diff options
| author | Eric Dumazet <edumazet@google.com> | 2016-06-09 17:45:12 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2016-06-09 23:28:37 +0300 |
| commit | d3fff6c443fe8f8a5ef2bdcea45e2ff39db948c7 (patch) | |
| tree | ec632344dab9ba6c7a3767aa4054e682ddf5871c /include | |
| parent | 52fbb2907988aa0583c6d9d53a56aee090b2df7e (diff) | |
| download | linux-d3fff6c443fe8f8a5ef2bdcea45e2ff39db948c7.tar.xz | |
net: add netdev_lockdep_set_classes() helper
It is time to add netdev_lockdep_set_classes() helper
so that lockdep annotations per device type are easier to manage.
This removes a lot of copies and missing annotations.
Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/netdevice.h | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h index 541562333ba5..4f234b102892 100644 --- a/include/linux/netdevice.h +++ b/include/linux/netdevice.h @@ -1946,6 +1946,23 @@ static inline void netdev_for_each_tx_queue(struct net_device *dev, f(dev, &dev->_tx[i], arg); } +#define netdev_lockdep_set_classes(dev) \ +{ \ + static struct lock_class_key qdisc_tx_busylock_key; \ + static struct lock_class_key qdisc_running_key; \ + static struct lock_class_key qdisc_xmit_lock_key; \ + static struct lock_class_key dev_addr_list_lock_key; \ + unsigned int i; \ + \ + (dev)->qdisc_tx_busylock = &qdisc_tx_busylock_key; \ + (dev)->qdisc_running_key = &qdisc_running_key; \ + lockdep_set_class(&(dev)->addr_list_lock, \ + &dev_addr_list_lock_key); \ + for (i = 0; i < (dev)->num_tx_queues; i++) \ + lockdep_set_class(&(dev)->_tx[i]._xmit_lock, \ + &qdisc_xmit_lock_key); \ +} + struct netdev_queue *netdev_pick_tx(struct net_device *dev, struct sk_buff *skb, void *accel_priv); |