From 42d452c4b5e7bf0e3024fa9512ec462f70545ae5 Mon Sep 17 00:00:00 2001 From: Nikolay Aleksandrov Date: Tue, 6 Oct 2015 14:11:58 +0200 Subject: [PATCH] bridge: netlink: export port's id and number Add IFLA_BRPORT_(ID|NO) to allow getting port's port_id and port_no respectively via netlink. Signed-off-by: Nikolay Aleksandrov Signed-off-by: David S. Miller --- include/uapi/linux/if_link.h | 2 ++ net/bridge/br_netlink.c | 6 +++++- 2 files changed, 7 insertions(+), 1 deletion(-) diff --git a/include/uapi/linux/if_link.h b/include/uapi/linux/if_link.h index 837caf940135..6857563eb27c 100644 --- a/include/uapi/linux/if_link.h +++ b/include/uapi/linux/if_link.h @@ -296,6 +296,8 @@ enum { IFLA_BRPORT_BRIDGE_ID, /* designated bridge */ IFLA_BRPORT_DESIGNATED_PORT, IFLA_BRPORT_DESIGNATED_COST, + IFLA_BRPORT_ID, + IFLA_BRPORT_NO, __IFLA_BRPORT_MAX }; #define IFLA_BRPORT_MAX (__IFLA_BRPORT_MAX - 1) diff --git a/net/bridge/br_netlink.c b/net/bridge/br_netlink.c index 678d22747044..e51332792c3c 100644 --- a/net/bridge/br_netlink.c +++ b/net/bridge/br_netlink.c @@ -131,6 +131,8 @@ static inline size_t br_port_info_size(void) + nla_total_size(sizeof(struct ifla_bridge_id)) /* IFLA_BRPORT_BRIDGE_ID */ + nla_total_size(sizeof(u16)) /* IFLA_BRPORT_DESIGNATED_PORT */ + nla_total_size(sizeof(u16)) /* IFLA_BRPORT_DESIGNATED_COST */ + + nla_total_size(sizeof(u16)) /* IFLA_BRPORT_ID */ + + nla_total_size(sizeof(u16)) /* IFLA_BRPORT_NO */ + 0; } @@ -170,7 +172,9 @@ static int br_port_fill_attrs(struct sk_buff *skb, nla_put(skb, IFLA_BRPORT_BRIDGE_ID, sizeof(struct ifla_bridge_id), &p->designated_bridge) || nla_put_u16(skb, IFLA_BRPORT_DESIGNATED_PORT, p->designated_port) || - nla_put_u16(skb, IFLA_BRPORT_DESIGNATED_COST, p->designated_cost)) + nla_put_u16(skb, IFLA_BRPORT_DESIGNATED_COST, p->designated_cost) || + nla_put_u16(skb, IFLA_BRPORT_ID, p->port_id) || + nla_put_u16(skb, IFLA_BRPORT_NO, p->port_no)) return -EMSGSIZE; return 0; -- 2.34.1