struct qdisc_watchdog watchdog; /* Watchdog timer */
};
-#define L2T(q,L) ((q)->R_tab->data[(L)>>(q)->R_tab->rate.cell_log])
-#define L2T_P(q,L) ((q)->P_tab->data[(L)>>(q)->P_tab->rate.cell_log])
+#define L2T(q,L) qdisc_l2t((q)->R_tab,L)
+#define L2T_P(q,L) qdisc_l2t((q)->P_tab,L)
static int tbf_enqueue(struct sk_buff *skb, struct Qdisc* sch)
{
struct tbf_sched_data *q = qdisc_priv(sch);
int ret;
- if (skb->len > q->max_size) {
+ if (qdisc_pkt_len(skb) > q->max_size) {
sch->qstats.drops++;
#ifdef CONFIG_NET_CLS_ACT
if (sch->reshape_fail == NULL || sch->reshape_fail(skb, sch))
return NET_XMIT_DROP;
}
- if ((ret = q->qdisc->enqueue(skb, q->qdisc)) != 0) {
+ ret = qdisc_enqueue(skb, q->qdisc);
+ if (ret != 0) {
sch->qstats.drops++;
return ret;
}
sch->q.qlen++;
- sch->bstats.bytes += skb->len;
+ sch->bstats.bytes += qdisc_pkt_len(skb);
sch->bstats.packets++;
return 0;
}
psched_time_t now;
long toks;
long ptoks = 0;
- unsigned int len = skb->len;
+ unsigned int len = qdisc_pkt_len(skb);
now = psched_get_time();
toks = psched_tdiff_bounded(now, q->t_c, q->buffer);
qdisc_watchdog_cancel(&q->watchdog);
}
-static struct Qdisc *tbf_create_dflt_qdisc(struct Qdisc *sch, u32 limit)
-{
- struct Qdisc *q;
- struct rtattr *rta;
- int ret;
-
- q = qdisc_create_dflt(sch->dev, &bfifo_qdisc_ops,
- TC_H_MAKE(sch->handle, 1));
- if (q) {
- rta = kmalloc(RTA_LENGTH(sizeof(struct tc_fifo_qopt)), GFP_KERNEL);
- if (rta) {
- rta->rta_type = RTM_NEWQDISC;
- rta->rta_len = RTA_LENGTH(sizeof(struct tc_fifo_qopt));
- ((struct tc_fifo_qopt *)RTA_DATA(rta))->limit = limit;
-
- ret = q->ops->change(q, rta);
- kfree(rta);
-
- if (ret == 0)
- return q;
- }
- qdisc_destroy(q);
- }
-
- return NULL;
-}
+static const struct nla_policy tbf_policy[TCA_TBF_MAX + 1] = {
+ [TCA_TBF_PARMS] = { .len = sizeof(struct tc_tbf_qopt) },
+ [TCA_TBF_RTAB] = { .type = NLA_BINARY, .len = TC_RTAB_SIZE },
+ [TCA_TBF_PTAB] = { .type = NLA_BINARY, .len = TC_RTAB_SIZE },
+};
-static int tbf_change(struct Qdisc* sch, struct rtattr *opt)
+static int tbf_change(struct Qdisc* sch, struct nlattr *opt)
{
- int err = -EINVAL;
+ int err;
struct tbf_sched_data *q = qdisc_priv(sch);
- struct rtattr *tb[TCA_TBF_PTAB];
+ struct nlattr *tb[TCA_TBF_PTAB + 1];
struct tc_tbf_qopt *qopt;
struct qdisc_rate_table *rtab = NULL;
struct qdisc_rate_table *ptab = NULL;
struct Qdisc *child = NULL;
int max_size,n;
- if (rtattr_parse_nested(tb, TCA_TBF_PTAB, opt) ||
- tb[TCA_TBF_PARMS-1] == NULL ||
- RTA_PAYLOAD(tb[TCA_TBF_PARMS-1]) < sizeof(*qopt))
+ err = nla_parse_nested(tb, TCA_TBF_PTAB, opt, tbf_policy);
+ if (err < 0)
+ return err;
+
+ err = -EINVAL;
+ if (tb[TCA_TBF_PARMS] == NULL)
goto done;
- qopt = RTA_DATA(tb[TCA_TBF_PARMS-1]);
- rtab = qdisc_get_rtab(&qopt->rate, tb[TCA_TBF_RTAB-1]);
+ qopt = nla_data(tb[TCA_TBF_PARMS]);
+ rtab = qdisc_get_rtab(&qopt->rate, tb[TCA_TBF_RTAB]);
if (rtab == NULL)
goto done;
if (qopt->peakrate.rate) {
if (qopt->peakrate.rate > qopt->rate.rate)
- ptab = qdisc_get_rtab(&qopt->peakrate, tb[TCA_TBF_PTAB-1]);
+ ptab = qdisc_get_rtab(&qopt->peakrate, tb[TCA_TBF_PTAB]);
if (ptab == NULL)
goto done;
}
goto done;
if (qopt->limit > 0) {
- if ((child = tbf_create_dflt_qdisc(sch, qopt->limit)) == NULL)
+ child = fifo_create_dflt(sch, &bfifo_qdisc_ops, qopt->limit);
+ if (IS_ERR(child)) {
+ err = PTR_ERR(child);
goto done;
+ }
}
sch_tree_lock(sch);
return err;
}
-static int tbf_init(struct Qdisc* sch, struct rtattr *opt)
+static int tbf_init(struct Qdisc* sch, struct nlattr *opt)
{
struct tbf_sched_data *q = qdisc_priv(sch);
static int tbf_dump(struct Qdisc *sch, struct sk_buff *skb)
{
struct tbf_sched_data *q = qdisc_priv(sch);
- unsigned char *b = skb_tail_pointer(skb);
- struct rtattr *rta;
+ struct nlattr *nest;
struct tc_tbf_qopt opt;
- rta = (struct rtattr*)b;
- RTA_PUT(skb, TCA_OPTIONS, 0, NULL);
+ nest = nla_nest_start(skb, TCA_OPTIONS);
+ if (nest == NULL)
+ goto nla_put_failure;
opt.limit = q->limit;
opt.rate = q->R_tab->rate;
memset(&opt.peakrate, 0, sizeof(opt.peakrate));
opt.mtu = q->mtu;
opt.buffer = q->buffer;
- RTA_PUT(skb, TCA_TBF_PARMS, sizeof(opt), &opt);
- rta->rta_len = skb_tail_pointer(skb) - b;
+ NLA_PUT(skb, TCA_TBF_PARMS, sizeof(opt), &opt);
+ nla_nest_end(skb, nest);
return skb->len;
-rtattr_failure:
- nlmsg_trim(skb, b);
+nla_put_failure:
+ nla_nest_cancel(skb, nest);
return -1;
}
}
static int tbf_change_class(struct Qdisc *sch, u32 classid, u32 parentid,
- struct rtattr **tca, unsigned long *arg)
+ struct nlattr **tca, unsigned long *arg)
{
return -ENOSYS;
}
return NULL;
}
-static struct Qdisc_class_ops tbf_class_ops =
+static const struct Qdisc_class_ops tbf_class_ops =
{
.graft = tbf_graft,
.leaf = tbf_leaf,
.dump = tbf_dump_class,
};
-static struct Qdisc_ops tbf_qdisc_ops = {
+static struct Qdisc_ops tbf_qdisc_ops __read_mostly = {
.next = NULL,
.cl_ops = &tbf_class_ops,
.id = "tbf",