struct prio_sched_data *q = qdisc_priv(sch);
u32 band = skb->priority;
struct tcf_result res;
+ int err;
*qerr = NET_XMIT_BYPASS;
if (TC_H_MAJ(skb->priority) != sch->handle) {
+ err = tc_classify(skb, q->filter_list, &res);
#ifdef CONFIG_NET_CLS_ACT
- switch (tc_classify(skb, q->filter_list, &res)) {
+ switch (err) {
case TC_ACT_STOLEN:
case TC_ACT_QUEUED:
*qerr = NET_XMIT_SUCCESS;
case TC_ACT_SHOT:
return NULL;
}
-
- if (!q->filter_list ) {
-#else
- if (!q->filter_list || tc_classify(skb, q->filter_list, &res)) {
#endif
+ if (!q->filter_list || err < 0) {
if (TC_H_MAJ(band))
band = 0;
band = q->prio2band[band&TC_PRIO_MAX];
* pulling an skb. This way we avoid excessive requeues
* for slower queues.
*/
- if (!netif_subqueue_stopped(sch->dev, (q->mq ? prio : 0))) {
+ if (!__netif_subqueue_stopped(sch->dev, (q->mq ? prio : 0))) {
qdisc = q->queues[prio];
skb = qdisc->dequeue(qdisc);
if (skb) {
* for slower queues. If the queue is stopped, try the
* next queue.
*/
- if (!netif_subqueue_stopped(sch->dev,
+ if (!__netif_subqueue_stopped(sch->dev,
(q->mq ? q->curband : 0))) {
qdisc = q->queues[q->curband];
skb = qdisc->dequeue(qdisc);
/* If we're multiqueue, make sure the number of incoming bands
* matches the number of queues on the device we're associating with.
* If the number of bands requested is zero, then set q->bands to
- * dev->egress_subqueue_count.
+ * dev->egress_subqueue_count. Also, the root qdisc must be the
+ * only one that is enabled for multiqueue, since it's the only one
+ * that interacts with the underlying device.
*/
q->mq = RTA_GET_FLAG(tb[TCA_PRIO_MQ - 1]);
if (q->mq) {
- if (sch->handle != TC_H_ROOT)
+ if (sch->parent != TC_H_ROOT)
return -EINVAL;
if (netif_is_multiqueue(sch->dev)) {
if (q->bands == 0)
return &q->filter_list;
}
-static struct Qdisc_class_ops prio_class_ops = {
+static const struct Qdisc_class_ops prio_class_ops = {
.graft = prio_graft,
.leaf = prio_leaf,
.get = prio_get,
.dump_stats = prio_dump_class_stats,
};
-static struct Qdisc_ops prio_qdisc_ops = {
+static struct Qdisc_ops prio_qdisc_ops __read_mostly = {
.next = NULL,
.cl_ops = &prio_class_ops,
.id = "prio",
.owner = THIS_MODULE,
};
-static struct Qdisc_ops rr_qdisc_ops = {
+static struct Qdisc_ops rr_qdisc_ops __read_mostly = {
.next = NULL,
.cl_ops = &prio_class_ops,
.id = "rr",