diff options
Diffstat (limited to 'drivers/net/bonding/bond_main.c')
-rw-r--r-- | drivers/net/bonding/bond_main.c | 82 |
1 files changed, 15 insertions, 67 deletions
diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c index 0730203a19f2..b920d829692a 100644 --- a/drivers/net/bonding/bond_main.c +++ b/drivers/net/bonding/bond_main.c @@ -2573,12 +2573,16 @@ re_arm: static int bond_has_this_ip(struct bonding *bond, __be32 ip) { struct vlan_entry *vlan; + struct net_device *vlan_dev; - if (ip == bond->master_ip) + if (ip == bond_confirm_addr(bond->dev, 0, ip)) return 1; list_for_each_entry(vlan, &bond->vlan_list, vlan_list) { - if (ip == vlan->vlan_ip) + rcu_read_lock(); + vlan_dev = __vlan_find_dev_deep(bond->dev, vlan->vlan_id); + rcu_read_unlock(); + if (vlan_dev && ip == bond_confirm_addr(vlan_dev, 0, ip)) return 1; } @@ -2620,17 +2624,19 @@ static void bond_arp_send_all(struct bonding *bond, struct slave *slave) int i, vlan_id; __be32 *targets = bond->params.arp_targets; struct vlan_entry *vlan; - struct net_device *vlan_dev; + struct net_device *vlan_dev = NULL; struct rtable *rt; for (i = 0; (i < BOND_MAX_ARP_TARGETS); i++) { + __be32 addr; if (!targets[i]) break; pr_debug("basa: target %x\n", targets[i]); if (!bond_vlan_used(bond)) { pr_debug("basa: empty vlan: arp_send\n"); + addr = bond_confirm_addr(bond->dev, targets[i], 0); bond_arp_send(slave->dev, ARPOP_REQUEST, targets[i], - bond->master_ip, 0); + addr, 0); continue; } @@ -2655,8 +2661,9 @@ static void bond_arp_send_all(struct bonding *bond, struct slave *slave) if (rt->dst.dev == bond->dev) { ip_rt_put(rt); pr_debug("basa: rtdev == bond->dev: arp_send\n"); + addr = bond_confirm_addr(bond->dev, targets[i], 0); bond_arp_send(slave->dev, ARPOP_REQUEST, targets[i], - bond->master_ip, 0); + addr, 0); continue; } @@ -2674,10 +2681,11 @@ static void bond_arp_send_all(struct bonding *bond, struct slave *slave) } } - if (vlan_id) { + if (vlan_id && vlan_dev) { ip_rt_put(rt); + addr = bond_confirm_addr(vlan_dev, targets[i], 0); bond_arp_send(slave->dev, ARPOP_REQUEST, targets[i], - vlan->vlan_ip, vlan_id); + addr, vlan_id); continue; } @@ -3299,68 +3307,10 @@ static int bond_netdev_event(struct notifier_block *this, return NOTIFY_DONE; } -/* - * bond_inetaddr_event: handle inetaddr notifier chain events. - * - * We keep track of device IPs primarily to use as source addresses in - * ARP monitor probes (rather than spewing out broadcasts all the time). - * - * We track one IP for the main device (if it has one), plus one per VLAN. - */ -static int bond_inetaddr_event(struct notifier_block *this, unsigned long event, void *ptr) -{ - struct in_ifaddr *ifa = ptr; - struct net_device *vlan_dev, *event_dev = ifa->ifa_dev->dev; - struct bond_net *bn = net_generic(dev_net(event_dev), bond_net_id); - struct bonding *bond; - struct vlan_entry *vlan; - - /* we only care about primary address */ - if(ifa->ifa_flags & IFA_F_SECONDARY) - return NOTIFY_DONE; - - list_for_each_entry(bond, &bn->dev_list, bond_list) { - if (bond->dev == event_dev) { - switch (event) { - case NETDEV_UP: - bond->master_ip = ifa->ifa_local; - return NOTIFY_OK; - case NETDEV_DOWN: - bond->master_ip = 0; - return NOTIFY_OK; - default: - return NOTIFY_DONE; - } - } - - list_for_each_entry(vlan, &bond->vlan_list, vlan_list) { - vlan_dev = __vlan_find_dev_deep(bond->dev, - vlan->vlan_id); - if (vlan_dev == event_dev) { - switch (event) { - case NETDEV_UP: - vlan->vlan_ip = ifa->ifa_local; - return NOTIFY_OK; - case NETDEV_DOWN: - vlan->vlan_ip = 0; - return NOTIFY_OK; - default: - return NOTIFY_DONE; - } - } - } - } - return NOTIFY_DONE; -} - static struct notifier_block bond_netdev_notifier = { .notifier_call = bond_netdev_event, }; -static struct notifier_block bond_inetaddr_notifier = { - .notifier_call = bond_inetaddr_event, -}; - /*---------------------------- Hashing Policies -----------------------------*/ /* @@ -4929,7 +4879,6 @@ static int __init bonding_init(void) } register_netdevice_notifier(&bond_netdev_notifier); - register_inetaddr_notifier(&bond_inetaddr_notifier); out: return res; err: @@ -4943,7 +4892,6 @@ err_link: static void __exit bonding_exit(void) { unregister_netdevice_notifier(&bond_netdev_notifier); - unregister_inetaddr_notifier(&bond_inetaddr_notifier); bond_destroy_debugfs(); |