1 #ifndef _LINUX_CPUDL_H 2 #define _LINUX_CPUDL_H 3 4 #include <linux/sched.h> 5 #include <linux/sched/deadline.h> 6 7 #define IDX_INVALID -1 8 9 struct cpudl_item { 10 u64 dl; 11 int cpu; 12 int idx; 13 }; 14 15 struct cpudl { 16 raw_spinlock_t lock; 17 int size; 18 cpumask_var_t free_cpus; 19 struct cpudl_item *elements; 20 }; 21 22 23 #ifdef CONFIG_SMP 24 int cpudl_find(struct cpudl *cp, struct task_struct *p, 25 struct cpumask *later_mask); 26 void cpudl_set(struct cpudl *cp, int cpu, u64 dl); 27 void cpudl_clear(struct cpudl *cp, int cpu); 28 int cpudl_init(struct cpudl *cp); 29 void cpudl_set_freecpu(struct cpudl *cp, int cpu); 30 void cpudl_clear_freecpu(struct cpudl *cp, int cpu); 31 void cpudl_cleanup(struct cpudl *cp); 32 #endif /* CONFIG_SMP */ 33 34 #endif /* _LINUX_CPUDL_H */ 35