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| author | David S. Miller <davem@davemloft.net> | 2008-07-17 00:34:19 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2008-07-17 19:21:00 -0700 |
| commit | e8a0464cc950972824e2e128028ae3db666ec1ed (patch) | |
| tree | 5022b95396c0f3b313531bc39b19543c03551b9a /net/sched/sch_teql.c | |
| parent | 070825b3840a743e21ebcc44f8279708a4fed977 (diff) | |
| download | blackbird-op-linux-e8a0464cc950972824e2e128028ae3db666ec1ed.tar.gz blackbird-op-linux-e8a0464cc950972824e2e128028ae3db666ec1ed.zip | |
netdev: Allocate multiple queues for TX.
alloc_netdev_mq() now allocates an array of netdev_queue
structures for TX, based upon the queue_count argument.
Furthermore, all accesses to the TX queues are now vectored
through the netdev_get_tx_queue() and netdev_for_each_tx_queue()
interfaces. This makes it easy to grep the tree for all
things that want to get to a TX queue of a net device.
Problem spots which are not really multiqueue aware yet, and
only work with one queue, can easily be spotted by grepping
for all netdev_get_tx_queue() calls that pass in a zero index.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/sched/sch_teql.c')
| -rw-r--r-- | net/sched/sch_teql.c | 21 |
1 files changed, 14 insertions, 7 deletions
diff --git a/net/sched/sch_teql.c b/net/sched/sch_teql.c index 8ac05981be20..44a2c3451f4d 100644 --- a/net/sched/sch_teql.c +++ b/net/sched/sch_teql.c @@ -111,7 +111,7 @@ teql_dequeue(struct Qdisc* sch) struct sk_buff *skb; skb = __skb_dequeue(&dat->q); - dat_queue = &dat->m->dev->tx_queue; + dat_queue = netdev_get_tx_queue(dat->m->dev, 0); if (skb == NULL) { struct net_device *m = qdisc_dev(dat_queue->qdisc); if (m) { @@ -155,10 +155,13 @@ teql_destroy(struct Qdisc* sch) if (q == master->slaves) { master->slaves = NEXT_SLAVE(q); if (q == master->slaves) { + struct netdev_queue *txq; + + txq = netdev_get_tx_queue(master->dev, 0); master->slaves = NULL; - spin_lock_bh(&master->dev->tx_queue.lock); - qdisc_reset(master->dev->tx_queue.qdisc); - spin_unlock_bh(&master->dev->tx_queue.lock); + spin_lock_bh(&txq->lock); + qdisc_reset(txq->qdisc); + spin_unlock_bh(&txq->lock); } } skb_queue_purge(&dat->q); @@ -218,7 +221,8 @@ static int teql_qdisc_init(struct Qdisc *sch, struct nlattr *opt) static int __teql_resolve(struct sk_buff *skb, struct sk_buff *skb_res, struct net_device *dev) { - struct teql_sched_data *q = qdisc_priv(dev->tx_queue.qdisc); + struct netdev_queue *dev_queue = netdev_get_tx_queue(dev, 0); + struct teql_sched_data *q = qdisc_priv(dev_queue->qdisc); struct neighbour *mn = skb->dst->neighbour; struct neighbour *n = q->ncache; @@ -254,7 +258,8 @@ __teql_resolve(struct sk_buff *skb, struct sk_buff *skb_res, struct net_device * static inline int teql_resolve(struct sk_buff *skb, struct sk_buff *skb_res, struct net_device *dev) { - if (dev->tx_queue.qdisc == &noop_qdisc) + struct netdev_queue *txq = netdev_get_tx_queue(dev, 0); + if (txq->qdisc == &noop_qdisc) return -ENODEV; if (dev->header_ops == NULL || @@ -285,8 +290,10 @@ restart: do { struct net_device *slave = qdisc_dev(q); + struct netdev_queue *slave_txq; - if (slave->tx_queue.qdisc_sleeping != q) + slave_txq = netdev_get_tx_queue(slave, 0); + if (slave_txq->qdisc_sleeping != q) continue; if (netif_queue_stopped(slave) || __netif_subqueue_stopped(slave, subq) || |
