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net: bridge: mcast: add ip4+ip6 mcast router timers to mdb netlink

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Now that we have split the multicast router state into two, one for IPv4
and one for IPv6, also add individual timers to the mdb netlink router
port dump. Leaving the old timer attribute for backwards compatibility.

Signed-off-by: Linus Lüssing <linus.luessing@c0d3.blue>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Linus Lüssing 2021-05-13 15:20:52 +02:00 committed by David S. Miller
parent a3c02e769e
commit b7fb091654
2 changed files with 9 additions and 1 deletions
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2
include/uapi/linux/if_bridge.h
View File

@ -627,6 +627,8 @@ enum {
MDBA_ROUTER_PATTR_UNSPEC,
MDBA_ROUTER_PATTR_TIMER,
MDBA_ROUTER_PATTR_TYPE,
MDBA_ROUTER_PATTR_INET_TIMER,
MDBA_ROUTER_PATTR_INET6_TIMER,
__MDBA_ROUTER_PATTR_MAX
};
#define MDBA_ROUTER_PATTR_MAX (__MDBA_ROUTER_PATTR_MAX - 1)

8
net/bridge/br_mdb.c
View File

@ -79,7 +79,13 @@ static int br_rports_fill_info(struct sk_buff *skb, struct netlink_callback *cb,
nla_put_u32(skb, MDBA_ROUTER_PATTR_TIMER,
max(ip4_timer, ip6_timer)) ||
nla_put_u8(skb, MDBA_ROUTER_PATTR_TYPE,
p->multicast_router)) {
p->multicast_router) ||
(have_ip4_mc_rtr &&
nla_put_u32(skb, MDBA_ROUTER_PATTR_INET_TIMER,
ip4_timer)) ||
(have_ip6_mc_rtr &&
nla_put_u32(skb, MDBA_ROUTER_PATTR_INET6_TIMER,
ip6_timer))) {
nla_nest_cancel(skb, port_nest);
goto fail;
}