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batman-adv: remove old bridge loop avoidance code 

The functionality is to be replaced by an improved implementation,
so first clean up.

Signed-off-by: Simon Wunderlich <siwu@hrz.tu-chemnitz.de>
Signed-off-by: Antonio Quartulli <ordex@autistici.org>
This commit is contained in:
Simon Wunderlich 2012-01-22 20:00:18 +01:00 committed by Antonio Quartulli
parent 8681a1c4dd
commit a7f6ee9493
9 changed files with 5 additions and 517 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
net/batman-adv/bat_debugfs.c
View File

@ -238,12 +238,6 @@ static int gateways_open(struct inode *inode, struct file *file)
return single_open(file, gw_client_seq_print_text, net_dev);
}
static int softif_neigh_open(struct inode *inode, struct file *file)
{
struct net_device *net_dev = (struct net_device *)inode->i_private;
return single_open(file, softif_neigh_seq_print_text, net_dev);
}
static int transtable_global_open(struct inode *inode, struct file *file)
{
struct net_device *net_dev = (struct net_device *)inode->i_private;
@ -282,7 +276,6 @@ struct bat_debuginfo bat_debuginfo_##_name = { \
static BAT_DEBUGINFO(routing_algos, S_IRUGO, bat_algorithms_open);
static BAT_DEBUGINFO(originators, S_IRUGO, originators_open);
static BAT_DEBUGINFO(gateways, S_IRUGO, gateways_open);
static BAT_DEBUGINFO(softif_neigh, S_IRUGO, softif_neigh_open);
static BAT_DEBUGINFO(transtable_global, S_IRUGO, transtable_global_open);
static BAT_DEBUGINFO(transtable_local, S_IRUGO, transtable_local_open);
static BAT_DEBUGINFO(vis_data, S_IRUGO, vis_data_open);
@ -290,7 +283,6 @@ static BAT_DEBUGINFO(vis_data, S_IRUGO, vis_data_open);
static struct bat_debuginfo *mesh_debuginfos[] = {
&bat_debuginfo_originators,
&bat_debuginfo_gateways,
&bat_debuginfo_softif_neigh,
&bat_debuginfo_transtable_global,
&bat_debuginfo_transtable_local,
&bat_debuginfo_vis_data,

5
net/batman-adv/main.c
View File

@ -96,13 +96,10 @@ int mesh_init(struct net_device *soft_iface)
spin_lock_init(&bat_priv->gw_list_lock);
spin_lock_init(&bat_priv->vis_hash_lock);
spin_lock_init(&bat_priv->vis_list_lock);
spin_lock_init(&bat_priv->softif_neigh_lock);
spin_lock_init(&bat_priv->softif_neigh_vid_lock);
INIT_HLIST_HEAD(&bat_priv->forw_bat_list);
INIT_HLIST_HEAD(&bat_priv->forw_bcast_list);
INIT_HLIST_HEAD(&bat_priv->gw_list);
INIT_HLIST_HEAD(&bat_priv->softif_neigh_vids);
INIT_LIST_HEAD(&bat_priv->tt_changes_list);
INIT_LIST_HEAD(&bat_priv->tt_req_list);
INIT_LIST_HEAD(&bat_priv->tt_roam_list);
@ -145,8 +142,6 @@ void mesh_free(struct net_device *soft_iface)
tt_free(bat_priv);
softif_neigh_purge(bat_priv);
atomic_set(&bat_priv->mesh_state, MESH_INACTIVE);
}

2
net/batman-adv/main.h
View File

@ -80,8 +80,6 @@
#define MAX_AGGREGATION_BYTES 512
#define MAX_AGGREGATION_MS 100
#define SOFTIF_NEIGH_TIMEOUT 180000 /* 3 minutes */
/* don't reset again within 30 seconds */
#define RESET_PROTECTION_MS 30000
#define EXPECTED_SEQNO_RANGE 65536

2
net/batman-adv/originator.c
View File

@ -375,8 +375,6 @@ static void _purge_orig(struct bat_priv *bat_priv)
gw_node_purge(bat_priv);
gw_election(bat_priv);
softif_neigh_purge(bat_priv);
}
static void purge_orig(struct work_struct *work)

5
net/batman-adv/routing.c
View File

@ -30,6 +30,9 @@
#include "vis.h"
#include "unicast.h"
static int route_unicast_packet(struct sk_buff *skb,
struct hard_iface *recv_if);
void slide_own_bcast_window(struct hard_iface *hard_iface)
{
struct bat_priv *bat_priv = netdev_priv(hard_iface->soft_iface);
@ -798,7 +801,7 @@ static int check_unicast_packet(struct sk_buff *skb, int hdr_size)
return 0;
}
int route_unicast_packet(struct sk_buff *skb, struct hard_iface *recv_if)
static int route_unicast_packet(struct sk_buff *skb, struct hard_iface *recv_if)
{
struct bat_priv *bat_priv = netdev_priv(recv_if->soft_iface);
struct orig_node *orig_node = NULL;

1
net/batman-adv/routing.h
View File

@ -25,7 +25,6 @@
void slide_own_bcast_window(struct hard_iface *hard_iface);
void update_route(struct bat_priv *bat_priv, struct orig_node *orig_node,
struct neigh_node *neigh_node);
int route_unicast_packet(struct sk_buff *skb, struct hard_iface *recv_if);
int recv_icmp_packet(struct sk_buff *skb, struct hard_iface *recv_if);
int recv_unicast_packet(struct sk_buff *skb, struct hard_iface *recv_if);
int recv_ucast_frag_packet(struct sk_buff *skb, struct hard_iface *recv_if);

476
net/batman-adv/soft-interface.c
View File

@ -73,439 +73,6 @@ int my_skb_head_push(struct sk_buff *skb, unsigned int len)
return 0;
}
static void softif_neigh_free_ref(struct softif_neigh *softif_neigh)
{
if (atomic_dec_and_test(&softif_neigh->refcount))
kfree_rcu(softif_neigh, rcu);
}
static void softif_neigh_vid_free_rcu(struct rcu_head *rcu)
{
struct softif_neigh_vid *softif_neigh_vid;
struct softif_neigh *softif_neigh;
struct hlist_node *node, *node_tmp;
struct bat_priv *bat_priv;
softif_neigh_vid = container_of(rcu, struct softif_neigh_vid, rcu);
bat_priv = softif_neigh_vid->bat_priv;
spin_lock_bh(&bat_priv->softif_neigh_lock);
hlist_for_each_entry_safe(softif_neigh, node, node_tmp,
&softif_neigh_vid->softif_neigh_list, list) {
hlist_del_rcu(&softif_neigh->list);
softif_neigh_free_ref(softif_neigh);
}
spin_unlock_bh(&bat_priv->softif_neigh_lock);
kfree(softif_neigh_vid);
}
static void softif_neigh_vid_free_ref(struct softif_neigh_vid *softif_neigh_vid)
{
if (atomic_dec_and_test(&softif_neigh_vid->refcount))
call_rcu(&softif_neigh_vid->rcu, softif_neigh_vid_free_rcu);
}
static struct softif_neigh_vid *softif_neigh_vid_get(struct bat_priv *bat_priv,
short vid)
{
struct softif_neigh_vid *softif_neigh_vid;
struct hlist_node *node;
rcu_read_lock();
hlist_for_each_entry_rcu(softif_neigh_vid, node,
&bat_priv->softif_neigh_vids, list) {
if (softif_neigh_vid->vid != vid)
continue;
if (!atomic_inc_not_zero(&softif_neigh_vid->refcount))
continue;
goto out;
}
softif_neigh_vid = kzalloc(sizeof(*softif_neigh_vid), GFP_ATOMIC);
if (!softif_neigh_vid)
goto out;
softif_neigh_vid->vid = vid;
softif_neigh_vid->bat_priv = bat_priv;
/* initialize with 2 - caller decrements counter by one */
atomic_set(&softif_neigh_vid->refcount, 2);
INIT_HLIST_HEAD(&softif_neigh_vid->softif_neigh_list);
INIT_HLIST_NODE(&softif_neigh_vid->list);
spin_lock_bh(&bat_priv->softif_neigh_vid_lock);
hlist_add_head_rcu(&softif_neigh_vid->list,
&bat_priv->softif_neigh_vids);
spin_unlock_bh(&bat_priv->softif_neigh_vid_lock);
out:
rcu_read_unlock();
return softif_neigh_vid;
}
static struct softif_neigh *softif_neigh_get(struct bat_priv *bat_priv,
const uint8_t *addr, short vid)
{
struct softif_neigh_vid *softif_neigh_vid;
struct softif_neigh *softif_neigh = NULL;
struct hlist_node *node;
softif_neigh_vid = softif_neigh_vid_get(bat_priv, vid);
if (!softif_neigh_vid)
goto out;
rcu_read_lock();
hlist_for_each_entry_rcu(softif_neigh, node,
&softif_neigh_vid->softif_neigh_list,
list) {
if (!compare_eth(softif_neigh->addr, addr))
continue;
if (!atomic_inc_not_zero(&softif_neigh->refcount))
continue;
softif_neigh->last_seen = jiffies;
goto unlock;
}
softif_neigh = kzalloc(sizeof(*softif_neigh), GFP_ATOMIC);
if (!softif_neigh)
goto unlock;
memcpy(softif_neigh->addr, addr, ETH_ALEN);
softif_neigh->last_seen = jiffies;
/* initialize with 2 - caller decrements counter by one */
atomic_set(&softif_neigh->refcount, 2);
INIT_HLIST_NODE(&softif_neigh->list);
spin_lock_bh(&bat_priv->softif_neigh_lock);
hlist_add_head_rcu(&softif_neigh->list,
&softif_neigh_vid->softif_neigh_list);
spin_unlock_bh(&bat_priv->softif_neigh_lock);
unlock:
rcu_read_unlock();
out:
if (softif_neigh_vid)
softif_neigh_vid_free_ref(softif_neigh_vid);
return softif_neigh;
}
static struct softif_neigh *softif_neigh_get_selected(
struct softif_neigh_vid *softif_neigh_vid)
{
struct softif_neigh *softif_neigh;
rcu_read_lock();
softif_neigh = rcu_dereference(softif_neigh_vid->softif_neigh);
if (softif_neigh && !atomic_inc_not_zero(&softif_neigh->refcount))
softif_neigh = NULL;
rcu_read_unlock();
return softif_neigh;
}
static struct softif_neigh *softif_neigh_vid_get_selected(
struct bat_priv *bat_priv,
short vid)
{
struct softif_neigh_vid *softif_neigh_vid;
struct softif_neigh *softif_neigh = NULL;
softif_neigh_vid = softif_neigh_vid_get(bat_priv, vid);
if (!softif_neigh_vid)
goto out;
softif_neigh = softif_neigh_get_selected(softif_neigh_vid);
out:
if (softif_neigh_vid)
softif_neigh_vid_free_ref(softif_neigh_vid);
return softif_neigh;
}
static void softif_neigh_vid_select(struct bat_priv *bat_priv,
struct softif_neigh *new_neigh,
short vid)
{
struct softif_neigh_vid *softif_neigh_vid;
struct softif_neigh *curr_neigh;
softif_neigh_vid = softif_neigh_vid_get(bat_priv, vid);
if (!softif_neigh_vid)
goto out;
spin_lock_bh(&bat_priv->softif_neigh_lock);
if (new_neigh && !atomic_inc_not_zero(&new_neigh->refcount))
new_neigh = NULL;
curr_neigh = rcu_dereference_protected(softif_neigh_vid->softif_neigh,
1);
rcu_assign_pointer(softif_neigh_vid->softif_neigh, new_neigh);
if ((curr_neigh) && (!new_neigh))
bat_dbg(DBG_ROUTES, bat_priv,
"Removing mesh exit point on vid: %d (prev: %pM).\n",
vid, curr_neigh->addr);
else if ((curr_neigh) && (new_neigh))
bat_dbg(DBG_ROUTES, bat_priv,
"Changing mesh exit point on vid: %d from %pM to %pM.\n",
vid, curr_neigh->addr, new_neigh->addr);
else if ((!curr_neigh) && (new_neigh))
bat_dbg(DBG_ROUTES, bat_priv,
"Setting mesh exit point on vid: %d to %pM.\n",
vid, new_neigh->addr);
if (curr_neigh)
softif_neigh_free_ref(curr_neigh);
spin_unlock_bh(&bat_priv->softif_neigh_lock);
out:
if (softif_neigh_vid)
softif_neigh_vid_free_ref(softif_neigh_vid);
}
static void softif_neigh_vid_deselect(struct bat_priv *bat_priv,
struct softif_neigh_vid *softif_neigh_vid)
{
struct softif_neigh *curr_neigh;
struct softif_neigh *softif_neigh = NULL, *softif_neigh_tmp;
struct hard_iface *primary_if = NULL;
struct hlist_node *node;
primary_if = primary_if_get_selected(bat_priv);
if (!primary_if)
goto out;
/* find new softif_neigh immediately to avoid temporary loops */
rcu_read_lock();
curr_neigh = rcu_dereference(softif_neigh_vid->softif_neigh);
hlist_for_each_entry_rcu(softif_neigh_tmp, node,
&softif_neigh_vid->softif_neigh_list,
list) {
if (softif_neigh_tmp == curr_neigh)
continue;
/* we got a neighbor but its mac is 'bigger' than ours */
if (memcmp(primary_if->net_dev->dev_addr,
softif_neigh_tmp->addr, ETH_ALEN) < 0)
continue;
if (!atomic_inc_not_zero(&softif_neigh_tmp->refcount))
continue;
softif_neigh = softif_neigh_tmp;
goto unlock;
}
unlock:
rcu_read_unlock();
out:
softif_neigh_vid_select(bat_priv, softif_neigh, softif_neigh_vid->vid);
if (primary_if)
hardif_free_ref(primary_if);
if (softif_neigh)
softif_neigh_free_ref(softif_neigh);
}
int softif_neigh_seq_print_text(struct seq_file *seq, void *offset)
{
struct net_device *net_dev = (struct net_device *)seq->private;
struct bat_priv *bat_priv = netdev_priv(net_dev);
struct softif_neigh_vid *softif_neigh_vid;
struct softif_neigh *softif_neigh;
struct hard_iface *primary_if;
struct hlist_node *node, *node_tmp;
struct softif_neigh *curr_softif_neigh;
int ret = 0, last_seen_secs, last_seen_msecs;
primary_if = primary_if_get_selected(bat_priv);
if (!primary_if) {
ret = seq_printf(seq,
"BATMAN mesh %s disabled - please specify interfaces to enable it\n",
net_dev->name);
goto out;
}
if (primary_if->if_status != IF_ACTIVE) {
ret = seq_printf(seq,
"BATMAN mesh %s disabled - primary interface not active\n",
net_dev->name);
goto out;
}
seq_printf(seq, "Softif neighbor list (%s)\n", net_dev->name);
rcu_read_lock();
hlist_for_each_entry_rcu(softif_neigh_vid, node,
&bat_priv->softif_neigh_vids, list) {
seq_printf(seq, " %-15s %s on vid: %d\n",
"Originator", "last-seen", softif_neigh_vid->vid);
curr_softif_neigh = softif_neigh_get_selected(softif_neigh_vid);
hlist_for_each_entry_rcu(softif_neigh, node_tmp,
&softif_neigh_vid->softif_neigh_list,
list) {
last_seen_secs = jiffies_to_msecs(jiffies -
softif_neigh->last_seen) / 1000;
last_seen_msecs = jiffies_to_msecs(jiffies -
softif_neigh->last_seen) % 1000;
seq_printf(seq, "%s %pM %3i.%03is\n",
curr_softif_neigh == softif_neigh
? "=>" : " ", softif_neigh->addr,
last_seen_secs, last_seen_msecs);
}
if (curr_softif_neigh)
softif_neigh_free_ref(curr_softif_neigh);
seq_printf(seq, "\n");
}
rcu_read_unlock();
out:
if (primary_if)
hardif_free_ref(primary_if);
return ret;
}
void softif_neigh_purge(struct bat_priv *bat_priv)
{
struct softif_neigh *softif_neigh, *curr_softif_neigh;
struct softif_neigh_vid *softif_neigh_vid;
struct hlist_node *node, *node_tmp, *node_tmp2;
int do_deselect;
rcu_read_lock();
hlist_for_each_entry_rcu(softif_neigh_vid, node,
&bat_priv->softif_neigh_vids, list) {
if (!atomic_inc_not_zero(&softif_neigh_vid->refcount))
continue;
curr_softif_neigh = softif_neigh_get_selected(softif_neigh_vid);
do_deselect = 0;
spin_lock_bh(&bat_priv->softif_neigh_lock);
hlist_for_each_entry_safe(softif_neigh, node_tmp, node_tmp2,
&softif_neigh_vid->softif_neigh_list,
list) {
if ((!has_timed_out(softif_neigh->last_seen,
SOFTIF_NEIGH_TIMEOUT)) &&
(atomic_read(&bat_priv->mesh_state) == MESH_ACTIVE))
continue;
if (curr_softif_neigh == softif_neigh) {
bat_dbg(DBG_ROUTES, bat_priv,
"Current mesh exit point on vid: %d '%pM' vanished.\n",
softif_neigh_vid->vid,
softif_neigh->addr);
do_deselect = 1;
}
hlist_del_rcu(&softif_neigh->list);
softif_neigh_free_ref(softif_neigh);
}
spin_unlock_bh(&bat_priv->softif_neigh_lock);
/* soft_neigh_vid_deselect() needs to acquire the
* softif_neigh_lock */
if (do_deselect)
softif_neigh_vid_deselect(bat_priv, softif_neigh_vid);
if (curr_softif_neigh)
softif_neigh_free_ref(curr_softif_neigh);
softif_neigh_vid_free_ref(softif_neigh_vid);
}
rcu_read_unlock();
spin_lock_bh(&bat_priv->softif_neigh_vid_lock);
hlist_for_each_entry_safe(softif_neigh_vid, node, node_tmp,
&bat_priv->softif_neigh_vids, list) {
if (!hlist_empty(&softif_neigh_vid->softif_neigh_list))
continue;
hlist_del_rcu(&softif_neigh_vid->list);
softif_neigh_vid_free_ref(softif_neigh_vid);
}
spin_unlock_bh(&bat_priv->softif_neigh_vid_lock);
}
static void softif_batman_recv(struct sk_buff *skb, struct net_device *dev,
short vid)
{
struct bat_priv *bat_priv = netdev_priv(dev);
struct ethhdr *ethhdr = (struct ethhdr *)skb->data;
struct batman_ogm_packet *batman_ogm_packet;
struct softif_neigh *softif_neigh = NULL;
struct hard_iface *primary_if = NULL;
struct softif_neigh *curr_softif_neigh = NULL;
if (ntohs(ethhdr->h_proto) == ETH_P_8021Q)
batman_ogm_packet = (struct batman_ogm_packet *)
(skb->data + ETH_HLEN + VLAN_HLEN);
else
batman_ogm_packet = (struct batman_ogm_packet *)
(skb->data + ETH_HLEN);
if (batman_ogm_packet->header.version != COMPAT_VERSION)
goto out;
if (batman_ogm_packet->header.packet_type != BAT_OGM)
goto out;
if (!(batman_ogm_packet->flags & PRIMARIES_FIRST_HOP))
goto out;
if (is_my_mac(batman_ogm_packet->orig))
goto out;
softif_neigh = softif_neigh_get(bat_priv, batman_ogm_packet->orig, vid);
if (!softif_neigh)
goto out;
curr_softif_neigh = softif_neigh_vid_get_selected(bat_priv, vid);
if (curr_softif_neigh == softif_neigh)
goto out;
primary_if = primary_if_get_selected(bat_priv);
if (!primary_if)
goto out;
/* we got a neighbor but its mac is 'bigger' than ours */
if (memcmp(primary_if->net_dev->dev_addr,
softif_neigh->addr, ETH_ALEN) < 0)
goto out;
/* close own batX device and use softif_neigh as exit node */
if (!curr_softif_neigh) {
softif_neigh_vid_select(bat_priv, softif_neigh, vid);
goto out;
}
/* switch to new 'smallest neighbor' */
if (memcmp(softif_neigh->addr, curr_softif_neigh->addr, ETH_ALEN) < 0)
softif_neigh_vid_select(bat_priv, softif_neigh, vid);
out:
kfree_skb(skb);
if (softif_neigh)
softif_neigh_free_ref(softif_neigh);
if (curr_softif_neigh)
softif_neigh_free_ref(curr_softif_neigh);
if (primary_if)
hardif_free_ref(primary_if);
return;
}
static int interface_open(struct net_device *dev)
{
netif_start_queue(dev);
@ -562,7 +129,6 @@ static int interface_tx(struct sk_buff *skb, struct net_device *soft_iface)
struct hard_iface *primary_if = NULL;
struct bcast_packet *bcast_packet;
struct vlan_ethhdr *vhdr;
struct softif_neigh *curr_softif_neigh = NULL;
unsigned int header_len = 0;
int data_len = skb->len, ret;
short vid = -1;
@ -583,17 +149,8 @@ static int interface_tx(struct sk_buff *skb, struct net_device *soft_iface)
/* fall through */
case ETH_P_BATMAN:
softif_batman_recv(skb, soft_iface, vid);
goto end;
}
/**
* if we have a another chosen mesh exit node in range
* it will transport the packets to the mesh
*/
curr_softif_neigh = softif_neigh_vid_get_selected(bat_priv, vid);
if (curr_softif_neigh)
goto dropped;
}
/* Register the client MAC in the transtable */
tt_local_add(soft_iface, ethhdr->h_source, skb->skb_iif);
@ -675,8 +232,6 @@ dropped:
dropped_freed:
bat_priv->stats.tx_dropped++;
end:
if (curr_softif_neigh)
softif_neigh_free_ref(curr_softif_neigh);
if (primary_if)
hardif_free_ref(primary_if);
return NETDEV_TX_OK;
@ -687,12 +242,9 @@ void interface_rx(struct net_device *soft_iface,
int hdr_size)
{
struct bat_priv *bat_priv = netdev_priv(soft_iface);
struct unicast_packet *unicast_packet;
struct ethhdr *ethhdr;
struct vlan_ethhdr *vhdr;
struct softif_neigh *curr_softif_neigh = NULL;
short vid = -1;
int ret;
/* check if enough space is available for pulling, and pull */
if (!pskb_may_pull(skb, hdr_size))
@ -716,30 +268,6 @@ void interface_rx(struct net_device *soft_iface,
goto dropped;
}
/**
* if we have a another chosen mesh exit node in range
* it will transport the packets to the non-mesh network
*/
curr_softif_neigh = softif_neigh_vid_get_selected(bat_priv, vid);
if (curr_softif_neigh) {
skb_push(skb, hdr_size);
unicast_packet = (struct unicast_packet *)skb->data;
if ((unicast_packet->header.packet_type != BAT_UNICAST) &&
(unicast_packet->header.packet_type != BAT_UNICAST_FRAG))
goto dropped;
skb_reset_mac_header(skb);
memcpy(unicast_packet->dest,
curr_softif_neigh->addr, ETH_ALEN);
ret = route_unicast_packet(skb, recv_if);
if (ret == NET_RX_DROP)
goto dropped;
goto out;
}
/* skb->dev & skb->pkt_type are set here */
if (unlikely(!pskb_may_pull(skb, ETH_HLEN)))
goto dropped;
@ -765,8 +293,6 @@ void interface_rx(struct net_device *soft_iface,
dropped:
kfree_skb(skb);
out:
if (curr_softif_neigh)
softif_neigh_free_ref(curr_softif_neigh);
return;
}

2
net/batman-adv/soft-interface.h
View File

@ -23,8 +23,6 @@
#define _NET_BATMAN_ADV_SOFT_INTERFACE_H_
int my_skb_head_push(struct sk_buff *skb, unsigned int len);
int softif_neigh_seq_print_text(struct seq_file *seq, void *offset);
void softif_neigh_purge(struct bat_priv *bat_priv);
void interface_rx(struct net_device *soft_iface,
struct sk_buff *skb, struct hard_iface *recv_if,
int hdr_size);

21
net/batman-adv/types.h
View File

@ -174,7 +174,6 @@ struct bat_priv {
struct hlist_head forw_bat_list;
struct hlist_head forw_bcast_list;
struct hlist_head gw_list;
struct hlist_head softif_neigh_vids;
struct list_head tt_changes_list; /* tracks changes in a OGM int */
struct list_head vis_send_list;
struct hashtable_t *orig_hash;
@ -191,8 +190,6 @@ struct bat_priv {
spinlock_t gw_list_lock; /* protects gw_list and curr_gw */
spinlock_t vis_hash_lock; /* protects vis_hash */
spinlock_t vis_list_lock; /* protects vis_info::recv_list */
spinlock_t softif_neigh_lock; /* protects soft-interface neigh list */
spinlock_t softif_neigh_vid_lock; /* protects soft-interface vid list */
atomic_t num_local_tt;
/* Checksum of the local table, recomputed before sending a new OGM */
atomic_t tt_crc;
@ -327,24 +324,6 @@ struct recvlist_node {
uint8_t mac[ETH_ALEN];
};
struct softif_neigh_vid {
struct hlist_node list;
struct bat_priv *bat_priv;
short vid;
atomic_t refcount;
struct softif_neigh __rcu *softif_neigh;
struct rcu_head rcu;
struct hlist_head softif_neigh_list;
};
struct softif_neigh {
struct hlist_node list;
uint8_t addr[ETH_ALEN];
unsigned long last_seen;
atomic_t refcount;
struct rcu_head rcu;
};
struct bat_algo_ops {
struct hlist_node list;
char *name;