#ifndef _LINUX_CPUDL_H | |
#define _LINUX_CPUDL_H | |
#include <linux/sched.h> | |
#define IDX_INVALID -1 | |
struct cpudl_item { | |
u64 dl; | |
int cpu; | |
int idx; | |
}; | |
struct cpudl { | |
raw_spinlock_t lock; | |
int size; | |
cpumask_var_t free_cpus; | |
struct cpudl_item *elements; | |
}; | |
#ifdef CONFIG_SMP | |
int cpudl_find(struct cpudl *cp, struct task_struct *p, | |
struct cpumask *later_mask); | |
void cpudl_set(struct cpudl *cp, int cpu, u64 dl, int is_valid); | |
int cpudl_init(struct cpudl *cp); | |
void cpudl_cleanup(struct cpudl *cp); | |
#else | |
#define cpudl_set(cp, cpu, dl) do { } while (0) | |
#define cpudl_init() do { } while (0) | |
#endif /* CONFIG_SMP */ | |
#endif /* _LINUX_CPUDL_H */ |