From 0f7bffd9e512b77279bbce704fad3cb1d6887958 Mon Sep 17 00:00:00 2001 From: Nikolay Aleksandrov Date: Fri, 31 Jul 2015 16:49:43 +0200 Subject: [PATCH] bonding: add tlb_dynamic_lb netlink support tlb_dynamic_lb could be set only via sysfs, this patch allows it to be set via netlink. Signed-off-by: Nikolay Aleksandrov Signed-off-by: David S. Miller --- drivers/net/bonding/bond_netlink.c | 17 +++++++++++++++-- include/uapi/linux/if_link.h | 1 + 2 files changed, 16 insertions(+), 2 deletions(-) diff --git a/drivers/net/bonding/bond_netlink.c b/drivers/net/bonding/bond_netlink.c index 1bda29249d12..db760e84119f 100644 --- a/drivers/net/bonding/bond_netlink.c +++ b/drivers/net/bonding/bond_netlink.c @@ -111,6 +111,7 @@ static const struct nla_policy bond_policy[IFLA_BOND_MAX + 1] = { [IFLA_BOND_AD_USER_PORT_KEY] = { .type = NLA_U16 }, [IFLA_BOND_AD_ACTOR_SYSTEM] = { .type = NLA_BINARY, .len = ETH_ALEN }, + [IFLA_BOND_TLB_DYNAMIC_LB] = { .type = NLA_U8 }, }; static const struct nla_policy bond_slave_policy[IFLA_BOND_SLAVE_MAX + 1] = { @@ -405,7 +406,6 @@ static int bond_changelink(struct net_device *bond_dev, if (err) return err; } - if (data[IFLA_BOND_AD_USER_PORT_KEY]) { int port_key = nla_get_u16(data[IFLA_BOND_AD_USER_PORT_KEY]); @@ -415,7 +415,6 @@ static int bond_changelink(struct net_device *bond_dev, if (err) return err; } - if (data[IFLA_BOND_AD_ACTOR_SYSTEM]) { if (nla_len(data[IFLA_BOND_AD_ACTOR_SYSTEM]) != ETH_ALEN) return -EINVAL; @@ -426,6 +425,15 @@ static int bond_changelink(struct net_device *bond_dev, if (err) return err; } + if (data[IFLA_BOND_TLB_DYNAMIC_LB]) { + int dynamic_lb = nla_get_u8(data[IFLA_BOND_TLB_DYNAMIC_LB]); + + bond_opt_initval(&newval, dynamic_lb); + err = __bond_opt_set(bond, BOND_OPT_TLB_DYNAMIC_LB, &newval); + if (err) + return err; + } + return 0; } @@ -476,6 +484,7 @@ static size_t bond_get_size(const struct net_device *bond_dev) nla_total_size(sizeof(u16)) + /* IFLA_BOND_AD_ACTOR_SYS_PRIO */ nla_total_size(sizeof(u16)) + /* IFLA_BOND_AD_USER_PORT_KEY */ nla_total_size(ETH_ALEN) + /* IFLA_BOND_AD_ACTOR_SYSTEM */ + nla_total_size(sizeof(u8)) + /* IFLA_BOND_TLB_DYNAMIC_LB */ 0; } @@ -598,6 +607,10 @@ static int bond_fill_info(struct sk_buff *skb, bond->params.ad_select)) goto nla_put_failure; + if (nla_put_u8(skb, IFLA_BOND_TLB_DYNAMIC_LB, + bond->params.tlb_dynamic_lb)) + goto nla_put_failure; + if (BOND_MODE(bond) == BOND_MODE_8023AD) { struct ad_info info; diff --git a/include/uapi/linux/if_link.h b/include/uapi/linux/if_link.h index 24e22cd4be79..ea047480a1f0 100644 --- a/include/uapi/linux/if_link.h +++ b/include/uapi/linux/if_link.h @@ -434,6 +434,7 @@ enum { IFLA_BOND_AD_ACTOR_SYS_PRIO, IFLA_BOND_AD_USER_PORT_KEY, IFLA_BOND_AD_ACTOR_SYSTEM, + IFLA_BOND_TLB_DYNAMIC_LB, __IFLA_BOND_MAX, }; -- GitLab