kernel/sched/cpudeadline.h

   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 */