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