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team: send port changed when added

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On some hw, link is not up during adding iface to team. That causes event
not being sent to userspace and that may cause confusion.
Fix this bug by sending port changed event once it's added to team.

Signed-off-by: Jiri Pirko <jiri@resnulli.us>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Jiri Pirko 2012-09-21 01:51:59 +00:00 committed by David S. Miller
parent 5e953778a2
commit 10f3f51d56
1 changed files with 25 additions and 8 deletions
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33
drivers/net/team/team.c
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@ -966,7 +966,8 @@ static struct netpoll_info *team_netpoll_info(struct team *team)
}
#endif
static void __team_port_change_check(struct team_port *port, bool linkup);
static void __team_port_change_port_added(struct team_port *port, bool linkup);
static int team_dev_type_check_change(struct net_device *dev,
struct net_device *port_dev);
@ -1079,7 +1080,7 @@ static int team_port_add(struct team *team, struct net_device *port_dev)
team_port_enable(team, port);
list_add_tail_rcu(&port->list, &team->port_list);
__team_compute_features(team);
__team_port_change_check(port, !!netif_carrier_ok(port_dev));
__team_port_change_port_added(port, !!netif_carrier_ok(port_dev));
__team_options_change_check(team);
netdev_info(dev, "Port device %s added\n", portname);
@ -1114,6 +1115,8 @@ err_set_mtu:
return err;
}
static void __team_port_change_port_removed(struct team_port *port);
static int team_port_del(struct team *team, struct net_device *port_dev)
{
struct net_device *dev = team->dev;
@ -1130,8 +1133,7 @@ static int team_port_del(struct team *team, struct net_device *port_dev)
__team_option_inst_mark_removed_port(team, port);
__team_options_change_check(team);
__team_option_inst_del_port(team, port);
port->removed = true;
__team_port_change_check(port, false);
__team_port_change_port_removed(port);
team_port_disable(team, port);
list_del_rcu(&port->list);
netdev_rx_handler_unregister(port_dev);
@ -2499,13 +2501,11 @@ static void __team_options_change_check(struct team *team)
}
/* rtnl lock is held */
static void __team_port_change_check(struct team_port *port, bool linkup)
static void __team_port_change_send(struct team_port *port, bool linkup)
{
int err;
if (!port->removed && port->state.linkup == linkup)
return;
port->changed = true;
port->state.linkup = linkup;
team_refresh_port_linkup(port);
@ -2530,6 +2530,23 @@ send_event:
}
static void __team_port_change_check(struct team_port *port, bool linkup)
{
if (port->state.linkup != linkup)
__team_port_change_send(port, linkup);
}
static void __team_port_change_port_added(struct team_port *port, bool linkup)
{
__team_port_change_send(port, linkup);
}
static void __team_port_change_port_removed(struct team_port *port)
{
port->removed = true;
__team_port_change_send(port, false);
}
static void team_port_change_check(struct team_port *port, bool linkup)
{
struct team *team = port->team;