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| author | Hangbin Liu <liuhangbin@gmail.com> | 2021-11-30 12:29:47 +0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2021-11-30 12:15:58 +0000 |
| commit | 5944b5abd8646e8c6ac6af2b55f87dede1dae898 (patch) | |
| tree | 3e0b164b647020ebc1309e7e1d86f4105b8fb3ab /drivers/net/bonding/bond_netlink.c | |
| parent | 2680ce7fc9939221da16e86a2e73cc1df563c82c (diff) | |
| download | lwn-5944b5abd8646e8c6ac6af2b55f87dede1dae898.tar.gz lwn-5944b5abd8646e8c6ac6af2b55f87dede1dae898.zip | |
Bonding: add arp_missed_max option
Currently, we use hard code number to verify if we are in the
arp_interval timeslice. But some user may want to reduce/extend
the verify timeslice. With the similar team option 'missed_max'
the uers could change that number based on their own environment.
Acked-by: Jay Vosburgh <jay.vosburgh@canonical.com>
Signed-off-by: Hangbin Liu <liuhangbin@gmail.com>
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.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/drivers/net/bonding/bond_netlink.c b/drivers/net/bonding/bond_netlink.c index 5d54e11d18fa..1007bf6d385d 100644 --- a/drivers/net/bonding/bond_netlink.c +++ b/drivers/net/bonding/bond_netlink.c @@ -110,6 +110,7 @@ static const struct nla_policy bond_policy[IFLA_BOND_MAX + 1] = { .len = ETH_ALEN }, [IFLA_BOND_TLB_DYNAMIC_LB] = { .type = NLA_U8 }, [IFLA_BOND_PEER_NOTIF_DELAY] = { .type = NLA_U32 }, + [IFLA_BOND_MISSED_MAX] = { .type = NLA_U8 }, }; static const struct nla_policy bond_slave_policy[IFLA_BOND_SLAVE_MAX + 1] = { @@ -453,6 +454,15 @@ static int bond_changelink(struct net_device *bond_dev, struct nlattr *tb[], return err; } + if (data[IFLA_BOND_MISSED_MAX]) { + int missed_max = nla_get_u8(data[IFLA_BOND_MISSED_MAX]); + + bond_opt_initval(&newval, missed_max); + err = __bond_opt_set(bond, BOND_OPT_MISSED_MAX, &newval); + if (err) + return err; + } + return 0; } @@ -515,6 +525,7 @@ static size_t bond_get_size(const struct net_device *bond_dev) nla_total_size(ETH_ALEN) + /* IFLA_BOND_AD_ACTOR_SYSTEM */ nla_total_size(sizeof(u8)) + /* IFLA_BOND_TLB_DYNAMIC_LB */ nla_total_size(sizeof(u32)) + /* IFLA_BOND_PEER_NOTIF_DELAY */ + nla_total_size(sizeof(u8)) + /* IFLA_BOND_MISSED_MAX */ 0; } @@ -650,6 +661,10 @@ static int bond_fill_info(struct sk_buff *skb, bond->params.tlb_dynamic_lb)) goto nla_put_failure; + if (nla_put_u8(skb, IFLA_BOND_MISSED_MAX, + bond->params.missed_max)) + goto nla_put_failure; + if (BOND_MODE(bond) == BOND_MODE_8023AD) { struct ad_info info; |