a flag to indicate whether or not to broadcast

change the returns above to breaks, add a flag to indicate whether or not to broadcast.

pkg/scheduler/internal/queue/scheduling_queue.go

@@ -411,23 +411,28 @@ func (p *PriorityQueue) AddUnschedulableIfNotPresent(pInfo *framework.QueuedPodI
 func (p *PriorityQueue) flushBackoffQCompleted() {
 	p.lock.Lock()
 	defer p.lock.Unlock()
+	broadcast := false
 	for {
 		rawPodInfo := p.podBackoffQ.Peek()
 		if rawPodInfo == nil {
-			return
+			break
 		}
 		pod := rawPodInfo.(*framework.QueuedPodInfo).Pod
 		boTime := p.getBackoffTime(rawPodInfo.(*framework.QueuedPodInfo))
 		if boTime.After(p.clock.Now()) {
-			return
+			break
 		}
 		_, err := p.podBackoffQ.Pop()
 		if err != nil {
 			klog.ErrorS(err, "Unable to pop pod from backoff queue despite backoff completion", "pod", klog.KObj(pod))
-			return
+			break
 		}
 		p.activeQ.Add(rawPodInfo)
 		metrics.SchedulerQueueIncomingPods.WithLabelValues("active", BackoffComplete).Inc()
+		broadcast = true
+	}
+
+	if broadcast {
 		p.cond.Broadcast()
 	}
 }