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-rw-r--r--kernel/sched/fair.c16
1 files changed, 16 insertions, 0 deletions
diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
index 7a1b1f855b96..b572367249f0 100644
--- a/kernel/sched/fair.c
+++ b/kernel/sched/fair.c
@@ -11933,6 +11933,18 @@ bool cfs_prio_less(const struct task_struct *a, const struct task_struct *b,
return delta > 0;
}
+
+static int task_is_throttled_fair(struct task_struct *p, int cpu)
+{
+ struct cfs_rq *cfs_rq;
+
+#ifdef CONFIG_FAIR_GROUP_SCHED
+ cfs_rq = task_group(p)->cfs_rq[cpu];
+#else
+ cfs_rq = &cpu_rq(cpu)->cfs;
+#endif
+ return throttled_hierarchy(cfs_rq);
+}
#else
static inline void task_tick_core(struct rq *rq, struct task_struct *curr) {}
#endif
@@ -12559,6 +12571,10 @@ DEFINE_SCHED_CLASS(fair) = {
.task_change_group = task_change_group_fair,
#endif
+#ifdef CONFIG_SCHED_CORE
+ .task_is_throttled = task_is_throttled_fair,
+#endif
+
#ifdef CONFIG_UCLAMP_TASK
.uclamp_enabled = 1,
#endif