[PATCH v2 net-next 1/6] net: bridge: add dynamic flag to switchdev notifier

Hans J. Schultz
2023-03-18T14:24:47Z

To be able to add dynamic FDB entries to drivers from userspace, the
dynamic flag must be added when sending RTM_NEWNEIGH events down.

Signed-off-by: Hans J. Schultz <netdev@kapio-technology.com>
---
include/net/switchdev.h | 1 +
net/bridge/br_switchdev.c | 1 +
2 files changed, 2 insertions(+)

diff --git a/include/net/switchdev.h b/include/net/switchdev.h
index ca0312b78294..aaf918d4ba67 100644
--- a/include/net/switchdev.h
+++ b/include/net/switchdev.h
@@ -249,6 +249,7 @@ struct switchdev_notifier_fdb_info {
u8 added_by_user:1,
is_local:1,
locked:1,
+ is_dyn:1,
offloaded:1;
};

diff --git a/net/bridge/br_switchdev.c b/net/bridge/br_switchdev.c
index de18e9c1d7a7..9707d3fdb396 100644
--- a/net/bridge/br_switchdev.c
+++ b/net/bridge/br_switchdev.c
@@ -134,6 +134,7 @@ static void br_switchdev_fdb_populate(struct net_bridge *br,
item->added_by_user = test_bit(BR_FDB_ADDED_BY_USER, &fdb->flags);
item->offloaded = test_bit(BR_FDB_OFFLOADED, &fdb->flags);
item->is_local = test_bit(BR_FDB_LOCAL, &fdb->flags);
+ item->is_dyn = !test_bit(BR_FDB_STATIC, &fdb->flags);
item->locked = false;
item->info.dev = (!p || item->is_local) ? br->dev : p->dev;
item->info.ctx = ctx;
--
2.34.1