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From: Arkadi Sharshevsky <arkadis@mellanox.com>
Date: Thu, 8 Jun 2017 08:44:16 +0200
Subject: mlxsw: spectrum: Remove support for bridge FDB learning sync
Patch-mainline: v4.13-rc1
Git-commit: a989cdb473c2fd9cd0187fa9f7da8e4a7c989332
References: bsc#1112374

Currently the mlxsw driver supports an option for disabling syncing
the hardware learned FDBs with the software bridge. This behavior
breaks the bridge offload model and thus it is removed.

Signed-off-by: Arkadi Sharshevsky <arkadis@mellanox.com>
Reviewed-by: Ido Schimmel <idosch@mellanox.com>
Signed-off-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
 drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c |   20 ++++++---------
 1 file changed, 9 insertions(+), 11 deletions(-)

--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c
@@ -1857,19 +1857,17 @@ void mlxsw_sp_port_bridge_leave(struct m
 	mlxsw_sp_bridge_port_put(mlxsw_sp->bridge, bridge_port);
 }
 
-static void mlxsw_sp_fdb_call_notifiers(bool learning_sync, bool adding,
+static void mlxsw_sp_fdb_call_notifiers(bool adding,
 					char *mac, u16 vid,
 					struct net_device *dev)
 {
 	struct switchdev_notifier_fdb_info info;
 	unsigned long notifier_type;
 
-	if (learning_sync) {
-		info.addr = mac;
-		info.vid = vid;
-		notifier_type = adding ? SWITCHDEV_FDB_ADD_TO_BRIDGE : SWITCHDEV_FDB_DEL_TO_BRIDGE;
-		call_switchdev_notifiers(notifier_type, dev, &info.info);
-	}
+	info.addr = mac;
+	info.vid = vid;
+	notifier_type = adding ? SWITCHDEV_FDB_ADD_TO_BRIDGE : SWITCHDEV_FDB_DEL_TO_BRIDGE;
+	call_switchdev_notifiers(notifier_type, dev, &info.info);
 }
 
 static void mlxsw_sp_fdb_notify_mac_process(struct mlxsw_sp *mlxsw_sp,
@@ -1918,8 +1916,8 @@ do_fdb_op:
 
 	if (!do_notification)
 		return;
-	mlxsw_sp_fdb_call_notifiers(bridge_port->flags & BR_LEARNING_SYNC,
-				    adding, mac, vid, bridge_port->dev);
+	mlxsw_sp_fdb_call_notifiers(adding, mac, vid, bridge_port->dev);
+
 	return;
 
 just_remove:
@@ -1976,8 +1974,8 @@ do_fdb_op:
 
 	if (!do_notification)
 		return;
-	mlxsw_sp_fdb_call_notifiers(bridge_port->flags & BR_LEARNING_SYNC,
-				    adding, mac, vid, bridge_port->dev);
+	mlxsw_sp_fdb_call_notifiers(adding, mac, vid, bridge_port->dev);
+
 	return;
 
 just_remove: