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authorDavid S. Miller <davem@davemloft.net>2008-07-15 00:15:08 -0700
committerDavid S. Miller <davem@davemloft.net>2008-07-15 00:15:08 -0700
commitb9e40857682ecfc5bcd0356a23ff409883ffb982 (patch)
treed241fd289bed6d16f36f6d26815c1e78e212c89a /drivers
parente308a5d806c852f56590ffdd3834d0df0cbed8d7 (diff)
netdev: Do not use TX lock to protect address lists.
Now that we have a specific lock to protect the network device unicast and multicast lists, remove extraneous grabs of the TX lock in cases where the code only needs address list protection. Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/infiniband/ulp/ipoib/ipoib_multicast.c2
-rw-r--r--drivers/media/dvb/dvb-core/dvb_net.c6
-rw-r--r--drivers/net/bonding/bond_main.c24
-rw-r--r--drivers/net/sfc/efx.c6
-rw-r--r--drivers/net/wireless/libertas/main.c6
5 files changed, 14 insertions, 30 deletions
diff --git a/drivers/infiniband/ulp/ipoib/ipoib_multicast.c b/drivers/infiniband/ulp/ipoib/ipoib_multicast.c
index 261ab715043..cd2fb955040 100644
--- a/drivers/infiniband/ulp/ipoib/ipoib_multicast.c
+++ b/drivers/infiniband/ulp/ipoib/ipoib_multicast.c
@@ -774,7 +774,6 @@ void ipoib_mcast_restart_task(struct work_struct *work)
ipoib_mcast_stop_thread(dev, 0);
local_irq_save(flags);
- netif_tx_lock(dev);
netif_addr_lock(dev);
spin_lock(&priv->lock);
@@ -853,7 +852,6 @@ void ipoib_mcast_restart_task(struct work_struct *work)
spin_unlock(&priv->lock);
netif_addr_unlock(dev);
- netif_tx_unlock(dev);
local_irq_restore(flags);
/* We have to cancel outside of the spinlock */
diff --git a/drivers/media/dvb/dvb-core/dvb_net.c b/drivers/media/dvb/dvb-core/dvb_net.c
index 809d18c663b..c2c033722a9 100644
--- a/drivers/media/dvb/dvb-core/dvb_net.c
+++ b/drivers/media/dvb/dvb-core/dvb_net.c
@@ -1133,8 +1133,7 @@ static void wq_set_multicast_list (struct work_struct *work)
dvb_net_feed_stop(dev);
priv->rx_mode = RX_MODE_UNI;
- netif_tx_lock_bh(dev);
- netif_addr_lock(dev);
+ netif_addr_lock_bh(dev);
if (dev->flags & IFF_PROMISC) {
dprintk("%s: promiscuous mode\n", dev->name);
@@ -1159,8 +1158,7 @@ static void wq_set_multicast_list (struct work_struct *work)
}
}
- netif_addr_unlock(dev);
- netif_tx_unlock_bh(dev);
+ netif_addr_unlock_bh(dev);
dvb_net_feed_start(dev);
}
diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c
index ea71abd6f72..fd87dbe7999 100644
--- a/drivers/net/bonding/bond_main.c
+++ b/drivers/net/bonding/bond_main.c
@@ -1567,14 +1567,12 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
goto err_close;
}
- netif_tx_lock_bh(bond_dev);
- netif_addr_lock(bond_dev);
+ netif_addr_lock_bh(bond_dev);
/* upload master's mc_list to new slave */
for (dmi = bond_dev->mc_list; dmi; dmi = dmi->next) {
dev_mc_add (slave_dev, dmi->dmi_addr, dmi->dmi_addrlen, 0);
}
- netif_addr_unlock(bond_dev);
- netif_tx_unlock_bh(bond_dev);
+ netif_addr_unlock_bh(bond_dev);
}
if (bond->params.mode == BOND_MODE_8023AD) {
@@ -1938,11 +1936,9 @@ int bond_release(struct net_device *bond_dev, struct net_device *slave_dev)
}
/* flush master's mc_list from slave */
- netif_tx_lock_bh(bond_dev);
- netif_addr_lock(bond_dev);
+ netif_addr_lock_bh(bond_dev);
bond_mc_list_flush(bond_dev, slave_dev);
- netif_addr_unlock(bond_dev);
- netif_tx_unlock_bh(bond_dev);
+ netif_addr_unlock_bh(bond_dev);
}
netdev_set_master(slave_dev, NULL);
@@ -2063,11 +2059,9 @@ static int bond_release_all(struct net_device *bond_dev)
}
/* flush master's mc_list from slave */
- netif_tx_lock_bh(bond_dev);
- netif_addr_lock(bond_dev);
+ netif_addr_lock_bh(bond_dev);
bond_mc_list_flush(bond_dev, slave_dev);
- netif_addr_unlock(bond_dev);
- netif_tx_unlock_bh(bond_dev);
+ netif_addr_unlock_bh(bond_dev);
}
netdev_set_master(slave_dev, NULL);
@@ -4679,11 +4673,9 @@ static void bond_free_all(void)
struct net_device *bond_dev = bond->dev;
bond_work_cancel_all(bond);
- netif_tx_lock_bh(bond_dev);
- netif_addr_lock(bond_dev);
+ netif_addr_lock_bh(bond_dev);
bond_mc_list_destroy(bond);
- netif_addr_unlock(bond_dev);
- netif_tx_unlock_bh(bond_dev);
+ netif_addr_unlock_bh(bond_dev);
/* Release the bonded slaves */
bond_release_all(bond_dev);
bond_destroy(bond);
diff --git a/drivers/net/sfc/efx.c b/drivers/net/sfc/efx.c
index e1257e556e4..7b2015f9e46 100644
--- a/drivers/net/sfc/efx.c
+++ b/drivers/net/sfc/efx.c
@@ -696,10 +696,8 @@ static void efx_stop_port(struct efx_nic *efx)
/* Serialise against efx_set_multicast_list() */
if (efx_dev_registered(efx)) {
- netif_tx_lock_bh(efx->net_dev);
- netif_addr_lock(efx->net_dev);
- netif_addr_unlock(efx->net_dev);
- netif_tx_unlock_bh(efx->net_dev);
+ netif_addr_lock_bh(efx->net_dev);
+ netif_addr_unlock_bh(efx->net_dev);
}
}
diff --git a/drivers/net/wireless/libertas/main.c b/drivers/net/wireless/libertas/main.c
index 42e9b2771ea..14d5d61cec4 100644
--- a/drivers/net/wireless/libertas/main.c
+++ b/drivers/net/wireless/libertas/main.c
@@ -593,8 +593,7 @@ static int lbs_add_mcast_addrs(struct cmd_ds_mac_multicast_adr *cmd,
if ((dev->flags & (IFF_UP|IFF_MULTICAST)) != (IFF_UP|IFF_MULTICAST))
return nr_addrs;
- netif_tx_lock_bh(dev);
- netif_addr_lock(dev);
+ netif_addr_lock_bh(dev);
for (mc_list = dev->mc_list; mc_list; mc_list = mc_list->next) {
if (mac_in_list(cmd->maclist, nr_addrs, mc_list->dmi_addr)) {
lbs_deb_net("mcast address %s:%s skipped\n", dev->name,
@@ -609,8 +608,7 @@ static int lbs_add_mcast_addrs(struct cmd_ds_mac_multicast_adr *cmd,
print_mac(mac, mc_list->dmi_addr));
i++;
}
- netif_addr_unlock(dev);
- netif_tx_unlock_bh(dev);
+ netif_addr_unlock_bh(dev);
if (mc_list)
return -EOVERFLOW;