[GitHub/mt8127/android_kernel_alcatel_ttab.git] / kernel / sched / cpupri.h

#ifndef _LINUX_CPUPRI_H
#define _LINUX_CPUPRI_H

#include <linux/sched.h>

#define CPUPRI_NR_PRIORITIES	(MAX_RT_PRIO + 2)

#define CPUPRI_INVALID -1
#define CPUPRI_IDLE     0
#define CPUPRI_NORMAL   1
/* values 2-101 are RT priorities 0-99 */

struct cpupri_vec {
	atomic_t	count;
	cpumask_var_t	mask;
};

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

#ifdef CONFIG_SMP
int  cpupri_find(struct cpupri *cp,
		 struct task_struct *p, struct cpumask *lowest_mask);
void cpupri_set(struct cpupri *cp, int cpu, int pri);
int cpupri_init(struct cpupri *cp);
void cpupri_cleanup(struct cpupri *cp);
#else
#define cpupri_set(cp, cpu, pri) do { } while (0)
#define cpupri_init() do { } while (0)
#endif

#endif /* _LINUX_CPUPRI_H */
Commit	Line	Data
6e0534f2 GH	1	#ifndef _LINUX_CPUPRI_H
	2	#define _LINUX_CPUPRI_H
	3
	4	#include <linux/sched.h>
	5
e539d8fc	6	#define CPUPRI_NR_PRIORITIES (MAX_RT_PRIO + 2)
6e0534f2 GH	7
	8	#define CPUPRI_INVALID -1
	9	#define CPUPRI_IDLE 0
	10	#define CPUPRI_NORMAL 1
	11	/* values 2-101 are RT priorities 0-99 */
	12
	13	struct cpupri_vec {
c92211d9 SR	14	atomic_t count;
c92211d9 SR	15	cpumask_var_t mask;
6e0534f2 GH	16	};
	17
	18	struct cpupri {
	19	struct cpupri_vec pri_to_cpu[CPUPRI_NR_PRIORITIES];
6e0534f2 GH	20	int cpu_to_pri[NR_CPUS];
	21	};
	22
	23	#ifdef CONFIG_SMP
	24	int cpupri_find(struct cpupri *cp,
612a726f	25	struct task_struct p, struct cpumask lowest_mask);
6e0534f2	26	void cpupri_set(struct cpupri *cp, int cpu, int pri);
68c38fc3	27	int cpupri_init(struct cpupri *cp);
68e74568	28	void cpupri_cleanup(struct cpupri *cp);
6e0534f2 GH	29	#else
	30	#define cpupri_set(cp, cpu, pri) do { } while (0)
	31	#define cpupri_init() do { } while (0)
	32	#endif
	33
	34	#endif /* _LINUX_CPUPRI_H */