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authorIngo Molnar <mingo@elte.hu>2007-07-09 18:51:59 +0200
committerIngo Molnar <mingo@elte.hu>2007-07-09 18:51:59 +0200
commit14531189f0a1071b928586e9e1a89eceac91d95f (patch)
treebb5ddb4a284e42b76a2f9378788ddb0ec4c8689f /kernel
parent71f8bd4600521fecb08644072052b85853a5a615 (diff)
downloadop-kernel-dev-14531189f0a1071b928586e9e1a89eceac91d95f.zip
op-kernel-dev-14531189f0a1071b928586e9e1a89eceac91d95f.tar.gz
sched: clean up __normal_prio() position
clean up: move __normal_prio() in head of normal_prio(). no code changed. Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'kernel')
-rw-r--r--kernel/sched.c58
1 files changed, 29 insertions, 29 deletions
diff --git a/kernel/sched.c b/kernel/sched.c
index 683d2a5..5cd069b 100644
--- a/kernel/sched.c
+++ b/kernel/sched.c
@@ -672,35 +672,6 @@ static inline void resched_task(struct task_struct *p)
#include "sched_stats.h"
/*
- * __normal_prio - return the priority that is based on the static
- * priority but is modified by bonuses/penalties.
- *
- * We scale the actual sleep average [0 .... MAX_SLEEP_AVG]
- * into the -5 ... 0 ... +5 bonus/penalty range.
- *
- * We use 25% of the full 0...39 priority range so that:
- *
- * 1) nice +19 interactive tasks do not preempt nice 0 CPU hogs.
- * 2) nice -20 CPU hogs do not get preempted by nice 0 tasks.
- *
- * Both properties are important to certain workloads.
- */
-
-static inline int __normal_prio(struct task_struct *p)
-{
- int bonus, prio;
-
- bonus = CURRENT_BONUS(p) - MAX_BONUS / 2;
-
- prio = p->static_prio - bonus;
- if (prio < MAX_RT_PRIO)
- prio = MAX_RT_PRIO;
- if (prio > MAX_PRIO-1)
- prio = MAX_PRIO-1;
- return prio;
-}
-
-/*
* To aid in avoiding the subversion of "niceness" due to uneven distribution
* of tasks with abnormal "nice" values across CPUs the contribution that
* each task makes to its run queue's load is weighted according to its
@@ -803,6 +774,35 @@ enqueue_task_head(struct task_struct *p, struct prio_array *array)
}
/*
+ * __normal_prio - return the priority that is based on the static
+ * priority but is modified by bonuses/penalties.
+ *
+ * We scale the actual sleep average [0 .... MAX_SLEEP_AVG]
+ * into the -5 ... 0 ... +5 bonus/penalty range.
+ *
+ * We use 25% of the full 0...39 priority range so that:
+ *
+ * 1) nice +19 interactive tasks do not preempt nice 0 CPU hogs.
+ * 2) nice -20 CPU hogs do not get preempted by nice 0 tasks.
+ *
+ * Both properties are important to certain workloads.
+ */
+
+static inline int __normal_prio(struct task_struct *p)
+{
+ int bonus, prio;
+
+ bonus = CURRENT_BONUS(p) - MAX_BONUS / 2;
+
+ prio = p->static_prio - bonus;
+ if (prio < MAX_RT_PRIO)
+ prio = MAX_RT_PRIO;
+ if (prio > MAX_PRIO-1)
+ prio = MAX_PRIO-1;
+ return prio;
+}
+
+/*
* Calculate the expected normal priority: i.e. priority
* without taking RT-inheritance into account. Might be
* boosted by interactivity modifiers. Changes upon fork,
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