cpupri.h 674 字节
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#ifndef _LINUX_CPUPRI_H
#define _LINUX_CPUPRI_H

#include <linux/sched.h>

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#define CPUPRI_NR_PRIORITIES	(MAX_RT_PRIO + 2)
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#define CPUPRI_INVALID -1
#define CPUPRI_IDLE     0
#define CPUPRI_NORMAL   1
/* values 2-101 are RT priorities 0-99 */

struct cpupri_vec {
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	atomic_t	count;
	cpumask_var_t	mask;
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};

struct cpupri {
	struct cpupri_vec pri_to_cpu[CPUPRI_NR_PRIORITIES];
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	int *cpu_to_pri;
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};

#ifdef CONFIG_SMP
int  cpupri_find(struct cpupri *cp,
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		 struct task_struct *p, struct cpumask *lowest_mask);
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void cpupri_set(struct cpupri *cp, int cpu, int pri);
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int cpupri_init(struct cpupri *cp);
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void cpupri_cleanup(struct cpupri *cp);
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#endif

#endif /* _LINUX_CPUPRI_H */