diff options
Diffstat (limited to 'net/bridge')
| -rw-r--r-- | net/bridge/br.c | 15 | ||||
| -rw-r--r-- | net/bridge/br_device.c | 27 | ||||
| -rw-r--r-- | net/bridge/br_fdb.c | 5 | ||||
| -rw-r--r-- | net/bridge/br_netlink.c | 3 | ||||
| -rw-r--r-- | net/bridge/br_vlan.c | 4 | ||||
| -rw-r--r-- | net/bridge/netfilter/Kconfig | 7 | ||||
| -rw-r--r-- | net/bridge/netfilter/Makefile | 2 |
7 files changed, 24 insertions, 39 deletions
diff --git a/net/bridge/br.c b/net/bridge/br.c index ac19b797dbec..2cab878e0a39 100644 --- a/net/bridge/br.c +++ b/net/bridge/br.c @@ -356,26 +356,21 @@ void br_opt_toggle(struct net_bridge *br, enum net_bridge_opts opt, bool on) clear_bit(opt, &br->options); } -static void __net_exit br_net_exit_batch(struct list_head *net_list) +static void __net_exit br_net_exit_batch_rtnl(struct list_head *net_list, + struct list_head *dev_to_kill) { struct net_device *dev; struct net *net; - LIST_HEAD(list); - - rtnl_lock(); + ASSERT_RTNL(); list_for_each_entry(net, net_list, exit_list) for_each_netdev(net, dev) if (netif_is_bridge_master(dev)) - br_dev_delete(dev, &list); - - unregister_netdevice_many(&list); - - rtnl_unlock(); + br_dev_delete(dev, dev_to_kill); } static struct pernet_operations br_net_ops = { - .exit_batch = br_net_exit_batch, + .exit_batch_rtnl = br_net_exit_batch_rtnl, }; static const struct stp_proto br_stp_proto = { diff --git a/net/bridge/br_device.c b/net/bridge/br_device.c index 65cee0ad3c1b..c366ccc8b3db 100644 --- a/net/bridge/br_device.c +++ b/net/bridge/br_device.c @@ -108,38 +108,23 @@ out: return NETDEV_TX_OK; } -static struct lock_class_key bridge_netdev_addr_lock_key; - -static void br_set_lockdep_class(struct net_device *dev) -{ - lockdep_set_class(&dev->addr_list_lock, &bridge_netdev_addr_lock_key); -} - static int br_dev_init(struct net_device *dev) { struct net_bridge *br = netdev_priv(dev); int err; - dev->tstats = netdev_alloc_pcpu_stats(struct pcpu_sw_netstats); - if (!dev->tstats) - return -ENOMEM; - err = br_fdb_hash_init(br); - if (err) { - free_percpu(dev->tstats); + if (err) return err; - } err = br_mdb_hash_init(br); if (err) { - free_percpu(dev->tstats); br_fdb_hash_fini(br); return err; } err = br_vlan_init(br); if (err) { - free_percpu(dev->tstats); br_mdb_hash_fini(br); br_fdb_hash_fini(br); return err; @@ -147,14 +132,14 @@ static int br_dev_init(struct net_device *dev) err = br_multicast_init_stats(br); if (err) { - free_percpu(dev->tstats); br_vlan_flush(br); br_mdb_hash_fini(br); br_fdb_hash_fini(br); + return err; } - br_set_lockdep_class(dev); - return err; + netdev_lockdep_set_classes(dev); + return 0; } static void br_dev_uninit(struct net_device *dev) @@ -166,7 +151,6 @@ static void br_dev_uninit(struct net_device *dev) br_vlan_flush(br); br_mdb_hash_fini(br); br_fdb_hash_fini(br); - free_percpu(dev->tstats); } static int br_dev_open(struct net_device *dev) @@ -481,7 +465,7 @@ static const struct net_device_ops br_netdev_ops = { .ndo_fill_forward_path = br_fill_forward_path, }; -static struct device_type br_type = { +static const struct device_type br_type = { .name = "bridge", }; @@ -503,6 +487,7 @@ void br_dev_setup(struct net_device *dev) dev->hw_features = COMMON_FEATURES | NETIF_F_HW_VLAN_CTAG_TX | NETIF_F_HW_VLAN_STAG_TX; dev->vlan_features = COMMON_FEATURES; + dev->pcpu_stat_type = NETDEV_PCPU_STAT_TSTATS; br->dev = dev; spin_lock_init(&br->lock); diff --git a/net/bridge/br_fdb.c b/net/bridge/br_fdb.c index c622de5eccd0..c77591e63841 100644 --- a/net/bridge/br_fdb.c +++ b/net/bridge/br_fdb.c @@ -35,10 +35,7 @@ static struct kmem_cache *br_fdb_cache __read_mostly; int __init br_fdb_init(void) { - br_fdb_cache = kmem_cache_create("bridge_fdb_cache", - sizeof(struct net_bridge_fdb_entry), - 0, - SLAB_HWCACHE_ALIGN, NULL); + br_fdb_cache = KMEM_CACHE(net_bridge_fdb_entry, SLAB_HWCACHE_ALIGN); if (!br_fdb_cache) return -ENOMEM; diff --git a/net/bridge/br_netlink.c b/net/bridge/br_netlink.c index 5ad4abfcb7ba..2cf4fc756263 100644 --- a/net/bridge/br_netlink.c +++ b/net/bridge/br_netlink.c @@ -455,7 +455,8 @@ static int br_fill_ifinfo(struct sk_buff *skb, u32 filter_mask, const struct net_device *dev, bool getlink) { - u8 operstate = netif_running(dev) ? dev->operstate : IF_OPER_DOWN; + u8 operstate = netif_running(dev) ? READ_ONCE(dev->operstate) : + IF_OPER_DOWN; struct nlattr *af = NULL; struct net_bridge *br; struct ifinfomsg *hdr; diff --git a/net/bridge/br_vlan.c b/net/bridge/br_vlan.c index 15f44d026e75..9c2fffb827ab 100644 --- a/net/bridge/br_vlan.c +++ b/net/bridge/br_vlan.c @@ -841,7 +841,7 @@ void br_vlan_flush(struct net_bridge *br) vg = br_vlan_group(br); __vlan_flush(br, NULL, vg); RCU_INIT_POINTER(br->vlgrp, NULL); - synchronize_rcu(); + synchronize_net(); __vlan_group_free(vg); } @@ -1372,7 +1372,7 @@ void nbp_vlan_flush(struct net_bridge_port *port) vg = nbp_vlan_group(port); __vlan_flush(port->br, port, vg); RCU_INIT_POINTER(port->vlgrp, NULL); - synchronize_rcu(); + synchronize_net(); __vlan_group_free(vg); } diff --git a/net/bridge/netfilter/Kconfig b/net/bridge/netfilter/Kconfig index 7f304a19ac1b..104c0125e32e 100644 --- a/net/bridge/netfilter/Kconfig +++ b/net/bridge/netfilter/Kconfig @@ -39,6 +39,10 @@ config NF_CONNTRACK_BRIDGE To compile it as a module, choose M here. If unsure, say N. +# old sockopt interface and eval loop +config BRIDGE_NF_EBTABLES_LEGACY + tristate + menuconfig BRIDGE_NF_EBTABLES tristate "Ethernet Bridge tables (ebtables) support" depends on BRIDGE && NETFILTER && NETFILTER_XTABLES @@ -55,6 +59,7 @@ if BRIDGE_NF_EBTABLES # config BRIDGE_EBT_BROUTE tristate "ebt: broute table support" + select BRIDGE_NF_EBTABLES_LEGACY help The ebtables broute table is used to define rules that decide between bridging and routing frames, giving Linux the functionality of a @@ -65,6 +70,7 @@ config BRIDGE_EBT_BROUTE config BRIDGE_EBT_T_FILTER tristate "ebt: filter table support" + select BRIDGE_NF_EBTABLES_LEGACY help The ebtables filter table is used to define frame filtering rules at local input, forwarding and local output. See the man page for @@ -74,6 +80,7 @@ config BRIDGE_EBT_T_FILTER config BRIDGE_EBT_T_NAT tristate "ebt: nat table support" + select BRIDGE_NF_EBTABLES_LEGACY help The ebtables nat table is used to define rules that alter the MAC source address (MAC SNAT) or the MAC destination address (MAC DNAT). diff --git a/net/bridge/netfilter/Makefile b/net/bridge/netfilter/Makefile index 1c9ce49ab651..b9a1303da977 100644 --- a/net/bridge/netfilter/Makefile +++ b/net/bridge/netfilter/Makefile @@ -9,7 +9,7 @@ obj-$(CONFIG_NFT_BRIDGE_REJECT) += nft_reject_bridge.o # connection tracking obj-$(CONFIG_NF_CONNTRACK_BRIDGE) += nf_conntrack_bridge.o -obj-$(CONFIG_BRIDGE_NF_EBTABLES) += ebtables.o +obj-$(CONFIG_BRIDGE_NF_EBTABLES_LEGACY) += ebtables.o # tables obj-$(CONFIG_BRIDGE_EBT_BROUTE) += ebtable_broute.o |