Merge tag 'batman-adv-for-davem' of git://git.open-mesh.org/linux-merge

Included changes: - sysfs removal postponement during interface un-registration - random32() function renaming - struct refactoring - kernel doc improvement - deleyed_work initialisation clean up work - copyright year and internal version number update - kernel doc improvement Signed-off-by: David S. Miller <davem@davemloft.net>

Merge tag 'batman-adv-for-davem' of git://git.open-mesh.org/linux-merge
Included changes: - sysfs removal postponement during interface un-registration - random32() function renaming - struct refactoring - kernel doc improvement - deleyed_work initialisation clean up work - copyright year and internal version number update - kernel doc improvement Signed-off-by: David S. Miller <davem@davemloft.net>
41d06b13 · David S. Miller · 1ad759d8 · 5ac2a177 · 41d06b13 · 41d06b13
Commit 41d06b13 authored Jan 19, 2013 by David S. Miller
42 changed files
--- a/net/batman-adv/bat_algo.h
+++ b/net/batman-adv/bat_algo.h
-/* Copyright (C) 2011-2012 B.A.T.M.A.N. contributors:
+/* Copyright (C) 2011-2013 B.A.T.M.A.N. contributors:
 *
 * Marek Lindner
 *

--- a/net/batman-adv/bat_iv_ogm.c
+++ b/net/batman-adv/bat_iv_ogm.c
-/* Copyright (C) 2007-2012 B.A.T.M.A.N. contributors:
+/* Copyright (C) 2007-2013 B.A.T.M.A.N. contributors:
 *
 * Marek Lindner, Simon Wunderlich
 *
@@ -123,7 +123,7 @@ batadv_iv_ogm_emit_send_time(const struct batadv_priv *bat_priv)
 	unsigned int msecs;
 	msecs = atomic_read(&bat_priv->orig_interval) - BATADV_JITTER;
-	msecs += random32() % (2 * BATADV_JITTER);
+	msecs += prandom_u32() % (2 * BATADV_JITTER);
 	return jiffies + msecs_to_jiffies(msecs);
 }
@@ -131,7 +131,7 @@ batadv_iv_ogm_emit_send_time(const struct batadv_priv *bat_priv)
 /* when do we schedule a ogm packet to be sent */
 static unsigned long batadv_iv_ogm_fwd_send_time(void)
 {
-	return jiffies + msecs_to_jiffies(random32() % (BATADV_JITTER / 2));
+	return jiffies + msecs_to_jiffies(prandom_u32() % (BATADV_JITTER / 2));
 }
 /* apply hop penalty for a normal link */

--- a/net/batman-adv/bitarray.c
+++ b/net/batman-adv/bitarray.c
-/* Copyright (C) 2006-2012 B.A.T.M.A.N. contributors:
+/* Copyright (C) 2006-2013 B.A.T.M.A.N. contributors:
 *
 * Simon Wunderlich, Marek Lindner
 *

--- a/net/batman-adv/bitarray.h
+++ b/net/batman-adv/bitarray.h
-/* Copyright (C) 2006-2012 B.A.T.M.A.N. contributors:
+/* Copyright (C) 2006-2013 B.A.T.M.A.N. contributors:
 *
 * Simon Wunderlich, Marek Lindner
 *

--- a/net/batman-adv/bridge_loop_avoidance.c
+++ b/net/batman-adv/bridge_loop_avoidance.c
-/* Copyright (C) 2011-2012 B.A.T.M.A.N. contributors:
+/* Copyright (C) 2011-2013 B.A.T.M.A.N. contributors:
 *
 * Simon Wunderlich
 *
@@ -34,13 +34,14 @@
 static const uint8_t batadv_announce_mac[4] = {0x43, 0x05, 0x43, 0x05};
 static void batadv_bla_periodic_work(struct work_struct *work);
-static void batadv_bla_send_announce(struct batadv_priv *bat_priv,
+static void
-				     struct batadv_backbone_gw *backbone_gw);
+batadv_bla_send_announce(struct batadv_priv *bat_priv,
+			 struct batadv_bla_backbone_gw *backbone_gw);
 /* return the index of the claim */
 static inline uint32_t batadv_choose_claim(const void *data, uint32_t size)
 {
-	struct batadv_claim *claim = (struct batadv_claim *)data;
+	struct batadv_bla_claim *claim = (struct batadv_bla_claim *)data;
 	uint32_t hash = 0;
 	hash = batadv_hash_bytes(hash, &claim->addr, sizeof(claim->addr));
@@ -57,7 +58,7 @@ static inline uint32_t batadv_choose_claim(const void *data, uint32_t size)
 static inline uint32_t batadv_choose_backbone_gw(const void *data,
 						 uint32_t size)
 {
-	const struct batadv_claim *claim = (struct batadv_claim *)data;
+	const struct batadv_bla_claim *claim = (struct batadv_bla_claim *)data;
 	uint32_t hash = 0;
 	hash = batadv_hash_bytes(hash, &claim->addr, sizeof(claim->addr));
@@ -75,9 +76,9 @@ static inline uint32_t batadv_choose_backbone_gw(const void *data,
 static int batadv_compare_backbone_gw(const struct hlist_node *node,
 				      const void *data2)
 {
-	const void *data1 = container_of(node, struct batadv_backbone_gw,
+	const void *data1 = container_of(node, struct batadv_bla_backbone_gw,
 					 hash_entry);
-	const struct batadv_backbone_gw *gw1 = data1, *gw2 = data2;
+	const struct batadv_bla_backbone_gw *gw1 = data1, *gw2 = data2;
 	if (!batadv_compare_eth(gw1->orig, gw2->orig))
 		return 0;
@@ -92,9 +93,9 @@ static int batadv_compare_backbone_gw(const struct hlist_node *node,
 static int batadv_compare_claim(const struct hlist_node *node,
 				const void *data2)
 {
-	const void *data1 = container_of(node, struct batadv_claim,
+	const void *data1 = container_of(node, struct batadv_bla_claim,
 					 hash_entry);
-	const struct batadv_claim *cl1 = data1, *cl2 = data2;
+	const struct batadv_bla_claim *cl1 = data1, *cl2 = data2;
 	if (!batadv_compare_eth(cl1->addr, cl2->addr))
 		return 0;
@@ -106,7 +107,8 @@ static int batadv_compare_claim(const struct hlist_node *node,
 }
 /* free a backbone gw */
-static void batadv_backbone_gw_free_ref(struct batadv_backbone_gw *backbone_gw)
+static void
+batadv_backbone_gw_free_ref(struct batadv_bla_backbone_gw *backbone_gw)
 {
 	if (atomic_dec_and_test(&backbone_gw->refcount))
 		kfree_rcu(backbone_gw, rcu);
@@ -115,16 +117,16 @@ static void batadv_backbone_gw_free_ref(struct batadv_backbone_gw *backbone_gw)
 /* finally deinitialize the claim */
 static void batadv_claim_free_rcu(struct rcu_head *rcu)
 {
-	struct batadv_claim *claim;
+	struct batadv_bla_claim *claim;
-	claim = container_of(rcu, struct batadv_claim, rcu);
+	claim = container_of(rcu, struct batadv_bla_claim, rcu);
 	batadv_backbone_gw_free_ref(claim->backbone_gw);
 	kfree(claim);
 }
 /* free a claim, call claim_free_rcu if its the last reference */
-static void batadv_claim_free_ref(struct batadv_claim *claim)
+static void batadv_claim_free_ref(struct batadv_bla_claim *claim)
 {
 	if (atomic_dec_and_test(&claim->refcount))
 		call_rcu(&claim->rcu, batadv_claim_free_rcu);
@@ -136,14 +138,15 @@ static void batadv_claim_free_ref(struct batadv_claim *claim)
 * looks for a claim in the hash, and returns it if found
 * or NULL otherwise.
 */
-static struct batadv_claim *batadv_claim_hash_find(struct batadv_priv *bat_priv,
+static struct batadv_bla_claim
-						   struct batadv_claim *data)
+*batadv_claim_hash_find(struct batadv_priv *bat_priv,
+			struct batadv_bla_claim *data)
 {
 	struct batadv_hashtable *hash = bat_priv->bla.claim_hash;
 	struct hlist_head *head;
 	struct hlist_node *node;
-	struct batadv_claim *claim;
+	struct batadv_bla_claim *claim;
-	struct batadv_claim *claim_tmp = NULL;
+	struct batadv_bla_claim *claim_tmp = NULL;
 	int index;
 	if (!hash)
@@ -176,15 +179,15 @@ static struct batadv_claim *batadv_claim_hash_find(struct batadv_priv *bat_priv,
 *
 * Returns claim if found or NULL otherwise.
 */
-static struct batadv_backbone_gw *
+static struct batadv_bla_backbone_gw *
 batadv_backbone_hash_find(struct batadv_priv *bat_priv,
 			  uint8_t *addr, short vid)
 {
 	struct batadv_hashtable *hash = bat_priv->bla.backbone_hash;
 	struct hlist_head *head;
 	struct hlist_node *node;
-	struct batadv_backbone_gw search_entry, *backbone_gw;
+	struct batadv_bla_backbone_gw search_entry, *backbone_gw;
-	struct batadv_backbone_gw *backbone_gw_tmp = NULL;
+	struct batadv_bla_backbone_gw *backbone_gw_tmp = NULL;
 	int index;
 	if (!hash)
@@ -215,12 +218,12 @@ batadv_backbone_hash_find(struct batadv_priv *bat_priv,
 /* delete all claims for a backbone */
 static void
-batadv_bla_del_backbone_claims(struct batadv_backbone_gw *backbone_gw)
+batadv_bla_del_backbone_claims(struct batadv_bla_backbone_gw *backbone_gw)
 {
 	struct batadv_hashtable *hash;
 	struct hlist_node *node, *node_tmp;
 	struct hlist_head *head;
-	struct batadv_claim *claim;
+	struct batadv_bla_claim *claim;
 	int i;
 	spinlock_t *list_lock;	/* protects write access to the hash lists */
@@ -364,11 +367,11 @@ static void batadv_bla_send_claim(struct batadv_priv *bat_priv, uint8_t *mac,
 * searches for the backbone gw or creates a new one if it could not
 * be found.
 */
-static struct batadv_backbone_gw *
+static struct batadv_bla_backbone_gw *
 batadv_bla_get_backbone_gw(struct batadv_priv *bat_priv, uint8_t *orig,
 			   short vid, bool own_backbone)
 {
-	struct batadv_backbone_gw *entry;
+	struct batadv_bla_backbone_gw *entry;
 	struct batadv_orig_node *orig_node;
 	int hash_added;
@@ -435,7 +438,7 @@ batadv_bla_update_own_backbone_gw(struct batadv_priv *bat_priv,
 				  struct batadv_hard_iface *primary_if,
 				  short vid)
 {
-	struct batadv_backbone_gw *backbone_gw;
+	struct batadv_bla_backbone_gw *backbone_gw;
 	backbone_gw = batadv_bla_get_backbone_gw(bat_priv,
 						 primary_if->net_dev->dev_addr,
@@ -460,8 +463,8 @@ static void batadv_bla_answer_request(struct batadv_priv *bat_priv,
 	struct hlist_node *node;
 	struct hlist_head *head;
 	struct batadv_hashtable *hash;
-	struct batadv_claim *claim;
+	struct batadv_bla_claim *claim;
-	struct batadv_backbone_gw *backbone_gw;
+	struct batadv_bla_backbone_gw *backbone_gw;
 	int i;
 	batadv_dbg(BATADV_DBG_BLA, bat_priv,
@@ -500,7 +503,7 @@ static void batadv_bla_answer_request(struct batadv_priv *bat_priv,
 * After the request, it will repeat all of his own claims and finally
 * send an announcement claim with which we can check again.
 */
-static void batadv_bla_send_request(struct batadv_backbone_gw *backbone_gw)
+static void batadv_bla_send_request(struct batadv_bla_backbone_gw *backbone_gw)
 {
 	/* first, remove all old entries */
 	batadv_bla_del_backbone_claims(backbone_gw);
@@ -526,7 +529,7 @@ static void batadv_bla_send_request(struct batadv_backbone_gw *backbone_gw)
 * places.
 */
 static void batadv_bla_send_announce(struct batadv_priv *bat_priv,
-				     struct batadv_backbone_gw *backbone_gw)
+				     struct batadv_bla_backbone_gw *backbone_gw)
 {
 	uint8_t mac[ETH_ALEN];
 	__be16 crc;
@@ -548,10 +551,10 @@ static void batadv_bla_send_announce(struct batadv_priv *bat_priv,
 */
 static void batadv_bla_add_claim(struct batadv_priv *bat_priv,
 				 const uint8_t *mac, const short vid,
-				 struct batadv_backbone_gw *backbone_gw)
+				 struct batadv_bla_backbone_gw *backbone_gw)
 {
-	struct batadv_claim *claim;
+	struct batadv_bla_claim *claim;
-	struct batadv_claim search_claim;
+	struct batadv_bla_claim search_claim;
 	int hash_added;
 	memcpy(search_claim.addr, mac, ETH_ALEN);
@@ -613,7 +616,7 @@ static void batadv_bla_add_claim(struct batadv_priv *bat_priv,
 static void batadv_bla_del_claim(struct batadv_priv *bat_priv,
 				 const uint8_t *mac, const short vid)
 {
-	struct batadv_claim search_claim, *claim;
+	struct batadv_bla_claim search_claim, *claim;
 	memcpy(search_claim.addr, mac, ETH_ALEN);
 	search_claim.vid = vid;
@@ -639,7 +642,7 @@ static int batadv_handle_announce(struct batadv_priv *bat_priv,
 				  uint8_t *an_addr, uint8_t *backbone_addr,
 				  short vid)
 {
-	struct batadv_backbone_gw *backbone_gw;
+	struct batadv_bla_backbone_gw *backbone_gw;
 	uint16_t crc;
 	if (memcmp(an_addr, batadv_announce_mac, 4) != 0)
@@ -711,7 +714,7 @@ static int batadv_handle_unclaim(struct batadv_priv *bat_priv,
 				 uint8_t *backbone_addr,
 				 uint8_t *claim_addr, short vid)
 {
-	struct batadv_backbone_gw *backbone_gw;
+	struct batadv_bla_backbone_gw *backbone_gw;
 	/* unclaim in any case if it is our own */
 	if (primary_if && batadv_compare_eth(backbone_addr,
@@ -740,7 +743,7 @@ static int batadv_handle_claim(struct batadv_priv *bat_priv,
 			       uint8_t *backbone_addr, uint8_t *claim_addr,
 			       short vid)
 {
-	struct batadv_backbone_gw *backbone_gw;
+	struct batadv_bla_backbone_gw *backbone_gw;
 	/* register the gateway if not yet available, and add the claim. */
@@ -954,7 +957,7 @@ static int batadv_bla_process_claim(struct batadv_priv *bat_priv,
 */
 static void batadv_bla_purge_backbone_gw(struct batadv_priv *bat_priv, int now)
 {
-	struct batadv_backbone_gw *backbone_gw;
+	struct batadv_bla_backbone_gw *backbone_gw;
 	struct hlist_node *node, *node_tmp;
 	struct hlist_head *head;
 	struct batadv_hashtable *hash;
@@ -1009,7 +1012,7 @@ static void batadv_bla_purge_claims(struct batadv_priv *bat_priv,
 				    struct batadv_hard_iface *primary_if,
 				    int now)
 {
-	struct batadv_claim *claim;
+	struct batadv_bla_claim *claim;
 	struct hlist_node *node;
 	struct hlist_head *head;
 	struct batadv_hashtable *hash;
@@ -1058,7 +1061,7 @@ void batadv_bla_update_orig_address(struct batadv_priv *bat_priv,
 				    struct batadv_hard_iface *primary_if,
 				    struct batadv_hard_iface *oldif)
 {
-	struct batadv_backbone_gw *backbone_gw;
+	struct batadv_bla_backbone_gw *backbone_gw;
 	struct hlist_node *node;
 	struct hlist_head *head;
 	struct batadv_hashtable *hash;
@@ -1100,16 +1103,6 @@ void batadv_bla_update_orig_address(struct batadv_priv *bat_priv,
 	}
 }
-/* (re)start the timer */
-static void batadv_bla_start_timer(struct batadv_priv *bat_priv)
-{
-	INIT_DELAYED_WORK(&bat_priv->bla.work, batadv_bla_periodic_work);
-	queue_delayed_work(batadv_event_workqueue, &bat_priv->bla.work,
-			   msecs_to_jiffies(BATADV_BLA_PERIOD_LENGTH));
-}
 /* periodic work to do:
 *  * purge structures when they are too old
 *  * send announcements
@@ -1121,7 +1114,7 @@ static void batadv_bla_periodic_work(struct work_struct *work)
 	struct batadv_priv_bla *priv_bla;
 	struct hlist_node *node;
 	struct hlist_head *head;
-	struct batadv_backbone_gw *backbone_gw;
+	struct batadv_bla_backbone_gw *backbone_gw;
 	struct batadv_hashtable *hash;
 	struct batadv_hard_iface *primary_if;
 	int i;
@@ -1180,7 +1173,8 @@ static void batadv_bla_periodic_work(struct work_struct *work)
 	if (primary_if)
 		batadv_hardif_free_ref(primary_if);
-	batadv_bla_start_timer(bat_priv);
+	queue_delayed_work(batadv_event_workqueue, &bat_priv->bla.work,
+			   msecs_to_jiffies(BATADV_BLA_PERIOD_LENGTH));
 }
 /* The hash for claim and backbone hash receive the same key because they
@@ -1238,7 +1232,10 @@ int batadv_bla_init(struct batadv_priv *bat_priv)
 	batadv_dbg(BATADV_DBG_BLA, bat_priv, "bla hashes initialized\n");
-	batadv_bla_start_timer(bat_priv);
+	INIT_DELAYED_WORK(&bat_priv->bla.work, batadv_bla_periodic_work);
+	queue_delayed_work(batadv_event_workqueue, &bat_priv->bla.work,
+			   msecs_to_jiffies(BATADV_BLA_PERIOD_LENGTH));
 	return 0;
 }
@@ -1326,7 +1323,7 @@ int batadv_bla_is_backbone_gw_orig(struct batadv_priv *bat_priv, uint8_t *orig)
 	struct batadv_hashtable *hash = bat_priv->bla.backbone_hash;
 	struct hlist_head *head;
 	struct hlist_node *node;
-	struct batadv_backbone_gw *backbone_gw;
+	struct batadv_bla_backbone_gw *backbone_gw;
 	int i;
 	if (!atomic_read(&bat_priv->bridge_loop_avoidance))
@@ -1367,7 +1364,7 @@ int batadv_bla_is_backbone_gw(struct sk_buff *skb,
 {
 	struct ethhdr *ethhdr;
 	struct vlan_ethhdr *vhdr;
-	struct batadv_backbone_gw *backbone_gw;
+	struct batadv_bla_backbone_gw *backbone_gw;
 	short vid = -1;
 	if (!atomic_read(&orig_node->bat_priv->bridge_loop_avoidance))
@@ -1438,7 +1435,7 @@ int batadv_bla_rx(struct batadv_priv *bat_priv, struct sk_buff *skb, short vid,
 		  bool is_bcast)
 {
 	struct ethhdr *ethhdr;
-	struct batadv_claim search_claim, *claim = NULL;
+	struct batadv_bla_claim search_claim, *claim = NULL;
 	struct batadv_hard_iface *primary_if;
 	int ret;
@@ -1532,7 +1529,7 @@ int batadv_bla_rx(struct batadv_priv *bat_priv, struct sk_buff *skb, short vid,
 int batadv_bla_tx(struct batadv_priv *bat_priv, struct sk_buff *skb, short vid)
 {
 	struct ethhdr *ethhdr;
-	struct batadv_claim search_claim, *claim = NULL;
+	struct batadv_bla_claim search_claim, *claim = NULL;
 	struct batadv_hard_iface *primary_if;
 	int ret = 0;
@@ -1608,7 +1605,7 @@ int batadv_bla_claim_table_seq_print_text(struct seq_file *seq, void *offset)
 	struct net_device *net_dev = (struct net_device *)seq->private;
 	struct batadv_priv *bat_priv = netdev_priv(net_dev);
 	struct batadv_hashtable *hash = bat_priv->bla.claim_hash;
-	struct batadv_claim *claim;
+	struct batadv_bla_claim *claim;
 	struct batadv_hard_iface *primary_if;
 	struct hlist_node *node;
 	struct hlist_head *head;
@@ -1653,7 +1650,7 @@ int batadv_bla_backbone_table_seq_print_text(struct seq_file *seq, void *offset)
 	struct net_device *net_dev = (struct net_device *)seq->private;
 	struct batadv_priv *bat_priv = netdev_priv(net_dev);
 	struct batadv_hashtable *hash = bat_priv->bla.backbone_hash;
-	struct batadv_backbone_gw *backbone_gw;
+	struct batadv_bla_backbone_gw *backbone_gw;
 	struct batadv_hard_iface *primary_if;
 	struct hlist_node *node;
 	struct hlist_head *head;

--- a/net/batman-adv/bridge_loop_avoidance.h
+++ b/net/batman-adv/bridge_loop_avoidance.h
-/* Copyright (C) 2011-2012 B.A.T.M.A.N. contributors:
+/* Copyright (C) 2011-2013 B.A.T.M.A.N. contributors:
 *
 * Simon Wunderlich
 *

--- a/net/batman-adv/debugfs.c
+++ b/net/batman-adv/debugfs.c
-/* Copyright (C) 2010-2012 B.A.T.M.A.N. contributors:
+/* Copyright (C) 2010-2013 B.A.T.M.A.N. contributors:
 *
 * Marek Lindner
 *
@@ -40,13 +40,14 @@ static struct dentry *batadv_debugfs;
 static const int batadv_log_buff_len = BATADV_LOG_BUF_LEN;
-static char *batadv_log_char_addr(struct batadv_debug_log *debug_log,
+static char *batadv_log_char_addr(struct batadv_priv_debug_log *debug_log,
 				  size_t idx)
 {
 	return &debug_log->log_buff[idx & BATADV_LOG_BUFF_MASK];
 }
-static void batadv_emit_log_char(struct batadv_debug_log *debug_log, char c)
+static void batadv_emit_log_char(struct batadv_priv_debug_log *debug_log,
+				 char c)
 {
 	char *char_addr;
@@ -59,7 +60,7 @@ static void batadv_emit_log_char(struct batadv_debug_log *debug_log, char c)
 }
 __printf(2, 3)
-static int batadv_fdebug_log(struct batadv_debug_log *debug_log,
+static int batadv_fdebug_log(struct batadv_priv_debug_log *debug_log,
 			     const char *fmt, ...)
 {
 	va_list args;
@@ -114,7 +115,7 @@ static int batadv_log_release(struct inode *inode, struct file *file)
 	return 0;
 }
-static int batadv_log_empty(struct batadv_debug_log *debug_log)
+static int batadv_log_empty(struct batadv_priv_debug_log *debug_log)
 {
 	return !(debug_log->log_start - debug_log->log_end);
 }
@@ -123,7 +124,7 @@ static ssize_t batadv_log_read(struct file *file, char __user *buf,
 			       size_t count, loff_t *ppos)
 {
 	struct batadv_priv *bat_priv = file->private_data;
-	struct batadv_debug_log *debug_log = bat_priv->debug_log;
+	struct batadv_priv_debug_log *debug_log = bat_priv->debug_log;
 	int error, i = 0;
 	char *char_addr;
 	char c;
@@ -177,7 +178,7 @@ static ssize_t batadv_log_read(struct file *file, char __user *buf,
 static unsigned int batadv_log_poll(struct file *file, poll_table *wait)
 {
 	struct batadv_priv *bat_priv = file->private_data;
-	struct batadv_debug_log *debug_log = bat_priv->debug_log;
+	struct batadv_priv_debug_log *debug_log = bat_priv->debug_log;
 	poll_wait(file, &debug_log->queue_wait, wait);

--- a/net/batman-adv/debugfs.h
+++ b/net/batman-adv/debugfs.h
-/* Copyright (C) 2010-2012 B.A.T.M.A.N. contributors:
+/* Copyright (C) 2010-2013 B.A.T.M.A.N. contributors:
 *
 * Marek Lindner
 *

--- a/net/batman-adv/distributed-arp-table.c
+++ b/net/batman-adv/distributed-arp-table.c
-/* Copyright (C) 2011-2012 B.A.T.M.A.N. contributors:
+/* Copyright (C) 2011-2013 B.A.T.M.A.N. contributors:
 *
 * Antonio Quartulli
 *

--- a/net/batman-adv/distributed-arp-table.h
+++ b/net/batman-adv/distributed-arp-table.h
-/* Copyright (C) 2011-2012 B.A.T.M.A.N. contributors:
+/* Copyright (C) 2011-2013 B.A.T.M.A.N. contributors:
 *
 * Antonio Quartulli
 *

--- a/net/batman-adv/gateway_client.c
+++ b/net/batman-adv/gateway_client.c
-/* Copyright (C) 2009-2012 B.A.T.M.A.N. contributors:
+/* Copyright (C) 2009-2013 B.A.T.M.A.N. contributors:
 *
 * Marek Lindner
 *

--- a/net/batman-adv/gateway_client.h
+++ b/net/batman-adv/gateway_client.h
-/* Copyright (C) 2009-2012 B.A.T.M.A.N. contributors:
+/* Copyright (C) 2009-2013 B.A.T.M.A.N. contributors:
 *
 * Marek Lindner
 *

--- a/net/batman-adv/gateway_common.c
+++ b/net/batman-adv/gateway_common.c
-/* Copyright (C) 2009-2012 B.A.T.M.A.N. contributors:
+/* Copyright (C) 2009-2013 B.A.T.M.A.N. contributors:
 *
 * Marek Lindner
 *

--- a/net/batman-adv/gateway_common.h
+++ b/net/batman-adv/gateway_common.h
-/* Copyright (C) 2009-2012 B.A.T.M.A.N. contributors:
+/* Copyright (C) 2009-2013 B.A.T.M.A.N. contributors:
 *
 * Marek Lindner
 *

--- a/net/batman-adv/hard-interface.c
+++ b/net/batman-adv/hard-interface.c
-/* Copyright (C) 2007-2012 B.A.T.M.A.N. contributors:
+/* Copyright (C) 2007-2013 B.A.T.M.A.N. contributors:
 *
 * Marek Lindner, Simon Wunderlich
 *
@@ -457,6 +457,24 @@ void batadv_hardif_disable_interface(struct batadv_hard_iface *hard_iface)
 		batadv_hardif_free_ref(primary_if);
 }
+/**
+ * batadv_hardif_remove_interface_finish - cleans up the remains of a hardif
+ * @work: work queue item
+ *
+ * Free the parts of the hard interface which can not be removed under
+ * rtnl lock (to prevent deadlock situations).
+ */
+static void batadv_hardif_remove_interface_finish(struct work_struct *work)
+{
+	struct batadv_hard_iface *hard_iface;
+	hard_iface = container_of(work, struct batadv_hard_iface,
+				  cleanup_work);
+	batadv_sysfs_del_hardif(&hard_iface->hardif_obj);
+	batadv_hardif_free_ref(hard_iface);
+}
 static struct batadv_hard_iface *
 batadv_hardif_add_interface(struct net_device *net_dev)
 {
@@ -484,6 +502,9 @@ batadv_hardif_add_interface(struct net_device *net_dev)
 	hard_iface->soft_iface = NULL;
 	hard_iface->if_status = BATADV_IF_NOT_IN_USE;
 	INIT_LIST_HEAD(&hard_iface->list);
+	INIT_WORK(&hard_iface->cleanup_work,
+		  batadv_hardif_remove_interface_finish);
 	/* extra reference for return */
 	atomic_set(&hard_iface->refcount, 2);
@@ -518,8 +539,7 @@ static void batadv_hardif_remove_interface(struct batadv_hard_iface *hard_iface)
 		return;
 	hard_iface->if_status = BATADV_IF_TO_BE_REMOVED;
-	batadv_sysfs_del_hardif(&hard_iface->hardif_obj);
+	queue_work(batadv_event_workqueue, &hard_iface->cleanup_work);
-	batadv_hardif_free_ref(hard_iface);
 }
 void batadv_hardif_remove_interfaces(void)

--- a/net/batman-adv/hard-interface.h
+++ b/net/batman-adv/hard-interface.h
-/* Copyright (C) 2007-2012 B.A.T.M.A.N. contributors:
+/* Copyright (C) 2007-2013 B.A.T.M.A.N. contributors:
 *
 * Marek Lindner, Simon Wunderlich
 *

--- a/net/batman-adv/hash.c
+++ b/net/batman-adv/hash.c
-/* Copyright (C) 2006-2012 B.A.T.M.A.N. contributors:
+/* Copyright (C) 2006-2013 B.A.T.M.A.N. contributors:
 *
 * Simon Wunderlich, Marek Lindner
 *

--- a/net/batman-adv/hash.h
+++ b/net/batman-adv/hash.h
-/* Copyright (C) 2006-2012 B.A.T.M.A.N. contributors:
+/* Copyright (C) 2006-2013 B.A.T.M.A.N. contributors:
 *
 * Simon Wunderlich, Marek Lindner
 *

--- a/net/batman-adv/icmp_socket.c
+++ b/net/batman-adv/icmp_socket.c
-/* Copyright (C) 2007-2012 B.A.T.M.A.N. contributors:
+/* Copyright (C) 2007-2013 B.A.T.M.A.N. contributors:
 *
 * Marek Lindner
 *

--- a/net/batman-adv/icmp_socket.h
+++ b/net/batman-adv/icmp_socket.h
-/* Copyright (C) 2007-2012 B.A.T.M.A.N. contributors:
+/* Copyright (C) 2007-2013 B.A.T.M.A.N. contributors:
 *
 * Marek Lindner
 *

--- a/net/batman-adv/main.c
+++ b/net/batman-adv/main.c
-/* Copyright (C) 2007-2012 B.A.T.M.A.N. contributors:
+/* Copyright (C) 2007-2013 B.A.T.M.A.N. contributors:
 *
 * Marek Lindner, Simon Wunderlich
 *

--- a/net/batman-adv/main.h
+++ b/net/batman-adv/main.h
-/* Copyright (C) 2007-2012 B.A.T.M.A.N. contributors:
+/* Copyright (C) 2007-2013 B.A.T.M.A.N. contributors:
 *
 * Marek Lindner, Simon Wunderlich
 *
@@ -26,7 +26,7 @@
 #define BATADV_DRIVER_DEVICE "batman-adv"
 #ifndef BATADV_SOURCE_VERSION
-#define BATADV_SOURCE_VERSION "2012.5.0"
+#define BATADV_SOURCE_VERSION "2013.1.0"
 #endif
 /* B.A.T.M.A.N. parameters */
@@ -44,6 +44,8 @@
 #define BATADV_TT_LOCAL_TIMEOUT 600000 /* in milliseconds */
 #define BATADV_TT_CLIENT_ROAM_TIMEOUT 600000 /* in milliseconds */
 #define BATADV_TT_CLIENT_TEMP_TIMEOUT 600000 /* in milliseconds */
+#define BATADV_TT_WORK_PERIOD 5000 /* 5 seconds */
+#define BATADV_ORIG_WORK_PERIOD 1000 /* 1 second */
 #define BATADV_DAT_ENTRY_TIMEOUT (5*60000) /* 5 mins in milliseconds */
 /* sliding packet range of received originator messages in sequence numbers
 * (should be a multiple of our word size)

--- a/net/batman-adv/originator.c
+++ b/net/batman-adv/originator.c
-/* Copyright (C) 2009-2012 B.A.T.M.A.N. contributors:
+/* Copyright (C) 2009-2013 B.A.T.M.A.N. contributors:
 *
 * Marek Lindner, Simon Wunderlich
 *
@@ -34,13 +34,6 @@ static struct lock_class_key batadv_orig_hash_lock_class_key;
 static void batadv_purge_orig(struct work_struct *work);
-static void batadv_start_purge_timer(struct batadv_priv *bat_priv)
-{
-	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 batadv_compare_orig(const struct hlist_node *node, const void *data2)
 {
@@ -63,7 +56,11 @@ int batadv_originator_init(struct batadv_priv *bat_priv)
 	batadv_hash_set_lock_class(bat_priv->orig_hash,
 				   &batadv_orig_hash_lock_class_key);
-	batadv_start_purge_timer(bat_priv);
+	INIT_DELAYED_WORK(&bat_priv->orig_work, batadv_purge_orig);
+	queue_delayed_work(batadv_event_workqueue,
+			   &bat_priv->orig_work,
+			   msecs_to_jiffies(BATADV_ORIG_WORK_PERIOD));
 	return 0;
 err:
@@ -396,7 +393,9 @@ static void batadv_purge_orig(struct work_struct *work)
 	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);
+	queue_delayed_work(batadv_event_workqueue,
+			   &bat_priv->orig_work,
+			   msecs_to_jiffies(BATADV_ORIG_WORK_PERIOD));
 }
 void batadv_purge_orig_ref(struct batadv_priv *bat_priv)

--- a/net/batman-adv/originator.h
+++ b/net/batman-adv/originator.h
-/* Copyright (C) 2007-2012 B.A.T.M.A.N. contributors:
+/* Copyright (C) 2007-2013 B.A.T.M.A.N. contributors:
 *
 * Marek Lindner, Simon Wunderlich
 *

--- a/net/batman-adv/packet.h
+++ b/net/batman-adv/packet.h
-/* Copyright (C) 2007-2012 B.A.T.M.A.N. contributors:
+/* Copyright (C) 2007-2013 B.A.T.M.A.N. contributors:
 *
 * Marek Lindner, Simon Wunderlich
 *

--- a/net/batman-adv/ring_buffer.c
+++ b/net/batman-adv/ring_buffer.c
-/* Copyright (C) 2007-2012 B.A.T.M.A.N. contributors:
+/* Copyright (C) 2007-2013 B.A.T.M.A.N. contributors:
 *
 * Marek Lindner
 *

--- a/net/batman-adv/ring_buffer.h
+++ b/net/batman-adv/ring_buffer.h
-/* Copyright (C) 2007-2012 B.A.T.M.A.N. contributors:
+/* Copyright (C) 2007-2013 B.A.T.M.A.N. contributors:
 *
 * Marek Lindner
 *

--- a/net/batman-adv/routing.c
+++ b/net/batman-adv/routing.c
-/* Copyright (C) 2007-2012 B.A.T.M.A.N. contributors:
+/* Copyright (C) 2007-2013 B.A.T.M.A.N. contributors:
 *
 * Marek Lindner, Simon Wunderlich
 *

--- a/net/batman-adv/routing.h
+++ b/net/batman-adv/routing.h
-/* Copyright (C) 2007-2012 B.A.T.M.A.N. contributors:
+/* Copyright (C) 2007-2013 B.A.T.M.A.N. contributors:
 *
 * Marek Lindner, Simon Wunderlich
 *

--- a/net/batman-adv/send.c
+++ b/net/batman-adv/send.c
-/* Copyright (C) 2007-2012 B.A.T.M.A.N. contributors:
+/* Copyright (C) 2007-2013 B.A.T.M.A.N. contributors:
 *
 * Marek Lindner, Simon Wunderlich
 *
@@ -155,8 +155,6 @@ _batadv_add_bcast_packet_to_list(struct batadv_priv *bat_priv,
 	spin_unlock_bh(&bat_priv->forw_bcast_list_lock);
 	/* start timer for this packet */
-	INIT_DELAYED_WORK(&forw_packet->delayed_work,
-			  batadv_send_outstanding_bcast_packet);
 	queue_delayed_work(batadv_event_workqueue, &forw_packet->delayed_work,
 			   send_time);
 }
@@ -210,6 +208,9 @@ int batadv_add_bcast_packet_to_list(struct batadv_priv *bat_priv,
 	/* how often did we send the bcast packet ? */
 	forw_packet->num_packets = 0;
+	INIT_DELAYED_WORK(&forw_packet->delayed_work,
+			  batadv_send_outstanding_bcast_packet);
 	_batadv_add_bcast_packet_to_list(bat_priv, forw_packet, delay);
 	return NETDEV_TX_OK;

--- a/net/batman-adv/send.h
+++ b/net/batman-adv/send.h
-/* Copyright (C) 2007-2012 B.A.T.M.A.N. contributors:
+/* Copyright (C) 2007-2013 B.A.T.M.A.N. contributors:
 *
 * Marek Lindner, Simon Wunderlich
 *

--- a/net/batman-adv/soft-interface.c
+++ b/net/batman-adv/soft-interface.c
-/* Copyright (C) 2007-2012 B.A.T.M.A.N. contributors:
+/* Copyright (C) 2007-2013 B.A.T.M.A.N. contributors:
 *
 * Marek Lindner, Simon Wunderlich
 *
@@ -449,6 +449,30 @@ static void batadv_interface_setup(struct net_device *dev)
 	memset(priv, 0, sizeof(*priv));
 }
+/**
+ * batadv_softif_destroy_finish - cleans up the remains of a softif
+ * @work: work queue item
+ *
+ * Free the parts of the soft interface which can not be removed under
+ * rtnl lock (to prevent deadlock situations).
+ */
+static void batadv_softif_destroy_finish(struct work_struct *work)
+{
+	struct batadv_priv *bat_priv;
+	struct net_device *soft_iface;
+	bat_priv = container_of(work, struct batadv_priv,
+				cleanup_work);
+	soft_iface = bat_priv->soft_iface;
+	batadv_debugfs_del_meshif(soft_iface);
+	batadv_sysfs_del_meshif(soft_iface);
+	rtnl_lock();
+	unregister_netdevice(soft_iface);
+	rtnl_unlock();
+}
 struct net_device *batadv_softif_create(const char *name)
 {
 	struct net_device *soft_iface;
@@ -463,6 +487,8 @@ struct net_device *batadv_softif_create(const char *name)
 		goto out;
 	bat_priv = netdev_priv(soft_iface);
+	bat_priv->soft_iface = soft_iface;
+	INIT_WORK(&bat_priv->cleanup_work, batadv_softif_destroy_finish);
 	/* batadv_interface_stats() needs to be available as soon as
 	 * register_netdevice() has been called
@@ -551,10 +577,10 @@ struct net_device *batadv_softif_create(const char *name)
 void batadv_softif_destroy(struct net_device *soft_iface)
 {
-	batadv_debugfs_del_meshif(soft_iface);
+	struct batadv_priv *bat_priv = netdev_priv(soft_iface);
-	batadv_sysfs_del_meshif(soft_iface);
 	batadv_mesh_free(soft_iface);
-	unregister_netdevice(soft_iface);
+	queue_work(batadv_event_workqueue, &bat_priv->cleanup_work);
 }
 int batadv_softif_is_valid(const struct net_device *net_dev)

--- a/net/batman-adv/soft-interface.h
+++ b/net/batman-adv/soft-interface.h
-/* Copyright (C) 2007-2012 B.A.T.M.A.N. contributors:
+/* Copyright (C) 2007-2013 B.A.T.M.A.N. contributors:
 *
 * Marek Lindner
 *

--- a/net/batman-adv/sysfs.c
+++ b/net/batman-adv/sysfs.c
-/* Copyright (C) 2010-2012 B.A.T.M.A.N. contributors:
+/* Copyright (C) 2010-2013 B.A.T.M.A.N. contributors:
 *
 * Marek Lindner
 *

--- a/net/batman-adv/sysfs.h
+++ b/net/batman-adv/sysfs.h
-/* Copyright (C) 2010-2012 B.A.T.M.A.N. contributors:
+/* Copyright (C) 2010-2013 B.A.T.M.A.N. contributors:
 *
 * Marek Lindner
 *

--- a/net/batman-adv/translation-table.c
+++ b/net/batman-adv/translation-table.c
-/* Copyright (C) 2007-2012 B.A.T.M.A.N. contributors:
+/* Copyright (C) 2007-2013 B.A.T.M.A.N. contributors:
 *
 * Marek Lindner, Simon Wunderlich, Antonio Quartulli
 *
@@ -52,13 +52,6 @@ static int batadv_compare_tt(const struct hlist_node *node, const void *data2)
 	return (memcmp(data1, data2, ETH_ALEN) == 0 ? 1 : 0);
 }
-static void batadv_tt_start_timer(struct batadv_priv *bat_priv)
-{
-	INIT_DELAYED_WORK(&bat_priv->tt.work, batadv_tt_purge);
-	queue_delayed_work(batadv_event_workqueue, &bat_priv->tt.work,
-			   msecs_to_jiffies(5000));
-}
 static struct batadv_tt_common_entry *
 batadv_tt_hash_find(struct batadv_hashtable *hash, const void *data)
 {
@@ -2136,7 +2129,9 @@ int batadv_tt_init(struct batadv_priv *bat_priv)
 	if (ret < 0)
 		return ret;
-	batadv_tt_start_timer(bat_priv);
+	INIT_DELAYED_WORK(&bat_priv->tt.work, batadv_tt_purge);
+	queue_delayed_work(batadv_event_workqueue, &bat_priv->tt.work,
+			   msecs_to_jiffies(BATADV_TT_WORK_PERIOD));
 	return 1;
 }
@@ -2286,7 +2281,8 @@ static void batadv_tt_purge(struct work_struct *work)
 	batadv_tt_req_purge(bat_priv);
 	batadv_tt_roam_purge(bat_priv);
-	batadv_tt_start_timer(bat_priv);
+	queue_delayed_work(batadv_event_workqueue, &bat_priv->tt.work,
+			   msecs_to_jiffies(BATADV_TT_WORK_PERIOD));
 }
 void batadv_tt_free(struct batadv_priv *bat_priv)

--- a/net/batman-adv/translation-table.h
+++ b/net/batman-adv/translation-table.h
-/* Copyright (C) 2007-2012 B.A.T.M.A.N. contributors:
+/* Copyright (C) 2007-2013 B.A.T.M.A.N. contributors:
 *
 * Marek Lindner, Simon Wunderlich, Antonio Quartulli
 *

--- a/net/batman-adv/types.h
+++ b/net/batman-adv/types.h
-/* Copyright (C) 2007-2012 B.A.T.M.A.N. contributors:
+/* Copyright (C) 2007-2013 B.A.T.M.A.N. contributors:
 *
 * Marek Lindner, Simon Wunderlich
 *
@@ -24,6 +24,9 @@
 #include "bitarray.h"
 #include <linux/kernel.h>
+/**
+ * Maximum overhead for the encapsulation for a payload packet
+ */
 #define BATADV_HEADER_LEN \
 	(ETH_HLEN + max(sizeof(struct batadv_unicast_packet), \
 			sizeof(struct batadv_bcast_packet)))
@@ -51,6 +54,22 @@ struct batadv_hard_iface_bat_iv {
 	atomic_t ogm_seqno;
 };
+/**
+ * struct batadv_hard_iface - network device known to batman-adv
+ * @list: list node for batadv_hardif_list
+ * @if_num: identificator of the interface
+ * @if_status: status of the interface for batman-adv
+ * @net_dev: pointer to the net_device
+ * @frag_seqno: last fragment sequence number sent by this interface
+ * @hardif_obj: kobject of the per interface sysfs "mesh" directory
+ * @refcount: number of contexts the object is used
+ * @batman_adv_ptype: packet type describing packets that should be processed by
+ *  batman-adv for this interface
+ * @soft_iface: the batman-adv interface which uses this network interface
+ * @rcu: struct used for freeing in an RCU-safe manner
+ * @bat_iv: BATMAN IV specific per hard interface data
+ * @cleanup_work: work queue callback item for hard interface deinit
+ */
 struct batadv_hard_iface {
 	struct list_head list;
 	int16_t if_num;
@@ -63,22 +82,52 @@ struct batadv_hard_iface {
 	struct net_device *soft_iface;
 	struct rcu_head rcu;
 	struct batadv_hard_iface_bat_iv bat_iv;
+	struct work_struct cleanup_work;
 };
 /**
- *	struct batadv_orig_node - structure for orig_list maintaining nodes of mesh
+ * struct batadv_orig_node - structure for orig_list maintaining nodes of mesh
- *	@primary_addr: hosts primary interface address
+ * @orig: originator ethernet address
- *	@last_seen: when last packet from this node was received
+ * @primary_addr: hosts primary interface address
- *	@bcast_seqno_reset: time when the broadcast seqno window was reset
+ * @router: router that should be used to reach this originator
- *	@batman_seqno_reset: time when the batman seqno window was reset
+ * @batadv_dat_addr_t:  address of the orig node in the distributed hash
- *	@gw_flags: flags related to gateway class
+ * @bcast_own: bitfield containing the number of our OGMs this orig_node
- *	@flags: for now only VIS_SERVER flag
+ *  rebroadcasted "back" to us (relative to last_real_seqno)
- *	@last_real_seqno: last and best known sequence number
+ * @bcast_own_sum: counted result of bcast_own
- *	@last_ttl: ttl of last received packet
+ * @last_seen: time when last packet from this node was received
- *	@last_bcast_seqno: last broadcast sequence number received by this host
+ * @bcast_seqno_reset: time when the broadcast seqno window was reset
- *
+ * @batman_seqno_reset: time when the batman seqno window was reset
- *	@candidates: how many candidates are available
+ * @gw_flags: flags related to gateway class
- *	@selected: next bonding candidate
+ * @flags: for now only VIS_SERVER flag
+ * @last_ttvn: last seen translation table version number
+ * @tt_crc: CRC of the translation table
+ * @tt_buff: last tt changeset this node received from the orig node
+ * @tt_buff_len: length of the last tt changeset this node received from the
+ *  orig node
+ * @tt_buff_lock: lock that protects tt_buff and tt_buff_len
+ * @tt_size: number of global TT entries announced by the orig node
+ * @tt_initialised: bool keeping track of whether or not this node have received
+ *  any translation table information from the orig node yet
+ * @last_real_seqno: last and best known sequence number
+ * @last_ttl: ttl of last received packet
+ * @bcast_bits: bitfield containing the info which payload broadcast originated
+ *  from this orig node this host already has seen (relative to
+ *  last_bcast_seqno)
+ * @last_bcast_seqno: last broadcast sequence number received by this host
+ * @neigh_list: list of potential next hop neighbor towards this orig node
+ * @frag_list: fragmentation buffer list for fragment re-assembly
+ * @last_frag_packet: time when last fragmented packet from this node was
+ *  received
+ * @neigh_list_lock: lock protecting neigh_list, router and bonding_list
+ * @hash_entry: hlist node for batadv_priv::orig_hash
+ * @bat_priv: pointer to soft_iface this orig node belongs to
+ * @ogm_cnt_lock: lock protecting bcast_own, bcast_own_sum,
+ *  neigh_node->real_bits & neigh_node->real_packet_count
+ * @bcast_seqno_lock: lock protecting bcast_bits & last_bcast_seqno
+ * @bond_candidates: how many candidates are available
+ * @bond_list: list of bonding candidates
+ * @refcount: number of contexts the object is used
+ * @rcu: struct used for freeing in an RCU-safe manner
 */
 struct batadv_orig_node {
 	uint8_t orig[ETH_ALEN];
@@ -94,11 +143,11 @@ struct batadv_orig_node {
 	unsigned long batman_seqno_reset;
 	uint8_t gw_flags;
 	uint8_t flags;
-	atomic_t last_ttvn; /* last seen translation table version number */
+	atomic_t last_ttvn;
 	uint16_t tt_crc;
 	unsigned char *tt_buff;
 	int16_t tt_buff_len;
-	spinlock_t tt_buff_lock; /* protects tt_buff */
+	spinlock_t tt_buff_lock; /* protects tt_buff & tt_buff_len */
 	atomic_t tt_size;
 	bool tt_initialised;
 	uint32_t last_real_seqno;
@@ -107,22 +156,31 @@ struct batadv_orig_node {
 	uint32_t last_bcast_seqno;
 	struct hlist_head neigh_list;
 	struct list_head frag_list;
-	spinlock_t neigh_list_lock; /* protects neigh_list and router */
+	unsigned long last_frag_packet;
-	atomic_t refcount;
+	/* neigh_list_lock protects: neigh_list, router & bonding_list */
-	struct rcu_head rcu;
+	spinlock_t neigh_list_lock;
 	struct hlist_node hash_entry;
 	struct batadv_priv *bat_priv;
-	unsigned long last_frag_packet;
 	/* ogm_cnt_lock protects: bcast_own, bcast_own_sum,
-	 * neigh_node->real_bits, neigh_node->real_packet_count
+	 * neigh_node->real_bits & neigh_node->real_packet_count
 	 */
 	spinlock_t ogm_cnt_lock;
-	/* bcast_seqno_lock protects bcast_bits, last_bcast_seqno */
+	/* bcast_seqno_lock protects: bcast_bits & last_bcast_seqno */
 	spinlock_t bcast_seqno_lock;
 	atomic_t bond_candidates;
 	struct list_head bond_list;
+	atomic_t refcount;
+	struct rcu_head rcu;
 };
+/**
+ * struct batadv_gw_node - structure for orig nodes announcing gw capabilities
+ * @list: list node for batadv_priv_gw::list
+ * @orig_node: pointer to corresponding orig node
+ * @deleted: this struct is scheduled for deletion
+ * @refcount: number of contexts the object is used
+ * @rcu: struct used for freeing in an RCU-safe manner
+ */
 struct batadv_gw_node {
 	struct hlist_node list;
 	struct batadv_orig_node *orig_node;
@@ -131,13 +189,28 @@ struct batadv_gw_node {
 	struct rcu_head rcu;
 };
-/*	batadv_neigh_node
+/**
- *	@last_seen: when last packet via this neighbor was received
+ * struct batadv_neigh_node - structure for single hop neighbors
+ * @list: list node for batadv_orig_node::neigh_list
+ * @addr: mac address of neigh node
+ * @tq_recv: ring buffer of received TQ values from this neigh node
+ * @tq_index: ring buffer index
+ * @tq_avg: averaged tq of all tq values in the ring buffer (tq_recv)
+ * @last_ttl: last received ttl from this neigh node
+ * @bonding_list: list node for batadv_orig_node::bond_list
+ * @last_seen: when last packet via this neighbor was received
+ * @real_bits: bitfield containing the number of OGMs received from this neigh
+ *  node (relative to orig_node->last_real_seqno)
+ * @real_packet_count: counted result of real_bits
+ * @orig_node: pointer to corresponding orig_node
+ * @if_incoming: pointer to incoming hard interface
+ * @lq_update_lock: lock protecting tq_recv & tq_index
+ * @refcount: number of contexts the object is used
+ * @rcu: struct used for freeing in an RCU-safe manner
 */
 struct batadv_neigh_node {
 	struct hlist_node list;
 	uint8_t addr[ETH_ALEN];
-	uint8_t real_packet_count;
 	uint8_t tq_recv[BATADV_TQ_GLOBAL_WINDOW_SIZE];
 	uint8_t tq_index;
 	uint8_t tq_avg;
@@ -145,13 +218,20 @@ struct batadv_neigh_node {
 	struct list_head bonding_list;
 	unsigned long last_seen;
 	DECLARE_BITMAP(real_bits, BATADV_TQ_LOCAL_WINDOW_SIZE);
-	atomic_t refcount;
+	uint8_t real_packet_count;
-	struct rcu_head rcu;
 	struct batadv_orig_node *orig_node;
 	struct batadv_hard_iface *if_incoming;
-	spinlock_t lq_update_lock;	/* protects: tq_recv, tq_index */
+	spinlock_t lq_update_lock; /* protects tq_recv & tq_index */
+	atomic_t refcount;
+	struct rcu_head rcu;
 };
+/**
+ * struct batadv_bcast_duplist_entry - structure for LAN broadcast suppression
+ * @orig[ETH_ALEN]: mac address of orig node orginating the broadcast
+ * @crc: crc32 checksum of broadcast payload
+ * @entrytime: time when the broadcast packet was received
+ */
 #ifdef CONFIG_BATMAN_ADV_BLA
 struct batadv_bcast_duplist_entry {
 	uint8_t orig[ETH_ALEN];
@@ -160,6 +240,33 @@ struct batadv_bcast_duplist_entry {
 };
 #endif
+/**
+ * enum batadv_counters - indices for traffic counters
+ * @BATADV_CNT_TX: transmitted payload traffic packet counter
+ * @BATADV_CNT_TX_BYTES: transmitted payload traffic bytes counter
+ * @BATADV_CNT_TX_DROPPED: dropped transmission payload traffic packet counter
+ * @BATADV_CNT_RX: received payload traffic packet counter
+ * @BATADV_CNT_RX_BYTES: received payload traffic bytes counter
+ * @BATADV_CNT_FORWARD: forwarded payload traffic packet counter
+ * @BATADV_CNT_FORWARD_BYTES: forwarded payload traffic bytes counter
+ * @BATADV_CNT_MGMT_TX: transmitted routing protocol traffic packet counter
+ * @BATADV_CNT_MGMT_TX_BYTES: transmitted routing protocol traffic bytes counter
+ * @BATADV_CNT_MGMT_RX: received routing protocol traffic packet counter
+ * @BATADV_CNT_MGMT_RX_BYTES: received routing protocol traffic bytes counter
+ * @BATADV_CNT_TT_REQUEST_TX: transmitted tt req traffic packet counter
+ * @BATADV_CNT_TT_REQUEST_RX: received tt req traffic packet counter
+ * @BATADV_CNT_TT_RESPONSE_TX: transmitted tt resp traffic packet counter
+ * @BATADV_CNT_TT_RESPONSE_RX: received tt resp traffic packet counter
+ * @BATADV_CNT_TT_ROAM_ADV_TX: transmitted tt roam traffic packet counter
+ * @BATADV_CNT_TT_ROAM_ADV_RX: received tt roam traffic packet counter
+ * @BATADV_CNT_DAT_GET_TX: transmitted dht GET traffic packet counter
+ * @BATADV_CNT_DAT_GET_RX: received dht GET traffic packet counter
+ * @BATADV_CNT_DAT_PUT_TX: transmitted dht PUT traffic packet counter
+ * @BATADV_CNT_DAT_PUT_RX: received dht PUT traffic packet counter
+ * @BATADV_CNT_DAT_CACHED_REPLY_TX: transmitted dat cache reply traffic packet
+ *  counter
+ * @BATADV_CNT_NUM: number of traffic counters
+ */
 enum batadv_counters {
 	BATADV_CNT_TX,
 	BATADV_CNT_TX_BYTES,
@@ -191,14 +298,23 @@ enum batadv_counters {
 /**
 * struct batadv_priv_tt - per mesh interface translation table data
 * @vn: translation table version number
+ * @ogm_append_cnt: counter of number of OGMs containing the local tt diff
 * @local_changes: changes registered in an originator interval
- * @poss_change: Detect an ongoing roaming phase. If true, then this node
- *  received a roaming_adv and has to inspect every packet directed to it to
- *  check whether it still is the true destination or not. This flag will be
- *  reset to false as soon as the this node's ttvn is increased
 * @changes_list: tracks tt local changes within an originator interval
- * @req_list: list of pending tt_requests
+ * @local_hash: local translation table hash table
+ * @global_hash: global translation table hash table
+ * @req_list: list of pending & unanswered tt_requests
+ * @roam_list: list of the last roaming events of each client limiting the
+ *  number of roaming events to avoid route flapping
+ * @changes_list_lock: lock protecting changes_list
+ * @req_list_lock: lock protecting req_list
+ * @roam_list_lock: lock protecting roam_list
+ * @local_entry_num: number of entries in the local hash table
 * @local_crc: Checksum of the local table, recomputed before sending a new OGM
+ * @last_changeset: last tt changeset this host has generated
+ * @last_changeset_len: length of last tt changeset this host has generated
+ * @last_changeset_lock: lock protecting last_changeset & last_changeset_len
+ * @work: work queue callback item for translation table purging
 */
 struct batadv_priv_tt {
 	atomic_t vn;
@@ -216,36 +332,83 @@ struct batadv_priv_tt {
 	uint16_t local_crc;
 	unsigned char *last_changeset;
 	int16_t last_changeset_len;
-	spinlock_t last_changeset_lock; /* protects last_changeset */
+	/* protects last_changeset & last_changeset_len */
+	spinlock_t last_changeset_lock;
 	struct delayed_work work;
 };
+/**
+ * struct batadv_priv_bla - per mesh interface bridge loope avoidance data
+ * @num_requests; number of bla requests in flight
+ * @claim_hash: hash table containing mesh nodes this host has claimed
+ * @backbone_hash: hash table containing all detected backbone gateways
+ * @bcast_duplist: recently received broadcast packets array (for broadcast
+ *  duplicate suppression)
+ * @bcast_duplist_curr: index of last broadcast packet added to bcast_duplist
+ * @bcast_duplist_lock: lock protecting bcast_duplist & bcast_duplist_curr
+ * @claim_dest: local claim data (e.g. claim group)
+ * @work: work queue callback item for cleanups & bla announcements
+ */
 #ifdef CONFIG_BATMAN_ADV_BLA
 struct batadv_priv_bla {
-	atomic_t num_requests; /* number of bla requests in flight */
+	atomic_t num_requests;
 	struct batadv_hashtable *claim_hash;
 	struct batadv_hashtable *backbone_hash;
 	struct batadv_bcast_duplist_entry bcast_duplist[BATADV_DUPLIST_SIZE];
 	int bcast_duplist_curr;
-	/* protects bcast_duplist and bcast_duplist_curr */
+	/* protects bcast_duplist & bcast_duplist_curr */
 	spinlock_t bcast_duplist_lock;
 	struct batadv_bla_claim_dst claim_dest;
 	struct delayed_work work;
 };
 #endif
+/**
+ * struct batadv_debug_log - debug logging data
+ * @log_buff: buffer holding the logs (ring bufer)
+ * @log_start: index of next character to read
+ * @log_end: index of next character to write
+ * @lock: lock protecting log_buff, log_start & log_end
+ * @queue_wait: log reader's wait queue
+ */
+#ifdef CONFIG_BATMAN_ADV_DEBUG
+struct batadv_priv_debug_log {
+	char log_buff[BATADV_LOG_BUF_LEN];
+	unsigned long log_start;
+	unsigned long log_end;
+	spinlock_t lock; /* protects log_buff, log_start and log_end */
+	wait_queue_head_t queue_wait;
+};
+#endif
+/**
+ * struct batadv_priv_gw - per mesh interface gateway data
+ * @list: list of available gateway nodes
+ * @list_lock: lock protecting gw_list & curr_gw
+ * @curr_gw: pointer to currently selected gateway node
+ * @reselect: bool indicating a gateway re-selection is in progress
+ */
 struct batadv_priv_gw {
 	struct hlist_head list;
-	spinlock_t list_lock; /* protects gw_list and curr_gw */
+	spinlock_t list_lock; /* protects gw_list & curr_gw */
 	struct batadv_gw_node __rcu *curr_gw;  /* rcu protected pointer */
 	atomic_t reselect;
 };
+/**
+ * struct batadv_priv_vis - per mesh interface vis data
+ * @send_list: list of batadv_vis_info packets to sent
+ * @hash: hash table containing vis data from other nodes in the network
+ * @hash_lock: lock protecting the hash table
+ * @list_lock: lock protecting my_info::recv_list
+ * @work: work queue callback item for vis packet sending
+ * @my_info: holds this node's vis data sent on a regular basis
+ */
 struct batadv_priv_vis {
 	struct list_head send_list;
 	struct batadv_hashtable *hash;
 	spinlock_t hash_lock; /* protects hash */
-	spinlock_t list_lock; /* protects info::recv_list */
+	spinlock_t list_lock; /* protects my_info::recv_list */
 	struct delayed_work work;
 	struct batadv_vis_info *my_info;
 };
@@ -264,36 +427,78 @@ struct batadv_priv_dat {
 };
 #endif
+/**
+ * struct batadv_priv - per mesh interface data
+ * @mesh_state: current status of the mesh (inactive/active/deactivating)
+ * @soft_iface: net device which holds this struct as private data
+ * @stats: structure holding the data for the ndo_get_stats() call
+ * @bat_counters: mesh internal traffic statistic counters (see batadv_counters)
+ * @aggregated_ogms: bool indicating whether OGM aggregation is enabled
+ * @bonding: bool indicating whether traffic bonding is enabled
+ * @fragmentation: bool indicating whether traffic fragmentation is enabled
+ * @ap_isolation: bool indicating whether ap isolation is enabled
+ * @bridge_loop_avoidance: bool indicating whether bridge loop avoidance is
+ *  enabled
+ * @distributed_arp_table: bool indicating whether distributed ARP table is
+ *  enabled
+ * @vis_mode: vis operation: client or server (see batadv_vis_packettype)
+ * @gw_mode: gateway operation: off, client or server (see batadv_gw_modes)
+ * @gw_sel_class: gateway selection class (applies if gw_mode client)
+ * @gw_bandwidth: gateway announced bandwidth (applies if gw_mode server)
+ * @orig_interval: OGM broadcast interval in milliseconds
+ * @hop_penalty: penalty which will be applied to an OGM's tq-field on every hop
+ * @log_level: configured log level (see batadv_dbg_level)
+ * @bcast_seqno: last sent broadcast packet sequence number
+ * @bcast_queue_left: number of remaining buffered broadcast packet slots
+ * @batman_queue_left: number of remaining OGM packet slots
+ * @num_ifaces: number of interfaces assigned to this mesh interface
+ * @mesh_obj: kobject for sysfs mesh subdirectory
+ * @debug_dir: dentry for debugfs batman-adv subdirectory
+ * @forw_bat_list: list of aggregated OGMs that will be forwarded
+ * @forw_bcast_list: list of broadcast packets that will be rebroadcasted
+ * @orig_hash: hash table containing mesh participants (orig nodes)
+ * @forw_bat_list_lock: lock protecting forw_bat_list
+ * @forw_bcast_list_lock: lock protecting forw_bcast_list
+ * @orig_work: work queue callback item for orig node purging
+ * @cleanup_work: work queue callback item for soft interface deinit
+ * @primary_if: one of the hard interfaces assigned to this mesh interface
+ *  becomes the primary interface
+ * @bat_algo_ops: routing algorithm used by this mesh interface
+ * @bla: bridge loope avoidance data
+ * @debug_log: holding debug logging relevant data
+ * @gw: gateway data
+ * @tt: translation table data
+ * @vis: vis data
+ * @dat: distributed arp table data
+ */
 struct batadv_priv {
 	atomic_t mesh_state;
+	struct net_device *soft_iface;
 	struct net_device_stats stats;
 	uint64_t __percpu *bat_counters; /* Per cpu counters */
-	atomic_t aggregated_ogms;	/* boolean */
+	atomic_t aggregated_ogms;
-	atomic_t bonding;		/* boolean */
+	atomic_t bonding;
-	atomic_t fragmentation;		/* boolean */
+	atomic_t fragmentation;
-	atomic_t ap_isolation;		/* boolean */
+	atomic_t ap_isolation;
 #ifdef CONFIG_BATMAN_ADV_BLA
-	atomic_t bridge_loop_avoidance;	/* boolean */
+	atomic_t bridge_loop_avoidance;
 #endif
 #ifdef CONFIG_BATMAN_ADV_DAT
-	atomic_t distributed_arp_table;	/* boolean */
+	atomic_t distributed_arp_table;
 #endif
-	atomic_t vis_mode;		/* VIS_TYPE_* */
+	atomic_t vis_mode;
-	atomic_t gw_mode;		/* GW_MODE_* */
+	atomic_t gw_mode;
-	atomic_t gw_sel_class;		/* uint */
+	atomic_t gw_sel_class;
-	atomic_t gw_bandwidth;		/* gw bandwidth */
+	atomic_t gw_bandwidth;
-	atomic_t orig_interval;		/* uint */
+	atomic_t orig_interval;
-	atomic_t hop_penalty;		/* uint */
+	atomic_t hop_penalty;
 #ifdef CONFIG_BATMAN_ADV_DEBUG
-	atomic_t log_level;		/* uint */
+	atomic_t log_level;
 #endif
 	atomic_t bcast_seqno;
 	atomic_t bcast_queue_left;
 	atomic_t batman_queue_left;
 	char num_ifaces;
-#ifdef CONFIG_BATMAN_ADV_DEBUG
-	struct batadv_debug_log *debug_log;
-#endif
 	struct kobject *mesh_obj;
 	struct dentry *debug_dir;
 	struct hlist_head forw_bat_list;
@@ -302,10 +507,14 @@ struct batadv_priv {
 	spinlock_t forw_bat_list_lock; /* protects forw_bat_list */
 	spinlock_t forw_bcast_list_lock; /* protects forw_bcast_list */
 	struct delayed_work orig_work;
+	struct work_struct cleanup_work;
 	struct batadv_hard_iface __rcu *primary_if;  /* rcu protected pointer */
 	struct batadv_algo_ops *bat_algo_ops;
 #ifdef CONFIG_BATMAN_ADV_BLA
 	struct batadv_priv_bla bla;
+#endif
+#ifdef CONFIG_BATMAN_ADV_DEBUG
+	struct batadv_priv_debug_log *debug_log;
 #endif
 	struct batadv_priv_gw gw;
 	struct batadv_priv_tt tt;
@@ -315,21 +524,97 @@ struct batadv_priv {
 #endif
 };
+/**
+ * struct batadv_socket_client - layer2 icmp socket client data
+ * @queue_list: packet queue for packets destined for this socket client
+ * @queue_len: number of packets in the packet queue (queue_list)
+ * @index: socket client's index in the batadv_socket_client_hash
+ * @lock: lock protecting queue_list, queue_len & index
+ * @queue_wait: socket client's wait queue
+ * @bat_priv: pointer to soft_iface this client belongs to
+ */
 struct batadv_socket_client {
 	struct list_head queue_list;
 	unsigned int queue_len;
 	unsigned char index;
-	spinlock_t lock; /* protects queue_list, queue_len, index */
+	spinlock_t lock; /* protects queue_list, queue_len & index */
 	wait_queue_head_t queue_wait;
 	struct batadv_priv *bat_priv;
 };
+/**
+ * struct batadv_socket_packet - layer2 icmp packet for socket client
+ * @list: list node for batadv_socket_client::queue_list
+ * @icmp_len: size of the layer2 icmp packet
+ * @icmp_packet: layer2 icmp packet
+ */
 struct batadv_socket_packet {
 	struct list_head list;
 	size_t icmp_len;
 	struct batadv_icmp_packet_rr icmp_packet;
 };
+/**
+ * struct batadv_bla_backbone_gw - batman-adv gateway bridged into the LAN
+ * @orig: originator address of backbone node (mac address of primary iface)
+ * @vid: vlan id this gateway was detected on
+ * @hash_entry: hlist node for batadv_priv_bla::backbone_hash
+ * @bat_priv: pointer to soft_iface this backbone gateway belongs to
+ * @lasttime: last time we heard of this backbone gw
+ * @wait_periods: grace time for bridge forward delays and bla group forming at
+ *  bootup phase - no bcast traffic is formwared until it has elapsed
+ * @request_sent: if this bool is set to true we are out of sync with this
+ *  backbone gateway - no bcast traffic is formwared until the situation was
+ *  resolved
+ * @crc: crc16 checksum over all claims
+ * @refcount: number of contexts the object is used
+ * @rcu: struct used for freeing in an RCU-safe manner
+ */
+#ifdef CONFIG_BATMAN_ADV_BLA
+struct batadv_bla_backbone_gw {
+	uint8_t orig[ETH_ALEN];
+	short vid;
+	struct hlist_node hash_entry;
+	struct batadv_priv *bat_priv;
+	unsigned long lasttime;
+	atomic_t wait_periods;
+	atomic_t request_sent;
+	uint16_t crc;
+	atomic_t refcount;
+	struct rcu_head rcu;
+};
+/**
+ * struct batadv_bla_claim - claimed non-mesh client structure
+ * @addr: mac address of claimed non-mesh client
+ * @vid: vlan id this client was detected on
+ * @batadv_bla_backbone_gw: pointer to backbone gw claiming this client
+ * @lasttime: last time we heard of claim (locals only)
+ * @hash_entry: hlist node for batadv_priv_bla::claim_hash
+ * @refcount: number of contexts the object is used
+ * @rcu: struct used for freeing in an RCU-safe manner
+ */
+struct batadv_bla_claim {
+	uint8_t addr[ETH_ALEN];
+	short vid;
+	struct batadv_bla_backbone_gw *backbone_gw;
+	unsigned long lasttime;
+	struct hlist_node hash_entry;
+	struct rcu_head rcu;
+	atomic_t refcount;
+};
+#endif
+/**
+ * struct batadv_tt_common_entry - tt local & tt global common data
+ * @addr: mac address of non-mesh client
+ * @hash_entry: hlist node for batadv_priv_tt::local_hash or for
+ *  batadv_priv_tt::global_hash
+ * @flags: various state handling flags (see batadv_tt_client_flags)
+ * @added_at: timestamp used for purging stale tt common entries
+ * @refcount: number of contexts the object is used
+ * @rcu: struct used for freeing in an RCU-safe manner
+ */
 struct batadv_tt_common_entry {
 	uint8_t addr[ETH_ALEN];
 	struct hlist_node hash_entry;
@@ -339,62 +624,76 @@ struct batadv_tt_common_entry {
 	struct rcu_head rcu;
 };
+/**
+ * struct batadv_tt_local_entry - translation table local entry data
+ * @common: general translation table data
+ * @last_seen: timestamp used for purging stale tt local entries
+ */
 struct batadv_tt_local_entry {
 	struct batadv_tt_common_entry common;
 	unsigned long last_seen;
 };
+/**
+ * struct batadv_tt_global_entry - translation table global entry data
+ * @common: general translation table data
+ * @orig_list: list of orig nodes announcing this non-mesh client
+ * @list_lock: lock protecting orig_list
+ * @roam_at: time at which TT_GLOBAL_ROAM was set
+ */
 struct batadv_tt_global_entry {
 	struct batadv_tt_common_entry common;
 	struct hlist_head orig_list;
-	spinlock_t list_lock;	/* protects the list */
+	spinlock_t list_lock;	/* protects orig_list */
-	unsigned long roam_at; /* time at which TT_GLOBAL_ROAM was set */
+	unsigned long roam_at;
 };
+/**
+ * struct batadv_tt_orig_list_entry - orig node announcing a non-mesh client
+ * @orig_node: pointer to orig node announcing this non-mesh client
+ * @ttvn: translation table version number which added the non-mesh client
+ * @list: list node for batadv_tt_global_entry::orig_list
+ * @refcount: number of contexts the object is used
+ * @rcu: struct used for freeing in an RCU-safe manner
+ */
 struct batadv_tt_orig_list_entry {
 	struct batadv_orig_node *orig_node;
 	uint8_t ttvn;
-	atomic_t refcount;
-	struct rcu_head rcu;
 	struct hlist_node list;
-};
-#ifdef CONFIG_BATMAN_ADV_BLA
-struct batadv_backbone_gw {
-	uint8_t orig[ETH_ALEN];
-	short vid;		/* used VLAN ID */
-	struct hlist_node hash_entry;
-	struct batadv_priv *bat_priv;
-	unsigned long lasttime;	/* last time we heard of this backbone gw */
-	atomic_t wait_periods;
-	atomic_t request_sent;
 	atomic_t refcount;
 	struct rcu_head rcu;
-	uint16_t crc;		/* crc checksum over all claims */
-};
-struct batadv_claim {
-	uint8_t addr[ETH_ALEN];
-	short vid;
-	struct batadv_backbone_gw *backbone_gw;
-	unsigned long lasttime;	/* last time we heard of claim (locals only) */
-	struct rcu_head rcu;
-	atomic_t refcount;
-	struct hlist_node hash_entry;
 };
-#endif
+/**
+ * struct batadv_tt_change_node - structure for tt changes occured
+ * @list: list node for batadv_priv_tt::changes_list
+ * @change: holds the actual translation table diff data
+ */
 struct batadv_tt_change_node {
 	struct list_head list;
 	struct batadv_tt_change change;
 };
+/**
+ * struct batadv_tt_req_node - data to keep track of the tt requests in flight
+ * @addr: mac address address of the originator this request was sent to
+ * @issued_at: timestamp used for purging stale tt requests
+ * @list: list node for batadv_priv_tt::req_list
+ */
 struct batadv_tt_req_node {
 	uint8_t addr[ETH_ALEN];
 	unsigned long issued_at;
 	struct list_head list;
 };
+/**
+ * struct batadv_tt_roam_node - roaming client data
+ * @addr: mac address of the client in the roaming phase
+ * @counter: number of allowed roaming events per client within a single
+ *  OGM interval (changes are committed with each OGM)
+ * @first_time: timestamp used for purging stale roaming node entries
+ * @list: list node for batadv_priv_tt::roam_list
+ */
 struct batadv_tt_roam_node {
 	uint8_t addr[ETH_ALEN];
 	atomic_t counter;
@@ -402,8 +701,19 @@ struct batadv_tt_roam_node {
 	struct list_head list;
 };
-/*	forw_packet - structure for forw_list maintaining packets to be
+/**
- *	              send/forwarded
+ * struct batadv_forw_packet - structure for bcast packets to be sent/forwarded
+ * @list: list node for batadv_socket_client::queue_list
+ * @send_time: execution time for delayed_work (packet sending)
+ * @own: bool for locally generated packets (local OGMs are re-scheduled after
+ *  sending)
+ * @skb: bcast packet's skb buffer
+ * @packet_len: size of aggregated OGM packet inside the skb buffer
+ * @direct_link_flags: direct link flags for aggregated OGM packets
+ * @num_packets: counter for bcast packet retransmission
+ * @delayed_work: work queue callback item for packet sending
+ * @if_incoming: pointer incoming hard-iface or primary iface if locally
+ *  generated packet
 */
 struct batadv_forw_packet {
 	struct hlist_node list;
@@ -417,72 +727,98 @@ struct batadv_forw_packet {
 	struct batadv_hard_iface *if_incoming;
 };
-/* While scanning for vis-entries of a particular vis-originator
+/**
- * this list collects its interfaces to create a subgraph/cluster
+ * struct batadv_frag_packet_list_entry - storage for fragment packet
- * out of them later
+ * @list: list node for orig_node::frag_list
+ * @seqno: sequence number of the fragment
+ * @skb: fragment's skb buffer
 */
-struct batadv_if_list_entry {
-	uint8_t addr[ETH_ALEN];
-	bool primary;
-	struct hlist_node list;
-};
-struct batadv_debug_log {
-	char log_buff[BATADV_LOG_BUF_LEN];
-	unsigned long log_start;
-	unsigned long log_end;
-	spinlock_t lock; /* protects log_buff, log_start and log_end */
-	wait_queue_head_t queue_wait;
-};
 struct batadv_frag_packet_list_entry {
 	struct list_head list;
 	uint16_t seqno;
 	struct sk_buff *skb;
 };
+/**
+ * struct batadv_vis_info - local data for vis information
+ * @first_seen: timestamp used for purging stale vis info entries
+ * @recv_list: List of server-neighbors we have received this packet from. This
+ *  packet should not be re-forward to them again. List elements are struct
+ *  batadv_vis_recvlist_node
+ * @send_list: list of packets to be forwarded
+ * @refcount: number of contexts the object is used
+ * @hash_entry: hlist node for batadv_priv_vis::hash
+ * @bat_priv: pointer to soft_iface this orig node belongs to
+ * @skb_packet: contains the vis packet
+ */
 struct batadv_vis_info {
 	unsigned long first_seen;
-	/* list of server-neighbors we received a vis-packet
-	 * from.  we should not reply to them.
-	 */
 	struct list_head recv_list;
 	struct list_head send_list;
 	struct kref refcount;
 	struct hlist_node hash_entry;
 	struct batadv_priv *bat_priv;
-	/* this packet might be part of the vis send queue. */
 	struct sk_buff *skb_packet;
-	/* vis_info may follow here */
 } __packed;
+/**
+ * struct batadv_vis_info_entry - contains link information for vis
+ * @src: source MAC of the link, all zero for local TT entry
+ * @dst: destination MAC of the link, client mac address for local TT entry
+ * @quality: transmission quality of the link, or 0 for local TT entry
+ */
 struct batadv_vis_info_entry {
 	uint8_t  src[ETH_ALEN];
 	uint8_t  dest[ETH_ALEN];
-	uint8_t  quality;	/* quality = 0 client */
+	uint8_t  quality;
 } __packed;
-struct batadv_recvlist_node {
+/**
+ * struct batadv_vis_recvlist_node - list entry for batadv_vis_info::recv_list
+ * @list: list node for batadv_vis_info::recv_list
+ * @mac: MAC address of the originator from where the vis_info was received
+ */
+struct batadv_vis_recvlist_node {
 	struct list_head list;
 	uint8_t mac[ETH_ALEN];
 };
+/**
+ * struct batadv_vis_if_list_entry - auxiliary data for vis data generation
+ * @addr: MAC address of the interface
+ * @primary: true if this interface is the primary interface
+ * @list: list node the interface list
+ *
+ * While scanning for vis-entries of a particular vis-originator
+ * this list collects its interfaces to create a subgraph/cluster
+ * out of them later
+ */
+struct batadv_vis_if_list_entry {
+	uint8_t addr[ETH_ALEN];
+	bool primary;
+	struct hlist_node list;
+};
+/**
+ * struct batadv_algo_ops - mesh algorithm callbacks
+ * @list: list node for the batadv_algo_list
+ * @name: name of the algorithm
+ * @bat_iface_enable: init routing info when hard-interface is enabled
+ * @bat_iface_disable: de-init routing info when hard-interface is disabled
+ * @bat_iface_update_mac: (re-)init mac addresses of the protocol information
+ *  belonging to this hard-interface
+ * @bat_primary_iface_set: called when primary interface is selected / changed
+ * @bat_ogm_schedule: prepare a new outgoing OGM for the send queue
+ * @bat_ogm_emit: send scheduled OGM
+ */
 struct batadv_algo_ops {
 	struct hlist_node list;
 	char *name;
-	/* init routing info when hard-interface is enabled */
 	int (*bat_iface_enable)(struct batadv_hard_iface *hard_iface);
-	/* de-init routing info when hard-interface is disabled */
 	void (*bat_iface_disable)(struct batadv_hard_iface *hard_iface);
-	/* (re-)init mac addresses of the protocol information
-	 * belonging to this hard-interface
-	 */
 	void (*bat_iface_update_mac)(struct batadv_hard_iface *hard_iface);
-	/* called when primary interface is selected / changed */
 	void (*bat_primary_iface_set)(struct batadv_hard_iface *hard_iface);
-	/* prepare a new outgoing OGM for the send queue */
 	void (*bat_ogm_schedule)(struct batadv_hard_iface *hard_iface);
-	/* send scheduled OGM */
 	void (*bat_ogm_emit)(struct batadv_forw_packet *forw_packet);
 };

--- a/net/batman-adv/unicast.c
+++ b/net/batman-adv/unicast.c
-/* Copyright (C) 2010-2012 B.A.T.M.A.N. contributors:
+/* Copyright (C) 2010-2013 B.A.T.M.A.N. contributors:
 *
 * Andreas Langer
 *

--- a/net/batman-adv/unicast.h
+++ b/net/batman-adv/unicast.h
-/* Copyright (C) 2010-2012 B.A.T.M.A.N. contributors:
+/* Copyright (C) 2010-2013 B.A.T.M.A.N. contributors:
 *
 * Andreas Langer
 *

--- a/net/batman-adv/vis.c
+++ b/net/batman-adv/vis.c
-/* Copyright (C) 2008-2012 B.A.T.M.A.N. contributors:
+/* Copyright (C) 2008-2013 B.A.T.M.A.N. contributors:
 *
 * Simon Wunderlich
 *
@@ -31,14 +31,12 @@
 /* hash class keys */
 static struct lock_class_key batadv_vis_hash_lock_class_key;
-static void batadv_start_vis_timer(struct batadv_priv *bat_priv);
 /* free the info */
 static void batadv_free_info(struct kref *ref)
 {
 	struct batadv_vis_info *info;
 	struct batadv_priv *bat_priv;
-	struct batadv_recvlist_node *entry, *tmp;
+	struct batadv_vis_recvlist_node *entry, *tmp;
 	info = container_of(ref, struct batadv_vis_info, refcount);
 	bat_priv = info->bat_priv;
@@ -129,7 +127,7 @@ static void batadv_vis_data_insert_interface(const uint8_t *interface,
 					     struct hlist_head *if_list,
 					     bool primary)
 {
-	struct batadv_if_list_entry *entry;
+	struct batadv_vis_if_list_entry *entry;
 	struct hlist_node *pos;
 	hlist_for_each_entry(entry, pos, if_list, list) {
@@ -149,7 +147,7 @@ static void batadv_vis_data_insert_interface(const uint8_t *interface,
 static void batadv_vis_data_read_prim_sec(struct seq_file *seq,
 					  const struct hlist_head *if_list)
 {
-	struct batadv_if_list_entry *entry;
+	struct batadv_vis_if_list_entry *entry;
 	struct hlist_node *pos;
 	hlist_for_each_entry(entry, pos, if_list, list) {
@@ -199,7 +197,7 @@ static void batadv_vis_data_read_entries(struct seq_file *seq,
 					 struct batadv_vis_info_entry *entries)
 {
 	int i;
-	struct batadv_if_list_entry *entry;
+	struct batadv_vis_if_list_entry *entry;
 	struct hlist_node *pos;
 	hlist_for_each_entry(entry, pos, list, list) {
@@ -225,7 +223,7 @@ static void batadv_vis_seq_print_text_bucket(struct seq_file *seq,
 	struct batadv_vis_packet *packet;
 	uint8_t *entries_pos;
 	struct batadv_vis_info_entry *entries;
-	struct batadv_if_list_entry *entry;
+	struct batadv_vis_if_list_entry *entry;
 	struct hlist_node *pos, *n;
 	HLIST_HEAD(vis_if_list);
@@ -307,7 +305,7 @@ static void batadv_send_list_del(struct batadv_vis_info *info)
 static void batadv_recv_list_add(struct batadv_priv *bat_priv,
 				 struct list_head *recv_list, const char *mac)
 {
-	struct batadv_recvlist_node *entry;
+	struct batadv_vis_recvlist_node *entry;
 	entry = kmalloc(sizeof(*entry), GFP_ATOMIC);
 	if (!entry)
@@ -324,7 +322,7 @@ static int batadv_recv_list_is_in(struct batadv_priv *bat_priv,
 				  const struct list_head *recv_list,
 				  const char *mac)
 {
-	const struct batadv_recvlist_node *entry;
+	const struct batadv_vis_recvlist_node *entry;
 	spin_lock_bh(&bat_priv->vis.list_lock);
 	list_for_each_entry(entry, recv_list, list) {
@@ -830,7 +828,9 @@ static void batadv_send_vis_packets(struct work_struct *work)
 		kref_put(&info->refcount, batadv_free_info);
 	}
 	spin_unlock_bh(&bat_priv->vis.hash_lock);
-	batadv_start_vis_timer(bat_priv);
+	queue_delayed_work(batadv_event_workqueue, &bat_priv->vis.work,
+			   msecs_to_jiffies(BATADV_VIS_INTERVAL));
 }
 /* init the vis server. this may only be called when if_list is already
@@ -900,7 +900,11 @@ int batadv_vis_init(struct batadv_priv *bat_priv)
 	}
 	spin_unlock_bh(&bat_priv->vis.hash_lock);
-	batadv_start_vis_timer(bat_priv);
+	INIT_DELAYED_WORK(&bat_priv->vis.work, batadv_send_vis_packets);
+	queue_delayed_work(batadv_event_workqueue, &bat_priv->vis.work,
+			   msecs_to_jiffies(BATADV_VIS_INTERVAL));
 	return 0;
 free_info:
@@ -937,11 +941,3 @@ void batadv_vis_quit(struct batadv_priv *bat_priv)
 	bat_priv->vis.my_info = NULL;
 	spin_unlock_bh(&bat_priv->vis.hash_lock);
 }
-/* schedule packets for (re)transmission */
-static void batadv_start_vis_timer(struct batadv_priv *bat_priv)
-{
-	INIT_DELAYED_WORK(&bat_priv->vis.work, batadv_send_vis_packets);
-	queue_delayed_work(batadv_event_workqueue, &bat_priv->vis.work,
-			   msecs_to_jiffies(BATADV_VIS_INTERVAL));
-}
--- a/net/batman-adv/vis.h
+++ b/net/batman-adv/vis.h
-/* Copyright (C) 2008-2012 B.A.T.M.A.N. contributors:
+/* Copyright (C) 2008-2013 B.A.T.M.A.N. contributors:
 *
 * Simon Wunderlich, Marek Lindner
 *