*/
#include <linux/module.h>
-#include <linux/bitops.h>
#include <linux/types.h>
#include <linux/kernel.h>
#include <linux/errno.h>
-#include <linux/netdevice.h>
#include <linux/skbuff.h>
#include <linux/rtnetlink.h>
u64 value, rho;
unsigned long answer;
- if (state->rho == 0) /* no correllation */
+ if (state->rho == 0) /* no correlation */
return net_random();
value = net_random();
delay = tabledist(q->latency, q->jitter,
&q->delay_cor, q->delay_dist);
- PSCHED_GET_TIME(now);
- PSCHED_TADD2(now, delay, cb->time_to_send);
+ now = psched_get_time();
+ cb->time_to_send = now + delay;
++q->counter;
ret = q->qdisc->enqueue(skb, q->qdisc);
} else {
* Do re-ordering by putting one out of N packets at the front
* of the queue.
*/
- PSCHED_GET_TIME(cb->time_to_send);
+ cb->time_to_send = psched_get_time();
q->counter = 0;
ret = q->qdisc->ops->requeue(skb, q->qdisc);
}
if (skb) {
const struct netem_skb_cb *cb
= (const struct netem_skb_cb *)skb->cb;
- psched_time_t now;
+ psched_time_t now = psched_get_time();
/* if more time remaining? */
- PSCHED_GET_TIME(now);
-
- if (PSCHED_TLESS(cb->time_to_send, now)) {
+ if (cb->time_to_send <= now) {
pr_debug("netem_dequeue: return skb=%p\n", skb);
sch->q.qlen--;
return skb;
q->loss = qopt->loss;
q->duplicate = qopt->duplicate;
- /* for compatiablity with earlier versions.
- * if gap is set, need to assume 100% probablity
+ /* for compatibility with earlier versions.
+ * if gap is set, need to assume 100% probability
*/
if (q->gap)
q->reorder = ~0;
if (likely(skb_queue_len(list) < q->limit)) {
/* Optimize for add at tail */
- if (likely(skb_queue_empty(list) || !PSCHED_TLESS(tnext, q->oldest))) {
+ if (likely(skb_queue_empty(list) || tnext >= q->oldest)) {
q->oldest = tnext;
return qdisc_enqueue_tail(nskb, sch);
}
const struct netem_skb_cb *cb
= (const struct netem_skb_cb *)skb->cb;
- if (!PSCHED_TLESS(tnext, cb->time_to_send))
+ if (tnext >= cb->time_to_send)
break;
}
} else
q->limit = max_t(u32, sch->dev->tx_queue_len, 1);
- PSCHED_SET_PASTPERFECT(q->oldest);
+ q->oldest = PSCHED_PASTPERFECT;
return 0;
}
return -1;
}
-static struct Qdisc_ops tfifo_qdisc_ops = {
+static struct Qdisc_ops tfifo_qdisc_ops __read_mostly = {
.id = "tfifo",
.priv_size = sizeof(struct fifo_sched_data),
.enqueue = tfifo_enqueue,
return NULL;
}
-static struct Qdisc_class_ops netem_class_ops = {
+static const struct Qdisc_class_ops netem_class_ops = {
.graft = netem_graft,
.leaf = netem_leaf,
.get = netem_get,
.dump = netem_dump_class,
};
-static struct Qdisc_ops netem_qdisc_ops = {
+static struct Qdisc_ops netem_qdisc_ops __read_mostly = {
.id = "netem",
.cl_ops = &netem_class_ops,
.priv_size = sizeof(struct netem_sched_data),