This option has no effect in modes other than 802.3ad mode. When this option enabled, the bond device will broadcast ARP/ND packets to all active slaves. Cc: Stephen Hemminger Cc: David Ahern Signed-off-by: Tonghao Zhang --- no update uapi header: https://marc.info/?l=linux-netdev&m=170614774224160&w=3 net-next patch: https://patchwork.kernel.org/project/netdevbpf/patch/84d0a044514157bb856a10b6d03a1028c4883561.1751031306.git.tonghao@bamaicloud.com/ --- ip/iplink_bond.c | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/ip/iplink_bond.c b/ip/iplink_bond.c index a964f547..b1b144fb 100644 --- a/ip/iplink_bond.c +++ b/ip/iplink_bond.c @@ -149,6 +149,7 @@ static void print_explain(FILE *f) " [ lacp_rate LACP_RATE ]\n" " [ lacp_active LACP_ACTIVE]\n" " [ coupled_control COUPLED_CONTROL ]\n" + " [ broadcast_neighbor BROADCAST_NEIGHBOR ]\n" " [ ad_select AD_SELECT ]\n" " [ ad_user_port_key PORTKEY ]\n" " [ ad_actor_sys_prio SYSPRIO ]\n" @@ -165,6 +166,7 @@ static void print_explain(FILE *f) "LACP_RATE := slow|fast\n" "AD_SELECT := stable|bandwidth|count\n" "COUPLED_CONTROL := off|on\n" + "BROADCAST_NEIGHBOR := off|on\n" ); } @@ -184,6 +186,7 @@ static int bond_parse_opt(struct link_util *lu, int argc, char **argv, __u32 arp_all_targets, resend_igmp, min_links, lp_interval; __u32 packets_per_slave; __u8 missed_max; + __u8 broadcast_neighbor; unsigned int ifindex; int ret; @@ -376,6 +379,12 @@ static int bond_parse_opt(struct link_util *lu, int argc, char **argv, if (ret) return ret; addattr8(n, 1024, IFLA_BOND_COUPLED_CONTROL, coupled_control); + } else if (strcmp(*argv, "broadcast_neighbor") == 0) { + NEXT_ARG(); + broadcast_neighbor = parse_on_off("broadcast_neighbor", *argv, &ret); + if (ret) + return ret; + addattr8(n, 1024, IFLA_BOND_BROADCAST_NEIGH, broadcast_neighbor); } else if (matches(*argv, "ad_select") == 0) { NEXT_ARG(); if (get_index(ad_select_tbl, *argv) < 0) @@ -675,6 +684,13 @@ static void bond_print_opt(struct link_util *lu, FILE *f, struct rtattr *tb[]) rta_getattr_u8(tb[IFLA_BOND_COUPLED_CONTROL])); } + if (tb[IFLA_BOND_BROADCAST_NEIGH]) { + print_on_off(PRINT_ANY, + "broadcast_neighbor", + "broadcast_neighbor %s ", + rta_getattr_u8(tb[IFLA_BOND_BROADCAST_NEIGH])); + } + if (tb[IFLA_BOND_AD_SELECT]) { const char *ad_select = get_name(ad_select_tbl, rta_getattr_u8(tb[IFLA_BOND_AD_SELECT])); -- 2.34.1