update comments of some funs in scheduling_queue

Author: cwdsuzhou

pkg/scheduler/internal/queue/scheduling_queue.go

@@ -393,7 +393,7 @@ func (p *PriorityQueue) flushBackoffQCompleted() {
 	}
 }
 
-// flushUnschedulableQLeftover moves pod which stays in unschedulableQ longer than the durationStayUnschedulableQ
+// flushUnschedulableQLeftover moves pod which stays in unschedulableQ longer than the unschedulableQTimeInterval
 // to activeQ.
 func (p *PriorityQueue) flushUnschedulableQLeftover() {
 	p.lock.Lock()
@@ -537,8 +537,8 @@ func (p *PriorityQueue) AssignedPodUpdated(pod *v1.Pod) {
 	p.lock.Unlock()
 }
 
-// MoveAllToActiveOrBackoffQueue moves all pods from unschedulableQ to activeQ. This
-// function adds all pods and then signals the condition variable to ensure that
+// MoveAllToActiveOrBackoffQueue moves all pods from unschedulableQ to activeQ or backoffQ.
+// This function adds all pods and then signals the condition variable to ensure that
 // if Pop() is waiting for an item, it receives it after all the pods are in the
 // queue and the head is the highest priority pod.
 func (p *PriorityQueue) MoveAllToActiveOrBackoffQueue(event string) {