Lines Matching full:slave
21 * the first slave bonded to the channel. All slaves will then use
28 * will attach eth0 to bond0 as a slave. eth0 hw mac address will either
154 MODULE_PARM_DESC(primary_reselect, "Reselect primary slave "
159 "2 for only on active slave "
198 MODULE_PARM_DESC(packets_per_slave, "Packets to send per slave in balance-rr "
199 "mode; 0 for a random slave, 1 packet per "
200 "slave (default), >1 packets per slave.");
295 * @slave_dev: slave that is supposed to xmit this skbuff
347 * We don't protect the slave list iteration with a lock because:
372 struct slave *slave, *rollback_slave; in bond_vlan_rx_add_vid() local
376 bond_for_each_slave(bond, slave, iter) { in bond_vlan_rx_add_vid()
377 res = vlan_vid_add(slave->dev, proto, vid); in bond_vlan_rx_add_vid()
385 /* unwind to the slave that failed */ in bond_vlan_rx_add_vid()
387 if (rollback_slave == slave) in bond_vlan_rx_add_vid()
407 struct slave *slave; in bond_vlan_rx_kill_vid() local
409 bond_for_each_slave(bond, slave, iter) in bond_vlan_rx_kill_vid()
410 vlan_vid_del(slave->dev, proto, vid); in bond_vlan_rx_kill_vid()
432 struct slave *slave; in bond_ipsec_add_sa() local
440 slave = rcu_dereference(bond->curr_active_slave); in bond_ipsec_add_sa()
441 if (!slave) { in bond_ipsec_add_sa()
446 if (!slave->dev->xfrmdev_ops || in bond_ipsec_add_sa()
447 !slave->dev->xfrmdev_ops->xdo_dev_state_add || in bond_ipsec_add_sa()
448 netif_is_bond_master(slave->dev)) { in bond_ipsec_add_sa()
449 NL_SET_ERR_MSG_MOD(extack, "Slave does not support ipsec offload"); in bond_ipsec_add_sa()
459 xs->xso.real_dev = slave->dev; in bond_ipsec_add_sa()
461 err = slave->dev->xfrmdev_ops->xdo_dev_state_add(xs, extack); in bond_ipsec_add_sa()
479 struct slave *slave; in bond_ipsec_add_sa_all() local
482 slave = rcu_dereference(bond->curr_active_slave); in bond_ipsec_add_sa_all()
483 if (!slave) in bond_ipsec_add_sa_all()
486 if (!slave->dev->xfrmdev_ops || in bond_ipsec_add_sa_all()
487 !slave->dev->xfrmdev_ops->xdo_dev_state_add || in bond_ipsec_add_sa_all()
488 netif_is_bond_master(slave->dev)) { in bond_ipsec_add_sa_all()
491 slave_warn(bond_dev, slave->dev, in bond_ipsec_add_sa_all()
492 "%s: no slave xdo_dev_state_add\n", in bond_ipsec_add_sa_all()
500 ipsec->xs->xso.real_dev = slave->dev; in bond_ipsec_add_sa_all()
501 if (slave->dev->xfrmdev_ops->xdo_dev_state_add(ipsec->xs, NULL)) { in bond_ipsec_add_sa_all()
502 slave_warn(bond_dev, slave->dev, "%s: failed to add SA\n", __func__); in bond_ipsec_add_sa_all()
520 struct slave *slave; in bond_ipsec_del_sa() local
527 slave = rcu_dereference(bond->curr_active_slave); in bond_ipsec_del_sa()
529 if (!slave) in bond_ipsec_del_sa()
535 WARN_ON(xs->xso.real_dev != slave->dev); in bond_ipsec_del_sa()
537 if (!slave->dev->xfrmdev_ops || in bond_ipsec_del_sa()
538 !slave->dev->xfrmdev_ops->xdo_dev_state_delete || in bond_ipsec_del_sa()
539 netif_is_bond_master(slave->dev)) { in bond_ipsec_del_sa()
540 slave_warn(bond_dev, slave->dev, "%s: no slave xdo_dev_state_delete\n", __func__); in bond_ipsec_del_sa()
544 slave->dev->xfrmdev_ops->xdo_dev_state_delete(xs); in bond_ipsec_del_sa()
562 struct slave *slave; in bond_ipsec_del_sa_all() local
565 slave = rcu_dereference(bond->curr_active_slave); in bond_ipsec_del_sa_all()
566 if (!slave) { in bond_ipsec_del_sa_all()
576 if (!slave->dev->xfrmdev_ops || in bond_ipsec_del_sa_all()
577 !slave->dev->xfrmdev_ops->xdo_dev_state_delete || in bond_ipsec_del_sa_all()
578 netif_is_bond_master(slave->dev)) { in bond_ipsec_del_sa_all()
579 slave_warn(bond_dev, slave->dev, in bond_ipsec_del_sa_all()
580 "%s: no slave xdo_dev_state_delete\n", in bond_ipsec_del_sa_all()
583 slave->dev->xfrmdev_ops->xdo_dev_state_delete(ipsec->xs); in bond_ipsec_del_sa_all()
600 struct slave *curr_active; in bond_ipsec_offload_ok()
650 struct slave *slave; in bond_set_carrier() local
658 bond_for_each_slave(bond, slave, iter) { in bond_set_carrier()
659 if (slave->link == BOND_LINK_UP) { in bond_set_carrier()
676 /* Get link speed and duplex from the slave's base driver
682 static int bond_update_speed_duplex(struct slave *slave) in bond_update_speed_duplex() argument
684 struct net_device *slave_dev = slave->dev; in bond_update_speed_duplex()
688 slave->speed = SPEED_UNKNOWN; in bond_update_speed_duplex()
689 slave->duplex = DUPLEX_UNKNOWN; in bond_update_speed_duplex()
704 slave->speed = ecmd.base.speed; in bond_update_speed_duplex()
705 slave->duplex = ecmd.base.duplex; in bond_update_speed_duplex()
802 struct slave *curr_active = rtnl_dereference(bond->curr_active_slave); in bond_set_promiscuity()
807 struct slave *slave; in bond_set_promiscuity() local
809 bond_for_each_slave(bond, slave, iter) { in bond_set_promiscuity()
810 err = dev_set_promiscuity(slave->dev, inc); in bond_set_promiscuity()
825 struct slave *curr_active = rtnl_dereference(bond->curr_active_slave); in bond_set_allmulti()
830 struct slave *slave; in bond_set_allmulti() local
832 bond_for_each_slave(bond, slave, iter) { in bond_set_allmulti()
833 err = dev_set_allmulti(slave->dev, inc); in bond_set_allmulti()
843 * slave.
863 /* Flush bond's hardware addresses from slave */
876 /*--------------------------- Active slave change ---------------------------*/
883 static void bond_hw_addr_swap(struct bonding *bond, struct slave *new_active, in bond_hw_addr_swap()
884 struct slave *old_active) in bond_hw_addr_swap()
915 * bond_set_dev_addr - clone slave's address to bond
917 * @slave_dev: slave net device
938 static struct slave *bond_get_old_active(struct bonding *bond, in bond_get_old_active()
939 struct slave *new_active) in bond_get_old_active()
941 struct slave *slave; in bond_get_old_active() local
944 bond_for_each_slave(bond, slave, iter) { in bond_get_old_active()
945 if (slave == new_active) in bond_get_old_active()
948 if (ether_addr_equal(bond->dev->dev_addr, slave->dev->dev_addr)) in bond_get_old_active()
949 return slave; in bond_get_old_active()
962 struct slave *new_active, in bond_do_fail_over_mac()
963 struct slave *old_active) in bond_do_fail_over_mac()
974 slave_err(bond->dev, new_active->dev, "Error %d setting bond MAC from slave\n", in bond_do_fail_over_mac()
980 * if just old_active, do nothing (going to no active slave) in bond_do_fail_over_mac()
1005 slave_err(bond->dev, new_active->dev, "Error %d setting MAC of new active slave\n", in bond_do_fail_over_mac()
1020 slave_err(bond->dev, old_active->dev, "Error %d setting MAC of old active slave\n", in bond_do_fail_over_mac()
1033 * bond_choose_primary_or_current - select the primary or high priority slave
1040 * If the highest priority link is not current slave, set it as primary
1043 static struct slave *bond_choose_primary_or_current(struct bonding *bond) in bond_choose_primary_or_current()
1045 struct slave *prim = rtnl_dereference(bond->primary_slave); in bond_choose_primary_or_current()
1046 struct slave *curr = rtnl_dereference(bond->curr_active_slave); in bond_choose_primary_or_current()
1047 struct slave *slave, *hprio = NULL; in bond_choose_primary_or_current() local
1051 bond_for_each_slave(bond, slave, iter) { in bond_choose_primary_or_current()
1052 if (slave->link == BOND_LINK_UP) { in bond_choose_primary_or_current()
1053 hprio = hprio ?: slave; in bond_choose_primary_or_current()
1054 if (slave->prio > hprio->prio) in bond_choose_primary_or_current()
1055 hprio = slave; in bond_choose_primary_or_current()
1098 * bond_find_best_slave - select the best available slave to be the active one
1101 static struct slave *bond_find_best_slave(struct bonding *bond) in bond_find_best_slave()
1103 struct slave *slave, *bestslave = NULL; in bond_find_best_slave() local
1107 slave = bond_choose_primary_or_current(bond); in bond_find_best_slave()
1108 if (slave) in bond_find_best_slave()
1109 return slave; in bond_find_best_slave()
1111 bond_for_each_slave(bond, slave, iter) { in bond_find_best_slave()
1112 if (slave->link == BOND_LINK_UP) in bond_find_best_slave()
1113 return slave; in bond_find_best_slave()
1114 if (slave->link == BOND_LINK_BACK && bond_slave_is_up(slave) && in bond_find_best_slave()
1115 slave->delay < mintime) { in bond_find_best_slave()
1116 mintime = slave->delay; in bond_find_best_slave()
1117 bestslave = slave; in bond_find_best_slave()
1126 struct slave *slave; in bond_should_notify_peers() local
1129 slave = rcu_dereference(bond->curr_active_slave); in bond_should_notify_peers()
1132 if (!slave || !bond->send_peer_notif || in bond_should_notify_peers()
1136 test_bit(__LINK_STATE_LINKWATCH_PENDING, &slave->dev->state)) in bond_should_notify_peers()
1139 netdev_dbg(bond->dev, "bond_should_notify_peers: slave %s\n", in bond_should_notify_peers()
1140 slave ? slave->dev->name : "NULL"); in bond_should_notify_peers()
1146 * bond_change_active_slave - change the active slave into the specified one
1148 * @new_active: the new slave to make the active one
1150 * Set the new slave to the bond's settings and unset them on the old
1155 * because it is apparently the best available slave we have, even though its
1160 void bond_change_active_slave(struct bonding *bond, struct slave *new_active) in bond_change_active_slave()
1162 struct slave *old_active; in bond_change_active_slave()
1250 /* resend IGMP joins since active slave has changed or in bond_change_active_slave()
1264 * bond_select_active_slave - select a new active slave, if needed
1270 * - A slave has got its link back and there's no old curr_active_slave.
1276 struct slave *best_slave; in bond_select_active_slave()
1296 static inline int slave_enable_netpoll(struct slave *slave) in slave_enable_netpoll() argument
1306 err = __netpoll_setup(np, slave->dev); in slave_enable_netpoll()
1311 slave->np = np; in slave_enable_netpoll()
1315 static inline void slave_disable_netpoll(struct slave *slave) in slave_disable_netpoll() argument
1317 struct netpoll *np = slave->np; in slave_disable_netpoll()
1322 slave->np = NULL; in slave_disable_netpoll()
1330 struct slave *slave = NULL; in bond_poll_controller() local
1338 bond_for_each_slave_rcu(bond, slave, iter) { in bond_poll_controller()
1339 if (!bond_slave_is_up(slave)) in bond_poll_controller()
1344 SLAVE_AD_INFO(slave)->port.aggregator; in bond_poll_controller()
1351 netpoll_poll_dev(slave->dev); in bond_poll_controller()
1359 struct slave *slave; in bond_netpoll_cleanup() local
1361 bond_for_each_slave(bond, slave, iter) in bond_netpoll_cleanup()
1362 if (bond_slave_is_up(slave)) in bond_netpoll_cleanup()
1363 slave_disable_netpoll(slave); in bond_netpoll_cleanup()
1370 struct slave *slave; in bond_netpoll_setup() local
1373 bond_for_each_slave(bond, slave, iter) { in bond_netpoll_setup()
1374 err = slave_enable_netpoll(slave); in bond_netpoll_setup()
1383 static inline int slave_enable_netpoll(struct slave *slave) in slave_enable_netpoll() argument
1387 static inline void slave_disable_netpoll(struct slave *slave) in slave_disable_netpoll() argument
1403 struct slave *slave; in bond_fix_features() local
1410 bond_for_each_slave(bond, slave, iter) { in bond_fix_features()
1412 slave->dev->features, in bond_fix_features()
1443 struct slave *slave; in bond_compute_features() local
1453 bond_for_each_slave(bond, slave, iter) { in bond_compute_features()
1455 slave->dev->vlan_features, BOND_VLAN_FEATURES); in bond_compute_features()
1458 slave->dev->hw_enc_features, in bond_compute_features()
1463 slave->dev->hw_enc_features, in bond_compute_features()
1468 slave->dev->mpls_features, in bond_compute_features()
1471 dst_release_flag &= slave->dev->priv_flags; in bond_compute_features()
1472 if (slave->dev->hard_header_len > max_hard_header_len) in bond_compute_features()
1473 max_hard_header_len = slave->dev->hard_header_len; in bond_compute_features()
1475 tso_max_size = min(tso_max_size, slave->dev->tso_max_size); in bond_compute_features()
1476 tso_max_segs = min(tso_max_segs, slave->dev->tso_max_segs); in bond_compute_features()
1519 /* On bonding slaves other than the currently active slave, suppress
1523 struct slave *slave, in bond_should_deliver_exact_match() argument
1526 if (bond_is_slave_inactive(slave)) { in bond_should_deliver_exact_match()
1539 struct slave *slave; in bond_handle_frame() local
1542 struct slave *); in bond_handle_frame()
1551 slave = bond_slave_get_rcu(skb->dev); in bond_handle_frame()
1552 bond = slave->bond; in bond_handle_frame()
1556 ret = recv_probe(skb, bond, slave); in bond_handle_frame()
1567 * inactive slave links without being forced to bind to them in bond_handle_frame()
1574 if (bond_should_deliver_exact_match(skb, slave, bond)) { in bond_handle_frame()
1639 static int bond_master_upper_dev_link(struct bonding *bond, struct slave *slave, in bond_master_upper_dev_link() argument
1650 err = netdev_master_upper_dev_link(slave->dev, bond->dev, slave, in bond_master_upper_dev_link()
1655 slave->dev->flags |= IFF_SLAVE; in bond_master_upper_dev_link()
1659 static void bond_upper_dev_unlink(struct bonding *bond, struct slave *slave) in bond_upper_dev_unlink() argument
1661 netdev_upper_dev_unlink(slave->dev, bond->dev); in bond_upper_dev_unlink()
1662 slave->dev->flags &= ~IFF_SLAVE; in bond_upper_dev_unlink()
1667 struct slave *slave = to_slave(kobj); in slave_kobj_release() local
1668 struct bonding *bond = bond_get_bond_by_slave(slave); in slave_kobj_release()
1670 cancel_delayed_work_sync(&slave->notify_work); in slave_kobj_release()
1672 kfree(SLAVE_AD_INFO(slave)); in slave_kobj_release()
1674 kfree(slave); in slave_kobj_release()
1684 static int bond_kobj_init(struct slave *slave) in bond_kobj_init() argument
1688 err = kobject_init_and_add(&slave->kobj, &slave_ktype, in bond_kobj_init()
1689 &(slave->dev->dev.kobj), "bonding_slave"); in bond_kobj_init()
1691 kobject_put(&slave->kobj); in bond_kobj_init()
1696 static struct slave *bond_alloc_slave(struct bonding *bond, in bond_alloc_slave()
1699 struct slave *slave = NULL; in bond_alloc_slave() local
1701 slave = kzalloc(sizeof(*slave), GFP_KERNEL); in bond_alloc_slave()
1702 if (!slave) in bond_alloc_slave()
1705 slave->bond = bond; in bond_alloc_slave()
1706 slave->dev = slave_dev; in bond_alloc_slave()
1707 INIT_DELAYED_WORK(&slave->notify_work, bond_netdev_notify_work); in bond_alloc_slave()
1709 if (bond_kobj_init(slave)) in bond_alloc_slave()
1713 SLAVE_AD_INFO(slave) = kzalloc(sizeof(struct ad_slave_info), in bond_alloc_slave()
1715 if (!SLAVE_AD_INFO(slave)) { in bond_alloc_slave()
1716 kobject_put(&slave->kobj); in bond_alloc_slave()
1721 return slave; in bond_alloc_slave()
1731 static void bond_fill_ifslave(struct slave *slave, struct ifslave *info) in bond_fill_ifslave() argument
1733 strcpy(info->slave_name, slave->dev->name); in bond_fill_ifslave()
1734 info->link = slave->link; in bond_fill_ifslave()
1735 info->state = bond_slave_state(slave); in bond_fill_ifslave()
1736 info->link_failure_count = slave->link_failure_count; in bond_fill_ifslave()
1741 struct slave *slave = container_of(_work, struct slave, in bond_netdev_notify_work() local
1747 bond_fill_ifslave(slave, &binfo.slave); in bond_netdev_notify_work()
1748 bond_fill_ifbond(slave->bond, &binfo.master); in bond_netdev_notify_work()
1749 netdev_bonding_info_change(slave->dev, &binfo); in bond_netdev_notify_work()
1752 queue_delayed_work(slave->bond->wq, &slave->notify_work, 1); in bond_netdev_notify_work()
1756 void bond_queue_slave_event(struct slave *slave) in bond_queue_slave_event() argument
1758 queue_delayed_work(slave->bond->wq, &slave->notify_work, 0); in bond_queue_slave_event()
1761 void bond_lower_state_changed(struct slave *slave) in bond_lower_state_changed() argument
1765 info.link_up = slave->link == BOND_LINK_UP || in bond_lower_state_changed()
1766 slave->link == BOND_LINK_FAIL; in bond_lower_state_changed()
1767 info.tx_enabled = bond_is_active_slave(slave); in bond_lower_state_changed()
1768 netdev_lower_state_changed(slave->dev, &info); in bond_lower_state_changed()
1804 struct slave *slave; in bond_xdp_set_features() local
1813 bond_for_each_slave(bond, slave, iter) in bond_xdp_set_features()
1814 val &= slave->dev->xdp_features; in bond_xdp_set_features()
1819 /* enslave device <slave> to bond device <master> */
1825 struct slave *new_slave = NULL, *prev_slave; in bond_enslave()
1864 …slave_warn(bond_dev, slave_dev, "enslaved VLAN challenged slave. Adding VLANs will be blocked as l… in bond_enslave()
1874 * be identified with moderate accuracy by the state of the slave: in bond_enslave()
1884 /* set bonding device ether type by slave - bonding netdevices are in bond_enslave()
1885 * created with ether_setup, so when the slave type is not ARPHRD_ETHER in bond_enslave()
1932 …slave_warn(bond_dev, slave_dev, "The slave device specified does not support setting the MAC addre… in bond_enslave()
1940 … "Slave device does not support setting the MAC address, but fail_over_mac is not set to active"); in bond_enslave()
1949 /* If this is the first slave, then we need to set the master's hardware in bond_enslave()
1950 * address to be the same as the slave's. in bond_enslave()
1970 /* Save slave's original mtu and then set it to match the bond */ in bond_enslave()
1978 /* Save slave's original ("permanent") mac address for modes in bond_enslave()
1987 /* Set slave to master's mac address. The application already in bond_enslave()
1988 * set the master's mac address to that of the first slave in bond_enslave()
2003 /* open the slave since the application closed it */ in bond_enslave()
2006 slave_err(bond_dev, slave_dev, "Opening slave failed\n"); in bond_enslave()
2011 /* initialize slave stats */ in bond_enslave()
2057 …slave_warn(bond_dev, slave_dev, "MII and ETHTOOL support not available for slave, and arp_interval… in bond_enslave()
2060 …slave_warn(bond_dev, slave_dev, "can't get link status from slave; the network driver associated w… in bond_enslave()
2094 slave_dbg(bond_dev, slave_dev, "Initial state of slave is BOND_LINK_%s\n", in bond_enslave()
2099 /* if there is a primary slave, remember it */ in bond_enslave()
2117 /* if this is the first slave */ in bond_enslave()
2137 slave_dbg(bond_dev, slave_dev, "This slave is always active in trunk mode\n"); in bond_enslave()
2156 …slave_info(bond_dev, slave_dev, "master_dev is using netpoll, but new slave device does not suppor… in bond_enslave()
2191 /* set promiscuity level to new slave */ in bond_enslave()
2198 /* set allmulti level to new slave */ in bond_enslave()
2237 "Slave does not support XDP"); in bond_enslave()
2251 "Slave has XDP program loaded, please unload before enslaving"); in bond_enslave()
2310 * MAC if this slave's MAC is in use by the bond, or at in bond_enslave()
2326 /* Enslave of first slave has failed and we need to fix master's mac */ in bond_enslave()
2340 /* Try to release the slave device <slave> from the bond device <master>
2345 * The rules for slave state should be:
2356 struct slave *slave, *oldcurrent; in __bond_release_one() local
2361 /* slave is not a slave or master is not master of this slave */ in __bond_release_one()
2364 slave_dbg(bond_dev, slave_dev, "cannot release slave\n"); in __bond_release_one()
2370 slave = bond_get_slave_by_dev(bond, slave_dev); in __bond_release_one()
2371 if (!slave) { in __bond_release_one()
2372 /* not a slave of this bond */ in __bond_release_one()
2378 bond_set_slave_inactive_flags(slave, BOND_SLAVE_NOTIFY_NOW); in __bond_release_one()
2380 bond_sysfs_slave_del(slave); in __bond_release_one()
2382 /* recompute stats just before removing the slave */ in __bond_release_one()
2397 * for this slave anymore. in __bond_release_one()
2402 bond_3ad_unbind_slave(slave); in __bond_release_one()
2404 bond_upper_dev_unlink(bond, slave); in __bond_release_one()
2407 bond_update_slave_arr(bond, slave); in __bond_release_one()
2410 bond_is_active_slave(slave) ? "active" : "backup"); in __bond_release_one()
2418 if (ether_addr_equal_64bits(bond_dev->dev_addr, slave->perm_hwaddr) && in __bond_release_one()
2420 …ond_dev, slave_dev, "the permanent HWaddr of slave - %pM - is still in use by bond - set the HWadd… in __bond_release_one()
2421 slave->perm_hwaddr); in __bond_release_one()
2424 if (rtnl_dereference(bond->primary_slave) == slave) in __bond_release_one()
2427 if (oldcurrent == slave) in __bond_release_one()
2431 /* Must be called only after the slave has been in __bond_release_one()
2434 * but before a new active slave is selected. in __bond_release_one()
2436 bond_alb_deinit_slave(bond, slave); in __bond_release_one()
2441 } else if (oldcurrent == slave) { in __bond_release_one()
2443 * is no concern that another slave add/remove event in __bond_release_one()
2465 …slave_info(bond_dev, slave_dev, "last VLAN challenged slave left bond - VLAN blocking is removed\n… in __bond_release_one()
2473 /* unset promiscuity level from slave in __bond_release_one()
2477 * when this slave was attached, so we cache at the start of the in __bond_release_one()
2483 /* unset allmulti level from slave */ in __bond_release_one()
2491 slave_disable_netpoll(slave); in __bond_release_one()
2493 /* close slave before restoring its mac address */ in __bond_release_one()
2501 bond_hw_addr_copy(ss.__data, slave->perm_hwaddr, in __bond_release_one()
2502 slave->dev->addr_len); in __bond_release_one()
2508 __dev_set_mtu(slave_dev, slave->original_mtu); in __bond_release_one()
2510 dev_set_mtu(slave_dev, slave->original_mtu); in __bond_release_one()
2516 kobject_put(&slave->kobj); in __bond_release_one()
2527 /* First release a slave and then destroy the bond if no more slaves are left.
2559 struct slave *slave; in bond_slave_info_query() local
2561 bond_for_each_slave(bond, slave, iter) { in bond_slave_info_query()
2564 bond_fill_ifslave(slave, info); in bond_slave_info_query()
2580 struct slave *slave; in bond_miimon_inspect() local
2593 bond_for_each_slave_rcu(bond, slave, iter) { in bond_miimon_inspect()
2594 bond_propose_link_state(slave, BOND_LINK_NOCHANGE); in bond_miimon_inspect()
2596 link_state = bond_check_dev_link(bond, slave->dev, 0); in bond_miimon_inspect()
2598 switch (slave->link) { in bond_miimon_inspect()
2603 bond_propose_link_state(slave, BOND_LINK_FAIL); in bond_miimon_inspect()
2605 slave->delay = bond->params.downdelay; in bond_miimon_inspect()
2606 if (slave->delay) { in bond_miimon_inspect()
2607 slave_info(bond->dev, slave->dev, "link status down for %sinterface, disabling it in %d ms\n", in bond_miimon_inspect()
2610 (bond_is_active_slave(slave) ? in bond_miimon_inspect()
2618 bond_propose_link_state(slave, BOND_LINK_UP); in bond_miimon_inspect()
2619 slave->last_link_up = jiffies; in bond_miimon_inspect()
2620 slave_info(bond->dev, slave->dev, "link status up again after %d ms\n", in bond_miimon_inspect()
2621 (bond->params.downdelay - slave->delay) * in bond_miimon_inspect()
2627 if (slave->delay <= 0) { in bond_miimon_inspect()
2628 bond_propose_link_state(slave, BOND_LINK_DOWN); in bond_miimon_inspect()
2633 slave->delay--; in bond_miimon_inspect()
2640 bond_propose_link_state(slave, BOND_LINK_BACK); in bond_miimon_inspect()
2642 slave->delay = bond->params.updelay; in bond_miimon_inspect()
2644 if (slave->delay) { in bond_miimon_inspect()
2645 slave_info(bond->dev, slave->dev, "link status up, enabling it in %d ms\n", in bond_miimon_inspect()
2653 bond_propose_link_state(slave, BOND_LINK_DOWN); in bond_miimon_inspect()
2654 slave_info(bond->dev, slave->dev, "link status down again after %d ms\n", in bond_miimon_inspect()
2655 (bond->params.updelay - slave->delay) * in bond_miimon_inspect()
2662 slave->delay = 0; in bond_miimon_inspect()
2664 if (slave->delay <= 0) { in bond_miimon_inspect()
2665 bond_propose_link_state(slave, BOND_LINK_UP); in bond_miimon_inspect()
2671 slave->delay--; in bond_miimon_inspect()
2680 struct slave *slave, in bond_miimon_link_change() argument
2685 bond_3ad_handle_link_change(slave, link); in bond_miimon_link_change()
2689 bond_alb_handle_link_change(bond, slave, link); in bond_miimon_link_change()
2699 struct slave *slave, *primary, *active; in bond_miimon_commit() local
2705 bond_for_each_slave(bond, slave, iter) { in bond_miimon_commit()
2706 switch (slave->link_new_state) { in bond_miimon_commit()
2708 /* For 802.3ad mode, check current slave speed and in bond_miimon_commit()
2715 slave->link == BOND_LINK_UP) in bond_miimon_commit()
2716 bond_3ad_adapter_speed_duplex_changed(slave); in bond_miimon_commit()
2720 if (bond_update_speed_duplex(slave) && in bond_miimon_commit()
2722 slave->link = BOND_LINK_DOWN; in bond_miimon_commit()
2724 slave_warn(bond->dev, slave->dev, in bond_miimon_commit()
2728 bond_set_slave_link_state(slave, BOND_LINK_UP, in bond_miimon_commit()
2730 slave->last_link_up = jiffies; in bond_miimon_commit()
2735 bond_set_backup_slave(slave); in bond_miimon_commit()
2738 bond_set_active_slave(slave); in bond_miimon_commit()
2741 slave_info(bond->dev, slave->dev, "link status definitely up, %u Mbps %s duplex\n", in bond_miimon_commit()
2742 slave->speed == SPEED_UNKNOWN ? 0 : slave->speed, in bond_miimon_commit()
2743 slave->duplex ? "full" : "half"); in bond_miimon_commit()
2745 bond_miimon_link_change(bond, slave, BOND_LINK_UP); in bond_miimon_commit()
2748 if (!active || slave == primary || slave->prio > active->prio) in bond_miimon_commit()
2754 if (slave->link_failure_count < UINT_MAX) in bond_miimon_commit()
2755 slave->link_failure_count++; in bond_miimon_commit()
2757 bond_set_slave_link_state(slave, BOND_LINK_DOWN, in bond_miimon_commit()
2762 bond_set_slave_inactive_flags(slave, in bond_miimon_commit()
2765 slave_info(bond->dev, slave->dev, "link status definitely down, disabling slave\n"); in bond_miimon_commit()
2767 bond_miimon_link_change(bond, slave, BOND_LINK_DOWN); in bond_miimon_commit()
2769 if (slave == rcu_access_pointer(bond->curr_active_slave)) in bond_miimon_commit()
2775 slave_err(bond->dev, slave->dev, "invalid new link %d on slave\n", in bond_miimon_commit()
2776 slave->link_new_state); in bond_miimon_commit()
2777 bond_propose_link_state(slave, BOND_LINK_NOCHANGE); in bond_miimon_commit()
2806 struct slave *slave; in bond_mii_monitor() local
2835 bond_for_each_slave(bond, slave, iter) { in bond_mii_monitor()
2836 bond_commit_link_state(slave, BOND_SLAVE_NOTIFY_LATER); in bond_mii_monitor()
2883 static bool bond_handle_vlan(struct slave *slave, struct bond_vlan_tag *tags, in bond_handle_vlan() argument
2886 struct net_device *bond_dev = slave->bond->dev; in bond_handle_vlan()
2887 struct net_device *slave_dev = slave->dev; in bond_handle_vlan()
2928 static void bond_arp_send(struct slave *slave, int arp_op, __be32 dest_ip, in bond_arp_send() argument
2931 struct net_device *bond_dev = slave->bond->dev; in bond_arp_send()
2932 struct net_device *slave_dev = slave->dev; in bond_arp_send()
2935 slave_dbg(bond_dev, slave_dev, "arp %d on slave: dst %pI4 src %pI4\n", in bond_arp_send()
2946 if (bond_handle_vlan(slave, tags, skb)) { in bond_arp_send()
2947 slave_update_last_tx(slave); in bond_arp_send()
2994 static void bond_arp_send_all(struct bonding *bond, struct slave *slave) in bond_arp_send_all() argument
3002 slave_dbg(bond->dev, slave->dev, "%s: target %pI4\n", in bond_arp_send_all()
3017 bond_arp_send(slave, ARPOP_REQUEST, targets[i], in bond_arp_send_all()
3034 slave_dbg(bond->dev, slave->dev, "no path to arp_ip_target %pI4 via rt.dev %s\n", in bond_arp_send_all()
3043 bond_arp_send(slave, ARPOP_REQUEST, targets[i], addr, tags); in bond_arp_send_all()
3048 static void bond_validate_arp(struct bonding *bond, struct slave *slave, __be32 sip, __be32 tip) in bond_validate_arp() argument
3053 slave_dbg(bond->dev, slave->dev, "%s: sip %pI4 tip %pI4 not found\n", in bond_validate_arp()
3060 slave_dbg(bond->dev, slave->dev, "%s: sip %pI4 not found in targets\n", in bond_validate_arp()
3064 slave->last_rx = jiffies; in bond_validate_arp()
3065 slave->target_last_arp_rx[i] = jiffies; in bond_validate_arp()
3069 struct slave *slave) in bond_arp_rcv() argument
3072 struct slave *curr_active_slave, *curr_arp_slave; in bond_arp_rcv()
3101 slave_dbg(bond->dev, slave->dev, "%s: %s/%d av %d sv %d sip %pI4 tip %pI4\n", in bond_arp_rcv()
3102 __func__, slave->dev->name, bond_slave_state(slave), in bond_arp_rcv()
3103 bond->params.arp_validate, slave_do_arp_validate(bond, slave), in bond_arp_rcv()
3111 * (a) the slave receiving the ARP is active (which includes the in bond_arp_rcv()
3112 * current ARP slave, if any), or in bond_arp_rcv()
3114 * (b) the receiving slave isn't active, but there is a currently in bond_arp_rcv()
3115 * active slave and it received valid arp reply(s) after it became in bond_arp_rcv()
3116 * the currently active slave, or in bond_arp_rcv()
3118 * (c) there is an ARP slave that sent an ARP during the prior ARP in bond_arp_rcv()
3119 * interval, and we receive an ARP reply on any slave. We accept in bond_arp_rcv()
3121 * reply to a slave other than the sender of the ARP request. in bond_arp_rcv()
3125 * slave through the L2 switch(es) to the receiving slave. Since in bond_arp_rcv()
3132 if (bond_is_active_slave(slave)) in bond_arp_rcv()
3133 bond_validate_arp(bond, slave, sip, tip); in bond_arp_rcv()
3137 bond_validate_arp(bond, slave, tip, sip); in bond_arp_rcv()
3140 bond_validate_arp(bond, slave, sip, tip); in bond_arp_rcv()
3149 static void bond_ns_send(struct slave *slave, const struct in6_addr *daddr, in bond_ns_send() argument
3152 struct net_device *bond_dev = slave->bond->dev; in bond_ns_send()
3153 struct net_device *slave_dev = slave->dev; in bond_ns_send()
3157 slave_dbg(bond_dev, slave_dev, "NS on slave: dst %pI6c src %pI6c\n", in bond_ns_send()
3167 if (bond_handle_vlan(slave, tags, skb)) { in bond_ns_send()
3168 slave_update_last_tx(slave); in bond_ns_send()
3173 static void bond_ns_send_all(struct bonding *bond, struct slave *slave) in bond_ns_send_all() argument
3183 slave_dbg(bond->dev, slave->dev, "%s: target %pI6c\n", in bond_ns_send_all()
3202 bond_ns_send(slave, &targets[i], &in6addr_any, tags); in bond_ns_send_all()
3218 slave_dbg(bond->dev, slave->dev, "no path to ns_ip6_target %pI6c via dst->dev %s\n", in bond_ns_send_all()
3226 bond_ns_send(slave, &targets[i], &saddr, tags); in bond_ns_send_all()
3228 bond_ns_send(slave, &targets[i], &in6addr_any, tags); in bond_ns_send_all()
3261 static void bond_validate_na(struct bonding *bond, struct slave *slave, in bond_validate_na() argument
3274 slave_dbg(bond->dev, slave->dev, "%s: sip %pI6c tip %pI6c not found\n", in bond_validate_na()
3281 slave_dbg(bond->dev, slave->dev, "%s: sip %pI6c not found in targets\n", in bond_validate_na()
3285 slave->last_rx = jiffies; in bond_validate_na()
3286 slave->target_last_arp_rx[i] = jiffies; in bond_validate_na()
3290 struct slave *slave) in bond_na_rcv() argument
3292 struct slave *curr_active_slave, *curr_arp_slave; in bond_na_rcv()
3312 slave_dbg(bond->dev, slave->dev, "%s: %s/%d av %d sv %d sip %pI6c tip %pI6c\n", in bond_na_rcv()
3313 __func__, slave->dev->name, bond_slave_state(slave), in bond_na_rcv()
3314 bond->params.arp_validate, slave_do_arp_validate(bond, slave), in bond_na_rcv()
3323 if (bond_is_active_slave(slave)) in bond_na_rcv()
3324 bond_validate_na(bond, slave, saddr, daddr); in bond_na_rcv()
3328 bond_validate_na(bond, slave, daddr, saddr); in bond_na_rcv()
3331 bond_validate_na(bond, slave, saddr, daddr); in bond_na_rcv()
3339 struct slave *slave) in bond_rcv_validate() argument
3346 slave_dbg(bond->dev, slave->dev, "%s: skb->dev %s\n", in bond_rcv_validate()
3350 if (!slave_do_arp_validate(bond, slave)) { in bond_rcv_validate()
3356 slave->last_rx = jiffies; in bond_rcv_validate()
3359 return bond_arp_rcv(skb, bond, slave); in bond_rcv_validate()
3362 return bond_na_rcv(skb, bond, slave); in bond_rcv_validate()
3369 static void bond_send_validate(struct bonding *bond, struct slave *slave) in bond_send_validate() argument
3371 bond_arp_send_all(bond, slave); in bond_send_validate()
3373 bond_ns_send_all(bond, slave); in bond_send_validate()
3391 /* This function is called regularly to monitor each slave's link
3399 struct slave *slave, *oldcurrent; in bond_loadbalance_arp_mon() local
3411 * the picture unless it is null. also, slave->last_link_up is not in bond_loadbalance_arp_mon()
3412 * needed here because we send an arp on each slave and give a slave in bond_loadbalance_arp_mon()
3417 bond_for_each_slave_rcu(bond, slave, iter) { in bond_loadbalance_arp_mon()
3418 unsigned long last_tx = slave_last_tx(slave); in bond_loadbalance_arp_mon()
3420 bond_propose_link_state(slave, BOND_LINK_NOCHANGE); in bond_loadbalance_arp_mon()
3422 if (slave->link != BOND_LINK_UP) { in bond_loadbalance_arp_mon()
3424 bond_time_in_interval(bond, slave->last_rx, 1)) { in bond_loadbalance_arp_mon()
3426 bond_propose_link_state(slave, BOND_LINK_UP); in bond_loadbalance_arp_mon()
3430 * mode. the window of a slave being up and in bond_loadbalance_arp_mon()
3435 slave_info(bond->dev, slave->dev, "link status definitely up\n"); in bond_loadbalance_arp_mon()
3438 slave_info(bond->dev, slave->dev, "interface is now up\n"); in bond_loadbalance_arp_mon()
3442 /* slave->link == BOND_LINK_UP */ in bond_loadbalance_arp_mon()
3449 !bond_time_in_interval(bond, slave->last_rx, bond->params.missed_max)) { in bond_loadbalance_arp_mon()
3451 bond_propose_link_state(slave, BOND_LINK_DOWN); in bond_loadbalance_arp_mon()
3454 if (slave->link_failure_count < UINT_MAX) in bond_loadbalance_arp_mon()
3455 slave->link_failure_count++; in bond_loadbalance_arp_mon()
3457 slave_info(bond->dev, slave->dev, "interface is now down\n"); in bond_loadbalance_arp_mon()
3459 if (slave == oldcurrent) in bond_loadbalance_arp_mon()
3471 if (bond_slave_is_up(slave)) in bond_loadbalance_arp_mon()
3472 bond_send_validate(bond, slave); in bond_loadbalance_arp_mon()
3481 bond_for_each_slave(bond, slave, iter) { in bond_loadbalance_arp_mon()
3482 if (slave->link_new_state != BOND_LINK_NOCHANGE) in bond_loadbalance_arp_mon()
3483 slave->link = slave->link_new_state; in bond_loadbalance_arp_mon()
3507 * should take place for the slave. Returns 0 if no changes are found, >0
3516 struct slave *slave; in bond_ab_arp_inspect() local
3519 bond_for_each_slave_rcu(bond, slave, iter) { in bond_ab_arp_inspect()
3520 bond_propose_link_state(slave, BOND_LINK_NOCHANGE); in bond_ab_arp_inspect()
3521 last_rx = slave_last_rx(bond, slave); in bond_ab_arp_inspect()
3523 if (slave->link != BOND_LINK_UP) { in bond_ab_arp_inspect()
3525 bond_propose_link_state(slave, BOND_LINK_UP); in bond_ab_arp_inspect()
3527 } else if (slave->link == BOND_LINK_BACK) { in bond_ab_arp_inspect()
3528 bond_propose_link_state(slave, BOND_LINK_FAIL); in bond_ab_arp_inspect()
3538 if (bond_time_in_interval(bond, slave->last_link_up, 2)) in bond_ab_arp_inspect()
3541 /* Backup slave is down if: in bond_ab_arp_inspect()
3550 * gives each slave a chance to tx/rx traffic in bond_ab_arp_inspect()
3553 if (!bond_is_active_slave(slave) && in bond_ab_arp_inspect()
3556 bond_propose_link_state(slave, BOND_LINK_DOWN); in bond_ab_arp_inspect()
3560 /* Active slave is down if: in bond_ab_arp_inspect()
3565 last_tx = slave_last_tx(slave); in bond_ab_arp_inspect()
3566 if (bond_is_active_slave(slave) && in bond_ab_arp_inspect()
3569 bond_propose_link_state(slave, BOND_LINK_DOWN); in bond_ab_arp_inspect()
3587 struct slave *slave; in bond_ab_arp_commit() local
3589 bond_for_each_slave(bond, slave, iter) { in bond_ab_arp_commit()
3590 switch (slave->link_new_state) { in bond_ab_arp_commit()
3595 last_tx = slave_last_tx(slave); in bond_ab_arp_commit()
3596 if (rtnl_dereference(bond->curr_active_slave) != slave || in bond_ab_arp_commit()
3599 struct slave *current_arp_slave; in bond_ab_arp_commit()
3602 bond_set_slave_link_state(slave, BOND_LINK_UP, in bond_ab_arp_commit()
3611 slave_info(bond->dev, slave->dev, "link status definitely up\n"); in bond_ab_arp_commit()
3614 slave == rtnl_dereference(bond->primary_slave) || in bond_ab_arp_commit()
3615 slave->prio > rtnl_dereference(bond->curr_active_slave)->prio) in bond_ab_arp_commit()
3623 if (slave->link_failure_count < UINT_MAX) in bond_ab_arp_commit()
3624 slave->link_failure_count++; in bond_ab_arp_commit()
3626 bond_set_slave_link_state(slave, BOND_LINK_DOWN, in bond_ab_arp_commit()
3628 bond_set_slave_inactive_flags(slave, in bond_ab_arp_commit()
3631 slave_info(bond->dev, slave->dev, "link status definitely down, disabling slave\n"); in bond_ab_arp_commit()
3633 if (slave == rtnl_dereference(bond->curr_active_slave)) { in bond_ab_arp_commit()
3641 bond_set_slave_link_state(slave, BOND_LINK_FAIL, in bond_ab_arp_commit()
3643 bond_set_slave_inactive_flags(slave, in bond_ab_arp_commit()
3646 /* A slave has just been enslaved and has become in bond_ab_arp_commit()
3647 * the current active slave. in bond_ab_arp_commit()
3654 slave_err(bond->dev, slave->dev, in bond_ab_arp_commit()
3655 "impossible: link_new_state %d on slave\n", in bond_ab_arp_commit()
3656 slave->link_new_state); in bond_ab_arp_commit()
3676 struct slave *slave, *before = NULL, *new_slave = NULL, in bond_ab_arp_probe() local
3694 * backup slave from the current_arp_slave and make it the candidate in bond_ab_arp_probe()
3704 bond_for_each_slave_rcu(bond, slave, iter) { in bond_ab_arp_probe()
3705 if (!found && !before && bond_slave_is_up(slave)) in bond_ab_arp_probe()
3706 before = slave; in bond_ab_arp_probe()
3708 if (found && !new_slave && bond_slave_is_up(slave)) in bond_ab_arp_probe()
3709 new_slave = slave; in bond_ab_arp_probe()
3714 * one the current slave so it is still marked in bond_ab_arp_probe()
3717 if (!bond_slave_is_up(slave) && slave->link == BOND_LINK_UP) { in bond_ab_arp_probe()
3718 bond_set_slave_link_state(slave, BOND_LINK_DOWN, in bond_ab_arp_probe()
3720 if (slave->link_failure_count < UINT_MAX) in bond_ab_arp_probe()
3721 slave->link_failure_count++; in bond_ab_arp_probe()
3723 bond_set_slave_inactive_flags(slave, in bond_ab_arp_probe()
3726 slave_info(bond->dev, slave->dev, "backup interface is now down\n"); in bond_ab_arp_probe()
3728 if (slave == curr_arp_slave) in bond_ab_arp_probe()
3746 bond_for_each_slave_rcu(bond, slave, iter) { in bond_ab_arp_probe()
3747 if (slave->should_notify || slave->should_notify_link) { in bond_ab_arp_probe()
3864 struct slave *slave = bond_slave_get_rtnl(slave_dev), *primary; in bond_slave_netdev_event() local
3870 * slave will be NULL in bond_slave_netdev_event()
3872 if (!slave) { in bond_slave_netdev_event()
3873 netdev_dbg(slave_dev, "%s called on NULL slave\n", __func__); in bond_slave_netdev_event()
3877 bond_dev = slave->bond->dev; in bond_slave_netdev_event()
3878 bond = slave->bond; in bond_slave_netdev_event()
3893 * Getting invalid Speed/Duplex values here will put slave in bond_slave_netdev_event()
3899 if (bond_update_speed_duplex(slave) && in bond_slave_netdev_event()
3901 if (slave->last_link_up) in bond_slave_netdev_event()
3902 slave->link = BOND_LINK_FAIL; in bond_slave_netdev_event()
3904 slave->link = BOND_LINK_DOWN; in bond_slave_netdev_event()
3908 bond_3ad_adapter_speed_duplex_changed(slave); in bond_slave_netdev_event()
3911 /* Refresh slave-array if applicable! in bond_slave_netdev_event()
3913 * then these events will not cause the slave-array to be in bond_slave_netdev_event()
3914 * refreshed. This will cause xmit to use a slave that is not in bond_slave_netdev_event()
3930 * take over the slave's change_mtu in bond_slave_netdev_event()
3941 if (slave == primary) { in bond_slave_netdev_event()
3942 /* slave's name changed - he's no longer primary */ in bond_slave_netdev_event()
3945 /* we have a new primary slave */ in bond_slave_netdev_event()
3946 rcu_assign_pointer(bond->primary_slave, slave); in bond_slave_netdev_event()
3951 netdev_info(bond->dev, "Primary slave changed to %s, reselecting active slave\n", in bond_slave_netdev_event()
3967 call_netdevice_notifiers(event, slave->bond->dev); in bond_slave_netdev_event()
3983 * locks for us to safely manipulate the slave devices (RTNL lock,
4260 struct slave *slave; in bond_open() local
4268 /* reset slave->backup and slave->inactive */ in bond_open()
4270 bond_for_each_slave(bond, slave, iter) { in bond_open()
4272 slave != rcu_access_pointer(bond->curr_active_slave)) { in bond_open()
4273 bond_set_slave_inactive_flags(slave, in bond_open()
4276 bond_set_slave_active_flags(slave, in bond_open()
4306 bond_for_each_slave(bond, slave, iter) in bond_open()
4307 dev_mc_add(slave->dev, lacpdu_mcast_addr); in bond_open()
4319 struct slave *slave; in bond_close() local
4329 slave = rcu_dereference(bond->curr_active_slave); in bond_close()
4330 if (slave) in bond_close()
4331 bond_hw_addr_flush(bond_dev, slave->dev); in bond_close()
4336 bond_for_each_slave(bond, slave, iter) in bond_close()
4337 bond_hw_addr_flush(bond_dev, slave->dev); in bond_close()
4419 struct slave *slave; in bond_get_stats() local
4431 bond_for_each_slave_rcu(bond, slave, iter) { in bond_get_stats()
4433 dev_get_stats(slave->dev, &temp); in bond_get_stats()
4435 bond_fold_stats(stats, new, &slave->slave_stats); in bond_get_stats()
4437 /* save off the slave stats for the next run */ in bond_get_stats()
4438 memcpy(&slave->slave_stats, new, sizeof(*new)); in bond_get_stats()
4599 struct slave *slave; in bond_set_rx_mode() local
4603 slave = rcu_dereference(bond->curr_active_slave); in bond_set_rx_mode()
4604 if (slave) { in bond_set_rx_mode()
4605 dev_uc_sync(slave->dev, bond_dev); in bond_set_rx_mode()
4606 dev_mc_sync(slave->dev, bond_dev); in bond_set_rx_mode()
4609 bond_for_each_slave_rcu(bond, slave, iter) { in bond_set_rx_mode()
4610 dev_uc_sync_multiple(slave->dev, bond_dev); in bond_set_rx_mode()
4611 dev_mc_sync_multiple(slave->dev, bond_dev); in bond_set_rx_mode()
4622 struct slave *slave; in bond_neigh_init() local
4626 slave = bond_first_slave_rcu(bond); in bond_neigh_init()
4627 if (!slave) in bond_neigh_init()
4629 slave_ops = slave->dev->netdev_ops; in bond_neigh_init()
4642 ret = slave_ops->ndo_neigh_setup(slave->dev, &parms); in bond_neigh_init()
4655 * slave exists. So we must declare proxy setup function which will
4656 * be used at run time to resolve the actual slave neigh param setup.
4676 struct slave *slave, *rollback_slave; in bond_change_mtu() local
4682 bond_for_each_slave(bond, slave, iter) { in bond_change_mtu()
4683 slave_dbg(bond_dev, slave->dev, "s %p c_m %p\n", in bond_change_mtu()
4684 slave, slave->dev->netdev_ops->ndo_change_mtu); in bond_change_mtu()
4686 res = dev_set_mtu(slave->dev, new_mtu); in bond_change_mtu()
4689 /* If we failed to set the slave's mtu to the new value in bond_change_mtu()
4692 * different mtu values than the active slave we'll in bond_change_mtu()
4697 slave_dbg(bond_dev, slave->dev, "err %d setting mtu to %d\n", in bond_change_mtu()
4708 /* unwind from head to the slave that failed */ in bond_change_mtu()
4712 if (rollback_slave == slave) in bond_change_mtu()
4733 struct slave *slave, *rollback_slave; in bond_set_mac_address() local
4754 bond_for_each_slave(bond, slave, iter) { in bond_set_mac_address()
4755 slave_dbg(bond_dev, slave->dev, "%s: slave=%p\n", in bond_set_mac_address()
4756 __func__, slave); in bond_set_mac_address()
4757 res = dev_set_mac_address(slave->dev, addr, NULL); in bond_set_mac_address()
4759 /* TODO: consider downing the slave in bond_set_mac_address()
4765 slave_dbg(bond_dev, slave->dev, "%s: err %d\n", in bond_set_mac_address()
4779 /* unwind from head to the slave that failed */ in bond_set_mac_address()
4783 if (rollback_slave == slave) in bond_set_mac_address()
4798 * bond_get_slave_by_id - get xmit slave with slave_id
4800 * @slave_id: slave id up to slave_cnt-1 through which to transmit
4802 * This function tries to get slave with slave_id but in case
4803 * it fails, it tries to find the first available slave for transmission.
4805 static struct slave *bond_get_slave_by_id(struct bonding *bond, in bond_get_slave_by_id()
4809 struct slave *slave; in bond_get_slave_by_id() local
4812 /* Here we start from the slave with slave_id */ in bond_get_slave_by_id()
4813 bond_for_each_slave_rcu(bond, slave, iter) { in bond_get_slave_by_id()
4815 if (bond_slave_can_tx(slave)) in bond_get_slave_by_id()
4816 return slave; in bond_get_slave_by_id()
4820 /* Here we start from the first slave up to slave_id */ in bond_get_slave_by_id()
4822 bond_for_each_slave_rcu(bond, slave, iter) { in bond_get_slave_by_id()
4825 if (bond_slave_can_tx(slave)) in bond_get_slave_by_id()
4826 return slave; in bond_get_slave_by_id()
4828 /* no slave that can tx has been found */ in bond_get_slave_by_id()
4833 * bond_rr_gen_slave_id - generate slave id based on packets_per_slave
4837 * this function generates a slave id, which is usually used as the next
4838 * slave to transmit through.
4865 static struct slave *bond_xmit_roundrobin_slave_get(struct bonding *bond, in bond_xmit_roundrobin_slave_get()
4868 struct slave *slave; in bond_xmit_roundrobin_slave_get() local
4887 slave = rcu_dereference(bond->curr_active_slave); in bond_xmit_roundrobin_slave_get()
4888 if (slave) in bond_xmit_roundrobin_slave_get()
4889 return slave; in bond_xmit_roundrobin_slave_get()
4903 static struct slave *bond_xdp_xmit_roundrobin_slave_get(struct bonding *bond, in bond_xdp_xmit_roundrobin_slave_get()
4906 struct slave *slave; in bond_xdp_xmit_roundrobin_slave_get() local
4928 slave = rcu_dereference(bond->curr_active_slave); in bond_xdp_xmit_roundrobin_slave_get()
4929 if (slave) in bond_xdp_xmit_roundrobin_slave_get()
4930 return slave; in bond_xdp_xmit_roundrobin_slave_get()
4948 struct slave *slave; in bond_xmit_roundrobin() local
4950 slave = bond_xmit_roundrobin_slave_get(bond, skb); in bond_xmit_roundrobin()
4951 if (likely(slave)) in bond_xmit_roundrobin()
4952 return bond_dev_queue_xmit(bond, skb, slave->dev); in bond_xmit_roundrobin()
4957 static struct slave *bond_xmit_activebackup_slave_get(struct bonding *bond) in bond_xmit_activebackup_slave_get()
4969 struct slave *slave; in bond_xmit_activebackup() local
4971 slave = bond_xmit_activebackup_slave_get(bond); in bond_xmit_activebackup()
4972 if (slave) in bond_xmit_activebackup()
4973 return bond_dev_queue_xmit(bond, skb, slave->dev); in bond_xmit_activebackup()
4987 /* Slave array work handler. Holds only RTNL */
5000 pr_warn_ratelimited("Failed to update slave array from WT\n"); in bond_slave_arr_handler()
5010 struct slave *skipslave) in bond_skip_slave()
5015 * slave but allocation failed (most likely!). BTW this is in bond_skip_slave()
5020 * this to-be-skipped slave to send a packet out. in bond_skip_slave()
5053 * to determine the slave interface -
5060 int bond_update_slave_arr(struct bonding *bond, struct slave *skipslave) in bond_update_slave_arr()
5063 struct slave *slave; in bond_update_slave_arr() local
5094 bond_for_each_slave(bond, slave, iter) { in bond_update_slave_arr()
5095 if (skipslave == slave) in bond_update_slave_arr()
5098 all_slaves->arr[all_slaves->count++] = slave; in bond_update_slave_arr()
5102 agg = SLAVE_AD_INFO(slave)->port.aggregator; in bond_update_slave_arr()
5106 if (!bond_slave_can_tx(slave)) in bond_update_slave_arr()
5109 slave_dbg(bond->dev, slave->dev, "Adding slave to tx hash array[%d]\n", in bond_update_slave_arr()
5112 usable_slaves->arr[usable_slaves->count++] = slave; in bond_update_slave_arr()
5130 static struct slave *bond_xmit_3ad_xor_slave_get(struct bonding *bond, in bond_xmit_3ad_xor_slave_get()
5134 struct slave *slave; in bond_xmit_3ad_xor_slave_get() local
5143 slave = slaves->arr[hash % count]; in bond_xmit_3ad_xor_slave_get()
5144 return slave; in bond_xmit_3ad_xor_slave_get()
5147 static struct slave *bond_xdp_xmit_3ad_xor_slave_get(struct bonding *bond, in bond_xdp_xmit_3ad_xor_slave_get()
5164 * usable slave array is formed in the control path. The xmit function
5172 struct slave *slave; in bond_3ad_xor_xmit() local
5175 slave = bond_xmit_3ad_xor_slave_get(bond, skb, slaves); in bond_3ad_xor_xmit()
5176 if (likely(slave)) in bond_3ad_xor_xmit()
5177 return bond_dev_queue_xmit(bond, skb, slave->dev); in bond_3ad_xor_xmit()
5187 struct slave *slave = NULL; in bond_xmit_broadcast() local
5192 bond_for_each_slave_rcu(bond, slave, iter) { in bond_xmit_broadcast()
5195 if (!(bond_slave_is_up(slave) && slave->link == BOND_LINK_UP)) in bond_xmit_broadcast()
5198 if (bond_is_last_slave(bond, slave)) { in bond_xmit_broadcast()
5210 if (bond_dev_queue_xmit(bond, skb2, slave->dev) == NETDEV_TX_OK) in bond_xmit_broadcast()
5226 /* Lookup the slave that corresponds to a qid */
5230 struct slave *slave = NULL; in bond_slave_override() local
5237 bond_for_each_slave_rcu(bond, slave, iter) { in bond_slave_override()
5238 if (slave->queue_id == skb_get_queue_mapping(skb)) { in bond_slave_override()
5239 if (bond_slave_is_up(slave) && in bond_slave_override()
5240 slave->link == BOND_LINK_UP) { in bond_slave_override()
5241 bond_dev_queue_xmit(bond, skb, slave->dev); in bond_slave_override()
5244 /* If the slave isn't UP, use default transmit policy. */ in bond_slave_override()
5280 struct slave *slave = NULL; in bond_xmit_get_slave() local
5284 slave = bond_xmit_roundrobin_slave_get(bond, skb); in bond_xmit_get_slave()
5287 slave = bond_xmit_activebackup_slave_get(bond); in bond_xmit_get_slave()
5295 slave = bond_xmit_3ad_xor_slave_get(bond, skb, slaves); in bond_xmit_get_slave()
5300 slave = bond_xmit_alb_slave_get(bond, skb); in bond_xmit_get_slave()
5303 slave = bond_xmit_tlb_slave_get(bond, skb); in bond_xmit_get_slave()
5311 if (slave) in bond_xmit_get_slave()
5312 return slave->dev; in bond_xmit_get_slave()
5366 struct slave *slave; in __bond_sk_get_lower_dev() local
5376 slave = slaves->arr[hash % count]; in __bond_sk_get_lower_dev()
5378 return slave->dev; in __bond_sk_get_lower_dev()
5471 struct slave *slave; in bond_xdp_get_xmit_slave() local
5477 slave = bond_xdp_xmit_roundrobin_slave_get(bond, xdp); in bond_xdp_get_xmit_slave()
5481 slave = bond_xmit_activebackup_slave_get(bond); in bond_xdp_get_xmit_slave()
5486 slave = bond_xdp_xmit_3ad_xor_slave_get(bond, xdp); in bond_xdp_get_xmit_slave()
5496 if (slave) in bond_xdp_get_xmit_slave()
5497 return slave->dev; in bond_xdp_get_xmit_slave()
5544 struct slave *slave, *rollback_slave; in bond_xdp_set() local
5562 bond_for_each_slave(bond, slave, iter) { in bond_xdp_set()
5563 struct net_device *slave_dev = slave->dev; in bond_xdp_set()
5568 "Slave device does not support XDP"); in bond_xdp_set()
5575 "Slave has XDP program loaded, please unload before enslaving"); in bond_xdp_set()
5609 if (slave == rollback_slave) in bond_xdp_set()
5632 static u32 bond_mode_bcast_speed(struct slave *slave, u32 speed) in bond_mode_bcast_speed() argument
5635 speed = slave->speed; in bond_mode_bcast_speed()
5637 speed = min(speed, slave->speed); in bond_mode_bcast_speed()
5708 struct slave *slave; in bond_ethtool_get_link_ksettings() local
5719 bond_for_each_slave(bond, slave, iter) { in bond_ethtool_get_link_ksettings()
5720 if (bond_slave_can_tx(slave)) { in bond_ethtool_get_link_ksettings()
5721 bond_update_speed_duplex(slave); in bond_ethtool_get_link_ksettings()
5722 if (slave->speed != SPEED_UNKNOWN) { in bond_ethtool_get_link_ksettings()
5724 speed = bond_mode_bcast_speed(slave, in bond_ethtool_get_link_ksettings()
5727 speed += slave->speed; in bond_ethtool_get_link_ksettings()
5730 slave->duplex != DUPLEX_UNKNOWN) in bond_ethtool_get_link_ksettings()
5731 cmd->base.duplex = slave->duplex; in bond_ethtool_get_link_ksettings()
5757 struct slave *slave; in bond_ethtool_get_ts_info() local
5779 bond_for_each_slave_rcu(bond, slave, iter) { in bond_ethtool_get_ts_info()
5781 ops = slave->dev->ethtool_ops; in bond_ethtool_get_ts_info()
5782 phydev = slave->dev->phydev; in bond_ethtool_get_ts_info()
5787 ret = ops->get_ts_info(slave->dev, &ts_info); in bond_ethtool_get_ts_info()
5943 struct slave *slave; in bond_uninit() local
5948 bond_for_each_slave(bond, slave, iter) in bond_uninit()
5949 __bond_release_one(bond_dev, slave->dev, true, true); in bond_uninit()