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-rw-r--r--net/batman-adv/originator.c337
1 files changed, 175 insertions, 162 deletions
diff --git a/net/batman-adv/originator.c b/net/batman-adv/originator.c
index 41147942ba5..ac9bdf8f80a 100644
--- a/net/batman-adv/originator.c
+++ b/net/batman-adv/originator.c
@@ -1,5 +1,4 @@
-/*
- * Copyright (C) 2009-2012 B.A.T.M.A.N. contributors:
+/* Copyright (C) 2009-2012 B.A.T.M.A.N. contributors:
*
* Marek Lindner, Simon Wunderlich
*
@@ -16,7 +15,6 @@
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301, USA
- *
*/
#include "main.h"
@@ -30,50 +28,52 @@
#include "soft-interface.h"
#include "bridge_loop_avoidance.h"
-static void purge_orig(struct work_struct *work);
+static void batadv_purge_orig(struct work_struct *work);
-static void start_purge_timer(struct bat_priv *bat_priv)
+static void batadv_start_purge_timer(struct batadv_priv *bat_priv)
{
- INIT_DELAYED_WORK(&bat_priv->orig_work, purge_orig);
- queue_delayed_work(bat_event_workqueue,
+ INIT_DELAYED_WORK(&bat_priv->orig_work, batadv_purge_orig);
+ queue_delayed_work(batadv_event_workqueue,
&bat_priv->orig_work, msecs_to_jiffies(1000));
}
/* returns 1 if they are the same originator */
-static int compare_orig(const struct hlist_node *node, const void *data2)
+static int batadv_compare_orig(const struct hlist_node *node, const void *data2)
{
- const void *data1 = container_of(node, struct orig_node, hash_entry);
+ const void *data1 = container_of(node, struct batadv_orig_node,
+ hash_entry);
return (memcmp(data1, data2, ETH_ALEN) == 0 ? 1 : 0);
}
-int originator_init(struct bat_priv *bat_priv)
+int batadv_originator_init(struct batadv_priv *bat_priv)
{
if (bat_priv->orig_hash)
- return 1;
+ return 0;
- bat_priv->orig_hash = hash_new(1024);
+ bat_priv->orig_hash = batadv_hash_new(1024);
if (!bat_priv->orig_hash)
goto err;
- start_purge_timer(bat_priv);
- return 1;
+ batadv_start_purge_timer(bat_priv);
+ return 0;
err:
- return 0;
+ return -ENOMEM;
}
-void neigh_node_free_ref(struct neigh_node *neigh_node)
+void batadv_neigh_node_free_ref(struct batadv_neigh_node *neigh_node)
{
if (atomic_dec_and_test(&neigh_node->refcount))
kfree_rcu(neigh_node, rcu);
}
/* increases the refcounter of a found router */
-struct neigh_node *orig_node_get_router(struct orig_node *orig_node)
+struct batadv_neigh_node *
+batadv_orig_node_get_router(struct batadv_orig_node *orig_node)
{
- struct neigh_node *router;
+ struct batadv_neigh_node *router;
rcu_read_lock();
router = rcu_dereference(orig_node->router);
@@ -85,12 +85,12 @@ struct neigh_node *orig_node_get_router(struct orig_node *orig_node)
return router;
}
-struct neigh_node *batadv_neigh_node_new(struct hard_iface *hard_iface,
- const uint8_t *neigh_addr,
- uint32_t seqno)
+struct batadv_neigh_node *
+batadv_neigh_node_new(struct batadv_hard_iface *hard_iface,
+ const uint8_t *neigh_addr, uint32_t seqno)
{
- struct bat_priv *bat_priv = netdev_priv(hard_iface->soft_iface);
- struct neigh_node *neigh_node;
+ struct batadv_priv *bat_priv = netdev_priv(hard_iface->soft_iface);
+ struct batadv_neigh_node *neigh_node;
neigh_node = kzalloc(sizeof(*neigh_node), GFP_ATOMIC);
if (!neigh_node)
@@ -104,21 +104,21 @@ struct neigh_node *batadv_neigh_node_new(struct hard_iface *hard_iface,
/* extra reference for return */
atomic_set(&neigh_node->refcount, 2);
- bat_dbg(DBG_BATMAN, bat_priv,
- "Creating new neighbor %pM, initial seqno %d\n",
- neigh_addr, seqno);
+ batadv_dbg(BATADV_DBG_BATMAN, bat_priv,
+ "Creating new neighbor %pM, initial seqno %d\n",
+ neigh_addr, seqno);
out:
return neigh_node;
}
-static void orig_node_free_rcu(struct rcu_head *rcu)
+static void batadv_orig_node_free_rcu(struct rcu_head *rcu)
{
struct hlist_node *node, *node_tmp;
- struct neigh_node *neigh_node, *tmp_neigh_node;
- struct orig_node *orig_node;
+ struct batadv_neigh_node *neigh_node, *tmp_neigh_node;
+ struct batadv_orig_node *orig_node;
- orig_node = container_of(rcu, struct orig_node, rcu);
+ orig_node = container_of(rcu, struct batadv_orig_node, rcu);
spin_lock_bh(&orig_node->neigh_list_lock);
@@ -126,21 +126,21 @@ static void orig_node_free_rcu(struct rcu_head *rcu)
list_for_each_entry_safe(neigh_node, tmp_neigh_node,
&orig_node->bond_list, bonding_list) {
list_del_rcu(&neigh_node->bonding_list);
- neigh_node_free_ref(neigh_node);
+ batadv_neigh_node_free_ref(neigh_node);
}
/* for all neighbors towards this originator ... */
hlist_for_each_entry_safe(neigh_node, node, node_tmp,
&orig_node->neigh_list, list) {
hlist_del_rcu(&neigh_node->list);
- neigh_node_free_ref(neigh_node);
+ batadv_neigh_node_free_ref(neigh_node);
}
spin_unlock_bh(&orig_node->neigh_list_lock);
- frag_list_free(&orig_node->frag_list);
- tt_global_del_orig(orig_node->bat_priv, orig_node,
- "originator timed out");
+ batadv_frag_list_free(&orig_node->frag_list);
+ batadv_tt_global_del_orig(orig_node->bat_priv, orig_node,
+ "originator timed out");
kfree(orig_node->tt_buff);
kfree(orig_node->bcast_own);
@@ -148,19 +148,19 @@ static void orig_node_free_rcu(struct rcu_head *rcu)
kfree(orig_node);
}
-void orig_node_free_ref(struct orig_node *orig_node)
+void batadv_orig_node_free_ref(struct batadv_orig_node *orig_node)
{
if (atomic_dec_and_test(&orig_node->refcount))
- call_rcu(&orig_node->rcu, orig_node_free_rcu);
+ call_rcu(&orig_node->rcu, batadv_orig_node_free_rcu);
}
-void originator_free(struct bat_priv *bat_priv)
+void batadv_originator_free(struct batadv_priv *bat_priv)
{
- struct hashtable_t *hash = bat_priv->orig_hash;
+ struct batadv_hashtable *hash = bat_priv->orig_hash;
struct hlist_node *node, *node_tmp;
struct hlist_head *head;
spinlock_t *list_lock; /* spinlock to protect write access */
- struct orig_node *orig_node;
+ struct batadv_orig_node *orig_node;
uint32_t i;
if (!hash)
@@ -179,28 +179,31 @@ void originator_free(struct bat_priv *bat_priv)
head, hash_entry) {
hlist_del_rcu(node);
- orig_node_free_ref(orig_node);
+ batadv_orig_node_free_ref(orig_node);
}
spin_unlock_bh(list_lock);
}
- hash_destroy(hash);
+ batadv_hash_destroy(hash);
}
/* this function finds or creates an originator entry for the given
- * address if it does not exits */
-struct orig_node *get_orig_node(struct bat_priv *bat_priv, const uint8_t *addr)
+ * address if it does not exits
+ */
+struct batadv_orig_node *batadv_get_orig_node(struct batadv_priv *bat_priv,
+ const uint8_t *addr)
{
- struct orig_node *orig_node;
+ struct batadv_orig_node *orig_node;
int size;
int hash_added;
+ unsigned long reset_time;
- orig_node = orig_hash_find(bat_priv, addr);
+ orig_node = batadv_orig_hash_find(bat_priv, addr);
if (orig_node)
return orig_node;
- bat_dbg(DBG_BATMAN, bat_priv,
- "Creating new originator: %pM\n", addr);
+ batadv_dbg(BATADV_DBG_BATMAN, bat_priv,
+ "Creating new originator: %pM\n", addr);
orig_node = kzalloc(sizeof(*orig_node), GFP_ATOMIC);
if (!orig_node)
@@ -226,14 +229,13 @@ struct orig_node *get_orig_node(struct bat_priv *bat_priv, const uint8_t *addr)
orig_node->tt_buff = NULL;
orig_node->tt_buff_len = 0;
atomic_set(&orig_node->tt_size, 0);
- orig_node->bcast_seqno_reset = jiffies - 1
- - msecs_to_jiffies(RESET_PROTECTION_MS);
- orig_node->batman_seqno_reset = jiffies - 1
- - msecs_to_jiffies(RESET_PROTECTION_MS);
+ reset_time = jiffies - 1 - msecs_to_jiffies(BATADV_RESET_PROTECTION_MS);
+ orig_node->bcast_seqno_reset = reset_time;
+ orig_node->batman_seqno_reset = reset_time;
atomic_set(&orig_node->bond_candidates, 0);
- size = bat_priv->num_ifaces * sizeof(unsigned long) * NUM_WORDS;
+ size = bat_priv->num_ifaces * sizeof(unsigned long) * BATADV_NUM_WORDS;
orig_node->bcast_own = kzalloc(size, GFP_ATOMIC);
if (!orig_node->bcast_own)
@@ -248,8 +250,9 @@ struct orig_node *get_orig_node(struct bat_priv *bat_priv, const uint8_t *addr)
if (!orig_node->bcast_own_sum)
goto free_bcast_own;
- hash_added = hash_add(bat_priv->orig_hash, compare_orig,
- choose_orig, orig_node, &orig_node->hash_entry);
+ hash_added = batadv_hash_add(bat_priv->orig_hash, batadv_compare_orig,
+ batadv_choose_orig, orig_node,
+ &orig_node->hash_entry);
if (hash_added != 0)
goto free_bcast_own_sum;
@@ -263,14 +266,16 @@ free_orig_node:
return NULL;
}
-static bool purge_orig_neighbors(struct bat_priv *bat_priv,
- struct orig_node *orig_node,
- struct neigh_node **best_neigh_node)
+static bool
+batadv_purge_orig_neighbors(struct batadv_priv *bat_priv,
+ struct batadv_orig_node *orig_node,
+ struct batadv_neigh_node **best_neigh_node)
{
struct hlist_node *node, *node_tmp;
- struct neigh_node *neigh_node;
+ struct batadv_neigh_node *neigh_node;
bool neigh_purged = false;
unsigned long last_seen;
+ struct batadv_hard_iface *if_incoming;
*best_neigh_node = NULL;
@@ -280,34 +285,32 @@ static bool purge_orig_neighbors(struct bat_priv *bat_priv,
hlist_for_each_entry_safe(neigh_node, node, node_tmp,
&orig_node->neigh_list, list) {
- if ((has_timed_out(neigh_node->last_seen, PURGE_TIMEOUT)) ||
- (neigh_node->if_incoming->if_status == IF_INACTIVE) ||
- (neigh_node->if_incoming->if_status == IF_NOT_IN_USE) ||
- (neigh_node->if_incoming->if_status == IF_TO_BE_REMOVED)) {
-
- last_seen = neigh_node->last_seen;
-
- if ((neigh_node->if_incoming->if_status ==
- IF_INACTIVE) ||
- (neigh_node->if_incoming->if_status ==
- IF_NOT_IN_USE) ||
- (neigh_node->if_incoming->if_status ==
- IF_TO_BE_REMOVED))
- bat_dbg(DBG_BATMAN, bat_priv,
- "neighbor purge: originator %pM, neighbor: %pM, iface: %s\n",
- orig_node->orig, neigh_node->addr,
- neigh_node->if_incoming->net_dev->name);
+ last_seen = neigh_node->last_seen;
+ if_incoming = neigh_node->if_incoming;
+
+ if ((batadv_has_timed_out(last_seen, BATADV_PURGE_TIMEOUT)) ||
+ (if_incoming->if_status == BATADV_IF_INACTIVE) ||
+ (if_incoming->if_status == BATADV_IF_NOT_IN_USE) ||
+ (if_incoming->if_status == BATADV_IF_TO_BE_REMOVED)) {
+
+ if ((if_incoming->if_status == BATADV_IF_INACTIVE) ||
+ (if_incoming->if_status == BATADV_IF_NOT_IN_USE) ||
+ (if_incoming->if_status == BATADV_IF_TO_BE_REMOVED))
+ batadv_dbg(BATADV_DBG_BATMAN, bat_priv,
+ "neighbor purge: originator %pM, neighbor: %pM, iface: %s\n",
+ orig_node->orig, neigh_node->addr,
+ if_incoming->net_dev->name);
else
- bat_dbg(DBG_BATMAN, bat_priv,
- "neighbor timeout: originator %pM, neighbor: %pM, last_seen: %u\n",
- orig_node->orig, neigh_node->addr,
- jiffies_to_msecs(last_seen));
+ batadv_dbg(BATADV_DBG_BATMAN, bat_priv,
+ "neighbor timeout: originator %pM, neighbor: %pM, last_seen: %u\n",
+ orig_node->orig, neigh_node->addr,
+ jiffies_to_msecs(last_seen));
neigh_purged = true;
hlist_del_rcu(&neigh_node->list);
- bonding_candidate_del(orig_node, neigh_node);
- neigh_node_free_ref(neigh_node);
+ batadv_bonding_candidate_del(orig_node, neigh_node);
+ batadv_neigh_node_free_ref(neigh_node);
} else {
if ((!*best_neigh_node) ||
(neigh_node->tq_avg > (*best_neigh_node)->tq_avg))
@@ -319,33 +322,35 @@ static bool purge_orig_neighbors(struct bat_priv *bat_priv,
return neigh_purged;
}
-static bool purge_orig_node(struct bat_priv *bat_priv,
- struct orig_node *orig_node)
+static bool batadv_purge_orig_node(struct batadv_priv *bat_priv,
+ struct batadv_orig_node *orig_node)
{
- struct neigh_node *best_neigh_node;
-
- if (has_timed_out(orig_node->last_seen, 2 * PURGE_TIMEOUT)) {
- bat_dbg(DBG_BATMAN, bat_priv,
- "Originator timeout: originator %pM, last_seen %u\n",
- orig_node->orig,
- jiffies_to_msecs(orig_node->last_seen));
+ struct batadv_neigh_node *best_neigh_node;
+
+ if (batadv_has_timed_out(orig_node->last_seen,
+ 2 * BATADV_PURGE_TIMEOUT)) {
+ batadv_dbg(BATADV_DBG_BATMAN, bat_priv,
+ "Originator timeout: originator %pM, last_seen %u\n",
+ orig_node->orig,
+ jiffies_to_msecs(orig_node->last_seen));
return true;
} else {
- if (purge_orig_neighbors(bat_priv, orig_node,
- &best_neigh_node))
- update_route(bat_priv, orig_node, best_neigh_node);
+ if (batadv_purge_orig_neighbors(bat_priv, orig_node,
+ &best_neigh_node))
+ batadv_update_route(bat_priv, orig_node,
+ best_neigh_node);
}
return false;
}
-static void _purge_orig(struct bat_priv *bat_priv)
+static void _batadv_purge_orig(struct batadv_priv *bat_priv)
{
- struct hashtable_t *hash = bat_priv->orig_hash;
+ struct batadv_hashtable *hash = bat_priv->orig_hash;
struct hlist_node *node, *node_tmp;
struct hlist_head *head;
spinlock_t *list_lock; /* spinlock to protect write access */
- struct orig_node *orig_node;
+ struct batadv_orig_node *orig_node;
uint32_t i;
if (!hash)
@@ -359,58 +364,60 @@ static void _purge_orig(struct bat_priv *bat_priv)
spin_lock_bh(list_lock);
hlist_for_each_entry_safe(orig_node, node, node_tmp,
head, hash_entry) {
- if (purge_orig_node(bat_priv, orig_node)) {
+ if (batadv_purge_orig_node(bat_priv, orig_node)) {
if (orig_node->gw_flags)
- gw_node_delete(bat_priv, orig_node);
+ batadv_gw_node_delete(bat_priv,
+ orig_node);
hlist_del_rcu(node);
- orig_node_free_ref(orig_node);
+ batadv_orig_node_free_ref(orig_node);
continue;
}
- if (has_timed_out(orig_node->last_frag_packet,
- FRAG_TIMEOUT))
- frag_list_free(&orig_node->frag_list);
+ if (batadv_has_timed_out(orig_node->last_frag_packet,
+ BATADV_FRAG_TIMEOUT))
+ batadv_frag_list_free(&orig_node->frag_list);
}
spin_unlock_bh(list_lock);
}
- gw_node_purge(bat_priv);
- gw_election(bat_priv);
+ batadv_gw_node_purge(bat_priv);
+ batadv_gw_election(bat_priv);
}
-static void purge_orig(struct work_struct *work)
+static void batadv_purge_orig(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, orig_work);
+ struct delayed_work *delayed_work;
+ struct batadv_priv *bat_priv;
- _purge_orig(bat_priv);
- start_purge_timer(bat_priv);
+ delayed_work = container_of(work, struct delayed_work, work);
+ bat_priv = container_of(delayed_work, struct batadv_priv, orig_work);
+ _batadv_purge_orig(bat_priv);
+ batadv_start_purge_timer(bat_priv);
}
-void purge_orig_ref(struct bat_priv *bat_priv)
+void batadv_purge_orig_ref(struct batadv_priv *bat_priv)
{
- _purge_orig(bat_priv);
+ _batadv_purge_orig(bat_priv);
}
-int orig_seq_print_text(struct seq_file *seq, void *offset)
+int batadv_orig_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->orig_hash;
+ struct batadv_priv *bat_priv = netdev_priv(net_dev);
+ struct batadv_hashtable *hash = bat_priv->orig_hash;
struct hlist_node *node, *node_tmp;
struct hlist_head *head;
- struct hard_iface *primary_if;
- struct orig_node *orig_node;
- struct neigh_node *neigh_node, *neigh_node_tmp;
+ struct batadv_hard_iface *primary_if;
+ struct batadv_orig_node *orig_node;
+ struct batadv_neigh_node *neigh_node, *neigh_node_tmp;
int batman_count = 0;
int last_seen_secs;
int last_seen_msecs;
+ unsigned long last_seen_jiffies;
uint32_t i;
int ret = 0;
- primary_if = primary_if_get_selected(bat_priv);
+ primary_if = batadv_primary_if_get_selected(bat_priv);
if (!primary_if) {
ret = seq_printf(seq,
@@ -419,7 +426,7 @@ int orig_seq_print_text(struct seq_file *seq, void *offset)
goto out;
}
- if (primary_if->if_status != IF_ACTIVE) {
+ if (primary_if->if_status != BATADV_IF_ACTIVE) {
ret = seq_printf(seq,
"BATMAN mesh %s disabled - primary interface not active\n",
net_dev->name);
@@ -427,28 +434,28 @@ int orig_seq_print_text(struct seq_file *seq, void *offset)
}
seq_printf(seq, "[B.A.T.M.A.N. adv %s, MainIF/MAC: %s/%pM (%s)]\n",
- SOURCE_VERSION, primary_if->net_dev->name,
+ BATADV_SOURCE_VERSION, primary_if->net_dev->name,
primary_if->net_dev->dev_addr, net_dev->name);
seq_printf(seq, " %-15s %s (%s/%i) %17s [%10s]: %20s ...\n",
- "Originator", "last-seen", "#", TQ_MAX_VALUE, "Nexthop",
- "outgoingIF", "Potential nexthops");
+ "Originator", "last-seen", "#", BATADV_TQ_MAX_VALUE,
+ "Nexthop", "outgoingIF", "Potential nexthops");
for (i = 0; i < hash->size; i++) {
head = &hash->table[i];
rcu_read_lock();
hlist_for_each_entry_rcu(orig_node, node, head, hash_entry) {
- neigh_node = orig_node_get_router(orig_node);
+ neigh_node = batadv_orig_node_get_router(orig_node);
if (!neigh_node)
continue;
if (neigh_node->tq_avg == 0)
goto next;
- last_seen_secs = jiffies_to_msecs(jiffies -
- orig_node->last_seen) / 1000;
- last_seen_msecs = jiffies_to_msecs(jiffies -
- orig_node->last_seen) % 1000;
+ last_seen_jiffies = jiffies - orig_node->last_seen;
+ last_seen_msecs = jiffies_to_msecs(last_seen_jiffies);
+ last_seen_secs = last_seen_msecs / 1000;
+ last_seen_msecs = last_seen_msecs % 1000;
seq_printf(seq, "%pM %4i.%03is (%3i) %pM [%10s]:",
orig_node->orig, last_seen_secs,
@@ -467,7 +474,7 @@ int orig_seq_print_text(struct seq_file *seq, void *offset)
batman_count++;
next:
- neigh_node_free_ref(neigh_node);
+ batadv_neigh_node_free_ref(neigh_node);
}
rcu_read_unlock();
}
@@ -477,27 +484,29 @@ next:
out:
if (primary_if)
- hardif_free_ref(primary_if);
+ batadv_hardif_free_ref(primary_if);
return ret;
}
-static int orig_node_add_if(struct orig_node *orig_node, int max_if_num)
+static int batadv_orig_node_add_if(struct batadv_orig_node *orig_node,
+ int max_if_num)
{
void *data_ptr;
+ size_t data_size, old_size;
- data_ptr = kmalloc(max_if_num * sizeof(unsigned long) * NUM_WORDS,
- GFP_ATOMIC);
+ data_size = max_if_num * sizeof(unsigned long) * BATADV_NUM_WORDS;
+ old_size = (max_if_num - 1) * sizeof(unsigned long) * BATADV_NUM_WORDS;
+ data_ptr = kmalloc(data_size, GFP_ATOMIC);
if (!data_ptr)
- return -1;
+ return -ENOMEM;
- memcpy(data_ptr, orig_node->bcast_own,
- (max_if_num - 1) * sizeof(unsigned long) * NUM_WORDS);
+ memcpy(data_ptr, orig_node->bcast_own, old_size);
kfree(orig_node->bcast_own);
orig_node->bcast_own = data_ptr;
data_ptr = kmalloc(max_if_num * sizeof(uint8_t), GFP_ATOMIC);
if (!data_ptr)
- return -1;
+ return -ENOMEM;
memcpy(data_ptr, orig_node->bcast_own_sum,
(max_if_num - 1) * sizeof(uint8_t));
@@ -507,28 +516,30 @@ static int orig_node_add_if(struct orig_node *orig_node, int max_if_num)
return 0;
}
-int orig_hash_add_if(struct hard_iface *hard_iface, int max_if_num)
+int batadv_orig_hash_add_if(struct batadv_hard_iface *hard_iface,
+ int max_if_num)
{
- struct bat_priv *bat_priv = netdev_priv(hard_iface->soft_iface);
- struct hashtable_t *hash = bat_priv->orig_hash;
+ struct batadv_priv *bat_priv = netdev_priv(hard_iface->soft_iface);
+ struct batadv_hashtable *hash = bat_priv->orig_hash;
struct hlist_node *node;
struct hlist_head *head;
- struct orig_node *orig_node;
+ struct batadv_orig_node *orig_node;
uint32_t i;
int ret;
/* resize all orig nodes because orig_node->bcast_own(_sum) depend on
- * if_num */
+ * if_num
+ */
for (i = 0; i < hash->size; i++) {
head = &hash->table[i];
rcu_read_lock();
hlist_for_each_entry_rcu(orig_node, node, head, hash_entry) {
spin_lock_bh(&orig_node->ogm_cnt_lock);
- ret = orig_node_add_if(orig_node, max_if_num);
+ ret = batadv_orig_node_add_if(orig_node, max_if_num);
spin_unlock_bh(&orig_node->ogm_cnt_lock);
- if (ret == -1)
+ if (ret == -ENOMEM)
goto err;
}
rcu_read_unlock();
@@ -541,8 +552,8 @@ err:
return -ENOMEM;
}
-static int orig_node_del_if(struct orig_node *orig_node,
- int max_if_num, int del_if_num)
+static int batadv_orig_node_del_if(struct batadv_orig_node *orig_node,
+ int max_if_num, int del_if_num)
{
void *data_ptr = NULL;
int chunk_size;
@@ -551,10 +562,10 @@ static int orig_node_del_if(struct orig_node *orig_node,
if (max_if_num == 0)
goto free_bcast_own;
- chunk_size = sizeof(unsigned long) * NUM_WORDS;
+ chunk_size = sizeof(unsigned long) * BATADV_NUM_WORDS;
data_ptr = kmalloc(max_if_num * chunk_size, GFP_ATOMIC);
if (!data_ptr)
- return -1;
+ return -ENOMEM;
/* copy first part */
memcpy(data_ptr, orig_node->bcast_own, del_if_num * chunk_size);
@@ -573,7 +584,7 @@ free_bcast_own:
data_ptr = kmalloc(max_if_num * sizeof(uint8_t), GFP_ATOMIC);
if (!data_ptr)
- return -1;
+ return -ENOMEM;
memcpy(data_ptr, orig_node->bcast_own_sum,
del_if_num * sizeof(uint8_t));
@@ -589,30 +600,32 @@ free_own_sum:
return 0;
}
-int orig_hash_del_if(struct hard_iface *hard_iface, int max_if_num)
+int batadv_orig_hash_del_if(struct batadv_hard_iface *hard_iface,
+ int max_if_num)
{
- struct bat_priv *bat_priv = netdev_priv(hard_iface->soft_iface);
- struct hashtable_t *hash = bat_priv->orig_hash;
+ struct batadv_priv *bat_priv = netdev_priv(hard_iface->soft_iface);
+ struct batadv_hashtable *hash = bat_priv->orig_hash;
struct hlist_node *node;
struct hlist_head *head;
- struct hard_iface *hard_iface_tmp;
- struct orig_node *orig_node;
+ struct batadv_hard_iface *hard_iface_tmp;
+ struct batadv_orig_node *orig_node;
uint32_t i;
int ret;
/* resize all orig nodes because orig_node->bcast_own(_sum) depend on
- * if_num */
+ * if_num
+ */
for (i = 0; i < hash->size; i++) {
head = &hash->table[i];
rcu_read_lock();
hlist_for_each_entry_rcu(orig_node, node, head, hash_entry) {
spin_lock_bh(&orig_node->ogm_cnt_lock);
- ret = orig_node_del_if(orig_node, max_if_num,
- hard_iface->if_num);
+ ret = batadv_orig_node_del_if(orig_node, max_if_num,
+ hard_iface->if_num);
spin_unlock_bh(&orig_node->ogm_cnt_lock);
- if (ret == -1)
+ if (ret == -ENOMEM)
goto err;
}
rcu_read_unlock();
@@ -620,8 +633,8 @@ int orig_hash_del_if(struct hard_iface *hard_iface, int max_if_num)
/* renumber remaining batman interfaces _inside_ of orig_hash_lock */
rcu_read_lock();
- list_for_each_entry_rcu(hard_iface_tmp, &hardif_list, list) {
- if (hard_iface_tmp->if_status == IF_NOT_IN_USE)
+ list_for_each_entry_rcu(hard_iface_tmp, &batadv_hardif_list, list) {
+ if (hard_iface_tmp->if_status == BATADV_IF_NOT_IN_USE)
continue;
if (hard_iface == hard_iface_tmp)