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>

1 files changed, 2 insertions, 2 deletions

diff --git a/net/sched/cls_api.c b/net/sched/cls_api.c
index b483bbea6118..d0b0a9b14394 100644
--- a/net/sched/cls_api.c
+++ b/net/sched/cls_api.c
@@ -166,7 +166,7 @@ replay:
 
         /* Find qdisc */
         if (!parent) {
-                struct netdev_queue *dev_queue = &dev->tx_queue;
+                struct netdev_queue *dev_queue = netdev_get_tx_queue(dev, 0);
                 q = dev_queue->qdisc_sleeping;
                 parent = q->handle;
         } else {
@@ -410,7 +410,7 @@ static int tc_dump_tfilter(struct sk_buff *skb, struct netlink_callback *cb)
         if ((dev = dev_get_by_index(&init_net, tcm->tcm_ifindex)) == NULL)
                 return skb->len;
 
-        dev_queue = &dev->tx_queue;
+        dev_queue = netdev_get_tx_queue(dev, 0);
         if (!tcm->tcm_parent)
                 q = dev_queue->qdisc_sleeping;
         else