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Diffstat (limited to 'net/batman-adv/gateway_client.c')
-rw-r--r--net/batman-adv/gateway_client.c88
1 files changed, 73 insertions, 15 deletions
diff --git a/net/batman-adv/gateway_client.c b/net/batman-adv/gateway_client.c
index 4150a64..55cf226 100644
--- a/net/batman-adv/gateway_client.c
+++ b/net/batman-adv/gateway_client.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 2009-2013 B.A.T.M.A.N. contributors:
+/* Copyright (C) 2009-2014 B.A.T.M.A.N. contributors:
*
* Marek Lindner
*
@@ -129,6 +129,7 @@ static struct batadv_gw_node *
batadv_gw_get_best_gw_node(struct batadv_priv *bat_priv)
{
struct batadv_neigh_node *router;
+ struct batadv_neigh_ifinfo *router_ifinfo;
struct batadv_gw_node *gw_node, *curr_gw = NULL;
uint32_t max_gw_factor = 0, tmp_gw_factor = 0;
uint32_t gw_divisor;
@@ -145,14 +146,19 @@ batadv_gw_get_best_gw_node(struct batadv_priv *bat_priv)
continue;
orig_node = gw_node->orig_node;
- router = batadv_orig_node_get_router(orig_node);
+ router = batadv_orig_router_get(orig_node, BATADV_IF_DEFAULT);
if (!router)
continue;
+ router_ifinfo = batadv_neigh_ifinfo_get(router,
+ BATADV_IF_DEFAULT);
+ if (!router_ifinfo)
+ goto next;
+
if (!atomic_inc_not_zero(&gw_node->refcount))
goto next;
- tq_avg = router->bat_iv.tq_avg;
+ tq_avg = router_ifinfo->bat_iv.tq_avg;
switch (atomic_read(&bat_priv->gw_sel_class)) {
case 1: /* fast connection */
@@ -197,6 +203,8 @@ batadv_gw_get_best_gw_node(struct batadv_priv *bat_priv)
next:
batadv_neigh_node_free_ref(router);
+ if (router_ifinfo)
+ batadv_neigh_ifinfo_free_ref(router_ifinfo);
}
rcu_read_unlock();
@@ -239,6 +247,7 @@ void batadv_gw_election(struct batadv_priv *bat_priv)
{
struct batadv_gw_node *curr_gw = NULL, *next_gw = NULL;
struct batadv_neigh_node *router = NULL;
+ struct batadv_neigh_ifinfo *router_ifinfo = NULL;
char gw_addr[18] = { '\0' };
if (atomic_read(&bat_priv->gw_mode) != BATADV_GW_MODE_CLIENT)
@@ -257,11 +266,19 @@ void batadv_gw_election(struct batadv_priv *bat_priv)
if (next_gw) {
sprintf(gw_addr, "%pM", next_gw->orig_node->orig);
- router = batadv_orig_node_get_router(next_gw->orig_node);
+ router = batadv_orig_router_get(next_gw->orig_node,
+ BATADV_IF_DEFAULT);
if (!router) {
batadv_gw_reselect(bat_priv);
goto out;
}
+
+ router_ifinfo = batadv_neigh_ifinfo_get(router,
+ BATADV_IF_DEFAULT);
+ if (!router_ifinfo) {
+ batadv_gw_reselect(bat_priv);
+ goto out;
+ }
}
if ((curr_gw) && (!next_gw)) {
@@ -276,7 +293,8 @@ void batadv_gw_election(struct batadv_priv *bat_priv)
next_gw->bandwidth_down / 10,
next_gw->bandwidth_down % 10,
next_gw->bandwidth_up / 10,
- next_gw->bandwidth_up % 10, router->bat_iv.tq_avg);
+ next_gw->bandwidth_up % 10,
+ router_ifinfo->bat_iv.tq_avg);
batadv_throw_uevent(bat_priv, BATADV_UEV_GW, BATADV_UEV_ADD,
gw_addr);
} else {
@@ -286,7 +304,8 @@ void batadv_gw_election(struct batadv_priv *bat_priv)
next_gw->bandwidth_down / 10,
next_gw->bandwidth_down % 10,
next_gw->bandwidth_up / 10,
- next_gw->bandwidth_up % 10, router->bat_iv.tq_avg);
+ next_gw->bandwidth_up % 10,
+ router_ifinfo->bat_iv.tq_avg);
batadv_throw_uevent(bat_priv, BATADV_UEV_GW, BATADV_UEV_CHANGE,
gw_addr);
}
@@ -300,11 +319,15 @@ out:
batadv_gw_node_free_ref(next_gw);
if (router)
batadv_neigh_node_free_ref(router);
+ if (router_ifinfo)
+ batadv_neigh_ifinfo_free_ref(router_ifinfo);
}
void batadv_gw_check_election(struct batadv_priv *bat_priv,
struct batadv_orig_node *orig_node)
{
+ struct batadv_neigh_ifinfo *router_orig_tq = NULL;
+ struct batadv_neigh_ifinfo *router_gw_tq = NULL;
struct batadv_orig_node *curr_gw_orig;
struct batadv_neigh_node *router_gw = NULL, *router_orig = NULL;
uint8_t gw_tq_avg, orig_tq_avg;
@@ -313,20 +336,30 @@ void batadv_gw_check_election(struct batadv_priv *bat_priv,
if (!curr_gw_orig)
goto reselect;
- router_gw = batadv_orig_node_get_router(curr_gw_orig);
+ router_gw = batadv_orig_router_get(curr_gw_orig, BATADV_IF_DEFAULT);
if (!router_gw)
goto reselect;
+ router_gw_tq = batadv_neigh_ifinfo_get(router_gw,
+ BATADV_IF_DEFAULT);
+ if (!router_gw_tq)
+ goto reselect;
+
/* this node already is the gateway */
if (curr_gw_orig == orig_node)
goto out;
- router_orig = batadv_orig_node_get_router(orig_node);
+ router_orig = batadv_orig_router_get(orig_node, BATADV_IF_DEFAULT);
if (!router_orig)
goto out;
- gw_tq_avg = router_gw->bat_iv.tq_avg;
- orig_tq_avg = router_orig->bat_iv.tq_avg;
+ router_orig_tq = batadv_neigh_ifinfo_get(router_orig,
+ BATADV_IF_DEFAULT);
+ if (!router_orig_tq)
+ goto out;
+
+ gw_tq_avg = router_gw_tq->bat_iv.tq_avg;
+ orig_tq_avg = router_orig_tq->bat_iv.tq_avg;
/* the TQ value has to be better */
if (orig_tq_avg < gw_tq_avg)
@@ -352,6 +385,10 @@ out:
batadv_neigh_node_free_ref(router_gw);
if (router_orig)
batadv_neigh_node_free_ref(router_orig);
+ if (router_gw_tq)
+ batadv_neigh_ifinfo_free_ref(router_gw_tq);
+ if (router_orig_tq)
+ batadv_neigh_ifinfo_free_ref(router_orig_tq);
return;
}
@@ -537,28 +574,36 @@ static int batadv_write_buffer_text(struct batadv_priv *bat_priv,
{
struct batadv_gw_node *curr_gw;
struct batadv_neigh_node *router;
+ struct batadv_neigh_ifinfo *router_ifinfo = NULL;
int ret = -1;
- router = batadv_orig_node_get_router(gw_node->orig_node);
+ router = batadv_orig_router_get(gw_node->orig_node, BATADV_IF_DEFAULT);
if (!router)
goto out;
+ router_ifinfo = batadv_neigh_ifinfo_get(router, BATADV_IF_DEFAULT);
+ if (!router_ifinfo)
+ goto out;
+
curr_gw = batadv_gw_get_selected_gw_node(bat_priv);
ret = seq_printf(seq, "%s %pM (%3i) %pM [%10s]: %u.%u/%u.%u MBit\n",
(curr_gw == gw_node ? "=>" : " "),
gw_node->orig_node->orig,
- router->bat_iv.tq_avg, router->addr,
+ router_ifinfo->bat_iv.tq_avg, router->addr,
router->if_incoming->net_dev->name,
gw_node->bandwidth_down / 10,
gw_node->bandwidth_down % 10,
gw_node->bandwidth_up / 10,
gw_node->bandwidth_up % 10);
- batadv_neigh_node_free_ref(router);
if (curr_gw)
batadv_gw_node_free_ref(curr_gw);
out:
+ if (router_ifinfo)
+ batadv_neigh_ifinfo_free_ref(router_ifinfo);
+ if (router)
+ batadv_neigh_node_free_ref(router);
return ret;
}
@@ -746,6 +791,7 @@ bool batadv_gw_out_of_range(struct batadv_priv *bat_priv,
struct batadv_neigh_node *neigh_curr = NULL, *neigh_old = NULL;
struct batadv_orig_node *orig_dst_node = NULL;
struct batadv_gw_node *gw_node = NULL, *curr_gw = NULL;
+ struct batadv_neigh_ifinfo *curr_ifinfo, *old_ifinfo;
struct ethhdr *ethhdr = (struct ethhdr *)skb->data;
bool out_of_range = false;
uint8_t curr_tq_avg;
@@ -787,7 +833,14 @@ bool batadv_gw_out_of_range(struct batadv_priv *bat_priv,
if (!neigh_curr)
goto out;
- curr_tq_avg = neigh_curr->bat_iv.tq_avg;
+ curr_ifinfo = batadv_neigh_ifinfo_get(neigh_curr,
+ BATADV_IF_DEFAULT);
+ if (!curr_ifinfo)
+ goto out;
+
+ curr_tq_avg = curr_ifinfo->bat_iv.tq_avg;
+ batadv_neigh_ifinfo_free_ref(curr_ifinfo);
+
break;
case BATADV_GW_MODE_OFF:
default:
@@ -798,8 +851,13 @@ bool batadv_gw_out_of_range(struct batadv_priv *bat_priv,
if (!neigh_old)
goto out;
- if (curr_tq_avg - neigh_old->bat_iv.tq_avg > BATADV_GW_THRESHOLD)
+ old_ifinfo = batadv_neigh_ifinfo_get(neigh_old, BATADV_IF_DEFAULT);
+ if (!old_ifinfo)
+ goto out;
+
+ if ((curr_tq_avg - old_ifinfo->bat_iv.tq_avg) > BATADV_GW_THRESHOLD)
out_of_range = true;
+ batadv_neigh_ifinfo_free_ref(old_ifinfo);
out:
if (orig_dst_node)
generated by cgit v0.10.2 at 2024-07-28 06:57:11 (GMT)