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>

1 files changed, 11 insertions, 1 deletions

diff --git a/drivers/net/hamradio/bpqether.c b/drivers/net/hamradio/bpqether.c
index 5f4b4c6..fb186b8 100644
--- a/drivers/net/hamradio/bpqether.c
+++ b/drivers/net/hamradio/bpqether.c
@@ -124,6 +124,16 @@ static LIST_HEAD(bpq_devices);
  */
 static struct lock_class_key bpq_netdev_xmit_lock_key;
 
+static void bpq_set_lockdep_class_one(struct netdev_queue *txq)
+{
+	lockdep_set_class(&txq->_xmit_lock, &bpq_netdev_xmit_lock_key);
+}
+
+static void bpq_set_lockdep_class(struct net_device *dev)
+{
+	bpq_set_lockdep_class_one(&dev->tx_queue);
+}
+
 /* ------------------------------------------------------------------------ */
 
 
@@ -523,7 +533,7 @@ static int bpq_new_device(struct net_device *edev)
 	err = register_netdevice(ndev);
 	if (err)
 		goto error;
-	lockdep_set_class(&ndev->_xmit_lock, &bpq_netdev_xmit_lock_key);
+	bpq_set_lockdep_class(ndev);
 
 	/* List protected by RTNL */
 	list_add_rcu(&bpq->bpq_list, &bpq_devices);