sched: fix minor bug in yield
- fix a minor bug in yield (seen for CONFIG_FAIR_GROUP_SCHED),
group scheduling would skew when yield was called.
Signed-off-by: Srivatsa Vaddagiri <vatsa@linux.vnet.ibm.com>
Signed-off-by: Dhaval Giani <dhaval@linux.vnet.ibm.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Reviewed-by: Thomas Gleixner <tglx@linutronix.de>
diff --git a/kernel/sched_fair.c b/kernel/sched_fair.c
index 92563cd..d8d2e2f 100644
--- a/kernel/sched_fair.c
+++ b/kernel/sched_fair.c
@@ -725,7 +725,7 @@
*/
static void yield_task_fair(struct rq *rq)
{
- struct cfs_rq *cfs_rq = &rq->cfs;
+ struct cfs_rq *cfs_rq = task_cfs_rq(rq->curr);
struct rb_node **link = &cfs_rq->tasks_timeline.rb_node;
struct sched_entity *rightmost, *se = &rq->curr->se;
struct rb_node *parent;