rstp: Show some useful rstp port fields.

designated_bridge_id, designated_port_id and designated_path_cost are
now displayed in rstp_status when using 'ovs-vsctl list port'.

Signed-off-by: Daniele Venturino <daniele.venturino@m3s.it>
Acked-by: Jarno Rajahalme <jrajahalme@nicira.com>

1 files changed, 8 insertions, 2 deletions

diff --git a/lib/rstp.c b/lib/rstp.c
index b37ad68de..0f96749a3 100644
--- a/lib/rstp.c
+++ b/lib/rstp.c
@@ -1264,8 +1264,10 @@ rstp_port_get_state(const struct rstp_port *p)
 void
 rstp_port_get_status(const struct rstp_port *p, uint16_t *id,
                      enum rstp_state *state, enum rstp_port_role *role,
-                     int *tx_count, int *rx_count, int *error_count,
-                     int *uptime)
+                     rstp_identifier *designated_bridge_id,
+                     uint16_t *designated_port_id,
+                     uint32_t *designated_path_cost, int *tx_count,
+                     int *rx_count, int *error_count, int *uptime)
     OVS_EXCLUDED(rstp_mutex)
 {
     ovs_mutex_lock(&rstp_mutex);
@@ -1273,6 +1275,10 @@ rstp_port_get_status(const struct rstp_port *p, uint16_t *id,
     *state = p->rstp_state;
     *role = p->role;
 
+    *designated_bridge_id = p->port_priority.designated_bridge_id;
+    *designated_port_id = p->port_priority.designated_port_id;
+    *designated_path_cost = p->port_priority.root_path_cost;
+
     *tx_count = p->tx_count;
     *rx_count = p->rx_rstp_bpdu_cnt;
     *error_count = p->error_count;