Jesse Gross | ccb1352 | 2011-10-25 19:26:31 -0700 | [diff] [blame] | 1 | /* |
Raju Subramanian | caf2ee1 | 2012-05-03 18:55:23 -0700 | [diff] [blame] | 2 | * Copyright (c) 2007-2012 Nicira, Inc. |
Jesse Gross | ccb1352 | 2011-10-25 19:26:31 -0700 | [diff] [blame] | 3 | * |
| 4 | * This program is free software; you can redistribute it and/or |
| 5 | * modify it under the terms of version 2 of the GNU General Public |
| 6 | * License as published by the Free Software Foundation. |
| 7 | * |
| 8 | * This program is distributed in the hope that it will be useful, but |
| 9 | * WITHOUT ANY WARRANTY; without even the implied warranty of |
| 10 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 11 | * General Public License for more details. |
| 12 | * |
| 13 | * You should have received a copy of the GNU General Public License |
| 14 | * along with this program; if not, write to the Free Software |
| 15 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA |
| 16 | * 02110-1301, USA |
| 17 | */ |
| 18 | |
| 19 | #include <linux/hardirq.h> |
| 20 | #include <linux/if_vlan.h> |
| 21 | #include <linux/kernel.h> |
| 22 | #include <linux/netdevice.h> |
| 23 | #include <linux/etherdevice.h> |
| 24 | #include <linux/ethtool.h> |
| 25 | #include <linux/skbuff.h> |
Jesse Gross | ccb1352 | 2011-10-25 19:26:31 -0700 | [diff] [blame] | 26 | |
Jesse Gross | 7fe99e2 | 2012-05-25 11:29:30 -0700 | [diff] [blame] | 27 | #include <net/dst.h> |
| 28 | #include <net/xfrm.h> |
Jiri Pirko | 5b9e7e1 | 2014-06-26 09:58:26 +0200 | [diff] [blame] | 29 | #include <net/rtnetlink.h> |
Jesse Gross | 7fe99e2 | 2012-05-25 11:29:30 -0700 | [diff] [blame] | 30 | |
Jesse Gross | ccb1352 | 2011-10-25 19:26:31 -0700 | [diff] [blame] | 31 | #include "datapath.h" |
| 32 | #include "vport-internal_dev.h" |
| 33 | #include "vport-netdev.h" |
| 34 | |
| 35 | struct internal_dev { |
| 36 | struct vport *vport; |
| 37 | }; |
| 38 | |
Thomas Graf | 62b9c8d | 2014-10-22 17:29:06 +0200 | [diff] [blame] | 39 | static struct vport_ops ovs_internal_vport_ops; |
| 40 | |
Jesse Gross | ccb1352 | 2011-10-25 19:26:31 -0700 | [diff] [blame] | 41 | static struct internal_dev *internal_dev_priv(struct net_device *netdev) |
| 42 | { |
| 43 | return netdev_priv(netdev); |
| 44 | } |
| 45 | |
Jesse Gross | ccb1352 | 2011-10-25 19:26:31 -0700 | [diff] [blame] | 46 | /* Called with rcu_read_lock_bh. */ |
| 47 | static int internal_dev_xmit(struct sk_buff *skb, struct net_device *netdev) |
| 48 | { |
Pravin B Shelar | 8c87663 | 2015-08-29 17:44:07 -0700 | [diff] [blame] | 49 | int len, err; |
| 50 | |
| 51 | len = skb->len; |
Jesse Gross | ccb1352 | 2011-10-25 19:26:31 -0700 | [diff] [blame] | 52 | rcu_read_lock(); |
Pravin B Shelar | 8c87663 | 2015-08-29 17:44:07 -0700 | [diff] [blame] | 53 | err = ovs_vport_receive(internal_dev_priv(netdev)->vport, skb, NULL); |
Jesse Gross | ccb1352 | 2011-10-25 19:26:31 -0700 | [diff] [blame] | 54 | rcu_read_unlock(); |
Pravin B Shelar | 8c87663 | 2015-08-29 17:44:07 -0700 | [diff] [blame] | 55 | |
| 56 | if (likely(!err)) { |
| 57 | struct pcpu_sw_netstats *tstats = this_cpu_ptr(netdev->tstats); |
| 58 | |
| 59 | u64_stats_update_begin(&tstats->syncp); |
| 60 | tstats->tx_bytes += len; |
| 61 | tstats->tx_packets++; |
| 62 | u64_stats_update_end(&tstats->syncp); |
| 63 | } else { |
| 64 | netdev->stats.tx_errors++; |
| 65 | } |
Jesse Gross | ccb1352 | 2011-10-25 19:26:31 -0700 | [diff] [blame] | 66 | return 0; |
| 67 | } |
| 68 | |
| 69 | static int internal_dev_open(struct net_device *netdev) |
| 70 | { |
| 71 | netif_start_queue(netdev); |
| 72 | return 0; |
| 73 | } |
| 74 | |
| 75 | static int internal_dev_stop(struct net_device *netdev) |
| 76 | { |
| 77 | netif_stop_queue(netdev); |
| 78 | return 0; |
| 79 | } |
| 80 | |
| 81 | static void internal_dev_getinfo(struct net_device *netdev, |
| 82 | struct ethtool_drvinfo *info) |
| 83 | { |
Jiri Pirko | 7826d43 | 2013-01-06 00:44:26 +0000 | [diff] [blame] | 84 | strlcpy(info->driver, "openvswitch", sizeof(info->driver)); |
Jesse Gross | ccb1352 | 2011-10-25 19:26:31 -0700 | [diff] [blame] | 85 | } |
| 86 | |
| 87 | static const struct ethtool_ops internal_dev_ethtool_ops = { |
| 88 | .get_drvinfo = internal_dev_getinfo, |
| 89 | .get_link = ethtool_op_get_link, |
| 90 | }; |
| 91 | |
| 92 | static int internal_dev_change_mtu(struct net_device *netdev, int new_mtu) |
| 93 | { |
| 94 | if (new_mtu < 68) |
| 95 | return -EINVAL; |
| 96 | |
| 97 | netdev->mtu = new_mtu; |
| 98 | return 0; |
| 99 | } |
| 100 | |
| 101 | static void internal_dev_destructor(struct net_device *dev) |
| 102 | { |
| 103 | struct vport *vport = ovs_internal_dev_get_vport(dev); |
| 104 | |
| 105 | ovs_vport_free(vport); |
| 106 | free_netdev(dev); |
| 107 | } |
| 108 | |
James Morse | 1241365 | 2015-10-19 16:31:55 +0100 | [diff] [blame] | 109 | static struct rtnl_link_stats64 * |
| 110 | internal_get_stats(struct net_device *dev, struct rtnl_link_stats64 *stats) |
| 111 | { |
| 112 | int i; |
| 113 | |
| 114 | memset(stats, 0, sizeof(*stats)); |
| 115 | stats->rx_errors = dev->stats.rx_errors; |
| 116 | stats->tx_errors = dev->stats.tx_errors; |
| 117 | stats->tx_dropped = dev->stats.tx_dropped; |
| 118 | stats->rx_dropped = dev->stats.rx_dropped; |
| 119 | |
| 120 | for_each_possible_cpu(i) { |
| 121 | const struct pcpu_sw_netstats *percpu_stats; |
| 122 | struct pcpu_sw_netstats local_stats; |
| 123 | unsigned int start; |
| 124 | |
| 125 | percpu_stats = per_cpu_ptr(dev->tstats, i); |
| 126 | |
| 127 | do { |
| 128 | start = u64_stats_fetch_begin_irq(&percpu_stats->syncp); |
| 129 | local_stats = *percpu_stats; |
| 130 | } while (u64_stats_fetch_retry_irq(&percpu_stats->syncp, start)); |
| 131 | |
| 132 | stats->rx_bytes += local_stats.rx_bytes; |
| 133 | stats->rx_packets += local_stats.rx_packets; |
| 134 | stats->tx_bytes += local_stats.tx_bytes; |
| 135 | stats->tx_packets += local_stats.tx_packets; |
| 136 | } |
| 137 | |
| 138 | return stats; |
| 139 | } |
| 140 | |
Wu Fengguang | e014e84 | 2016-03-19 00:54:50 +0800 | [diff] [blame] | 141 | static void internal_set_rx_headroom(struct net_device *dev, int new_hr) |
Paolo Abeni | 3a927bc | 2016-02-26 10:45:39 +0100 | [diff] [blame] | 142 | { |
| 143 | dev->needed_headroom = new_hr; |
| 144 | } |
| 145 | |
Jesse Gross | ccb1352 | 2011-10-25 19:26:31 -0700 | [diff] [blame] | 146 | static const struct net_device_ops internal_dev_netdev_ops = { |
| 147 | .ndo_open = internal_dev_open, |
| 148 | .ndo_stop = internal_dev_stop, |
| 149 | .ndo_start_xmit = internal_dev_xmit, |
Thomas Graf | 9151991 | 2012-11-29 20:55:05 +0100 | [diff] [blame] | 150 | .ndo_set_mac_address = eth_mac_addr, |
Jesse Gross | ccb1352 | 2011-10-25 19:26:31 -0700 | [diff] [blame] | 151 | .ndo_change_mtu = internal_dev_change_mtu, |
James Morse | 1241365 | 2015-10-19 16:31:55 +0100 | [diff] [blame] | 152 | .ndo_get_stats64 = internal_get_stats, |
Paolo Abeni | 3a927bc | 2016-02-26 10:45:39 +0100 | [diff] [blame] | 153 | .ndo_set_rx_headroom = internal_set_rx_headroom, |
Jesse Gross | ccb1352 | 2011-10-25 19:26:31 -0700 | [diff] [blame] | 154 | }; |
| 155 | |
Jiri Pirko | 5b9e7e1 | 2014-06-26 09:58:26 +0200 | [diff] [blame] | 156 | static struct rtnl_link_ops internal_dev_link_ops __read_mostly = { |
| 157 | .kind = "openvswitch", |
| 158 | }; |
| 159 | |
Jesse Gross | ccb1352 | 2011-10-25 19:26:31 -0700 | [diff] [blame] | 160 | static void do_setup(struct net_device *netdev) |
| 161 | { |
| 162 | ether_setup(netdev); |
| 163 | |
| 164 | netdev->netdev_ops = &internal_dev_netdev_ops; |
| 165 | |
| 166 | netdev->priv_flags &= ~IFF_TX_SKB_SHARING; |
Paolo Abeni | 3a927bc | 2016-02-26 10:45:39 +0100 | [diff] [blame] | 167 | netdev->priv_flags |= IFF_LIVE_ADDR_CHANGE | IFF_OPENVSWITCH | |
Phil Sutter | 4272cc5 | 2016-04-15 19:14:20 +0200 | [diff] [blame] | 168 | IFF_PHONY_HEADROOM | IFF_NO_QUEUE; |
Jesse Gross | ccb1352 | 2011-10-25 19:26:31 -0700 | [diff] [blame] | 169 | netdev->destructor = internal_dev_destructor; |
Wilfried Klaebe | 7ad24ea | 2014-05-11 00:12:32 +0000 | [diff] [blame] | 170 | netdev->ethtool_ops = &internal_dev_ethtool_ops; |
Jiri Pirko | 5b9e7e1 | 2014-06-26 09:58:26 +0200 | [diff] [blame] | 171 | netdev->rtnl_link_ops = &internal_dev_link_ops; |
Jesse Gross | ccb1352 | 2011-10-25 19:26:31 -0700 | [diff] [blame] | 172 | |
| 173 | netdev->features = NETIF_F_LLTX | NETIF_F_SG | NETIF_F_FRAGLIST | |
Pravin B Shelar | f6eec61 | 2014-07-17 15:14:15 -0700 | [diff] [blame] | 174 | NETIF_F_HIGHDMA | NETIF_F_HW_CSUM | |
| 175 | NETIF_F_GSO_SOFTWARE | NETIF_F_GSO_ENCAP_ALL; |
Jesse Gross | ccb1352 | 2011-10-25 19:26:31 -0700 | [diff] [blame] | 176 | |
| 177 | netdev->vlan_features = netdev->features; |
Pravin B Shelar | f6eec61 | 2014-07-17 15:14:15 -0700 | [diff] [blame] | 178 | netdev->hw_enc_features = netdev->features; |
Patrick McHardy | f646968 | 2013-04-19 02:04:27 +0000 | [diff] [blame] | 179 | netdev->features |= NETIF_F_HW_VLAN_CTAG_TX; |
Jesse Gross | ccb1352 | 2011-10-25 19:26:31 -0700 | [diff] [blame] | 180 | netdev->hw_features = netdev->features & ~NETIF_F_LLTX; |
Pravin B Shelar | f6eec61 | 2014-07-17 15:14:15 -0700 | [diff] [blame] | 181 | |
Danny Kukawka | 7ce5d22 | 2012-02-15 06:45:40 +0000 | [diff] [blame] | 182 | eth_hw_addr_random(netdev); |
Jesse Gross | ccb1352 | 2011-10-25 19:26:31 -0700 | [diff] [blame] | 183 | } |
| 184 | |
| 185 | static struct vport *internal_dev_create(const struct vport_parms *parms) |
| 186 | { |
| 187 | struct vport *vport; |
Jesse Gross | ccb1352 | 2011-10-25 19:26:31 -0700 | [diff] [blame] | 188 | struct internal_dev *internal_dev; |
| 189 | int err; |
| 190 | |
Thomas Graf | be4ace6 | 2015-07-21 10:44:04 +0200 | [diff] [blame] | 191 | vport = ovs_vport_alloc(0, &ovs_internal_vport_ops, parms); |
Jesse Gross | ccb1352 | 2011-10-25 19:26:31 -0700 | [diff] [blame] | 192 | if (IS_ERR(vport)) { |
| 193 | err = PTR_ERR(vport); |
| 194 | goto error; |
| 195 | } |
| 196 | |
Thomas Graf | be4ace6 | 2015-07-21 10:44:04 +0200 | [diff] [blame] | 197 | vport->dev = alloc_netdev(sizeof(struct internal_dev), |
Zhang Shengju | 684ff4e | 2016-05-31 13:41:02 +0000 | [diff] [blame] | 198 | parms->name, NET_NAME_USER, do_setup); |
Thomas Graf | be4ace6 | 2015-07-21 10:44:04 +0200 | [diff] [blame] | 199 | if (!vport->dev) { |
Jesse Gross | ccb1352 | 2011-10-25 19:26:31 -0700 | [diff] [blame] | 200 | err = -ENOMEM; |
| 201 | goto error_free_vport; |
| 202 | } |
James Morse | 1241365 | 2015-10-19 16:31:55 +0100 | [diff] [blame] | 203 | vport->dev->tstats = netdev_alloc_pcpu_stats(struct pcpu_sw_netstats); |
| 204 | if (!vport->dev->tstats) { |
| 205 | err = -ENOMEM; |
| 206 | goto error_free_netdev; |
| 207 | } |
Paolo Abeni | 3a927bc | 2016-02-26 10:45:39 +0100 | [diff] [blame] | 208 | vport->dev->needed_headroom = vport->dp->max_headroom; |
Jesse Gross | ccb1352 | 2011-10-25 19:26:31 -0700 | [diff] [blame] | 209 | |
Thomas Graf | be4ace6 | 2015-07-21 10:44:04 +0200 | [diff] [blame] | 210 | dev_net_set(vport->dev, ovs_dp_get_net(vport->dp)); |
| 211 | internal_dev = internal_dev_priv(vport->dev); |
Jesse Gross | ccb1352 | 2011-10-25 19:26:31 -0700 | [diff] [blame] | 212 | internal_dev->vport = vport; |
| 213 | |
Pravin B Shelar | 46df7b8 | 2012-02-22 19:58:59 -0800 | [diff] [blame] | 214 | /* Restrict bridge port to current netns. */ |
| 215 | if (vport->port_no == OVSP_LOCAL) |
Thomas Graf | be4ace6 | 2015-07-21 10:44:04 +0200 | [diff] [blame] | 216 | vport->dev->features |= NETIF_F_NETNS_LOCAL; |
Pravin B Shelar | 46df7b8 | 2012-02-22 19:58:59 -0800 | [diff] [blame] | 217 | |
Pravin B Shelar | 8e4e171 | 2013-04-15 13:23:03 -0700 | [diff] [blame] | 218 | rtnl_lock(); |
Thomas Graf | be4ace6 | 2015-07-21 10:44:04 +0200 | [diff] [blame] | 219 | err = register_netdevice(vport->dev); |
Jesse Gross | ccb1352 | 2011-10-25 19:26:31 -0700 | [diff] [blame] | 220 | if (err) |
James Morse | 1241365 | 2015-10-19 16:31:55 +0100 | [diff] [blame] | 221 | goto error_unlock; |
Jesse Gross | ccb1352 | 2011-10-25 19:26:31 -0700 | [diff] [blame] | 222 | |
Thomas Graf | be4ace6 | 2015-07-21 10:44:04 +0200 | [diff] [blame] | 223 | dev_set_promiscuity(vport->dev, 1); |
Pravin B Shelar | 8e4e171 | 2013-04-15 13:23:03 -0700 | [diff] [blame] | 224 | rtnl_unlock(); |
Thomas Graf | be4ace6 | 2015-07-21 10:44:04 +0200 | [diff] [blame] | 225 | netif_start_queue(vport->dev); |
Jesse Gross | ccb1352 | 2011-10-25 19:26:31 -0700 | [diff] [blame] | 226 | |
| 227 | return vport; |
| 228 | |
James Morse | 1241365 | 2015-10-19 16:31:55 +0100 | [diff] [blame] | 229 | error_unlock: |
Pravin B Shelar | 8e4e171 | 2013-04-15 13:23:03 -0700 | [diff] [blame] | 230 | rtnl_unlock(); |
James Morse | 1241365 | 2015-10-19 16:31:55 +0100 | [diff] [blame] | 231 | free_percpu(vport->dev->tstats); |
| 232 | error_free_netdev: |
Thomas Graf | be4ace6 | 2015-07-21 10:44:04 +0200 | [diff] [blame] | 233 | free_netdev(vport->dev); |
Jesse Gross | ccb1352 | 2011-10-25 19:26:31 -0700 | [diff] [blame] | 234 | error_free_vport: |
| 235 | ovs_vport_free(vport); |
| 236 | error: |
| 237 | return ERR_PTR(err); |
| 238 | } |
| 239 | |
| 240 | static void internal_dev_destroy(struct vport *vport) |
| 241 | { |
Thomas Graf | be4ace6 | 2015-07-21 10:44:04 +0200 | [diff] [blame] | 242 | netif_stop_queue(vport->dev); |
Pravin B Shelar | 8e4e171 | 2013-04-15 13:23:03 -0700 | [diff] [blame] | 243 | rtnl_lock(); |
Thomas Graf | be4ace6 | 2015-07-21 10:44:04 +0200 | [diff] [blame] | 244 | dev_set_promiscuity(vport->dev, -1); |
Jesse Gross | ccb1352 | 2011-10-25 19:26:31 -0700 | [diff] [blame] | 245 | |
| 246 | /* unregister_netdevice() waits for an RCU grace period. */ |
Thomas Graf | be4ace6 | 2015-07-21 10:44:04 +0200 | [diff] [blame] | 247 | unregister_netdevice(vport->dev); |
James Morse | 1241365 | 2015-10-19 16:31:55 +0100 | [diff] [blame] | 248 | free_percpu(vport->dev->tstats); |
Pravin B Shelar | 8e4e171 | 2013-04-15 13:23:03 -0700 | [diff] [blame] | 249 | rtnl_unlock(); |
Jesse Gross | ccb1352 | 2011-10-25 19:26:31 -0700 | [diff] [blame] | 250 | } |
| 251 | |
Pravin B Shelar | aec1592 | 2015-10-20 23:00:10 -0700 | [diff] [blame] | 252 | static netdev_tx_t internal_dev_recv(struct sk_buff *skb) |
Jesse Gross | ccb1352 | 2011-10-25 19:26:31 -0700 | [diff] [blame] | 253 | { |
Pravin B Shelar | aec1592 | 2015-10-20 23:00:10 -0700 | [diff] [blame] | 254 | struct net_device *netdev = skb->dev; |
Pravin B Shelar | 8c87663 | 2015-08-29 17:44:07 -0700 | [diff] [blame] | 255 | struct pcpu_sw_netstats *stats; |
Jesse Gross | ccb1352 | 2011-10-25 19:26:31 -0700 | [diff] [blame] | 256 | |
Chunhe Li | e1f9c35 | 2014-09-08 13:17:21 -0700 | [diff] [blame] | 257 | if (unlikely(!(netdev->flags & IFF_UP))) { |
| 258 | kfree_skb(skb); |
Pravin B Shelar | 8c87663 | 2015-08-29 17:44:07 -0700 | [diff] [blame] | 259 | netdev->stats.rx_dropped++; |
Pravin B Shelar | aec1592 | 2015-10-20 23:00:10 -0700 | [diff] [blame] | 260 | return NETDEV_TX_OK; |
Chunhe Li | e1f9c35 | 2014-09-08 13:17:21 -0700 | [diff] [blame] | 261 | } |
| 262 | |
Jesse Gross | 7fe99e2 | 2012-05-25 11:29:30 -0700 | [diff] [blame] | 263 | skb_dst_drop(skb); |
| 264 | nf_reset(skb); |
| 265 | secpath_reset(skb); |
| 266 | |
Jesse Gross | ccb1352 | 2011-10-25 19:26:31 -0700 | [diff] [blame] | 267 | skb->pkt_type = PACKET_HOST; |
| 268 | skb->protocol = eth_type_trans(skb, netdev); |
Pravin B Shelar | b34df5e | 2013-06-13 11:11:44 -0700 | [diff] [blame] | 269 | skb_postpull_rcsum(skb, eth_hdr(skb), ETH_HLEN); |
Jesse Gross | ccb1352 | 2011-10-25 19:26:31 -0700 | [diff] [blame] | 270 | |
Pravin B Shelar | 8c87663 | 2015-08-29 17:44:07 -0700 | [diff] [blame] | 271 | stats = this_cpu_ptr(netdev->tstats); |
| 272 | u64_stats_update_begin(&stats->syncp); |
| 273 | stats->rx_packets++; |
| 274 | stats->rx_bytes += skb->len; |
| 275 | u64_stats_update_end(&stats->syncp); |
Jesse Gross | ccb1352 | 2011-10-25 19:26:31 -0700 | [diff] [blame] | 276 | |
Pravin B Shelar | 8c87663 | 2015-08-29 17:44:07 -0700 | [diff] [blame] | 277 | netif_rx(skb); |
Pravin B Shelar | aec1592 | 2015-10-20 23:00:10 -0700 | [diff] [blame] | 278 | return NETDEV_TX_OK; |
Jesse Gross | ccb1352 | 2011-10-25 19:26:31 -0700 | [diff] [blame] | 279 | } |
| 280 | |
Thomas Graf | 62b9c8d | 2014-10-22 17:29:06 +0200 | [diff] [blame] | 281 | static struct vport_ops ovs_internal_vport_ops = { |
Jesse Gross | ccb1352 | 2011-10-25 19:26:31 -0700 | [diff] [blame] | 282 | .type = OVS_VPORT_TYPE_INTERNAL, |
| 283 | .create = internal_dev_create, |
| 284 | .destroy = internal_dev_destroy, |
Jesse Gross | ccb1352 | 2011-10-25 19:26:31 -0700 | [diff] [blame] | 285 | .send = internal_dev_recv, |
| 286 | }; |
| 287 | |
| 288 | int ovs_is_internal_dev(const struct net_device *netdev) |
| 289 | { |
| 290 | return netdev->netdev_ops == &internal_dev_netdev_ops; |
| 291 | } |
| 292 | |
| 293 | struct vport *ovs_internal_dev_get_vport(struct net_device *netdev) |
| 294 | { |
| 295 | if (!ovs_is_internal_dev(netdev)) |
| 296 | return NULL; |
| 297 | |
| 298 | return internal_dev_priv(netdev)->vport; |
| 299 | } |
Jiri Pirko | 5b9e7e1 | 2014-06-26 09:58:26 +0200 | [diff] [blame] | 300 | |
| 301 | int ovs_internal_dev_rtnl_link_register(void) |
| 302 | { |
Thomas Graf | 62b9c8d | 2014-10-22 17:29:06 +0200 | [diff] [blame] | 303 | int err; |
| 304 | |
| 305 | err = rtnl_link_register(&internal_dev_link_ops); |
| 306 | if (err < 0) |
| 307 | return err; |
| 308 | |
| 309 | err = ovs_vport_ops_register(&ovs_internal_vport_ops); |
| 310 | if (err < 0) |
| 311 | rtnl_link_unregister(&internal_dev_link_ops); |
| 312 | |
| 313 | return err; |
Jiri Pirko | 5b9e7e1 | 2014-06-26 09:58:26 +0200 | [diff] [blame] | 314 | } |
| 315 | |
| 316 | void ovs_internal_dev_rtnl_link_unregister(void) |
| 317 | { |
Thomas Graf | 62b9c8d | 2014-10-22 17:29:06 +0200 | [diff] [blame] | 318 | ovs_vport_ops_unregister(&ovs_internal_vport_ops); |
Jiri Pirko | 5b9e7e1 | 2014-06-26 09:58:26 +0200 | [diff] [blame] | 319 | rtnl_link_unregister(&internal_dev_link_ops); |
| 320 | } |