The following commit has been merged in the master branch: commit 0c9a249ef4dcaf733f6c7f64d4ce5c97b4705968 Author: Marek Lindner lindner_marek@yahoo.de Date: Thu Mar 1 15:35:21 2012 +0800
batman-adv: split neigh_new function into generic and batman iv specific parts
Signed-off-by: Marek Lindner lindner_marek@yahoo.de Acked-by: Simon Wunderlich siwu@hrz.tu-chemnitz.de
diff --git a/bat_iv_ogm.c b/bat_iv_ogm.c index 284d787..723f683 100644 --- a/bat_iv_ogm.c +++ b/bat_iv_ogm.c @@ -30,6 +30,32 @@ #include "send.h" #include "bat_algo.h"
+static struct neigh_node *bat_iv_ogm_neigh_new(struct hard_iface *hard_iface, + const uint8_t *neigh_addr, + struct orig_node *orig_node, + struct orig_node *orig_neigh, + uint32_t seqno) +{ + struct neigh_node *neigh_node; + + neigh_node = neigh_node_new(hard_iface, neigh_addr, seqno); + if (!neigh_node) + goto out; + + INIT_LIST_HEAD(&neigh_node->bonding_list); + spin_lock_init(&neigh_node->tq_lock); + + neigh_node->orig_node = orig_neigh; + neigh_node->if_incoming = hard_iface; + + spin_lock_bh(&orig_node->neigh_list_lock); + hlist_add_head_rcu(&neigh_node->list, &orig_node->neigh_list); + spin_unlock_bh(&orig_node->neigh_list_lock); + +out: + return neigh_node; +} + static int bat_iv_ogm_iface_enable(struct hard_iface *hard_iface) { struct batman_ogm_packet *batman_ogm_packet; @@ -642,8 +668,9 @@ static void bat_iv_ogm_orig_update(struct bat_priv *bat_priv, if (!orig_tmp) goto unlock;
- neigh_node = create_neighbor(orig_node, orig_tmp, - ethhdr->h_source, if_incoming); + neigh_node = bat_iv_ogm_neigh_new(if_incoming, ethhdr->h_source, + orig_node, orig_tmp, + batman_ogm_packet->seqno);
orig_node_free_ref(orig_tmp); if (!neigh_node) @@ -768,10 +795,11 @@ static int bat_iv_ogm_calc_tq(struct orig_node *orig_node, rcu_read_unlock();
if (!neigh_node) - neigh_node = create_neighbor(orig_neigh_node, - orig_neigh_node, - orig_neigh_node->orig, - if_incoming); + neigh_node = bat_iv_ogm_neigh_new(if_incoming, + orig_neigh_node->orig, + orig_neigh_node, + orig_neigh_node, + batman_ogm_packet->seqno);
if (!neigh_node) goto out; diff --git a/originator.c b/originator.c index 183a1fe..9f32aa0 100644 --- a/originator.c +++ b/originator.c @@ -86,35 +86,28 @@ struct neigh_node *orig_node_get_router(struct orig_node *orig_node) return router; }
-struct neigh_node *create_neighbor(struct orig_node *orig_node, - struct orig_node *orig_neigh_node, - const uint8_t *neigh, - struct hard_iface *if_incoming) +struct neigh_node *neigh_node_new(struct hard_iface *hard_iface, + const uint8_t *neigh_addr, uint32_t seqno) { - struct bat_priv *bat_priv = netdev_priv(if_incoming->soft_iface); + struct bat_priv *bat_priv = netdev_priv(hard_iface->soft_iface); struct neigh_node *neigh_node;
- bat_dbg(DBG_BATMAN, bat_priv, - "Creating new last-hop neighbor of originator\n"); - neigh_node = kzalloc(sizeof(*neigh_node), GFP_ATOMIC); if (!neigh_node) - return NULL; + goto out;
INIT_HLIST_NODE(&neigh_node->list); - INIT_LIST_HEAD(&neigh_node->bonding_list); - spin_lock_init(&neigh_node->tq_lock);
- memcpy(neigh_node->addr, neigh, ETH_ALEN); - neigh_node->orig_node = orig_neigh_node; - neigh_node->if_incoming = if_incoming; + memcpy(neigh_node->addr, neigh_addr, ETH_ALEN);
/* extra reference for return */ atomic_set(&neigh_node->refcount, 2);
- spin_lock_bh(&orig_node->neigh_list_lock); - hlist_add_head_rcu(&neigh_node->list, &orig_node->neigh_list); - spin_unlock_bh(&orig_node->neigh_list_lock); + bat_dbg(DBG_BATMAN, bat_priv, + "Creating new neighbor %pM, initial seqno %d\n", + neigh_addr, seqno); + +out: return neigh_node; }
diff --git a/originator.h b/originator.h index 3fe2eda..64c5d94 100644 --- a/originator.h +++ b/originator.h @@ -29,10 +29,8 @@ void originator_free(struct bat_priv *bat_priv); void purge_orig_ref(struct bat_priv *bat_priv); void orig_node_free_ref(struct orig_node *orig_node); struct orig_node *get_orig_node(struct bat_priv *bat_priv, const uint8_t *addr); -struct neigh_node *create_neighbor(struct orig_node *orig_node, - struct orig_node *orig_neigh_node, - const uint8_t *neigh, - struct hard_iface *if_incoming); +struct neigh_node *neigh_node_new(struct hard_iface *hard_iface, + const uint8_t *neigh_addr, uint32_t seqno); void neigh_node_free_ref(struct neigh_node *neigh_node); struct neigh_node *orig_node_get_router(struct orig_node *orig_node); int orig_seq_print_text(struct seq_file *seq, void *offset);