[RFC PATCH v2 6/7] sched/fair: fix h_nr_runnable accounting with per-task throttle

Aaron Lu posted 7 patches 10 months ago
There is a newer version of this series
[RFC PATCH v2 6/7] sched/fair: fix h_nr_runnable accounting with per-task throttle
Posted by Aaron Lu 10 months ago
Task based throttle does not adjust cfs_rq's h_nr_runnable on throttle
anymore but relies on standard en/dequeue_entity(), so there is no need
to take special care of h_nr_runnable in delayed dequeue operations.

Signed-off-by: Aaron Lu <ziqianlu@bytedance.com>
---
 kernel/sched/fair.c | 4 ----
 1 file changed, 4 deletions(-)

diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
index ff4252995d677..20471a3aa35e6 100644
--- a/kernel/sched/fair.c
+++ b/kernel/sched/fair.c
@@ -5406,8 +5406,6 @@ static void set_delayed(struct sched_entity *se)
 		struct cfs_rq *cfs_rq = cfs_rq_of(se);
 
 		cfs_rq->h_nr_runnable--;
-		if (cfs_rq_throttled(cfs_rq))
-			break;
 	}
 }
 
@@ -5428,8 +5426,6 @@ static void clear_delayed(struct sched_entity *se)
 		struct cfs_rq *cfs_rq = cfs_rq_of(se);
 
 		cfs_rq->h_nr_runnable++;
-		if (cfs_rq_throttled(cfs_rq))
-			break;
 	}
 }
 
-- 
2.39.5