diff --git a/drivers/net/bonding/Makefile b/drivers/net/bonding/Makefile
index 4c21bf6b8b2f015abfaf77b414d3e5b7670026f2..5a5d720da9292e787b4a2cdb94e33bbe883e8920 100644
--- a/drivers/net/bonding/Makefile
+++ b/drivers/net/bonding/Makefile
@@ -4,7 +4,7 @@
obj-$(CONFIG_BONDING) += bonding.o
-bonding-objs := bond_main.o bond_3ad.o bond_alb.o bond_sysfs.o bond_debugfs.o
+bonding-objs := bond_main.o bond_3ad.o bond_alb.o bond_sysfs.o bond_debugfs.o bond_netlink.o bond_options.o
proc-$(CONFIG_PROC_FS) += bond_procfs.o
bonding-objs += $(proc-y)
diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c
index dfb4f6dd5de0603a5183b7d1f8addc5794b0a96e..d90734fca918b0ebc87f47a84673b387017a2a12 100644
--- a/drivers/net/bonding/bond_main.c
+++ b/drivers/net/bonding/bond_main.c
@@ -1910,61 +1910,6 @@ static int bond_release_and_destroy(struct net_device *bond_dev,
return ret;
}
-/*
- * This function changes the active slave to slave <slave_dev>.
- * It returns -EINVAL in the following cases.
- * - <slave_dev> is not found in the list.
- * - There is not active slave now.
- * - <slave_dev> is already active.
- * - The link state of <slave_dev> is not BOND_LINK_UP.
- * - <slave_dev> is not running.
- * In these cases, this function does nothing.
- * In the other cases, current_slave pointer is changed and 0 is returned.
- */
-static int bond_ioctl_change_active(struct net_device *bond_dev, struct net_device *slave_dev)
-{
- struct bonding *bond = netdev_priv(bond_dev);
- struct slave *old_active = NULL;
- struct slave *new_active = NULL;
- int res = 0;
-
- if (!USES_PRIMARY(bond->params.mode))
- return -EINVAL;
-
- /* Verify that bond_dev is indeed the master of slave_dev */
- if (!(slave_dev->flags & IFF_SLAVE) ||
- !netdev_has_upper_dev(slave_dev, bond_dev))
- return -EINVAL;
-
- read_lock(&bond->lock);
-
- old_active = bond->curr_active_slave;
- new_active = bond_get_slave_by_dev(bond, slave_dev);
- /*
- * Changing to the current active: do nothing; return success.
- */
- if (new_active && new_active == old_active) {
- read_unlock(&bond->lock);
- return 0;
- }
-
- if (new_active &&
- old_active &&
- new_active->link == BOND_LINK_UP &&
- IS_UP(new_active->dev)) {
- block_netpoll_tx();
- write_lock_bh(&bond->curr_slave_lock);
- bond_change_active_slave(bond, new_active);
- write_unlock_bh(&bond->curr_slave_lock);
- unblock_netpoll_tx();
- } else
- res = -EINVAL;
-
- read_unlock(&bond->lock);
-
- return res;
-}
-
static int bond_info_query(struct net_device *bond_dev, struct ifbond *info)
{
struct bonding *bond = netdev_priv(bond_dev);
@@ -3257,6 +3202,7 @@ static struct rtnl_link_stats64 *bond_get_stats(struct net_device *bond_dev,
static int bond_do_ioctl(struct net_device *bond_dev, struct ifreq *ifr, int cmd)
{
+ struct bonding *bond = netdev_priv(bond_dev);
struct net_device *slave_dev = NULL;
struct ifbond k_binfo;
struct ifbond __user *u_binfo = NULL;
@@ -3287,7 +3233,6 @@ static int bond_do_ioctl(struct net_device *bond_dev, struct ifreq *ifr, int cmd
if (mii->reg_num == 1) {
- struct bonding *bond = netdev_priv(bond_dev);
mii->val_out = 0;
read_lock(&bond->lock);
read_lock(&bond->curr_slave_lock);
@@ -3359,7 +3304,7 @@ static int bond_do_ioctl(struct net_device *bond_dev, struct ifreq *ifr, int cmd
break;
case BOND_CHANGE_ACTIVE_OLD:
case SIOCBONDCHANGEACTIVE:
- res = bond_ioctl_change_active(bond_dev, slave_dev);
+ res = bond_option_active_slave_set(bond, slave_dev);
break;
default:
res = -EOPNOTSUPP;
@@ -3951,7 +3896,7 @@ static void bond_destructor(struct net_device *bond_dev)
free_netdev(bond_dev);
}
-static void bond_setup(struct net_device *bond_dev)
+void bond_setup(struct net_device *bond_dev)
{
struct bonding *bond = netdev_priv(bond_dev);
@@ -4451,32 +4396,11 @@ static int bond_init(struct net_device *bond_dev)
return 0;
}
-static int bond_validate(struct nlattr *tb[], struct nlattr *data[])
-{
- if (tb[IFLA_ADDRESS]) {
- if (nla_len(tb[IFLA_ADDRESS]) != ETH_ALEN)
- return -EINVAL;
- if (!is_valid_ether_addr(nla_data(tb[IFLA_ADDRESS])))
- return -EADDRNOTAVAIL;
- }
- return 0;
-}
-
-static unsigned int bond_get_num_tx_queues(void)
+unsigned int bond_get_num_tx_queues(void)
{
return tx_queues;
}
-static struct rtnl_link_ops bond_link_ops __read_mostly = {
- .kind = "bond",
- .priv_size = sizeof(struct bonding),
- .setup = bond_setup,
- .validate = bond_validate,
- .get_num_tx_queues = bond_get_num_tx_queues,
- .get_num_rx_queues = bond_get_num_tx_queues, /* Use the same number
- as for TX queues */
-};
-
/* Create a new bond based on the specified name and bonding parameters.
* If name is NULL, obtain a suitable "bond%d" name for us.
* Caller must NOT hold rtnl_lock; we need to release it here before we
@@ -4563,7 +4487,7 @@ static int __init bonding_init(void)
if (res)
goto out;
- res = rtnl_link_register(&bond_link_ops);
+ res = bond_netlink_init();
if (res)
goto err_link;
@@ -4579,7 +4503,7 @@ static int __init bonding_init(void)
out:
return res;
err:
- rtnl_link_unregister(&bond_link_ops);
+ bond_netlink_fini();
err_link:
unregister_pernet_subsys(&bond_net_ops);
goto out;
@@ -4592,7 +4516,7 @@ static void __exit bonding_exit(void)
bond_destroy_debugfs();
- rtnl_link_unregister(&bond_link_ops);
+ bond_netlink_fini();
unregister_pernet_subsys(&bond_net_ops);
#ifdef CONFIG_NET_POLL_CONTROLLER
@@ -4609,4 +4533,3 @@ MODULE_LICENSE("GPL");
MODULE_VERSION(DRV_VERSION);
MODULE_DESCRIPTION(DRV_DESCRIPTION ", v" DRV_VERSION);
MODULE_AUTHOR("Thomas Davis, tadavis@lbl.gov and many others");
-MODULE_ALIAS_RTNL_LINK("bond");
diff --git a/drivers/net/bonding/bond_netlink.c b/drivers/net/bonding/bond_netlink.c
new file mode 100644
index 0000000000000000000000000000000000000000..fe3500bb34e4328f1cfd09086adbc13f5429fb37
--- /dev/null
+++ b/drivers/net/bonding/bond_netlink.c
@@ -0,0 +1,131 @@
+/*
+ * drivers/net/bond/bond_netlink.c - Netlink interface for bonding
+ * Copyright (c) 2013 Jiri Pirko <jiri@resnulli.us>
+ *
+ * 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.
+ */
+
+#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
+
+#include <linux/module.h>
+#include <linux/errno.h>
+#include <linux/netdevice.h>
+#include <linux/etherdevice.h>
+#include <linux/if_link.h>
+#include <linux/if_ether.h>
+#include <net/netlink.h>
+#include <net/rtnetlink.h>
+#include "bonding.h"
+
+static const struct nla_policy bond_policy[IFLA_BOND_MAX + 1] = {
+ [IFLA_BOND_MODE] = { .type = NLA_U8 },
+ [IFLA_BOND_ACTIVE_SLAVE] = { .type = NLA_U32 },
+};
+
+static int bond_validate(struct nlattr *tb[], struct nlattr *data[])
+{
+ if (tb[IFLA_ADDRESS]) {
+ if (nla_len(tb[IFLA_ADDRESS]) != ETH_ALEN)
+ return -EINVAL;
+ if (!is_valid_ether_addr(nla_data(tb[IFLA_ADDRESS])))
+ return -EADDRNOTAVAIL;
+ }
+ return 0;
+}
+
+static int bond_changelink(struct net_device *bond_dev,
+ struct nlattr *tb[], struct nlattr *data[])
+{
+ struct bonding *bond = netdev_priv(bond_dev);
+ int err;
+
+ if (data && data[IFLA_BOND_MODE]) {
+ int mode = nla_get_u8(data[IFLA_BOND_MODE]);
+
+ err = bond_option_mode_set(bond, mode);
+ if (err)
+ return err;
+ }
+ if (data && data[IFLA_BOND_ACTIVE_SLAVE]) {
+ int ifindex = nla_get_u32(data[IFLA_BOND_ACTIVE_SLAVE]);
+ struct net_device *slave_dev;
+
+ if (ifindex == 0) {
+ slave_dev = NULL;
+ } else {
+ slave_dev = __dev_get_by_index(dev_net(bond_dev),
+ ifindex);
+ if (!slave_dev)
+ return -ENODEV;
+ }
+ err = bond_option_active_slave_set(bond, slave_dev);
+ if (err)
+ return err;
+ }
+ return 0;
+}
+
+static int bond_newlink(struct net *src_net, struct net_device *bond_dev,
+ struct nlattr *tb[], struct nlattr *data[])
+{
+ int err;
+
+ err = bond_changelink(bond_dev, tb, data);
+ if (err < 0)
+ return err;
+
+ return register_netdevice(bond_dev);
+}
+
+static size_t bond_get_size(const struct net_device *bond_dev)
+{
+ return nla_total_size(sizeof(u8)); /* IFLA_BOND_MODE */
+ + nla_total_size(sizeof(u32)); /* IFLA_BOND_ACTIVE_SLAVE */
+}
+
+static int bond_fill_info(struct sk_buff *skb,
+ const struct net_device *bond_dev)
+{
+ struct bonding *bond = netdev_priv(bond_dev);
+ struct net_device *slave_dev = bond_option_active_slave_get(bond);
+
+ if (nla_put_u8(skb, IFLA_BOND_MODE, bond->params.mode) ||
+ (slave_dev &&
+ nla_put_u32(skb, IFLA_BOND_ACTIVE_SLAVE, slave_dev->ifindex)))
+ goto nla_put_failure;
+ return 0;
+
+nla_put_failure:
+ return -EMSGSIZE;
+}
+
+struct rtnl_link_ops bond_link_ops __read_mostly = {
+ .kind = "bond",
+ .priv_size = sizeof(struct bonding),
+ .setup = bond_setup,
+ .maxtype = IFLA_BOND_MAX,
+ .policy = bond_policy,
+ .validate = bond_validate,
+ .newlink = bond_newlink,
+ .changelink = bond_changelink,
+ .get_size = bond_get_size,
+ .fill_info = bond_fill_info,
+ .get_num_tx_queues = bond_get_num_tx_queues,
+ .get_num_rx_queues = bond_get_num_tx_queues, /* Use the same number
+ as for TX queues */
+};
+
+int __init bond_netlink_init(void)
+{
+ return rtnl_link_register(&bond_link_ops);
+}
+
+void __exit bond_netlink_fini(void)
+{
+ rtnl_link_unregister(&bond_link_ops);
+}
+
+MODULE_ALIAS_RTNL_LINK("bond");
diff --git a/drivers/net/bonding/bond_options.c b/drivers/net/bonding/bond_options.c
new file mode 100644
index 0000000000000000000000000000000000000000..9a5223c7b4d1a14f9b19354cfba6c4ea3dd933d0
--- /dev/null
+++ b/drivers/net/bonding/bond_options.c
@@ -0,0 +1,142 @@
+/*
+ * drivers/net/bond/bond_options.c - bonding options
+ * Copyright (c) 2013 Jiri Pirko <jiri@resnulli.us>
+ *
+ * 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.
+ */
+
+#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
+
+#include <linux/errno.h>
+#include <linux/if.h>
+#include <linux/netdevice.h>
+#include <linux/rwlock.h>
+#include <linux/rcupdate.h>
+#include "bonding.h"
+
+static bool bond_mode_is_valid(int mode)
+{
+ int i;
+
+ for (i = 0; bond_mode_tbl[i].modename; i++);
+
+ return mode >= 0 && mode < i;
+}
+
+int bond_option_mode_set(struct bonding *bond, int mode)
+{
+ if (!bond_mode_is_valid(mode)) {
+ pr_err("invalid mode value %d.\n", mode);
+ return -EINVAL;
+ }
+
+ if (bond->dev->flags & IFF_UP) {
+ pr_err("%s: unable to update mode because interface is up.\n",
+ bond->dev->name);
+ return -EPERM;
+ }
+
+ if (bond_has_slaves(bond)) {
+ pr_err("%s: unable to update mode because bond has slaves.\n",
+ bond->dev->name);
+ return -EPERM;
+ }
+
+ if (BOND_MODE_IS_LB(mode) && bond->params.arp_interval) {
+ pr_err("%s: %s mode is incompatible with arp monitoring.\n",
+ bond->dev->name, bond_mode_tbl[mode].modename);
+ return -EINVAL;
+ }
+
+ /* don't cache arp_validate between modes */
+ bond->params.arp_validate = BOND_ARP_VALIDATE_NONE;
+ bond->params.mode = mode;
+ return 0;
+}
+
+static struct net_device *__bond_option_active_slave_get(struct bonding *bond,
+ struct slave *slave)
+{
+ return USES_PRIMARY(bond->params.mode) && slave ? slave->dev : NULL;
+}
+
+struct net_device *bond_option_active_slave_get_rcu(struct bonding *bond)
+{
+ struct slave *slave = rcu_dereference(bond->curr_active_slave);
+
+ return __bond_option_active_slave_get(bond, slave);
+}
+
+struct net_device *bond_option_active_slave_get(struct bonding *bond)
+{
+ return __bond_option_active_slave_get(bond, bond->curr_active_slave);
+}
+
+int bond_option_active_slave_set(struct bonding *bond,
+ struct net_device *slave_dev)
+{
+ int ret = 0;
+
+ if (slave_dev) {
+ if (!netif_is_bond_slave(slave_dev)) {
+ pr_err("Device %s is not bonding slave.\n",
+ slave_dev->name);
+ return -EINVAL;
+ }
+
+ if (bond->dev != netdev_master_upper_dev_get(slave_dev)) {
+ pr_err("%s: Device %s is not our slave.\n",
+ bond->dev->name, slave_dev->name);
+ return -EINVAL;
+ }
+ }
+
+ if (!USES_PRIMARY(bond->params.mode)) {
+ pr_err("%s: Unable to change active slave; %s is in mode %d\n",
+ bond->dev->name, bond->dev->name, bond->params.mode);
+ return -EINVAL;
+ }
+
+ block_netpoll_tx();
+ read_lock(&bond->lock);
+ write_lock_bh(&bond->curr_slave_lock);
+
+ /* check to see if we are clearing active */
+ if (!slave_dev) {
+ pr_info("%s: Clearing current active slave.\n",
+ bond->dev->name);
+ rcu_assign_pointer(bond->curr_active_slave, NULL);
+ bond_select_active_slave(bond);
+ } else {
+ struct slave *old_active = bond->curr_active_slave;
+ struct slave *new_active = bond_slave_get_rtnl(slave_dev);
+
+ BUG_ON(!new_active);
+
+ if (new_active == old_active) {
+ /* do nothing */
+ pr_info("%s: %s is already the current active slave.\n",
+ bond->dev->name, new_active->dev->name);
+ } else {
+ if (old_active && (new_active->link == BOND_LINK_UP) &&
+ IS_UP(new_active->dev)) {
+ pr_info("%s: Setting %s as active slave.\n",
+ bond->dev->name, new_active->dev->name);
+ bond_change_active_slave(bond, new_active);
+ } else {
+ pr_err("%s: Could not set %s as active slave; either %s is down or the link is down.\n",
+ bond->dev->name, new_active->dev->name,
+ new_active->dev->name);
+ ret = -EINVAL;
+ }
+ }
+ }
+
+ write_unlock_bh(&bond->curr_slave_lock);
+ read_unlock(&bond->lock);
+ unblock_netpoll_tx();
+ return ret;
+}
diff --git a/drivers/net/bonding/bond_sysfs.c b/drivers/net/bonding/bond_sysfs.c
index 03bed0ca935e8bf9476901b1ea7e08c99f4ea4ce..47749c970a01a67c189188767c41e94e2ff1fbd1 100644
--- a/drivers/net/bonding/bond_sysfs.c
+++ b/drivers/net/bonding/bond_sysfs.c
@@ -283,49 +283,26 @@ static ssize_t bonding_store_mode(struct device *d,
struct device_attribute *attr,
const char *buf, size_t count)
{
- int new_value, ret = count;
+ int new_value, ret;
struct bonding *bond = to_bond(d);
- if (!rtnl_trylock())
- return restart_syscall();
-
- if (bond->dev->flags & IFF_UP) {
- pr_err("unable to update mode of %s because interface is up.\n",
- bond->dev->name);
- ret = -EPERM;
- goto out;
- }
-
- if (bond_has_slaves(bond)) {
- pr_err("unable to update mode of %s because it has slaves.\n",
- bond->dev->name);
- ret = -EPERM;
- goto out;
- }
-
new_value = bond_parse_parm(buf, bond_mode_tbl);
if (new_value < 0) {
pr_err("%s: Ignoring invalid mode value %.*s.\n",
bond->dev->name, (int)strlen(buf) - 1, buf);
- ret = -EINVAL;
- goto out;
+ return -EINVAL;
}
- if ((new_value == BOND_MODE_ALB ||
- new_value == BOND_MODE_TLB) &&
- bond->params.arp_interval) {
- pr_err("%s: %s mode is incompatible with arp monitoring.\n",
- bond->dev->name, bond_mode_tbl[new_value].modename);
- ret = -EINVAL;
- goto out;
+ if (!rtnl_trylock())
+ return restart_syscall();
+
+ ret = bond_option_mode_set(bond, new_value);
+ if (!ret) {
+ pr_info("%s: setting mode to %s (%d).\n",
+ bond->dev->name, bond_mode_tbl[new_value].modename,
+ new_value);
+ ret = count;
}
- /* don't cache arp_validate between modes */
- bond->params.arp_validate = BOND_ARP_VALIDATE_NONE;
- bond->params.mode = new_value;
- pr_info("%s: setting mode to %s (%d).\n",
- bond->dev->name, bond_mode_tbl[new_value].modename,
- new_value);
-out:
rtnl_unlock();
return ret;
}
@@ -1242,13 +1219,13 @@ static ssize_t bonding_show_active_slave(struct device *d,
char *buf)
{
struct bonding *bond = to_bond(d);
- struct slave *curr;
+ struct net_device *slave_dev;
int count = 0;
rcu_read_lock();
- curr = rcu_dereference(bond->curr_active_slave);
- if (USES_PRIMARY(bond->params.mode) && curr)
- count = sprintf(buf, "%s\n", curr->dev->name);
+ slave_dev = bond_option_active_slave_get_rcu(bond);
+ if (slave_dev)
+ count = sprintf(buf, "%s\n", slave_dev->name);
rcu_read_unlock();
return count;
@@ -1258,81 +1235,33 @@ static ssize_t bonding_store_active_slave(struct device *d,
struct device_attribute *attr,
const char *buf, size_t count)
{
- struct slave *slave, *old_active, *new_active;
+ int ret;
struct bonding *bond = to_bond(d);
- struct list_head *iter;
char ifname[IFNAMSIZ];
+ struct net_device *dev;
if (!rtnl_trylock())
return restart_syscall();
- old_active = new_active = NULL;
- block_netpoll_tx();
- read_lock(&bond->lock);
- write_lock_bh(&bond->curr_slave_lock);
-
- if (!USES_PRIMARY(bond->params.mode)) {
- pr_info("%s: Unable to change active slave; %s is in mode %d\n",
- bond->dev->name, bond->dev->name, bond->params.mode);
- goto out;
- }
-
sscanf(buf, "%15s", ifname); /* IFNAMSIZ */
-
- /* check to see if we are clearing active */
if (!strlen(ifname) || buf[0] == '\n') {
- pr_info("%s: Clearing current active slave.\n",
- bond->dev->name);
- rcu_assign_pointer(bond->curr_active_slave, NULL);
- bond_select_active_slave(bond);
- goto out;
- }
-
- bond_for_each_slave(bond, slave, iter) {
- if (strncmp(slave->dev->name, ifname, IFNAMSIZ) == 0) {
- old_active = bond->curr_active_slave;
- new_active = slave;
- if (new_active == old_active) {
- /* do nothing */
- pr_info("%s: %s is already the current"
- " active slave.\n",
- bond->dev->name,
- slave->dev->name);
- goto out;
- } else {
- if ((new_active) &&
- (old_active) &&
- (new_active->link == BOND_LINK_UP) &&
- IS_UP(new_active->dev)) {
- pr_info("%s: Setting %s as active"
- " slave.\n",
- bond->dev->name,
- slave->dev->name);
- bond_change_active_slave(bond,
- new_active);
- } else {
- pr_info("%s: Could not set %s as"
- " active slave; either %s is"
- " down or the link is down.\n",
- bond->dev->name,
- slave->dev->name,
- slave->dev->name);
- }
- goto out;
- }
+ dev = NULL;
+ } else {
+ dev = __dev_get_by_name(dev_net(bond->dev), ifname);
+ if (!dev) {
+ ret = -ENODEV;
+ goto out;
}
}
- pr_info("%s: Unable to set %.*s as active slave.\n",
- bond->dev->name, (int)strlen(buf) - 1, buf);
- out:
- write_unlock_bh(&bond->curr_slave_lock);
- read_unlock(&bond->lock);
- unblock_netpoll_tx();
+ ret = bond_option_active_slave_set(bond, dev);
+ if (!ret)
+ ret = count;
+ out:
rtnl_unlock();
- return count;
+ return ret;
}
static DEVICE_ATTR(active_slave, S_IRUGO | S_IWUSR,
diff --git a/drivers/net/bonding/bonding.h b/drivers/net/bonding/bonding.h
index bb5c731e2560880b81dc9cd1fac2c5888cd135fa..046a60535e04e3fc7f9e6be79aa8c8cc0bb1867f 100644
--- a/drivers/net/bonding/bonding.h
+++ b/drivers/net/bonding/bonding.h
@@ -58,6 +58,11 @@
#define TX_QUEUE_OVERRIDE(mode) \
(((mode) == BOND_MODE_ACTIVEBACKUP) || \
((mode) == BOND_MODE_ROUNDROBIN))
+
+#define BOND_MODE_IS_LB(mode) \
+ (((mode) == BOND_MODE_TLB) || \
+ ((mode) == BOND_MODE_ALB))
+
/*
* Less bad way to call ioctl from within the kernel; this needs to be
* done some other way to get the call out of interrupt context.
@@ -259,8 +264,7 @@ static inline struct bonding *bond_get_bond_by_slave(struct slave *slave)
static inline bool bond_is_lb(const struct bonding *bond)
{
- return (bond->params.mode == BOND_MODE_TLB ||
- bond->params.mode == BOND_MODE_ALB);
+ return BOND_MODE_IS_LB(bond->params.mode);
}
static inline void bond_set_active_slave(struct slave *slave)
@@ -418,6 +422,14 @@ void bond_debug_register(struct bonding *bond);
void bond_debug_unregister(struct bonding *bond);
void bond_debug_reregister(struct bonding *bond);
const char *bond_mode_name(int mode);
+void bond_setup(struct net_device *bond_dev);
+unsigned int bond_get_num_tx_queues(void);
+int bond_netlink_init(void);
+void bond_netlink_fini(void);
+int bond_option_mode_set(struct bonding *bond, int mode);
+int bond_option_active_slave_set(struct bonding *bond, struct net_device *slave_dev);
+struct net_device *bond_option_active_slave_get_rcu(struct bonding *bond);
+struct net_device *bond_option_active_slave_get(struct bonding *bond);
struct bond_net {
struct net * net; /* Associated network namespace */
@@ -505,4 +517,7 @@ extern const struct bond_parm_tbl fail_over_mac_tbl[];
extern const struct bond_parm_tbl pri_reselect_tbl[];
extern struct bond_parm_tbl ad_select_tbl[];
+/* exported from bond_netlink.c */
+extern struct rtnl_link_ops bond_link_ops;
+
#endif /* _LINUX_BONDING_H */
diff --git a/include/uapi/linux/if_link.h b/include/uapi/linux/if_link.h
index 80394e8dc3a348ed6ac7779a410c0bcda80ac284..8a1e346243b7cdcb0e9ab676e3ddcf086284d90f 100644
--- a/include/uapi/linux/if_link.h
+++ b/include/uapi/linux/if_link.h
@@ -325,6 +325,17 @@ struct ifla_vxlan_port_range {
__be16 high;
};
+/* Bonding section */
+
+enum {
+ IFLA_BOND_UNSPEC,
+ IFLA_BOND_MODE,
+ IFLA_BOND_ACTIVE_SLAVE,
+ __IFLA_BOND_MAX,
+};
+
+#define IFLA_BOND_MAX (__IFLA_BOND_MAX - 1)
+
/* SR-IOV virtual function management section */
enum {