diff options
Diffstat (limited to 'net')
| -rw-r--r-- | net/dsa/dsa_priv.h | 1 | ||||
| -rw-r--r-- | net/dsa/port.c | 23 | ||||
| -rw-r--r-- | net/dsa/switch.c | 21 |
3 files changed, 37 insertions, 8 deletions
diff --git a/net/dsa/dsa_priv.h b/net/dsa/dsa_priv.h index 6d9a1ef65fa0..a1a0ae242012 100644 --- a/net/dsa/dsa_priv.h +++ b/net/dsa/dsa_priv.h @@ -35,6 +35,7 @@ struct dsa_notifier_ageing_time_info { /* DSA_NOTIFIER_BRIDGE_* */ struct dsa_notifier_bridge_info { struct net_device *br; + int tree_index; int sw_index; int port; }; diff --git a/net/dsa/port.c b/net/dsa/port.c index a58fdd362574..ebc8d6cbd1d4 100644 --- a/net/dsa/port.c +++ b/net/dsa/port.c @@ -13,6 +13,23 @@ #include "dsa_priv.h" +static int dsa_broadcast(unsigned long e, void *v) +{ + struct dsa_switch_tree *dst; + int err = 0; + + list_for_each_entry(dst, &dsa_tree_list, list) { + struct raw_notifier_head *nh = &dst->nh; + + err = raw_notifier_call_chain(nh, e, v); + err = notifier_to_errno(err); + if (err) + break; + } + + return err; +} + static int dsa_port_notify(const struct dsa_port *dp, unsigned long e, void *v) { struct raw_notifier_head *nh = &dp->ds->dst->nh; @@ -120,6 +137,7 @@ void dsa_port_disable(struct dsa_port *dp) int dsa_port_bridge_join(struct dsa_port *dp, struct net_device *br) { struct dsa_notifier_bridge_info info = { + .tree_index = dp->ds->dst->index, .sw_index = dp->ds->index, .port = dp->index, .br = br, @@ -136,7 +154,7 @@ int dsa_port_bridge_join(struct dsa_port *dp, struct net_device *br) */ dp->bridge_dev = br; - err = dsa_port_notify(dp, DSA_NOTIFIER_BRIDGE_JOIN, &info); + err = dsa_broadcast(DSA_NOTIFIER_BRIDGE_JOIN, &info); /* The bridging is rolled back on error */ if (err) { @@ -150,6 +168,7 @@ int dsa_port_bridge_join(struct dsa_port *dp, struct net_device *br) void dsa_port_bridge_leave(struct dsa_port *dp, struct net_device *br) { struct dsa_notifier_bridge_info info = { + .tree_index = dp->ds->dst->index, .sw_index = dp->ds->index, .port = dp->index, .br = br, @@ -161,7 +180,7 @@ void dsa_port_bridge_leave(struct dsa_port *dp, struct net_device *br) */ dp->bridge_dev = NULL; - err = dsa_port_notify(dp, DSA_NOTIFIER_BRIDGE_LEAVE, &info); + err = dsa_broadcast(DSA_NOTIFIER_BRIDGE_LEAVE, &info); if (err) pr_err("DSA: failed to notify DSA_NOTIFIER_BRIDGE_LEAVE\n"); diff --git a/net/dsa/switch.c b/net/dsa/switch.c index f3c32ff552b3..86c8dc5c32a0 100644 --- a/net/dsa/switch.c +++ b/net/dsa/switch.c @@ -89,11 +89,16 @@ static int dsa_switch_mtu(struct dsa_switch *ds, static int dsa_switch_bridge_join(struct dsa_switch *ds, struct dsa_notifier_bridge_info *info) { - if (ds->index == info->sw_index && ds->ops->port_bridge_join) + struct dsa_switch_tree *dst = ds->dst; + + if (dst->index == info->tree_index && ds->index == info->sw_index && + ds->ops->port_bridge_join) return ds->ops->port_bridge_join(ds, info->port, info->br); - if (ds->index != info->sw_index && ds->ops->crosschip_bridge_join) - return ds->ops->crosschip_bridge_join(ds, info->sw_index, + if ((dst->index != info->tree_index || ds->index != info->sw_index) && + ds->ops->crosschip_bridge_join) + return ds->ops->crosschip_bridge_join(ds, info->tree_index, + info->sw_index, info->port, info->br); return 0; @@ -103,13 +108,17 @@ static int dsa_switch_bridge_leave(struct dsa_switch *ds, struct dsa_notifier_bridge_info *info) { bool unset_vlan_filtering = br_vlan_enabled(info->br); + struct dsa_switch_tree *dst = ds->dst; int err, i; - if (ds->index == info->sw_index && ds->ops->port_bridge_leave) + if (dst->index == info->tree_index && ds->index == info->sw_index && + ds->ops->port_bridge_join) ds->ops->port_bridge_leave(ds, info->port, info->br); - if (ds->index != info->sw_index && ds->ops->crosschip_bridge_leave) - ds->ops->crosschip_bridge_leave(ds, info->sw_index, info->port, + if ((dst->index != info->tree_index || ds->index != info->sw_index) && + ds->ops->crosschip_bridge_join) + ds->ops->crosschip_bridge_leave(ds, info->tree_index, + info->sw_index, info->port, info->br); /* If the bridge was vlan_filtering, the bridge core doesn't trigger an |