ARM: dts: add 'dr_mode' property to hsotg devices for exynos boards
[linux/fpc-iii.git] / drivers / net / bonding / bond_netlink.c
blob7b11243660113484f59d97e2b3ffc9d5b1cb5d98
1 /*
2 * drivers/net/bond/bond_netlink.c - Netlink interface for bonding
3 * Copyright (c) 2013 Jiri Pirko <jiri@resnulli.us>
4 * Copyright (c) 2013 Scott Feldman <sfeldma@cumulusnetworks.com>
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
12 #include <linux/module.h>
13 #include <linux/errno.h>
14 #include <linux/netdevice.h>
15 #include <linux/etherdevice.h>
16 #include <linux/if_link.h>
17 #include <linux/if_ether.h>
18 #include <net/netlink.h>
19 #include <net/rtnetlink.h>
20 #include <net/bonding.h>
22 static size_t bond_get_slave_size(const struct net_device *bond_dev,
23 const struct net_device *slave_dev)
25 return nla_total_size(sizeof(u8)) + /* IFLA_BOND_SLAVE_STATE */
26 nla_total_size(sizeof(u8)) + /* IFLA_BOND_SLAVE_MII_STATUS */
27 nla_total_size(sizeof(u32)) + /* IFLA_BOND_SLAVE_LINK_FAILURE_COUNT */
28 nla_total_size(MAX_ADDR_LEN) + /* IFLA_BOND_SLAVE_PERM_HWADDR */
29 nla_total_size(sizeof(u16)) + /* IFLA_BOND_SLAVE_QUEUE_ID */
30 nla_total_size(sizeof(u16)) + /* IFLA_BOND_SLAVE_AD_AGGREGATOR_ID */
34 static int bond_fill_slave_info(struct sk_buff *skb,
35 const struct net_device *bond_dev,
36 const struct net_device *slave_dev)
38 struct slave *slave = bond_slave_get_rtnl(slave_dev);
40 if (nla_put_u8(skb, IFLA_BOND_SLAVE_STATE, bond_slave_state(slave)))
41 goto nla_put_failure;
43 if (nla_put_u8(skb, IFLA_BOND_SLAVE_MII_STATUS, slave->link))
44 goto nla_put_failure;
46 if (nla_put_u32(skb, IFLA_BOND_SLAVE_LINK_FAILURE_COUNT,
47 slave->link_failure_count))
48 goto nla_put_failure;
50 if (nla_put(skb, IFLA_BOND_SLAVE_PERM_HWADDR,
51 slave_dev->addr_len, slave->perm_hwaddr))
52 goto nla_put_failure;
54 if (nla_put_u16(skb, IFLA_BOND_SLAVE_QUEUE_ID, slave->queue_id))
55 goto nla_put_failure;
57 if (BOND_MODE(slave->bond) == BOND_MODE_8023AD) {
58 const struct aggregator *agg;
60 agg = SLAVE_AD_INFO(slave)->port.aggregator;
61 if (agg)
62 if (nla_put_u16(skb, IFLA_BOND_SLAVE_AD_AGGREGATOR_ID,
63 agg->aggregator_identifier))
64 goto nla_put_failure;
67 return 0;
69 nla_put_failure:
70 return -EMSGSIZE;
73 static const struct nla_policy bond_policy[IFLA_BOND_MAX + 1] = {
74 [IFLA_BOND_MODE] = { .type = NLA_U8 },
75 [IFLA_BOND_ACTIVE_SLAVE] = { .type = NLA_U32 },
76 [IFLA_BOND_MIIMON] = { .type = NLA_U32 },
77 [IFLA_BOND_UPDELAY] = { .type = NLA_U32 },
78 [IFLA_BOND_DOWNDELAY] = { .type = NLA_U32 },
79 [IFLA_BOND_USE_CARRIER] = { .type = NLA_U8 },
80 [IFLA_BOND_ARP_INTERVAL] = { .type = NLA_U32 },
81 [IFLA_BOND_ARP_IP_TARGET] = { .type = NLA_NESTED },
82 [IFLA_BOND_ARP_VALIDATE] = { .type = NLA_U32 },
83 [IFLA_BOND_ARP_ALL_TARGETS] = { .type = NLA_U32 },
84 [IFLA_BOND_PRIMARY] = { .type = NLA_U32 },
85 [IFLA_BOND_PRIMARY_RESELECT] = { .type = NLA_U8 },
86 [IFLA_BOND_FAIL_OVER_MAC] = { .type = NLA_U8 },
87 [IFLA_BOND_XMIT_HASH_POLICY] = { .type = NLA_U8 },
88 [IFLA_BOND_RESEND_IGMP] = { .type = NLA_U32 },
89 [IFLA_BOND_NUM_PEER_NOTIF] = { .type = NLA_U8 },
90 [IFLA_BOND_ALL_SLAVES_ACTIVE] = { .type = NLA_U8 },
91 [IFLA_BOND_MIN_LINKS] = { .type = NLA_U32 },
92 [IFLA_BOND_LP_INTERVAL] = { .type = NLA_U32 },
93 [IFLA_BOND_PACKETS_PER_SLAVE] = { .type = NLA_U32 },
94 [IFLA_BOND_AD_LACP_RATE] = { .type = NLA_U8 },
95 [IFLA_BOND_AD_SELECT] = { .type = NLA_U8 },
96 [IFLA_BOND_AD_INFO] = { .type = NLA_NESTED },
99 static const struct nla_policy bond_slave_policy[IFLA_BOND_SLAVE_MAX + 1] = {
100 [IFLA_BOND_SLAVE_QUEUE_ID] = { .type = NLA_U16 },
103 static int bond_validate(struct nlattr *tb[], struct nlattr *data[])
105 if (tb[IFLA_ADDRESS]) {
106 if (nla_len(tb[IFLA_ADDRESS]) != ETH_ALEN)
107 return -EINVAL;
108 if (!is_valid_ether_addr(nla_data(tb[IFLA_ADDRESS])))
109 return -EADDRNOTAVAIL;
111 return 0;
114 static int bond_slave_changelink(struct net_device *bond_dev,
115 struct net_device *slave_dev,
116 struct nlattr *tb[], struct nlattr *data[])
118 struct bonding *bond = netdev_priv(bond_dev);
119 struct bond_opt_value newval;
120 int err;
122 if (!data)
123 return 0;
125 if (data[IFLA_BOND_SLAVE_QUEUE_ID]) {
126 u16 queue_id = nla_get_u16(data[IFLA_BOND_SLAVE_QUEUE_ID]);
127 char queue_id_str[IFNAMSIZ + 7];
129 /* queue_id option setting expects slave_name:queue_id */
130 snprintf(queue_id_str, sizeof(queue_id_str), "%s:%u\n",
131 slave_dev->name, queue_id);
132 bond_opt_initstr(&newval, queue_id_str);
133 err = __bond_opt_set(bond, BOND_OPT_QUEUE_ID, &newval);
134 if (err)
135 return err;
138 return 0;
141 static int bond_changelink(struct net_device *bond_dev,
142 struct nlattr *tb[], struct nlattr *data[])
144 struct bonding *bond = netdev_priv(bond_dev);
145 struct bond_opt_value newval;
146 int miimon = 0;
147 int err;
149 if (!data)
150 return 0;
152 if (data[IFLA_BOND_MODE]) {
153 int mode = nla_get_u8(data[IFLA_BOND_MODE]);
155 bond_opt_initval(&newval, mode);
156 err = __bond_opt_set(bond, BOND_OPT_MODE, &newval);
157 if (err)
158 return err;
160 if (data[IFLA_BOND_ACTIVE_SLAVE]) {
161 int ifindex = nla_get_u32(data[IFLA_BOND_ACTIVE_SLAVE]);
162 struct net_device *slave_dev;
163 char *active_slave = "";
165 if (ifindex != 0) {
166 slave_dev = __dev_get_by_index(dev_net(bond_dev),
167 ifindex);
168 if (!slave_dev)
169 return -ENODEV;
170 active_slave = slave_dev->name;
172 bond_opt_initstr(&newval, active_slave);
173 err = __bond_opt_set(bond, BOND_OPT_ACTIVE_SLAVE, &newval);
174 if (err)
175 return err;
177 if (data[IFLA_BOND_MIIMON]) {
178 miimon = nla_get_u32(data[IFLA_BOND_MIIMON]);
180 bond_opt_initval(&newval, miimon);
181 err = __bond_opt_set(bond, BOND_OPT_MIIMON, &newval);
182 if (err)
183 return err;
185 if (data[IFLA_BOND_UPDELAY]) {
186 int updelay = nla_get_u32(data[IFLA_BOND_UPDELAY]);
188 bond_opt_initval(&newval, updelay);
189 err = __bond_opt_set(bond, BOND_OPT_UPDELAY, &newval);
190 if (err)
191 return err;
193 if (data[IFLA_BOND_DOWNDELAY]) {
194 int downdelay = nla_get_u32(data[IFLA_BOND_DOWNDELAY]);
196 bond_opt_initval(&newval, downdelay);
197 err = __bond_opt_set(bond, BOND_OPT_DOWNDELAY, &newval);
198 if (err)
199 return err;
201 if (data[IFLA_BOND_USE_CARRIER]) {
202 int use_carrier = nla_get_u8(data[IFLA_BOND_USE_CARRIER]);
204 bond_opt_initval(&newval, use_carrier);
205 err = __bond_opt_set(bond, BOND_OPT_USE_CARRIER, &newval);
206 if (err)
207 return err;
209 if (data[IFLA_BOND_ARP_INTERVAL]) {
210 int arp_interval = nla_get_u32(data[IFLA_BOND_ARP_INTERVAL]);
212 if (arp_interval && miimon) {
213 netdev_err(bond->dev, "ARP monitoring cannot be used with MII monitoring\n");
214 return -EINVAL;
217 bond_opt_initval(&newval, arp_interval);
218 err = __bond_opt_set(bond, BOND_OPT_ARP_INTERVAL, &newval);
219 if (err)
220 return err;
222 if (data[IFLA_BOND_ARP_IP_TARGET]) {
223 struct nlattr *attr;
224 int i = 0, rem;
226 bond_option_arp_ip_targets_clear(bond);
227 nla_for_each_nested(attr, data[IFLA_BOND_ARP_IP_TARGET], rem) {
228 __be32 target;
230 if (nla_len(attr) < sizeof(target))
231 return -EINVAL;
233 target = nla_get_be32(attr);
235 bond_opt_initval(&newval, (__force u64)target);
236 err = __bond_opt_set(bond, BOND_OPT_ARP_TARGETS,
237 &newval);
238 if (err)
239 break;
240 i++;
242 if (i == 0 && bond->params.arp_interval)
243 netdev_warn(bond->dev, "Removing last arp target with arp_interval on\n");
244 if (err)
245 return err;
247 if (data[IFLA_BOND_ARP_VALIDATE]) {
248 int arp_validate = nla_get_u32(data[IFLA_BOND_ARP_VALIDATE]);
250 if (arp_validate && miimon) {
251 netdev_err(bond->dev, "ARP validating cannot be used with MII monitoring\n");
252 return -EINVAL;
255 bond_opt_initval(&newval, arp_validate);
256 err = __bond_opt_set(bond, BOND_OPT_ARP_VALIDATE, &newval);
257 if (err)
258 return err;
260 if (data[IFLA_BOND_ARP_ALL_TARGETS]) {
261 int arp_all_targets =
262 nla_get_u32(data[IFLA_BOND_ARP_ALL_TARGETS]);
264 bond_opt_initval(&newval, arp_all_targets);
265 err = __bond_opt_set(bond, BOND_OPT_ARP_ALL_TARGETS, &newval);
266 if (err)
267 return err;
269 if (data[IFLA_BOND_PRIMARY]) {
270 int ifindex = nla_get_u32(data[IFLA_BOND_PRIMARY]);
271 struct net_device *dev;
272 char *primary = "";
274 dev = __dev_get_by_index(dev_net(bond_dev), ifindex);
275 if (dev)
276 primary = dev->name;
278 bond_opt_initstr(&newval, primary);
279 err = __bond_opt_set(bond, BOND_OPT_PRIMARY, &newval);
280 if (err)
281 return err;
283 if (data[IFLA_BOND_PRIMARY_RESELECT]) {
284 int primary_reselect =
285 nla_get_u8(data[IFLA_BOND_PRIMARY_RESELECT]);
287 bond_opt_initval(&newval, primary_reselect);
288 err = __bond_opt_set(bond, BOND_OPT_PRIMARY_RESELECT, &newval);
289 if (err)
290 return err;
292 if (data[IFLA_BOND_FAIL_OVER_MAC]) {
293 int fail_over_mac =
294 nla_get_u8(data[IFLA_BOND_FAIL_OVER_MAC]);
296 bond_opt_initval(&newval, fail_over_mac);
297 err = __bond_opt_set(bond, BOND_OPT_FAIL_OVER_MAC, &newval);
298 if (err)
299 return err;
301 if (data[IFLA_BOND_XMIT_HASH_POLICY]) {
302 int xmit_hash_policy =
303 nla_get_u8(data[IFLA_BOND_XMIT_HASH_POLICY]);
305 bond_opt_initval(&newval, xmit_hash_policy);
306 err = __bond_opt_set(bond, BOND_OPT_XMIT_HASH, &newval);
307 if (err)
308 return err;
310 if (data[IFLA_BOND_RESEND_IGMP]) {
311 int resend_igmp =
312 nla_get_u32(data[IFLA_BOND_RESEND_IGMP]);
314 bond_opt_initval(&newval, resend_igmp);
315 err = __bond_opt_set(bond, BOND_OPT_RESEND_IGMP, &newval);
316 if (err)
317 return err;
319 if (data[IFLA_BOND_NUM_PEER_NOTIF]) {
320 int num_peer_notif =
321 nla_get_u8(data[IFLA_BOND_NUM_PEER_NOTIF]);
323 bond_opt_initval(&newval, num_peer_notif);
324 err = __bond_opt_set(bond, BOND_OPT_NUM_PEER_NOTIF, &newval);
325 if (err)
326 return err;
328 if (data[IFLA_BOND_ALL_SLAVES_ACTIVE]) {
329 int all_slaves_active =
330 nla_get_u8(data[IFLA_BOND_ALL_SLAVES_ACTIVE]);
332 bond_opt_initval(&newval, all_slaves_active);
333 err = __bond_opt_set(bond, BOND_OPT_ALL_SLAVES_ACTIVE, &newval);
334 if (err)
335 return err;
337 if (data[IFLA_BOND_MIN_LINKS]) {
338 int min_links =
339 nla_get_u32(data[IFLA_BOND_MIN_LINKS]);
341 bond_opt_initval(&newval, min_links);
342 err = __bond_opt_set(bond, BOND_OPT_MINLINKS, &newval);
343 if (err)
344 return err;
346 if (data[IFLA_BOND_LP_INTERVAL]) {
347 int lp_interval =
348 nla_get_u32(data[IFLA_BOND_LP_INTERVAL]);
350 bond_opt_initval(&newval, lp_interval);
351 err = __bond_opt_set(bond, BOND_OPT_LP_INTERVAL, &newval);
352 if (err)
353 return err;
355 if (data[IFLA_BOND_PACKETS_PER_SLAVE]) {
356 int packets_per_slave =
357 nla_get_u32(data[IFLA_BOND_PACKETS_PER_SLAVE]);
359 bond_opt_initval(&newval, packets_per_slave);
360 err = __bond_opt_set(bond, BOND_OPT_PACKETS_PER_SLAVE, &newval);
361 if (err)
362 return err;
364 if (data[IFLA_BOND_AD_LACP_RATE]) {
365 int lacp_rate =
366 nla_get_u8(data[IFLA_BOND_AD_LACP_RATE]);
368 bond_opt_initval(&newval, lacp_rate);
369 err = __bond_opt_set(bond, BOND_OPT_LACP_RATE, &newval);
370 if (err)
371 return err;
373 if (data[IFLA_BOND_AD_SELECT]) {
374 int ad_select =
375 nla_get_u8(data[IFLA_BOND_AD_SELECT]);
377 bond_opt_initval(&newval, ad_select);
378 err = __bond_opt_set(bond, BOND_OPT_AD_SELECT, &newval);
379 if (err)
380 return err;
382 return 0;
385 static int bond_newlink(struct net *src_net, struct net_device *bond_dev,
386 struct nlattr *tb[], struct nlattr *data[])
388 int err;
390 err = bond_changelink(bond_dev, tb, data);
391 if (err < 0)
392 return err;
394 return register_netdevice(bond_dev);
397 static size_t bond_get_size(const struct net_device *bond_dev)
399 return nla_total_size(sizeof(u8)) + /* IFLA_BOND_MODE */
400 nla_total_size(sizeof(u32)) + /* IFLA_BOND_ACTIVE_SLAVE */
401 nla_total_size(sizeof(u32)) + /* IFLA_BOND_MIIMON */
402 nla_total_size(sizeof(u32)) + /* IFLA_BOND_UPDELAY */
403 nla_total_size(sizeof(u32)) + /* IFLA_BOND_DOWNDELAY */
404 nla_total_size(sizeof(u8)) + /* IFLA_BOND_USE_CARRIER */
405 nla_total_size(sizeof(u32)) + /* IFLA_BOND_ARP_INTERVAL */
406 /* IFLA_BOND_ARP_IP_TARGET */
407 nla_total_size(sizeof(struct nlattr)) +
408 nla_total_size(sizeof(u32)) * BOND_MAX_ARP_TARGETS +
409 nla_total_size(sizeof(u32)) + /* IFLA_BOND_ARP_VALIDATE */
410 nla_total_size(sizeof(u32)) + /* IFLA_BOND_ARP_ALL_TARGETS */
411 nla_total_size(sizeof(u32)) + /* IFLA_BOND_PRIMARY */
412 nla_total_size(sizeof(u8)) + /* IFLA_BOND_PRIMARY_RESELECT */
413 nla_total_size(sizeof(u8)) + /* IFLA_BOND_FAIL_OVER_MAC */
414 nla_total_size(sizeof(u8)) + /* IFLA_BOND_XMIT_HASH_POLICY */
415 nla_total_size(sizeof(u32)) + /* IFLA_BOND_RESEND_IGMP */
416 nla_total_size(sizeof(u8)) + /* IFLA_BOND_NUM_PEER_NOTIF */
417 nla_total_size(sizeof(u8)) + /* IFLA_BOND_ALL_SLAVES_ACTIVE */
418 nla_total_size(sizeof(u32)) + /* IFLA_BOND_MIN_LINKS */
419 nla_total_size(sizeof(u32)) + /* IFLA_BOND_LP_INTERVAL */
420 nla_total_size(sizeof(u32)) + /* IFLA_BOND_PACKETS_PER_SLAVE */
421 nla_total_size(sizeof(u8)) + /* IFLA_BOND_AD_LACP_RATE */
422 nla_total_size(sizeof(u8)) + /* IFLA_BOND_AD_SELECT */
423 nla_total_size(sizeof(struct nlattr)) + /* IFLA_BOND_AD_INFO */
424 nla_total_size(sizeof(u16)) + /* IFLA_BOND_AD_INFO_AGGREGATOR */
425 nla_total_size(sizeof(u16)) + /* IFLA_BOND_AD_INFO_NUM_PORTS */
426 nla_total_size(sizeof(u16)) + /* IFLA_BOND_AD_INFO_ACTOR_KEY */
427 nla_total_size(sizeof(u16)) + /* IFLA_BOND_AD_INFO_PARTNER_KEY*/
428 nla_total_size(ETH_ALEN) + /* IFLA_BOND_AD_INFO_PARTNER_MAC*/
432 static int bond_option_active_slave_get_ifindex(struct bonding *bond)
434 const struct net_device *slave;
435 int ifindex;
437 rcu_read_lock();
438 slave = bond_option_active_slave_get_rcu(bond);
439 ifindex = slave ? slave->ifindex : 0;
440 rcu_read_unlock();
441 return ifindex;
444 static int bond_fill_info(struct sk_buff *skb,
445 const struct net_device *bond_dev)
447 struct bonding *bond = netdev_priv(bond_dev);
448 unsigned int packets_per_slave;
449 int ifindex, i, targets_added;
450 struct nlattr *targets;
451 struct slave *primary;
453 if (nla_put_u8(skb, IFLA_BOND_MODE, BOND_MODE(bond)))
454 goto nla_put_failure;
456 ifindex = bond_option_active_slave_get_ifindex(bond);
457 if (ifindex && nla_put_u32(skb, IFLA_BOND_ACTIVE_SLAVE, ifindex))
458 goto nla_put_failure;
460 if (nla_put_u32(skb, IFLA_BOND_MIIMON, bond->params.miimon))
461 goto nla_put_failure;
463 if (nla_put_u32(skb, IFLA_BOND_UPDELAY,
464 bond->params.updelay * bond->params.miimon))
465 goto nla_put_failure;
467 if (nla_put_u32(skb, IFLA_BOND_DOWNDELAY,
468 bond->params.downdelay * bond->params.miimon))
469 goto nla_put_failure;
471 if (nla_put_u8(skb, IFLA_BOND_USE_CARRIER, bond->params.use_carrier))
472 goto nla_put_failure;
474 if (nla_put_u32(skb, IFLA_BOND_ARP_INTERVAL, bond->params.arp_interval))
475 goto nla_put_failure;
477 targets = nla_nest_start(skb, IFLA_BOND_ARP_IP_TARGET);
478 if (!targets)
479 goto nla_put_failure;
481 targets_added = 0;
482 for (i = 0; i < BOND_MAX_ARP_TARGETS; i++) {
483 if (bond->params.arp_targets[i]) {
484 nla_put_be32(skb, i, bond->params.arp_targets[i]);
485 targets_added = 1;
489 if (targets_added)
490 nla_nest_end(skb, targets);
491 else
492 nla_nest_cancel(skb, targets);
494 if (nla_put_u32(skb, IFLA_BOND_ARP_VALIDATE, bond->params.arp_validate))
495 goto nla_put_failure;
497 if (nla_put_u32(skb, IFLA_BOND_ARP_ALL_TARGETS,
498 bond->params.arp_all_targets))
499 goto nla_put_failure;
501 primary = rtnl_dereference(bond->primary_slave);
502 if (primary &&
503 nla_put_u32(skb, IFLA_BOND_PRIMARY, primary->dev->ifindex))
504 goto nla_put_failure;
506 if (nla_put_u8(skb, IFLA_BOND_PRIMARY_RESELECT,
507 bond->params.primary_reselect))
508 goto nla_put_failure;
510 if (nla_put_u8(skb, IFLA_BOND_FAIL_OVER_MAC,
511 bond->params.fail_over_mac))
512 goto nla_put_failure;
514 if (nla_put_u8(skb, IFLA_BOND_XMIT_HASH_POLICY,
515 bond->params.xmit_policy))
516 goto nla_put_failure;
518 if (nla_put_u32(skb, IFLA_BOND_RESEND_IGMP,
519 bond->params.resend_igmp))
520 goto nla_put_failure;
522 if (nla_put_u8(skb, IFLA_BOND_NUM_PEER_NOTIF,
523 bond->params.num_peer_notif))
524 goto nla_put_failure;
526 if (nla_put_u8(skb, IFLA_BOND_ALL_SLAVES_ACTIVE,
527 bond->params.all_slaves_active))
528 goto nla_put_failure;
530 if (nla_put_u32(skb, IFLA_BOND_MIN_LINKS,
531 bond->params.min_links))
532 goto nla_put_failure;
534 if (nla_put_u32(skb, IFLA_BOND_LP_INTERVAL,
535 bond->params.lp_interval))
536 goto nla_put_failure;
538 packets_per_slave = bond->params.packets_per_slave;
539 if (nla_put_u32(skb, IFLA_BOND_PACKETS_PER_SLAVE,
540 packets_per_slave))
541 goto nla_put_failure;
543 if (nla_put_u8(skb, IFLA_BOND_AD_LACP_RATE,
544 bond->params.lacp_fast))
545 goto nla_put_failure;
547 if (nla_put_u8(skb, IFLA_BOND_AD_SELECT,
548 bond->params.ad_select))
549 goto nla_put_failure;
551 if (BOND_MODE(bond) == BOND_MODE_8023AD) {
552 struct ad_info info;
554 if (!bond_3ad_get_active_agg_info(bond, &info)) {
555 struct nlattr *nest;
557 nest = nla_nest_start(skb, IFLA_BOND_AD_INFO);
558 if (!nest)
559 goto nla_put_failure;
561 if (nla_put_u16(skb, IFLA_BOND_AD_INFO_AGGREGATOR,
562 info.aggregator_id))
563 goto nla_put_failure;
564 if (nla_put_u16(skb, IFLA_BOND_AD_INFO_NUM_PORTS,
565 info.ports))
566 goto nla_put_failure;
567 if (nla_put_u16(skb, IFLA_BOND_AD_INFO_ACTOR_KEY,
568 info.actor_key))
569 goto nla_put_failure;
570 if (nla_put_u16(skb, IFLA_BOND_AD_INFO_PARTNER_KEY,
571 info.partner_key))
572 goto nla_put_failure;
573 if (nla_put(skb, IFLA_BOND_AD_INFO_PARTNER_MAC,
574 sizeof(info.partner_system),
575 &info.partner_system))
576 goto nla_put_failure;
578 nla_nest_end(skb, nest);
582 return 0;
584 nla_put_failure:
585 return -EMSGSIZE;
588 struct rtnl_link_ops bond_link_ops __read_mostly = {
589 .kind = "bond",
590 .priv_size = sizeof(struct bonding),
591 .setup = bond_setup,
592 .maxtype = IFLA_BOND_MAX,
593 .policy = bond_policy,
594 .validate = bond_validate,
595 .newlink = bond_newlink,
596 .changelink = bond_changelink,
597 .get_size = bond_get_size,
598 .fill_info = bond_fill_info,
599 .get_num_tx_queues = bond_get_num_tx_queues,
600 .get_num_rx_queues = bond_get_num_tx_queues, /* Use the same number
601 as for TX queues */
602 .slave_maxtype = IFLA_BOND_SLAVE_MAX,
603 .slave_policy = bond_slave_policy,
604 .slave_changelink = bond_slave_changelink,
605 .get_slave_size = bond_get_slave_size,
606 .fill_slave_info = bond_fill_slave_info,
609 int __init bond_netlink_init(void)
611 return rtnl_link_register(&bond_link_ops);
614 void bond_netlink_fini(void)
616 rtnl_link_unregister(&bond_link_ops);
619 MODULE_ALIAS_RTNL_LINK("bond");