net: switchdev: support static FDB addresses
This patch adds a is_static boolean to the switchdev_obj_fdb structure,
in order to set the ndm_state to either NUD_NOARP or NUD_REACHABLE.
Signed-off-by: Vivien Didelot <vivien.didelot@savoirfairelinux.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/include/net/switchdev.h b/include/net/switchdev.h
index e90e1a0..0e296b8 100644
--- a/include/net/switchdev.h
+++ b/include/net/switchdev.h
@@ -72,6 +72,7 @@
struct switchdev_obj_fdb { /* PORT_FDB */
u8 addr[ETH_ALEN];
u16 vid;
+ bool is_static;
} fdb;
} u;
};
diff --git a/net/switchdev/switchdev.c b/net/switchdev/switchdev.c
index 9db87a3..e9d1cac 100644
--- a/net/switchdev/switchdev.c
+++ b/net/switchdev/switchdev.c
@@ -811,7 +811,7 @@
ndm->ndm_flags = NTF_SELF;
ndm->ndm_type = 0;
ndm->ndm_ifindex = dev->ifindex;
- ndm->ndm_state = NUD_REACHABLE;
+ ndm->ndm_state = obj->u.fdb.is_static ? NUD_NOARP : NUD_REACHABLE;
if (nla_put(dump->skb, NDA_LLADDR, ETH_ALEN, obj->u.fdb.addr))
goto nla_put_failure;