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authorNikolay Aleksandrov <razor@blackwall.org>2022-04-13 13:51:58 +0300
committerDavid S. Miller <davem@davemloft.net>2022-04-13 12:46:26 +0100
commitedaef191722439591bfba75b4e5650bfd39c9123 (patch)
treec27604ccc69a4f088fc180391952e23bb871d30c /net/bridge/br_fdb.c
parentnet: rtnetlink: add NLM_F_BULK support to rtnl_fdb_del (diff)
downloadlinux-dev-edaef191722439591bfba75b4e5650bfd39c9123.tar.xz
linux-dev-edaef191722439591bfba75b4e5650bfd39c9123.zip
net: bridge: fdb: add ndo_fdb_del_bulk
Add a minimal ndo_fdb_del_bulk implementation which flushes all entries. Support for more fine-grained filtering will be added in the following patches. Signed-off-by: Nikolay Aleksandrov <razor@blackwall.org> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to '')
-rw-r--r--net/bridge/br_fdb.c23
1 files changed, 23 insertions, 0 deletions
diff --git a/net/bridge/br_fdb.c b/net/bridge/br_fdb.c
index 6ccda68bd473..363985f1a540 100644
--- a/net/bridge/br_fdb.c
+++ b/net/bridge/br_fdb.c
@@ -572,6 +572,29 @@ void br_fdb_flush(struct net_bridge *br)
spin_unlock_bh(&br->hash_lock);
}
+int br_fdb_delete_bulk(struct ndmsg *ndm, struct nlattr *tb[],
+ struct net_device *dev, u16 vid,
+ struct netlink_ext_ack *extack)
+{
+ struct net_bridge_port *p = NULL;
+ struct net_bridge *br;
+
+ if (netif_is_bridge_master(dev)) {
+ br = netdev_priv(dev);
+ } else {
+ p = br_port_get_rtnl(dev);
+ if (!p) {
+ NL_SET_ERR_MSG_MOD(extack, "Device is not a bridge port");
+ return -EINVAL;
+ }
+ br = p->br;
+ }
+
+ br_fdb_flush(br);
+
+ return 0;
+}
+
/* Flush all entries referring to a specific port.
* if do_all is set also flush static entries
* if vid is set delete all entries that match the vlan_id