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5710f15b52
Since [sched/cpupri: Remove the vec->lock], member pri_active of struct cpupri is not needed any more, just remove it. Also clean stuff related to it. Signed-off-by: Yong Zhang <yong.zhang0@gmail.com> Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl> Link: http://lkml.kernel.org/r/20110806001004.GA2207@zhy Signed-off-by: Ingo Molnar <mingo@elte.hu>
35 lines
791 B
C
35 lines
791 B
C
#ifndef _LINUX_CPUPRI_H
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#define _LINUX_CPUPRI_H
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#include <linux/sched.h>
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#define CPUPRI_NR_PRIORITIES (MAX_RT_PRIO + 2)
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#define CPUPRI_INVALID -1
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#define CPUPRI_IDLE 0
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#define CPUPRI_NORMAL 1
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/* values 2-101 are RT priorities 0-99 */
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struct cpupri_vec {
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atomic_t count;
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cpumask_var_t mask;
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};
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struct cpupri {
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struct cpupri_vec pri_to_cpu[CPUPRI_NR_PRIORITIES];
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int cpu_to_pri[NR_CPUS];
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};
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#ifdef CONFIG_SMP
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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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#else
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#define cpupri_set(cp, cpu, pri) do { } while (0)
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#define cpupri_init() do { } while (0)
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#endif
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#endif /* _LINUX_CPUPRI_H */
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