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>
This commit is contained in:
David S. Miller
2008-07-08 23:13:53 -07:00
parent eb6aafe3f8
commit c773e847ea
10 changed files with 146 additions and 45 deletions

View File

@ -74,6 +74,16 @@ static const struct proto_ops nr_proto_ops;
*/
static struct lock_class_key nr_netdev_xmit_lock_key;
static void nr_set_lockdep_one(struct netdev_queue *txq)
{
lockdep_set_class(&txq->_xmit_lock, &nr_netdev_xmit_lock_key);
}
static void nr_set_lockdep_key(struct net_device *dev)
{
nr_set_lockdep_one(&dev->tx_queue);
}
/*
* Socket removal during an interrupt is now safe.
*/
@ -1430,7 +1440,7 @@ static int __init nr_proto_init(void)
free_netdev(dev);
goto fail;
}
lockdep_set_class(&dev->_xmit_lock, &nr_netdev_xmit_lock_key);
nr_set_lockdep_key(dev);
dev_nr[i] = dev;
}