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| author | Srikant Patnaik | 2015-01-13 15:08:24 +0530 |
|---|---|---|
| committer | Srikant Patnaik | 2015-01-13 15:08:24 +0530 |
| commit | 97327692361306d1e6259021bc425e32832fdb50 (patch) | |
| tree | fe9088f3248ec61e24f404f21b9793cb644b7f01 /kernel/sched/cpupri.h | |
| parent | 2d05a8f663478a44e088d122e0d62109bbc801d0 (diff) | |
| parent | a3a8b90b61e21be3dde9101c4e86c881e0f06210 (diff) | |
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dirty fix to merging
Diffstat (limited to 'kernel/sched/cpupri.h')
| -rw-r--r-- | kernel/sched/cpupri.h | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/kernel/sched/cpupri.h b/kernel/sched/cpupri.h new file mode 100644 index 00000000..f6d75617 --- /dev/null +++ b/kernel/sched/cpupri.h @@ -0,0 +1,34 @@ +#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 */ |