From 391e43da797a96aeb65410281891f6d0b0e9611c Mon Sep 17 00:00:00 2001 From: Peter Zijlstra Date: Tue, 15 Nov 2011 17:14:39 +0100 Subject: sched: Move all scheduler bits into kernel/sched/ There's too many sched*.[ch] files in kernel/, give them their own directory. (No code changed, other than Makefile glue added.) Signed-off-by: Peter Zijlstra Signed-off-by: Ingo Molnar --- kernel/sched/cpupri.h | 34 ++++++++++++++++++++++++++++++++++ 1 file changed, 34 insertions(+) create mode 100644 kernel/sched/cpupri.h (limited to 'kernel/sched/cpupri.h') diff --git a/kernel/sched/cpupri.h b/kernel/sched/cpupri.h new file mode 100644 index 000000000000..f6d756173491 --- /dev/null +++ b/kernel/sched/cpupri.h @@ -0,0 +1,34 @@ +#ifndef _LINUX_CPUPRI_H +#define _LINUX_CPUPRI_H + +#include + +#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 */ -- cgit v1.2.3