diff options
| author | Linus Lüssing <linus.luessing@c0d3.blue> | 2021-05-13 16:20:53 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2021-05-14 00:04:31 +0300 |
| commit | 3b85f9ba3480c1bcbebb2bb490822bec0e7a1201 (patch) | |
| tree | f9bc58a8c7dda3a4295b32233870c977c6787a9c /include/linux | |
| parent | b7fb0916544de44ce099d9f3b6129c86b484de25 (diff) | |
| download | linux-3b85f9ba3480c1bcbebb2bb490822bec0e7a1201.tar.xz | |
net: bridge: mcast: export multicast router presence adjacent to a port
To properly support routable multicast addresses in batman-adv in a
group-aware way, a batman-adv node needs to know if it serves multicast
routers.
This adds a function to the bridge to export this so that batman-adv
can then make full use of the Multicast Router Discovery capability of
the bridge.
Signed-off-by: Linus Lüssing <linus.luessing@c0d3.blue>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/if_bridge.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/include/linux/if_bridge.h b/include/linux/if_bridge.h index 2cc35038a8ca..12e9a32dbca0 100644 --- a/include/linux/if_bridge.h +++ b/include/linux/if_bridge.h @@ -67,6 +67,7 @@ int br_multicast_list_adjacent(struct net_device *dev, struct list_head *br_ip_list); bool br_multicast_has_querier_anywhere(struct net_device *dev, int proto); bool br_multicast_has_querier_adjacent(struct net_device *dev, int proto); +bool br_multicast_has_router_adjacent(struct net_device *dev, int proto); bool br_multicast_enabled(const struct net_device *dev); bool br_multicast_router(const struct net_device *dev); int br_mdb_replay(struct net_device *br_dev, struct net_device *dev, @@ -87,6 +88,13 @@ static inline bool br_multicast_has_querier_adjacent(struct net_device *dev, { return false; } + +static inline bool br_multicast_has_router_adjacent(struct net_device *dev, + int proto) +{ + return true; +} + static inline bool br_multicast_enabled(const struct net_device *dev) { return false; |