LXR linux/kernel/sched/cpudeadline.h

   1#ifndef _LINUX_CPUDL_H
   2#define _LINUX_CPUDL_H
   3
   4#include <linux/sched.h>
   5
   6#define IDX_INVALID     -1
   7
   8struct cpudl_item {
   9        u64 dl;
  10        int cpu;
  11        int idx;
  12};
  13
  14struct cpudl {
  15        raw_spinlock_t lock;
  16        int size;
  17        cpumask_var_t free_cpus;
  18        struct cpudl_item *elements;
  19};
  20
  21
  22#ifdef CONFIG_SMP
  23int cpudl_find(struct cpudl *cp, struct task_struct *p,
  24               struct cpumask *later_mask);
  25void cpudl_set(struct cpudl *cp, int cpu, u64 dl, int is_valid);
  26int cpudl_init(struct cpudl *cp);
  27void cpudl_cleanup(struct cpudl *cp);
  28#else
  29#define cpudl_set(cp, cpu, dl) do { } while (0)
  30#define cpudl_init() do { } while (0)
  31#endif /* CONFIG_SMP */
  32
  33#endif /* _LINUX_CPUDL_H */
  34