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-rw-r--r--include/net/sch_generic.h17
-rw-r--r--net/sched/sch_api.c7
-rw-r--r--net/sched/sch_atm.c20
-rw-r--r--net/sched/sch_cbq.c35
-rw-r--r--net/sched/sch_dsmark.c21
-rw-r--r--net/sched/sch_fifo.c2
-rw-r--r--net/sched/sch_generic.c23
-rw-r--r--net/sched/sch_gred.c21
-rw-r--r--net/sched/sch_hfsc.c19
-rw-r--r--net/sched/sch_htb.c44
-rw-r--r--net/sched/sch_multiq.c39
-rw-r--r--net/sched/sch_netem.c16
-rw-r--r--net/sched/sch_prio.c28
-rw-r--r--net/sched/sch_red.c18
-rw-r--r--net/sched/sch_sfq.c63
-rw-r--r--net/sched/sch_tbf.c14
-rw-r--r--net/sched/sch_teql.c11
17 files changed, 4 insertions, 394 deletions
diff --git a/include/net/sch_generic.h b/include/net/sch_generic.h
index 64ae1ba9f554..f8c47429044a 100644
--- a/include/net/sch_generic.h
+++ b/include/net/sch_generic.h
@@ -53,7 +53,6 @@ struct Qdisc
atomic_t refcnt;
unsigned long state;
struct sk_buff *gso_skb;
- struct sk_buff_head requeue;
struct sk_buff_head q;
struct netdev_queue *dev_queue;
struct Qdisc *next_sched;
@@ -112,7 +111,6 @@ struct Qdisc_ops
int (*enqueue)(struct sk_buff *, struct Qdisc *);
struct sk_buff * (*dequeue)(struct Qdisc *);
struct sk_buff * (*peek)(struct Qdisc *);
- int (*requeue)(struct sk_buff *, struct Qdisc *);
unsigned int (*drop)(struct Qdisc *);
int (*init)(struct Qdisc *, struct nlattr *arg);
@@ -467,21 +465,6 @@ static inline struct sk_buff *qdisc_dequeue_peeked(struct Qdisc *sch)
return skb;
}
-static inline int __qdisc_requeue(struct sk_buff *skb, struct Qdisc *sch,
- struct sk_buff_head *list)
-{
- __skb_queue_head(list, skb);
- sch->qstats.backlog += qdisc_pkt_len(skb);
- sch->qstats.requeues++;
-
- return NET_XMIT_SUCCESS;
-}
-
-static inline int qdisc_requeue(struct sk_buff *skb, struct Qdisc *sch)
-{
- return __qdisc_requeue(skb, sch, &sch->q);
-}
-
static inline void __qdisc_reset_queue(struct Qdisc *sch,
struct sk_buff_head *list)
{
diff --git a/net/sched/sch_api.c b/net/sched/sch_api.c
index e5646614e88d..5bcef13408c8 100644
--- a/net/sched/sch_api.c
+++ b/net/sched/sch_api.c
@@ -97,11 +97,6 @@ static int tclass_notify(struct sk_buff *oskb, struct nlmsghdr *n,
Auxiliary routines:
- ---requeue
-
- requeues once dequeued packet. It is used for non-standard or
- just buggy devices, which can defer output even if netif_queue_stopped()=0.
-
---peek
like dequeue but without removing a packet from the queue
@@ -151,8 +146,6 @@ int register_qdisc(struct Qdisc_ops *qops)
if (qops->enqueue == NULL)
qops->enqueue = noop_qdisc_ops.enqueue;
- if (qops->requeue == NULL)
- qops->requeue = noop_qdisc_ops.requeue;
if (qops->peek == NULL) {
if (qops->dequeue == NULL) {
qops->peek = noop_qdisc_ops.peek;
diff --git a/net/sched/sch_atm.c b/net/sched/sch_atm.c
index 6eb9a650b63d..ca90f6e59aee 100644
--- a/net/sched/sch_atm.c
+++ b/net/sched/sch_atm.c
@@ -62,7 +62,7 @@ struct atm_qdisc_data {
struct atm_flow_data link; /* unclassified skbs go here */
struct atm_flow_data *flows; /* NB: "link" is also on this
list */
- struct tasklet_struct task; /* requeue tasklet */
+ struct tasklet_struct task; /* dequeue tasklet */
};
/* ------------------------- Class/flow operations ------------------------- */
@@ -534,23 +534,6 @@ static struct sk_buff *atm_tc_peek(struct Qdisc *sch)
return p->link.q->ops->peek(p->link.q);
}
-static int atm_tc_requeue(struct sk_buff *skb, struct Qdisc *sch)
-{
- struct atm_qdisc_data *p = qdisc_priv(sch);
- int ret;
-
- pr_debug("atm_tc_requeue(skb %p,sch %p,[qdisc %p])\n", skb, sch, p);
- ret = p->link.q->ops->requeue(skb, p->link.q);
- if (!ret) {
- sch->q.qlen++;
- sch->qstats.requeues++;
- } else if (net_xmit_drop_count(ret)) {
- sch->qstats.drops++;
- p->link.qstats.drops++;
- }
- return ret;
-}
-
static unsigned int atm_tc_drop(struct Qdisc *sch)
{
struct atm_qdisc_data *p = qdisc_priv(sch);
@@ -707,7 +690,6 @@ static struct Qdisc_ops atm_qdisc_ops __read_mostly = {
.enqueue = atm_tc_enqueue,
.dequeue = atm_tc_dequeue,
.peek = atm_tc_peek,
- .requeue = atm_tc_requeue,
.drop = atm_tc_drop,
.init = atm_tc_init,
.reset = atm_tc_reset,
diff --git a/net/sched/sch_cbq.c b/net/sched/sch_cbq.c
index 63efa70abbea..a99e37e9e6f1 100644
--- a/net/sched/sch_cbq.c
+++ b/net/sched/sch_cbq.c
@@ -405,40 +405,6 @@ cbq_enqueue(struct sk_buff *skb, struct Qdisc *sch)
return ret;
}
-static int
-cbq_requeue(struct sk_buff *skb, struct Qdisc *sch)
-{
- struct cbq_sched_data *q = qdisc_priv(sch);
- struct cbq_class *cl;
- int ret;
-
- if ((cl = q->tx_class) == NULL) {
- kfree_skb(skb);
- sch->qstats.drops++;
- return NET_XMIT_CN;
- }
- q->tx_class = NULL;
-
- cbq_mark_toplevel(q, cl);
-
-#ifdef CONFIG_NET_CLS_ACT
- q->rx_class = cl;
- cl->q->__parent = sch;
-#endif
- if ((ret = cl->q->ops->requeue(skb, cl->q)) == 0) {
- sch->q.qlen++;
- sch->qstats.requeues++;
- if (!cl->next_alive)
- cbq_activate_class(cl);
- return 0;
- }
- if (net_xmit_drop_count(ret)) {
- sch->qstats.drops++;
- cl->qstats.drops++;
- }
- return ret;
-}
-
/* Overlimit actions */
/* TC_CBQ_OVL_CLASSIC: (default) penalize leaf class by adding offtime */
@@ -2067,7 +2033,6 @@ static struct Qdisc_ops cbq_qdisc_ops __read_mostly = {
.enqueue = cbq_enqueue,
.dequeue = cbq_dequeue,
.peek = qdisc_peek_dequeued,
- .requeue = cbq_requeue,
.drop = cbq_drop,
.init = cbq_init,
.reset = cbq_reset,
diff --git a/net/sched/sch_dsmark.c b/net/sched/sch_dsmark.c
index 3e491479ea86..3f9427a4b757 100644
--- a/net/sched/sch_dsmark.c
+++ b/net/sched/sch_dsmark.c
@@ -322,26 +322,6 @@ static struct sk_buff *dsmark_peek(struct Qdisc *sch)
return p->q->ops->peek(p->q);
}
-static int dsmark_requeue(struct sk_buff *skb, struct Qdisc *sch)
-{
- struct dsmark_qdisc_data *p = qdisc_priv(sch);
- int err;
-
- pr_debug("dsmark_requeue(skb %p,sch %p,[qdisc %p])\n", skb, sch, p);
-
- err = p->q->ops->requeue(skb, p->q);
- if (err != NET_XMIT_SUCCESS) {
- if (net_xmit_drop_count(err))
- sch->qstats.drops++;
- return err;
- }
-
- sch->q.qlen++;
- sch->qstats.requeues++;
-
- return NET_XMIT_SUCCESS;
-}
-
static unsigned int dsmark_drop(struct Qdisc *sch)
{
struct dsmark_qdisc_data *p = qdisc_priv(sch);
@@ -506,7 +486,6 @@ static struct Qdisc_ops dsmark_qdisc_ops __read_mostly = {
.enqueue = dsmark_enqueue,
.dequeue = dsmark_dequeue,
.peek = dsmark_peek,
- .requeue = dsmark_requeue,
.drop = dsmark_drop,
.init = dsmark_init,
.reset = dsmark_reset,
diff --git a/net/sched/sch_fifo.c b/net/sched/sch_fifo.c
index 8825e8806f41..92cfc9d7e3b9 100644
--- a/net/sched/sch_fifo.c
+++ b/net/sched/sch_fifo.c
@@ -84,7 +84,6 @@ struct Qdisc_ops pfifo_qdisc_ops __read_mostly = {
.enqueue = pfifo_enqueue,
.dequeue = qdisc_dequeue_head,
.peek = qdisc_peek_head,
- .requeue = qdisc_requeue,
.drop = qdisc_queue_drop,
.init = fifo_init,
.reset = qdisc_reset_queue,
@@ -100,7 +99,6 @@ struct Qdisc_ops bfifo_qdisc_ops __read_mostly = {
.enqueue = bfifo_enqueue,
.dequeue = qdisc_dequeue_head,
.peek = qdisc_peek_head,
- .requeue = qdisc_requeue,
.drop = qdisc_queue_drop,
.init = fifo_init,
.reset = qdisc_reset_queue,
diff --git a/net/sched/sch_generic.c b/net/sched/sch_generic.c
index 1192da229835..80c8f3dbbea1 100644
--- a/net/sched/sch_generic.c
+++ b/net/sched/sch_generic.c
@@ -306,22 +306,12 @@ static struct sk_buff *noop_dequeue(struct Qdisc * qdisc)
return NULL;
}
-static int noop_requeue(struct sk_buff *skb, struct Qdisc* qdisc)
-{
- if (net_ratelimit())
- printk(KERN_DEBUG "%s deferred output. It is buggy.\n",
- skb->dev->name);
- kfree_skb(skb);
- return NET_XMIT_CN;
-}
-
struct Qdisc_ops noop_qdisc_ops __read_mostly = {
.id = "noop",
.priv_size = 0,
.enqueue = noop_enqueue,
.dequeue = noop_dequeue,
.peek = noop_dequeue,
- .requeue = noop_requeue,
.owner = THIS_MODULE,
};
@@ -336,7 +326,6 @@ struct Qdisc noop_qdisc = {
.flags = TCQ_F_BUILTIN,
.ops = &noop_qdisc_ops,
.list = LIST_HEAD_INIT(noop_qdisc.list),
- .requeue.lock = __SPIN_LOCK_UNLOCKED(noop_qdisc.q.lock),
.q.lock = __SPIN_LOCK_UNLOCKED(noop_qdisc.q.lock),
.dev_queue = &noop_netdev_queue,
};
@@ -348,7 +337,6 @@ static struct Qdisc_ops noqueue_qdisc_ops __read_mostly = {
.enqueue = noop_enqueue,
.dequeue = noop_dequeue,
.peek = noop_dequeue,
- .requeue = noop_requeue,
.owner = THIS_MODULE,
};
@@ -364,7 +352,6 @@ static struct Qdisc noqueue_qdisc = {
.flags = TCQ_F_BUILTIN,
.ops = &noqueue_qdisc_ops,
.list = LIST_HEAD_INIT(noqueue_qdisc.list),
- .requeue.lock = __SPIN_LOCK_UNLOCKED(noqueue_qdisc.q.lock),
.q.lock = __SPIN_LOCK_UNLOCKED(noqueue_qdisc.q.lock),
.dev_queue = &noqueue_netdev_queue,
};
@@ -426,12 +413,6 @@ static struct sk_buff *pfifo_fast_peek(struct Qdisc* qdisc)
return NULL;
}
-static int pfifo_fast_requeue(struct sk_buff *skb, struct Qdisc* qdisc)
-{
- qdisc->q.qlen++;
- return __qdisc_requeue(skb, qdisc, prio2list(skb, qdisc));
-}
-
static void pfifo_fast_reset(struct Qdisc* qdisc)
{
int prio;
@@ -473,7 +454,6 @@ static struct Qdisc_ops pfifo_fast_ops __read_mostly = {
.enqueue = pfifo_fast_enqueue,
.dequeue = pfifo_fast_dequeue,
.peek = pfifo_fast_peek,
- .requeue = pfifo_fast_requeue,
.init = pfifo_fast_init,
.reset = pfifo_fast_reset,
.dump = pfifo_fast_dump,
@@ -499,7 +479,6 @@ struct Qdisc *qdisc_alloc(struct netdev_queue *dev_queue,
sch->padded = (char *) sch - (char *) p;
INIT_LIST_HEAD(&sch->list);
- skb_queue_head_init(&sch->requeue);
skb_queue_head_init(&sch->q);
sch->ops = ops;
sch->enqueue = ops->enqueue;
@@ -571,8 +550,6 @@ void qdisc_destroy(struct Qdisc *qdisc)
dev_put(qdisc_dev(qdisc));
kfree_skb(qdisc->gso_skb);
- __skb_queue_purge(&qdisc->requeue);
-
kfree((char *) qdisc - qdisc->padded);
}
EXPORT_SYMBOL(qdisc_destroy);
diff --git a/net/sched/sch_gred.c b/net/sched/sch_gred.c
index cb20ee3b9fc2..40408d595c08 100644
--- a/net/sched/sch_gred.c
+++ b/net/sched/sch_gred.c
@@ -240,26 +240,6 @@ congestion_drop:
return NET_XMIT_CN;
}
-static int gred_requeue(struct sk_buff *skb, struct Qdisc* sch)
-{
- struct gred_sched *t = qdisc_priv(sch);
- struct gred_sched_data *q;
- u16 dp = tc_index_to_dp(skb);
-
- if (dp >= t->DPs || (q = t->tab[dp]) == NULL) {
- if (net_ratelimit())
- printk(KERN_WARNING "GRED: Unable to relocate VQ 0x%x "
- "for requeue, screwing up backlog.\n",
- tc_index_to_dp(skb));
- } else {
- if (red_is_idling(&q->parms))
- red_end_of_idle_period(&q->parms);
- q->backlog += qdisc_pkt_len(skb);
- }
-
- return qdisc_requeue(skb, sch);
-}
-
static struct sk_buff *gred_dequeue(struct Qdisc* sch)
{
struct sk_buff *skb;
@@ -603,7 +583,6 @@ static struct Qdisc_ops gred_qdisc_ops __read_mostly = {
.enqueue = gred_enqueue,
.dequeue = gred_dequeue,
.peek = qdisc_peek_head,
- .requeue = gred_requeue,
.drop = gred_drop,
.init = gred_init,
.reset = gred_reset,
diff --git a/net/sched/sch_hfsc.c b/net/sched/sch_hfsc.c
index d90b1652f2af..071c4749a12b 100644
--- a/net/sched/sch_hfsc.c
+++ b/net/sched/sch_hfsc.c
@@ -184,7 +184,6 @@ struct hfsc_sched
struct rb_root eligible; /* eligible tree */
struct list_head droplist; /* active leaf class list (for
dropping) */
- struct sk_buff_head requeue; /* requeued packet */
struct qdisc_watchdog watchdog; /* watchdog timer */
};
@@ -1432,7 +1431,6 @@ hfsc_init_qdisc(struct Qdisc *sch, struct nlattr *opt)
return err;
q->eligible = RB_ROOT;
INIT_LIST_HEAD(&q->droplist);
- skb_queue_head_init(&q->requeue);
q->root.cl_common.classid = sch->handle;
q->root.refcnt = 1;
@@ -1517,7 +1515,6 @@ hfsc_reset_qdisc(struct Qdisc *sch)
hlist_for_each_entry(cl, n, &q->clhash.hash[i], cl_common.hnode)
hfsc_reset_class(cl);
}
- __skb_queue_purge(&q->requeue);
q->eligible = RB_ROOT;
INIT_LIST_HEAD(&q->droplist);
qdisc_watchdog_cancel(&q->watchdog);
@@ -1542,7 +1539,6 @@ hfsc_destroy_qdisc(struct Qdisc *sch)
hfsc_destroy_class(sch, cl);
}
qdisc_class_hash_destroy(&q->clhash);
- __skb_queue_purge(&q->requeue);
qdisc_watchdog_cancel(&q->watchdog);
}
@@ -1609,8 +1605,6 @@ hfsc_dequeue(struct Qdisc *sch)
if (sch->q.qlen == 0)
return NULL;
- if ((skb = __skb_dequeue(&q->requeue)))
- goto out;
cur_time = psched_get_time();
@@ -1659,24 +1653,12 @@ hfsc_dequeue(struct Qdisc *sch)
set_passive(cl);
}
- out:
sch->flags &= ~TCQ_F_THROTTLED;
sch->q.qlen--;
return skb;
}
-static int
-hfsc_requeue(struct sk_buff *skb, struct Qdisc *sch)
-{
- struct hfsc_sched *q = qdisc_priv(sch);
-
- __skb_queue_head(&q->requeue, skb);
- sch->q.qlen++;
- sch->qstats.requeues++;
- return NET_XMIT_SUCCESS;
-}
-
static unsigned int
hfsc_drop(struct Qdisc *sch)
{
@@ -1728,7 +1710,6 @@ static struct Qdisc_ops hfsc_qdisc_ops __read_mostly = {
.enqueue = hfsc_enqueue,
.dequeue = hfsc_dequeue,
.peek = qdisc_peek_dequeued,
- .requeue = hfsc_requeue,
.drop = hfsc_drop,
.cl_ops = &hfsc_class_ops,
.priv_size = sizeof(struct hfsc_sched),
diff --git a/net/sched/sch_htb.c b/net/sched/sch_htb.c
index 3fda8199713d..83f5e69243c1 100644
--- a/net/sched/sch_htb.c
+++ b/net/sched/sch_htb.c
@@ -551,7 +551,7 @@ static inline void htb_deactivate(struct htb_sched *q, struct htb_class *cl)
static int htb_enqueue(struct sk_buff *skb, struct Qdisc *sch)
{
- int ret;
+ int uninitialized_var(ret);
struct htb_sched *q = qdisc_priv(sch);
struct htb_class *cl = htb_classify(skb, sch, &ret);
@@ -591,47 +591,6 @@ static int htb_enqueue(struct sk_buff *skb, struct Qdisc *sch)
return NET_XMIT_SUCCESS;
}
-/* TODO: requeuing packet charges it to policers again !! */
-static int htb_requeue(struct sk_buff *skb, struct Qdisc *sch)
-{
- int ret;
- struct htb_sched *q = qdisc_priv(sch);
- struct htb_class *cl = htb_classify(skb, sch, &ret);
- struct sk_buff *tskb;
-
- if (cl == HTB_DIRECT) {
- /* enqueue to helper queue */
- if (q->direct_queue.qlen < q->direct_qlen) {
- __skb_queue_head(&q->direct_queue, skb);
- } else {
- __skb_queue_head(&q->direct_queue, skb);
- tskb = __skb_dequeue_tail(&q->direct_queue);
- kfree_skb(tskb);
- sch->qstats.drops++;
- return NET_XMIT_CN;
- }
-#ifdef CONFIG_NET_CLS_ACT
- } else if (!cl) {
- if (ret & __NET_XMIT_BYPASS)
- sch->qstats.drops++;
- kfree_skb(skb);
- return ret;
-#endif
- } else if ((ret = cl->un.leaf.q->ops->requeue(skb, cl->un.leaf.q)) !=
- NET_XMIT_SUCCESS) {
- if (net_xmit_drop_count(ret)) {
- sch->qstats.drops++;
- cl->qstats.drops++;
- }
- return ret;
- } else
- htb_activate(q, cl);
-
- sch->q.qlen++;
- sch->qstats.requeues++;
- return NET_XMIT_SUCCESS;
-}
-
/**
* htb_charge_class - charges amount "bytes" to leaf and ancestors
*
@@ -1566,7 +1525,6 @@ static struct Qdisc_ops htb_qdisc_ops __read_mostly = {
.enqueue = htb_enqueue,
.dequeue = htb_dequeue,
.peek = qdisc_peek_dequeued,
- .requeue = htb_requeue,
.drop = htb_drop,
.init = htb_init,
.reset = htb_reset,
diff --git a/net/sched/sch_multiq.c b/net/sched/sch_multiq.c
index 155648d23b7c..f645ac55a1a1 100644
--- a/net/sched/sch_multiq.c
+++ b/net/sched/sch_multiq.c
@@ -92,40 +92,6 @@ multiq_enqueue(struct sk_buff *skb, struct Qdisc *sch)
return ret;
}
-
-static int
-multiq_requeue(struct sk_buff *skb, struct Qdisc *sch)
-{
- struct Qdisc *qdisc;
- struct multiq_sched_data *q = qdisc_priv(sch);
- int ret;
-
- qdisc = multiq_classify(skb, sch, &ret);
-#ifdef CONFIG_NET_CLS_ACT
- if (qdisc == NULL) {
- if (ret & __NET_XMIT_BYPASS)
- sch->qstats.drops++;
- kfree_skb(skb);
- return ret;
- }
-#endif
-
- ret = qdisc->ops->requeue(skb, qdisc);
- if (ret == NET_XMIT_SUCCESS) {
- sch->q.qlen++;
- sch->qstats.requeues++;
- if (q->curband)
- q->curband--;
- else
- q->curband = q->bands - 1;
- return NET_XMIT_SUCCESS;
- }
- if (net_xmit_drop_count(ret))
- sch->qstats.drops++;
- return ret;
-}
-
-
static struct sk_buff *multiq_dequeue(struct Qdisc *sch)
{
struct multiq_sched_data *q = qdisc_priv(sch);
@@ -140,7 +106,7 @@ static struct sk_buff *multiq_dequeue(struct Qdisc *sch)
q->curband = 0;
/* Check that target subqueue is available before
- * pulling an skb to avoid excessive requeues
+ * pulling an skb to avoid head-of-line blocking.
*/
if (!__netif_subqueue_stopped(qdisc_dev(sch), q->curband)) {
qdisc = q->queues[q->curband];
@@ -170,7 +136,7 @@ static struct sk_buff *multiq_peek(struct Qdisc *sch)
curband = 0;
/* Check that target subqueue is available before
- * pulling an skb to avoid excessive requeues
+ * pulling an skb to avoid head-of-line blocking.
*/
if (!__netif_subqueue_stopped(qdisc_dev(sch), curband)) {
qdisc = q->queues[curband];
@@ -480,7 +446,6 @@ static struct Qdisc_ops multiq_qdisc_ops __read_mostly = {
.enqueue = multiq_enqueue,
.dequeue = multiq_dequeue,
.peek = multiq_peek,
- .requeue = multiq_requeue,
.drop = multiq_drop,
.init = multiq_init,
.reset = multiq_reset,
diff --git a/net/sched/sch_netem.c b/net/sched/sch_netem.c
index f69698ff88d9..3cbc3ff7b5bc 100644
--- a/net/sched/sch_netem.c
+++ b/net/sched/sch_netem.c
@@ -252,20 +252,6 @@ static int netem_enqueue(struct sk_buff *skb, struct Qdisc *sch)
return ret;
}
-/* Requeue packets but don't change time stamp */
-static int netem_requeue(struct sk_buff *skb, struct Qdisc *sch)
-{
- struct netem_sched_data *q = qdisc_priv(sch);
- int ret;
-
- if ((ret = q->qdisc->ops->requeue(skb, q->qdisc)) == 0) {
- sch->q.qlen++;
- sch->qstats.requeues++;
- }
-
- return ret;
-}
-
static unsigned int netem_drop(struct Qdisc* sch)
{
struct netem_sched_data *q = qdisc_priv(sch);
@@ -531,7 +517,6 @@ static struct Qdisc_ops tfifo_qdisc_ops __read_mostly = {
.enqueue = tfifo_enqueue,
.dequeue = qdisc_dequeue_head,
.peek = qdisc_peek_head,
- .requeue = qdisc_requeue,
.drop = qdisc_queue_drop,
.init = tfifo_init,
.reset = qdisc_reset_queue,
@@ -620,7 +605,6 @@ static struct Qdisc_ops netem_qdisc_ops __read_mostly = {
.enqueue = netem_enqueue,
.dequeue = netem_dequeue,
.peek = qdisc_peek_dequeued,
- .requeue = netem_requeue,
.drop = netem_drop,
.init = netem_init,
.reset = netem_reset,
diff --git a/net/sched/sch_prio.c b/net/sched/sch_prio.c
index 3651da3e2802..ea65a87ec22c 100644
--- a/net/sched/sch_prio.c
+++ b/net/sched/sch_prio.c
@@ -93,33 +93,6 @@ prio_enqueue(struct sk_buff *skb, struct Qdisc *sch)
return ret;
}
-
-static int
-prio_requeue(struct sk_buff *skb, struct Qdisc* sch)
-{
- struct Qdisc *qdisc;
- int ret;
-
- qdisc = prio_classify(skb, sch, &ret);
-#ifdef CONFIG_NET_CLS_ACT
- if (qdisc == NULL) {
- if (ret & __NET_XMIT_BYPASS)
- sch->qstats.drops++;
- kfree_skb(skb);
- return ret;
- }
-#endif
-
- if ((ret = qdisc->ops->requeue(skb, qdisc)) == NET_XMIT_SUCCESS) {
- sch->q.qlen++;
- sch->qstats.requeues++;
- return NET_XMIT_SUCCESS;
- }
- if (net_xmit_drop_count(ret))
- sch->qstats.drops++;
- return ret;
-}
-
static struct sk_buff *prio_peek(struct Qdisc *sch)
{
struct prio_sched_data *q = qdisc_priv(sch);
@@ -435,7 +408,6 @@ static struct Qdisc_ops prio_qdisc_ops __read_mostly = {
.enqueue = prio_enqueue,
.dequeue = prio_dequeue,
.peek = prio_peek,
- .requeue = prio_requeue,
.drop = prio_drop,
.init = prio_init,
.reset = prio_reset,
diff --git a/net/sched/sch_red.c b/net/sched/sch_red.c
index 7abc51454c2d..6a0371c22643 100644
--- a/net/sched/sch_red.c
+++ b/net/sched/sch_red.c
@@ -108,23 +108,6 @@ congestion_drop:
return NET_XMIT_CN;
}
-static int red_requeue(struct sk_buff *skb, struct Qdisc* sch)
-{
- struct red_sched_data *q = qdisc_priv(sch);
- struct Qdisc *child = q->qdisc;
- int ret;
-
- if (red_is_idling(&q->parms))
- red_end_of_idle_period(&q->parms);
-
- ret = child->ops->requeue(skb, child);
- if (likely(ret == NET_XMIT_SUCCESS)) {
- sch->qstats.requeues++;
- sch->q.qlen++;
- }
- return ret;
-}
-
static struct sk_buff * red_dequeue(struct Qdisc* sch)
{
struct sk_buff *skb;
@@ -370,7 +353,6 @@ static struct Qdisc_ops red_qdisc_ops __read_mostly = {
.enqueue = red_enqueue,
.dequeue = red_dequeue,
.peek = red_peek,
- .requeue = red_requeue,
.drop = red_drop,
.init = red_init,
.reset = red_reset,
diff --git a/net/sched/sch_sfq.c b/net/sched/sch_sfq.c
index 198b83d42ba8..ab8cfee3c9ce 100644
--- a/net/sched/sch_sfq.c
+++ b/net/sched/sch_sfq.c
@@ -329,68 +329,6 @@ sfq_enqueue(struct sk_buff *skb, struct Qdisc *sch)
return NET_XMIT_CN;
}
-static int
-sfq_requeue(struct sk_buff *skb, struct Qdisc *sch)
-{
- struct sfq_sched_data *q = qdisc_priv(sch);
- unsigned int hash;
- sfq_index x;
- int ret;
-
- hash = sfq_classify(skb, sch, &ret);
- if (hash == 0) {
- if (ret & __NET_XMIT_BYPASS)
- sch->qstats.drops++;
- kfree_skb(skb);
- return ret;
- }
- hash--;
-
- x = q->ht[hash];
- if (x == SFQ_DEPTH) {
- q->ht[hash] = x = q->dep[SFQ_DEPTH].next;
- q->hash[x] = hash;
- }
-
- sch->qstats.backlog += qdisc_pkt_len(skb);
- __skb_queue_head(&q->qs[x], skb);
- /* If selected queue has length q->limit+1, this means that
- * all another queues are empty and we do simple tail drop.
- * This packet is still requeued at head of queue, tail packet
- * is dropped.
- */
- if (q->qs[x].qlen > q->limit) {
- skb = q->qs[x].prev;
- __skb_unlink(skb, &q->qs[x]);
- sch->qstats.drops++;
- sch->qstats.backlog -= qdisc_pkt_len(skb);
- kfree_skb(skb);
- return NET_XMIT_CN;
- }
-
- sfq_inc(q, x);
- if (q->qs[x].qlen == 1) { /* The flow is new */
- if (q->tail == SFQ_DEPTH) { /* It is the first flow */
- q->tail = x;
- q->next[x] = x;
- q->allot[x] = q->quantum;
- } else {
- q->next[x] = q->next[q->tail];
- q->next[q->tail] = x;
- q->tail = x;
- }
- }
-
- if (++sch->q.qlen <= q->limit) {
- sch->qstats.requeues++;
- return 0;
- }
-
- sch->qstats.drops++;
- sfq_drop(sch);
- return NET_XMIT_CN;
-}
-
static struct sk_buff *
sfq_peek(struct Qdisc *sch)
{
@@ -636,7 +574,6 @@ static struct Qdisc_ops sfq_qdisc_ops __read_mostly = {
.enqueue = sfq_enqueue,
.dequeue = sfq_dequeue,
.peek = sfq_peek,
- .requeue = sfq_requeue,
.drop = sfq_drop,
.init = sfq_init,
.reset = sfq_reset,
diff --git a/net/sched/sch_tbf.c b/net/sched/sch_tbf.c
index 435076cf620e..bb7783d584bb 100644
--- a/net/sched/sch_tbf.c
+++ b/net/sched/sch_tbf.c
@@ -139,19 +139,6 @@ static int tbf_enqueue(struct sk_buff *skb, struct Qdisc* sch)
return 0;
}
-static int tbf_requeue(struct sk_buff *skb, struct Qdisc* sch)
-{
- struct tbf_sched_data *q = qdisc_priv(sch);
- int ret;
-
- if ((ret = q->qdisc->ops->requeue(skb, q->qdisc)) == 0) {
- sch->q.qlen++;
- sch->qstats.requeues++;
- }
-
- return ret;
-}
-
static unsigned int tbf_drop(struct Qdisc* sch)
{
struct tbf_sched_data *q = qdisc_priv(sch);
@@ -468,7 +455,6 @@ static struct Qdisc_ops tbf_qdisc_ops __read_mostly = {
.enqueue = tbf_enqueue,
.dequeue = tbf_dequeue,
.peek = qdisc_peek_dequeued,
- .requeue = tbf_requeue,
.drop = tbf_drop,
.init = tbf_init,
.reset = tbf_reset,
diff --git a/net/sched/sch_teql.c b/net/sched/sch_teql.c
index bf03e7fa1849..cfc8e7caba62 100644
--- a/net/sched/sch_teql.c
+++ b/net/sched/sch_teql.c
@@ -93,16 +93,6 @@ teql_enqueue(struct sk_buff *skb, struct Qdisc* sch)
return NET_XMIT_DROP;
}
-static int
-teql_requeue(struct sk_buff *skb, struct Qdisc* sch)
-{
- struct teql_sched_data *q = qdisc_priv(sch);
-
- __skb_queue_head(&q->q, skb);
- sch->qstats.requeues++;
- return 0;
-}
-
static struct sk_buff *
teql_dequeue(struct Qdisc* sch)
{
@@ -441,7 +431,6 @@ static __init void teql_master_setup(struct net_device *dev)
ops->enqueue = teql_enqueue;
ops->dequeue = teql_dequeue;
ops->peek = teql_peek;
- ops->requeue = teql_requeue;
ops->init = teql_qdisc_init;
ops->reset = teql_reset;
ops->destroy = teql_destroy;