diff options
| -rw-r--r-- | include/linux/sched/isolation.h | 17 |
1 files changed, 6 insertions, 11 deletions
diff --git a/include/linux/sched/isolation.h b/include/linux/sched/isolation.h index b7cfbc46286c..040df04fa78a 100644 --- a/include/linux/sched/isolation.h +++ b/include/linux/sched/isolation.h @@ -7,25 +7,20 @@ #ifdef CONFIG_NO_HZ_FULL extern cpumask_var_t housekeeping_mask; - -static inline int housekeeping_any_cpu(void) -{ - return cpumask_any_and(housekeeping_mask, cpu_online_mask); -} - extern void __init housekeeping_init(void); - #else +static inline void housekeeping_init(void) { } +#endif /* CONFIG_NO_HZ_FULL */ static inline int housekeeping_any_cpu(void) { +#ifdef CONFIG_NO_HZ_FULL + if (tick_nohz_full_enabled()) + return cpumask_any_and(housekeeping_mask, cpu_online_mask); +#endif return smp_processor_id(); } -static inline void housekeeping_init(void) { } -#endif /* CONFIG_NO_HZ_FULL */ - - static inline const struct cpumask *housekeeping_cpumask(void) { #ifdef CONFIG_NO_HZ_FULL |