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authorEric Dumazet <edumazet@google.com>2016-06-09 07:45:12 -0700
committerDavid S. Miller <davem@davemloft.net>2016-06-09 13:28:37 -0700
commitd3fff6c443fe8f8a5ef2bdcea45e2ff39db948c7 (patch)
treeec632344dab9ba6c7a3767aa4054e682ddf5871c /drivers
parentnet: sched: fix qdisc->running lockdep annotations (diff)
downloadlinux-dev-d3fff6c443fe8f8a5ef2bdcea45e2ff39db948c7.tar.xz
linux-dev-d3fff6c443fe8f8a5ef2bdcea45e2ff39db948c7.zip
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 'drivers')
-rw-r--r--drivers/net/bonding/bond_main.c24
-rw-r--r--drivers/net/ppp/ppp_generic.c6
-rw-r--r--drivers/net/team/team.c21
3 files changed, 3 insertions, 48 deletions
diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c
index 681af31a60ed..90157e20357e 100644
--- a/drivers/net/bonding/bond_main.c
+++ b/drivers/net/bonding/bond_main.c
@@ -4607,28 +4607,6 @@ static int bond_check_params(struct bond_params *params)
return 0;
}
-static struct lock_class_key bonding_netdev_xmit_lock_key;
-static struct lock_class_key bonding_netdev_addr_lock_key;
-static struct lock_class_key bonding_tx_busylock_key;
-static struct lock_class_key bonding_qdisc_running_key;
-
-static void bond_set_lockdep_class_one(struct net_device *dev,
- struct netdev_queue *txq,
- void *_unused)
-{
- lockdep_set_class(&txq->_xmit_lock,
- &bonding_netdev_xmit_lock_key);
-}
-
-static void bond_set_lockdep_class(struct net_device *dev)
-{
- lockdep_set_class(&dev->addr_list_lock,
- &bonding_netdev_addr_lock_key);
- netdev_for_each_tx_queue(dev, bond_set_lockdep_class_one, NULL);
- dev->qdisc_tx_busylock = &bonding_tx_busylock_key;
- dev->qdisc_running_key = &bonding_qdisc_running_key;
-}
-
/* Called from registration process */
static int bond_init(struct net_device *bond_dev)
{
@@ -4641,7 +4619,7 @@ static int bond_init(struct net_device *bond_dev)
if (!bond->wq)
return -ENOMEM;
- bond_set_lockdep_class(bond_dev);
+ netdev_lockdep_set_classes(bond_dev);
list_add_tail(&bond->bond_list, &bn->dev_list);
diff --git a/drivers/net/ppp/ppp_generic.c b/drivers/net/ppp/ppp_generic.c
index aeabaa42317f..17953ab15000 100644
--- a/drivers/net/ppp/ppp_generic.c
+++ b/drivers/net/ppp/ppp_generic.c
@@ -1312,13 +1312,9 @@ ppp_get_stats64(struct net_device *dev, struct rtnl_link_stats64 *stats64)
return stats64;
}
-static struct lock_class_key ppp_tx_busylock;
-static struct lock_class_key ppp_qdisc_running_key;
-
static int ppp_dev_init(struct net_device *dev)
{
- dev->qdisc_tx_busylock = &ppp_tx_busylock;
- dev->qdisc_running_key = &ppp_qdisc_running_key;
+ netdev_lockdep_set_classes(dev);
return 0;
}
diff --git a/drivers/net/team/team.c b/drivers/net/team/team.c
index 00eb38956a2c..0a1bb8387d96 100644
--- a/drivers/net/team/team.c
+++ b/drivers/net/team/team.c
@@ -1574,25 +1574,6 @@ static const struct team_option team_options[] = {
},
};
-static struct lock_class_key team_netdev_xmit_lock_key;
-static struct lock_class_key team_netdev_addr_lock_key;
-static struct lock_class_key team_tx_busylock_key;
-static struct lock_class_key team_qdisc_running_key;
-
-static void team_set_lockdep_class_one(struct net_device *dev,
- struct netdev_queue *txq,
- void *unused)
-{
- lockdep_set_class(&txq->_xmit_lock, &team_netdev_xmit_lock_key);
-}
-
-static void team_set_lockdep_class(struct net_device *dev)
-{
- lockdep_set_class(&dev->addr_list_lock, &team_netdev_addr_lock_key);
- netdev_for_each_tx_queue(dev, team_set_lockdep_class_one, NULL);
- dev->qdisc_tx_busylock = &team_tx_busylock_key;
- dev->qdisc_running_key = &team_qdisc_running_key;
-}
static int team_init(struct net_device *dev)
{
@@ -1628,7 +1609,7 @@ static int team_init(struct net_device *dev)
goto err_options_register;
netif_carrier_off(dev);
- team_set_lockdep_class(dev);
+ netdev_lockdep_set_classes(dev);
return 0;