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-rw-r--r--kernel/sched_rt.c13
1 files changed, 10 insertions, 3 deletions
diff --git a/kernel/sched_rt.c b/kernel/sched_rt.c
index 58cf5d18dfdc..db04161fe37c 100644
--- a/kernel/sched_rt.c
+++ b/kernel/sched_rt.c
@@ -3,6 +3,8 @@
3 * policies) 3 * policies)
4 */ 4 */
5 5
6#include <litmus/litmus.h>
7
6#ifdef CONFIG_RT_GROUP_SCHED 8#ifdef CONFIG_RT_GROUP_SCHED
7 9
8#define rt_entity_is_task(rt_se) (!(rt_se)->my_q) 10#define rt_entity_is_task(rt_se) (!(rt_se)->my_q)
@@ -228,8 +230,11 @@ static void sched_rt_rq_enqueue(struct rt_rq *rt_rq)
228 if (rt_rq->rt_nr_running) { 230 if (rt_rq->rt_nr_running) {
229 if (rt_se && !on_rt_rq(rt_se)) 231 if (rt_se && !on_rt_rq(rt_se))
230 enqueue_rt_entity(rt_se, false); 232 enqueue_rt_entity(rt_se, false);
231 if (rt_rq->highest_prio.curr < curr->prio) 233 if (rt_rq->highest_prio.curr < curr->prio &&
234 /* Don't subject LITMUS tasks to remote reschedules */
235 !is_realtime(curr)) {
232 resched_task(curr); 236 resched_task(curr);
237 }
233 } 238 }
234} 239}
235 240
@@ -322,8 +327,10 @@ static inline struct rt_rq *group_rt_rq(struct sched_rt_entity *rt_se)
322 327
323static inline void sched_rt_rq_enqueue(struct rt_rq *rt_rq) 328static inline void sched_rt_rq_enqueue(struct rt_rq *rt_rq)
324{ 329{
325 if (rt_rq->rt_nr_running) 330 struct task_struct *curr = rq_of_rt_rq(rt_rq)->curr;
326 resched_task(rq_of_rt_rq(rt_rq)->curr); 331
332 if (rt_rq->rt_nr_running && !is_realtime(curr))
333 resched_task(curr);
327} 334}
328 335
329static inline void sched_rt_rq_dequeue(struct rt_rq *rt_rq) 336static inline void sched_rt_rq_dequeue(struct rt_rq *rt_rq)