sched: cfs core, kernel/sched_fair.c

[powerpc.git] / include / linux / sched.h

diff --git a/include/linux/sched.h b/include/linux/sched.h
index 4b912e7..9042032 100644 (file)
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -195,6 +195,7 @@ struct task_struct;
 extern void sched_init(void);
 extern void sched_init_smp(void);
 extern void init_idle(struct task_struct *idle, int cpu);
+extern void init_idle_bootup_task(struct task_struct *idle);
 
 extern cpumask_t nohz_cpu_mask;
 #if defined(CONFIG_SMP) && defined(CONFIG_NO_HZ)
@@ -651,7 +652,14 @@ enum cpu_idle_type {
 /*
  * sched-domains (multiprocessor balancing) declarations:
  */
-#define SCHED_LOAD_SCALE       128UL   /* increase resolution of load */
+
+/*
+ * Increase resolution of nice-level calculations:
+ */
+#define SCHED_LOAD_SHIFT       10
+#define SCHED_LOAD_SCALE       (1L << SCHED_LOAD_SHIFT)
+
+#define SCHED_LOAD_SCALE_FUZZ  (SCHED_LOAD_SCALE >> 5)
 
 #ifdef CONFIG_SMP
 #define SD_LOAD_BALANCE                1       /* Do load balancing on this domain. */
@@ -1235,6 +1243,14 @@ static inline void idle_task_exit(void) {}
 
 extern void sched_idle_next(void);
 
+extern unsigned int sysctl_sched_granularity;
+extern unsigned int sysctl_sched_wakeup_granularity;
+extern unsigned int sysctl_sched_batch_wakeup_granularity;
+extern unsigned int sysctl_sched_stat_granularity;
+extern unsigned int sysctl_sched_runtime_limit;
+extern unsigned int sysctl_sched_child_runs_first;
+extern unsigned int sysctl_sched_features;
+
 #ifdef CONFIG_RT_MUTEXES
 extern int rt_mutex_getprio(struct task_struct *p);
 extern void rt_mutex_setprio(struct task_struct *p, int prio);