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authorDavid S. Miller <davem@davemloft.net>2008-07-08 23:13:53 -0700
committerDavid S. Miller <davem@davemloft.net>2008-07-08 23:13:53 -0700
commitc773e847ea8f6812804e40f52399c6921a00eab1 (patch)
tree952e0e262cc0b0f2136bc2a62938ae1d186f896a /net/sched/sch_generic.c
parenteb6aafe3f843cb0e939546c03540a3b4911b6964 (diff)
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>
Diffstat (limited to 'net/sched/sch_generic.c')
-rw-r--r--net/sched/sch_generic.c9
1 files changed, 4 insertions, 5 deletions
diff --git a/net/sched/sch_generic.c b/net/sched/sch_generic.c
index fcc7533f0bc..b6a36d39466 100644
--- a/net/sched/sch_generic.c
+++ b/net/sched/sch_generic.c
@@ -92,10 +92,9 @@ static inline int handle_dev_cpu_collision(struct sk_buff *skb,
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 @@ static inline int handle_dev_cpu_collision(struct sk_buff *skb,
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 @@ static inline int qdisc_restart(struct netdev_queue *txq)
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;