Lines Matching +full:mii +full:- +full:g +full:- +full:rt
1 // SPDX-License-Identifier: GPL-1.0+
72 #include <linux/mii.h>
98 /*---------------------------- Module parameters ----------------------------*/
145 MODULE_PARM_DESC(use_carrier, "Use netif_carrier_ok (vs MII ioctls) in miimon; "
148 MODULE_PARM_DESC(mode, "Mode of operation; 0 for balance-rr, "
149 "1 for active-backup, 2 for balance-xor, "
150 "3 for broadcast, 4 for 802.3ad, 5 for balance-tlb, "
151 "6 for balance-alb");
173 MODULE_PARM_DESC(xmit_hash_policy, "balance-alb, balance-tlb, balance-xor, 802.3ad hashing method; "
188 MODULE_PARM_DESC(fail_over_mac, "For active-backup, do not set all slaves to "
199 MODULE_PARM_DESC(packets_per_slave, "Packets to send per slave in balance-rr "
207 /*----------------------------- Global variables ----------------------------*/
260 /*-------------------------- Forward declarations ---------------------------*/
271 /*---------------------------- General routines -----------------------------*/
276 [BOND_MODE_ROUNDROBIN] = "load balancing (round-robin)", in bond_mode_name()
277 [BOND_MODE_ACTIVEBACKUP] = "fault-tolerance (active-backup)", in bond_mode_name()
279 [BOND_MODE_BROADCAST] = "fault-tolerance (broadcast)", in bond_mode_name()
292 * bond_dev_queue_xmit - Prepare skb for xmit.
301 skb->dev = slave_dev; in bond_dev_queue_xmit()
303 BUILD_BUG_ON(sizeof(skb->queue_mapping) != in bond_dev_queue_xmit()
304 sizeof(qdisc_skb_cb(skb)->slave_dev_queue_mapping)); in bond_dev_queue_xmit()
305 skb_set_queue_mapping(skb, qdisc_skb_cb(skb)->slave_dev_queue_mapping); in bond_dev_queue_xmit()
307 if (unlikely(netpoll_tx_running(bond->dev))) in bond_dev_queue_xmit()
318 if (bond->params.xmit_policy == BOND_XMIT_POLICY_LAYER34) in bond_sk_check()
337 if (bond->params.xmit_policy != BOND_XMIT_POLICY_VLAN_SRCMAC) in bond_xdp_check()
345 /*---------------------------------- VLAN -----------------------------------*/
364 * bond_vlan_rx_add_vid - Propagates adding an id to slaves
378 res = vlan_vid_add(slave->dev, proto, vid); in bond_vlan_rx_add_vid()
391 vlan_vid_del(rollback_slave->dev, proto, vid); in bond_vlan_rx_add_vid()
398 * bond_vlan_rx_kill_vid - Propagates deleting an id to slaves
411 vlan_vid_del(slave->dev, proto, vid); in bond_vlan_rx_kill_vid()
419 /*---------------------------------- XFRM -----------------------------------*/
423 * bond_ipsec_dev - Get active device for IPsec offload
432 struct net_device *bond_dev = xs->xso.dev; in bond_ipsec_dev()
440 slave = rcu_dereference(bond->curr_active_slave); in bond_ipsec_dev()
444 if (!xs->xso.real_dev) in bond_ipsec_dev()
447 if (xs->xso.real_dev != slave->dev) in bond_ipsec_dev()
449 bond_dev->name, slave->dev->name, xs->xso.real_dev->name); in bond_ipsec_dev()
451 return slave->dev; in bond_ipsec_dev()
455 * bond_ipsec_add_sa - program device with a security association
462 struct net_device *bond_dev = xs->xso.dev; in bond_ipsec_add_sa()
471 return -EINVAL; in bond_ipsec_add_sa()
475 slave = rcu_dereference(bond->curr_active_slave); in bond_ipsec_add_sa()
476 real_dev = slave ? slave->dev : NULL; in bond_ipsec_add_sa()
480 err = -ENODEV; in bond_ipsec_add_sa()
484 if (!real_dev->xfrmdev_ops || in bond_ipsec_add_sa()
485 !real_dev->xfrmdev_ops->xdo_dev_state_add || in bond_ipsec_add_sa()
488 err = -EINVAL; in bond_ipsec_add_sa()
494 err = -ENOMEM; in bond_ipsec_add_sa()
498 xs->xso.real_dev = real_dev; in bond_ipsec_add_sa()
499 err = real_dev->xfrmdev_ops->xdo_dev_state_add(xs, extack); in bond_ipsec_add_sa()
501 ipsec->xs = xs; in bond_ipsec_add_sa()
502 INIT_LIST_HEAD(&ipsec->list); in bond_ipsec_add_sa()
503 mutex_lock(&bond->ipsec_lock); in bond_ipsec_add_sa()
504 list_add(&ipsec->list, &bond->ipsec_list); in bond_ipsec_add_sa()
505 mutex_unlock(&bond->ipsec_lock); in bond_ipsec_add_sa()
516 struct net_device *bond_dev = bond->dev; in bond_ipsec_add_sa_all()
521 slave = rtnl_dereference(bond->curr_active_slave); in bond_ipsec_add_sa_all()
522 real_dev = slave ? slave->dev : NULL; in bond_ipsec_add_sa_all()
526 mutex_lock(&bond->ipsec_lock); in bond_ipsec_add_sa_all()
527 if (!real_dev->xfrmdev_ops || in bond_ipsec_add_sa_all()
528 !real_dev->xfrmdev_ops->xdo_dev_state_add || in bond_ipsec_add_sa_all()
530 if (!list_empty(&bond->ipsec_list)) in bond_ipsec_add_sa_all()
537 list_for_each_entry(ipsec, &bond->ipsec_list, list) { in bond_ipsec_add_sa_all()
539 if (ipsec->xs->xso.real_dev == real_dev) in bond_ipsec_add_sa_all()
542 ipsec->xs->xso.real_dev = real_dev; in bond_ipsec_add_sa_all()
543 if (real_dev->xfrmdev_ops->xdo_dev_state_add(ipsec->xs, NULL)) { in bond_ipsec_add_sa_all()
545 ipsec->xs->xso.real_dev = NULL; in bond_ipsec_add_sa_all()
549 mutex_unlock(&bond->ipsec_lock); in bond_ipsec_add_sa_all()
553 * bond_ipsec_del_sa - clear out this specific SA
558 struct net_device *bond_dev = xs->xso.dev; in bond_ipsec_del_sa()
570 slave = rcu_dereference(bond->curr_active_slave); in bond_ipsec_del_sa()
571 real_dev = slave ? slave->dev : NULL; in bond_ipsec_del_sa()
578 if (!xs->xso.real_dev) in bond_ipsec_del_sa()
581 WARN_ON(xs->xso.real_dev != real_dev); in bond_ipsec_del_sa()
583 if (!real_dev->xfrmdev_ops || in bond_ipsec_del_sa()
584 !real_dev->xfrmdev_ops->xdo_dev_state_delete || in bond_ipsec_del_sa()
590 real_dev->xfrmdev_ops->xdo_dev_state_delete(xs); in bond_ipsec_del_sa()
593 mutex_lock(&bond->ipsec_lock); in bond_ipsec_del_sa()
594 list_for_each_entry(ipsec, &bond->ipsec_list, list) { in bond_ipsec_del_sa()
595 if (ipsec->xs == xs) { in bond_ipsec_del_sa()
596 list_del(&ipsec->list); in bond_ipsec_del_sa()
601 mutex_unlock(&bond->ipsec_lock); in bond_ipsec_del_sa()
606 struct net_device *bond_dev = bond->dev; in bond_ipsec_del_sa_all()
611 slave = rtnl_dereference(bond->curr_active_slave); in bond_ipsec_del_sa_all()
612 real_dev = slave ? slave->dev : NULL; in bond_ipsec_del_sa_all()
616 mutex_lock(&bond->ipsec_lock); in bond_ipsec_del_sa_all()
617 list_for_each_entry(ipsec, &bond->ipsec_list, list) { in bond_ipsec_del_sa_all()
618 if (!ipsec->xs->xso.real_dev) in bond_ipsec_del_sa_all()
621 if (!real_dev->xfrmdev_ops || in bond_ipsec_del_sa_all()
622 !real_dev->xfrmdev_ops->xdo_dev_state_delete || in bond_ipsec_del_sa_all()
628 real_dev->xfrmdev_ops->xdo_dev_state_delete(ipsec->xs); in bond_ipsec_del_sa_all()
629 if (real_dev->xfrmdev_ops->xdo_dev_state_free) in bond_ipsec_del_sa_all()
630 real_dev->xfrmdev_ops->xdo_dev_state_free(ipsec->xs); in bond_ipsec_del_sa_all()
633 mutex_unlock(&bond->ipsec_lock); in bond_ipsec_del_sa_all()
638 struct net_device *bond_dev = xs->xso.dev; in bond_ipsec_free_sa()
649 slave = rcu_dereference(bond->curr_active_slave); in bond_ipsec_free_sa()
650 real_dev = slave ? slave->dev : NULL; in bond_ipsec_free_sa()
657 if (!xs->xso.real_dev) in bond_ipsec_free_sa()
660 WARN_ON(xs->xso.real_dev != real_dev); in bond_ipsec_free_sa()
662 if (real_dev && real_dev->xfrmdev_ops && in bond_ipsec_free_sa()
663 real_dev->xfrmdev_ops->xdo_dev_state_free) in bond_ipsec_free_sa()
664 real_dev->xfrmdev_ops->xdo_dev_state_free(xs); in bond_ipsec_free_sa()
670 * bond_ipsec_offload_ok - can this packet use the xfrm hw offload
690 * bond_advance_esn_state - ESN support for IPSec HW offload
702 if (!real_dev->xfrmdev_ops || in bond_advance_esn_state()
703 !real_dev->xfrmdev_ops->xdo_dev_state_advance_esn) { in bond_advance_esn_state()
704 …pr_warn_ratelimited("%s: %s doesn't support xdo_dev_state_advance_esn\n", __func__, real_dev->name… in bond_advance_esn_state()
708 real_dev->xfrmdev_ops->xdo_dev_state_advance_esn(xs); in bond_advance_esn_state()
714 * bond_xfrm_update_stats - Update xfrm state
726 if (!real_dev->xfrmdev_ops || in bond_xfrm_update_stats()
727 !real_dev->xfrmdev_ops->xdo_dev_state_update_stats) { in bond_xfrm_update_stats()
728 …pr_warn_ratelimited("%s: %s doesn't support xdo_dev_state_update_stats\n", __func__, real_dev->nam… in bond_xfrm_update_stats()
732 real_dev->xfrmdev_ops->xdo_dev_state_update_stats(xs); in bond_xfrm_update_stats()
747 /*------------------------------- Link status -------------------------------*/
767 if (slave->link == BOND_LINK_UP) { in bond_set_carrier()
768 if (!netif_carrier_ok(bond->dev)) { in bond_set_carrier()
769 netif_carrier_on(bond->dev); in bond_set_carrier()
777 if (netif_carrier_ok(bond->dev)) { in bond_set_carrier()
778 netif_carrier_off(bond->dev); in bond_set_carrier()
786 * values are invalid, set speed and duplex to -1,
792 struct net_device *slave_dev = slave->dev; in bond_update_speed_duplex()
796 slave->speed = SPEED_UNKNOWN; in bond_update_speed_duplex()
797 slave->duplex = DUPLEX_UNKNOWN; in bond_update_speed_duplex()
802 if (ecmd.base.speed == 0 || ecmd.base.speed == ((__u32)-1)) in bond_update_speed_duplex()
812 slave->speed = ecmd.base.speed; in bond_update_speed_duplex()
813 slave->duplex = ecmd.base.duplex; in bond_update_speed_duplex()
834 /* if <dev> supports MII link status reporting, check its link status.
836 * We either do MII/ETHTOOL ioctls, or check netif_carrier_ok(),
843 * If reporting is non-zero, instead of faking link up, return -1 if
844 * both ETHTOOL and MII ioctls fail (meaning the device does not
852 const struct net_device_ops *slave_ops = slave_dev->netdev_ops; in bond_check_dev_link()
854 struct mii_ioctl_data *mii; in bond_check_dev_link() local
859 if (bond->params.use_carrier) in bond_check_dev_link()
863 if (slave_dev->ethtool_ops->get_link) in bond_check_dev_link()
864 return slave_dev->ethtool_ops->get_link(slave_dev) ? in bond_check_dev_link()
867 /* Ethtool can't be used, fallback to MII ioctls. */ in bond_check_dev_link()
868 if (slave_ops->ndo_eth_ioctl) { in bond_check_dev_link()
877 * register; not all network drivers (e.g., e100) in bond_check_dev_link()
881 /* Yes, the mii is overlaid on the ifreq.ifr_ifru */ in bond_check_dev_link()
882 strscpy_pad(ifr.ifr_name, slave_dev->name, IFNAMSIZ); in bond_check_dev_link()
883 mii = if_mii(&ifr); in bond_check_dev_link()
886 mii->reg_num = MII_BMSR; in bond_check_dev_link()
888 return mii->val_out & BMSR_LSTATUS; in bond_check_dev_link()
897 return reporting ? -1 : BMSR_LSTATUS; in bond_check_dev_link()
900 /*----------------------------- Multicast list ------------------------------*/
909 struct slave *curr_active = rtnl_dereference(bond->curr_active_slave); in bond_set_promiscuity()
912 err = dev_set_promiscuity(curr_active->dev, inc); in bond_set_promiscuity()
917 err = dev_set_promiscuity(slave->dev, inc); in bond_set_promiscuity()
932 struct slave *curr_active = rtnl_dereference(bond->curr_active_slave); in bond_set_allmulti()
935 err = dev_set_allmulti(curr_active->dev, inc); in bond_set_allmulti()
940 err = dev_set_allmulti(slave->dev, inc); in bond_set_allmulti()
958 queue_delayed_work(bond->wq, &bond->mcast_work, 1); in bond_resend_igmp_join_requests_delayed()
961 call_netdevice_notifiers(NETDEV_RESEND_IGMP, bond->dev); in bond_resend_igmp_join_requests_delayed()
963 if (bond->igmp_retrans > 1) { in bond_resend_igmp_join_requests_delayed()
964 bond->igmp_retrans--; in bond_resend_igmp_join_requests_delayed()
965 queue_delayed_work(bond->wq, &bond->mcast_work, HZ/5); in bond_resend_igmp_join_requests_delayed()
983 /*--------------------------- Active slave change ---------------------------*/
994 if (bond->dev->flags & IFF_PROMISC) in bond_hw_addr_swap()
995 dev_set_promiscuity(old_active->dev, -1); in bond_hw_addr_swap()
997 if (bond->dev->flags & IFF_ALLMULTI) in bond_hw_addr_swap()
998 dev_set_allmulti(old_active->dev, -1); in bond_hw_addr_swap()
1000 if (bond->dev->flags & IFF_UP) in bond_hw_addr_swap()
1001 bond_hw_addr_flush(bond->dev, old_active->dev); in bond_hw_addr_swap()
1008 if (bond->dev->flags & IFF_PROMISC) in bond_hw_addr_swap()
1009 dev_set_promiscuity(new_active->dev, 1); in bond_hw_addr_swap()
1011 if (bond->dev->flags & IFF_ALLMULTI) in bond_hw_addr_swap()
1012 dev_set_allmulti(new_active->dev, 1); in bond_hw_addr_swap()
1014 if (bond->dev->flags & IFF_UP) { in bond_hw_addr_swap()
1015 netif_addr_lock_bh(bond->dev); in bond_hw_addr_swap()
1016 dev_uc_sync(new_active->dev, bond->dev); in bond_hw_addr_swap()
1017 dev_mc_sync(new_active->dev, bond->dev); in bond_hw_addr_swap()
1018 netif_addr_unlock_bh(bond->dev); in bond_hw_addr_swap()
1026 * bond_set_dev_addr - clone slave's address to bond
1037 slave_dbg(bond_dev, slave_dev, "bond_dev=%p slave_dev=%p slave_dev->addr_len=%d\n", in bond_set_dev_addr()
1038 bond_dev, slave_dev, slave_dev->addr_len); in bond_set_dev_addr()
1039 err = dev_pre_changeaddr_notify(bond_dev, slave_dev->dev_addr, NULL); in bond_set_dev_addr()
1043 __dev_addr_set(bond_dev, slave_dev->dev_addr, slave_dev->addr_len); in bond_set_dev_addr()
1044 bond_dev->addr_assign_type = NET_ADDR_STOLEN; in bond_set_dev_addr()
1059 if (ether_addr_equal(bond->dev->dev_addr, slave->dev->dev_addr)) in bond_get_old_active()
1080 switch (bond->params.fail_over_mac) { in bond_do_fail_over_mac()
1083 rv = bond_set_dev_addr(bond->dev, new_active->dev); in bond_do_fail_over_mac()
1085 slave_err(bond->dev, new_active->dev, "Error %d setting bond MAC from slave\n", in bond_do_fail_over_mac()
1086 -rv); in bond_do_fail_over_mac()
1101 bond_hw_addr_copy(tmp_mac, new_active->dev->dev_addr, in bond_do_fail_over_mac()
1102 new_active->dev->addr_len); in bond_do_fail_over_mac()
1104 old_active->dev->dev_addr, in bond_do_fail_over_mac()
1105 old_active->dev->addr_len); in bond_do_fail_over_mac()
1106 ss.ss_family = new_active->dev->type; in bond_do_fail_over_mac()
1108 bond_hw_addr_copy(ss.__data, bond->dev->dev_addr, in bond_do_fail_over_mac()
1109 bond->dev->addr_len); in bond_do_fail_over_mac()
1110 ss.ss_family = bond->dev->type; in bond_do_fail_over_mac()
1113 rv = dev_set_mac_address(new_active->dev, in bond_do_fail_over_mac()
1116 slave_err(bond->dev, new_active->dev, "Error %d setting MAC of new active slave\n", in bond_do_fail_over_mac()
1117 -rv); in bond_do_fail_over_mac()
1125 new_active->dev->addr_len); in bond_do_fail_over_mac()
1126 ss.ss_family = old_active->dev->type; in bond_do_fail_over_mac()
1128 rv = dev_set_mac_address(old_active->dev, in bond_do_fail_over_mac()
1131 slave_err(bond->dev, old_active->dev, "Error %d setting MAC of old active slave\n", in bond_do_fail_over_mac()
1132 -rv); in bond_do_fail_over_mac()
1136 netdev_err(bond->dev, "bond_do_fail_over_mac impossible: bad policy %d\n", in bond_do_fail_over_mac()
1137 bond->params.fail_over_mac); in bond_do_fail_over_mac()
1144 * bond_choose_primary_or_current - select the primary or high priority slave
1147 * - Check if there is a primary link. If the primary link was set and is up,
1150 * - If primary link is not set or down, find the highest priority link.
1156 struct slave *prim = rtnl_dereference(bond->primary_slave); in bond_choose_primary_or_current()
1157 struct slave *curr = rtnl_dereference(bond->curr_active_slave); in bond_choose_primary_or_current()
1161 if (!prim || prim->link != BOND_LINK_UP) { in bond_choose_primary_or_current()
1163 if (slave->link == BOND_LINK_UP) { in bond_choose_primary_or_current()
1165 if (slave->prio > hprio->prio) in bond_choose_primary_or_current()
1175 if (!curr || curr->link != BOND_LINK_UP) in bond_choose_primary_or_current()
1180 if (bond->force_primary) { in bond_choose_primary_or_current()
1181 bond->force_primary = false; in bond_choose_primary_or_current()
1186 if (!curr || curr->link != BOND_LINK_UP) in bond_choose_primary_or_current()
1190 switch (bond->params.primary_reselect) { in bond_choose_primary_or_current()
1194 if (prim->speed < curr->speed) in bond_choose_primary_or_current()
1196 if (prim->speed == curr->speed && prim->duplex <= curr->duplex) in bond_choose_primary_or_current()
1202 netdev_err(bond->dev, "impossible primary_reselect %d\n", in bond_choose_primary_or_current()
1203 bond->params.primary_reselect); in bond_choose_primary_or_current()
1209 * bond_find_best_slave - select the best available slave to be the active one
1216 int mintime = bond->params.updelay; in bond_find_best_slave()
1223 if (slave->link == BOND_LINK_UP) in bond_find_best_slave()
1225 if (slave->link == BOND_LINK_BACK && bond_slave_is_up(slave) && in bond_find_best_slave()
1226 slave->delay < mintime) { in bond_find_best_slave()
1227 mintime = slave->delay; in bond_find_best_slave()
1238 struct slave *slave = rcu_dereference_rtnl(bond->curr_active_slave); in bond_should_notify_peers()
1240 if (!slave || !bond->send_peer_notif || in bond_should_notify_peers()
1241 bond->send_peer_notif % in bond_should_notify_peers()
1242 max(1, bond->params.peer_notif_delay) != 0 || in bond_should_notify_peers()
1243 !netif_carrier_ok(bond->dev) || in bond_should_notify_peers()
1244 test_bit(__LINK_STATE_LINKWATCH_PENDING, &slave->dev->state)) in bond_should_notify_peers()
1247 netdev_dbg(bond->dev, "bond_should_notify_peers: slave %s\n", in bond_should_notify_peers()
1248 slave ? slave->dev->name : "NULL"); in bond_should_notify_peers()
1254 * bond_change_active_slave - change the active slave into the specified one
1260 * Setting include flags, mc-list, promiscuity, allmulti, etc.
1274 old_active = rtnl_dereference(bond->curr_active_slave); in bond_change_active_slave()
1284 new_active->last_link_up = jiffies; in bond_change_active_slave()
1286 if (new_active->link == BOND_LINK_BACK) { in bond_change_active_slave()
1288 slave_info(bond->dev, new_active->dev, "making interface the new active one %d ms earlier\n", in bond_change_active_slave()
1289 (bond->params.updelay - new_active->delay) * bond->params.miimon); in bond_change_active_slave()
1292 new_active->delay = 0; in bond_change_active_slave()
1303 slave_info(bond->dev, new_active->dev, "making interface the new active one\n"); in bond_change_active_slave()
1319 rcu_assign_pointer(bond->curr_active_slave, new_active); in bond_change_active_slave()
1333 if (bond->params.fail_over_mac) in bond_change_active_slave()
1337 if (netif_running(bond->dev)) { in bond_change_active_slave()
1338 bond->send_peer_notif = in bond_change_active_slave()
1339 bond->params.num_peer_notif * in bond_change_active_slave()
1340 max(1, bond->params.peer_notif_delay); in bond_change_active_slave()
1345 call_netdevice_notifiers(NETDEV_BONDING_FAILOVER, bond->dev); in bond_change_active_slave()
1347 bond->send_peer_notif--; in bond_change_active_slave()
1349 bond->dev); in bond_change_active_slave()
1363 if (netif_running(bond->dev) && (bond->params.resend_igmp > 0) && in bond_change_active_slave()
1366 bond->igmp_retrans = bond->params.resend_igmp; in bond_change_active_slave()
1367 queue_delayed_work(bond->wq, &bond->mcast_work, 1); in bond_change_active_slave()
1372 * bond_select_active_slave - select a new active slave, if needed
1376 * - The old curr_active_slave has been released or lost its link.
1377 * - The primary_slave has got its link back.
1378 * - A slave has got its link back and there's no old curr_active_slave.
1390 if (best_slave != rtnl_dereference(bond->curr_active_slave)) { in bond_select_active_slave()
1396 if (netif_carrier_ok(bond->dev)) in bond_select_active_slave()
1397 netdev_info(bond->dev, "active interface up!\n"); in bond_select_active_slave()
1399 netdev_info(bond->dev, "now running without any active interface!\n"); in bond_select_active_slave()
1410 err = -ENOMEM; in slave_enable_netpoll()
1414 err = __netpoll_setup(np, slave->dev); in slave_enable_netpoll()
1419 slave->np = np; in slave_enable_netpoll()
1425 struct netpoll *np = slave->np; in slave_disable_netpoll()
1430 slave->np = NULL; in slave_disable_netpoll()
1452 SLAVE_AD_INFO(slave)->port.aggregator; in bond_poll_controller()
1455 agg->aggregator_identifier != ad_info.aggregator_id) in bond_poll_controller()
1459 netpoll_poll_dev(slave->dev); in bond_poll_controller()
1503 /*---------------------------------- IOCTL ----------------------------------*/
1518 slave->dev->features, in bond_fix_features()
1552 struct net_device *bond_dev = bond->dev; in bond_compute_features()
1567 slave->dev->vlan_features, BOND_VLAN_FEATURES); in bond_compute_features()
1570 slave->dev->hw_enc_features, in bond_compute_features()
1575 slave->dev->hw_enc_features, in bond_compute_features()
1580 slave->dev->gso_partial_features, in bond_compute_features()
1584 slave->dev->mpls_features, in bond_compute_features()
1587 dst_release_flag &= slave->dev->priv_flags; in bond_compute_features()
1588 if (slave->dev->hard_header_len > max_hard_header_len) in bond_compute_features()
1589 max_hard_header_len = slave->dev->hard_header_len; in bond_compute_features()
1591 tso_max_size = min(tso_max_size, slave->dev->tso_max_size); in bond_compute_features()
1592 tso_max_segs = min(tso_max_segs, slave->dev->tso_max_segs); in bond_compute_features()
1594 bond_dev->hard_header_len = max_hard_header_len; in bond_compute_features()
1597 bond_dev->gso_partial_features = gso_partial_features; in bond_compute_features()
1598 bond_dev->vlan_features = vlan_features; in bond_compute_features()
1599 bond_dev->hw_enc_features = enc_features | NETIF_F_GSO_ENCAP_ALL | in bond_compute_features()
1603 bond_dev->hw_enc_features |= xfrm_features; in bond_compute_features()
1605 bond_dev->mpls_features = mpls_features; in bond_compute_features()
1609 bond_dev->priv_flags &= ~IFF_XMIT_DST_RELEASE; in bond_compute_features()
1610 if ((bond_dev->priv_flags & IFF_XMIT_DST_RELEASE_PERM) && in bond_compute_features()
1612 bond_dev->priv_flags |= IFF_XMIT_DST_RELEASE; in bond_compute_features()
1620 bool was_up = !!(bond_dev->flags & IFF_UP); in bond_setup_by_slave()
1624 bond_dev->header_ops = slave_dev->header_ops; in bond_setup_by_slave()
1626 bond_dev->type = slave_dev->type; in bond_setup_by_slave()
1627 bond_dev->hard_header_len = slave_dev->hard_header_len; in bond_setup_by_slave()
1628 bond_dev->needed_headroom = slave_dev->needed_headroom; in bond_setup_by_slave()
1629 bond_dev->addr_len = slave_dev->addr_len; in bond_setup_by_slave()
1631 memcpy(bond_dev->broadcast, slave_dev->broadcast, in bond_setup_by_slave()
1632 slave_dev->addr_len); in bond_setup_by_slave()
1634 if (slave_dev->flags & IFF_POINTOPOINT) { in bond_setup_by_slave()
1635 bond_dev->flags &= ~(IFF_BROADCAST | IFF_MULTICAST); in bond_setup_by_slave()
1636 bond_dev->flags |= (IFF_POINTOPOINT | IFF_NOARP); in bond_setup_by_slave()
1643 * duplicates except for alb non-mcast/bcast.
1651 skb->pkt_type != PACKET_BROADCAST && in bond_should_deliver_exact_match()
1652 skb->pkt_type != PACKET_MULTICAST) in bond_should_deliver_exact_match()
1674 slave = bond_slave_get_rcu(skb->dev); in bond_handle_frame()
1675 bond = slave->bond; in bond_handle_frame()
1677 recv_probe = READ_ONCE(bond->recv_probe); in bond_handle_frame()
1688 * be suppressed we want to make an exception for link-local packets. in bond_handle_frame()
1689 * This is necessary for e.g. LLDP daemons to be able to monitor in bond_handle_frame()
1694 * (including link-local ones) can have their originating interface in bond_handle_frame()
1698 if (is_link_local_ether_addr(eth_hdr(skb)->h_dest)) in bond_handle_frame()
1703 skb->dev = bond->dev; in bond_handle_frame()
1706 netif_is_bridge_port(bond->dev) && in bond_handle_frame()
1707 skb->pkt_type == PACKET_HOST) { in bond_handle_frame()
1710 skb->data - skb_mac_header(skb)))) { in bond_handle_frame()
1714 bond_hw_addr_copy(eth_hdr(skb)->h_dest, bond->dev->dev_addr, in bond_handle_frame()
1715 bond->dev->addr_len); in bond_handle_frame()
1744 switch (bond->params.xmit_policy) { in bond_lag_hash_type()
1773 err = netdev_master_upper_dev_link(slave->dev, bond->dev, slave, in bond_master_upper_dev_link()
1778 slave->dev->flags |= IFF_SLAVE; in bond_master_upper_dev_link()
1784 netdev_upper_dev_unlink(slave->dev, bond->dev); in bond_upper_dev_unlink()
1785 slave->dev->flags &= ~IFF_SLAVE; in bond_upper_dev_unlink()
1793 cancel_delayed_work_sync(&slave->notify_work); in slave_kobj_release()
1811 err = kobject_init_and_add(&slave->kobj, &slave_ktype, in bond_kobj_init()
1812 &(slave->dev->dev.kobj), "bonding_slave"); in bond_kobj_init()
1814 kobject_put(&slave->kobj); in bond_kobj_init()
1828 slave->bond = bond; in bond_alloc_slave()
1829 slave->dev = slave_dev; in bond_alloc_slave()
1830 INIT_DELAYED_WORK(&slave->notify_work, bond_netdev_notify_work); in bond_alloc_slave()
1839 kobject_put(&slave->kobj); in bond_alloc_slave()
1849 info->bond_mode = BOND_MODE(bond); in bond_fill_ifbond()
1850 info->miimon = bond->params.miimon; in bond_fill_ifbond()
1851 info->num_slaves = bond->slave_cnt; in bond_fill_ifbond()
1856 strcpy(info->slave_name, slave->dev->name); in bond_fill_ifslave()
1857 info->link = slave->link; in bond_fill_ifslave()
1858 info->state = bond_slave_state(slave); in bond_fill_ifslave()
1859 info->link_failure_count = slave->link_failure_count; in bond_fill_ifslave()
1871 bond_fill_ifbond(slave->bond, &binfo.master); in bond_netdev_notify_work()
1872 netdev_bonding_info_change(slave->dev, &binfo); in bond_netdev_notify_work()
1875 queue_delayed_work(slave->bond->wq, &slave->notify_work, 1); in bond_netdev_notify_work()
1881 queue_delayed_work(slave->bond->wq, &slave->notify_work, 0); in bond_queue_slave_event()
1888 info.link_up = slave->link == BOND_LINK_UP || in bond_lower_state_changed()
1889 slave->link == BOND_LINK_FAIL; in bond_lower_state_changed()
1891 netdev_lower_state_changed(slave->dev, &info); in bond_lower_state_changed()
1915 unsigned int flags = bond_dev->flags & (IFF_SLAVE | IFF_UP); in bond_ether_setup()
1918 bond_dev->flags |= IFF_MASTER | flags; in bond_ether_setup()
1919 bond_dev->priv_flags &= ~IFF_TX_SKB_SHARING; in bond_ether_setup()
1937 val &= slave->dev->xdp_features; in bond_xdp_set_features()
1949 const struct net_device_ops *slave_ops = slave_dev->netdev_ops; in bond_enslave()
1955 if (slave_dev->flags & IFF_MASTER && in bond_enslave()
1959 return -EPERM; in bond_enslave()
1962 if (!bond->params.use_carrier && in bond_enslave()
1963 slave_dev->ethtool_ops->get_link == NULL && in bond_enslave()
1964 slave_ops->ndo_eth_ioctl == NULL) { in bond_enslave()
1968 /* already in-use? */ in bond_enslave()
1972 return -EBUSY; in bond_enslave()
1977 return -EPERM; in bond_enslave()
1982 if (slave_dev->features & NETIF_F_VLAN_CHALLENGED) { in bond_enslave()
1987 return -EPERM; in bond_enslave()
1995 if (slave_dev->features & NETIF_F_HW_ESP) in bond_enslave()
1996 slave_dbg(bond_dev, slave_dev, "is esp-hw-offload capable\n"); in bond_enslave()
2003 if (slave_dev->flags & IFF_UP) { in bond_enslave()
2006 return -EPERM; in bond_enslave()
2009 /* set bonding device ether type by slave - bonding netdevices are in bond_enslave()
2013 * bond ether type mutual exclusion - don't allow slaves of dissimilar in bond_enslave()
2017 if (bond_dev->type != slave_dev->type) { in bond_enslave()
2019 bond_dev->type, slave_dev->type); in bond_enslave()
2026 return -EBUSY; in bond_enslave()
2033 if (slave_dev->type != ARPHRD_ETHER) in bond_enslave()
2041 } else if (bond_dev->type != slave_dev->type) { in bond_enslave()
2044 return -EINVAL; in bond_enslave()
2047 if (slave_dev->type == ARPHRD_INFINIBAND && in bond_enslave()
2050 "Only active-backup mode is supported for infiniband slaves"); in bond_enslave()
2051 res = -EOPNOTSUPP; in bond_enslave()
2055 if (!slave_ops->ndo_set_mac_address || in bond_enslave()
2056 slave_dev->type == ARPHRD_INFINIBAND) { in bond_enslave()
2059 bond->params.fail_over_mac != BOND_FOM_ACTIVE) { in bond_enslave()
2061 bond->params.fail_over_mac = BOND_FOM_ACTIVE; in bond_enslave()
2062 slave_warn(bond_dev, slave_dev, "Setting fail_over_mac to active for active-backup mode\n"); in bond_enslave()
2066 res = -EOPNOTSUPP; in bond_enslave()
2078 bond->dev->addr_assign_type == NET_ADDR_RANDOM) { in bond_enslave()
2079 res = bond_set_dev_addr(bond->dev, slave_dev); in bond_enslave()
2086 res = -ENOMEM; in bond_enslave()
2093 new_slave->queue_id = 0; in bond_enslave()
2096 new_slave->original_mtu = slave_dev->mtu; in bond_enslave()
2097 res = dev_set_mtu(slave_dev, bond->dev->mtu); in bond_enslave()
2107 bond_hw_addr_copy(new_slave->perm_hwaddr, slave_dev->dev_addr, in bond_enslave()
2108 slave_dev->addr_len); in bond_enslave()
2110 if (!bond->params.fail_over_mac || in bond_enslave()
2115 memcpy(ss.__data, bond_dev->dev_addr, bond_dev->addr_len); in bond_enslave()
2116 ss.ss_family = slave_dev->type; in bond_enslave()
2126 slave_dev->priv_flags |= IFF_NO_ADDRCONF; in bond_enslave()
2135 slave_dev->priv_flags |= IFF_BONDING; in bond_enslave()
2137 dev_get_stats(new_slave->dev, &new_slave->slave_stats); in bond_enslave()
2156 new_slave->delay = 0; in bond_enslave()
2157 new_slave->link_failure_count = 0; in bond_enslave()
2161 new_slave->link = BOND_LINK_DOWN; in bond_enslave()
2163 new_slave->last_rx = jiffies - in bond_enslave()
2164 (msecs_to_jiffies(bond->params.arp_interval) + 1); in bond_enslave()
2166 new_slave->target_last_arp_rx[i] = new_slave->last_rx; in bond_enslave()
2168 new_slave->last_tx = new_slave->last_rx; in bond_enslave()
2170 if (bond->params.miimon && !bond->params.use_carrier) { in bond_enslave()
2173 if ((link_reporting == -1) && !bond->params.arp_interval) { in bond_enslave()
2175 * does not support ETHTOOL/MII and in bond_enslave()
2182 …slave_warn(bond_dev, slave_dev, "MII and ETHTOOL support not available for slave, and arp_interval… in bond_enslave()
2183 } else if (link_reporting == -1) { in bond_enslave()
2184 /* unable get link status using mii/ethtool */ in bond_enslave()
2185 … slave; the network driver associated with this interface does not support MII or ETHTOOL link sta… in bond_enslave()
2190 new_slave->link = BOND_LINK_NOCHANGE; in bond_enslave()
2191 if (bond->params.miimon) { in bond_enslave()
2193 if (bond->params.updelay) { in bond_enslave()
2197 new_slave->delay = bond->params.updelay; in bond_enslave()
2207 } else if (bond->params.arp_interval) { in bond_enslave()
2217 if (new_slave->link != BOND_LINK_DOWN) in bond_enslave()
2218 new_slave->last_link_up = jiffies; in bond_enslave()
2220 new_slave->link == BOND_LINK_DOWN ? "DOWN" : in bond_enslave()
2221 (new_slave->link == BOND_LINK_UP ? "UP" : "BACK")); in bond_enslave()
2223 if (bond_uses_primary(bond) && bond->params.primary[0]) { in bond_enslave()
2225 if (strcmp(bond->params.primary, new_slave->dev->name) == 0) { in bond_enslave()
2226 rcu_assign_pointer(bond->primary_slave, new_slave); in bond_enslave()
2227 bond->force_primary = true; in bond_enslave()
2244 SLAVE_AD_INFO(new_slave)->id = 1; in bond_enslave()
2250 SLAVE_AD_INFO(new_slave)->id = in bond_enslave()
2251 SLAVE_AD_INFO(prev_slave)->id + 1; in bond_enslave()
2271 if (!rcu_access_pointer(bond->curr_active_slave) && in bond_enslave()
2272 new_slave->link == BOND_LINK_UP) in bond_enslave()
2273 rcu_assign_pointer(bond->curr_active_slave, new_slave); in bond_enslave()
2279 if (bond->dev->npinfo) { in bond_enslave()
2282 res = -EBUSY; in bond_enslave()
2288 if (!(bond_dev->features & NETIF_F_LRO)) in bond_enslave()
2317 if (bond_dev->flags & IFF_PROMISC) { in bond_enslave()
2324 if (bond_dev->flags & IFF_ALLMULTI) { in bond_enslave()
2327 if (bond_dev->flags & IFF_PROMISC) in bond_enslave()
2328 dev_set_promiscuity(slave_dev, -1); in bond_enslave()
2333 if (bond_dev->flags & IFF_UP) { in bond_enslave()
2344 bond->slave_cnt++; in bond_enslave()
2362 if (!slave_dev->netdev_ops->ndo_bpf || in bond_enslave()
2363 !slave_dev->netdev_ops->ndo_xdp_xmit) { in bond_enslave()
2364 if (bond->xdp_prog) { in bond_enslave()
2367 res = -EOPNOTSUPP; in bond_enslave()
2370 } else if (bond->xdp_prog) { in bond_enslave()
2374 .prog = bond->xdp_prog, in bond_enslave()
2381 res = -EOPNOTSUPP; in bond_enslave()
2391 if (bond->xdp_prog) in bond_enslave()
2392 bpf_prog_inc(bond->xdp_prog); in bond_enslave()
2399 new_slave->link != BOND_LINK_DOWN ? "an up" : "a down"); in bond_enslave()
2417 if (rcu_access_pointer(bond->primary_slave) == new_slave) in bond_enslave()
2418 RCU_INIT_POINTER(bond->primary_slave, NULL); in bond_enslave()
2419 if (rcu_access_pointer(bond->curr_active_slave) == new_slave) { in bond_enslave()
2431 slave_dev->priv_flags &= ~IFF_BONDING; in bond_enslave()
2435 slave_dev->priv_flags &= ~IFF_NO_ADDRCONF; in bond_enslave()
2436 if (!bond->params.fail_over_mac || in bond_enslave()
2438 /* XXX TODO - fom follow mode needs to change master's in bond_enslave()
2442 bond_hw_addr_copy(ss.__data, new_slave->perm_hwaddr, in bond_enslave()
2443 new_slave->dev->addr_len); in bond_enslave()
2444 ss.ss_family = slave_dev->type; in bond_enslave()
2449 dev_set_mtu(slave_dev, new_slave->original_mtu); in bond_enslave()
2452 kobject_put(&new_slave->kobj); in bond_enslave()
2457 if (ether_addr_equal_64bits(bond_dev->dev_addr, in bond_enslave()
2458 slave_dev->dev_addr)) in bond_enslave()
2460 if (bond_dev->type != ARPHRD_ETHER) { in bond_enslave()
2471 * is RTNL-locked. If "all" is true it means that the function is being called
2487 int old_flags = bond_dev->flags; in __bond_release_one()
2488 netdev_features_t old_features = bond_dev->features; in __bond_release_one()
2491 if (!(slave_dev->flags & IFF_SLAVE) || in __bond_release_one()
2494 return -EINVAL; in __bond_release_one()
2504 return -EINVAL; in __bond_release_one()
2512 bond_get_stats(bond->dev, &bond->bond_stats); in __bond_release_one()
2514 if (bond->xdp_prog) { in __bond_release_one()
2541 oldcurrent = rcu_access_pointer(bond->curr_active_slave); in __bond_release_one()
2543 RCU_INIT_POINTER(bond->current_arp_slave, NULL); in __bond_release_one()
2545 if (!all && (bond->params.fail_over_mac != BOND_FOM_ACTIVE || in __bond_release_one()
2547 if (ether_addr_equal_64bits(bond_dev->dev_addr, slave->perm_hwaddr) && in __bond_release_one()
2549 …slave_warn(bond_dev, slave_dev, "the permanent HWaddr of slave - %pM - is still in use by bond - s… in __bond_release_one()
2550 slave->perm_hwaddr); in __bond_release_one()
2553 if (rtnl_dereference(bond->primary_slave) == slave) in __bond_release_one()
2554 RCU_INIT_POINTER(bond->primary_slave, NULL); in __bond_release_one()
2575 RCU_INIT_POINTER(bond->curr_active_slave, NULL); in __bond_release_one()
2590 bond->slave_cnt--; in __bond_release_one()
2593 call_netdevice_notifiers(NETDEV_CHANGEADDR, bond->dev); in __bond_release_one()
2594 call_netdevice_notifiers(NETDEV_RELEASE, bond->dev); in __bond_release_one()
2598 if (!(bond_dev->features & NETIF_F_VLAN_CHALLENGED) && in __bond_release_one()
2600 …slave_info(bond_dev, slave_dev, "last VLAN challenged slave left bond - VLAN blocking is removed\n… in __bond_release_one()
2616 dev_set_promiscuity(slave_dev, -1); in __bond_release_one()
2620 dev_set_allmulti(slave_dev, -1); in __bond_release_one()
2631 slave_dev->priv_flags &= ~IFF_NO_ADDRCONF; in __bond_release_one()
2633 if (bond->params.fail_over_mac != BOND_FOM_ACTIVE || in __bond_release_one()
2636 bond_hw_addr_copy(ss.__data, slave->perm_hwaddr, in __bond_release_one()
2637 slave->dev->addr_len); in __bond_release_one()
2638 ss.ss_family = slave_dev->type; in __bond_release_one()
2644 __dev_set_mtu(slave_dev, slave->original_mtu); in __bond_release_one()
2647 dev_set_mtu(slave_dev, slave->original_mtu); in __bond_release_one()
2651 slave_dev->priv_flags &= ~IFF_BONDING; in __bond_release_one()
2654 kobject_put(&slave->kobj); in __bond_release_one()
2676 bond_dev->reg_state != NETREG_UNREGISTERING) { in bond_release_and_destroy()
2677 bond_dev->priv_flags |= IFF_DISABLE_NETPOLL; in bond_release_and_destroy()
2696 int i = 0, res = -ENODEV; in bond_slave_info_query()
2700 if (i++ == (int)info->slave_id) { in bond_slave_info_query()
2710 /*-------------------------------- Monitoring -------------------------------*/
2721 ignore_updelay = !rcu_dereference(bond->curr_active_slave); in bond_miimon_inspect()
2725 usable_slaves = rcu_dereference(bond->usable_slaves); in bond_miimon_inspect()
2727 if (usable_slaves && usable_slaves->count == 0) in bond_miimon_inspect()
2734 link_state = bond_check_dev_link(bond, slave->dev, 0); in bond_miimon_inspect()
2736 switch (slave->link) { in bond_miimon_inspect()
2743 slave->delay = bond->params.downdelay; in bond_miimon_inspect()
2744 if (slave->delay && net_ratelimit()) { in bond_miimon_inspect()
2745 slave_info(bond->dev, slave->dev, "link status down for %sinterface, disabling it in %d ms\n", in bond_miimon_inspect()
2750 bond->params.downdelay * bond->params.miimon); in bond_miimon_inspect()
2757 slave->last_link_up = jiffies; in bond_miimon_inspect()
2759 slave_info(bond->dev, slave->dev, "link status up again after %d ms\n", in bond_miimon_inspect()
2760 (bond->params.downdelay - slave->delay) * in bond_miimon_inspect()
2761 bond->params.miimon); in bond_miimon_inspect()
2766 if (slave->delay <= 0) { in bond_miimon_inspect()
2772 slave->delay--; in bond_miimon_inspect()
2781 slave->delay = bond->params.updelay; in bond_miimon_inspect()
2783 if (slave->delay && net_ratelimit()) { in bond_miimon_inspect()
2784 slave_info(bond->dev, slave->dev, "link status up, enabling it in %d ms\n", in bond_miimon_inspect()
2786 bond->params.updelay * in bond_miimon_inspect()
2787 bond->params.miimon); in bond_miimon_inspect()
2794 slave_info(bond->dev, slave->dev, "link status down again after %d ms\n", in bond_miimon_inspect()
2795 (bond->params.updelay - slave->delay) * in bond_miimon_inspect()
2796 bond->params.miimon); in bond_miimon_inspect()
2802 slave->delay = 0; in bond_miimon_inspect()
2804 if (slave->delay <= 0) { in bond_miimon_inspect()
2811 slave->delay--; in bond_miimon_inspect()
2846 switch (slave->link_new_state) { in bond_miimon_commit()
2855 slave->link == BOND_LINK_UP) in bond_miimon_commit()
2862 slave->link = BOND_LINK_DOWN; in bond_miimon_commit()
2864 slave_warn(bond->dev, slave->dev, in bond_miimon_commit()
2870 slave->last_link_up = jiffies; in bond_miimon_commit()
2872 primary = rtnl_dereference(bond->primary_slave); in bond_miimon_commit()
2881 slave_info(bond->dev, slave->dev, "link status definitely up, %u Mbps %s duplex\n", in bond_miimon_commit()
2882 slave->speed == SPEED_UNKNOWN ? 0 : slave->speed, in bond_miimon_commit()
2883 slave->duplex ? "full" : "half"); in bond_miimon_commit()
2887 active = rtnl_dereference(bond->curr_active_slave); in bond_miimon_commit()
2888 if (!active || slave == primary || slave->prio > active->prio) in bond_miimon_commit()
2894 if (slave->link_failure_count < UINT_MAX) in bond_miimon_commit()
2895 slave->link_failure_count++; in bond_miimon_commit()
2905 slave_info(bond->dev, slave->dev, "link status definitely down, disabling slave\n"); in bond_miimon_commit()
2909 if (slave == rcu_access_pointer(bond->curr_active_slave)) in bond_miimon_commit()
2915 slave_err(bond->dev, slave->dev, "invalid new link %d on slave\n", in bond_miimon_commit()
2916 slave->link_new_state); in bond_miimon_commit()
2934 * Really a wrapper that splits the mii monitor into two phases: an
2949 delay = msecs_to_jiffies(bond->params.miimon); in bond_mii_monitor()
2957 if (bond->send_peer_notif) { in bond_mii_monitor()
2960 bond->send_peer_notif--; in bond_mii_monitor()
2984 if (bond->params.miimon) in bond_mii_monitor()
2985 queue_delayed_work(bond->wq, &bond->mii_work, delay); in bond_mii_monitor()
2990 call_netdevice_notifiers(NETDEV_NOTIFY_PEERS, bond->dev); in bond_mii_monitor()
2998 __be32 ip = *(__be32 *)priv->data; in bond_upper_dev_walk()
3010 if (ip == bond_confirm_addr(bond->dev, 0, ip)) in bond_has_this_ip()
3014 if (netdev_walk_all_upper_dev_rcu(bond->dev, bond_upper_dev_walk, &priv)) in bond_has_this_ip()
3026 struct net_device *bond_dev = slave->bond->dev; in bond_handle_vlan()
3027 struct net_device *slave_dev = slave->dev; in bond_handle_vlan()
3030 if (!tags || tags->vlan_proto == BOND_VLAN_PROTO_NONE) in bond_handle_vlan()
3036 while (tags->vlan_proto != BOND_VLAN_PROTO_NONE) { in bond_handle_vlan()
3037 if (!tags->vlan_id) { in bond_handle_vlan()
3043 ntohs(outer_tag->vlan_proto), tags->vlan_id); in bond_handle_vlan()
3044 skb = vlan_insert_tag_set_proto(skb, tags->vlan_proto, in bond_handle_vlan()
3045 tags->vlan_id); in bond_handle_vlan()
3054 if (outer_tag->vlan_id) { in bond_handle_vlan()
3056 ntohs(outer_tag->vlan_proto), outer_tag->vlan_id); in bond_handle_vlan()
3057 __vlan_hwaccel_put_tag(skb, outer_tag->vlan_proto, in bond_handle_vlan()
3058 outer_tag->vlan_id); in bond_handle_vlan()
3066 * "native" to a VLAN) might not pass non-tagged frames.
3071 struct net_device *bond_dev = slave->bond->dev; in bond_arp_send()
3072 struct net_device *slave_dev = slave->dev; in bond_arp_send()
3079 NULL, slave_dev->dev_addr, NULL); in bond_arp_send()
3111 return ERR_PTR(-ENOMEM); in bond_verify_device_path()
3136 struct rtable *rt; in bond_arp_send_all() local
3138 __be32 *targets = bond->params.arp_targets, addr; in bond_arp_send_all()
3142 slave_dbg(bond->dev, slave->dev, "%s: target %pI4\n", in bond_arp_send_all()
3147 rt = ip_route_output(dev_net(bond->dev), targets[i], 0, 0, 0, in bond_arp_send_all()
3149 if (IS_ERR(rt)) { in bond_arp_send_all()
3150 /* there's no route to target - try to send arp in bond_arp_send_all()
3153 if (bond->params.arp_validate) in bond_arp_send_all()
3155 bond->dev->name, in bond_arp_send_all()
3163 if (rt->dst.dev == bond->dev) in bond_arp_send_all()
3167 tags = bond_verify_device_path(bond->dev, rt->dst.dev, 0); in bond_arp_send_all()
3173 /* Not our device - skip */ in bond_arp_send_all()
3174 slave_dbg(bond->dev, slave->dev, "no path to arp_ip_target %pI4 via rt.dev %s\n", in bond_arp_send_all()
3175 &targets[i], rt->dst.dev ? rt->dst.dev->name : "NULL"); in bond_arp_send_all()
3177 ip_rt_put(rt); in bond_arp_send_all()
3181 addr = bond_confirm_addr(rt->dst.dev, targets[i], 0); in bond_arp_send_all()
3182 ip_rt_put(rt); in bond_arp_send_all()
3193 slave_dbg(bond->dev, slave->dev, "%s: sip %pI4 tip %pI4 not found\n", in bond_validate_arp()
3198 i = bond_get_targets_ip(bond->params.arp_targets, sip); in bond_validate_arp()
3199 if (i == -1) { in bond_validate_arp()
3200 slave_dbg(bond->dev, slave->dev, "%s: sip %pI4 not found in targets\n", in bond_validate_arp()
3204 slave->last_rx = jiffies; in bond_validate_arp()
3205 slave->target_last_arp_rx[i] = jiffies; in bond_validate_arp()
3211 struct arphdr *arp = (struct arphdr *)skb->data; in bond_arp_rcv()
3217 alen = arp_hdr_len(bond->dev); in bond_arp_rcv()
3227 if (arp->ar_hln != bond->dev->addr_len || in bond_arp_rcv()
3228 skb->pkt_type == PACKET_OTHERHOST || in bond_arp_rcv()
3229 skb->pkt_type == PACKET_LOOPBACK || in bond_arp_rcv()
3230 arp->ar_hrd != htons(ARPHRD_ETHER) || in bond_arp_rcv()
3231 arp->ar_pro != htons(ETH_P_IP) || in bond_arp_rcv()
3232 arp->ar_pln != 4) in bond_arp_rcv()
3236 arp_ptr += bond->dev->addr_len; in bond_arp_rcv()
3238 arp_ptr += 4 + bond->dev->addr_len; in bond_arp_rcv()
3241 slave_dbg(bond->dev, slave->dev, "%s: %s/%d av %d sv %d sip %pI4 tip %pI4\n", in bond_arp_rcv()
3242 __func__, slave->dev->name, bond_slave_state(slave), in bond_arp_rcv()
3243 bond->params.arp_validate, slave_do_arp_validate(bond, slave), in bond_arp_rcv()
3246 curr_active_slave = rcu_dereference(bond->curr_active_slave); in bond_arp_rcv()
3247 curr_arp_slave = rcu_dereference(bond->current_arp_slave); in bond_arp_rcv()
3276 curr_active_slave->last_link_up)) in bond_arp_rcv()
3278 else if (curr_arp_slave && (arp->ar_op == htons(ARPOP_REPLY)) && in bond_arp_rcv()
3283 if (arp != (struct arphdr *)skb->data) in bond_arp_rcv()
3292 struct net_device *bond_dev = slave->bond->dev; in bond_ns_send()
3293 struct net_device *slave_dev = slave->dev; in bond_ns_send()
3315 struct in6_addr *targets = bond->params.ns_targets; in bond_ns_send_all()
3323 slave_dbg(bond->dev, slave->dev, "%s: target %pI6c\n", in bond_ns_send_all()
3330 fl6.flowi6_oif = bond->dev->ifindex; in bond_ns_send_all()
3332 dst = ip6_route_output(dev_net(bond->dev), NULL, &fl6); in bond_ns_send_all()
3333 if (dst->error) { in bond_ns_send_all()
3335 /* there's no route to target - try to send arp in bond_ns_send_all()
3338 if (bond->params.arp_validate) in bond_ns_send_all()
3340 bond->dev->name, in bond_ns_send_all()
3347 if (dst->dev == bond->dev) in bond_ns_send_all()
3351 tags = bond_verify_device_path(bond->dev, dst->dev, 0); in bond_ns_send_all()
3357 /* Not our device - skip */ in bond_ns_send_all()
3358 slave_dbg(bond->dev, slave->dev, "no path to ns_ip6_target %pI6c via dst->dev %s\n", in bond_ns_send_all()
3359 &targets[i], dst->dev ? dst->dev->name : "NULL"); in bond_ns_send_all()
3365 if (!ipv6_dev_get_saddr(dev_net(dst->dev), dst->dev, &targets[i], 0, &saddr)) in bond_ns_send_all()
3378 struct in6_addr *addr = (struct in6_addr *)priv->data; in bond_confirm_addr6()
3390 if (bond_confirm_addr6(bond->dev, &priv)) in bond_has_this_ip6()
3394 if (netdev_walk_all_upper_dev_rcu(bond->dev, bond_confirm_addr6, &priv)) in bond_has_this_ip6()
3408 * 2. Dest address is neither all-nodes multicast address nor in bond_validate_na()
3414 slave_dbg(bond->dev, slave->dev, "%s: sip %pI6c tip %pI6c not found\n", in bond_validate_na()
3419 i = bond_get_targets_ip6(bond->params.ns_targets, saddr); in bond_validate_na()
3420 if (i == -1) { in bond_validate_na()
3421 slave_dbg(bond->dev, slave->dev, "%s: sip %pI6c not found in targets\n", in bond_validate_na()
3425 slave->last_rx = jiffies; in bond_validate_na()
3426 slave->target_last_arp_rx[i] = jiffies; in bond_validate_na()
3439 if (skb->pkt_type == PACKET_OTHERHOST || in bond_na_rcv()
3440 skb->pkt_type == PACKET_LOOPBACK) in bond_na_rcv()
3444 if (!combined || combined->ip6.nexthdr != NEXTHDR_ICMP || in bond_na_rcv()
3445 (combined->icmp6.icmp6_type != NDISC_NEIGHBOUR_SOLICITATION && in bond_na_rcv()
3446 combined->icmp6.icmp6_type != NDISC_NEIGHBOUR_ADVERTISEMENT)) in bond_na_rcv()
3449 saddr = &combined->ip6.saddr; in bond_na_rcv()
3450 daddr = &combined->ip6.daddr; in bond_na_rcv()
3452 slave_dbg(bond->dev, slave->dev, "%s: %s/%d av %d sv %d sip %pI6c tip %pI6c\n", in bond_na_rcv()
3453 __func__, slave->dev->name, bond_slave_state(slave), in bond_na_rcv()
3454 bond->params.arp_validate, slave_do_arp_validate(bond, slave), in bond_na_rcv()
3457 curr_active_slave = rcu_dereference(bond->curr_active_slave); in bond_na_rcv()
3458 curr_arp_slave = rcu_dereference(bond->current_arp_slave); in bond_na_rcv()
3467 curr_active_slave->last_link_up)) in bond_na_rcv()
3482 bool is_ipv6 = skb->protocol == __cpu_to_be16(ETH_P_IPV6); in bond_rcv_validate()
3484 bool is_arp = skb->protocol == __cpu_to_be16(ETH_P_ARP); in bond_rcv_validate()
3486 slave_dbg(bond->dev, slave->dev, "%s: skb->dev %s\n", in bond_rcv_validate()
3487 __func__, skb->dev->name); in bond_rcv_validate()
3496 slave->last_rx = jiffies; in bond_rcv_validate()
3518 * (last_act - arp_interval) <= jiffies <= (last_act + mod * arp_interval +
3524 int delta_in_ticks = msecs_to_jiffies(bond->params.arp_interval); in bond_time_in_interval()
3527 last_act - delta_in_ticks, in bond_time_in_interval()
3533 * is used in load-balancing mode. if the adapter has been dormant, then an
3548 oldcurrent = rcu_dereference(bond->curr_active_slave); in bond_loadbalance_arp_mon()
3551 * the picture unless it is null. also, slave->last_link_up is not in bond_loadbalance_arp_mon()
3562 if (slave->link != BOND_LINK_UP) { in bond_loadbalance_arp_mon()
3564 bond_time_in_interval(bond, slave->last_rx, 1)) { in bond_loadbalance_arp_mon()
3569 /* primary_slave has no meaning in round-robin in bond_loadbalance_arp_mon()
3575 slave_info(bond->dev, slave->dev, "link status definitely up\n"); in bond_loadbalance_arp_mon()
3578 slave_info(bond->dev, slave->dev, "interface is now up\n"); in bond_loadbalance_arp_mon()
3582 /* slave->link == BOND_LINK_UP */ in bond_loadbalance_arp_mon()
3588 if (!bond_time_in_interval(bond, last_tx, bond->params.missed_max) || in bond_loadbalance_arp_mon()
3589 !bond_time_in_interval(bond, slave->last_rx, bond->params.missed_max)) { in bond_loadbalance_arp_mon()
3594 if (slave->link_failure_count < UINT_MAX) in bond_loadbalance_arp_mon()
3595 slave->link_failure_count++; in bond_loadbalance_arp_mon()
3597 slave_info(bond->dev, slave->dev, "interface is now down\n"); in bond_loadbalance_arp_mon()
3604 /* note: if switch is in round-robin mode, all links in bond_loadbalance_arp_mon()
3605 * must tx arp to ensure all links rx an arp - otherwise in bond_loadbalance_arp_mon()
3608 * do - all replies will be rx'ed on same link causing slaves in bond_loadbalance_arp_mon()
3622 if (slave->link_new_state != BOND_LINK_NOCHANGE) in bond_loadbalance_arp_mon()
3623 slave->link = slave->link_new_state; in bond_loadbalance_arp_mon()
3640 if (bond->params.arp_interval) in bond_loadbalance_arp_mon()
3641 queue_delayed_work(bond->wq, &bond->arp_work, in bond_loadbalance_arp_mon()
3642 msecs_to_jiffies(bond->params.arp_interval)); in bond_loadbalance_arp_mon()
3645 /* Called to inspect slaves for active-backup mode ARP monitor link state
3663 if (slave->link != BOND_LINK_UP) { in bond_ab_arp_inspect()
3667 } else if (slave->link == BOND_LINK_BACK) { in bond_ab_arp_inspect()
3678 if (bond_time_in_interval(bond, slave->last_link_up, 2)) in bond_ab_arp_inspect()
3682 * - No current_arp_slave AND in bond_ab_arp_inspect()
3683 * - more than (missed_max+1)*delta since last receive AND in bond_ab_arp_inspect()
3684 * - the bond has an IP address in bond_ab_arp_inspect()
3686 * Note: a non-null current_arp_slave indicates in bond_ab_arp_inspect()
3689 * we only take the curr_active_slave down - this in bond_ab_arp_inspect()
3694 !rcu_access_pointer(bond->current_arp_slave) && in bond_ab_arp_inspect()
3695 !bond_time_in_interval(bond, last_rx, bond->params.missed_max + 1)) { in bond_ab_arp_inspect()
3701 * - more than missed_max*delta since transmitting OR in bond_ab_arp_inspect()
3702 * - (more than missed_max*delta since receive AND in bond_ab_arp_inspect()
3707 (!bond_time_in_interval(bond, last_tx, bond->params.missed_max) || in bond_ab_arp_inspect()
3708 !bond_time_in_interval(bond, last_rx, bond->params.missed_max))) { in bond_ab_arp_inspect()
3718 * active-backup mode ARP monitor.
3730 switch (slave->link_new_state) { in bond_ab_arp_commit()
3736 if (rtnl_dereference(bond->curr_active_slave) != slave || in bond_ab_arp_commit()
3737 (!rtnl_dereference(bond->curr_active_slave) && in bond_ab_arp_commit()
3741 current_arp_slave = rtnl_dereference(bond->current_arp_slave); in bond_ab_arp_commit()
3748 RCU_INIT_POINTER(bond->current_arp_slave, NULL); in bond_ab_arp_commit()
3751 slave_info(bond->dev, slave->dev, "link status definitely up\n"); in bond_ab_arp_commit()
3753 if (!rtnl_dereference(bond->curr_active_slave) || in bond_ab_arp_commit()
3754 slave == rtnl_dereference(bond->primary_slave) || in bond_ab_arp_commit()
3755 slave->prio > rtnl_dereference(bond->curr_active_slave)->prio) in bond_ab_arp_commit()
3763 if (slave->link_failure_count < UINT_MAX) in bond_ab_arp_commit()
3764 slave->link_failure_count++; in bond_ab_arp_commit()
3771 slave_info(bond->dev, slave->dev, "link status definitely down, disabling slave\n"); in bond_ab_arp_commit()
3773 if (slave == rtnl_dereference(bond->curr_active_slave)) { in bond_ab_arp_commit()
3774 RCU_INIT_POINTER(bond->current_arp_slave, NULL); in bond_ab_arp_commit()
3789 if (rtnl_dereference(bond->curr_active_slave)) in bond_ab_arp_commit()
3790 RCU_INIT_POINTER(bond->current_arp_slave, NULL); in bond_ab_arp_commit()
3794 slave_err(bond->dev, slave->dev, in bond_ab_arp_commit()
3796 slave->link_new_state); in bond_ab_arp_commit()
3810 /* Send ARP probes for active-backup mode ARP monitor.
3817 *curr_arp_slave = rcu_dereference(bond->current_arp_slave), in bond_ab_arp_probe()
3818 *curr_active_slave = rcu_dereference(bond->curr_active_slave); in bond_ab_arp_probe()
3824 netdev_info(bond->dev, "PROBE: c_arp %s && cas %s BAD\n", in bond_ab_arp_probe()
3825 curr_arp_slave->dev->name, in bond_ab_arp_probe()
3826 curr_active_slave->dev->name); in bond_ab_arp_probe()
3851 * mark it down - this can happen if we have in bond_ab_arp_probe()
3857 if (!bond_slave_is_up(slave) && slave->link == BOND_LINK_UP) { in bond_ab_arp_probe()
3860 if (slave->link_failure_count < UINT_MAX) in bond_ab_arp_probe()
3861 slave->link_failure_count++; in bond_ab_arp_probe()
3866 slave_info(bond->dev, slave->dev, "backup interface is now down\n"); in bond_ab_arp_probe()
3882 new_slave->last_link_up = jiffies; in bond_ab_arp_probe()
3883 rcu_assign_pointer(bond->current_arp_slave, new_slave); in bond_ab_arp_probe()
3887 if (slave->should_notify || slave->should_notify_link) { in bond_ab_arp_probe()
3901 delta_in_ticks = msecs_to_jiffies(bond->params.arp_interval); in bond_activebackup_arp_mon()
3930 if (bond->params.arp_interval) in bond_activebackup_arp_mon()
3931 queue_delayed_work(bond->wq, &bond->arp_work, delta_in_ticks); in bond_activebackup_arp_mon()
3938 bond->send_peer_notif--; in bond_activebackup_arp_mon()
3940 bond->dev); in bond_activebackup_arp_mon()
3962 /*-------------------------- netdev event handling --------------------------*/
4017 bond_dev = slave->bond->dev; in bond_slave_netdev_event()
4018 bond = slave->bond; in bond_slave_netdev_event()
4019 primary = rtnl_dereference(bond->primary_slave); in bond_slave_netdev_event()
4025 if (bond_dev->type != ARPHRD_ETHER) in bond_slave_netdev_event()
4034 * in weird state. Mark it as link-fail if the link was in bond_slave_netdev_event()
4035 * previously up or link-down if it hasn't yet come up, and in bond_slave_netdev_event()
4036 * let link-monitoring (miimon) set it right when correct in bond_slave_netdev_event()
4041 if (slave->last_link_up) in bond_slave_netdev_event()
4042 slave->link = BOND_LINK_FAIL; in bond_slave_netdev_event()
4044 slave->link = BOND_LINK_DOWN; in bond_slave_netdev_event()
4051 /* Refresh slave-array if applicable! in bond_slave_netdev_event()
4052 * If the setup does not use miimon or arpmon (mode-specific!), in bond_slave_netdev_event()
4053 * then these events will not cause the slave-array to be in bond_slave_netdev_event()
4065 * an active-backup bond, slaves need in bond_slave_netdev_event()
4078 !bond->params.primary[0]) in bond_slave_netdev_event()
4082 /* slave's name changed - he's no longer primary */ in bond_slave_netdev_event()
4083 RCU_INIT_POINTER(bond->primary_slave, NULL); in bond_slave_netdev_event()
4084 } else if (!strcmp(slave_dev->name, bond->params.primary)) { in bond_slave_netdev_event()
4086 rcu_assign_pointer(bond->primary_slave, slave); in bond_slave_netdev_event()
4087 } else { /* we didn't change primary - exit */ in bond_slave_netdev_event()
4091 netdev_info(bond->dev, "Primary slave changed to %s, reselecting active slave\n", in bond_slave_netdev_event()
4092 primary ? slave_dev->name : "none"); in bond_slave_netdev_event()
4099 if (!bond->notifier_ctx) { in bond_slave_netdev_event()
4100 bond->notifier_ctx = true; in bond_slave_netdev_event()
4102 bond->notifier_ctx = false; in bond_slave_netdev_event()
4107 call_netdevice_notifiers(event, slave->bond->dev); in bond_slave_netdev_event()
4134 if (!(event_dev->priv_flags & IFF_BONDING)) in bond_netdev_event()
4137 if (event_dev->flags & IFF_MASTER) { in bond_netdev_event()
4145 if (event_dev->flags & IFF_SLAVE) in bond_netdev_event()
4155 /*---------------------------- Hashing Policies -----------------------------*/
4166 return skb->data; in bond_pull_data()
4181 return ep->h_dest[5] ^ ep->h_source[5] ^ be16_to_cpu(ep->h_proto); in bond_eth_hash()
4197 *nhoff += iph->ihl << 2; in bond_flow_ip()
4199 *ip_proto = iph->protocol; in bond_flow_ip()
4208 *ip_proto = iph6->nexthdr; in bond_flow_ip()
4214 fk->ports.ports = skb_flow_get_ports(skb, *nhoff, *ip_proto, data, hlen); in bond_flow_ip()
4232 srcmac_vendor = (srcmac_vendor << 8) | mac_hdr->h_source[i]; in bond_vlan_srcmac_hash()
4235 srcmac_dev = (srcmac_dev << 8) | mac_hdr->h_source[i]; in bond_vlan_srcmac_hash()
4247 bool l34 = bond->params.xmit_policy == BOND_XMIT_POLICY_LAYER34; in bond_flow_dissect()
4248 int ip_proto = -1; in bond_flow_dissect()
4250 switch (bond->params.xmit_policy) { in bond_flow_dissect()
4260 fk->ports.ports = 0; in bond_flow_dissect()
4261 memset(&fk->icmp, 0, sizeof(fk->icmp)); in bond_flow_dissect()
4271 skb_flow_get_icmp_tci(skb, &fk->icmp, data, nhoff, hlen); in bond_flow_dissect()
4273 if (!icmp_is_err(fk->icmp.type)) in bond_flow_dissect()
4278 if (!icmpv6_is_err(fk->icmp.type)) in bond_flow_dissect()
4306 * known to be linear (e.g. with xdp_buff).
4314 if (bond->params.xmit_policy == BOND_XMIT_POLICY_VLAN_SRCMAC) in __bond_xmit_hash()
4317 if (bond->params.xmit_policy == BOND_XMIT_POLICY_LAYER2 || in __bond_xmit_hash()
4321 if (bond->params.xmit_policy == BOND_XMIT_POLICY_LAYER23 || in __bond_xmit_hash()
4322 bond->params.xmit_policy == BOND_XMIT_POLICY_ENCAP23) { in __bond_xmit_hash()
4331 return bond_ip_hash(hash, &flow, bond->params.xmit_policy); in __bond_xmit_hash()
4335 * bond_xmit_hash - generate a hash value based on the xmit policy
4344 if (bond->params.xmit_policy == BOND_XMIT_POLICY_ENCAP34 && in bond_xmit_hash()
4345 skb->l4_hash) in bond_xmit_hash()
4346 return skb->hash; in bond_xmit_hash()
4348 return __bond_xmit_hash(bond, skb, skb->data, skb->protocol, in bond_xmit_hash()
4354 * bond_xmit_hash_xdp - generate a hash value based on the xmit policy
4364 if (xdp->data + sizeof(struct ethhdr) > xdp->data_end) in bond_xmit_hash_xdp()
4367 eth = (struct ethhdr *)xdp->data; in bond_xmit_hash_xdp()
4369 return __bond_xmit_hash(bond, NULL, xdp->data, eth->h_proto, 0, in bond_xmit_hash_xdp()
4370 sizeof(struct ethhdr), xdp->data_end - xdp->data); in bond_xmit_hash_xdp()
4373 /*-------------------------- Device entry points ----------------------------*/
4377 INIT_DELAYED_WORK(&bond->mcast_work, in bond_work_init_all()
4379 INIT_DELAYED_WORK(&bond->alb_work, bond_alb_monitor); in bond_work_init_all()
4380 INIT_DELAYED_WORK(&bond->mii_work, bond_mii_monitor); in bond_work_init_all()
4381 INIT_DELAYED_WORK(&bond->arp_work, bond_arp_monitor); in bond_work_init_all()
4382 INIT_DELAYED_WORK(&bond->ad_work, bond_3ad_state_machine_handler); in bond_work_init_all()
4383 INIT_DELAYED_WORK(&bond->slave_arr_work, bond_slave_arr_handler); in bond_work_init_all()
4388 cancel_delayed_work_sync(&bond->mii_work); in bond_work_cancel_all()
4389 cancel_delayed_work_sync(&bond->arp_work); in bond_work_cancel_all()
4390 cancel_delayed_work_sync(&bond->alb_work); in bond_work_cancel_all()
4391 cancel_delayed_work_sync(&bond->ad_work); in bond_work_cancel_all()
4392 cancel_delayed_work_sync(&bond->mcast_work); in bond_work_cancel_all()
4393 cancel_delayed_work_sync(&bond->slave_arr_work); in bond_work_cancel_all()
4402 if (BOND_MODE(bond) == BOND_MODE_ROUNDROBIN && !bond->rr_tx_counter) { in bond_open()
4403 bond->rr_tx_counter = alloc_percpu(u32); in bond_open()
4404 if (!bond->rr_tx_counter) in bond_open()
4405 return -ENOMEM; in bond_open()
4408 /* reset slave->backup and slave->inactive */ in bond_open()
4412 slave != rcu_access_pointer(bond->curr_active_slave)) { in bond_open()
4427 return -ENOMEM; in bond_open()
4428 if (bond->params.tlb_dynamic_lb || BOND_MODE(bond) == BOND_MODE_ALB) in bond_open()
4429 queue_delayed_work(bond->wq, &bond->alb_work, 0); in bond_open()
4432 if (bond->params.miimon) /* link check interval, in milliseconds. */ in bond_open()
4433 queue_delayed_work(bond->wq, &bond->mii_work, 0); in bond_open()
4435 if (bond->params.arp_interval) { /* arp interval, in milliseconds. */ in bond_open()
4436 queue_delayed_work(bond->wq, &bond->arp_work, 0); in bond_open()
4437 bond->recv_probe = bond_rcv_validate; in bond_open()
4441 queue_delayed_work(bond->wq, &bond->ad_work, 0); in bond_open()
4443 bond->recv_probe = bond_3ad_lacpdu_recv; in bond_open()
4447 dev_mc_add(slave->dev, lacpdu_mcast_addr); in bond_open()
4462 bond->send_peer_notif = 0; in bond_close()
4465 bond->recv_probe = NULL; in bond_close()
4469 slave = rcu_dereference(bond->curr_active_slave); in bond_close()
4471 bond_hw_addr_flush(bond_dev, slave->dev); in bond_close()
4477 bond_hw_addr_flush(bond_dev, slave->dev); in bond_close()
4498 s64 delta = nv - ov; in bond_fold_stats()
4502 delta = (s64)(s32)((u32)nv - (u32)ov); in bond_fold_stats()
4520 iter = &dev->adj_list.lower; in bond_get_lowest_level_rcu()
4530 niter = &ldev->adj_list.lower; in bond_get_lowest_level_rcu()
4541 next = dev_stack[--cur]; in bond_get_lowest_level_rcu()
4568 spin_lock_nested(&bond->stats_lock, nest_level); in bond_get_stats()
4569 memcpy(stats, &bond->bond_stats, sizeof(*stats)); in bond_get_stats()
4573 dev_get_stats(slave->dev, &temp); in bond_get_stats()
4575 bond_fold_stats(stats, new, &slave->slave_stats); in bond_get_stats()
4578 memcpy(&slave->slave_stats, new, sizeof(*new)); in bond_get_stats()
4581 memcpy(&bond->bond_stats, stats, sizeof(*stats)); in bond_get_stats()
4582 spin_unlock(&bond->stats_lock); in bond_get_stats()
4589 struct mii_ioctl_data *mii = NULL; in bond_eth_ioctl() local
4595 mii = if_mii(ifr); in bond_eth_ioctl()
4596 if (!mii) in bond_eth_ioctl()
4597 return -EINVAL; in bond_eth_ioctl()
4599 mii->phy_id = 0; in bond_eth_ioctl()
4605 mii = if_mii(ifr); in bond_eth_ioctl()
4606 if (!mii) in bond_eth_ioctl()
4607 return -EINVAL; in bond_eth_ioctl()
4609 if (mii->reg_num == 1) { in bond_eth_ioctl()
4610 mii->val_out = 0; in bond_eth_ioctl()
4611 if (netif_carrier_ok(bond->dev)) in bond_eth_ioctl()
4612 mii->val_out = BMSR_LSTATUS; in bond_eth_ioctl()
4617 return -EOPNOTSUPP; in bond_eth_ioctl()
4639 u_binfo = (struct ifbond __user *)ifr->ifr_data; in bond_do_ioctl()
4642 return -EFAULT; in bond_do_ioctl()
4646 return -EFAULT; in bond_do_ioctl()
4650 u_sinfo = (struct ifslave __user *)ifr->ifr_data; in bond_do_ioctl()
4653 return -EFAULT; in bond_do_ioctl()
4658 return -EFAULT; in bond_do_ioctl()
4667 if (!ns_capable(net->user_ns, CAP_NET_ADMIN)) in bond_do_ioctl()
4668 return -EPERM; in bond_do_ioctl()
4670 slave_dev = __dev_get_by_name(net, ifr->ifr_slave); in bond_do_ioctl()
4675 return -ENODEV; in bond_do_ioctl()
4688 bond_opt_initstr(&newval, slave_dev->name); in bond_do_ioctl()
4693 res = -EOPNOTSUPP; in bond_do_ioctl()
4719 return -EOPNOTSUPP; in bond_siocdevprivate()
4728 bond_dev->flags & IFF_PROMISC ? 1 : -1); in bond_change_rx_flags()
4732 bond_dev->flags & IFF_ALLMULTI ? 1 : -1); in bond_change_rx_flags()
4743 slave = rcu_dereference(bond->curr_active_slave); in bond_set_rx_mode()
4745 dev_uc_sync(slave->dev, bond_dev); in bond_set_rx_mode()
4746 dev_mc_sync(slave->dev, bond_dev); in bond_set_rx_mode()
4750 dev_uc_sync_multiple(slave->dev, bond_dev); in bond_set_rx_mode()
4751 dev_mc_sync_multiple(slave->dev, bond_dev); in bond_set_rx_mode()
4759 struct bonding *bond = netdev_priv(n->dev); in bond_neigh_init()
4769 slave_ops = slave->dev->netdev_ops; in bond_neigh_init()
4770 if (!slave_ops->ndo_neigh_setup) in bond_neigh_init()
4782 ret = slave_ops->ndo_neigh_setup(slave->dev, &parms); in bond_neigh_init()
4799 * underlying devices. In that case - do nothing, we're already set up from
4806 if (parms->dev == dev) in bond_neigh_setup()
4807 parms->neigh_setup = bond_neigh_init; in bond_neigh_setup()
4823 slave_dbg(bond_dev, slave->dev, "s %p c_m %p\n", in bond_change_mtu()
4824 slave, slave->dev->netdev_ops->ndo_change_mtu); in bond_change_mtu()
4826 res = dev_set_mtu(slave->dev, new_mtu); in bond_change_mtu()
4837 slave_dbg(bond_dev, slave->dev, "err %d setting mtu to %d\n", in bond_change_mtu()
4843 WRITE_ONCE(bond_dev->mtu, new_mtu); in bond_change_mtu()
4855 tmp_res = dev_set_mtu(rollback_slave->dev, bond_dev->mtu); in bond_change_mtu()
4857 slave_dbg(bond_dev, rollback_slave->dev, "unwind err %d\n", in bond_change_mtu()
4887 if (bond->params.fail_over_mac && in bond_set_mac_address()
4891 if (!is_valid_ether_addr(ss->__data)) in bond_set_mac_address()
4892 return -EADDRNOTAVAIL; in bond_set_mac_address()
4895 slave_dbg(bond_dev, slave->dev, "%s: slave=%p\n", in bond_set_mac_address()
4897 res = dev_set_mac_address(slave->dev, addr, NULL); in bond_set_mac_address()
4905 slave_dbg(bond_dev, slave->dev, "%s: err %d\n", in bond_set_mac_address()
4912 dev_addr_set(bond_dev, ss->__data); in bond_set_mac_address()
4916 memcpy(tmp_ss.__data, bond_dev->dev_addr, bond_dev->addr_len); in bond_set_mac_address()
4917 tmp_ss.ss_family = bond_dev->type; in bond_set_mac_address()
4926 tmp_res = dev_set_mac_address(rollback_slave->dev, in bond_set_mac_address()
4929 slave_dbg(bond_dev, rollback_slave->dev, "%s: unwind err %d\n", in bond_set_mac_address()
4938 * bond_get_slave_by_id - get xmit slave with slave_id
4940 * @slave_id: slave id up to slave_cnt-1 through which to transmit
4954 if (--i < 0) { in bond_get_slave_by_id()
4963 if (--i < 0) in bond_get_slave_by_id()
4973 * bond_rr_gen_slave_id - generate slave id based on packets_per_slave
4984 int packets_per_slave = bond->params.packets_per_slave; in bond_rr_gen_slave_id()
4991 slave_id = this_cpu_inc_return(*bond->rr_tx_counter); in bond_rr_gen_slave_id()
4995 bond->params.reciprocal_packets_per_slave; in bond_rr_gen_slave_id()
4996 slave_id = this_cpu_inc_return(*bond->rr_tx_counter); in bond_rr_gen_slave_id()
5018 if (skb->protocol == htons(ETH_P_IP)) { in bond_xmit_roundrobin_slave_get()
5026 if (iph->protocol == IPPROTO_IGMP) { in bond_xmit_roundrobin_slave_get()
5027 slave = rcu_dereference(bond->curr_active_slave); in bond_xmit_roundrobin_slave_get()
5035 slave_cnt = READ_ONCE(bond->slave_cnt); in bond_xmit_roundrobin_slave_get()
5050 void *data = xdp->data; in bond_xdp_xmit_roundrobin_slave_get()
5052 if (data + sizeof(struct ethhdr) > xdp->data_end) in bond_xdp_xmit_roundrobin_slave_get()
5059 if (eth->h_proto == htons(ETH_P_IP)) { in bond_xdp_xmit_roundrobin_slave_get()
5062 if (data + sizeof(struct iphdr) > xdp->data_end) in bond_xdp_xmit_roundrobin_slave_get()
5067 if (iph->protocol == IPPROTO_IGMP) { in bond_xdp_xmit_roundrobin_slave_get()
5068 slave = rcu_dereference(bond->curr_active_slave); in bond_xdp_xmit_roundrobin_slave_get()
5076 slave_cnt = READ_ONCE(bond->slave_cnt); in bond_xdp_xmit_roundrobin_slave_get()
5092 return bond_dev_queue_xmit(bond, skb, slave->dev); in bond_xmit_roundrobin()
5099 return rcu_dereference(bond->curr_active_slave); in bond_xmit_activebackup_slave_get()
5102 /* In active-backup mode, we know that bond->curr_active_slave is always valid if
5113 return bond_dev_queue_xmit(bond, skb, slave->dev); in bond_xmit_activebackup()
5124 queue_delayed_work(bond->wq, &bond->slave_arr_work, delay); in bond_slave_arr_work_rearm()
5160 * this to-be-skipped slave to send a packet out. in bond_skip_slave()
5162 for (idx = 0; slaves && idx < slaves->count; idx++) { in bond_skip_slave()
5163 if (skipslave == slaves->arr[idx]) { in bond_skip_slave()
5164 slaves->arr[idx] = in bond_skip_slave()
5165 slaves->arr[slaves->count - 1]; in bond_skip_slave()
5166 slaves->count--; in bond_skip_slave()
5178 usable = rtnl_dereference(bond->usable_slaves); in bond_set_slave_arr()
5179 rcu_assign_pointer(bond->usable_slaves, usable_slaves); in bond_set_slave_arr()
5182 all = rtnl_dereference(bond->all_slaves); in bond_set_slave_arr()
5183 rcu_assign_pointer(bond->all_slaves, all_slaves); in bond_set_slave_arr()
5192 /* Build the usable slaves array in control path for modes that use xmit-hash
5193 * to determine the slave interface -
5211 bond->slave_cnt), GFP_KERNEL); in bond_update_slave_arr()
5213 bond->slave_cnt), GFP_KERNEL); in bond_update_slave_arr()
5215 ret = -ENOMEM; in bond_update_slave_arr()
5221 spin_lock_bh(&bond->mode_lock); in bond_update_slave_arr()
5223 spin_unlock_bh(&bond->mode_lock); in bond_update_slave_arr()
5231 spin_unlock_bh(&bond->mode_lock); in bond_update_slave_arr()
5238 all_slaves->arr[all_slaves->count++] = slave; in bond_update_slave_arr()
5242 agg = SLAVE_AD_INFO(slave)->port.aggregator; in bond_update_slave_arr()
5243 if (!agg || agg->aggregator_identifier != agg_id) in bond_update_slave_arr()
5249 slave_dbg(bond->dev, slave->dev, "Adding slave to tx hash array[%d]\n", in bond_update_slave_arr()
5250 usable_slaves->count); in bond_update_slave_arr()
5252 usable_slaves->arr[usable_slaves->count++] = slave; in bond_update_slave_arr()
5259 bond_skip_slave(rtnl_dereference(bond->all_slaves), in bond_update_slave_arr()
5261 bond_skip_slave(rtnl_dereference(bond->usable_slaves), in bond_update_slave_arr()
5279 count = slaves ? READ_ONCE(slaves->count) : 0; in bond_xmit_3ad_xor_slave_get()
5283 slave = slaves->arr[hash % count]; in bond_xmit_3ad_xor_slave_get()
5295 slaves = rcu_dereference(bond->usable_slaves); in bond_xdp_xmit_3ad_xor_slave_get()
5296 count = slaves ? READ_ONCE(slaves->count) : 0; in bond_xdp_xmit_3ad_xor_slave_get()
5300 return slaves->arr[hash % count]; in bond_xdp_xmit_3ad_xor_slave_get()
5314 slaves = rcu_dereference(bond->usable_slaves); in bond_3ad_xor_xmit()
5317 return bond_dev_queue_xmit(bond, skb, slave->dev); in bond_3ad_xor_xmit()
5335 if (!(bond_slave_is_up(slave) && slave->link == BOND_LINK_UP)) in bond_xmit_broadcast()
5345 bond_dev->name, __func__); in bond_xmit_broadcast()
5350 if (bond_dev_queue_xmit(bond, skb2, slave->dev) == NETDEV_TX_OK) in bond_xmit_broadcast()
5364 /*------------------------- Device initialization ---------------------------*/
5378 if (READ_ONCE(slave->queue_id) == skb_get_queue_mapping(skb)) { in bond_slave_override()
5380 slave->link == BOND_LINK_UP) { in bond_slave_override()
5381 bond_dev_queue_xmit(bond, skb, slave->dev); in bond_slave_override()
5404 qdisc_skb_cb(skb)->slave_dev_queue_mapping = skb_get_queue_mapping(skb); in bond_select_queue()
5406 if (unlikely(txq >= dev->real_num_tx_queues)) { in bond_select_queue()
5408 txq -= dev->real_num_tx_queues; in bond_select_queue()
5409 } while (txq >= dev->real_num_tx_queues); in bond_select_queue()
5432 slaves = rcu_dereference(bond->all_slaves); in bond_xmit_get_slave()
5434 slaves = rcu_dereference(bond->usable_slaves); in bond_xmit_get_slave()
5452 return slave->dev; in bond_xmit_get_slave()
5458 switch (sk->sk_family) { in bond_sk_to_flow()
5462 ipv6_addr_type(&sk->sk_v6_daddr) != IPV6_ADDR_MAPPED) { in bond_sk_to_flow()
5463 flow->control.addr_type = FLOW_DISSECTOR_KEY_IPV6_ADDRS; in bond_sk_to_flow()
5464 flow->addrs.v6addrs.src = inet6_sk(sk)->saddr; in bond_sk_to_flow()
5465 flow->addrs.v6addrs.dst = sk->sk_v6_daddr; in bond_sk_to_flow()
5471 flow->control.addr_type = FLOW_DISSECTOR_KEY_IPV4_ADDRS; in bond_sk_to_flow()
5472 flow->addrs.v4addrs.src = inet_sk(sk)->inet_rcv_saddr; in bond_sk_to_flow()
5473 flow->addrs.v4addrs.dst = inet_sk(sk)->inet_daddr; in bond_sk_to_flow()
5477 flow->ports.src = inet_sk(sk)->inet_sport; in bond_sk_to_flow()
5478 flow->ports.dst = inet_sk(sk)->inet_dport; in bond_sk_to_flow()
5482 * bond_sk_hash_l34 - generate a hash value based on the socket's L3 and L4 fields
5510 slaves = rcu_dereference(bond->usable_slaves); in __bond_sk_get_lower_dev()
5511 count = slaves ? READ_ONCE(slaves->count) : 0; in __bond_sk_get_lower_dev()
5516 slave = slaves->arr[hash % count]; in __bond_sk_get_lower_dev()
5518 return slave->dev; in __bond_sk_get_lower_dev()
5539 struct net_device *tls_netdev = rcu_dereference(tls_get_ctx(skb->sk)->netdev); in bond_tls_device_xmit()
5637 return slave->dev; in bond_xdp_get_xmit_slave()
5645 int nxmit, err = -ENXIO; in bond_xdp_xmit()
5659 err = -ENXIO; in bond_xdp_xmit()
5663 err = slave_dev->netdev_ops->ndo_xdp_xmit(slave_dev, 1, frames1, flags); in bond_xdp_xmit()
5699 return -EOPNOTSUPP; in bond_xdp_set()
5702 old_prog = bond->xdp_prog; in bond_xdp_set()
5703 bond->xdp_prog = prog; in bond_xdp_set()
5706 struct net_device *slave_dev = slave->dev; in bond_xdp_set()
5708 if (!slave_dev->netdev_ops->ndo_bpf || in bond_xdp_set()
5709 !slave_dev->netdev_ops->ndo_xdp_xmit) { in bond_xdp_set()
5712 err = -EOPNOTSUPP; in bond_xdp_set()
5719 err = -EOPNOTSUPP; in bond_xdp_set()
5744 bond->xdp_prog = old_prog; in bond_xdp_set()
5749 struct net_device *slave_dev = rollback_slave->dev; in bond_xdp_set()
5767 switch (xdp->command) { in bond_xdp()
5769 return bond_xdp_set(dev, xdp->prog, xdp->extack); in bond_xdp()
5771 return -EINVAL; in bond_xdp()
5778 speed = slave->speed; in bond_mode_bcast_speed()
5780 speed = min(speed, slave->speed); in bond_mode_bcast_speed()
5788 struct ifreq *ifr = kernel_cfg->ifr; in bond_set_phc_index_flag()
5791 if (kernel_cfg->copied_to_user) { in bond_set_phc_index_flag()
5793 if (copy_from_user(&cfg, ifr->ifr_data, sizeof(cfg))) in bond_set_phc_index_flag()
5794 return -EFAULT; in bond_set_phc_index_flag()
5797 if (copy_to_user(ifr->ifr_data, &cfg, sizeof(cfg))) in bond_set_phc_index_flag()
5798 return -EFAULT; in bond_set_phc_index_flag()
5800 kernel_cfg->flags |= HWTSTAMP_FLAG_BONDED_PHC_INDEX; in bond_set_phc_index_flag()
5815 return -EOPNOTSUPP; in bond_hwtstamp_get()
5832 if (!(cfg->flags & HWTSTAMP_FLAG_BONDED_PHC_INDEX)) in bond_hwtstamp_set()
5833 return -EOPNOTSUPP; in bond_hwtstamp_set()
5837 return -EOPNOTSUPP; in bond_hwtstamp_set()
5854 cmd->base.duplex = DUPLEX_UNKNOWN; in bond_ethtool_get_link_ksettings()
5855 cmd->base.port = PORT_OTHER; in bond_ethtool_get_link_ksettings()
5865 if (slave->speed != SPEED_UNKNOWN) { in bond_ethtool_get_link_ksettings()
5870 speed += slave->speed; in bond_ethtool_get_link_ksettings()
5872 if (cmd->base.duplex == DUPLEX_UNKNOWN && in bond_ethtool_get_link_ksettings()
5873 slave->duplex != DUPLEX_UNKNOWN) in bond_ethtool_get_link_ksettings()
5874 cmd->base.duplex = slave->duplex; in bond_ethtool_get_link_ksettings()
5877 cmd->base.speed = speed ? : SPEED_UNKNOWN; in bond_ethtool_get_link_ksettings()
5885 strscpy(drvinfo->driver, DRV_NAME, sizeof(drvinfo->driver)); in bond_ethtool_get_drvinfo()
5886 snprintf(drvinfo->fw_version, sizeof(drvinfo->fw_version), "%d", in bond_ethtool_get_drvinfo()
5912 ret = ethtool_get_ts_info_by_layer(slave->dev, &ts_info); in bond_ethtool_get_ts_info()
5925 info->so_timestamping |= SOF_TIMESTAMPING_TX_SOFTWARE; in bond_ethtool_get_ts_info()
5982 if (bond->wq) in bond_destructor()
5983 destroy_workqueue(bond->wq); in bond_destructor()
5985 free_percpu(bond->rr_tx_counter); in bond_destructor()
5992 spin_lock_init(&bond->mode_lock); in bond_setup()
5993 bond->params = bonding_defaults; in bond_setup()
5996 bond->dev = bond_dev; in bond_setup()
6000 bond_dev->max_mtu = ETH_MAX_MTU; in bond_setup()
6001 bond_dev->netdev_ops = &bond_netdev_ops; in bond_setup()
6002 bond_dev->ethtool_ops = &bond_ethtool_ops; in bond_setup()
6004 bond_dev->needs_free_netdev = true; in bond_setup()
6005 bond_dev->priv_destructor = bond_destructor; in bond_setup()
6010 bond_dev->flags |= IFF_MASTER; in bond_setup()
6011 bond_dev->priv_flags |= IFF_BONDING | IFF_UNICAST_FLT | IFF_NO_QUEUE; in bond_setup()
6012 bond_dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING); in bond_setup()
6015 /* set up xfrm device ops (only supported in active-backup right now) */ in bond_setup()
6016 bond_dev->xfrmdev_ops = &bond_xfrmdev_ops; in bond_setup()
6017 INIT_LIST_HEAD(&bond->ipsec_list); in bond_setup()
6018 mutex_init(&bond->ipsec_lock); in bond_setup()
6022 bond_dev->lltx = true; in bond_setup()
6025 bond_dev->netns_immutable = true; in bond_setup()
6034 bond_dev->hw_features = BOND_VLAN_FEATURES | in bond_setup()
6040 bond_dev->hw_features |= NETIF_F_GSO_ENCAP_ALL; in bond_setup()
6041 bond_dev->features |= bond_dev->hw_features; in bond_setup()
6042 bond_dev->features |= NETIF_F_HW_VLAN_CTAG_TX | NETIF_F_HW_VLAN_STAG_TX; in bond_setup()
6043 bond_dev->features |= NETIF_F_GSO_PARTIAL; in bond_setup()
6045 bond_dev->hw_features |= BOND_XFRM_FEATURES; in bond_setup()
6046 /* Only enable XFRM features if this is an active-backup config */ in bond_setup()
6048 bond_dev->features |= BOND_XFRM_FEATURES; in bond_setup()
6065 __bond_release_one(bond_dev, slave->dev, true, true); in bond_uninit()
6069 mutex_destroy(&bond->ipsec_lock); in bond_uninit()
6074 list_del_rcu(&bond->bond_list); in bond_uninit()
6079 /*------------------------- Module initialization ---------------------------*/
6102 return -EINVAL; in bond_check_params()
6104 bond_mode = valptr->value; in bond_check_params()
6120 return -EINVAL; in bond_check_params()
6122 xmit_hashtype = valptr->value; in bond_check_params()
6137 return -EINVAL; in bond_check_params()
6139 lacp_fast = valptr->value; in bond_check_params()
6149 return -EINVAL; in bond_check_params()
6151 params->ad_select = valptr->value; in bond_check_params()
6155 params->ad_select = BOND_AD_STABLE; in bond_check_params()
6159 …pr_warn("Warning: max_bonds (%d) not in range %d-%d, so it was reset to BOND_DEFAULT_MAX_BONDS (%d… in bond_check_params()
6165 pr_warn("Warning: miimon module parameter (%d), not in range 0-%d, so it was reset to 0\n", in bond_check_params()
6171 pr_warn("Warning: updelay module parameter (%d), not in range 0-%d, so it was reset to 0\n", in bond_check_params()
6177 pr_warn("Warning: downdelay module parameter (%d), not in range 0-%d, so it was reset to 0\n", in bond_check_params()
6189 pr_warn("Warning: num_grat_arp/num_unsol_na (%d) not in range 0-255 so it was reset to 1\n", in bond_check_params()
6266 pr_warn("Warning: arp_interval module parameter (%d), not in range 0-%d, so it was reset to 0\n", in bond_check_params()
6276 if (!in4_pton(arp_ip_target[i], -1, (u8 *)&ip, -1, NULL) || in bond_check_params()
6282 if (bond_get_targets_ip(arp_target, ip) == -1) in bond_check_params()
6300 return -EINVAL; in bond_check_params()
6309 return -EINVAL; in bond_check_params()
6311 arp_validate_value = valptr->value; in bond_check_params()
6325 arp_all_targets_value = valptr->value; in bond_check_params()
6330 pr_info("MII link monitoring set to %d ms\n", miimon); in bond_check_params()
6335 arp_interval, valptr->string, arp_ip_count); in bond_check_params()
6365 return -EINVAL; in bond_check_params()
6367 primary_reselect_value = valptr->value; in bond_check_params()
6379 return -EINVAL; in bond_check_params()
6381 fail_over_mac_value = valptr->value; in bond_check_params()
6383 pr_warn("Warning: fail_over_mac only affects active-backup mode\n"); in bond_check_params()
6394 return -EINVAL; in bond_check_params()
6396 ad_actor_sys_prio = valptr->value; in bond_check_params()
6402 return -EINVAL; in bond_check_params()
6404 ad_user_port_key = valptr->value; in bond_check_params()
6410 return -EINVAL; in bond_check_params()
6412 tlb_dynamic_lb = valptr->value; in bond_check_params()
6421 params->mode = bond_mode; in bond_check_params()
6422 params->xmit_policy = xmit_hashtype; in bond_check_params()
6423 params->miimon = miimon; in bond_check_params()
6424 params->num_peer_notif = num_peer_notif; in bond_check_params()
6425 params->arp_interval = arp_interval; in bond_check_params()
6426 params->arp_validate = arp_validate_value; in bond_check_params()
6427 params->arp_all_targets = arp_all_targets_value; in bond_check_params()
6428 params->missed_max = 2; in bond_check_params()
6429 params->updelay = updelay; in bond_check_params()
6430 params->downdelay = downdelay; in bond_check_params()
6431 params->peer_notif_delay = 0; in bond_check_params()
6432 params->use_carrier = use_carrier; in bond_check_params()
6433 params->lacp_active = 1; in bond_check_params()
6434 params->lacp_fast = lacp_fast; in bond_check_params()
6435 params->primary[0] = 0; in bond_check_params()
6436 params->primary_reselect = primary_reselect_value; in bond_check_params()
6437 params->fail_over_mac = fail_over_mac_value; in bond_check_params()
6438 params->tx_queues = tx_queues; in bond_check_params()
6439 params->all_slaves_active = all_slaves_active; in bond_check_params()
6440 params->resend_igmp = resend_igmp; in bond_check_params()
6441 params->min_links = min_links; in bond_check_params()
6442 params->lp_interval = lp_interval; in bond_check_params()
6443 params->packets_per_slave = packets_per_slave; in bond_check_params()
6444 params->tlb_dynamic_lb = tlb_dynamic_lb; in bond_check_params()
6445 params->ad_actor_sys_prio = ad_actor_sys_prio; in bond_check_params()
6446 eth_zero_addr(params->ad_actor_system); in bond_check_params()
6447 params->ad_user_port_key = ad_user_port_key; in bond_check_params()
6448 params->coupled_control = 1; in bond_check_params()
6450 params->reciprocal_packets_per_slave = in bond_check_params()
6456 params->reciprocal_packets_per_slave = in bond_check_params()
6461 strscpy_pad(params->primary, primary, sizeof(params->primary)); in bond_check_params()
6463 memcpy(params->arp_targets, arp_target, sizeof(arp_target)); in bond_check_params()
6465 memset(params->ns_targets, 0, sizeof(struct in6_addr) * BOND_MAX_NS_TARGETS); in bond_check_params()
6479 bond->wq = alloc_ordered_workqueue("%s", WQ_MEM_RECLAIM, in bond_init()
6480 bond_dev->name); in bond_init()
6481 if (!bond->wq) in bond_init()
6482 return -ENOMEM; in bond_init()
6484 bond->notifier_ctx = false; in bond_init()
6486 spin_lock_init(&bond->stats_lock); in bond_init()
6489 list_add_tail_rcu(&bond->bond_list, &bn->dev_list); in bond_init()
6496 if (is_zero_ether_addr(bond_dev->dev_addr) && in bond_init()
6497 bond_dev->addr_assign_type == NET_ADDR_PERM) in bond_init()
6517 int res = -ENOMEM; in bond_create()
6529 bond_dev->rtnl_link_ops = &bond_link_ops; in bond_create()
6550 bn->net = net; in bond_net_init()
6551 INIT_LIST_HEAD(&bn->dev_list); in bond_net_init()
6581 list_for_each_entry_safe(bond, tmp_bond, &bn->dev_list, bond_list) in bond_net_exit_batch_rtnl()
6582 unregister_netdevice_queue(bond->dev, dev_kill_list); in bond_net_exit_batch_rtnl()