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authorPeter Zijlstra <a.p.zijlstra@chello.nl>2008-02-13 15:45:40 +0100
committerIngo Molnar <mingo@elte.hu>2008-02-13 15:45:40 +0100
commit052f1dc7eb02300b05170ae341ccd03b76207778 (patch)
treef58630b7876ae9e4308c0577e36aa13318b7bcfc /kernel/sched_rt.c
parent9f0c1e560c43327b70998e6c702b2f01321130d9 (diff)
downloadblackbird-op-linux-052f1dc7eb02300b05170ae341ccd03b76207778.tar.gz
blackbird-op-linux-052f1dc7eb02300b05170ae341ccd03b76207778.zip
sched: rt-group: make rt groups scheduling configurable
Make the rt group scheduler compile time configurable. Keep it experimental for now. Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'kernel/sched_rt.c')
-rw-r--r--kernel/sched_rt.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/kernel/sched_rt.c b/kernel/sched_rt.c
index 35825b28e429..f54792b175b2 100644
--- a/kernel/sched_rt.c
+++ b/kernel/sched_rt.c
@@ -55,7 +55,7 @@ static inline int on_rt_rq(struct sched_rt_entity *rt_se)
return !list_empty(&rt_se->run_list);
}
-#ifdef CONFIG_FAIR_GROUP_SCHED
+#ifdef CONFIG_RT_GROUP_SCHED
static inline u64 sched_rt_runtime(struct rt_rq *rt_rq)
{
@@ -177,7 +177,7 @@ static inline int rt_rq_throttled(struct rt_rq *rt_rq)
static inline int rt_se_prio(struct sched_rt_entity *rt_se)
{
-#ifdef CONFIG_FAIR_GROUP_SCHED
+#ifdef CONFIG_RT_GROUP_SCHED
struct rt_rq *rt_rq = group_rt_rq(rt_se);
if (rt_rq)
@@ -269,7 +269,7 @@ void inc_rt_tasks(struct sched_rt_entity *rt_se, struct rt_rq *rt_rq)
{
WARN_ON(!rt_prio(rt_se_prio(rt_se)));
rt_rq->rt_nr_running++;
-#if defined CONFIG_SMP || defined CONFIG_FAIR_GROUP_SCHED
+#if defined CONFIG_SMP || defined CONFIG_RT_GROUP_SCHED
if (rt_se_prio(rt_se) < rt_rq->highest_prio)
rt_rq->highest_prio = rt_se_prio(rt_se);
#endif
@@ -281,7 +281,7 @@ void inc_rt_tasks(struct sched_rt_entity *rt_se, struct rt_rq *rt_rq)
update_rt_migration(rq_of_rt_rq(rt_rq));
#endif
-#ifdef CONFIG_FAIR_GROUP_SCHED
+#ifdef CONFIG_RT_GROUP_SCHED
if (rt_se_boosted(rt_se))
rt_rq->rt_nr_boosted++;
#endif
@@ -293,7 +293,7 @@ void dec_rt_tasks(struct sched_rt_entity *rt_se, struct rt_rq *rt_rq)
WARN_ON(!rt_prio(rt_se_prio(rt_se)));
WARN_ON(!rt_rq->rt_nr_running);
rt_rq->rt_nr_running--;
-#if defined CONFIG_SMP || defined CONFIG_FAIR_GROUP_SCHED
+#if defined CONFIG_SMP || defined CONFIG_RT_GROUP_SCHED
if (rt_rq->rt_nr_running) {
struct rt_prio_array *array;
@@ -315,7 +315,7 @@ void dec_rt_tasks(struct sched_rt_entity *rt_se, struct rt_rq *rt_rq)
update_rt_migration(rq_of_rt_rq(rt_rq));
#endif /* CONFIG_SMP */
-#ifdef CONFIG_FAIR_GROUP_SCHED
+#ifdef CONFIG_RT_GROUP_SCHED
if (rt_se_boosted(rt_se))
rt_rq->rt_nr_boosted--;
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