Thread (25 messages) 25 messages, 3 authors, 2022-11-03
STALE1364d
Revisions (3)
  1. rfc current
  2. v1 [diff vs current]
  3. v2 [diff vs current]

[RFC PATCH net-next 13/19] bridge: mcast: Expose br_multicast_new_group_src()

From: Ido Schimmel <idosch@nvidia.com>
Date: 2022-10-18 12:07:58
Also in: bridge
Subsystem: ethernet bridge, networking [general], the rest · Maintainers: Nikolay Aleksandrov, Ido Schimmel, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds

Currently, new group source entries are only created in response to
received Membership Reports. Subsequent patches are going to allow user
space to install (*, G) entries with a source list.

As a preparatory step, expose br_multicast_new_group_src() so that it
could later be invoked from the MDB code (i.e., br_mdb.c) that handles
RTM_NEWMDB messages.

Signed-off-by: Ido Schimmel <idosch@nvidia.com>
---
 net/bridge/br_multicast.c | 2 +-
 net/bridge/br_private.h   | 3 +++
 2 files changed, 4 insertions(+), 1 deletion(-)
diff --git a/net/bridge/br_multicast.c b/net/bridge/br_multicast.c
index 09140bc8c15e..14f72d11f4a2 100644
--- a/net/bridge/br_multicast.c
+++ b/net/bridge/br_multicast.c
@@ -1232,7 +1232,7 @@ br_multicast_find_group_src(struct net_bridge_port_group *pg, struct br_ip *ip)
 	return NULL;
 }
 
-static struct net_bridge_group_src *
+struct net_bridge_group_src *
 br_multicast_new_group_src(struct net_bridge_port_group *pg, struct br_ip *src_ip)
 {
 	struct net_bridge_group_src *grp_src;
diff --git a/net/bridge/br_private.h b/net/bridge/br_private.h
index 278a18e88e42..2aa453ea04f9 100644
--- a/net/bridge/br_private.h
+++ b/net/bridge/br_private.h
@@ -972,6 +972,9 @@ void br_multicast_sg_add_exclude_ports(struct net_bridge_mdb_entry *star_mp,
 				       struct net_bridge_port_group *sg);
 struct net_bridge_group_src *
 br_multicast_find_group_src(struct net_bridge_port_group *pg, struct br_ip *ip);
+struct net_bridge_group_src *
+br_multicast_new_group_src(struct net_bridge_port_group *pg,
+			   struct br_ip *src_ip);
 void br_multicast_del_group_src(struct net_bridge_group_src *src,
 				bool fastleave);
 void br_multicast_ctx_init(struct net_bridge *br,
-- 
2.37.3
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