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Commit 7ae8b285 authored by Marek Lindner's avatar Marek Lindner Committed by Antonio Quartulli
Browse files

batman-adv: split neigh_new function into generic and batman iv specific parts 



Signed-off-by: default avatarMarek Lindner <lindner_marek@yahoo.de>
Acked-by: default avatarSimon Wunderlich <siwu@hrz.tu-chemnitz.de>
Signed-off-by: default avatarAntonio Quartulli <ordex@autistici.org>
parent 0b0094e0

net/batman-adv/bat_iv_ogm.c

+34 −6
Original line number Diff line number Diff line
@@ -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 = batadv_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;
@@ -638,8 +664,9 @@ 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)
@@ -764,10 +791,11 @@ 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,

		neigh_node = bat_iv_ogm_neigh_new(if_incoming,

						  orig_neigh_node->orig,

					     if_incoming);

						  orig_neigh_node,

						  orig_neigh_node,

						  batman_ogm_packet->seqno);



	if (!neigh_node)

		goto out;

net/batman-adv/originator.c

+11 −17
Original line number Diff line number Diff line
@@ -85,35 +85,29 @@ 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 *batadv_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;

}

net/batman-adv/originator.h

+3 −4
Original line number Diff line number Diff line
@@ -29,10 +29,9 @@ 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 *batadv_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);