xiaomi-sm8450/android_kernel_xiaomi_sm8450
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

batman-adv: remove extra layer between hash and hash element - hash bucket

Browse Source 
Signed-off-by: Marek Lindner <lindner_marek@yahoo.de>
This commit is contained in:
Marek Lindner
2011-02-18 12:28:09 +00:00
parent 39901e7162
commit 7aadf889e8
10 changed files with 298 additions and 294 deletions
Download Patch File Download Diff File Expand all files Collapse all files

40
net/batman-adv/routing.c
View File

@@ -39,9 +39,8 @@ void slide_own_bcast_window(struct batman_if *batman_if)
{
struct bat_priv *bat_priv = netdev_priv(batman_if->soft_iface);
struct hashtable_t *hash = bat_priv->orig_hash;
struct hlist_node *walk;
struct hlist_node *node;
struct hlist_head *head;
struct element_t *bucket;
struct orig_node *orig_node;
unsigned long *word;
int i;
@@ -53,8 +52,7 @@ void slide_own_bcast_window(struct batman_if *batman_if)
head = &hash->table[i];
rcu_read_lock();
hlist_for_each_entry_rcu(bucket, walk, head, hlist) {
orig_node = bucket->data;
hlist_for_each_entry_rcu(orig_node, node, head, hash_entry) {
spin_lock_bh(&orig_node->ogm_cnt_lock);
word_index = batman_if->if_num * NUM_WORDS;
word = &(orig_node->bcast_own[word_index]);
@@ -908,14 +906,11 @@ static int recv_my_icmp_packet(struct bat_priv *bat_priv,
/* get routing information */
spin_lock_bh(&bat_priv->orig_hash_lock);
rcu_read_lock();
orig_node = ((struct orig_node *)hash_find(bat_priv->orig_hash,
compare_orig, choose_orig,
icmp_packet->orig));
orig_node = orig_hash_find(bat_priv, icmp_packet->orig);
if (!orig_node)
goto unlock;
kref_get(&orig_node->refcount);
neigh_node = orig_node->router;
if (!neigh_node)
@@ -987,14 +982,11 @@ static int recv_icmp_ttl_exceeded(struct bat_priv *bat_priv,
/* get routing information */
spin_lock_bh(&bat_priv->orig_hash_lock);
rcu_read_lock();
orig_node = ((struct orig_node *)
hash_find(bat_priv->orig_hash, compare_orig, choose_orig,
icmp_packet->orig));
orig_node = orig_hash_find(bat_priv, icmp_packet->orig);
if (!orig_node)
goto unlock;
kref_get(&orig_node->refcount);
neigh_node = orig_node->router;
if (!neigh_node)
@@ -1098,13 +1090,11 @@ int recv_icmp_packet(struct sk_buff *skb, struct batman_if *recv_if)
/* get routing information */
spin_lock_bh(&bat_priv->orig_hash_lock);
rcu_read_lock();
orig_node = ((struct orig_node *)
hash_find(bat_priv->orig_hash, compare_orig, choose_orig,
icmp_packet->dst));
orig_node = orig_hash_find(bat_priv, icmp_packet->dst);
if (!orig_node)
goto unlock;
kref_get(&orig_node->refcount);
neigh_node = orig_node->router;
if (!neigh_node)
@@ -1194,11 +1184,12 @@ struct neigh_node *find_router(struct bat_priv *bat_priv,
if (compare_eth(router_orig->primary_addr, router_orig->orig)) {
primary_orig_node = router_orig;
} else {
primary_orig_node = hash_find(bat_priv->orig_hash, compare_orig,
choose_orig,
router_orig->primary_addr);
primary_orig_node = orig_hash_find(bat_priv,
router_orig->primary_addr);
if (!primary_orig_node)
goto return_router;
kref_put(&primary_orig_node->refcount, orig_node_free_ref);
}
/* with less than 2 candidates, we can't do any
@@ -1344,13 +1335,11 @@ int route_unicast_packet(struct sk_buff *skb, struct batman_if *recv_if,
/* get routing information */
spin_lock_bh(&bat_priv->orig_hash_lock);
rcu_read_lock();
orig_node = ((struct orig_node *)
hash_find(bat_priv->orig_hash, compare_orig, choose_orig,
unicast_packet->dest));
orig_node = orig_hash_find(bat_priv, unicast_packet->dest);
if (!orig_node)
goto unlock;
kref_get(&orig_node->refcount);
rcu_read_unlock();
/* find_router() increases neigh_nodes refcount if found. */
@@ -1508,14 +1497,11 @@ int recv_bcast_packet(struct sk_buff *skb, struct batman_if *recv_if)
spin_lock_bh(&bat_priv->orig_hash_lock);
rcu_read_lock();
orig_node = ((struct orig_node *)
hash_find(bat_priv->orig_hash, compare_orig, choose_orig,
bcast_packet->orig));
orig_node = orig_hash_find(bat_priv, bcast_packet->orig);
if (!orig_node)
goto rcu_unlock;
kref_get(&orig_node->refcount);
rcu_read_unlock();
spin_lock_bh(&orig_node->bcast_seqno_lock);