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git.proxmox.com Git - mirror_ubuntu-bionic-kernel.git/blob - include/linux/sched/nohz.h
1 #ifndef _LINUX_SCHED_NOHZ_H
2 #define _LINUX_SCHED_NOHZ_H
5 * This is the interface between the scheduler and nohz/dyntics:
8 #if defined(CONFIG_SMP) && defined(CONFIG_NO_HZ_COMMON)
9 extern void cpu_load_update_nohz_start(void);
10 extern void cpu_load_update_nohz_stop(void);
12 static inline void cpu_load_update_nohz_start(void) { }
13 static inline void cpu_load_update_nohz_stop(void) { }
16 #if defined(CONFIG_SMP) && defined(CONFIG_NO_HZ_COMMON)
17 extern void nohz_balance_enter_idle(int cpu
);
18 extern void set_cpu_sd_state_idle(void);
19 extern int get_nohz_timer_target(void);
21 static inline void nohz_balance_enter_idle(int cpu
) { }
22 static inline void set_cpu_sd_state_idle(void) { }
25 #ifdef CONFIG_NO_HZ_COMMON
26 void calc_load_enter_idle(void);
27 void calc_load_exit_idle(void);
29 static inline void calc_load_enter_idle(void) { }
30 static inline void calc_load_exit_idle(void) { }
31 #endif /* CONFIG_NO_HZ_COMMON */
33 #if defined(CONFIG_NO_HZ_COMMON) && defined(CONFIG_SMP)
34 extern void wake_up_nohz_cpu(int cpu
);
36 static inline void wake_up_nohz_cpu(int cpu
) { }
39 #ifdef CONFIG_NO_HZ_FULL
40 extern u64
scheduler_tick_max_deferment(void);
43 #endif /* _LINUX_SCHED_NOHZ_H */