[patch net-next 14/26] team: implement lower state change propagation

Jiri Pirko
2015-12-01T13:49:26Z

From: Jiri Pirko <jiri@mellanox.com>

Let netdev notifier listeners know about link-up and port-enable state
changes.

Signed-off-by: Jiri Pirko <jiri@mellanox.com>
---
drivers/net/team/team.c | 20 ++++++++++++++++++--
1 file changed, 18 insertions(+), 2 deletions(-)

diff --git a/drivers/net/team/team.c b/drivers/net/team/team.c
index 9814133..059c0f6 100644
--- a/drivers/net/team/team.c
+++ b/drivers/net/team/team.c
@@ -91,10 +91,24 @@ void team_modeop_port_change_dev_addr(struct team *team,
}
EXPORT_SYMBOL(team_modeop_port_change_dev_addr);

+static void team_lower_state_changed(struct team_port *port)
+{
+ struct netdev_lag_lower_state_info info;
+
+ info.link_up = port->linkup;
+ info.tx_enabled = team_port_enabled(port);
+ netdev_lower_state_changed(port->dev, &info);
+}
+
static void team_refresh_port_linkup(struct team_port *port)
{
- port->linkup = port->user.linkup_enabled ? port->user.linkup :
- port->state.linkup;
+ bool new_linkup = port->user.linkup_enabled ? port->user.linkup :
+ port->state.linkup;
+
+ if (port->linkup != new_linkup) {
+ port->linkup = new_linkup;
+ team_lower_state_changed(port);
+ }
}

@@ -932,6 +946,7 @@ static void team_port_enable(struct team *team,
team->ops.port_enabled(team, port);
team_notify_peers(team);
team_mcast_rejoin(team);
+ team_lower_state_changed(port);
}

static void __reconstruct_port_hlist(struct team *team, int rm_index)
@@ -963,6 +978,7 @@ static void team_port_disable(struct team *team,
team_adjust_ops(team);
team_notify_peers(team);
team_mcast_rejoin(team);
+ team_lower_state_changed(port);
}

#define TEAM_VLAN_FEATURES (NETIF_F_ALL_CSUM | NETIF_F_SG | \
--
1.9.3