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-rw-r--r--Documentation/networking/batman-adv.txt11
-rw-r--r--net/batman-adv/aggregation.c16
-rw-r--r--net/batman-adv/aggregation.h4
-rw-r--r--net/batman-adv/bat_debugfs.c4
-rw-r--r--net/batman-adv/bat_sysfs.c16
-rw-r--r--net/batman-adv/hard-interface.c36
-rw-r--r--net/batman-adv/main.c20
-rw-r--r--net/batman-adv/main.h42
-rw-r--r--net/batman-adv/originator.c10
-rw-r--r--net/batman-adv/packet.h5
-rw-r--r--net/batman-adv/routing.c162
-rw-r--r--net/batman-adv/routing.h6
-rw-r--r--net/batman-adv/send.c16
-rw-r--r--net/batman-adv/send.h2
-rw-r--r--net/batman-adv/soft-interface.c409
-rw-r--r--net/batman-adv/translation-table.c417
-rw-r--r--net/batman-adv/translation-table.h24
-rw-r--r--net/batman-adv/types.h49
-rw-r--r--net/batman-adv/unicast.c2
-rw-r--r--net/batman-adv/vis.c18
20 files changed, 712 insertions, 557 deletions
diff --git a/Documentation/networking/batman-adv.txt b/Documentation/networking/batman-adv.txt
index ee496eb2f4a..88d4afbdef9 100644
--- a/Documentation/networking/batman-adv.txt
+++ b/Documentation/networking/batman-adv.txt
@@ -1,4 +1,4 @@
-[state: 27-01-2011]
+[state: 17-04-2011]
BATMAN-ADV
----------
@@ -19,6 +19,7 @@ duce the overhead to a minimum. It does not depend on any (other)
network driver, and can be used on wifi as well as ethernet lan,
vpn, etc ... (anything with ethernet-style layer 2).
+
CONFIGURATION
-------------
@@ -160,13 +161,13 @@ face. Each entry can/has to have the following values:
-> "TQ mac value" - src mac's link quality towards mac address
of a neighbor originator's interface which
is being used for routing
--> "HNA mac" - HNA announced by source mac
+-> "TT mac" - TT announced by source mac
-> "PRIMARY" - this is a primary interface
-> "SEC mac" - secondary mac address of source
(requires preceding PRIMARY)
The TQ value has a range from 4 to 255 with 255 being the best.
-The HNA entries are showing which hosts are connected to the mesh
+The TT entries are showing which hosts are connected to the mesh
via bat0 or being bridged into the mesh network. The PRIMARY/SEC
values are only applied on primary interfaces
@@ -199,7 +200,7 @@ abled during run time. Following log_levels are defined:
0 - All debug output disabled
1 - Enable messages related to routing / flooding / broadcasting
-2 - Enable route or hna added / changed / deleted
+2 - Enable route or tt entry added / changed / deleted
3 - Enable all messages
The debug output can be changed at runtime using the file
@@ -207,7 +208,7 @@ The debug output can be changed at runtime using the file
# echo 2 > /sys/class/net/bat0/mesh/log_level
-will enable debug messages for when routes or HNAs change.
+will enable debug messages for when routes or TTs change.
BATCTL
diff --git a/net/batman-adv/aggregation.c b/net/batman-adv/aggregation.c
index c11788c4c1a..9b945902447 100644
--- a/net/batman-adv/aggregation.c
+++ b/net/batman-adv/aggregation.c
@@ -24,10 +24,10 @@
#include "send.h"
#include "routing.h"
-/* calculate the size of the hna information for a given packet */
-static int hna_len(struct batman_packet *batman_packet)
+/* calculate the size of the tt information for a given packet */
+static int tt_len(struct batman_packet *batman_packet)
{
- return batman_packet->num_hna * ETH_ALEN;
+ return batman_packet->num_tt * ETH_ALEN;
}
/* return true if new_packet can be aggregated with forw_packet */
@@ -250,7 +250,7 @@ void receive_aggr_bat_packet(struct ethhdr *ethhdr, unsigned char *packet_buff,
{
struct batman_packet *batman_packet;
int buff_pos = 0;
- unsigned char *hna_buff;
+ unsigned char *tt_buff;
batman_packet = (struct batman_packet *)packet_buff;
@@ -259,14 +259,14 @@ void receive_aggr_bat_packet(struct ethhdr *ethhdr, unsigned char *packet_buff,
orig_interval. */
batman_packet->seqno = ntohl(batman_packet->seqno);
- hna_buff = packet_buff + buff_pos + BAT_PACKET_LEN;
+ tt_buff = packet_buff + buff_pos + BAT_PACKET_LEN;
receive_bat_packet(ethhdr, batman_packet,
- hna_buff, hna_len(batman_packet),
+ tt_buff, tt_len(batman_packet),
if_incoming);
- buff_pos += BAT_PACKET_LEN + hna_len(batman_packet);
+ buff_pos += BAT_PACKET_LEN + tt_len(batman_packet);
batman_packet = (struct batman_packet *)
(packet_buff + buff_pos);
} while (aggregated_packet(buff_pos, packet_len,
- batman_packet->num_hna));
+ batman_packet->num_tt));
}
diff --git a/net/batman-adv/aggregation.h b/net/batman-adv/aggregation.h
index 062204289d1..7e6d72fbf54 100644
--- a/net/batman-adv/aggregation.h
+++ b/net/batman-adv/aggregation.h
@@ -25,9 +25,9 @@
#include "main.h"
/* is there another aggregated packet here? */
-static inline int aggregated_packet(int buff_pos, int packet_len, int num_hna)
+static inline int aggregated_packet(int buff_pos, int packet_len, int num_tt)
{
- int next_buff_pos = buff_pos + BAT_PACKET_LEN + (num_hna * ETH_ALEN);
+ int next_buff_pos = buff_pos + BAT_PACKET_LEN + (num_tt * ETH_ALEN);
return (next_buff_pos <= packet_len) &&
(next_buff_pos <= MAX_AGGREGATION_BYTES);
diff --git a/net/batman-adv/bat_debugfs.c b/net/batman-adv/bat_debugfs.c
index 0e9d4350993..abaeec5f624 100644
--- a/net/batman-adv/bat_debugfs.c
+++ b/net/batman-adv/bat_debugfs.c
@@ -241,13 +241,13 @@ static int softif_neigh_open(struct inode *inode, struct file *file)
static int transtable_global_open(struct inode *inode, struct file *file)
{
struct net_device *net_dev = (struct net_device *)inode->i_private;
- return single_open(file, hna_global_seq_print_text, net_dev);
+ return single_open(file, tt_global_seq_print_text, net_dev);
}
static int transtable_local_open(struct inode *inode, struct file *file)
{
struct net_device *net_dev = (struct net_device *)inode->i_private;
- return single_open(file, hna_local_seq_print_text, net_dev);
+ return single_open(file, tt_local_seq_print_text, net_dev);
}
static int vis_data_open(struct inode *inode, struct file *file)
diff --git a/net/batman-adv/bat_sysfs.c b/net/batman-adv/bat_sysfs.c
index e449bf6353e..497a0700cc3 100644
--- a/net/batman-adv/bat_sysfs.c
+++ b/net/batman-adv/bat_sysfs.c
@@ -488,22 +488,24 @@ static ssize_t store_mesh_iface(struct kobject *kobj, struct attribute *attr,
(strncmp(hard_iface->soft_iface->name, buff, IFNAMSIZ) == 0))
goto out;
+ if (!rtnl_trylock()) {
+ ret = -ERESTARTSYS;
+ goto out;
+ }
+
if (status_tmp == IF_NOT_IN_USE) {
- rtnl_lock();
hardif_disable_interface(hard_iface);
- rtnl_unlock();
- goto out;
+ goto unlock;
}
/* if the interface already is in use */
- if (hard_iface->if_status != IF_NOT_IN_USE) {
- rtnl_lock();
+ if (hard_iface->if_status != IF_NOT_IN_USE)
hardif_disable_interface(hard_iface);
- rtnl_unlock();
- }
ret = hardif_enable_interface(hard_iface, buff);
+unlock:
+ rtnl_unlock();
out:
hardif_free_ref(hard_iface);
return ret;
diff --git a/net/batman-adv/hard-interface.c b/net/batman-adv/hard-interface.c
index 3e888f133d7..dfbfccc9fe4 100644
--- a/net/batman-adv/hard-interface.c
+++ b/net/batman-adv/hard-interface.c
@@ -31,9 +31,6 @@
#include <linux/if_arp.h>
-/* protect update critical side of hardif_list - but not the content */
-static DEFINE_SPINLOCK(hardif_list_lock);
-
static int batman_skb_recv(struct sk_buff *skb,
struct net_device *dev,
@@ -136,7 +133,7 @@ static void primary_if_select(struct bat_priv *bat_priv,
struct hard_iface *curr_hard_iface;
struct batman_packet *batman_packet;
- spin_lock_bh(&hardif_list_lock);
+ ASSERT_RTNL();
if (new_hard_iface && !atomic_inc_not_zero(&new_hard_iface->refcount))
new_hard_iface = NULL;
@@ -148,7 +145,7 @@ static void primary_if_select(struct bat_priv *bat_priv,
hardif_free_ref(curr_hard_iface);
if (!new_hard_iface)
- goto out;
+ return;
batman_packet = (struct batman_packet *)(new_hard_iface->packet_buff);
batman_packet->flags = PRIMARIES_FIRST_HOP;
@@ -157,13 +154,10 @@ static void primary_if_select(struct bat_priv *bat_priv,
primary_if_update_addr(bat_priv);
/***
- * hacky trick to make sure that we send the HNA information via
+ * hacky trick to make sure that we send the TT information via
* our new primary interface
*/
- atomic_set(&bat_priv->hna_local_changed, 1);
-
-out:
- spin_unlock_bh(&hardif_list_lock);
+ atomic_set(&bat_priv->tt_local_changed, 1);
}
static bool hardif_is_iface_up(struct hard_iface *hard_iface)
@@ -345,7 +339,7 @@ int hardif_enable_interface(struct hard_iface *hard_iface, char *iface_name)
batman_packet->flags = 0;
batman_packet->ttl = 2;
batman_packet->tq = TQ_MAX_VALUE;
- batman_packet->num_hna = 0;
+ batman_packet->num_tt = 0;
hard_iface->if_num = bat_priv->num_ifaces;
bat_priv->num_ifaces++;
@@ -456,6 +450,8 @@ static struct hard_iface *hardif_add_interface(struct net_device *net_dev)
struct hard_iface *hard_iface;
int ret;
+ ASSERT_RTNL();
+
ret = is_valid_iface(net_dev);
if (ret != 1)
goto out;
@@ -482,10 +478,7 @@ static struct hard_iface *hardif_add_interface(struct net_device *net_dev)
atomic_set(&hard_iface->refcount, 2);
check_known_mac_addr(hard_iface->net_dev);
-
- spin_lock(&hardif_list_lock);
list_add_tail_rcu(&hard_iface->list, &hardif_list);
- spin_unlock(&hardif_list_lock);
return hard_iface;
@@ -499,6 +492,8 @@ out:
static void hardif_remove_interface(struct hard_iface *hard_iface)
{
+ ASSERT_RTNL();
+
/* first deactivate interface */
if (hard_iface->if_status != IF_NOT_IN_USE)
hardif_disable_interface(hard_iface);
@@ -514,20 +509,11 @@ static void hardif_remove_interface(struct hard_iface *hard_iface)
void hardif_remove_interfaces(void)
{
struct hard_iface *hard_iface, *hard_iface_tmp;
- struct list_head if_queue;
-
- INIT_LIST_HEAD(&if_queue);
- spin_lock(&hardif_list_lock);
+ rtnl_lock();
list_for_each_entry_safe(hard_iface, hard_iface_tmp,
&hardif_list, list) {
list_del_rcu(&hard_iface->list);
- list_add_tail(&hard_iface->list, &if_queue);
- }
- spin_unlock(&hardif_list_lock);
-
- rtnl_lock();
- list_for_each_entry_safe(hard_iface, hard_iface_tmp, &if_queue, list) {
hardif_remove_interface(hard_iface);
}
rtnl_unlock();
@@ -556,9 +542,7 @@ static int hard_if_event(struct notifier_block *this,
hardif_deactivate_interface(hard_iface);
break;
case NETDEV_UNREGISTER:
- spin_lock(&hardif_list_lock);
list_del_rcu(&hard_iface->list);
- spin_unlock(&hardif_list_lock);
hardif_remove_interface(hard_iface);
break;
diff --git a/net/batman-adv/main.c b/net/batman-adv/main.c
index 709b33bbdf4..0a7cee0076f 100644
--- a/net/batman-adv/main.c
+++ b/net/batman-adv/main.c
@@ -33,6 +33,9 @@
#include "vis.h"
#include "hash.h"
+
+/* List manipulations on hardif_list have to be rtnl_lock()'ed,
+ * list traversals just rcu-locked */
struct list_head hardif_list;
unsigned char broadcast_addr[] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
@@ -81,28 +84,29 @@ int mesh_init(struct net_device *soft_iface)
spin_lock_init(&bat_priv->forw_bat_list_lock);
spin_lock_init(&bat_priv->forw_bcast_list_lock);
- spin_lock_init(&bat_priv->hna_lhash_lock);
- spin_lock_init(&bat_priv->hna_ghash_lock);
+ spin_lock_init(&bat_priv->tt_lhash_lock);
+ spin_lock_init(&bat_priv->tt_ghash_lock);
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_list);
+ INIT_HLIST_HEAD(&bat_priv->softif_neigh_vids);
if (originator_init(bat_priv) < 1)
goto err;
- if (hna_local_init(bat_priv) < 1)
+ if (tt_local_init(bat_priv) < 1)
goto err;
- if (hna_global_init(bat_priv) < 1)
+ if (tt_global_init(bat_priv) < 1)
goto err;
- hna_local_add(soft_iface, soft_iface->dev_addr);
+ tt_local_add(soft_iface, soft_iface->dev_addr);
if (vis_init(bat_priv) < 1)
goto err;
@@ -133,8 +137,8 @@ void mesh_free(struct net_device *soft_iface)
gw_node_purge(bat_priv);
originator_free(bat_priv);
- hna_local_free(bat_priv);
- hna_global_free(bat_priv);
+ tt_local_free(bat_priv);
+ tt_global_free(bat_priv);
softif_neigh_purge(bat_priv);
diff --git a/net/batman-adv/main.h b/net/batman-adv/main.h
index ace72852ed7..148b49e0264 100644
--- a/net/batman-adv/main.h
+++ b/net/batman-adv/main.h
@@ -34,16 +34,18 @@
#define TQ_MAX_VALUE 255
#define JITTER 20
-#define TTL 50 /* Time To Live of broadcast messages */
-#define PURGE_TIMEOUT 200 /* purge originators after time in seconds if no
- * valid packet comes in -> TODO: check
- * influence on TQ_LOCAL_WINDOW_SIZE */
-#define LOCAL_HNA_TIMEOUT 3600 /* in seconds */
+ /* Time To Live of broadcast messages */
+#define TTL 50
-#define TQ_LOCAL_WINDOW_SIZE 64 /* sliding packet range of received originator
- * messages in squence numbers (should be a
- * multiple of our word size) */
+/* purge originators after time in seconds if no valid packet comes in
+ * -> TODO: check influence on TQ_LOCAL_WINDOW_SIZE */
+#define PURGE_TIMEOUT 200
+#define TT_LOCAL_TIMEOUT 3600 /* in seconds */
+
+/* sliding packet range of received originator messages in squence numbers
+ * (should be a multiple of our word size) */
+#define TQ_LOCAL_WINDOW_SIZE 64
#define TQ_GLOBAL_WINDOW_SIZE 5
#define TQ_LOCAL_BIDRECT_SEND_MINIMUM 1
#define TQ_LOCAL_BIDRECT_RECV_MINIMUM 1
@@ -55,21 +57,20 @@
#define VIS_INTERVAL 5000 /* 5 seconds */
-/* how much worse secondary interfaces may be to
- * to be considered as bonding candidates */
-
+/* how much worse secondary interfaces may be to be considered as bonding
+ * candidates */
#define BONDING_TQ_THRESHOLD 50
-#define MAX_AGGREGATION_BYTES 512 /* should not be bigger than 512 bytes or
- * change the size of
- * forw_packet->direct_link_flags */
+/* should not be bigger than 512 bytes or change the size of
+ * forw_packet->direct_link_flags */
+#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
-/* don't reset again within 30 seconds */
#define MESH_INACTIVE 0
#define MESH_ACTIVE 1
@@ -84,12 +85,13 @@
#ifdef pr_fmt
#undef pr_fmt
#endif
-#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt /* Append 'batman-adv: ' before
- * kernel messages */
+/* Append 'batman-adv: ' before kernel messages */
+#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
-#define DBG_BATMAN 1 /* all messages related to routing / flooding /
- * broadcasting / etc */
-#define DBG_ROUTES 2 /* route or hna added / changed / deleted */
+/* all messages related to routing / flooding / broadcasting / etc */
+#define DBG_BATMAN 1
+/* route or tt entry added / changed / deleted */
+#define DBG_ROUTES 2
#define DBG_ALL 3
diff --git a/net/batman-adv/originator.c b/net/batman-adv/originator.c
index ef4a9be7613..080ec88330a 100644
--- a/net/batman-adv/originator.c
+++ b/net/batman-adv/originator.c
@@ -19,8 +19,6 @@
*
*/
-/* increase the reference counter for this originator */
-
#include "main.h"
#include "originator.h"
#include "hash.h"
@@ -144,7 +142,7 @@ static void orig_node_free_rcu(struct rcu_head *rcu)
spin_unlock_bh(&orig_node->neigh_list_lock);
frag_list_free(&orig_node->frag_list);
- hna_global_del_orig(orig_node->bat_priv, orig_node,
+ tt_global_del_orig(orig_node->bat_priv, orig_node,
"originator timed out");
kfree(orig_node->bcast_own);
@@ -222,7 +220,7 @@ struct orig_node *get_orig_node(struct bat_priv *bat_priv, uint8_t *addr)
orig_node->bat_priv = bat_priv;
memcpy(orig_node->orig, addr, ETH_ALEN);
orig_node->router = NULL;
- orig_node->hna_buff = NULL;
+ orig_node->tt_buff = NULL;
orig_node->bcast_seqno_reset = jiffies - 1
- msecs_to_jiffies(RESET_PROTECTION_MS);
orig_node->batman_seqno_reset = jiffies - 1
@@ -333,8 +331,8 @@ static bool purge_orig_node(struct bat_priv *bat_priv,
&best_neigh_node)) {
update_routes(bat_priv, orig_node,
best_neigh_node,
- orig_node->hna_buff,
- orig_node->hna_buff_len);
+ orig_node->tt_buff,
+ orig_node->tt_buff_len);
}
}
diff --git a/net/batman-adv/packet.h b/net/batman-adv/packet.h
index e7571879af3..eda99650e9f 100644
--- a/net/batman-adv/packet.h
+++ b/net/batman-adv/packet.h
@@ -61,7 +61,7 @@ struct batman_packet {
uint8_t orig[6];
uint8_t prev_sender[6];
uint8_t ttl;
- uint8_t num_hna;
+ uint8_t num_tt;
uint8_t gw_flags; /* flags related to gateway class */
uint8_t align;
} __packed;
@@ -128,8 +128,7 @@ struct vis_packet {
uint8_t entries; /* number of entries behind this struct */
uint32_t seqno; /* sequence number */
uint8_t ttl; /* TTL */
- uint8_t vis_orig[6]; /* originator that informs about its
- * neighbors */
+ uint8_t vis_orig[6]; /* originator that announces its neighbors */
uint8_t target_orig[6]; /* who should receive this packet */
uint8_t sender_orig[6]; /* who sent or rebroadcasted this packet */
} __packed;
diff --git a/net/batman-adv/routing.c b/net/batman-adv/routing.c
index 49f57155305..bb1c3ec7e3f 100644
--- a/net/batman-adv/routing.c
+++ b/net/batman-adv/routing.c
@@ -64,28 +64,28 @@ void slide_own_bcast_window(struct hard_iface *hard_iface)
}
}
-static void update_HNA(struct bat_priv *bat_priv, struct orig_node *orig_node,
- unsigned char *hna_buff, int hna_buff_len)
+static void update_TT(struct bat_priv *bat_priv, struct orig_node *orig_node,
+ unsigned char *tt_buff, int tt_buff_len)
{
- if ((hna_buff_len != orig_node->hna_buff_len) ||
- ((hna_buff_len > 0) &&
- (orig_node->hna_buff_len > 0) &&
- (memcmp(orig_node->hna_buff, hna_buff, hna_buff_len) != 0))) {
-
- if (orig_node->hna_buff_len > 0)
- hna_global_del_orig(bat_priv, orig_node,
- "originator changed hna");
-
- if ((hna_buff_len > 0) && (hna_buff))
- hna_global_add_orig(bat_priv, orig_node,
- hna_buff, hna_buff_len);
+ if ((tt_buff_len != orig_node->tt_buff_len) ||
+ ((tt_buff_len > 0) &&
+ (orig_node->tt_buff_len > 0) &&
+ (memcmp(orig_node->tt_buff, tt_buff, tt_buff_len) != 0))) {
+
+ if (orig_node->tt_buff_len > 0)
+ tt_global_del_orig(bat_priv, orig_node,
+ "originator changed tt");
+
+ if ((tt_buff_len > 0) && (tt_buff))
+ tt_global_add_orig(bat_priv, orig_node,
+ tt_buff, tt_buff_len);
}
}
static void update_route(struct bat_priv *bat_priv,
struct orig_node *orig_node,
struct neigh_node *neigh_node,
- unsigned char *hna_buff, int hna_buff_len)
+ unsigned char *tt_buff, int tt_buff_len)
{
struct neigh_node *curr_router;
@@ -96,7 +96,7 @@ static void update_route(struct bat_priv *bat_priv,
bat_dbg(DBG_ROUTES, bat_priv, "Deleting route towards: %pM\n",
orig_node->orig);
- hna_global_del_orig(bat_priv, orig_node,
+ tt_global_del_orig(bat_priv, orig_node,
"originator timed out");
/* route added */
@@ -105,8 +105,8 @@ static void update_route(struct bat_priv *bat_priv,
bat_dbg(DBG_ROUTES, bat_priv,
"Adding route towards: %pM (via %pM)\n",
orig_node->orig, neigh_node->addr);
- hna_global_add_orig(bat_priv, orig_node,
- hna_buff, hna_buff_len);
+ tt_global_add_orig(bat_priv, orig_node,
+ tt_buff, tt_buff_len);
/* route changed */
} else {
@@ -135,8 +135,8 @@ static void update_route(struct bat_priv *bat_priv,
void update_routes(struct bat_priv *bat_priv, struct orig_node *orig_node,
- struct neigh_node *neigh_node, unsigned char *hna_buff,
- int hna_buff_len)
+ struct neigh_node *neigh_node, unsigned char *tt_buff,
+ int tt_buff_len)
{
struct neigh_node *router = NULL;
@@ -147,10 +147,10 @@ void update_routes(struct bat_priv *bat_priv, struct orig_node *orig_node,
if (router != neigh_node)
update_route(bat_priv, orig_node, neigh_node,
- hna_buff, hna_buff_len);
- /* may be just HNA changed */
+ tt_buff, tt_buff_len);
+ /* may be just TT changed */
else
- update_HNA(bat_priv, orig_node, hna_buff, hna_buff_len);
+ update_TT(bat_priv, orig_node, tt_buff, tt_buff_len);
out:
if (router)
@@ -169,65 +169,41 @@ static int is_bidirectional_neigh(struct orig_node *orig_node,
uint8_t orig_eq_count, neigh_rq_count, tq_own;
int tq_asym_penalty, ret = 0;
- if (orig_node == orig_neigh_node) {
- rcu_read_lock();
- hlist_for_each_entry_rcu(tmp_neigh_node, node,
- &orig_node->neigh_list, list) {
-
- if (!compare_eth(tmp_neigh_node->addr,
- orig_neigh_node->orig))
- continue;
-
- if (tmp_neigh_node->if_incoming != if_incoming)
- continue;
-
- if (!atomic_inc_not_zero(&tmp_neigh_node->refcount))
- continue;
-
- neigh_node = tmp_neigh_node;
- }
- rcu_read_unlock();
+ /* find corresponding one hop neighbor */
+ rcu_read_lock();
+ hlist_for_each_entry_rcu(tmp_neigh_node, node,
+ &orig_neigh_node->neigh_list, list) {
- if (!neigh_node)
- neigh_node = create_neighbor(orig_node,
- orig_neigh_node,
- orig_neigh_node->orig,
- if_incoming);
- if (!neigh_node)
- goto out;
+ if (!compare_eth(tmp_neigh_node->addr, orig_neigh_node->orig))
+ continue;
- neigh_node->last_valid = jiffies;
- } else {
- /* find packet count of corresponding one hop neighbor */
- rcu_read_lock();
- hlist_for_each_entry_rcu(tmp_neigh_node, node,
- &orig_neigh_node->neigh_list, list) {
+ if (tmp_neigh_node->if_incoming != if_incoming)
+ continue;
- if (!compare_eth(tmp_neigh_node->addr,
- orig_neigh_node->orig))
- continue;
+ if (!atomic_inc_not_zero(&tmp_neigh_node->refcount))
+ continue;
- if (tmp_neigh_node->if_incoming != if_incoming)
- continue;
+ neigh_node = tmp_neigh_node;
+ break;
+ }
+ rcu_read_unlock();
- if (!atomic_inc_not_zero(&tmp_neigh_node->refcount))
- continue;
+ if (!neigh_node)
+ neigh_node = create_neighbor(orig_neigh_node,
+ orig_neigh_node,
+ orig_neigh_node->orig,
+ if_incoming);
- neigh_node = tmp_neigh_node;
- }
- rcu_read_unlock();
+ if (!neigh_node)
+ goto out;
- if (!neigh_node)
- neigh_node = create_neighbor(orig_neigh_node,
- orig_neigh_node,
- orig_neigh_node->orig,
- if_incoming);
- if (!neigh_node)
- goto out;
- }
+ /* if orig_node is direct neighbour update neigh_node last_valid */
+ if (orig_node == orig_neigh_node)
+ neigh_node->last_valid = jiffies;
orig_node->last_valid = jiffies;
+ /* find packet count of corresponding one hop neighbor */
spin_lock_bh(&orig_node->ogm_cnt_lock);
orig_eq_count = orig_neigh_node->bcast_own_sum[if_incoming->if_num];
neigh_rq_count = neigh_node->real_packet_count;
@@ -387,14 +363,14 @@ static void update_orig(struct bat_priv *bat_priv,
struct ethhdr *ethhdr,
struct batman_packet *batman_packet,
struct hard_iface *if_incoming,
- unsigned char *hna_buff, int hna_buff_len,
+ unsigned char *tt_buff, int tt_buff_len,
char is_duplicate)
{
struct neigh_node *neigh_node = NULL, *tmp_neigh_node = NULL;
struct neigh_node *router = NULL;
struct orig_node *orig_node_tmp;
struct hlist_node *node;
- int tmp_hna_buff_len;
+ int tmp_tt_buff_len;
uint8_t bcast_own_sum_orig, bcast_own_sum_neigh;
bat_dbg(DBG_BATMAN, bat_priv, "update_originator(): "
@@ -459,18 +435,18 @@ static void update_orig(struct bat_priv *bat_priv,
bonding_candidate_add(orig_node, neigh_node);
- tmp_hna_buff_len = (hna_buff_len > batman_packet->num_hna * ETH_ALEN ?
- batman_packet->num_hna * ETH_ALEN : hna_buff_len);
+ tmp_tt_buff_len = (tt_buff_len > batman_packet->num_tt * ETH_ALEN ?
+ batman_packet->num_tt * ETH_ALEN : tt_buff_len);
/* if this neighbor already is our next hop there is nothing
* to change */
router = orig_node_get_router(orig_node);
if (router == neigh_node)
- goto update_hna;
+ goto update_tt;
/* if this neighbor does not offer a better TQ we won't consider it */
if (router && (router->tq_avg > neigh_node->tq_avg))
- goto update_hna;
+ goto update_tt;
/* if the TQ is the same and the link not more symetric we
* won't consider it either */
@@ -488,16 +464,16 @@ static void update_orig(struct bat_priv *bat_priv,
spin_unlock_bh(&orig_node_tmp->ogm_cnt_lock);
if (bcast_own_sum_orig >= bcast_own_sum_neigh)
- goto update_hna;
+ goto update_tt;
}
update_routes(bat_priv, orig_node, neigh_node,
- hna_buff, tmp_hna_buff_len);
+ tt_buff, tmp_tt_buff_len);
goto update_gw;
-update_hna:
+update_tt:
update_routes(bat_priv, orig_node, router,
- hna_buff, tmp_hna_buff_len);
+ tt_buff, tmp_tt_buff_len);
update_gw:
if (orig_node->gw_flags != batman_packet->gw_flags)
@@ -621,7 +597,7 @@ out:
void receive_bat_packet(struct ethhdr *ethhdr,
struct batman_packet *batman_packet,
- unsigned char *hna_buff, int hna_buff_len,
+ unsigned char *tt_buff, int tt_buff_len,
struct hard_iface *if_incoming)
{
struct bat_priv *bat_priv = netdev_priv(if_incoming->soft_iface);
@@ -818,14 +794,14 @@ void receive_bat_packet(struct ethhdr *ethhdr,
((orig_node->last_real_seqno == batman_packet->seqno) &&
(orig_node->last_ttl - 3 <= batman_packet->ttl))))
update_orig(bat_priv, orig_node, ethhdr, batman_packet,
- if_incoming, hna_buff, hna_buff_len, is_duplicate);
+ if_incoming, tt_buff, tt_buff_len, is_duplicate);
/* is single hop (direct) neighbor */
if (is_single_hop_neigh) {
/* mark direct link on incoming interface */
schedule_forward_packet(orig_node, ethhdr, batman_packet,
- 1, hna_buff_len, if_incoming);
+ 1, tt_buff_len, if_incoming);
bat_dbg(DBG_BATMAN, bat_priv, "Forwarding packet: "
"rebroadcast neighbor packet with direct link flag\n");
@@ -848,7 +824,7 @@ void receive_bat_packet(struct ethhdr *ethhdr,
bat_dbg(DBG_BATMAN, bat_priv,
"Forwarding packet: rebroadcast originator packet\n");
schedule_forward_packet(orig_node, ethhdr, batman_packet,
- 0, hna_buff_len, if_incoming);
+ 0, tt_buff_len, if_incoming);
out_neigh:
if ((orig_neigh_node) && (!is_single_hop_neigh))
@@ -1213,7 +1189,7 @@ struct neigh_node *find_router(struct bat_priv *bat_priv,
router = orig_node_get_router(orig_node);
if (!router)
- return NULL;
+ goto err;
/* without bonding, the first node should
* always choose the default router. */
@@ -1222,10 +1198,8 @@ struct neigh_node *find_router(struct bat_priv *bat_priv,
rcu_read_lock();
/* select default router to output */
router_orig = router->orig_node;
- if (!router_orig) {
- rcu_read_unlock();
- return NULL;
- }
+ if (!router_orig)
+ goto err_unlock;
if ((!recv_if) && (!bonding_enabled))
goto return_router;
@@ -1268,6 +1242,12 @@ struct neigh_node *find_router(struct bat_priv *bat_priv,
return_router:
rcu_read_unlock();
return router;
+err_unlock:
+ rcu_read_unlock();
+err:
+ if (router)
+ neigh_node_free_ref(router);
+ return NULL;
}
static int check_unicast_packet(struct sk_buff *skb, int hdr_size)
diff --git a/net/batman-adv/routing.h b/net/batman-adv/routing.h
index b5a064c88a4..870f29842b2 100644
--- a/net/batman-adv/routing.h
+++ b/net/batman-adv/routing.h
@@ -25,11 +25,11 @@
void slide_own_bcast_window(struct hard_iface *hard_iface);
void receive_bat_packet(struct ethhdr *ethhdr,
struct batman_packet *batman_packet,
- unsigned char *hna_buff, int hna_buff_len,
+ unsigned char *tt_buff, int tt_buff_len,
struct hard_iface *if_incoming);
void update_routes(struct bat_priv *bat_priv, struct orig_node *orig_node,
- struct neigh_node *neigh_node, unsigned char *hna_buff,
- int hna_buff_len);
+ struct neigh_node *neigh_node, unsigned char *tt_buff,
+ int tt_buff_len);
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);
diff --git a/net/batman-adv/send.c b/net/batman-adv/send.c
index 02b541a6dfe..f30d0c69ccb 100644
--- a/net/batman-adv/send.c
+++ b/net/batman-adv/send.c
@@ -121,7 +121,7 @@ static void send_packet_to_if(struct forw_packet *forw_packet,
/* adjust all flags and log packets */
while (aggregated_packet(buff_pos,
forw_packet->packet_len,
- batman_packet->num_hna)) {
+ batman_packet->num_tt)) {
/* we might have aggregated direct link packets with an
* ordinary base packet */
@@ -146,7 +146,7 @@ static void send_packet_to_if(struct forw_packet *forw_packet,
hard_iface->net_dev->dev_addr);
buff_pos += sizeof(struct batman_packet) +
- (batman_packet->num_hna * ETH_ALEN);
+ (batman_packet->num_tt * ETH_ALEN);
packet_num++;
batman_packet = (struct batman_packet *)
(forw_packet->skb->data + buff_pos);
@@ -222,7 +222,7 @@ static void rebuild_batman_packet(struct bat_priv *bat_priv,
struct batman_packet *batman_packet;
new_len = sizeof(struct batman_packet) +
- (bat_priv->num_local_hna * ETH_ALEN);
+ (bat_priv->num_local_tt * ETH_ALEN);
new_buff = kmalloc(new_len, GFP_ATOMIC);
/* keep old buffer if kmalloc should fail */
@@ -231,7 +231,7 @@ static void rebuild_batman_packet(struct bat_priv *bat_priv,
sizeof(struct batman_packet));
batman_packet = (struct batman_packet *)new_buff;
- batman_packet->num_hna = hna_local_fill_buffer(bat_priv,
+ batman_packet->num_tt = tt_local_fill_buffer(bat_priv,
new_buff + sizeof(struct batman_packet),
new_len - sizeof(struct batman_packet));
@@ -266,8 +266,8 @@ void schedule_own_packet(struct hard_iface *hard_iface)
if (hard_iface->if_status == IF_TO_BE_ACTIVATED)
hard_iface->if_status = IF_ACTIVE;
- /* if local hna has changed and interface is a primary interface */
- if ((atomic_read(&bat_priv->hna_local_changed)) &&
+ /* if local tt has changed and interface is a primary interface */
+ if ((atomic_read(&bat_priv->tt_local_changed)) &&
(hard_iface == primary_if))
rebuild_batman_packet(bat_priv, hard_iface);
@@ -309,7 +309,7 @@ void schedule_own_packet(struct hard_iface *hard_iface)
void schedule_forward_packet(struct orig_node *orig_node,
struct ethhdr *ethhdr,
struct batman_packet *batman_packet,
- uint8_t directlink, int hna_buff_len,
+ uint8_t directlink, int tt_buff_len,
struct hard_iface *if_incoming)
{
struct bat_priv *bat_priv = netdev_priv(if_incoming->soft_iface);
@@ -369,7 +369,7 @@ void schedule_forward_packet(struct orig_node *orig_node,
send_time = forward_send_time();
add_bat_packet_to_list(bat_priv,
(unsigned char *)batman_packet,
- sizeof(struct batman_packet) + hna_buff_len,
+ sizeof(struct batman_packet) + tt_buff_len,
if_incoming, 0, send_time);
}
diff --git a/net/batman-adv/send.h b/net/batman-adv/send.h
index 7b2ff19c05e..247172d71e4 100644
--- a/net/batman-adv/send.h
+++ b/net/batman-adv/send.h
@@ -29,7 +29,7 @@ void schedule_own_packet(struct hard_iface *hard_iface);
void schedule_forward_packet(struct orig_node *orig_node,
struct ethhdr *ethhdr,
struct batman_packet *batman_packet,
- uint8_t directlink, int hna_buff_len,
+ uint8_t directlink, int tt_buff_len,
struct hard_iface *if_outgoing);
int add_bcast_packet_to_list(struct bat_priv *bat_priv, struct sk_buff *skb);
void send_outstanding_bat_packet(struct work_struct *work);
diff --git a/net/batman-adv/soft-interface.c b/net/batman-adv/soft-interface.c
index 9e5fcd1596c..c76a33eeb3f 100644
--- a/net/batman-adv/soft-interface.c
+++ b/net/batman-adv/soft-interface.c
@@ -86,135 +86,251 @@ static void softif_neigh_free_ref(struct softif_neigh *softif_neigh)
call_rcu(&softif_neigh->rcu, softif_neigh_free_rcu);
}
-static struct softif_neigh *softif_neigh_get_selected(struct bat_priv *bat_priv)
+static void softif_neigh_vid_free_rcu(struct rcu_head *rcu)
{
- struct softif_neigh *neigh;
-
- rcu_read_lock();
- neigh = rcu_dereference(bat_priv->softif_neigh);
-
- if (neigh && !atomic_inc_not_zero(&neigh->refcount))
- neigh = NULL;
-
- rcu_read_unlock();
- return neigh;
-}
+ struct softif_neigh_vid *softif_neigh_vid;
+ struct softif_neigh *softif_neigh;
+ struct hlist_node *node, *node_tmp;
+ struct bat_priv *bat_priv;
-static void softif_neigh_select(struct bat_priv *bat_priv,
- struct softif_neigh *new_neigh)
-{
- struct softif_neigh *curr_neigh;
+ 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);
-
- if (new_neigh && !atomic_inc_not_zero(&new_neigh->refcount))
- new_neigh = NULL;
-
- curr_neigh = bat_priv->softif_neigh;
- rcu_assign_pointer(bat_priv->softif_neigh, new_neigh);
-
- if (curr_neigh)
- softif_neigh_free_ref(curr_neigh);
-
+ 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_deselect(struct bat_priv *bat_priv)
+static void softif_neigh_vid_free_ref(struct softif_neigh_vid *softif_neigh_vid)
{
- softif_neigh_select(bat_priv, NULL);
+ if (atomic_dec_and_test(&softif_neigh_vid->refcount))
+ call_rcu(&softif_neigh_vid->rcu, softif_neigh_vid_free_rcu);
}
-void softif_neigh_purge(struct bat_priv *bat_priv)
+static struct softif_neigh_vid *softif_neigh_vid_get(struct bat_priv *bat_priv,
+ short vid)
{
- struct softif_neigh *softif_neigh, *curr_softif_neigh;
- struct hlist_node *node, *node_tmp;
- char do_deselect = 0;
-
- curr_softif_neigh = softif_neigh_get_selected(bat_priv);
-
- spin_lock_bh(&bat_priv->softif_neigh_lock);
-
- hlist_for_each_entry_safe(softif_neigh, node, node_tmp,
- &bat_priv->softif_neigh_list, list) {
+ struct softif_neigh_vid *softif_neigh_vid;
+ struct hlist_node *node;
- if ((!time_after(jiffies, softif_neigh->last_seen +
- msecs_to_jiffies(SOFTIF_NEIGH_TIMEOUT))) &&
- (atomic_read(&bat_priv->mesh_state) == MESH_ACTIVE))
+ 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 (curr_softif_neigh == softif_neigh) {
- bat_dbg(DBG_ROUTES, bat_priv,
- "Current mesh exit point '%pM' vanished "
- "(vid: %d).\n",
- softif_neigh->addr, softif_neigh->vid);
- do_deselect = 1;
- }
+ if (!atomic_inc_not_zero(&softif_neigh_vid->refcount))
+ continue;
- hlist_del_rcu(&softif_neigh->list);
- softif_neigh_free_ref(softif_neigh);
+ goto out;
}
- spin_unlock_bh(&bat_priv->softif_neigh_lock);
+ softif_neigh_vid = kzalloc(sizeof(struct softif_neigh_vid),
+ GFP_ATOMIC);
+ if (!softif_neigh_vid)
+ goto out;
- /* soft_neigh_deselect() needs to acquire the softif_neigh_lock */
- if (do_deselect)
- softif_neigh_deselect(bat_priv);
+ softif_neigh_vid->vid = vid;
+ softif_neigh_vid->bat_priv = bat_priv;
- if (curr_softif_neigh)
- softif_neigh_free_ref(curr_softif_neigh);
+ /* 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,
uint8_t *addr, short vid)
{
- struct softif_neigh *softif_neigh;
+ 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,
- &bat_priv->softif_neigh_list, list) {
+ &softif_neigh_vid->softif_neigh_list,
+ list) {
if (!compare_eth(softif_neigh->addr, addr))
continue;
- if (softif_neigh->vid != vid)
- continue;
-
if (!atomic_inc_not_zero(&softif_neigh->refcount))
continue;
softif_neigh->last_seen = jiffies;
- goto out;
+ goto unlock;
}
softif_neigh = kzalloc(sizeof(struct softif_neigh), GFP_ATOMIC);
if (!softif_neigh)
- goto out;
+ goto unlock;
memcpy(softif_neigh->addr, addr, ETH_ALEN);
- softif_neigh->vid = vid;
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, &bat_priv->softif_neigh_list);
+ 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 = softif_neigh_vid->softif_neigh;
+ 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;
+ struct hlist_node *node, *node_tmp;
struct softif_neigh *curr_softif_neigh;
- int ret = 0;
+ int ret = 0, last_seen_secs, last_seen_msecs;
primary_if = primary_if_get_selected(bat_priv);
if (!primary_if) {
@@ -233,17 +349,33 @@ int softif_neigh_seq_print_text(struct seq_file *seq, void *offset)
seq_printf(seq, "Softif neighbor list (%s)\n", net_dev->name);
- curr_softif_neigh = softif_neigh_get_selected(bat_priv);
rcu_read_lock();
- hlist_for_each_entry_rcu(softif_neigh, node,
- &bat_priv->softif_neigh_list, list)
- seq_printf(seq, "%s %pM (vid: %d)\n",
- curr_softif_neigh == softif_neigh
- ? "=>" : " ", softif_neigh->addr,
- softif_neigh->vid);
+ 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();
- if (curr_softif_neigh)
- softif_neigh_free_ref(curr_softif_neigh);
out:
if (primary_if)
@@ -251,6 +383,70 @@ out:
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;
+ char 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 ((!time_after(jiffies, softif_neigh->last_seen +
+ msecs_to_jiffies(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)
{
@@ -283,10 +479,7 @@ static void softif_batman_recv(struct sk_buff *skb, struct net_device *dev,
if (!softif_neigh)
goto out;
- curr_softif_neigh = softif_neigh_get_selected(bat_priv);
- if (!curr_softif_neigh)
- goto out;
-
+ curr_softif_neigh = softif_neigh_vid_get_selected(bat_priv, vid);
if (curr_softif_neigh == softif_neigh)
goto out;
@@ -299,33 +492,16 @@ static void softif_batman_recv(struct sk_buff *skb, struct net_device *dev,
softif_neigh->addr, ETH_ALEN) < 0)
goto out;
- /* switch to new 'smallest neighbor' */
- if ((curr_softif_neigh) &&
- (memcmp(softif_neigh->addr, curr_softif_neigh->addr,
- ETH_ALEN) < 0)) {
- bat_dbg(DBG_ROUTES, bat_priv,
- "Changing mesh exit point from %pM (vid: %d) "
- "to %pM (vid: %d).\n",
- curr_softif_neigh->addr,
- curr_softif_neigh->vid,
- softif_neigh->addr, softif_neigh->vid);
-
- softif_neigh_select(bat_priv, softif_neigh);
- goto out;
- }
-
/* close own batX device and use softif_neigh as exit node */
- if ((!curr_softif_neigh) &&
- (memcmp(softif_neigh->addr,
- primary_if->net_dev->dev_addr, ETH_ALEN) < 0)) {
- bat_dbg(DBG_ROUTES, bat_priv,
- "Setting mesh exit point to %pM (vid: %d).\n",
- softif_neigh->addr, softif_neigh->vid);
-
- softif_neigh_select(bat_priv, softif_neigh);
+ 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)
@@ -363,11 +539,11 @@ static int interface_set_mac_addr(struct net_device *dev, void *p)
if (!is_valid_ether_addr(addr->sa_data))
return -EADDRNOTAVAIL;
- /* only modify hna-table if it has been initialised before */
+ /* only modify transtable if it has been initialised before */
if (atomic_read(&bat_priv->mesh_state) == MESH_ACTIVE) {
- hna_local_remove(bat_priv, dev->dev_addr,
+ tt_local_remove(bat_priv, dev->dev_addr,
"mac address changed");
- hna_local_add(dev, addr->sa_data);
+ tt_local_add(dev, addr->sa_data);
}
memcpy(dev->dev_addr, addr->sa_data, ETH_ALEN);
@@ -420,12 +596,12 @@ int interface_tx(struct sk_buff *skb, struct net_device *soft_iface)
* if we have a another chosen mesh exit node in range
* it will transport the packets to the mesh
*/
- curr_softif_neigh = softif_neigh_get_selected(bat_priv);
- if ((curr_softif_neigh) && (curr_softif_neigh->vid == vid))
+ curr_softif_neigh = softif_neigh_vid_get_selected(bat_priv, vid);
+ if (curr_softif_neigh)
goto dropped;
/* TODO: check this for locks */
- hna_local_add(soft_iface, ethhdr->h_source);
+ tt_local_add(soft_iface, ethhdr->h_source);
if (is_multicast_ether_addr(ethhdr->h_dest)) {
ret = gw_is_target(bat_priv, skb);
@@ -529,8 +705,8 @@ void interface_rx(struct net_device *soft_iface,
* 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_get_selected(bat_priv);
- if (curr_softif_neigh && (curr_softif_neigh->vid == vid)) {
+ 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;
@@ -613,8 +789,8 @@ static void interface_setup(struct net_device *dev)
* have not been initialized yet
*/
dev->mtu = ETH_DATA_LEN;
- dev->hard_header_len = BAT_HEADER_LEN; /* reserve more space in the
- * skbuff for our header */
+ /* reserve more space in the skbuff for our header */
+ dev->hard_header_len = BAT_HEADER_LEN;
/* generate random address */
random_ether_addr(dev_addr);
@@ -639,7 +815,7 @@ struct net_device *softif_create(char *name)
goto out;
}
- ret = register_netdev(soft_iface);
+ ret = register_netdevice(soft_iface);
if (ret < 0) {
pr_err("Unable to register the batman interface '%s': %i\n",
name, ret);
@@ -663,11 +839,10 @@ struct net_device *softif_create(char *name)
atomic_set(&bat_priv->mesh_state, MESH_INACTIVE);
atomic_set(&bat_priv->bcast_seqno, 1);
- atomic_set(&bat_priv->hna_local_changed, 0);
+ atomic_set(&bat_priv->tt_local_changed, 0);
bat_priv->primary_if = NULL;
bat_priv->num_ifaces = 0;
- bat_priv->softif_neigh = NULL;
ret = sysfs_add_meshif(soft_iface);
if (ret < 0)
diff --git a/net/batman-adv/translation-table.c b/net/batman-adv/translation-table.c
index f931830d630..7b729660cbf 100644
--- a/net/batman-adv/translation-table.c
+++ b/net/batman-adv/translation-table.c
@@ -26,40 +26,40 @@
#include "hash.h"
#include "originator.h"
-static void hna_local_purge(struct work_struct *work);
-static void _hna_global_del_orig(struct bat_priv *bat_priv,
- struct hna_global_entry *hna_global_entry,
+static void tt_local_purge(struct work_struct *work);
+static void _tt_global_del_orig(struct bat_priv *bat_priv,
+ struct tt_global_entry *tt_global_entry,
char *message);
/* returns 1 if they are the same mac addr */
-static int compare_lhna(struct hlist_node *node, void *data2)
+static int compare_ltt(struct hlist_node *node, void *data2)
{
- void *data1 = container_of(node, struct hna_local_entry, hash_entry);
+ void *data1 = container_of(node, struct tt_local_entry, hash_entry);
return (memcmp(data1, data2, ETH_ALEN) == 0 ? 1 : 0);
}
/* returns 1 if they are the same mac addr */
-static int compare_ghna(struct hlist_node *node, void *data2)
+static int compare_gtt(struct hlist_node *node, void *data2)
{
- void *data1 = container_of(node, struct hna_global_entry, hash_entry);
+ void *data1 = container_of(node, struct tt_global_entry, hash_entry);
return (memcmp(data1, data2, ETH_ALEN) == 0 ? 1 : 0);
}
-static void hna_local_start_timer(struct bat_priv *bat_priv)
+static void tt_local_start_timer(struct bat_priv *bat_priv)
{
- INIT_DELAYED_WORK(&bat_priv->hna_work, hna_local_purge);
- queue_delayed_work(bat_event_workqueue, &bat_priv->hna_work, 10 * HZ);
+ INIT_DELAYED_WORK(&bat_priv->tt_work, tt_local_purge);
+ queue_delayed_work(bat_event_workqueue, &bat_priv->tt_work, 10 * HZ);
}
-static struct hna_local_entry *hna_local_hash_find(struct bat_priv *bat_priv,
+static struct tt_local_entry *tt_local_hash_find(struct bat_priv *bat_priv,
void *data)
{
- struct hashtable_t *hash = bat_priv->hna_local_hash;
+ struct hashtable_t *hash = bat_priv->tt_local_hash;
struct hlist_head *head;
struct hlist_node *node;
- struct hna_local_entry *hna_local_entry, *hna_local_entry_tmp = NULL;
+ struct tt_local_entry *tt_local_entry, *tt_local_entry_tmp = NULL;
int index;
if (!hash)
@@ -69,26 +69,26 @@ static struct hna_local_entry *hna_local_hash_find(struct bat_priv *bat_priv,
head = &hash->table[index];
rcu_read_lock();
- hlist_for_each_entry_rcu(hna_local_entry, node, head, hash_entry) {
- if (!compare_eth(hna_local_entry, data))
+ hlist_for_each_entry_rcu(tt_local_entry, node, head, hash_entry) {
+ if (!compare_eth(tt_local_entry, data))
continue;
- hna_local_entry_tmp = hna_local_entry;
+ tt_local_entry_tmp = tt_local_entry;
break;
}
rcu_read_unlock();
- return hna_local_entry_tmp;
+ return tt_local_entry_tmp;
}
-static struct hna_global_entry *hna_global_hash_find(struct bat_priv *bat_priv,
+static struct tt_global_entry *tt_global_hash_find(struct bat_priv *bat_priv,
void *data)
{
- struct hashtable_t *hash = bat_priv->hna_global_hash;
+ struct hashtable_t *hash = bat_priv->tt_global_hash;
struct hlist_head *head;
struct hlist_node *node;
- struct hna_global_entry *hna_global_entry;
- struct hna_global_entry *hna_global_entry_tmp = NULL;
+ struct tt_global_entry *tt_global_entry;
+ struct tt_global_entry *tt_global_entry_tmp = NULL;
int index;
if (!hash)
@@ -98,125 +98,125 @@ static struct hna_global_entry *hna_global_hash_find(struct bat_priv *bat_priv,
head = &hash->table[index];
rcu_read_lock();
- hlist_for_each_entry_rcu(hna_global_entry, node, head, hash_entry) {
- if (!compare_eth(hna_global_entry, data))
+ hlist_for_each_entry_rcu(tt_global_entry, node, head, hash_entry) {
+ if (!compare_eth(tt_global_entry, data))
continue;
- hna_global_entry_tmp = hna_global_entry;
+ tt_global_entry_tmp = tt_global_entry;
break;
}
rcu_read_unlock();
- return hna_global_entry_tmp;
+ return tt_global_entry_tmp;
}
-int hna_local_init(struct bat_priv *bat_priv)
+int tt_local_init(struct bat_priv *bat_priv)
{
- if (bat_priv->hna_local_hash)
+ if (bat_priv->tt_local_hash)
return 1;
- bat_priv->hna_local_hash = hash_new(1024);
+ bat_priv->tt_local_hash = hash_new(1024);
- if (!bat_priv->hna_local_hash)
+ if (!bat_priv->tt_local_hash)
return 0;
- atomic_set(&bat_priv->hna_local_changed, 0);
- hna_local_start_timer(bat_priv);
+ atomic_set(&bat_priv->tt_local_changed, 0);
+ tt_local_start_timer(bat_priv);
return 1;
}
-void hna_local_add(struct net_device *soft_iface, uint8_t *addr)
+void tt_local_add(struct net_device *soft_iface, uint8_t *addr)
{
struct bat_priv *bat_priv = netdev_priv(soft_iface);
- struct hna_local_entry *hna_local_entry;
- struct hna_global_entry *hna_global_entry;
+ struct tt_local_entry *tt_local_entry;
+ struct tt_global_entry *tt_global_entry;
int required_bytes;
- spin_lock_bh(&bat_priv->hna_lhash_lock);
- hna_local_entry = hna_local_hash_find(bat_priv, addr);
- spin_unlock_bh(&bat_priv->hna_lhash_lock);
+ spin_lock_bh(&bat_priv->tt_lhash_lock);
+ tt_local_entry = tt_local_hash_find(bat_priv, addr);
+ spin_unlock_bh(&bat_priv->tt_lhash_lock);
- if (hna_local_entry) {
- hna_local_entry->last_seen = jiffies;
+ if (tt_local_entry) {
+ tt_local_entry->last_seen = jiffies;
return;
}
/* only announce as many hosts as possible in the batman-packet and
- space in batman_packet->num_hna That also should give a limit to
+ space in batman_packet->num_tt That also should give a limit to
MAC-flooding. */
- required_bytes = (bat_priv->num_local_hna + 1) * ETH_ALEN;
+ required_bytes = (bat_priv->num_local_tt + 1) * ETH_ALEN;
required_bytes += BAT_PACKET_LEN;
if ((required_bytes > ETH_DATA_LEN) ||
(atomic_read(&bat_priv->aggregated_ogms) &&
required_bytes > MAX_AGGREGATION_BYTES) ||
- (bat_priv->num_local_hna + 1 > 255)) {
+ (bat_priv->num_local_tt + 1 > 255)) {
bat_dbg(DBG_ROUTES, bat_priv,
- "Can't add new local hna entry (%pM): "
- "number of local hna entries exceeds packet size\n",
+ "Can't add new local tt entry (%pM): "
+ "number of local tt entries exceeds packet size\n",
addr);
return;
}
bat_dbg(DBG_ROUTES, bat_priv,
- "Creating new local hna entry: %pM\n", addr);
+ "Creating new local tt entry: %pM\n", addr);
- hna_local_entry = kmalloc(sizeof(struct hna_local_entry), GFP_ATOMIC);
- if (!hna_local_entry)
+ tt_local_entry = kmalloc(sizeof(struct tt_local_entry), GFP_ATOMIC);
+ if (!tt_local_entry)
return;
- memcpy(hna_local_entry->addr, addr, ETH_ALEN);
- hna_local_entry->last_seen = jiffies;
+ memcpy(tt_local_entry->addr, addr, ETH_ALEN);
+ tt_local_entry->last_seen = jiffies;
/* the batman interface mac address should never be purged */
if (compare_eth(addr, soft_iface->dev_addr))
- hna_local_entry->never_purge = 1;
+ tt_local_entry->never_purge = 1;
else
- hna_local_entry->never_purge = 0;
+ tt_local_entry->never_purge = 0;
- spin_lock_bh(&bat_priv->hna_lhash_lock);
+ spin_lock_bh(&bat_priv->tt_lhash_lock);
- hash_add(bat_priv->hna_local_hash, compare_lhna, choose_orig,
- hna_local_entry, &hna_local_entry->hash_entry);
- bat_priv->num_local_hna++;
- atomic_set(&bat_priv->hna_local_changed, 1);
+ hash_add(bat_priv->tt_local_hash, compare_ltt, choose_orig,
+ tt_local_entry, &tt_local_entry->hash_entry);
+ bat_priv->num_local_tt++;
+ atomic_set(&bat_priv->tt_local_changed, 1);
- spin_unlock_bh(&bat_priv->hna_lhash_lock);
+ spin_unlock_bh(&bat_priv->tt_lhash_lock);
/* remove address from global hash if present */
- spin_lock_bh(&bat_priv->hna_ghash_lock);
+ spin_lock_bh(&bat_priv->tt_ghash_lock);
- hna_global_entry = hna_global_hash_find(bat_priv, addr);
+ tt_global_entry = tt_global_hash_find(bat_priv, addr);
- if (hna_global_entry)
- _hna_global_del_orig(bat_priv, hna_global_entry,
- "local hna received");
+ if (tt_global_entry)
+ _tt_global_del_orig(bat_priv, tt_global_entry,
+ "local tt received");
- spin_unlock_bh(&bat_priv->hna_ghash_lock);
+ spin_unlock_bh(&bat_priv->tt_ghash_lock);
}
-int hna_local_fill_buffer(struct bat_priv *bat_priv,
+int tt_local_fill_buffer(struct bat_priv *bat_priv,
unsigned char *buff, int buff_len)
{
- struct hashtable_t *hash = bat_priv->hna_local_hash;
- struct hna_local_entry *hna_local_entry;
+ struct hashtable_t *hash = bat_priv->tt_local_hash;
+ struct tt_local_entry *tt_local_entry;
struct hlist_node *node;
struct hlist_head *head;
int i, count = 0;
- spin_lock_bh(&bat_priv->hna_lhash_lock);
+ spin_lock_bh(&bat_priv->tt_lhash_lock);
for (i = 0; i < hash->size; i++) {
head = &hash->table[i];
rcu_read_lock();
- hlist_for_each_entry_rcu(hna_local_entry, node,
+ hlist_for_each_entry_rcu(tt_local_entry, node,
head, hash_entry) {
if (buff_len < (count + 1) * ETH_ALEN)
break;
- memcpy(buff + (count * ETH_ALEN), hna_local_entry->addr,
+ memcpy(buff + (count * ETH_ALEN), tt_local_entry->addr,
ETH_ALEN);
count++;
@@ -224,20 +224,20 @@ int hna_local_fill_buffer(struct bat_priv *bat_priv,
rcu_read_unlock();
}
- /* if we did not get all new local hnas see you next time ;-) */
- if (count == bat_priv->num_local_hna)
- atomic_set(&bat_priv->hna_local_changed, 0);
+ /* if we did not get all new local tts see you next time ;-) */
+ if (count == bat_priv->num_local_tt)
+ atomic_set(&bat_priv->tt_local_changed, 0);
- spin_unlock_bh(&bat_priv->hna_lhash_lock);
+ spin_unlock_bh(&bat_priv->tt_lhash_lock);
return count;
}
-int hna_local_seq_print_text(struct seq_file *seq, void *offset)
+int tt_local_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 hashtable_t *hash = bat_priv->hna_local_hash;
- struct hna_local_entry *hna_local_entry;
+ struct hashtable_t *hash = bat_priv->tt_local_hash;
+ struct tt_local_entry *tt_local_entry;
struct hard_iface *primary_if;
struct hlist_node *node;
struct hlist_head *head;
@@ -261,10 +261,10 @@ int hna_local_seq_print_text(struct seq_file *seq, void *offset)
}
seq_printf(seq, "Locally retrieved addresses (from %s) "
- "announced via HNA:\n",
+ "announced via TT:\n",
net_dev->name);
- spin_lock_bh(&bat_priv->hna_lhash_lock);
+ spin_lock_bh(&bat_priv->tt_lhash_lock);
buf_size = 1;
/* Estimate length for: " * xx:xx:xx:xx:xx:xx\n" */
@@ -279,7 +279,7 @@ int hna_local_seq_print_text(struct seq_file *seq, void *offset)
buff = kmalloc(buf_size, GFP_ATOMIC);
if (!buff) {
- spin_unlock_bh(&bat_priv->hna_lhash_lock);
+ spin_unlock_bh(&bat_priv->tt_lhash_lock);
ret = -ENOMEM;
goto out;
}
@@ -291,15 +291,15 @@ int hna_local_seq_print_text(struct seq_file *seq, void *offset)
head = &hash->table[i];
rcu_read_lock();
- hlist_for_each_entry_rcu(hna_local_entry, node,
+ hlist_for_each_entry_rcu(tt_local_entry, node,
head, hash_entry) {
pos += snprintf(buff + pos, 22, " * %pM\n",
- hna_local_entry->addr);
+ tt_local_entry->addr);
}
rcu_read_unlock();
}
- spin_unlock_bh(&bat_priv->hna_lhash_lock);
+ spin_unlock_bh(&bat_priv->tt_lhash_lock);
seq_printf(seq, "%s", buff);
kfree(buff);
@@ -309,180 +309,180 @@ out:
return ret;
}
-static void _hna_local_del(struct hlist_node *node, void *arg)
+static void _tt_local_del(struct hlist_node *node, void *arg)
{
struct bat_priv *bat_priv = (struct bat_priv *)arg;
- void *data = container_of(node, struct hna_local_entry, hash_entry);
+ void *data = container_of(node, struct tt_local_entry, hash_entry);
kfree(data);
- bat_priv->num_local_hna--;
- atomic_set(&bat_priv->hna_local_changed, 1);
+ bat_priv->num_local_tt--;
+ atomic_set(&bat_priv->tt_local_changed, 1);
}
-static void hna_local_del(struct bat_priv *bat_priv,
- struct hna_local_entry *hna_local_entry,
+static void tt_local_del(struct bat_priv *bat_priv,
+ struct tt_local_entry *tt_local_entry,
char *message)
{
- bat_dbg(DBG_ROUTES, bat_priv, "Deleting local hna entry (%pM): %s\n",
- hna_local_entry->addr, message);
+ bat_dbg(DBG_ROUTES, bat_priv, "Deleting local tt entry (%pM): %s\n",
+ tt_local_entry->addr, message);
- hash_remove(bat_priv->hna_local_hash, compare_lhna, choose_orig,
- hna_local_entry->addr);
- _hna_local_del(&hna_local_entry->hash_entry, bat_priv);
+ hash_remove(bat_priv->tt_local_hash, compare_ltt, choose_orig,
+ tt_local_entry->addr);
+ _tt_local_del(&tt_local_entry->hash_entry, bat_priv);
}
-void hna_local_remove(struct bat_priv *bat_priv,
+void tt_local_remove(struct bat_priv *bat_priv,
uint8_t *addr, char *message)
{
- struct hna_local_entry *hna_local_entry;
+ struct tt_local_entry *tt_local_entry;
- spin_lock_bh(&bat_priv->hna_lhash_lock);
+ spin_lock_bh(&bat_priv->tt_lhash_lock);
- hna_local_entry = hna_local_hash_find(bat_priv, addr);
+ tt_local_entry = tt_local_hash_find(bat_priv, addr);
- if (hna_local_entry)
- hna_local_del(bat_priv, hna_local_entry, message);
+ if (tt_local_entry)
+ tt_local_del(bat_priv, tt_local_entry, message);
- spin_unlock_bh(&bat_priv->hna_lhash_lock);
+ spin_unlock_bh(&bat_priv->tt_lhash_lock);
}
-static void hna_local_purge(struct work_struct *work)
+static void tt_local_purge(struct work_struct *work)
{
struct delayed_work *delayed_work =
container_of(work, struct delayed_work, work);
struct bat_priv *bat_priv =
- container_of(delayed_work, struct bat_priv, hna_work);
- struct hashtable_t *hash = bat_priv->hna_local_hash;
- struct hna_local_entry *hna_local_entry;
+ container_of(delayed_work, struct bat_priv, tt_work);
+ struct hashtable_t *hash = bat_priv->tt_local_hash;
+ struct tt_local_entry *tt_local_entry;
struct hlist_node *node, *node_tmp;
struct hlist_head *head;
unsigned long timeout;
int i;
- spin_lock_bh(&bat_priv->hna_lhash_lock);
+ spin_lock_bh(&bat_priv->tt_lhash_lock);
for (i = 0; i < hash->size; i++) {
head = &hash->table[i];
- hlist_for_each_entry_safe(hna_local_entry, node, node_tmp,
+ hlist_for_each_entry_safe(tt_local_entry, node, node_tmp,
head, hash_entry) {
- if (hna_local_entry->never_purge)
+ if (tt_local_entry->never_purge)
continue;
- timeout = hna_local_entry->last_seen;
- timeout += LOCAL_HNA_TIMEOUT * HZ;
+ timeout = tt_local_entry->last_seen;
+ timeout += TT_LOCAL_TIMEOUT * HZ;
if (time_before(jiffies, timeout))
continue;
- hna_local_del(bat_priv, hna_local_entry,
+ tt_local_del(bat_priv, tt_local_entry,
"address timed out");
}
}
- spin_unlock_bh(&bat_priv->hna_lhash_lock);
- hna_local_start_timer(bat_priv);
+ spin_unlock_bh(&bat_priv->tt_lhash_lock);
+ tt_local_start_timer(bat_priv);
}
-void hna_local_free(struct bat_priv *bat_priv)
+void tt_local_free(struct bat_priv *bat_priv)
{
- if (!bat_priv->hna_local_hash)
+ if (!bat_priv->tt_local_hash)
return;
- cancel_delayed_work_sync(&bat_priv->hna_work);
- hash_delete(bat_priv->hna_local_hash, _hna_local_del, bat_priv);
- bat_priv->hna_local_hash = NULL;
+ cancel_delayed_work_sync(&bat_priv->tt_work);
+ hash_delete(bat_priv->tt_local_hash, _tt_local_del, bat_priv);
+ bat_priv->tt_local_hash = NULL;
}
-int hna_global_init(struct bat_priv *bat_priv)
+int tt_global_init(struct bat_priv *bat_priv)
{
- if (bat_priv->hna_global_hash)
+ if (bat_priv->tt_global_hash)
return 1;
- bat_priv->hna_global_hash = hash_new(1024);
+ bat_priv->tt_global_hash = hash_new(1024);
- if (!bat_priv->hna_global_hash)
+ if (!bat_priv->tt_global_hash)
return 0;
return 1;
}
-void hna_global_add_orig(struct bat_priv *bat_priv,
+void tt_global_add_orig(struct bat_priv *bat_priv,
struct orig_node *orig_node,
- unsigned char *hna_buff, int hna_buff_len)
+ unsigned char *tt_buff, int tt_buff_len)
{
- struct hna_global_entry *hna_global_entry;
- struct hna_local_entry *hna_local_entry;
- int hna_buff_count = 0;
- unsigned char *hna_ptr;
+ struct tt_global_entry *tt_global_entry;
+ struct tt_local_entry *tt_local_entry;
+ int tt_buff_count = 0;
+ unsigned char *tt_ptr;
- while ((hna_buff_count + 1) * ETH_ALEN <= hna_buff_len) {
- spin_lock_bh(&bat_priv->hna_ghash_lock);
+ while ((tt_buff_count + 1) * ETH_ALEN <= tt_buff_len) {
+ spin_lock_bh(&bat_priv->tt_ghash_lock);
- hna_ptr = hna_buff + (hna_buff_count * ETH_ALEN);
- hna_global_entry = hna_global_hash_find(bat_priv, hna_ptr);
+ tt_ptr = tt_buff + (tt_buff_count * ETH_ALEN);
+ tt_global_entry = tt_global_hash_find(bat_priv, tt_ptr);
- if (!hna_global_entry) {
- spin_unlock_bh(&bat_priv->hna_ghash_lock);
+ if (!tt_global_entry) {
+ spin_unlock_bh(&bat_priv->tt_ghash_lock);
- hna_global_entry =
- kmalloc(sizeof(struct hna_global_entry),
+ tt_global_entry =
+ kmalloc(sizeof(struct tt_global_entry),
GFP_ATOMIC);
- if (!hna_global_entry)
+ if (!tt_global_entry)
break;
- memcpy(hna_global_entry->addr, hna_ptr, ETH_ALEN);
+ memcpy(tt_global_entry->addr, tt_ptr, ETH_ALEN);
bat_dbg(DBG_ROUTES, bat_priv,
- "Creating new global hna entry: "
+ "Creating new global tt entry: "
"%pM (via %pM)\n",
- hna_global_entry->addr, orig_node->orig);
+ tt_global_entry->addr, orig_node->orig);
- spin_lock_bh(&bat_priv->hna_ghash_lock);
- hash_add(bat_priv->hna_global_hash, compare_ghna,
- choose_orig, hna_global_entry,
- &hna_global_entry->hash_entry);
+ spin_lock_bh(&bat_priv->tt_ghash_lock);
+ hash_add(bat_priv->tt_global_hash, compare_gtt,
+ choose_orig, tt_global_entry,
+ &tt_global_entry->hash_entry);
}
- hna_global_entry->orig_node = orig_node;
- spin_unlock_bh(&bat_priv->hna_ghash_lock);
+ tt_global_entry->orig_node = orig_node;
+ spin_unlock_bh(&bat_priv->tt_ghash_lock);
/* remove address from local hash if present */
- spin_lock_bh(&bat_priv->hna_lhash_lock);
+ spin_lock_bh(&bat_priv->tt_lhash_lock);
- hna_ptr = hna_buff + (hna_buff_count * ETH_ALEN);
- hna_local_entry = hna_local_hash_find(bat_priv, hna_ptr);
+ tt_ptr = tt_buff + (tt_buff_count * ETH_ALEN);
+ tt_local_entry = tt_local_hash_find(bat_priv, tt_ptr);
- if (hna_local_entry)
- hna_local_del(bat_priv, hna_local_entry,
- "global hna received");
+ if (tt_local_entry)
+ tt_local_del(bat_priv, tt_local_entry,
+ "global tt received");
- spin_unlock_bh(&bat_priv->hna_lhash_lock);
+ spin_unlock_bh(&bat_priv->tt_lhash_lock);
- hna_buff_count++;
+ tt_buff_count++;
}
/* initialize, and overwrite if malloc succeeds */
- orig_node->hna_buff = NULL;
- orig_node->hna_buff_len = 0;
-
- if (hna_buff_len > 0) {
- orig_node->hna_buff = kmalloc(hna_buff_len, GFP_ATOMIC);
- if (orig_node->hna_buff) {
- memcpy(orig_node->hna_buff, hna_buff, hna_buff_len);
- orig_node->hna_buff_len = hna_buff_len;
+ orig_node->tt_buff = NULL;
+ orig_node->tt_buff_len = 0;
+
+ if (tt_buff_len > 0) {
+ orig_node->tt_buff = kmalloc(tt_buff_len, GFP_ATOMIC);
+ if (orig_node->tt_buff) {
+ memcpy(orig_node->tt_buff, tt_buff, tt_buff_len);
+ orig_node->tt_buff_len = tt_buff_len;
}
}
}
-int hna_global_seq_print_text(struct seq_file *seq, void *offset)
+int tt_global_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 hashtable_t *hash = bat_priv->hna_global_hash;
- struct hna_global_entry *hna_global_entry;
+ struct hashtable_t *hash = bat_priv->tt_global_hash;
+ struct tt_global_entry *tt_global_entry;
struct hard_iface *primary_if;
struct hlist_node *node;
struct hlist_head *head;
@@ -505,10 +505,11 @@ int hna_global_seq_print_text(struct seq_file *seq, void *offset)
goto out;
}
- seq_printf(seq, "Globally announced HNAs received via the mesh %s\n",
+ seq_printf(seq,
+ "Globally announced TT entries received via the mesh %s\n",
net_dev->name);
- spin_lock_bh(&bat_priv->hna_ghash_lock);
+ spin_lock_bh(&bat_priv->tt_ghash_lock);
buf_size = 1;
/* Estimate length for: " * xx:xx:xx:xx:xx:xx via xx:xx:xx:xx:xx:xx\n"*/
@@ -523,7 +524,7 @@ int hna_global_seq_print_text(struct seq_file *seq, void *offset)
buff = kmalloc(buf_size, GFP_ATOMIC);
if (!buff) {
- spin_unlock_bh(&bat_priv->hna_ghash_lock);
+ spin_unlock_bh(&bat_priv->tt_ghash_lock);
ret = -ENOMEM;
goto out;
}
@@ -534,17 +535,17 @@ int hna_global_seq_print_text(struct seq_file *seq, void *offset)
head = &hash->table[i];
rcu_read_lock();
- hlist_for_each_entry_rcu(hna_global_entry, node,
+ hlist_for_each_entry_rcu(tt_global_entry, node,
head, hash_entry) {
pos += snprintf(buff + pos, 44,
" * %pM via %pM\n",
- hna_global_entry->addr,
- hna_global_entry->orig_node->orig);
+ tt_global_entry->addr,
+ tt_global_entry->orig_node->orig);
}
rcu_read_unlock();
}
- spin_unlock_bh(&bat_priv->hna_ghash_lock);
+ spin_unlock_bh(&bat_priv->tt_ghash_lock);
seq_printf(seq, "%s", buff);
kfree(buff);
@@ -554,84 +555,84 @@ out:
return ret;
}
-static void _hna_global_del_orig(struct bat_priv *bat_priv,
- struct hna_global_entry *hna_global_entry,
+static void _tt_global_del_orig(struct bat_priv *bat_priv,
+ struct tt_global_entry *tt_global_entry,
char *message)
{
bat_dbg(DBG_ROUTES, bat_priv,
- "Deleting global hna entry %pM (via %pM): %s\n",
- hna_global_entry->addr, hna_global_entry->orig_node->orig,
+ "Deleting global tt entry %pM (via %pM): %s\n",
+ tt_global_entry->addr, tt_global_entry->orig_node->orig,
message);
- hash_remove(bat_priv->hna_global_hash, compare_ghna, choose_orig,
- hna_global_entry->addr);
- kfree(hna_global_entry);
+ hash_remove(bat_priv->tt_global_hash, compare_gtt, choose_orig,
+ tt_global_entry->addr);
+ kfree(tt_global_entry);
}
-void hna_global_del_orig(struct bat_priv *bat_priv,
+void tt_global_del_orig(struct bat_priv *bat_priv,
struct orig_node *orig_node, char *message)
{
- struct hna_global_entry *hna_global_entry;
- int hna_buff_count = 0;
- unsigned char *hna_ptr;
+ struct tt_global_entry *tt_global_entry;
+ int tt_buff_count = 0;
+ unsigned char *tt_ptr;
- if (orig_node->hna_buff_len == 0)
+ if (orig_node->tt_buff_len == 0)
return;
- spin_lock_bh(&bat_priv->hna_ghash_lock);
+ spin_lock_bh(&bat_priv->tt_ghash_lock);
- while ((hna_buff_count + 1) * ETH_ALEN <= orig_node->hna_buff_len) {
- hna_ptr = orig_node->hna_buff + (hna_buff_count * ETH_ALEN);
- hna_global_entry = hna_global_hash_find(bat_priv, hna_ptr);
+ while ((tt_buff_count + 1) * ETH_ALEN <= orig_node->tt_buff_len) {
+ tt_ptr = orig_node->tt_buff + (tt_buff_count * ETH_ALEN);
+ tt_global_entry = tt_global_hash_find(bat_priv, tt_ptr);
- if ((hna_global_entry) &&
- (hna_global_entry->orig_node == orig_node))
- _hna_global_del_orig(bat_priv, hna_global_entry,
+ if ((tt_global_entry) &&
+ (tt_global_entry->orig_node == orig_node))
+ _tt_global_del_orig(bat_priv, tt_global_entry,
message);
- hna_buff_count++;
+ tt_buff_count++;
}
- spin_unlock_bh(&bat_priv->hna_ghash_lock);
+ spin_unlock_bh(&bat_priv->tt_ghash_lock);
- orig_node->hna_buff_len = 0;
- kfree(orig_node->hna_buff);
- orig_node->hna_buff = NULL;
+ orig_node->tt_buff_len = 0;
+ kfree(orig_node->tt_buff);
+ orig_node->tt_buff = NULL;
}
-static void hna_global_del(struct hlist_node *node, void *arg)
+static void tt_global_del(struct hlist_node *node, void *arg)
{
- void *data = container_of(node, struct hna_global_entry, hash_entry);
+ void *data = container_of(node, struct tt_global_entry, hash_entry);
kfree(data);
}
-void hna_global_free(struct bat_priv *bat_priv)
+void tt_global_free(struct bat_priv *bat_priv)
{
- if (!bat_priv->hna_global_hash)
+ if (!bat_priv->tt_global_hash)
return;
- hash_delete(bat_priv->hna_global_hash, hna_global_del, NULL);
- bat_priv->hna_global_hash = NULL;
+ hash_delete(bat_priv->tt_global_hash, tt_global_del, NULL);
+ bat_priv->tt_global_hash = NULL;
}
struct orig_node *transtable_search(struct bat_priv *bat_priv, uint8_t *addr)
{
- struct hna_global_entry *hna_global_entry;
+ struct tt_global_entry *tt_global_entry;
struct orig_node *orig_node = NULL;
- spin_lock_bh(&bat_priv->hna_ghash_lock);
- hna_global_entry = hna_global_hash_find(bat_priv, addr);
+ spin_lock_bh(&bat_priv->tt_ghash_lock);
+ tt_global_entry = tt_global_hash_find(bat_priv, addr);
- if (!hna_global_entry)
+ if (!tt_global_entry)
goto out;
- if (!atomic_inc_not_zero(&hna_global_entry->orig_node->refcount))
+ if (!atomic_inc_not_zero(&tt_global_entry->orig_node->refcount))
goto out;
- orig_node = hna_global_entry->orig_node;
+ orig_node = tt_global_entry->orig_node;
out:
- spin_unlock_bh(&bat_priv->hna_ghash_lock);
+ spin_unlock_bh(&bat_priv->tt_ghash_lock);
return orig_node;
}
diff --git a/net/batman-adv/translation-table.h b/net/batman-adv/translation-table.h
index f19931ca145..46152c38cc9 100644
--- a/net/batman-adv/translation-table.h
+++ b/net/batman-adv/translation-table.h
@@ -22,22 +22,22 @@
#ifndef _NET_BATMAN_ADV_TRANSLATION_TABLE_H_
#define _NET_BATMAN_ADV_TRANSLATION_TABLE_H_
-int hna_local_init(struct bat_priv *bat_priv);
-void hna_local_add(struct net_device *soft_iface, uint8_t *addr);
-void hna_local_remove(struct bat_priv *bat_priv,
+int tt_local_init(struct bat_priv *bat_priv);
+void tt_local_add(struct net_device *soft_iface, uint8_t *addr);
+void tt_local_remove(struct bat_priv *bat_priv,
uint8_t *addr, char *message);
-int hna_local_fill_buffer(struct bat_priv *bat_priv,
+int tt_local_fill_buffer(struct bat_priv *bat_priv,
unsigned char *buff, int buff_len);
-int hna_local_seq_print_text(struct seq_file *seq, void *offset);
-void hna_local_free(struct bat_priv *bat_priv);
-int hna_global_init(struct bat_priv *bat_priv);
-void hna_global_add_orig(struct bat_priv *bat_priv,
+int tt_local_seq_print_text(struct seq_file *seq, void *offset);
+void tt_local_free(struct bat_priv *bat_priv);
+int tt_global_init(struct bat_priv *bat_priv);
+void tt_global_add_orig(struct bat_priv *bat_priv,
struct orig_node *orig_node,
- unsigned char *hna_buff, int hna_buff_len);
-int hna_global_seq_print_text(struct seq_file *seq, void *offset);
-void hna_global_del_orig(struct bat_priv *bat_priv,
+ unsigned char *tt_buff, int tt_buff_len);
+int tt_global_seq_print_text(struct seq_file *seq, void *offset);
+void tt_global_del_orig(struct bat_priv *bat_priv,
struct orig_node *orig_node, char *message);
-void hna_global_free(struct bat_priv *bat_priv);
+void tt_global_free(struct bat_priv *bat_priv);
struct orig_node *transtable_search(struct bat_priv *bat_priv, uint8_t *addr);
#endif /* _NET_BATMAN_ADV_TRANSLATION_TABLE_H_ */
diff --git a/net/batman-adv/types.h b/net/batman-adv/types.h
index 947bafc6431..fab70e8b16e 100644
--- a/net/batman-adv/types.h
+++ b/net/batman-adv/types.h
@@ -75,8 +75,8 @@ struct orig_node {
unsigned long batman_seqno_reset;
uint8_t gw_flags;
uint8_t flags;
- unsigned char *hna_buff;
- int16_t hna_buff_len;
+ unsigned char *tt_buff;
+ int16_t tt_buff_len;
uint32_t last_real_seqno;
uint8_t last_ttl;
unsigned long bcast_bits[NUM_WORDS];
@@ -89,11 +89,11 @@ struct orig_node {
struct hlist_node hash_entry;
struct bat_priv *bat_priv;
unsigned long last_frag_packet;
- spinlock_t ogm_cnt_lock; /* protects: bcast_own, bcast_own_sum,
- * neigh_node->real_bits,
- * neigh_node->real_packet_count */
- spinlock_t bcast_seqno_lock; /* protects bcast_bits,
- * last_bcast_seqno */
+ /* ogm_cnt_lock protects: bcast_own, bcast_own_sum,
+ * neigh_node->real_bits, neigh_node->real_packet_count */
+ spinlock_t ogm_cnt_lock;
+ /* bcast_seqno_lock protects bcast_bits, last_bcast_seqno */
+ spinlock_t bcast_seqno_lock;
atomic_t bond_candidates;
struct list_head bond_list;
};
@@ -146,30 +146,30 @@ struct bat_priv {
atomic_t bcast_queue_left;
atomic_t batman_queue_left;
char num_ifaces;
- struct hlist_head softif_neigh_list;
- struct softif_neigh __rcu *softif_neigh;
struct debug_log *debug_log;
struct kobject *mesh_obj;
struct dentry *debug_dir;
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 vis_send_list;
struct hashtable_t *orig_hash;
- struct hashtable_t *hna_local_hash;
- struct hashtable_t *hna_global_hash;
+ struct hashtable_t *tt_local_hash;
+ struct hashtable_t *tt_global_hash;
struct hashtable_t *vis_hash;
spinlock_t forw_bat_list_lock; /* protects forw_bat_list */
spinlock_t forw_bcast_list_lock; /* protects */
- spinlock_t hna_lhash_lock; /* protects hna_local_hash */
- spinlock_t hna_ghash_lock; /* protects hna_global_hash */
+ spinlock_t tt_lhash_lock; /* protects tt_local_hash */
+ spinlock_t tt_ghash_lock; /* protects tt_global_hash */
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 */
- int16_t num_local_hna;
- atomic_t hna_local_changed;
- struct delayed_work hna_work;
+ spinlock_t softif_neigh_vid_lock; /* protects soft-interface vid list */
+ int16_t num_local_tt;
+ atomic_t tt_local_changed;
+ struct delayed_work tt_work;
struct delayed_work orig_work;
struct delayed_work vis_work;
struct gw_node __rcu *curr_gw; /* rcu protected pointer */
@@ -192,14 +192,14 @@ struct socket_packet {
struct icmp_packet_rr icmp_packet;
};
-struct hna_local_entry {
+struct tt_local_entry {
uint8_t addr[ETH_ALEN];
unsigned long last_seen;
char never_purge;
struct hlist_node hash_entry;
};
-struct hna_global_entry {
+struct tt_global_entry {
uint8_t addr[ETH_ALEN];
struct orig_node *orig_node;
struct hlist_node hash_entry;
@@ -262,7 +262,7 @@ struct vis_info {
struct vis_info_entry {
uint8_t src[ETH_ALEN];
uint8_t dest[ETH_ALEN];
- uint8_t quality; /* quality = 0 means HNA */
+ uint8_t quality; /* quality = 0 client */
} __packed;
struct recvlist_node {
@@ -270,11 +270,20 @@ 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;
- short vid;
atomic_t refcount;
struct rcu_head rcu;
};
diff --git a/net/batman-adv/unicast.c b/net/batman-adv/unicast.c
index b46cbf1507e..19c3daf34ac 100644
--- a/net/batman-adv/unicast.c
+++ b/net/batman-adv/unicast.c
@@ -300,7 +300,7 @@ int unicast_send_skb(struct sk_buff *skb, struct bat_priv *bat_priv)
goto find_router;
}
- /* check for hna host - increases orig_node refcount */
+ /* check for tt host - increases orig_node refcount */
orig_node = transtable_search(bat_priv, ethhdr->h_dest);
find_router:
diff --git a/net/batman-adv/vis.c b/net/batman-adv/vis.c
index c8f571d3b5d..c39f20cc1ba 100644
--- a/net/batman-adv/vis.c
+++ b/net/batman-adv/vis.c
@@ -194,7 +194,7 @@ static ssize_t vis_data_read_entry(char *buff, struct vis_info_entry *entry,
{
/* maximal length: max(4+17+2, 3+17+1+3+2) == 26 */
if (primary && entry->quality == 0)
- return sprintf(buff, "HNA %pM, ", entry->dest);
+ return sprintf(buff, "TT %pM, ", entry->dest);
else if (compare_eth(entry->src, src))
return sprintf(buff, "TQ %pM %d, ", entry->dest,
entry->quality);
@@ -622,7 +622,7 @@ static int generate_vis_packet(struct bat_priv *bat_priv)
struct vis_info *info = (struct vis_info *)bat_priv->my_vis_info;
struct vis_packet *packet = (struct vis_packet *)info->skb_packet->data;
struct vis_info_entry *entry;
- struct hna_local_entry *hna_local_entry;
+ struct tt_local_entry *tt_local_entry;
int best_tq = -1, i;
info->first_seen = jiffies;
@@ -678,29 +678,29 @@ next:
rcu_read_unlock();
}
- hash = bat_priv->hna_local_hash;
+ hash = bat_priv->tt_local_hash;
- spin_lock_bh(&bat_priv->hna_lhash_lock);
+ spin_lock_bh(&bat_priv->tt_lhash_lock);
for (i = 0; i < hash->size; i++) {
head = &hash->table[i];
- hlist_for_each_entry(hna_local_entry, node, head, hash_entry) {
+ hlist_for_each_entry(tt_local_entry, node, head, hash_entry) {
entry = (struct vis_info_entry *)
skb_put(info->skb_packet,
sizeof(*entry));
memset(entry->src, 0, ETH_ALEN);
- memcpy(entry->dest, hna_local_entry->addr, ETH_ALEN);
- entry->quality = 0; /* 0 means HNA */
+ memcpy(entry->dest, tt_local_entry->addr, ETH_ALEN);
+ entry->quality = 0; /* 0 means TT */
packet->entries++;
if (vis_packet_full(info)) {
- spin_unlock_bh(&bat_priv->hna_lhash_lock);
+ spin_unlock_bh(&bat_priv->tt_lhash_lock);
return 0;
}
}
}
- spin_unlock_bh(&bat_priv->hna_lhash_lock);
+ spin_unlock_bh(&bat_priv->tt_lhash_lock);
return 0;
unlock:
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-12-18 22:04:44 +0000