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authorsfeldma@cumulusnetworks.com <sfeldma@cumulusnetworks.com>2013-12-12 14:10:24 -0800
committerDavid S. Miller <davem@davemloft.net>2013-12-14 01:07:32 -0500
commit06151dbcf3f76edbe900138cde9e862f429918c9 (patch)
tree84622a95346240f5ca72ca1451c3fb8d815725c8 /drivers/net/bonding/bond_netlink.c
parentbonding: add use_carrier netlink support (diff)
downloadlinux-dev-06151dbcf3f76edbe900138cde9e862f429918c9.tar.xz
linux-dev-06151dbcf3f76edbe900138cde9e862f429918c9.zip
bonding: add arp_interval netlink support
Add IFLA_BOND_ARP_INTERVAL to allow get/set of bonding parameter arp_interval via netlink. Signed-off-by: Scott Feldman <sfeldma@cumulusnetworks.com> Signed-off-by: Jiri Pirko <jiri@resnulli.us> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/bonding/bond_netlink.c')
-rw-r--r--drivers/net/bonding/bond_netlink.c21
1 files changed, 20 insertions, 1 deletions
diff --git a/drivers/net/bonding/bond_netlink.c b/drivers/net/bonding/bond_netlink.c
index 7edf6399cea2..58e71235b75f 100644
--- a/drivers/net/bonding/bond_netlink.c
+++ b/drivers/net/bonding/bond_netlink.c
@@ -28,6 +28,7 @@ static const struct nla_policy bond_policy[IFLA_BOND_MAX + 1] = {
[IFLA_BOND_UPDELAY] = { .type = NLA_U32 },
[IFLA_BOND_DOWNDELAY] = { .type = NLA_U32 },
[IFLA_BOND_USE_CARRIER] = { .type = NLA_U8 },
+ [IFLA_BOND_ARP_INTERVAL] = { .type = NLA_U32 },
};
static int bond_validate(struct nlattr *tb[], struct nlattr *data[])
@@ -45,6 +46,7 @@ static int bond_changelink(struct net_device *bond_dev,
struct nlattr *tb[], struct nlattr *data[])
{
struct bonding *bond = netdev_priv(bond_dev);
+ int miimon = 0;
int err;
if (!data)
@@ -74,7 +76,7 @@ static int bond_changelink(struct net_device *bond_dev,
return err;
}
if (data[IFLA_BOND_MIIMON]) {
- int miimon = nla_get_u32(data[IFLA_BOND_MIIMON]);
+ miimon = nla_get_u32(data[IFLA_BOND_MIIMON]);
err = bond_option_miimon_set(bond, miimon);
if (err)
@@ -101,6 +103,19 @@ static int bond_changelink(struct net_device *bond_dev,
if (err)
return err;
}
+ if (data[IFLA_BOND_ARP_INTERVAL]) {
+ int arp_interval = nla_get_u32(data[IFLA_BOND_ARP_INTERVAL]);
+
+ if (arp_interval && miimon) {
+ pr_err("%s: ARP monitoring cannot be used with MII monitoring.\n",
+ bond->dev->name);
+ return -EINVAL;
+ }
+
+ err = bond_option_arp_interval_set(bond, arp_interval);
+ if (err)
+ return err;
+ }
return 0;
}
@@ -124,6 +139,7 @@ static size_t bond_get_size(const struct net_device *bond_dev)
nla_total_size(sizeof(u32)) + /* IFLA_BOND_UPDELAY */
nla_total_size(sizeof(u32)) + /* IFLA_BOND_DOWNDELAY */
nla_total_size(sizeof(u8)) + /* IFLA_BOND_USE_CARRIER */
+ nla_total_size(sizeof(u32)) + /* IFLA_BOND_ARP_INTERVAL */
0;
}
@@ -154,6 +170,9 @@ static int bond_fill_info(struct sk_buff *skb,
if (nla_put_u8(skb, IFLA_BOND_USE_CARRIER, bond->params.use_carrier))
goto nla_put_failure;
+ if (nla_put_u32(skb, IFLA_BOND_ARP_INTERVAL, bond->params.arp_interval))
+ goto nla_put_failure;
+
return 0;
nla_put_failure: