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authorYong Zhang <yong.zhang0@gmail.com>2010-01-29 14:57:52 +0800
committerIngo Molnar <mingo@elte.hu>2010-02-04 09:57:32 +0100
commit74b7eb5885415ed41d012f432398d1b697115b5f (patch)
tree2014e5d505c797dce846c0193a9362003cac3bbd /kernel/sched_rt.c
parent4a461c85b643258e305eb5a3aced34009db2f818 (diff)
downloadlinux-74b7eb5885415ed41d012f432398d1b697115b5f.tar.bz2
sched: Change usage of rt_rq->rt_se to rt_rq->tg->rt_se[cpu]
This is the first step to remove rt_rq member rt_se because it have the same meaning with tg->rt_se[cpu]. And the latter style is also used by the fair scheduling class. Signed-off-by: Yong Zhang <yong.zhang0@gmail.com> Cc: Rusty Russell <rusty@rustcorp.com.au> Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl> LKML-Reference: <2674af741001282257r28c97a92o9f90cf16fe8d3d84@mail.gmail.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'kernel/sched_rt.c')
-rw-r--r--kernel/sched_rt.c10
1 files changed, 8 insertions, 2 deletions
diff --git a/kernel/sched_rt.c b/kernel/sched_rt.c
index ca49ceb01201..bf3e38fdbe6d 100644
--- a/kernel/sched_rt.c
+++ b/kernel/sched_rt.c
@@ -199,8 +199,11 @@ static void dequeue_rt_entity(struct sched_rt_entity *rt_se);
static void sched_rt_rq_enqueue(struct rt_rq *rt_rq)
{
+ int this_cpu = smp_processor_id();
struct task_struct *curr = rq_of_rt_rq(rt_rq)->curr;
- struct sched_rt_entity *rt_se = rt_rq->rt_se;
+ struct sched_rt_entity *rt_se;
+
+ rt_se = rt_rq->tg->rt_se[this_cpu];
if (rt_rq->rt_nr_running) {
if (rt_se && !on_rt_rq(rt_se))
@@ -212,7 +215,10 @@ static void sched_rt_rq_enqueue(struct rt_rq *rt_rq)
static void sched_rt_rq_dequeue(struct rt_rq *rt_rq)
{
- struct sched_rt_entity *rt_se = rt_rq->rt_se;
+ int this_cpu = smp_processor_id();
+ struct sched_rt_entity *rt_se;
+
+ rt_se = rt_rq->tg->rt_se[this_cpu];
if (rt_se && on_rt_rq(rt_se))
dequeue_rt_entity(rt_se);