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#ifndef _LINUX_SCHED_ISOLATION_H
#define _LINUX_SCHED_ISOLATION_H
#include <linux/cpumask.h>
#include <linux/init.h>
#include <linux/tick.h>
#ifdef CONFIG_NO_HZ_FULL
extern int housekeeping_any_cpu(void);
extern const struct cpumask *housekeeping_cpumask(void);
extern void housekeeping_affine(struct task_struct *t);
extern bool housekeeping_test_cpu(int cpu);
extern void __init housekeeping_init(void);
#else
static inline int housekeeping_any_cpu(void)
{
return smp_processor_id();
}
static inline const struct cpumask *housekeeping_cpumask(void)
{
return cpu_possible_mask;
}
static inline void housekeeping_affine(struct task_struct *t) { }
static inline void housekeeping_init(void) { }
#endif /* CONFIG_NO_HZ_FULL */
static inline bool is_housekeeping_cpu(int cpu)
{
#ifdef CONFIG_NO_HZ_FULL
if (tick_nohz_full_enabled())
return housekeeping_test_cpu(cpu);
#endif
return true;
}
#endif /* _LINUX_SCHED_ISOLATION_H */
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