diff mbox series

[net-next,v3,10/11] net: bridge: mcast: add ip4+ip6 mcast router timers to mdb netlink

Message ID 20210512231941.19211-11-linus.luessing@c0d3.blue (mailing list archive)
State Superseded
Delegated to: Netdev Maintainers
Headers show
Series net: bridge: split IPv4/v6 mc router state and export for batman-adv | expand

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netdev/build_32bit success Errors and warnings before: 16 this patch: 16
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netdev/checkpatch success total: 0 errors, 0 warnings, 0 checks, 22 lines checked
netdev/build_allmodconfig_warn success Errors and warnings before: 16 this patch: 16
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Commit Message

Linus Lüssing May 12, 2021, 11:19 p.m. UTC
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>
---
 include/uapi/linux/if_bridge.h | 2 ++
 net/bridge/br_mdb.c            | 8 +++++++-
 2 files changed, 9 insertions(+), 1 deletion(-)

Comments

Nikolay Aleksandrov May 13, 2021, 11:38 a.m. UTC | #1
On 13/05/2021 02:19, Linus Lüssing wrote:
> 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>
> ---
>  include/uapi/linux/if_bridge.h | 2 ++
>  net/bridge/br_mdb.c            | 8 +++++++-
>  2 files changed, 9 insertions(+), 1 deletion(-)
> 

Acked-by: Nikolay Aleksandrov <nikolay@nvidia.com>
diff mbox series

Patch

diff --git a/include/uapi/linux/if_bridge.h b/include/uapi/linux/if_bridge.h
index 13d59c5..6b56a75 100644
--- a/include/uapi/linux/if_bridge.h
+++ b/include/uapi/linux/if_bridge.h
@@ -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)
diff --git a/net/bridge/br_mdb.c b/net/bridge/br_mdb.c
index 10c416c..3f839a8 100644
--- a/net/bridge/br_mdb.c
+++ b/net/bridge/br_mdb.c
@@ -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;
 		}