From: Hangbin Liu Date: Tue, 24 Feb 2026 02:02:14 +0000 (+0000) Subject: bonding: print churn state via netlink X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=4916f2e2f3fc9aef289fcd07949301e5c29094c2;p=thirdparty%2Flinux.git bonding: print churn state via netlink Currently, the churn state is printed only in sysfs. Add netlink support so users could get the state via netlink. Signed-off-by: Hangbin Liu Link: https://patch.msgid.link/20260224020215.6012-1-liuhangbin@gmail.com Signed-off-by: Paolo Abeni --- diff --git a/drivers/net/bonding/bond_netlink.c b/drivers/net/bonding/bond_netlink.c index 286f11c517f76..ea1a80e658aeb 100644 --- a/drivers/net/bonding/bond_netlink.c +++ b/drivers/net/bonding/bond_netlink.c @@ -29,6 +29,8 @@ static size_t bond_get_slave_size(const struct net_device *bond_dev, nla_total_size(sizeof(u16)) + /* IFLA_BOND_SLAVE_AD_PARTNER_OPER_PORT_STATE */ nla_total_size(sizeof(s32)) + /* IFLA_BOND_SLAVE_PRIO */ nla_total_size(sizeof(u16)) + /* IFLA_BOND_SLAVE_ACTOR_PORT_PRIO */ + nla_total_size(sizeof(u8)) + /* IFLA_BOND_SLAVE_AD_CHURN_ACTOR_STATE */ + nla_total_size(sizeof(u8)) + /* IFLA_BOND_SLAVE_AD_CHURN_PARTNER_STATE */ 0; } @@ -77,6 +79,13 @@ static int bond_fill_slave_info(struct sk_buff *skb, IFLA_BOND_SLAVE_AD_PARTNER_OPER_PORT_STATE, ad_port->partner_oper.port_state)) goto nla_put_failure; + + if (nla_put_u8(skb, IFLA_BOND_SLAVE_AD_CHURN_ACTOR_STATE, + ad_port->sm_churn_actor_state)) + goto nla_put_failure; + if (nla_put_u8(skb, IFLA_BOND_SLAVE_AD_CHURN_PARTNER_STATE, + ad_port->sm_churn_partner_state)) + goto nla_put_failure; } if (nla_put_u16(skb, IFLA_BOND_SLAVE_ACTOR_PORT_PRIO, diff --git a/include/uapi/linux/if_link.h b/include/uapi/linux/if_link.h index e9b5f79e1ee17..83a96c56b8cad 100644 --- a/include/uapi/linux/if_link.h +++ b/include/uapi/linux/if_link.h @@ -1568,6 +1568,8 @@ enum { IFLA_BOND_SLAVE_AD_PARTNER_OPER_PORT_STATE, IFLA_BOND_SLAVE_PRIO, IFLA_BOND_SLAVE_ACTOR_PORT_PRIO, + IFLA_BOND_SLAVE_AD_CHURN_ACTOR_STATE, + IFLA_BOND_SLAVE_AD_CHURN_PARTNER_STATE, __IFLA_BOND_SLAVE_MAX, };