Since pick_next_task_fair only want to ensure there is some task in the
run queue to be picked up, it should use the h_nr_running instead of
nr_running, since nr_running cannot present all tasks if group existed.
Signed-off-by: Lei Wen <lei...@marvell.com>
---
kernel/sched/fair.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
index 9869d4d..33576eb 100644
--- a/kernel/sched/fair.c
+++ b/kernel/sched/fair.c
@@ -3653,7 +3653,7 @@ static struct task_struct *pick_next_task_fair(struct rq
*rq)
struct cfs_rq *cfs_rq = &rq->cfs;
struct sched_entity *se;
- if (!cfs_rq->nr_running)
+ if (!cfs_rq->h_nr_running)
return NULL;
do {
--
1.7.5.4
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