pkt_sched: Kill netdev_queue lock.
We can simply use the qdisc->q.lock for all of the
qdisc tree synchronization.
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/include/net/sch_generic.h b/include/net/sch_generic.h
index 1eef8d0..2902a42 100644
--- a/include/net/sch_generic.h
+++ b/include/net/sch_generic.h
@@ -163,6 +163,11 @@
struct tcf_proto_ops *ops;
};
+static inline spinlock_t *qdisc_lock(struct Qdisc *qdisc)
+{
+ return &qdisc->q.lock;
+}
+
static inline struct Qdisc *qdisc_root(struct Qdisc *qdisc)
{
return qdisc->dev_queue->qdisc;
@@ -172,7 +177,7 @@
{
struct Qdisc *root = qdisc_root(qdisc);
- return &root->dev_queue->lock;
+ return qdisc_lock(root);
}
static inline struct net_device *qdisc_dev(struct Qdisc *qdisc)