netdev: Move _xmit_lock and xmit_lock_owner into netdev_queue.
Accesses are mostly structured such that when there are multiple TX
queues the code transformations will be a little bit simpler.
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/sched/sch_generic.c b/net/sched/sch_generic.c
index fcc7533..b6a36d3 100644
--- a/net/sched/sch_generic.c
+++ b/net/sched/sch_generic.c
@@ -92,10 +92,9 @@
struct netdev_queue *dev_queue,
struct Qdisc *q)
{
- struct net_device *dev = dev_queue->dev;
int ret;
- if (unlikely(dev->xmit_lock_owner == smp_processor_id())) {
+ if (unlikely(dev_queue->xmit_lock_owner == smp_processor_id())) {
/*
* Same CPU holding the lock. It may be a transient
* configuration error, when hard_start_xmit() recurses. We
@@ -105,7 +104,7 @@
kfree_skb(skb);
if (net_ratelimit())
printk(KERN_WARNING "Dead loop on netdevice %s, "
- "fix it urgently!\n", dev->name);
+ "fix it urgently!\n", dev_queue->dev->name);
ret = qdisc_qlen(q);
} else {
/*
@@ -155,10 +154,10 @@
dev = txq->dev;
- HARD_TX_LOCK(dev, smp_processor_id());
+ HARD_TX_LOCK(dev, txq, smp_processor_id());
if (!netif_subqueue_stopped(dev, skb))
ret = dev_hard_start_xmit(skb, dev);
- HARD_TX_UNLOCK(dev);
+ HARD_TX_UNLOCK(dev, txq);
spin_lock(&txq->lock);
q = txq->qdisc;