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-rw-r--r--include/net/sch_generic.h12
1 files changed, 12 insertions, 0 deletions
diff --git a/include/net/sch_generic.h b/include/net/sch_generic.h
index bc2a09da21b1..92417825d387 100644
--- a/include/net/sch_generic.h
+++ b/include/net/sch_generic.h
@@ -161,6 +161,18 @@ struct tcf_proto
struct tcf_proto_ops *ops;
};
+static inline struct Qdisc *qdisc_root(struct Qdisc *qdisc)
+{
+ return qdisc->dev_queue->qdisc;
+}
+
+static inline spinlock_t *qdisc_root_lock(struct Qdisc *qdisc)
+{
+ struct Qdisc *root = qdisc_root(qdisc);
+
+ return &root->dev_queue->lock;
+}
+
static inline struct net_device *qdisc_dev(struct Qdisc *qdisc)
{
return qdisc->dev_queue->dev;