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-rw-r--r--net/sched/sch_mq.c37
1 files changed, 37 insertions, 0 deletions
diff --git a/net/sched/sch_mq.c b/net/sched/sch_mq.c
index f062a18e9162a..d6b8ae4ed7a3a 100644
--- a/net/sched/sch_mq.c
+++ b/net/sched/sch_mq.c
@@ -16,6 +16,7 @@
#include <linux/errno.h>
#include <linux/skbuff.h>
#include <net/netlink.h>
+#include <net/pkt_cls.h>
#include <net/pkt_sched.h>
#include <net/sch_generic.h>
@@ -23,12 +24,44 @@ struct mq_sched {
struct Qdisc **qdiscs;
};
+static int mq_offload(struct Qdisc *sch, enum tc_mq_command cmd)
+{
+ struct net_device *dev = qdisc_dev(sch);
+ struct tc_mq_qopt_offload opt = {
+ .command = cmd,
+ .handle = sch->handle,
+ };
+
+ if (!tc_can_offload(dev) || !dev->netdev_ops->ndo_setup_tc)
+ return -EOPNOTSUPP;
+
+ return dev->netdev_ops->ndo_setup_tc(dev, TC_SETUP_QDISC_MQ, &opt);
+}
+
+static void mq_offload_stats(struct Qdisc *sch)
+{
+ struct net_device *dev = qdisc_dev(sch);
+ struct tc_mq_qopt_offload opt = {
+ .command = TC_MQ_STATS,
+ .handle = sch->handle,
+ .stats = {
+ .bstats = &sch->bstats,
+ .qstats = &sch->qstats,
+ },
+ };
+
+ if (tc_can_offload(dev) && dev->netdev_ops->ndo_setup_tc)
+ dev->netdev_ops->ndo_setup_tc(dev, TC_SETUP_QDISC_MQ, &opt);
+}
+
static void mq_destroy(struct Qdisc *sch)
{
struct net_device *dev = qdisc_dev(sch);
struct mq_sched *priv = qdisc_priv(sch);
unsigned int ntx;
+ mq_offload(sch, TC_MQ_DESTROY);
+
if (!priv->qdiscs)
return;
for (ntx = 0; ntx < dev->num_tx_queues && priv->qdiscs[ntx]; ntx++)
@@ -70,6 +103,8 @@ static int mq_init(struct Qdisc *sch, struct nlattr *opt,
}
sch->flags |= TCQ_F_MQROOT;
+
+ mq_offload(sch, TC_MQ_CREATE);
return 0;
}
@@ -127,6 +162,7 @@ static int mq_dump(struct Qdisc *sch, struct sk_buff *skb)
sch->q.qlen += qdisc->q.qlen;
sch->bstats.bytes += qdisc->bstats.bytes;
sch->bstats.packets += qdisc->bstats.packets;
+ sch->qstats.qlen += qdisc->qstats.qlen;
sch->qstats.backlog += qdisc->qstats.backlog;
sch->qstats.drops += qdisc->qstats.drops;
sch->qstats.requeues += qdisc->qstats.requeues;
@@ -135,6 +171,7 @@ static int mq_dump(struct Qdisc *sch, struct sk_buff *skb)
spin_unlock_bh(qdisc_lock(qdisc));
}
+ mq_offload_stats(sch);
return 0;
}