[PKT_SCHED]: Rip out requeue stat addition, user ABI breaker.

include/linux/pkt_sched.h

@@ -37,13 +37,6 @@ struct tc_stats
 	__u32	bps;			/* Current flow byte rate */
 	__u32	pps;			/* Current flow packet rate */
 	__u32	qlen;
-#ifdef CONFIG_NET_CLS_ACT
-/* eventually remove the define here; adding this(useful) 
-field at least fixes the 8 byte layout problems we 
-have with MIPS and PPC because we have a u64
-*/
-	__u32	reqs;			/* number of requeues happened */
-#endif
 	__u32	backlog;
 #ifdef __KERNEL__
 	spinlock_t *lock;

net/sched/sch_hfsc.c

@@ -1798,9 +1798,6 @@ hfsc_requeue(struct sk_buff *skb, struct Qdisc *sch)
 {
 	struct hfsc_sched *q = (struct hfsc_sched *)sch->data;
 
-#ifdef CONFIG_NET_CLS_ACT
-	sch->stats.reqs++;
-#endif
 	__skb_queue_head(&q->requeue, skb);
 	sch->q.qlen++;
 	return NET_XMIT_SUCCESS;

net/sched/sch_htb.c

@@ -763,9 +763,6 @@ static int htb_requeue(struct sk_buff *skb, struct Qdisc *sch)
     struct htb_class *cl = htb_classify(skb,sch, &ret);
     struct sk_buff *tskb;
 
-#ifdef CONFIG_NET_CLS_ACT
-	sch->stats.reqs++;
-#endif
     if (cl == HTB_DIRECT || !cl) {
 	/* enqueue to helper queue */
 	if (q->direct_queue.qlen < q->direct_qlen && cl) {

net/sched/sch_prio.c

@@ -133,9 +133,6 @@ prio_requeue(struct sk_buff *skb, struct Qdisc* sch)
 	struct Qdisc *qdisc;
 	int ret = NET_XMIT_DROP;
 
-#ifdef CONFIG_NET_CLS_ACT
-	sch->stats.reqs++;
-#endif
 	qdisc = prio_classify(skb, sch, &ret);
 	if (qdisc == NULL)
 		goto dropped;