diff options
-rw-r--r-- | drivers/infiniband/ulp/ipoib/ipoib_multicast.c | 2 | ||||
-rw-r--r-- | drivers/media/dvb/dvb-core/dvb_net.c | 2 | ||||
-rw-r--r-- | drivers/net/bonding/bond_main.c | 8 | ||||
-rw-r--r-- | drivers/net/forcedeth.c | 16 | ||||
-rw-r--r-- | drivers/net/hamradio/6pack.c | 2 | ||||
-rw-r--r-- | drivers/net/hamradio/mkiss.c | 2 | ||||
-rw-r--r-- | drivers/net/ibm_newemac/core.c | 4 | ||||
-rw-r--r-- | drivers/net/sfc/efx.c | 2 | ||||
-rw-r--r-- | drivers/net/wireless/libertas/main.c | 2 | ||||
-rw-r--r-- | include/linux/netdevice.h | 20 | ||||
-rw-r--r-- | net/core/dev.c | 14 | ||||
-rw-r--r-- | net/core/dev_mcast.c | 12 | ||||
-rw-r--r-- | net/mac80211/main.c | 4 | ||||
-rw-r--r-- | net/mac80211/mlme.c | 4 |
14 files changed, 94 insertions, 0 deletions
diff --git a/drivers/infiniband/ulp/ipoib/ipoib_multicast.c b/drivers/infiniband/ulp/ipoib/ipoib_multicast.c index 3f663fb852c..261ab715043 100644 --- a/drivers/infiniband/ulp/ipoib/ipoib_multicast.c +++ b/drivers/infiniband/ulp/ipoib/ipoib_multicast.c @@ -775,6 +775,7 @@ void ipoib_mcast_restart_task(struct work_struct *work) local_irq_save(flags); netif_tx_lock(dev); + netif_addr_lock(dev); spin_lock(&priv->lock); /* @@ -851,6 +852,7 @@ 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); diff --git a/drivers/media/dvb/dvb-core/dvb_net.c b/drivers/media/dvb/dvb-core/dvb_net.c index c2334aef414..809d18c663b 100644 --- a/drivers/media/dvb/dvb-core/dvb_net.c +++ b/drivers/media/dvb/dvb-core/dvb_net.c @@ -1134,6 +1134,7 @@ 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); if (dev->flags & IFF_PROMISC) { dprintk("%s: promiscuous mode\n", dev->name); @@ -1158,6 +1159,7 @@ static void wq_set_multicast_list (struct work_struct *work) } } + netif_addr_unlock(dev); netif_tx_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 8ae7ff31321..ea71abd6f72 100644 --- a/drivers/net/bonding/bond_main.c +++ b/drivers/net/bonding/bond_main.c @@ -1568,10 +1568,12 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev) } netif_tx_lock_bh(bond_dev); + netif_addr_lock(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); } @@ -1937,7 +1939,9 @@ 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); bond_mc_list_flush(bond_dev, slave_dev); + netif_addr_unlock(bond_dev); netif_tx_unlock_bh(bond_dev); } @@ -2060,7 +2064,9 @@ 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); bond_mc_list_flush(bond_dev, slave_dev); + netif_addr_unlock(bond_dev); netif_tx_unlock_bh(bond_dev); } @@ -4674,7 +4680,9 @@ static void bond_free_all(void) bond_work_cancel_all(bond); netif_tx_lock_bh(bond_dev); + netif_addr_lock(bond_dev); bond_mc_list_destroy(bond); + netif_addr_unlock(bond_dev); netif_tx_unlock_bh(bond_dev); /* Release the bonded slaves */ bond_release_all(bond_dev); diff --git a/drivers/net/forcedeth.c b/drivers/net/forcedeth.c index 786d668c612..4ed89fa9ae4 100644 --- a/drivers/net/forcedeth.c +++ b/drivers/net/forcedeth.c @@ -2831,6 +2831,7 @@ static int nv_change_mtu(struct net_device *dev, int new_mtu) */ nv_disable_irq(dev); netif_tx_lock_bh(dev); + netif_addr_lock(dev); spin_lock(&np->lock); /* stop engines */ nv_stop_rxtx(dev); @@ -2855,6 +2856,7 @@ static int nv_change_mtu(struct net_device *dev, int new_mtu) /* restart rx engine */ nv_start_rxtx(dev); spin_unlock(&np->lock); + netif_addr_unlock(dev); netif_tx_unlock_bh(dev); nv_enable_irq(dev); } @@ -2891,6 +2893,7 @@ static int nv_set_mac_address(struct net_device *dev, void *addr) if (netif_running(dev)) { netif_tx_lock_bh(dev); + netif_addr_lock(dev); spin_lock_irq(&np->lock); /* stop rx engine */ @@ -2902,6 +2905,7 @@ static int nv_set_mac_address(struct net_device *dev, void *addr) /* restart rx engine */ nv_start_rx(dev); spin_unlock_irq(&np->lock); + netif_addr_unlock(dev); netif_tx_unlock_bh(dev); } else { nv_copy_mac_to_hw(dev); @@ -3971,6 +3975,7 @@ static void nv_do_nic_poll(unsigned long data) printk(KERN_INFO "forcedeth: MAC in recoverable error state\n"); if (netif_running(dev)) { netif_tx_lock_bh(dev); + netif_addr_lock(dev); spin_lock(&np->lock); /* stop engines */ nv_stop_rxtx(dev); @@ -3995,6 +4000,7 @@ static void nv_do_nic_poll(unsigned long data) /* restart rx engine */ nv_start_rxtx(dev); spin_unlock(&np->lock); + netif_addr_unlock(dev); netif_tx_unlock_bh(dev); } } @@ -4202,6 +4208,7 @@ static int nv_set_settings(struct net_device *dev, struct ethtool_cmd *ecmd) nv_disable_irq(dev); netif_tx_lock_bh(dev); + netif_addr_lock(dev); /* with plain spinlock lockdep complains */ spin_lock_irqsave(&np->lock, flags); /* stop engines */ @@ -4215,6 +4222,7 @@ static int nv_set_settings(struct net_device *dev, struct ethtool_cmd *ecmd) */ nv_stop_rxtx(dev); spin_unlock_irqrestore(&np->lock, flags); + netif_addr_unlock(dev); netif_tx_unlock_bh(dev); } @@ -4360,10 +4368,12 @@ static int nv_nway_reset(struct net_device *dev) if (netif_running(dev)) { nv_disable_irq(dev); netif_tx_lock_bh(dev); + netif_addr_lock(dev); spin_lock(&np->lock); /* stop engines */ nv_stop_rxtx(dev); spin_unlock(&np->lock); + netif_addr_unlock(dev); netif_tx_unlock_bh(dev); printk(KERN_INFO "%s: link down.\n", dev->name); } @@ -4471,6 +4481,7 @@ static int nv_set_ringparam(struct net_device *dev, struct ethtool_ringparam* ri if (netif_running(dev)) { nv_disable_irq(dev); netif_tx_lock_bh(dev); + netif_addr_lock(dev); spin_lock(&np->lock); /* stop engines */ nv_stop_rxtx(dev); @@ -4519,6 +4530,7 @@ static int nv_set_ringparam(struct net_device *dev, struct ethtool_ringparam* ri /* restart engines */ nv_start_rxtx(dev); spin_unlock(&np->lock); + netif_addr_unlock(dev); netif_tx_unlock_bh(dev); nv_enable_irq(dev); } @@ -4556,10 +4568,12 @@ static int nv_set_pauseparam(struct net_device *dev, struct ethtool_pauseparam* if (netif_running(dev)) { nv_disable_irq(dev); netif_tx_lock_bh(dev); + netif_addr_lock(dev); spin_lock(&np->lock); /* stop engines */ nv_stop_rxtx(dev); spin_unlock(&np->lock); + netif_addr_unlock(dev); netif_tx_unlock_bh(dev); } @@ -4946,6 +4960,7 @@ static void nv_self_test(struct net_device *dev, struct ethtool_test *test, u64 napi_disable(&np->napi); #endif netif_tx_lock_bh(dev); + netif_addr_lock(dev); spin_lock_irq(&np->lock); nv_disable_hw_interrupts(dev, np->irqmask); if (!(np->msi_flags & NV_MSI_X_ENABLED)) { @@ -4959,6 +4974,7 @@ static void nv_self_test(struct net_device *dev, struct ethtool_test *test, u64 /* drain rx queue */ nv_drain_rxtx(dev); spin_unlock_irq(&np->lock); + netif_addr_unlock(dev); netif_tx_unlock_bh(dev); } diff --git a/drivers/net/hamradio/6pack.c b/drivers/net/hamradio/6pack.c index 06ad9f302b5..ffc937f5d15 100644 --- a/drivers/net/hamradio/6pack.c +++ b/drivers/net/hamradio/6pack.c @@ -300,7 +300,9 @@ static int sp_set_mac_address(struct net_device *dev, void *addr) struct sockaddr_ax25 *sa = addr; netif_tx_lock_bh(dev); + netif_addr_lock(dev); memcpy(dev->dev_addr, &sa->sax25_call, AX25_ADDR_LEN); + netif_addr_unlock(dev); netif_tx_unlock_bh(dev); return 0; diff --git a/drivers/net/hamradio/mkiss.c b/drivers/net/hamradio/mkiss.c index 65166035aca..b8740e6a5ce 100644 --- a/drivers/net/hamradio/mkiss.c +++ b/drivers/net/hamradio/mkiss.c @@ -356,7 +356,9 @@ static int ax_set_mac_address(struct net_device *dev, void *addr) struct sockaddr_ax25 *sa = addr; netif_tx_lock_bh(dev); + netif_addr_lock(dev); memcpy(dev->dev_addr, &sa->sax25_call, AX25_ADDR_LEN); + netif_addr_unlock(dev); netif_tx_unlock_bh(dev); return 0; diff --git a/drivers/net/ibm_newemac/core.c b/drivers/net/ibm_newemac/core.c index babc79ad490..9ca57d36559 100644 --- a/drivers/net/ibm_newemac/core.c +++ b/drivers/net/ibm_newemac/core.c @@ -295,7 +295,9 @@ static void emac_rx_disable(struct emac_instance *dev) static inline void emac_netif_stop(struct emac_instance *dev) { netif_tx_lock_bh(dev->ndev); + netif_addr_lock(dev->ndev); dev->no_mcast = 1; + netif_addr_unlock(dev->ndev); netif_tx_unlock_bh(dev->ndev); dev->ndev->trans_start = jiffies; /* prevent tx timeout */ mal_poll_disable(dev->mal, &dev->commac); @@ -305,9 +307,11 @@ static inline void emac_netif_stop(struct emac_instance *dev) static inline void emac_netif_start(struct emac_instance *dev) { netif_tx_lock_bh(dev->ndev); + netif_addr_lock(dev->ndev); dev->no_mcast = 0; if (dev->mcast_pending && netif_running(dev->ndev)) __emac_set_multicast_list(dev); + netif_addr_unlock(dev->ndev); netif_tx_unlock_bh(dev->ndev); netif_wake_queue(dev->ndev); diff --git a/drivers/net/sfc/efx.c b/drivers/net/sfc/efx.c index 74265d8553b..e1257e556e4 100644 --- a/drivers/net/sfc/efx.c +++ b/drivers/net/sfc/efx.c @@ -697,6 +697,8 @@ 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); } } diff --git a/drivers/net/wireless/libertas/main.c b/drivers/net/wireless/libertas/main.c index abd6d9ed8f4..42e9b2771ea 100644 --- a/drivers/net/wireless/libertas/main.c +++ b/drivers/net/wireless/libertas/main.c @@ -594,6 +594,7 @@ static int lbs_add_mcast_addrs(struct cmd_ds_mac_multicast_adr *cmd, return nr_addrs; netif_tx_lock_bh(dev); + netif_addr_lock(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, @@ -608,6 +609,7 @@ 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); if (mc_list) return -EOVERFLOW; diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h index fd036521918..570cf7affa7 100644 --- a/include/linux/netdevice.h +++ b/include/linux/netdevice.h @@ -1498,6 +1498,26 @@ static inline void netif_tx_disable(struct net_device *dev) netif_tx_unlock_bh(dev); } +static inline void netif_addr_lock(struct net_device *dev) +{ + spin_lock(&dev->addr_list_lock); +} + +static inline void netif_addr_lock_bh(struct net_device *dev) +{ + spin_lock_bh(&dev->addr_list_lock); +} + +static inline void netif_addr_unlock(struct net_device *dev) +{ + spin_unlock(&dev->addr_list_lock); +} + +static inline void netif_addr_unlock_bh(struct net_device *dev) +{ + spin_unlock_bh(&dev->addr_list_lock); +} + /* These functions live elsewhere (drivers/net/net_init.c, but related) */ extern void ether_setup(struct net_device *dev); diff --git a/net/core/dev.c b/net/core/dev.c index d933d1bfa6f..ef1502d71f2 100644 --- a/net/core/dev.c +++ b/net/core/dev.c @@ -2982,7 +2982,9 @@ void __dev_set_rx_mode(struct net_device *dev) void dev_set_rx_mode(struct net_device *dev) { netif_tx_lock_bh(dev); + netif_addr_lock(dev); __dev_set_rx_mode(dev); + netif_addr_unlock(dev); netif_tx_unlock_bh(dev); } @@ -3062,9 +3064,11 @@ int dev_unicast_delete(struct net_device *dev, void *addr, int alen) ASSERT_RTNL(); netif_tx_lock_bh(dev); + netif_addr_lock(dev); err = __dev_addr_delete(&dev->uc_list, &dev->uc_count, addr, alen, 0); if (!err) __dev_set_rx_mode(dev); + netif_addr_unlock(dev); netif_tx_unlock_bh(dev); return err; } @@ -3088,9 +3092,11 @@ int dev_unicast_add(struct net_device *dev, void *addr, int alen) ASSERT_RTNL(); netif_tx_lock_bh(dev); + netif_addr_lock(dev); err = __dev_addr_add(&dev->uc_list, &dev->uc_count, addr, alen, 0); if (!err) __dev_set_rx_mode(dev); + netif_addr_unlock(dev); netif_tx_unlock_bh(dev); return err; } @@ -3159,10 +3165,12 @@ int dev_unicast_sync(struct net_device *to, struct net_device *from) int err = 0; netif_tx_lock_bh(to); + netif_addr_lock(to); err = __dev_addr_sync(&to->uc_list, &to->uc_count, &from->uc_list, &from->uc_count); if (!err) __dev_set_rx_mode(to); + netif_addr_unlock(to); netif_tx_unlock_bh(to); return err; } @@ -3180,13 +3188,17 @@ EXPORT_SYMBOL(dev_unicast_sync); void dev_unicast_unsync(struct net_device *to, struct net_device *from) { netif_tx_lock_bh(from); + netif_addr_lock(from); netif_tx_lock_bh(to); + netif_addr_lock(to); __dev_addr_unsync(&to->uc_list, &to->uc_count, &from->uc_list, &from->uc_count); __dev_set_rx_mode(to); + netif_addr_unlock(to); netif_tx_unlock_bh(to); + netif_addr_unlock(from); netif_tx_unlock_bh(from); } EXPORT_SYMBOL(dev_unicast_unsync); @@ -3208,6 +3220,7 @@ static void __dev_addr_discard(struct dev_addr_list **list) static void dev_addr_discard(struct net_device *dev) { netif_tx_lock_bh(dev); + netif_addr_lock(dev); __dev_addr_discard(&dev->uc_list); dev->uc_count = 0; @@ -3215,6 +3228,7 @@ static void dev_addr_discard(struct net_device *dev) __dev_addr_discard(&dev->mc_list); dev->mc_count = 0; + netif_addr_unlock(dev); netif_tx_unlock_bh(dev); } diff --git a/net/core/dev_mcast.c b/net/core/dev_mcast.c index f8a3455f449..b6b2a129971 100644 --- a/net/core/dev_mcast.c +++ b/net/core/dev_mcast.c @@ -73,6 +73,7 @@ int dev_mc_delete(struct net_device *dev, void *addr, int alen, int glbl) int err; netif_tx_lock_bh(dev); + netif_addr_lock(dev); err = __dev_addr_delete(&dev->mc_list, &dev->mc_count, addr, alen, glbl); if (!err) { @@ -83,6 +84,7 @@ int dev_mc_delete(struct net_device *dev, void *addr, int alen, int glbl) __dev_set_rx_mode(dev); } + netif_addr_unlock(dev); netif_tx_unlock_bh(dev); return err; } @@ -96,9 +98,11 @@ int dev_mc_add(struct net_device *dev, void *addr, int alen, int glbl) int err; netif_tx_lock_bh(dev); + netif_addr_lock(dev); err = __dev_addr_add(&dev->mc_list, &dev->mc_count, addr, alen, glbl); if (!err) __dev_set_rx_mode(dev); + netif_addr_unlock(dev); netif_tx_unlock_bh(dev); return err; } @@ -120,10 +124,12 @@ int dev_mc_sync(struct net_device *to, struct net_device *from) int err = 0; netif_tx_lock_bh(to); + netif_addr_lock(to); err = __dev_addr_sync(&to->mc_list, &to->mc_count, &from->mc_list, &from->mc_count); if (!err) __dev_set_rx_mode(to); + netif_addr_unlock(to); netif_tx_unlock_bh(to); return err; @@ -144,13 +150,17 @@ EXPORT_SYMBOL(dev_mc_sync); void dev_mc_unsync(struct net_device *to, struct net_device *from) { netif_tx_lock_bh(from); + netif_addr_lock(from); netif_tx_lock_bh(to); + netif_addr_lock(to); __dev_addr_unsync(&to->mc_list, &to->mc_count, &from->mc_list, &from->mc_count); __dev_set_rx_mode(to); + netif_addr_unlock(to); netif_tx_unlock_bh(to); + netif_addr_unlock(from); netif_tx_unlock_bh(from); } EXPORT_SYMBOL(dev_mc_unsync); @@ -165,6 +175,7 @@ static int dev_mc_seq_show(struct seq_file *seq, void *v) return 0; netif_tx_lock_bh(dev); + netif_addr_lock(dev); for (m = dev->mc_list; m; m = m->next) { int i; @@ -176,6 +187,7 @@ static int dev_mc_seq_show(struct seq_file *seq, void *v) seq_putc(seq, '\n'); } + netif_addr_unlock(dev); netif_tx_unlock_bh(dev); return 0; } diff --git a/net/mac80211/main.c b/net/mac80211/main.c index 36859e79492..095b7d928d6 100644 --- a/net/mac80211/main.c +++ b/net/mac80211/main.c @@ -292,7 +292,9 @@ static int ieee80211_open(struct net_device *dev) local->fif_other_bss++; netif_tx_lock_bh(local->mdev); + netif_addr_lock(local->mdev); ieee80211_configure_filter(local); + netif_addr_unlock(local->mdev); netif_tx_unlock_bh(local->mdev); break; case IEEE80211_IF_TYPE_STA: @@ -491,7 +493,9 @@ static int ieee80211_stop(struct net_device *dev) local->fif_other_bss--; netif_tx_lock_bh(local->mdev); + netif_addr_lock(local->mdev); ieee80211_configure_filter(local); + netif_addr_unlock(local->mdev); netif_tx_unlock_bh(local->mdev); break; case IEEE80211_IF_TYPE_MESH_POINT: diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c index 8f51375317d..1232ba25e1e 100644 --- a/net/mac80211/mlme.c +++ b/net/mac80211/mlme.c @@ -3869,6 +3869,7 @@ void ieee80211_scan_completed(struct ieee80211_hw *hw) netif_tx_lock_bh(local->mdev); + netif_addr_lock(local->mdev); local->filter_flags &= ~FIF_BCN_PRBRESP_PROMISC; local->ops->configure_filter(local_to_hw(local), FIF_BCN_PRBRESP_PROMISC, @@ -3876,6 +3877,7 @@ void ieee80211_scan_completed(struct ieee80211_hw *hw) local->mdev->mc_count, local->mdev->mc_list); + netif_addr_unlock(local->mdev); netif_tx_unlock_bh(local->mdev); rcu_read_lock(); @@ -4063,12 +4065,14 @@ static int ieee80211_sta_start_scan(struct net_device *dev, local->scan_dev = dev; netif_tx_lock_bh(local->mdev); + netif_addr_lock(local->mdev); local->filter_flags |= FIF_BCN_PRBRESP_PROMISC; local->ops->configure_filter(local_to_hw(local), FIF_BCN_PRBRESP_PROMISC, &local->filter_flags, local->mdev->mc_count, local->mdev->mc_list); + netif_addr_unlock(local->mdev); netif_tx_unlock_bh(local->mdev); /* TODO: start scan as soon as all nullfunc frames are ACKed */ |