_load_nohz_remote(struct rq *rq) { }
  23static inline void calc_load_nohz_stop(void) { }
  24#endif /* CONFIG_NO_HZ_COMMON */
  25
  26#if defined(CONFIG_NO_HZ_COMMON) && defined(CONFIG_SMP)
  27extern void wake_up_nohz_cpu(int cpu);
  28#else
  29static inline void wake_up_nohz_cpu(int cpu) { }
  30#endif
  31
  32#endif /* _LINUX_SCHED_NOHZ_H */
  33