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-rw-r--r--drivers/net/bonding/Makefile3
-rw-r--r--drivers/net/bonding/bond_3ad.c333
-rw-r--r--drivers/net/bonding/bond_3ad.h10
-rw-r--r--drivers/net/bonding/bond_alb.c25
-rw-r--r--drivers/net/bonding/bond_ipv6.c218
-rw-r--r--drivers/net/bonding/bond_main.c315
-rw-r--r--drivers/net/bonding/bond_sysfs.c150
-rw-r--r--drivers/net/bonding/bonding.h39
8 files changed, 803 insertions, 290 deletions
diff --git a/drivers/net/bonding/Makefile b/drivers/net/bonding/Makefile
index 5cdae2bc055a..6f9c6faef24c 100644
--- a/drivers/net/bonding/Makefile
+++ b/drivers/net/bonding/Makefile
@@ -6,3 +6,6 @@ obj-$(CONFIG_BONDING) += bonding.o
bonding-objs := bond_main.o bond_3ad.o bond_alb.o bond_sysfs.o
+ipv6-$(subst m,y,$(CONFIG_IPV6)) += bond_ipv6.o
+bonding-objs += $(ipv6-y)
+
diff --git a/drivers/net/bonding/bond_3ad.c b/drivers/net/bonding/bond_3ad.c
index 6106660a4a44..78f645d6471a 100644
--- a/drivers/net/bonding/bond_3ad.c
+++ b/drivers/net/bonding/bond_3ad.c
@@ -27,6 +27,7 @@
#include <linux/netdevice.h>
#include <linux/spinlock.h>
#include <linux/ethtool.h>
+#include <linux/etherdevice.h>
#include <linux/if_bonding.h>
#include <linux/pkt_sched.h>
#include <net/net_namespace.h>
@@ -236,6 +237,17 @@ static inline struct aggregator *__get_next_agg(struct aggregator *aggregator)
return &(SLAVE_AD_INFO(slave->next).aggregator);
}
+/*
+ * __agg_has_partner
+ *
+ * Return nonzero if aggregator has a partner (denoted by a non-zero ether
+ * address for the partner). Return 0 if not.
+ */
+static inline int __agg_has_partner(struct aggregator *agg)
+{
+ return !is_zero_ether_addr(agg->partner_system.mac_addr_value);
+}
+
/**
* __disable_port - disable the port's slave
* @port: the port we're looking at
@@ -274,14 +286,14 @@ static inline int __port_is_enabled(struct port *port)
* __get_agg_selection_mode - get the aggregator selection mode
* @port: the port we're looking at
*
- * Get the aggregator selection mode. Can be %BANDWIDTH or %COUNT.
+ * Get the aggregator selection mode. Can be %STABLE, %BANDWIDTH or %COUNT.
*/
static inline u32 __get_agg_selection_mode(struct port *port)
{
struct bonding *bond = __get_bond_by_port(port);
if (bond == NULL) {
- return AD_BANDWIDTH;
+ return BOND_AD_STABLE;
}
return BOND_AD_INFO(bond).agg_select_mode;
@@ -1414,9 +1426,82 @@ static void ad_port_selection_logic(struct port *port)
// else set ready=FALSE in all aggregator's ports
__set_agg_ports_ready(port->aggregator, __agg_ports_are_ready(port->aggregator));
- if (!__check_agg_selection_timer(port) && (aggregator = __get_first_agg(port))) {
- ad_agg_selection_logic(aggregator);
+ aggregator = __get_first_agg(port);
+ ad_agg_selection_logic(aggregator);
+}
+
+/*
+ * Decide if "agg" is a better choice for the new active aggregator that
+ * the current best, according to the ad_select policy.
+ */
+static struct aggregator *ad_agg_selection_test(struct aggregator *best,
+ struct aggregator *curr)
+{
+ /*
+ * 0. If no best, select current.
+ *
+ * 1. If the current agg is not individual, and the best is
+ * individual, select current.
+ *
+ * 2. If current agg is individual and the best is not, keep best.
+ *
+ * 3. Therefore, current and best are both individual or both not
+ * individual, so:
+ *
+ * 3a. If current agg partner replied, and best agg partner did not,
+ * select current.
+ *
+ * 3b. If current agg partner did not reply and best agg partner
+ * did reply, keep best.
+ *
+ * 4. Therefore, current and best both have partner replies or
+ * both do not, so perform selection policy:
+ *
+ * BOND_AD_COUNT: Select by count of ports. If count is equal,
+ * select by bandwidth.
+ *
+ * BOND_AD_STABLE, BOND_AD_BANDWIDTH: Select by bandwidth.
+ */
+ if (!best)
+ return curr;
+
+ if (!curr->is_individual && best->is_individual)
+ return curr;
+
+ if (curr->is_individual && !best->is_individual)
+ return best;
+
+ if (__agg_has_partner(curr) && !__agg_has_partner(best))
+ return curr;
+
+ if (!__agg_has_partner(curr) && __agg_has_partner(best))
+ return best;
+
+ switch (__get_agg_selection_mode(curr->lag_ports)) {
+ case BOND_AD_COUNT:
+ if (curr->num_of_ports > best->num_of_ports)
+ return curr;
+
+ if (curr->num_of_ports < best->num_of_ports)
+ return best;
+
+ /*FALLTHROUGH*/
+ case BOND_AD_STABLE:
+ case BOND_AD_BANDWIDTH:
+ if (__get_agg_bandwidth(curr) > __get_agg_bandwidth(best))
+ return curr;
+
+ break;
+
+ default:
+ printk(KERN_WARNING DRV_NAME
+ ": %s: Impossible agg select mode %d\n",
+ curr->slave->dev->master->name,
+ __get_agg_selection_mode(curr->lag_ports));
+ break;
}
+
+ return best;
}
/**
@@ -1424,156 +1509,138 @@ static void ad_port_selection_logic(struct port *port)
* @aggregator: the aggregator we're looking at
*
* It is assumed that only one aggregator may be selected for a team.
- * The logic of this function is to select (at first time) the aggregator with
- * the most ports attached to it, and to reselect the active aggregator only if
- * the previous aggregator has no more ports related to it.
+ *
+ * The logic of this function is to select the aggregator according to
+ * the ad_select policy:
+ *
+ * BOND_AD_STABLE: select the aggregator with the most ports attached to
+ * it, and to reselect the active aggregator only if the previous
+ * aggregator has no more ports related to it.
+ *
+ * BOND_AD_BANDWIDTH: select the aggregator with the highest total
+ * bandwidth, and reselect whenever a link state change takes place or the
+ * set of slaves in the bond changes.
+ *
+ * BOND_AD_COUNT: select the aggregator with largest number of ports
+ * (slaves), and reselect whenever a link state change takes place or the
+ * set of slaves in the bond changes.
*
* FIXME: this function MUST be called with the first agg in the bond, or
* __get_active_agg() won't work correctly. This function should be better
* called with the bond itself, and retrieve the first agg from it.
*/
-static void ad_agg_selection_logic(struct aggregator *aggregator)
+static void ad_agg_selection_logic(struct aggregator *agg)
{
- struct aggregator *best_aggregator = NULL, *active_aggregator = NULL;
- struct aggregator *last_active_aggregator = NULL, *origin_aggregator;
+ struct aggregator *best, *active, *origin;
struct port *port;
- u16 num_of_aggs=0;
- origin_aggregator = aggregator;
+ origin = agg;
- //get current active aggregator
- last_active_aggregator = __get_active_agg(aggregator);
+ active = __get_active_agg(agg);
+ best = active;
- // search for the aggregator with the most ports attached to it.
do {
- // count how many candidate lag's we have
- if (aggregator->lag_ports) {
- num_of_aggs++;
- }
- if (aggregator->is_active && !aggregator->is_individual && // if current aggregator is the active aggregator
- MAC_ADDRESS_COMPARE(&(aggregator->partner_system), &(null_mac_addr))) { // and partner answers to 802.3ad PDUs
- if (aggregator->num_of_ports) { // if any ports attached to the current aggregator
- best_aggregator=NULL; // disregard the best aggregator that was chosen by now
- break; // stop the selection of other aggregator if there are any ports attached to this active aggregator
- } else { // no ports attached to this active aggregator
- aggregator->is_active = 0; // mark this aggregator as not active anymore
+ agg->is_active = 0;
+
+ if (agg->num_of_ports)
+ best = ad_agg_selection_test(best, agg);
+
+ } while ((agg = __get_next_agg(agg)));
+
+ if (best &&
+ __get_agg_selection_mode(best->lag_ports) == BOND_AD_STABLE) {
+ /*
+ * For the STABLE policy, don't replace the old active
+ * aggregator if it's still active (it has an answering
+ * partner) or if both the best and active don't have an
+ * answering partner.
+ */
+ if (active && active->lag_ports &&
+ active->lag_ports->is_enabled &&
+ (__agg_has_partner(active) ||
+ (!__agg_has_partner(active) && !__agg_has_partner(best)))) {
+ if (!(!active->actor_oper_aggregator_key &&
+ best->actor_oper_aggregator_key)) {
+ best = NULL;
+ active->is_active = 1;
}
}
- if (aggregator->num_of_ports) { // if any ports attached
- if (best_aggregator) { // if there is a candidte aggregator
- //The reasons for choosing new best aggregator:
- // 1. if current agg is NOT individual and the best agg chosen so far is individual OR
- // current and best aggs are both individual or both not individual, AND
- // 2a. current agg partner reply but best agg partner do not reply OR
- // 2b. current agg partner reply OR current agg partner do not reply AND best agg partner also do not reply AND
- // current has more ports/bandwidth, or same amount of ports but current has faster ports, THEN
- // current agg become best agg so far
-
- //if current agg is NOT individual and the best agg chosen so far is individual change best_aggregator
- if (!aggregator->is_individual && best_aggregator->is_individual) {
- best_aggregator=aggregator;
- }
- // current and best aggs are both individual or both not individual
- else if ((aggregator->is_individual && best_aggregator->is_individual) ||
- (!aggregator->is_individual && !best_aggregator->is_individual)) {
- // current and best aggs are both individual or both not individual AND
- // current agg partner reply but best agg partner do not reply
- if ((MAC_ADDRESS_COMPARE(&(aggregator->partner_system), &(null_mac_addr)) &&
- !MAC_ADDRESS_COMPARE(&(best_aggregator->partner_system), &(null_mac_addr)))) {
- best_aggregator=aggregator;
- }
- // current agg partner reply OR current agg partner do not reply AND best agg partner also do not reply
- else if (! (!MAC_ADDRESS_COMPARE(&(aggregator->partner_system), &(null_mac_addr)) &&
- MAC_ADDRESS_COMPARE(&(best_aggregator->partner_system), &(null_mac_addr)))) {
- if ((__get_agg_selection_mode(aggregator->lag_ports) == AD_BANDWIDTH)&&
- (__get_agg_bandwidth(aggregator) > __get_agg_bandwidth(best_aggregator))) {
- best_aggregator=aggregator;
- } else if (__get_agg_selection_mode(aggregator->lag_ports) == AD_COUNT) {
- if (((aggregator->num_of_ports > best_aggregator->num_of_ports) &&
- (aggregator->actor_oper_aggregator_key & AD_SPEED_KEY_BITS))||
- ((aggregator->num_of_ports == best_aggregator->num_of_ports) &&
- ((u16)(aggregator->actor_oper_aggregator_key & AD_SPEED_KEY_BITS) >
- (u16)(best_aggregator->actor_oper_aggregator_key & AD_SPEED_KEY_BITS)))) {
- best_aggregator=aggregator;
- }
- }
- }
- }
- } else {
- best_aggregator=aggregator;
- }
- }
- aggregator->is_active = 0; // mark all aggregators as not active anymore
- } while ((aggregator = __get_next_agg(aggregator)));
-
- // if we have new aggregator selected, don't replace the old aggregator if it has an answering partner,
- // or if both old aggregator and new aggregator don't have answering partner
- if (best_aggregator) {
- if (last_active_aggregator && last_active_aggregator->lag_ports && last_active_aggregator->lag_ports->is_enabled &&
- (MAC_ADDRESS_COMPARE(&(last_active_aggregator->partner_system), &(null_mac_addr)) || // partner answers OR
- (!MAC_ADDRESS_COMPARE(&(last_active_aggregator->partner_system), &(null_mac_addr)) && // both old and new
- !MAC_ADDRESS_COMPARE(&(best_aggregator->partner_system), &(null_mac_addr)))) // partner do not answer
- ) {
- // if new aggregator has link, and old aggregator does not, replace old aggregator.(do nothing)
- // -> don't replace otherwise.
- if (!(!last_active_aggregator->actor_oper_aggregator_key && best_aggregator->actor_oper_aggregator_key)) {
- best_aggregator=NULL;
- last_active_aggregator->is_active = 1; // don't replace good old aggregator
+ }
- }
- }
+ if (best && (best == active)) {
+ best = NULL;
+ active->is_active = 1;
}
// if there is new best aggregator, activate it
- if (best_aggregator) {
- for (aggregator = __get_first_agg(best_aggregator->lag_ports);
- aggregator;
- aggregator = __get_next_agg(aggregator)) {
-
- dprintk("Agg=%d; Ports=%d; a key=%d; p key=%d; Indiv=%d; Active=%d\n",
- aggregator->aggregator_identifier, aggregator->num_of_ports,
- aggregator->actor_oper_aggregator_key, aggregator->partner_oper_aggregator_key,
- aggregator->is_individual, aggregator->is_active);
+ if (best) {
+ dprintk("best Agg=%d; P=%d; a k=%d; p k=%d; Ind=%d; Act=%d\n",
+ best->aggregator_identifier, best->num_of_ports,
+ best->actor_oper_aggregator_key,
+ best->partner_oper_aggregator_key,
+ best->is_individual, best->is_active);
+ dprintk("best ports %p slave %p %s\n",
+ best->lag_ports, best->slave,
+ best->slave ? best->slave->dev->name : "NULL");
+
+ for (agg = __get_first_agg(best->lag_ports); agg;
+ agg = __get_next_agg(agg)) {
+
+ dprintk("Agg=%d; P=%d; a k=%d; p k=%d; Ind=%d; Act=%d\n",
+ agg->aggregator_identifier, agg->num_of_ports,
+ agg->actor_oper_aggregator_key,
+ agg->partner_oper_aggregator_key,
+ agg->is_individual, agg->is_active);
}
// check if any partner replys
- if (best_aggregator->is_individual) {
- printk(KERN_WARNING DRV_NAME ": %s: Warning: No 802.3ad response from "
- "the link partner for any adapters in the bond\n",
- best_aggregator->slave->dev->master->name);
- }
-
- // check if there are more than one aggregator
- if (num_of_aggs > 1) {
- dprintk("Warning: More than one Link Aggregation Group was "
- "found in the bond. Only one group will function in the bond\n");
+ if (best->is_individual) {
+ printk(KERN_WARNING DRV_NAME ": %s: Warning: No 802.3ad"
+ " response from the link partner for any"
+ " adapters in the bond\n",
+ best->slave->dev->master->name);
}
- best_aggregator->is_active = 1;
- dprintk("LAG %d choosed as the active LAG\n", best_aggregator->aggregator_identifier);
- dprintk("Agg=%d; Ports=%d; a key=%d; p key=%d; Indiv=%d; Active=%d\n",
- best_aggregator->aggregator_identifier, best_aggregator->num_of_ports,
- best_aggregator->actor_oper_aggregator_key, best_aggregator->partner_oper_aggregator_key,
- best_aggregator->is_individual, best_aggregator->is_active);
+ best->is_active = 1;
+ dprintk("LAG %d chosen as the active LAG\n",
+ best->aggregator_identifier);
+ dprintk("Agg=%d; P=%d; a k=%d; p k=%d; Ind=%d; Act=%d\n",
+ best->aggregator_identifier, best->num_of_ports,
+ best->actor_oper_aggregator_key,
+ best->partner_oper_aggregator_key,
+ best->is_individual, best->is_active);
// disable the ports that were related to the former active_aggregator
- if (last_active_aggregator) {
- for (port=last_active_aggregator->lag_ports; port; port=port->next_port_in_aggregator) {
+ if (active) {
+ for (port = active->lag_ports; port;
+ port = port->next_port_in_aggregator) {
__disable_port(port);
}
}
}
- // if the selected aggregator is of join individuals(partner_system is NULL), enable their ports
- active_aggregator = __get_active_agg(origin_aggregator);
+ /*
+ * if the selected aggregator is of join individuals
+ * (partner_system is NULL), enable their ports
+ */
+ active = __get_active_agg(origin);
- if (active_aggregator) {
- if (!MAC_ADDRESS_COMPARE(&(active_aggregator->partner_system), &(null_mac_addr))) {
- for (port=active_aggregator->lag_ports; port; port=port->next_port_in_aggregator) {
+ if (active) {
+ if (!__agg_has_partner(active)) {
+ for (port = active->lag_ports; port;
+ port = port->next_port_in_aggregator) {
__enable_port(port);
}
}
}
+
+ if (origin->slave) {
+ struct bonding *bond;
+
+ bond = bond_get_bond_by_slave(origin->slave);
+ if (bond)
+ bond_3ad_set_carrier(bond);
+ }
}
/**
@@ -1830,6 +1897,19 @@ static void ad_initialize_lacpdu(struct lacpdu *lacpdu)
// Check aggregators status in team every T seconds
#define AD_AGGREGATOR_SELECTION_TIMER 8
+/*
+ * bond_3ad_initiate_agg_selection(struct bonding *bond)
+ *
+ * Set the aggregation selection timer, to initiate an agg selection in
+ * the very near future. Called during first initialization, and during
+ * any down to up transitions of the bond.
+ */
+void bond_3ad_initiate_agg_selection(struct bonding *bond, int timeout)
+{
+ BOND_AD_INFO(bond).agg_select_timer = timeout;
+ BOND_AD_INFO(bond).agg_select_mode = bond->params.ad_select;
+}
+
static u16 aggregator_identifier;
/**
@@ -1854,9 +1934,9 @@ void bond_3ad_initialize(struct bonding *bond, u16 tick_resolution, int lacp_fas
// initialize how many times this module is called in one second(should be about every 100ms)
ad_ticks_per_sec = tick_resolution;
- // initialize the aggregator selection timer(to activate an aggregation selection after initialize)
- BOND_AD_INFO(bond).agg_select_timer = (AD_AGGREGATOR_SELECTION_TIMER * ad_ticks_per_sec);
- BOND_AD_INFO(bond).agg_select_mode = AD_BANDWIDTH;
+ bond_3ad_initiate_agg_selection(bond,
+ AD_AGGREGATOR_SELECTION_TIMER *
+ ad_ticks_per_sec);
}
}
@@ -2346,7 +2426,7 @@ int bond_3ad_get_active_agg_info(struct bonding *bond, struct ad_info *ad_info)
int bond_3ad_xmit_xor(struct sk_buff *skb, struct net_device *dev)
{
struct slave *slave, *start_at;
- struct bonding *bond = dev->priv;
+ struct bonding *bond = netdev_priv(dev);
int slave_agg_no;
int slaves_in_agg;
int agg_id;
@@ -2426,7 +2506,7 @@ out:
int bond_3ad_lacpdu_recv(struct sk_buff *skb, struct net_device *dev, struct packet_type* ptype, struct net_device *orig_dev)
{
- struct bonding *bond = dev->priv;
+ struct bonding *bond = netdev_priv(dev);
struct slave *slave = NULL;
int ret = NET_RX_DROP;
@@ -2437,7 +2517,8 @@ int bond_3ad_lacpdu_recv(struct sk_buff *skb, struct net_device *dev, struct pac
goto out;
read_lock(&bond->lock);
- slave = bond_get_slave_by_dev((struct bonding *)dev->priv, orig_dev);
+ slave = bond_get_slave_by_dev((struct bonding *)netdev_priv(dev),
+ orig_dev);
if (!slave)
goto out_unlock;
diff --git a/drivers/net/bonding/bond_3ad.h b/drivers/net/bonding/bond_3ad.h
index b5ee45f6d55a..a803fe05f63e 100644
--- a/drivers/net/bonding/bond_3ad.h
+++ b/drivers/net/bonding/bond_3ad.h
@@ -42,10 +42,11 @@ typedef struct mac_addr {
u8 mac_addr_value[ETH_ALEN];
} mac_addr_t;
-typedef enum {
- AD_BANDWIDTH = 0,
- AD_COUNT
-} agg_selection_t;
+enum {
+ BOND_AD_STABLE = 0,
+ BOND_AD_BANDWIDTH = 1,
+ BOND_AD_COUNT = 2,
+};
// rx machine states(43.4.11 in the 802.3ad standard)
typedef enum {
@@ -277,6 +278,7 @@ void bond_3ad_initialize(struct bonding *bond, u16 tick_resolution, int lacp_fas
int bond_3ad_bind_slave(struct slave *slave);
void bond_3ad_unbind_slave(struct slave *slave);
void bond_3ad_state_machine_handler(struct work_struct *);
+void bond_3ad_initiate_agg_selection(struct bonding *bond, int timeout);
void bond_3ad_adapter_speed_changed(struct slave *slave);
void bond_3ad_adapter_duplex_changed(struct slave *slave);
void bond_3ad_handle_link_change(struct slave *slave, char link);
diff --git a/drivers/net/bonding/bond_alb.c b/drivers/net/bonding/bond_alb.c
index 87437c788476..f0dde1888c71 100644
--- a/drivers/net/bonding/bond_alb.c
+++ b/drivers/net/bonding/bond_alb.c
@@ -346,14 +346,18 @@ static void rlb_update_entry_from_arp(struct bonding *bond, struct arp_pkt *arp)
static int rlb_arp_recv(struct sk_buff *skb, struct net_device *bond_dev, struct packet_type *ptype, struct net_device *orig_dev)
{
- struct bonding *bond = bond_dev->priv;
+ struct bonding *bond;
struct arp_pkt *arp = (struct arp_pkt *)skb->data;
int res = NET_RX_DROP;
if (dev_net(bond_dev) != &init_net)
goto out;
- if (!(bond_dev->flags & IFF_MASTER))
+ while (bond_dev->priv_flags & IFF_802_1Q_VLAN)
+ bond_dev = vlan_dev_real_dev(bond_dev);
+
+ if (!(bond_dev->priv_flags & IFF_BONDING) ||
+ !(bond_dev->flags & IFF_MASTER))
goto out;
if (!arp) {
@@ -368,6 +372,9 @@ static int rlb_arp_recv(struct sk_buff *skb, struct net_device *bond_dev, struct
if (arp->op_code == htons(ARPOP_REPLY)) {
/* update rx hash table for this ARP */
+ printk("rar: update orig %s bond_dev %s\n", orig_dev->name,
+ bond_dev->name);
+ bond = netdev_priv(bond_dev);
rlb_update_entry_from_arp(bond, arp);
dprintk("Server received an ARP Reply from client\n");
}
@@ -818,7 +825,7 @@ static int rlb_initialize(struct bonding *bond)
/*initialize packet type*/
pk_type->type = __constant_htons(ETH_P_ARP);
- pk_type->dev = bond->dev;
+ pk_type->dev = NULL;
pk_type->func = rlb_arp_recv;
/* register to receive ARPs */
@@ -1211,11 +1218,6 @@ static int alb_set_mac_address(struct bonding *bond, void *addr)
}
bond_for_each_slave(bond, slave, i) {
- if (slave->dev->set_mac_address == NULL) {
- res = -EOPNOTSUPP;
- goto unwind;
- }
-
/* save net_device's current hw address */
memcpy(tmp_addr, slave->dev->dev_addr, ETH_ALEN);
@@ -1224,9 +1226,8 @@ static int alb_set_mac_address(struct bonding *bond, void *addr)
/* restore net_device's hw address */
memcpy(slave->dev->dev_addr, tmp_addr, ETH_ALEN);
- if (res) {
+ if (res)
goto unwind;
- }
}
return 0;
@@ -1285,7 +1286,7 @@ void bond_alb_deinitialize(struct bonding *bond)
int bond_alb_xmit(struct sk_buff *skb, struct net_device *bond_dev)
{
- struct bonding *bond = bond_dev->priv;
+ struct bonding *bond = netdev_priv(bond_dev);
struct ethhdr *eth_data;
struct alb_bond_info *bond_info = &(BOND_ALB_INFO(bond));
struct slave *tx_slave = NULL;
@@ -1706,7 +1707,7 @@ void bond_alb_handle_active_change(struct bonding *bond, struct slave *new_slave
*/
int bond_alb_set_mac_address(struct net_device *bond_dev, void *addr)
{
- struct bonding *bond = bond_dev->priv;
+ struct bonding *bond = netdev_priv(bond_dev);
struct sockaddr *sa = addr;
struct slave *slave, *swap_slave;
int res;
diff --git a/drivers/net/bonding/bond_ipv6.c b/drivers/net/bonding/bond_ipv6.c
new file mode 100644
index 000000000000..7c78b7bf671c
--- /dev/null
+++ b/drivers/net/bonding/bond_ipv6.c
@@ -0,0 +1,218 @@
+/*
+ * Copyright(c) 2008 Hewlett-Packard Development Company, L.P.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+ * for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ *
+ * The full GNU General Public License is included in this distribution in the
+ * file called LICENSE.
+ *
+ */
+
+//#define BONDING_DEBUG 1
+
+#include <linux/types.h>
+#include <linux/if_vlan.h>
+#include <net/ipv6.h>
+#include <net/ndisc.h>
+#include <net/addrconf.h>
+#include "bonding.h"
+
+/*
+ * Assign bond->master_ipv6 to the next IPv6 address in the list, or
+ * zero it out if there are none.
+ */
+static void bond_glean_dev_ipv6(struct net_device *dev, struct in6_addr *addr)
+{
+ struct inet6_dev *idev;
+ struct inet6_ifaddr *ifa;
+
+ if (!dev)
+ return;
+
+ idev = in6_dev_get(dev);
+ if (!idev)
+ return;
+
+ read_lock_bh(&idev->lock);
+ ifa = idev->addr_list;
+ if (ifa)
+ ipv6_addr_copy(addr, &ifa->addr);
+ else
+ ipv6_addr_set(addr, 0, 0, 0, 0);
+
+ read_unlock_bh(&idev->lock);
+
+ in6_dev_put(idev);
+}
+
+static void bond_na_send(struct net_device *slave_dev,
+ struct in6_addr *daddr,
+ int router,
+ unsigned short vlan_id)
+{
+ struct in6_addr mcaddr;
+ struct icmp6hdr icmp6h = {
+ .icmp6_type = NDISC_NEIGHBOUR_ADVERTISEMENT,
+ };
+ struct sk_buff *skb;
+
+ icmp6h.icmp6_router = router;
+ icmp6h.icmp6_solicited = 0;
+ icmp6h.icmp6_override = 1;
+
+ addrconf_addr_solict_mult(daddr, &mcaddr);
+
+ dprintk("ipv6 na on slave %s: dest %pI6, src %pI6\n",
+ slave->name, &mcaddr, daddr);
+
+ skb = ndisc_build_skb(slave_dev, &mcaddr, daddr, &icmp6h, daddr,
+ ND_OPT_TARGET_LL_ADDR);
+
+ if (!skb) {
+ printk(KERN_ERR DRV_NAME ": NA packet allocation failed\n");
+ return;
+ }
+
+ if (vlan_id) {
+ skb = vlan_put_tag(skb, vlan_id);
+ if (!skb) {
+ printk(KERN_ERR DRV_NAME ": failed to insert VLAN tag\n");
+ return;
+ }
+ }
+
+ ndisc_send_skb(skb, slave_dev, NULL, &mcaddr, daddr, &icmp6h);
+}
+
+/*
+ * Kick out an unsolicited Neighbor Advertisement for an IPv6 address on
+ * the bonding master. This will help the switch learn our address
+ * if in active-backup mode.
+ *
+ * Caller must hold curr_slave_lock for read or better
+ */
+void bond_send_unsolicited_na(struct bonding *bond)
+{
+ struct slave *slave = bond->curr_active_slave;
+ struct vlan_entry *vlan;
+ struct inet6_dev *idev;
+ int is_router;
+
+ dprintk("bond_send_unsol_na: bond %s slave %s\n", bond->dev->name,
+ slave ? slave->dev->name : "NULL");
+
+ if (!slave || !bond->send_unsol_na ||
+ test_bit(__LINK_STATE_LINKWATCH_PENDING, &slave->dev->state))
+ return;
+
+ bond->send_unsol_na--;
+
+ idev = in6_dev_get(bond->dev);
+ if (!idev)
+ return;
+
+ is_router = !!idev->cnf.forwarding;
+
+ in6_dev_put(idev);
+
+ if (!ipv6_addr_any(&bond->master_ipv6))
+ bond_na_send(slave->dev, &bond->master_ipv6, is_router, 0);
+
+ list_for_each_entry(vlan, &bond->vlan_list, vlan_list) {
+ if (!ipv6_addr_any(&vlan->vlan_ipv6)) {
+ bond_na_send(slave->dev, &vlan->vlan_ipv6, is_router,
+ vlan->vlan_id);
+ }
+ }
+}
+
+/*
+ * bond_inet6addr_event: handle inet6addr notifier chain events.
+ *
+ * We keep track of device IPv6 addresses primarily to use as source
+ * addresses in NS probes.
+ *
+ * We track one IPv6 for the main device (if it has one).
+ */
+static int bond_inet6addr_event(struct notifier_block *this,
+ unsigned long event,
+ void *ptr)
+{
+ struct inet6_ifaddr *ifa = ptr;
+ struct net_device *vlan_dev, *event_dev = ifa->idev->dev;
+ struct bonding *bond;
+ struct vlan_entry *vlan;
+
+ if (dev_net(event_dev) != &init_net)
+ return NOTIFY_DONE;
+
+ list_for_each_entry(bond, &bond_dev_list, bond_list) {
+ if (bond->dev == event_dev) {
+ switch (event) {
+ case NETDEV_UP:
+ if (ipv6_addr_any(&bond->master_ipv6))
+ ipv6_addr_copy(&bond->master_ipv6,
+ &ifa->addr);
+ return NOTIFY_OK;
+ case NETDEV_DOWN:
+ if (ipv6_addr_equal(&bond->master_ipv6,
+ &ifa->addr))
+ bond_glean_dev_ipv6(bond->dev,
+ &bond->master_ipv6);
+ return NOTIFY_OK;
+ default:
+ return NOTIFY_DONE;
+ }
+ }
+
+ list_for_each_entry(vlan, &bond->vlan_list, vlan_list) {
+ vlan_dev = vlan_group_get_device(bond->vlgrp,
+ vlan->vlan_id);
+ if (vlan_dev == event_dev) {
+ switch (event) {
+ case NETDEV_UP:
+ if (ipv6_addr_any(&vlan->vlan_ipv6))
+ ipv6_addr_copy(&vlan->vlan_ipv6,
+ &ifa->addr);
+ return NOTIFY_OK;
+ case NETDEV_DOWN:
+ if (ipv6_addr_equal(&vlan->vlan_ipv6,
+ &ifa->addr))
+ bond_glean_dev_ipv6(vlan_dev,
+ &vlan->vlan_ipv6);
+ return NOTIFY_OK;
+ default:
+ return NOTIFY_DONE;
+ }
+ }
+ }
+ }
+ return NOTIFY_DONE;
+}
+
+static struct notifier_block bond_inet6addr_notifier = {
+ .notifier_call = bond_inet6addr_event,
+};
+
+void bond_register_ipv6_notifier(void)
+{
+ register_inet6addr_notifier(&bond_inet6addr_notifier);
+}
+
+void bond_unregister_ipv6_notifier(void)
+{
+ unregister_inet6addr_notifier(&bond_inet6addr_notifier);
+}
+
diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c
index a3efba59eee9..a339a8052737 100644
--- a/drivers/net/bonding/bond_main.c
+++ b/drivers/net/bonding/bond_main.c
@@ -89,6 +89,7 @@
static int max_bonds = BOND_DEFAULT_MAX_BONDS;
static int num_grat_arp = 1;
+static int num_unsol_na = 1;
static int miimon = BOND_LINK_MON_INTERV;
static int updelay = 0;
static int downdelay = 0;
@@ -96,6 +97,7 @@ static int use_carrier = 1;
static char *mode = NULL;
static char *primary = NULL;
static char *lacp_rate = NULL;
+static char *ad_select = NULL;
static char *xmit_hash_policy = NULL;
static int arp_interval = BOND_LINK_ARP_INTERV;
static char *arp_ip_target[BOND_MAX_ARP_TARGETS] = { NULL, };
@@ -107,6 +109,8 @@ module_param(max_bonds, int, 0);
MODULE_PARM_DESC(max_bonds, "Max number of bonded devices");
module_param(num_grat_arp, int, 0644);
MODULE_PARM_DESC(num_grat_arp, "Number of gratuitous ARP packets to send on failover event");
+module_param(num_unsol_na, int, 0644);
+MODULE_PARM_DESC(num_unsol_na, "Number of unsolicited IPv6 Neighbor Advertisements packets to send on failover event");
module_param(miimon, int, 0);
MODULE_PARM_DESC(miimon, "Link check interval in milliseconds");
module_param(updelay, int, 0);
@@ -127,6 +131,8 @@ MODULE_PARM_DESC(primary, "Primary network device to use");
module_param(lacp_rate, charp, 0);
MODULE_PARM_DESC(lacp_rate, "LACPDU tx rate to request from 802.3ad partner "
"(slow/fast)");
+module_param(ad_select, charp, 0);
+MODULE_PARM_DESC(ad_select, "803.ad aggregation selection logic: stable (0, default), bandwidth (1), count (2)");
module_param(xmit_hash_policy, charp, 0);
MODULE_PARM_DESC(xmit_hash_policy, "XOR hashing method: 0 for layer 2 (default)"
", 1 for layer 3+4");
@@ -197,6 +203,13 @@ struct bond_parm_tbl fail_over_mac_tbl[] = {
{ NULL, -1},
};
+struct bond_parm_tbl ad_select_tbl[] = {
+{ "stable", BOND_AD_STABLE},
+{ "bandwidth", BOND_AD_BANDWIDTH},
+{ "count", BOND_AD_COUNT},
+{ NULL, -1},
+};
+
/*-------------------------- Forward declarations ---------------------------*/
static void bond_send_gratuitous_arp(struct bonding *bond);
@@ -242,14 +255,13 @@ static int bond_add_vlan(struct bonding *bond, unsigned short vlan_id)
dprintk("bond: %s, vlan id %d\n",
(bond ? bond->dev->name: "None"), vlan_id);
- vlan = kmalloc(sizeof(struct vlan_entry), GFP_KERNEL);
+ vlan = kzalloc(sizeof(struct vlan_entry), GFP_KERNEL);
if (!vlan) {
return -ENOMEM;
}
INIT_LIST_HEAD(&vlan->vlan_list);
vlan->vlan_id = vlan_id;
- vlan->vlan_ip = 0;
write_lock_bh(&bond->lock);
@@ -442,7 +454,7 @@ int bond_dev_queue_xmit(struct bonding *bond, struct sk_buff *skb, struct net_de
*/
static void bond_vlan_rx_register(struct net_device *bond_dev, struct vlan_group *grp)
{
- struct bonding *bond = bond_dev->priv;
+ struct bonding *bond = netdev_priv(bond_dev);
struct slave *slave;
int i;
@@ -450,10 +462,11 @@ static void bond_vlan_rx_register(struct net_device *bond_dev, struct vlan_group
bond_for_each_slave(bond, slave, i) {
struct net_device *slave_dev = slave->dev;
+ const struct net_device_ops *slave_ops = slave_dev->netdev_ops;
if ((slave_dev->features & NETIF_F_HW_VLAN_RX) &&
- slave_dev->vlan_rx_register) {
- slave_dev->vlan_rx_register(slave_dev, grp);
+ slave_ops->ndo_vlan_rx_register) {
+ slave_ops->ndo_vlan_rx_register(slave_dev, grp);
}
}
}
@@ -465,16 +478,17 @@ static void bond_vlan_rx_register(struct net_device *bond_dev, struct vlan_group
*/
static void bond_vlan_rx_add_vid(struct net_device *bond_dev, uint16_t vid)
{
- struct bonding *bond = bond_dev->priv;
+ struct bonding *bond = netdev_priv(bond_dev);
struct slave *slave;
int i, res;
bond_for_each_slave(bond, slave, i) {
struct net_device *slave_dev = slave->dev;
+ const struct net_device_ops *slave_ops = slave_dev->netdev_ops;
if ((slave_dev->features & NETIF_F_HW_VLAN_FILTER) &&
- slave_dev->vlan_rx_add_vid) {
- slave_dev->vlan_rx_add_vid(slave_dev, vid);
+ slave_ops->ndo_vlan_rx_add_vid) {
+ slave_ops->ndo_vlan_rx_add_vid(slave_dev, vid);
}
}
@@ -493,21 +507,22 @@ static void bond_vlan_rx_add_vid(struct net_device *bond_dev, uint16_t vid)
*/
static void bond_vlan_rx_kill_vid(struct net_device *bond_dev, uint16_t vid)
{
- struct bonding *bond = bond_dev->priv;
+ struct bonding *bond = netdev_priv(bond_dev);
struct slave *slave;
struct net_device *vlan_dev;
int i, res;
bond_for_each_slave(bond, slave, i) {
struct net_device *slave_dev = slave->dev;
+ const struct net_device_ops *slave_ops = slave_dev->netdev_ops;
if ((slave_dev->features & NETIF_F_HW_VLAN_FILTER) &&
- slave_dev->vlan_rx_kill_vid) {
+ slave_ops->ndo_vlan_rx_kill_vid) {
/* Save and then restore vlan_dev in the grp array,
* since the slave's driver might clear it.
*/
vlan_dev = vlan_group_get_device(bond->vlgrp, vid);
- slave_dev->vlan_rx_kill_vid(slave_dev, vid);
+ slave_ops->ndo_vlan_rx_kill_vid(slave_dev, vid);
vlan_group_set_device(bond->vlgrp, vid, vlan_dev);
}
}
@@ -523,26 +538,23 @@ static void bond_vlan_rx_kill_vid(struct net_device *bond_dev, uint16_t vid)
static void bond_add_vlans_on_slave(struct bonding *bond, struct net_device *slave_dev)
{
struct vlan_entry *vlan;
+ const struct net_device_ops *slave_ops = slave_dev->netdev_ops;
write_lock_bh(&bond->lock);
- if (list_empty(&bond->vlan_list)) {
+ if (list_empty(&bond->vlan_list))
goto out;
- }
if ((slave_dev->features & NETIF_F_HW_VLAN_RX) &&
- slave_dev->vlan_rx_register) {
- slave_dev->vlan_rx_register(slave_dev, bond->vlgrp);
- }
+ slave_ops->ndo_vlan_rx_register)
+ slave_ops->ndo_vlan_rx_register(slave_dev, bond->vlgrp);
if (!(slave_dev->features & NETIF_F_HW_VLAN_FILTER) ||
- !(slave_dev->vlan_rx_add_vid)) {
+ !(slave_ops->ndo_vlan_rx_add_vid))
goto out;
- }
- list_for_each_entry(vlan, &bond->vlan_list, vlan_list) {
- slave_dev->vlan_rx_add_vid(slave_dev, vlan->vlan_id);
- }
+ list_for_each_entry(vlan, &bond->vlan_list, vlan_list)
+ slave_ops->ndo_vlan_rx_add_vid(slave_dev, vlan->vlan_id);
out:
write_unlock_bh(&bond->lock);
@@ -550,34 +562,32 @@ out:
static void bond_del_vlans_from_slave(struct bonding *bond, struct net_device *slave_dev)
{
+ const struct net_device_ops *slave_ops = slave_dev->netdev_ops;
struct vlan_entry *vlan;
struct net_device *vlan_dev;
write_lock_bh(&bond->lock);
- if (list_empty(&bond->vlan_list)) {
+ if (list_empty(&bond->vlan_list))
goto out;
- }
if (!(slave_dev->features & NETIF_F_HW_VLAN_FILTER) ||
- !(slave_dev->vlan_rx_kill_vid)) {
+ !(slave_ops->ndo_vlan_rx_kill_vid))
goto unreg;
- }
list_for_each_entry(vlan, &bond->vlan_list, vlan_list) {
/* Save and then restore vlan_dev in the grp array,
* since the slave's driver might clear it.
*/
vlan_dev = vlan_group_get_device(bond->vlgrp, vlan->vlan_id);
- slave_dev->vlan_rx_kill_vid(slave_dev, vlan->vlan_id);
+ slave_ops->ndo_vlan_rx_kill_vid(slave_dev, vlan->vlan_id);
vlan_group_set_device(bond->vlgrp, vlan->vlan_id, vlan_dev);
}
unreg:
if ((slave_dev->features & NETIF_F_HW_VLAN_RX) &&
- slave_dev->vlan_rx_register) {
- slave_dev->vlan_rx_register(slave_dev, NULL);
- }
+ slave_ops->ndo_vlan_rx_register)
+ slave_ops->ndo_vlan_rx_register(slave_dev, NULL);
out:
write_unlock_bh(&bond->lock);
@@ -686,15 +696,15 @@ static int bond_update_speed_duplex(struct slave *slave)
*/
static int bond_check_dev_link(struct bonding *bond, struct net_device *slave_dev, int reporting)
{
+ const struct net_device_ops *slave_ops = slave_dev->netdev_ops;
static int (* ioctl)(struct net_device *, struct ifreq *, int);
struct ifreq ifr;
struct mii_ioctl_data *mii;
- if (bond->params.use_carrier) {
+ if (bond->params.use_carrier)
return netif_carrier_ok(slave_dev) ? BMSR_LSTATUS : 0;
- }
- ioctl = slave_dev->do_ioctl;
+ ioctl = slave_ops->ndo_do_ioctl;
if (ioctl) {
/* TODO: set pointer to correct ioctl on a per team member */
/* bases to make this more efficient. that is, once */
@@ -927,7 +937,7 @@ static int bond_mc_list_copy(struct dev_mc_list *mc_list, struct bonding *bond,
*/
static void bond_mc_list_flush(struct net_device *bond_dev, struct net_device *slave_dev)
{
- struct bonding *bond = bond_dev->priv;
+ struct bonding *bond = netdev_priv(bond_dev);
struct dev_mc_list *dmi;
for (dmi = bond_dev->mc_list; dmi; dmi = dmi->next) {
@@ -1208,6 +1218,9 @@ void bond_change_active_slave(struct bonding *bond, struct slave *new_active)
bond->send_grat_arp = bond->params.num_grat_arp;
bond_send_gratuitous_arp(bond);
+ bond->send_unsol_na = bond->params.num_unsol_na;
+ bond_send_unsolicited_na(bond);
+
write_unlock_bh(&bond->curr_slave_lock);
read_unlock(&bond->lock);
@@ -1364,14 +1377,12 @@ done:
return 0;
}
-
static void bond_setup_by_slave(struct net_device *bond_dev,
struct net_device *slave_dev)
{
- struct bonding *bond = bond_dev->priv;
+ struct bonding *bond = netdev_priv(bond_dev);
- bond_dev->neigh_setup = slave_dev->neigh_setup;
- bond_dev->header_ops = slave_dev->header_ops;
+ bond_dev->header_ops = slave_dev->header_ops;
bond_dev->type = slave_dev->type;
bond_dev->hard_header_len = slave_dev->hard_header_len;
@@ -1385,7 +1396,8 @@ static void bond_setup_by_slave(struct net_device *bond_dev,
/* enslave device <slave> to bond device <master> */
int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
{
- struct bonding *bond = bond_dev->priv;
+ struct bonding *bond = netdev_priv(bond_dev);
+ const struct net_device_ops *slave_ops = slave_dev->netdev_ops;
struct slave *new_slave = NULL;
struct dev_mc_list *dmi;
struct sockaddr addr;
@@ -1394,7 +1406,7 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
int res = 0;
if (!bond->params.use_carrier && slave_dev->ethtool_ops == NULL &&
- slave_dev->do_ioctl == NULL) {
+ slave_ops->ndo_do_ioctl == NULL) {
printk(KERN_WARNING DRV_NAME
": %s: Warning: no link monitoring support for %s\n",
bond_dev->name, slave_dev->name);
@@ -1476,7 +1488,7 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
goto err_undo_flags;
}
- if (slave_dev->set_mac_address == NULL) {
+ if (slave_ops->ndo_set_mac_address == NULL) {
if (bond->slave_cnt == 0) {
printk(KERN_WARNING DRV_NAME
": %s: Warning: The first slave device "
@@ -1787,11 +1799,10 @@ err_undo_flags:
*/
int bond_release(struct net_device *bond_dev, struct net_device *slave_dev)
{
- struct bonding *bond = bond_dev->priv;
+ struct bonding *bond = netdev_priv(bond_dev);
struct slave *slave, *oldcurrent;
struct sockaddr addr;
int mac_addr_differ;
- DECLARE_MAC_BUF(mac);
/* slave is not a slave or master is not master of this slave */
if (!(slave_dev->flags & IFF_SLAVE) ||
@@ -1820,11 +1831,11 @@ int bond_release(struct net_device *bond_dev, struct net_device *slave_dev)
if (!mac_addr_differ && (bond->slave_cnt > 1))
printk(KERN_WARNING DRV_NAME
": %s: Warning: the permanent HWaddr of %s - "
- "%s - is still in use by %s. "
+ "%pM - is still in use by %s. "
"Set the HWaddr of %s to a different address "
"to avoid conflicts.\n",
bond_dev->name, slave_dev->name,
- print_mac(mac, slave->perm_hwaddr),
+ slave->perm_hwaddr,
bond_dev->name, slave_dev->name);
}
@@ -1999,7 +2010,7 @@ static void bond_destructor(struct net_device *bond_dev)
*/
int bond_release_and_destroy(struct net_device *bond_dev, struct net_device *slave_dev)
{
- struct bonding *bond = bond_dev->priv;
+ struct bonding *bond = netdev_priv(bond_dev);
int ret;
ret = bond_release(bond_dev, slave_dev);
@@ -2016,7 +2027,7 @@ int bond_release_and_destroy(struct net_device *bond_dev, struct net_device *sl
*/
static int bond_release_all(struct net_device *bond_dev)
{
- struct bonding *bond = bond_dev->priv;
+ struct bonding *bond = netdev_priv(bond_dev);
struct slave *slave;
struct net_device *slave_dev;
struct sockaddr addr;
@@ -2147,7 +2158,7 @@ out:
*/
static int bond_ioctl_change_active(struct net_device *bond_dev, struct net_device *slave_dev)
{
- struct bonding *bond = bond_dev->priv;
+ struct bonding *bond = netdev_priv(bond_dev);
struct slave *old_active = NULL;
struct slave *new_active = NULL;
int res = 0;
@@ -2196,7 +2207,7 @@ static int bond_ioctl_change_active(struct net_device *bond_dev, struct net_devi
static int bond_info_query(struct net_device *bond_dev, struct ifbond *info)
{
- struct bonding *bond = bond_dev->priv;
+ struct bonding *bond = netdev_priv(bond_dev);
info->bond_mode = bond->params.mode;
info->miimon = bond->params.miimon;
@@ -2210,7 +2221,7 @@ static int bond_info_query(struct net_device *bond_dev, struct ifbond *info)
static int bond_slave_info_query(struct net_device *bond_dev, struct ifslave *info)
{
- struct bonding *bond = bond_dev->priv;
+ struct bonding *bond = netdev_priv(bond_dev);
struct slave *slave;
int i, found = 0;
@@ -2464,6 +2475,12 @@ void bond_mii_monitor(struct work_struct *work)
read_unlock(&bond->curr_slave_lock);
}
+ if (bond->send_unsol_na) {
+ read_lock(&bond->curr_slave_lock);
+ bond_send_unsolicited_na(bond);
+ read_unlock(&bond->curr_slave_lock);
+ }
+
if (bond_miimon_inspect(bond)) {
read_unlock(&bond->lock);
rtnl_lock();
@@ -2586,8 +2603,8 @@ static void bond_arp_send_all(struct bonding *bond, struct slave *slave)
if (rv) {
if (net_ratelimit()) {
printk(KERN_WARNING DRV_NAME
- ": %s: no route to arp_ip_target %u.%u.%u.%u\n",
- bond->dev->name, NIPQUAD(fl.fl4_dst));
+ ": %s: no route to arp_ip_target %pI4\n",
+ bond->dev->name, &fl.fl4_dst);
}
continue;
}
@@ -2623,8 +2640,8 @@ static void bond_arp_send_all(struct bonding *bond, struct slave *slave)
if (net_ratelimit()) {
printk(KERN_WARNING DRV_NAME
- ": %s: no path to arp_ip_target %u.%u.%u.%u via rt.dev %s\n",
- bond->dev->name, NIPQUAD(fl.fl4_dst),
+ ": %s: no path to arp_ip_target %pI4 via rt.dev %s\n",
+ bond->dev->name, &fl.fl4_dst,
rt->u.dst.dev ? rt->u.dst.dev->name : "NULL");
}
ip_rt_put(rt);
@@ -2673,10 +2690,8 @@ static void bond_validate_arp(struct bonding *bond, struct slave *slave, __be32
targets = bond->params.arp_targets;
for (i = 0; (i < BOND_MAX_ARP_TARGETS) && targets[i]; i++) {
- dprintk("bva: sip %u.%u.%u.%u tip %u.%u.%u.%u t[%d] "
- "%u.%u.%u.%u bhti(tip) %d\n",
- NIPQUAD(sip), NIPQUAD(tip), i, NIPQUAD(targets[i]),
- bond_has_this_ip(bond, tip));
+ dprintk("bva: sip %pI4 tip %pI4 t[%d] %pI4 bhti(tip) %d\n",
+ &sip, &tip, i, &targets[i], bond_has_this_ip(bond, tip));
if (sip == targets[i]) {
if (bond_has_this_ip(bond, tip))
slave->last_arp_rx = jiffies;
@@ -2699,7 +2714,7 @@ static int bond_arp_rcv(struct sk_buff *skb, struct net_device *dev, struct pack
if (!(dev->priv_flags & IFF_BONDING) || !(dev->flags & IFF_MASTER))
goto out;
- bond = dev->priv;
+ bond = netdev_priv(dev);
read_lock(&bond->lock);
dprintk("bond_arp_rcv: bond %s skb->dev %s orig_dev %s\n",
@@ -2728,10 +2743,10 @@ static int bond_arp_rcv(struct sk_buff *skb, struct net_device *dev, struct pack
arp_ptr += 4 + dev->addr_len;
memcpy(&tip, arp_ptr, 4);
- dprintk("bond_arp_rcv: %s %s/%d av %d sv %d sip %u.%u.%u.%u"
- " tip %u.%u.%u.%u\n", bond->dev->name, slave->dev->name,
- slave->state, bond->params.arp_validate,
- slave_do_arp_validate(bond, slave), NIPQUAD(sip), NIPQUAD(tip));
+ dprintk("bond_arp_rcv: %s %s/%d av %d sv %d sip %pI4 tip %pI4\n",
+ bond->dev->name, slave->dev->name, slave->state,
+ bond->params.arp_validate, slave_do_arp_validate(bond, slave),
+ &sip, &tip);
/*
* Backup slaves won't see the ARP reply, but do come through
@@ -3161,6 +3176,12 @@ void bond_activebackup_arp_mon(struct work_struct *work)
read_unlock(&bond->curr_slave_lock);
}
+ if (bond->send_unsol_na) {
+ read_lock(&bond->curr_slave_lock);
+ bond_send_unsolicited_na(bond);
+ read_unlock(&bond->curr_slave_lock);
+ }
+
if (bond_ab_arp_inspect(bond, delta_in_ticks)) {
read_unlock(&bond->lock);
rtnl_lock();
@@ -3239,7 +3260,6 @@ static void bond_info_show_master(struct seq_file *seq)
struct bonding *bond = seq->private;
struct slave *curr;
int i;
- u32 target;
read_lock(&bond->curr_slave_lock);
curr = bond->curr_active_slave;
@@ -3293,8 +3313,7 @@ static void bond_info_show_master(struct seq_file *seq)
continue;
if (printed)
seq_printf(seq, ",");
- target = ntohl(bond->params.arp_targets[i]);
- seq_printf(seq, " %d.%d.%d.%d", HIPQUAD(target));
+ seq_printf(seq, " %pI4", &bond->params.arp_targets[i]);
printed = 1;
}
seq_printf(seq, "\n");
@@ -3302,11 +3321,12 @@ static void bond_info_show_master(struct seq_file *seq)
if (bond->params.mode == BOND_MODE_8023AD) {
struct ad_info ad_info;
- DECLARE_MAC_BUF(mac);
seq_puts(seq, "\n802.3ad info\n");
seq_printf(seq, "LACP rate: %s\n",
(bond->params.lacp_fast) ? "fast" : "slow");
+ seq_printf(seq, "Aggregator selection policy (ad_select): %s\n",
+ ad_select_tbl[bond->params.ad_select].modename);
if (bond_3ad_get_active_agg_info(bond, &ad_info)) {
seq_printf(seq, "bond %s has no active aggregator\n",
@@ -3322,8 +3342,8 @@ static void bond_info_show_master(struct seq_file *seq)
ad_info.actor_key);
seq_printf(seq, "\tPartner Key: %d\n",
ad_info.partner_key);
- seq_printf(seq, "\tPartner Mac Address: %s\n",
- print_mac(mac, ad_info.partner_system));
+ seq_printf(seq, "\tPartner Mac Address: %pM\n",
+ ad_info.partner_system);
}
}
}
@@ -3331,7 +3351,6 @@ static void bond_info_show_master(struct seq_file *seq)
static void bond_info_show_slave(struct seq_file *seq, const struct slave *slave)
{
struct bonding *bond = seq->private;
- DECLARE_MAC_BUF(mac);
seq_printf(seq, "\nSlave Interface: %s\n", slave->dev->name);
seq_printf(seq, "MII Status: %s\n",
@@ -3339,9 +3358,7 @@ static void bond_info_show_slave(struct seq_file *seq, const struct slave *slave
seq_printf(seq, "Link Failure Count: %u\n",
slave->link_failure_count);
- seq_printf(seq,
- "Permanent HW addr: %s\n",
- print_mac(mac, slave->perm_hwaddr));
+ seq_printf(seq, "Permanent HW addr: %pM\n", slave->perm_hwaddr);
if (bond->params.mode == BOND_MODE_8023AD) {
const struct aggregator *agg
@@ -3506,7 +3523,7 @@ static int bond_event_changename(struct bonding *bond)
static int bond_master_netdev_event(unsigned long event, struct net_device *bond_dev)
{
- struct bonding *event_bond = bond_dev->priv;
+ struct bonding *event_bond = netdev_priv(bond_dev);
switch (event) {
case NETDEV_CHANGENAME:
@@ -3524,7 +3541,7 @@ static int bond_master_netdev_event(unsigned long event, struct net_device *bond
static int bond_slave_netdev_event(unsigned long event, struct net_device *slave_dev)
{
struct net_device *bond_dev = slave_dev->master;
- struct bonding *bond = bond_dev->priv;
+ struct bonding *bond = netdev_priv(bond_dev);
switch (event) {
case NETDEV_UNREGISTER:
@@ -3775,7 +3792,7 @@ static int bond_xmit_hash_policy_l2(struct sk_buff *skb,
static int bond_open(struct net_device *bond_dev)
{
- struct bonding *bond = bond_dev->priv;
+ struct bonding *bond = netdev_priv(bond_dev);
bond->kill_timers = 0;
@@ -3816,6 +3833,7 @@ static int bond_open(struct net_device *bond_dev)
queue_delayed_work(bond->wq, &bond->ad_work, 0);
/* register to receive LACPDUs */
bond_register_lacpdu(bond);
+ bond_3ad_initiate_agg_selection(bond, 1);
}
return 0;
@@ -3823,7 +3841,7 @@ static int bond_open(struct net_device *bond_dev)
static int bond_close(struct net_device *bond_dev)
{
- struct bonding *bond = bond_dev->priv;
+ struct bonding *bond = netdev_priv(bond_dev);
if (bond->params.mode == BOND_MODE_8023AD) {
/* Unregister the receive of LACPDUs */
@@ -3836,6 +3854,7 @@ static int bond_close(struct net_device *bond_dev)
write_lock_bh(&bond->lock);
bond->send_grat_arp = 0;
+ bond->send_unsol_na = 0;
/* signal timers not to re-arm */
bond->kill_timers = 1;
@@ -3876,8 +3895,8 @@ static int bond_close(struct net_device *bond_dev)
static struct net_device_stats *bond_get_stats(struct net_device *bond_dev)
{
- struct bonding *bond = bond_dev->priv;
- struct net_device_stats *stats = &(bond->stats), *sstats;
+ struct bonding *bond = netdev_priv(bond_dev);
+ struct net_device_stats *stats = &bond->stats;
struct net_device_stats local_stats;
struct slave *slave;
int i;
@@ -3887,7 +3906,8 @@ static struct net_device_stats *bond_get_stats(struct net_device *bond_dev)
read_lock_bh(&bond->lock);
bond_for_each_slave(bond, slave, i) {
- sstats = slave->dev->get_stats(slave->dev);
+ const struct net_device_stats *sstats = dev_get_stats(slave->dev);
+
local_stats.rx_packets += sstats->rx_packets;
local_stats.rx_bytes += sstats->rx_bytes;
local_stats.rx_errors += sstats->rx_errors;
@@ -3954,7 +3974,7 @@ static int bond_do_ioctl(struct net_device *bond_dev, struct ifreq *ifr, int cmd
}
if (mii->reg_num == 1) {
- struct bonding *bond = bond_dev->priv;
+ struct bonding *bond = netdev_priv(bond_dev);
mii->val_out = 0;
read_lock(&bond->lock);
read_lock(&bond->curr_slave_lock);
@@ -4046,7 +4066,7 @@ static int bond_do_ioctl(struct net_device *bond_dev, struct ifreq *ifr, int cmd
static void bond_set_multicast_list(struct net_device *bond_dev)
{
- struct bonding *bond = bond_dev->priv;
+ struct bonding *bond = netdev_priv(bond_dev);
struct dev_mc_list *dmi;
/*
@@ -4102,12 +4122,26 @@ static void bond_set_multicast_list(struct net_device *bond_dev)
read_unlock(&bond->lock);
}
+static int bond_neigh_setup(struct net_device *dev, struct neigh_parms *parms)
+{
+ struct bonding *bond = netdev_priv(dev);
+ struct slave *slave = bond->first_slave;
+
+ if (slave) {
+ const struct net_device_ops *slave_ops
+ = slave->dev->netdev_ops;
+ if (slave_ops->ndo_neigh_setup)
+ return slave_ops->ndo_neigh_setup(dev, parms);
+ }
+ return 0;
+}
+
/*
* Change the MTU of all of a master's slaves to match the master
*/
static int bond_change_mtu(struct net_device *bond_dev, int new_mtu)
{
- struct bonding *bond = bond_dev->priv;
+ struct bonding *bond = netdev_priv(bond_dev);
struct slave *slave, *stop_at;
int res = 0;
int i;
@@ -4179,12 +4213,16 @@ unwind:
*/
static int bond_set_mac_address(struct net_device *bond_dev, void *addr)
{
- struct bonding *bond = bond_dev->priv;
+ struct bonding *bond = netdev_priv(bond_dev);
struct sockaddr *sa = addr, tmp_sa;
struct slave *slave, *stop_at;
int res = 0;
int i;
+ if (bond->params.mode == BOND_MODE_ALB)
+ return bond_alb_set_mac_address(bond_dev, addr);
+
+
dprintk("bond=%p, name=%s\n", bond, (bond_dev ? bond_dev->name : "None"));
/*
@@ -4214,9 +4252,10 @@ static int bond_set_mac_address(struct net_device *bond_dev, void *addr)
*/
bond_for_each_slave(bond, slave, i) {
+ const struct net_device_ops *slave_ops = slave->dev->netdev_ops;
dprintk("slave %p %s\n", slave, slave->dev->name);
- if (slave->dev->set_mac_address == NULL) {
+ if (slave_ops->ndo_set_mac_address == NULL) {
res = -EOPNOTSUPP;
dprintk("EOPNOTSUPP %s\n", slave->dev->name);
goto unwind;
@@ -4260,7 +4299,7 @@ unwind:
static int bond_xmit_roundrobin(struct sk_buff *skb, struct net_device *bond_dev)
{
- struct bonding *bond = bond_dev->priv;
+ struct bonding *bond = netdev_priv(bond_dev);
struct slave *slave, *start_at;
int i, slave_no, res = 1;
@@ -4309,7 +4348,7 @@ out:
*/
static int bond_xmit_activebackup(struct sk_buff *skb, struct net_device *bond_dev)
{
- struct bonding *bond = bond_dev->priv;
+ struct bonding *bond = netdev_priv(bond_dev);
int res = 1;
read_lock(&bond->lock);
@@ -4341,7 +4380,7 @@ out:
*/
static int bond_xmit_xor(struct sk_buff *skb, struct net_device *bond_dev)
{
- struct bonding *bond = bond_dev->priv;
+ struct bonding *bond = netdev_priv(bond_dev);
struct slave *slave, *start_at;
int slave_no;
int i;
@@ -4387,7 +4426,7 @@ out:
*/
static int bond_xmit_broadcast(struct sk_buff *skb, struct net_device *bond_dev)
{
- struct bonding *bond = bond_dev->priv;
+ struct bonding *bond = netdev_priv(bond_dev);
struct slave *slave, *start_at;
struct net_device *tx_dev = NULL;
int i;
@@ -4463,6 +4502,35 @@ static void bond_set_xmit_hash_policy(struct bonding *bond)
}
}
+static int bond_start_xmit(struct sk_buff *skb, struct net_device *dev)
+{
+ const struct bonding *bond = netdev_priv(dev);
+
+ switch (bond->params.mode) {
+ case BOND_MODE_ROUNDROBIN:
+ return bond_xmit_roundrobin(skb, dev);
+ case BOND_MODE_ACTIVEBACKUP:
+ return bond_xmit_activebackup(skb, dev);
+ case BOND_MODE_XOR:
+ return bond_xmit_xor(skb, dev);
+ case BOND_MODE_BROADCAST:
+ return bond_xmit_broadcast(skb, dev);
+ case BOND_MODE_8023AD:
+ return bond_3ad_xmit_xor(skb, dev);
+ case BOND_MODE_ALB:
+ case BOND_MODE_TLB:
+ return bond_alb_xmit(skb, dev);
+ default:
+ /* Should never happen, mode already checked */
+ printk(KERN_ERR DRV_NAME ": %s: Error: Unknown bonding mode %d\n",
+ dev->name, bond->params.mode);
+ WARN_ON_ONCE(1);
+ dev_kfree_skb(skb);
+ return NETDEV_TX_OK;
+ }
+}
+
+
/*
* set bond mode specific net device operations
*/
@@ -4472,29 +4540,22 @@ void bond_set_mode_ops(struct bonding *bond, int mode)
switch (mode) {
case BOND_MODE_ROUNDROBIN:
- bond_dev->hard_start_xmit = bond_xmit_roundrobin;
break;
case BOND_MODE_ACTIVEBACKUP:
- bond_dev->hard_start_xmit = bond_xmit_activebackup;
break;
case BOND_MODE_XOR:
- bond_dev->hard_start_xmit = bond_xmit_xor;
bond_set_xmit_hash_policy(bond);
break;
case BOND_MODE_BROADCAST:
- bond_dev->hard_start_xmit = bond_xmit_broadcast;
break;
case BOND_MODE_8023AD:
bond_set_master_3ad_flags(bond);
- bond_dev->hard_start_xmit = bond_3ad_xmit_xor;
bond_set_xmit_hash_policy(bond);
break;
case BOND_MODE_ALB:
bond_set_master_alb_flags(bond);
/* FALLTHRU */
case BOND_MODE_TLB:
- bond_dev->hard_start_xmit = bond_alb_xmit;
- bond_dev->set_mac_address = bond_alb_set_mac_address;
break;
default:
/* Should never happen, mode already checked */
@@ -4524,13 +4585,28 @@ static const struct ethtool_ops bond_ethtool_ops = {
.get_flags = ethtool_op_get_flags,
};
+static const struct net_device_ops bond_netdev_ops = {
+ .ndo_open = bond_open,
+ .ndo_stop = bond_close,
+ .ndo_start_xmit = bond_start_xmit,
+ .ndo_get_stats = bond_get_stats,
+ .ndo_do_ioctl = bond_do_ioctl,
+ .ndo_set_multicast_list = bond_set_multicast_list,
+ .ndo_change_mtu = bond_change_mtu,
+ .ndo_set_mac_address = bond_set_mac_address,
+ .ndo_neigh_setup = bond_neigh_setup,
+ .ndo_vlan_rx_register = bond_vlan_rx_register,
+ .ndo_vlan_rx_add_vid = bond_vlan_rx_add_vid,
+ .ndo_vlan_rx_kill_vid = bond_vlan_rx_kill_vid,
+};
+
/*
* Does not allocate but creates a /proc entry.
* Allowed to fail.
*/
static int bond_init(struct net_device *bond_dev, struct bond_params *params)
{
- struct bonding *bond = bond_dev->priv;
+ struct bonding *bond = netdev_priv(bond_dev);
dprintk("Begin bond_init for %s\n", bond_dev->name);
@@ -4551,20 +4627,13 @@ static int bond_init(struct net_device *bond_dev, struct bond_params *params)
bond->primary_slave = NULL;
bond->dev = bond_dev;
bond->send_grat_arp = 0;
+ bond->send_unsol_na = 0;
bond->setup_by_slave = 0;
INIT_LIST_HEAD(&bond->vlan_list);
/* Initialize the device entry points */
- bond_dev->open = bond_open;
- bond_dev->stop = bond_close;
- bond_dev->get_stats = bond_get_stats;
- bond_dev->do_ioctl = bond_do_ioctl;
+ bond_dev->netdev_ops = &bond_netdev_ops;
bond_dev->ethtool_ops = &bond_ethtool_ops;
- bond_dev->set_multicast_list = bond_set_multicast_list;
- bond_dev->change_mtu = bond_change_mtu;
- bond_dev->set_mac_address = bond_set_mac_address;
- bond_dev->validate_addr = NULL;
-
bond_set_mode_ops(bond, bond->params.mode);
bond_dev->destructor = bond_destructor;
@@ -4573,6 +4642,8 @@ static int bond_init(struct net_device *bond_dev, struct bond_params *params)
bond_dev->tx_queue_len = 0;
bond_dev->flags |= IFF_MASTER|IFF_MULTICAST;
bond_dev->priv_flags |= IFF_BONDING;
+ if (bond->params.arp_interval)
+ bond_dev->priv_flags |= IFF_MASTER_ARPMON;
/* At first, we block adding VLANs. That's the only way to
* prevent problems that occur when adding VLANs over an
@@ -4591,9 +4662,6 @@ static int bond_init(struct net_device *bond_dev, struct bond_params *params)
* when there are slaves that are not hw accel
* capable
*/
- bond_dev->vlan_rx_register = bond_vlan_rx_register;
- bond_dev->vlan_rx_add_vid = bond_vlan_rx_add_vid;
- bond_dev->vlan_rx_kill_vid = bond_vlan_rx_kill_vid;
bond_dev->features |= (NETIF_F_HW_VLAN_TX |
NETIF_F_HW_VLAN_RX |
NETIF_F_HW_VLAN_FILTER);
@@ -4632,7 +4700,7 @@ static void bond_work_cancel_all(struct bonding *bond)
*/
static void bond_deinit(struct net_device *bond_dev)
{
- struct bonding *bond = bond_dev->priv;
+ struct bonding *bond = netdev_priv(bond_dev);
list_del(&bond->bond_list);
@@ -4751,6 +4819,23 @@ static int bond_check_params(struct bond_params *params)
}
}
+ if (ad_select) {
+ params->ad_select = bond_parse_parm(ad_select, ad_select_tbl);
+ if (params->ad_select == -1) {
+ printk(KERN_ERR DRV_NAME
+ ": Error: Invalid ad_select \"%s\"\n",
+ ad_select == NULL ? "NULL" : ad_select);
+ return -EINVAL;
+ }
+
+ if (bond_mode != BOND_MODE_8023AD) {
+ printk(KERN_WARNING DRV_NAME
+ ": ad_select param only affects 802.3ad mode\n");
+ }
+ } else {
+ params->ad_select = BOND_AD_STABLE;
+ }
+
if (max_bonds < 0 || max_bonds > INT_MAX) {
printk(KERN_WARNING DRV_NAME
": Warning: max_bonds (%d) not in range %d-%d, so it "
@@ -4798,6 +4883,13 @@ static int bond_check_params(struct bond_params *params)
num_grat_arp = 1;
}
+ if (num_unsol_na < 0 || num_unsol_na > 255) {
+ printk(KERN_WARNING DRV_NAME
+ ": Warning: num_unsol_na (%d) not in range 0-255 so it "
+ "was reset to 1 \n", num_unsol_na);
+ num_unsol_na = 1;
+ }
+
/* reset values for 802.3ad */
if (bond_mode == BOND_MODE_8023AD) {
if (!miimon) {
@@ -4999,6 +5091,7 @@ static int bond_check_params(struct bond_params *params)
params->xmit_policy = xmit_hashtype;
params->miimon = miimon;
params->num_grat_arp = num_grat_arp;
+ params->num_unsol_na = num_unsol_na;
params->arp_interval = arp_interval;
params->arp_validate = arp_validate_value;
params->updelay = updelay;
@@ -5099,7 +5192,7 @@ int bond_create(char *name, struct bond_params *params)
up_write(&bonding_rwsem);
rtnl_unlock(); /* allows sysfs registration of net device */
- res = bond_create_sysfs_entry(bond_dev->priv);
+ res = bond_create_sysfs_entry(netdev_priv(bond_dev));
if (res < 0) {
rtnl_lock();
down_write(&bonding_rwsem);
@@ -5151,6 +5244,7 @@ static int __init bonding_init(void)
register_netdevice_notifier(&bond_netdev_notifier);
register_inetaddr_notifier(&bond_inetaddr_notifier);
+ bond_register_ipv6_notifier();
goto out;
err:
@@ -5173,6 +5267,7 @@ static void __exit bonding_exit(void)
{
unregister_netdevice_notifier(&bond_netdev_notifier);
unregister_inetaddr_notifier(&bond_inetaddr_notifier);
+ bond_unregister_ipv6_notifier();
bond_destroy_sysfs();
diff --git a/drivers/net/bonding/bond_sysfs.c b/drivers/net/bonding/bond_sysfs.c
index 3bdb47382521..f6475ce347df 100644
--- a/drivers/net/bonding/bond_sysfs.c
+++ b/drivers/net/bonding/bond_sysfs.c
@@ -39,7 +39,7 @@
/* #define BONDING_DEBUG 1 */
#include "bonding.h"
#define to_dev(obj) container_of(obj,struct device,kobj)
-#define to_bond(cd) ((struct bonding *)(to_net_dev(cd)->priv))
+#define to_bond(cd) ((struct bonding *)(netdev_priv(to_net_dev(cd))))
/*---------------------------- Declarations -------------------------------*/
@@ -48,6 +48,7 @@ extern struct list_head bond_dev_list;
extern struct bond_params bonding_defaults;
extern struct bond_parm_tbl bond_mode_tbl[];
extern struct bond_parm_tbl bond_lacp_tbl[];
+extern struct bond_parm_tbl ad_select_tbl[];
extern struct bond_parm_tbl xmit_hashtype_tbl[];
extern struct bond_parm_tbl arp_validate_tbl[];
extern struct bond_parm_tbl fail_over_mac_tbl[];
@@ -316,18 +317,12 @@ static ssize_t bonding_store_slaves(struct device *d,
/* Set the slave's MTU to match the bond */
original_mtu = dev->mtu;
- if (dev->mtu != bond->dev->mtu) {
- if (dev->change_mtu) {
- res = dev->change_mtu(dev,
- bond->dev->mtu);
- if (res) {
- ret = res;
- goto out;
- }
- } else {
- dev->mtu = bond->dev->mtu;
- }
+ res = dev_set_mtu(dev, bond->dev->mtu);
+ if (res) {
+ ret = res;
+ goto out;
}
+
res = bond_enslave(bond->dev, dev);
bond_for_each_slave(bond, slave, i)
if (strnicmp(slave->dev->name, ifname, IFNAMSIZ) == 0)
@@ -356,11 +351,7 @@ static ssize_t bonding_store_slaves(struct device *d,
goto out;
}
/* set the slave MTU to the default */
- if (dev->change_mtu) {
- dev->change_mtu(dev, original_mtu);
- } else {
- dev->mtu = original_mtu;
- }
+ dev_set_mtu(dev, original_mtu);
}
else {
printk(KERN_ERR DRV_NAME ": unable to remove non-existent slave %s for bond %s.\n",
@@ -620,6 +611,8 @@ static ssize_t bonding_store_arp_interval(struct device *d,
": %s: Setting ARP monitoring interval to %d.\n",
bond->dev->name, new_value);
bond->params.arp_interval = new_value;
+ if (bond->params.arp_interval)
+ bond->dev->priv_flags |= IFF_MASTER_ARPMON;
if (bond->params.miimon) {
printk(KERN_INFO DRV_NAME
": %s: ARP monitoring cannot be used with MII monitoring. "
@@ -672,8 +665,8 @@ static ssize_t bonding_show_arp_targets(struct device *d,
for (i = 0; i < BOND_MAX_ARP_TARGETS; i++) {
if (bond->params.arp_targets[i])
- res += sprintf(buf + res, "%u.%u.%u.%u ",
- NIPQUAD(bond->params.arp_targets[i]));
+ res += sprintf(buf + res, "%pI4 ",
+ &bond->params.arp_targets[i]);
}
if (res)
buf[res-1] = '\n'; /* eat the leftover space */
@@ -695,8 +688,8 @@ static ssize_t bonding_store_arp_targets(struct device *d,
if (buf[0] == '+') {
if ((newtarget == 0) || (newtarget == htonl(INADDR_BROADCAST))) {
printk(KERN_ERR DRV_NAME
- ": %s: invalid ARP target %u.%u.%u.%u specified for addition\n",
- bond->dev->name, NIPQUAD(newtarget));
+ ": %s: invalid ARP target %pI4 specified for addition\n",
+ bond->dev->name, &newtarget);
ret = -EINVAL;
goto out;
}
@@ -704,8 +697,8 @@ static ssize_t bonding_store_arp_targets(struct device *d,
for (i = 0; (i < BOND_MAX_ARP_TARGETS); i++) {
if (targets[i] == newtarget) { /* duplicate */
printk(KERN_ERR DRV_NAME
- ": %s: ARP target %u.%u.%u.%u is already present\n",
- bond->dev->name, NIPQUAD(newtarget));
+ ": %s: ARP target %pI4 is already present\n",
+ bond->dev->name, &newtarget);
if (done)
targets[i] = 0;
ret = -EINVAL;
@@ -713,8 +706,8 @@ static ssize_t bonding_store_arp_targets(struct device *d,
}
if (targets[i] == 0 && !done) {
printk(KERN_INFO DRV_NAME
- ": %s: adding ARP target %d.%d.%d.%d.\n",
- bond->dev->name, NIPQUAD(newtarget));
+ ": %s: adding ARP target %pI4.\n",
+ bond->dev->name, &newtarget);
done = 1;
targets[i] = newtarget;
}
@@ -731,8 +724,8 @@ static ssize_t bonding_store_arp_targets(struct device *d,
else if (buf[0] == '-') {
if ((newtarget == 0) || (newtarget == htonl(INADDR_BROADCAST))) {
printk(KERN_ERR DRV_NAME
- ": %s: invalid ARP target %d.%d.%d.%d specified for removal\n",
- bond->dev->name, NIPQUAD(newtarget));
+ ": %s: invalid ARP target %pI4 specified for removal\n",
+ bond->dev->name, &newtarget);
ret = -EINVAL;
goto out;
}
@@ -740,16 +733,16 @@ static ssize_t bonding_store_arp_targets(struct device *d,
for (i = 0; (i < BOND_MAX_ARP_TARGETS); i++) {
if (targets[i] == newtarget) {
printk(KERN_INFO DRV_NAME
- ": %s: removing ARP target %d.%d.%d.%d.\n",
- bond->dev->name, NIPQUAD(newtarget));
+ ": %s: removing ARP target %pI4.\n",
+ bond->dev->name, &newtarget);
targets[i] = 0;
done = 1;
}
}
if (!done) {
printk(KERN_INFO DRV_NAME
- ": %s: unable to remove nonexistent ARP target %d.%d.%d.%d.\n",
- bond->dev->name, NIPQUAD(newtarget));
+ ": %s: unable to remove nonexistent ARP target %pI4.\n",
+ bond->dev->name, &newtarget);
ret = -EINVAL;
goto out;
}
@@ -942,6 +935,53 @@ out:
}
static DEVICE_ATTR(lacp_rate, S_IRUGO | S_IWUSR, bonding_show_lacp, bonding_store_lacp);
+static ssize_t bonding_show_ad_select(struct device *d,
+ struct device_attribute *attr,
+ char *buf)
+{
+ struct bonding *bond = to_bond(d);
+
+ return sprintf(buf, "%s %d\n",
+ ad_select_tbl[bond->params.ad_select].modename,
+ bond->params.ad_select);
+}
+
+
+static ssize_t bonding_store_ad_select(struct device *d,
+ struct device_attribute *attr,
+ const char *buf, size_t count)
+{
+ int new_value, ret = count;
+ struct bonding *bond = to_bond(d);
+
+ if (bond->dev->flags & IFF_UP) {
+ printk(KERN_ERR DRV_NAME
+ ": %s: Unable to update ad_select because interface "
+ "is up.\n", bond->dev->name);
+ ret = -EPERM;
+ goto out;
+ }
+
+ new_value = bond_parse_parm(buf, ad_select_tbl);
+
+ if (new_value != -1) {
+ bond->params.ad_select = new_value;
+ printk(KERN_INFO DRV_NAME
+ ": %s: Setting ad_select to %s (%d).\n",
+ bond->dev->name, ad_select_tbl[new_value].modename,
+ new_value);
+ } else {
+ printk(KERN_ERR DRV_NAME
+ ": %s: Ignoring invalid ad_select value %.*s.\n",
+ bond->dev->name, (int)strlen(buf) - 1, buf);
+ ret = -EINVAL;
+ }
+out:
+ return ret;
+}
+
+static DEVICE_ATTR(ad_select, S_IRUGO | S_IWUSR, bonding_show_ad_select, bonding_store_ad_select);
+
/*
* Show and set the number of grat ARP to send after a failover event.
*/
@@ -981,6 +1021,47 @@ out:
return ret;
}
static DEVICE_ATTR(num_grat_arp, S_IRUGO | S_IWUSR, bonding_show_n_grat_arp, bonding_store_n_grat_arp);
+
+/*
+ * Show and set the number of unsolicted NA's to send after a failover event.
+ */
+static ssize_t bonding_show_n_unsol_na(struct device *d,
+ struct device_attribute *attr,
+ char *buf)
+{
+ struct bonding *bond = to_bond(d);
+
+ return sprintf(buf, "%d\n", bond->params.num_unsol_na);
+}
+
+static ssize_t bonding_store_n_unsol_na(struct device *d,
+ struct device_attribute *attr,
+ const char *buf, size_t count)
+{
+ int new_value, ret = count;
+ struct bonding *bond = to_bond(d);
+
+ if (sscanf(buf, "%d", &new_value) != 1) {
+ printk(KERN_ERR DRV_NAME
+ ": %s: no num_unsol_na value specified.\n",
+ bond->dev->name);
+ ret = -EINVAL;
+ goto out;
+ }
+ if (new_value < 0 || new_value > 255) {
+ printk(KERN_ERR DRV_NAME
+ ": %s: Invalid num_unsol_na value %d not in range 0-255; rejected.\n",
+ bond->dev->name, new_value);
+ ret = -EINVAL;
+ goto out;
+ } else {
+ bond->params.num_unsol_na = new_value;
+ }
+out:
+ return ret;
+}
+static DEVICE_ATTR(num_unsol_na, S_IRUGO | S_IWUSR, bonding_show_n_unsol_na, bonding_store_n_unsol_na);
+
/*
* Show and set the MII monitor interval. There are two tricky bits
* here. First, if MII monitoring is activated, then we must disable
@@ -1039,6 +1120,7 @@ static ssize_t bonding_store_miimon(struct device *d,
"ARP monitoring. Disabling ARP monitoring...\n",
bond->dev->name);
bond->params.arp_interval = 0;
+ bond->dev->priv_flags &= ~IFF_MASTER_ARPMON;
if (bond->params.arp_validate) {
bond_unregister_arp(bond);
bond->params.arp_validate =
@@ -1391,13 +1473,11 @@ static ssize_t bonding_show_ad_partner_mac(struct device *d,
{
int count = 0;
struct bonding *bond = to_bond(d);
- DECLARE_MAC_BUF(mac);
if (bond->params.mode == BOND_MODE_8023AD) {
struct ad_info ad_info;
if (!bond_3ad_get_active_agg_info(bond, &ad_info)) {
- count = sprintf(buf,"%s\n",
- print_mac(mac, ad_info.partner_system));
+ count = sprintf(buf, "%pM\n", ad_info.partner_system);
}
}
@@ -1417,8 +1497,10 @@ static struct attribute *per_bond_attrs[] = {
&dev_attr_downdelay.attr,
&dev_attr_updelay.attr,
&dev_attr_lacp_rate.attr,
+ &dev_attr_ad_select.attr,
&dev_attr_xmit_hash_policy.attr,
&dev_attr_num_grat_arp.attr,
+ &dev_attr_num_unsol_na.attr,
&dev_attr_miimon.attr,
&dev_attr_primary.attr,
&dev_attr_use_carrier.attr,
diff --git a/drivers/net/bonding/bonding.h b/drivers/net/bonding/bonding.h
index ffb668dd6d3b..921abacc6074 100644
--- a/drivers/net/bonding/bonding.h
+++ b/drivers/net/bonding/bonding.h
@@ -19,16 +19,19 @@
#include <linux/proc_fs.h>
#include <linux/if_bonding.h>
#include <linux/kobject.h>
+#include <linux/in6.h>
#include "bond_3ad.h"
#include "bond_alb.h"
-#define DRV_VERSION "3.3.0"
-#define DRV_RELDATE "June 10, 2008"
+#define DRV_VERSION "3.5.0"
+#define DRV_RELDATE "November 4, 2008"
#define DRV_NAME "bonding"
#define DRV_DESCRIPTION "Ethernet Channel Bonding Driver"
#define BOND_MAX_ARP_TARGETS 16
+extern struct list_head bond_dev_list;
+
#ifdef BONDING_DEBUG
#define dprintk(fmt, args...) \
printk(KERN_DEBUG \
@@ -126,6 +129,7 @@ struct bond_params {
int xmit_policy;
int miimon;
int num_grat_arp;
+ int num_unsol_na;
int arp_interval;
int arp_validate;
int use_carrier;
@@ -133,6 +137,7 @@ struct bond_params {
int updelay;
int downdelay;
int lacp_fast;
+ int ad_select;
char primary[IFNAMSIZ];
__be32 arp_targets[BOND_MAX_ARP_TARGETS];
};
@@ -148,6 +153,9 @@ struct vlan_entry {
struct list_head vlan_list;
__be32 vlan_ip;
unsigned short vlan_id;
+#if defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE)
+ struct in6_addr vlan_ipv6;
+#endif
};
struct slave {
@@ -195,6 +203,7 @@ struct bonding {
rwlock_t curr_slave_lock;
s8 kill_timers;
s8 send_grat_arp;
+ s8 send_unsol_na;
s8 setup_by_slave;
struct net_device_stats stats;
#ifdef CONFIG_PROC_FS
@@ -218,6 +227,9 @@ struct bonding {
struct delayed_work arp_work;
struct delayed_work alb_work;
struct delayed_work ad_work;
+#if defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE)
+ struct in6_addr master_ipv6;
+#endif
};
/**
@@ -245,7 +257,7 @@ static inline struct bonding *bond_get_bond_by_slave(struct slave *slave)
return NULL;
}
- return (struct bonding *)slave->dev->master->priv;
+ return (struct bonding *)netdev_priv(slave->dev->master);
}
#define BOND_FOM_NONE 0
@@ -275,7 +287,7 @@ static inline unsigned long slave_last_rx(struct bonding *bond,
static inline void bond_set_slave_inactive_flags(struct slave *slave)
{
- struct bonding *bond = slave->dev->master->priv;
+ struct bonding *bond = netdev_priv(slave->dev->master);
if (bond->params.mode != BOND_MODE_TLB &&
bond->params.mode != BOND_MODE_ALB)
slave->state = BOND_STATE_BACKUP;
@@ -341,5 +353,24 @@ extern struct bond_parm_tbl xmit_hashtype_tbl[];
extern struct bond_parm_tbl arp_validate_tbl[];
extern struct bond_parm_tbl fail_over_mac_tbl[];
+#if defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE)
+void bond_send_unsolicited_na(struct bonding *bond);
+void bond_register_ipv6_notifier(void);
+void bond_unregister_ipv6_notifier(void);
+#else
+static inline void bond_send_unsolicited_na(struct bonding *bond)
+{
+ return;
+}
+static inline void bond_register_ipv6_notifier(void)
+{
+ return;
+}
+static inline void bond_unregister_ipv6_notifier(void)
+{
+ return;
+}
+#endif
+
#endif /* _LINUX_BONDING_H */
generated by cgit v1.2.3 (git 2.39.1) at 2024-07-09 06:38:27 +0000