Merge branch 'batman-adv/next' of git://git.open-mesh.org/linux-merge

13 files changed, 71 insertions, 59 deletions

diff --git a/net/batman-adv/aggregation.c b/net/batman-adv/aggregation.c
index c583e04..69467fe 100644
--- a/net/batman-adv/aggregation.c
+++ b/net/batman-adv/aggregation.c
@@ -28,6 +28,7 @@
 
 /* return true if new_packet can be aggregated with forw_packet */
 static bool can_aggregate_with(const struct batman_packet *new_batman_packet,
+			       struct bat_priv *bat_priv,
 			       int packet_len,
 			       unsigned long send_time,
 			       bool directlink,
@@ -37,6 +38,8 @@ static bool can_aggregate_with(const struct batman_packet *new_batman_packet,
 	struct batman_packet *batman_packet =
 		(struct batman_packet *)forw_packet->skb->data;
 	int aggregated_bytes = forw_packet->packet_len + packet_len;
+	struct hard_iface *primary_if = NULL;
+	bool res = false;
 
 	/**
 	 * we can aggregate the current packet to this aggregated packet
@@ -61,6 +64,10 @@ static bool can_aggregate_with(const struct batman_packet *new_batman_packet,
 		 *    packet
 		 */
 
+		primary_if = primary_if_get_selected(bat_priv);
+		if (!primary_if)
+			goto out;
+
 		/* packets without direct link flag and high TTL
 		 * are flooded through the net  */
 		if ((!directlink) &&
@@ -70,8 +77,10 @@ static bool can_aggregate_with(const struct batman_packet *new_batman_packet,
 		    /* own packets originating non-primary
 		     * interfaces leave only that interface */
 		    ((!forw_packet->own) ||
-		     (forw_packet->if_incoming->if_num == 0)))
-			return true;
+		     (forw_packet->if_incoming == primary_if))) {
+			res = true;
+			goto out;
+		}
 
 		/* if the incoming packet is sent via this one
 		 * interface only - we still can aggregate */
@@ -84,11 +93,16 @@ static bool can_aggregate_with(const struct batman_packet *new_batman_packet,
 		     * (= secondary interface packets in general) */
 		    (batman_packet->flags & DIRECTLINK ||
 		     (forw_packet->own &&
-		      forw_packet->if_incoming->if_num != 0)))
-			return true;
+		      forw_packet->if_incoming != primary_if))) {
+			res = true;
+			goto out;
+		}
 	}
 
-	return false;
+out:
+	if (primary_if)
+		hardif_free_ref(primary_if);
+	return res;
 }
 
 /* create a new aggregated packet and add this packet to it */
@@ -210,6 +224,7 @@ void add_bat_packet_to_list(struct bat_priv *bat_priv,
 		hlist_for_each_entry(forw_packet_pos, tmp_node,
 				     &bat_priv->forw_bat_list, list) {
 			if (can_aggregate_with(batman_packet,
+					       bat_priv,
 					       packet_len,
 					       send_time,
 					       direct_link,
diff --git a/net/batman-adv/gateway_client.c b/net/batman-adv/gateway_client.c
index 8b25b52..056180e 100644
--- a/net/batman-adv/gateway_client.c
+++ b/net/batman-adv/gateway_client.c
@@ -487,10 +487,9 @@ int gw_client_seq_print_text(struct seq_file *seq, void *offset)
 	}
 
 	seq_printf(seq, "      %-12s (%s/%i) %17s [%10s]: gw_class ... "
-		   "[B.A.T.M.A.N. adv %s%s, MainIF/MAC: %s/%pM (%s)]\n",
+		   "[B.A.T.M.A.N. adv %s, MainIF/MAC: %s/%pM (%s)]\n",
 		   "Gateway", "#", TQ_MAX_VALUE, "Nexthop",
-		   "outgoingIF", SOURCE_VERSION, REVISION_VERSION_STR,
-		   primary_if->net_dev->name,
+		   "outgoingIF", SOURCE_VERSION, primary_if->net_dev->name,
 		   primary_if->net_dev->dev_addr, net_dev->name);
 
 	rcu_read_lock();
diff --git a/net/batman-adv/main.c b/net/batman-adv/main.c
index e367e69..b0f9068 100644
--- a/net/batman-adv/main.c
+++ b/net/batman-adv/main.c
@@ -58,9 +58,8 @@ static int __init batman_init(void)
 
 	register_netdevice_notifier(&hard_if_notifier);
 
-	pr_info("B.A.T.M.A.N. advanced %s%s (compatibility version %i) "
-		"loaded\n", SOURCE_VERSION, REVISION_VERSION_STR,
-		COMPAT_VERSION);
+	pr_info("B.A.T.M.A.N. advanced %s (compatibility version %i) "
+		"loaded\n", SOURCE_VERSION, COMPAT_VERSION);
 
 	return 0;
 }
@@ -184,8 +183,4 @@ MODULE_LICENSE("GPL");
 MODULE_AUTHOR(DRIVER_AUTHOR);
 MODULE_DESCRIPTION(DRIVER_DESC);
 MODULE_SUPPORTED_DEVICE(DRIVER_DEVICE);
-#ifdef REVISION_VERSION
-MODULE_VERSION(SOURCE_VERSION "-" REVISION_VERSION);
-#else
 MODULE_VERSION(SOURCE_VERSION);
-#endif
diff --git a/net/batman-adv/main.h b/net/batman-adv/main.h
index 4f293b5..a6df61a 100644
--- a/net/batman-adv/main.h
+++ b/net/batman-adv/main.h
@@ -27,8 +27,9 @@
 #define DRIVER_DESC   "B.A.T.M.A.N. advanced"
 #define DRIVER_DEVICE "batman-adv"
 
-#define SOURCE_VERSION "next"
-
+#ifndef SOURCE_VERSION
+#define SOURCE_VERSION "2011.3.0"
+#endif
 
 /* B.A.T.M.A.N. parameters */
 
@@ -144,12 +145,6 @@ enum dbg_level {
 #include <linux/seq_file.h>
 #include "types.h"
 
-#ifndef REVISION_VERSION
-#define REVISION_VERSION_STR ""
-#else
-#define REVISION_VERSION_STR " "REVISION_VERSION
-#endif
-
 extern struct list_head hardif_list;
 
 extern unsigned char broadcast_addr[];
diff --git a/net/batman-adv/originator.c b/net/batman-adv/originator.c
index 338b3c5..4cc94d4 100644
--- a/net/batman-adv/originator.c
+++ b/net/batman-adv/originator.c
@@ -430,9 +430,8 @@ int orig_seq_print_text(struct seq_file *seq, void *offset)
 		goto out;
 	}
 
-	seq_printf(seq, "[B.A.T.M.A.N. adv %s%s, MainIF/MAC: %s/%pM (%s)]\n",
-		   SOURCE_VERSION, REVISION_VERSION_STR,
-		   primary_if->net_dev->name,
+	seq_printf(seq, "[B.A.T.M.A.N. adv %s, MainIF/MAC: %s/%pM (%s)]\n",
+		   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",
diff --git a/net/batman-adv/packet.h b/net/batman-adv/packet.h
index c5f081d..590e4a6 100644
--- a/net/batman-adv/packet.h
+++ b/net/batman-adv/packet.h
@@ -78,10 +78,13 @@ enum tt_query_flags {
 	TT_FULL_TABLE = 1 << 2
 };
 
-/* TT_CHANGE flags */
-enum tt_change_flags {
-	TT_CHANGE_DEL  = 0x01,
-	TT_CLIENT_ROAM = 0x02
+/* TT_CLIENT flags.
+ * Flags from 1 to 1 << 7 are sent on the wire, while flags from 1 << 8 to
+ * 1 << 15 are used for local computation only */
+enum tt_client_flags {
+	TT_CLIENT_DEL     = 1 << 0,
+	TT_CLIENT_ROAM    = 1 << 1,
+	TT_CLIENT_NOPURGE = 1 << 8
 };
 
 struct batman_packet {
diff --git a/net/batman-adv/routing.c b/net/batman-adv/routing.c
index 0ce090c..2cb98be 100644
--- a/net/batman-adv/routing.c
+++ b/net/batman-adv/routing.c
@@ -1677,7 +1677,7 @@ int recv_bcast_packet(struct sk_buff *skb, struct hard_iface *recv_if)
 	spin_unlock_bh(&orig_node->bcast_seqno_lock);
 
 	/* rebroadcast packet */
-	add_bcast_packet_to_list(bat_priv, skb);
+	add_bcast_packet_to_list(bat_priv, skb, 1);
 
 	/* broadcast for me */
 	interface_rx(recv_if->soft_iface, skb, recv_if, hdr_size);
diff --git a/net/batman-adv/send.c b/net/batman-adv/send.c
index 7a2f082..4b8e11b 100644
--- a/net/batman-adv/send.c
+++ b/net/batman-adv/send.c
@@ -163,6 +163,7 @@ static void send_packet(struct forw_packet *forw_packet)
 	struct hard_iface *hard_iface;
 	struct net_device *soft_iface;
 	struct bat_priv *bat_priv;
+	struct hard_iface *primary_if = NULL;
 	struct batman_packet *batman_packet =
 		(struct batman_packet *)(forw_packet->skb->data);
 	int directlink = (batman_packet->flags & DIRECTLINK ? 1 : 0);
@@ -170,19 +171,23 @@ static void send_packet(struct forw_packet *forw_packet)
 	if (!forw_packet->if_incoming) {
 		pr_err("Error - can't forward packet: incoming iface not "
 		       "specified\n");
-		return;
+		goto out;
 	}
 
 	soft_iface = forw_packet->if_incoming->soft_iface;
 	bat_priv = netdev_priv(soft_iface);
 
 	if (forw_packet->if_incoming->if_status != IF_ACTIVE)
-		return;
+		goto out;
+
+	primary_if = primary_if_get_selected(bat_priv);
+	if (!primary_if)
+		goto out;
 
 	/* multihomed peer assumed */
 	/* non-primary OGMs are only broadcasted on their interface */
 	if ((directlink && (batman_packet->ttl == 1)) ||
-	    (forw_packet->own && (forw_packet->if_incoming->if_num > 0))) {
+	    (forw_packet->own && (forw_packet->if_incoming != primary_if))) {
 
 		/* FIXME: what about aggregated packets ? */
 		bat_dbg(DBG_BATMAN, bat_priv,
@@ -199,7 +204,7 @@ static void send_packet(struct forw_packet *forw_packet)
 				broadcast_addr);
 		forw_packet->skb = NULL;
 
-		return;
+		goto out;
 	}
 
 	/* broadcast on every interface */
@@ -211,6 +216,10 @@ static void send_packet(struct forw_packet *forw_packet)
 		send_packet_to_if(forw_packet, hard_iface);
 	}
 	rcu_read_unlock();
+
+out:
+	if (primary_if)
+		hardif_free_ref(primary_if);
 }
 
 static void realloc_packet_buffer(struct hard_iface *hard_iface,
@@ -455,7 +464,7 @@ static void _add_bcast_packet_to_list(struct bat_priv *bat_priv,
  * The skb is not consumed, so the caller should make sure that the
  * skb is freed. */
 int add_bcast_packet_to_list(struct bat_priv *bat_priv,
-			     const struct sk_buff *skb)
+			     const struct sk_buff *skb, unsigned long delay)
 {
 	struct hard_iface *primary_if = NULL;
 	struct forw_packet *forw_packet;
@@ -492,7 +501,7 @@ int add_bcast_packet_to_list(struct bat_priv *bat_priv,
 	/* how often did we send the bcast packet ? */
 	forw_packet->num_packets = 0;
 
-	_add_bcast_packet_to_list(bat_priv, forw_packet, 1);
+	_add_bcast_packet_to_list(bat_priv, forw_packet, delay);
 	return NETDEV_TX_OK;
 
 packet_free:
diff --git a/net/batman-adv/send.h b/net/batman-adv/send.h
index 633224a..1f2d1e8 100644
--- a/net/batman-adv/send.h
+++ b/net/batman-adv/send.h
@@ -31,7 +31,7 @@ void schedule_forward_packet(struct orig_node *orig_node,
 			     int directlink,
 			     struct hard_iface *if_outgoing);
 int add_bcast_packet_to_list(struct bat_priv *bat_priv,
-			     const struct sk_buff *skb);
+			     const struct sk_buff *skb, unsigned long delay);
 void send_outstanding_bat_packet(struct work_struct *work);
 void purge_outstanding_packets(struct bat_priv *bat_priv,
 			       const struct hard_iface *hard_iface);
diff --git a/net/batman-adv/soft-interface.c b/net/batman-adv/soft-interface.c
index 2dcdbb7..3f20332 100644
--- a/net/batman-adv/soft-interface.c
+++ b/net/batman-adv/soft-interface.c
@@ -634,7 +634,7 @@ static int interface_tx(struct sk_buff *skb, struct net_device *soft_iface)
 		bcast_packet->seqno =
 			htonl(atomic_inc_return(&bat_priv->bcast_seqno));
 
-		add_bcast_packet_to_list(bat_priv, skb);
+		add_bcast_packet_to_list(bat_priv, skb, 1);
 
 		/* a copy is stored in the bcast list, therefore removing
 		 * the original skb. */
diff --git a/net/batman-adv/translation-table.c b/net/batman-adv/translation-table.c
index 5f1fcd5..06d361d 100644
--- a/net/batman-adv/translation-table.c
+++ b/net/batman-adv/translation-table.c
@@ -143,8 +143,8 @@ static void tt_global_entry_free_ref(struct tt_global_entry *tt_global_entry)
 		kfree_rcu(tt_global_entry, rcu);
 }
 
-static void tt_local_event(struct bat_priv *bat_priv, uint8_t op,
-			   const uint8_t *addr, bool roaming)
+static void tt_local_event(struct bat_priv *bat_priv, const uint8_t *addr,
+			   uint8_t flags)
 {
 	struct tt_change_node *tt_change_node;
 
@@ -153,10 +153,7 @@ static void tt_local_event(struct bat_priv *bat_priv, uint8_t op,
 	if (!tt_change_node)
 		return;
 
-	tt_change_node->change.flags = op;
-	if (roaming)
-		tt_change_node->change.flags |= TT_CLIENT_ROAM;
-
+	tt_change_node->change.flags = flags;
 	memcpy(tt_change_node->change.addr, addr, ETH_ALEN);
 
 	spin_lock_bh(&bat_priv->tt_changes_list_lock);
@@ -203,21 +200,20 @@ void tt_local_add(struct net_device *soft_iface, const uint8_t *addr)
 	if (!tt_local_entry)
 		goto out;
 
-	tt_local_event(bat_priv, NO_FLAGS, addr, false);
-
 	bat_dbg(DBG_TT, bat_priv,
 		"Creating new local tt entry: %pM (ttvn: %d)\n", addr,
 		(uint8_t)atomic_read(&bat_priv->ttvn));
 
 	memcpy(tt_local_entry->addr, addr, ETH_ALEN);
 	tt_local_entry->last_seen = jiffies;
+	tt_local_entry->flags = NO_FLAGS;
 	atomic_set(&tt_local_entry->refcount, 2);
 
 	/* the batman interface mac address should never be purged */
 	if (compare_eth(addr, soft_iface->dev_addr))
-		tt_local_entry->never_purge = 1;
-	else
-		tt_local_entry->never_purge = 0;
+		tt_local_entry->flags |= TT_CLIENT_NOPURGE;
+
+	tt_local_event(bat_priv, addr, tt_local_entry->flags);
 
 	hash_add(bat_priv->tt_local_hash, compare_ltt, choose_orig,
 		 tt_local_entry, &tt_local_entry->hash_entry);
@@ -387,7 +383,9 @@ void tt_local_remove(struct bat_priv *bat_priv, const uint8_t *addr,
 	if (!tt_local_entry)
 		goto out;
 
-	tt_local_event(bat_priv, TT_CHANGE_DEL, tt_local_entry->addr, roaming);
+	tt_local_event(bat_priv, tt_local_entry->addr,
+		       tt_local_entry->flags | TT_CLIENT_DEL |
+		       (roaming ? TT_CLIENT_ROAM : NO_FLAGS));
 	tt_local_del(bat_priv, tt_local_entry, message);
 out:
 	if (tt_local_entry)
@@ -410,15 +408,15 @@ static void tt_local_purge(struct bat_priv *bat_priv)
 		spin_lock_bh(list_lock);
 		hlist_for_each_entry_safe(tt_local_entry, node, node_tmp,
 					  head, hash_entry) {
-			if (tt_local_entry->never_purge)
+			if (tt_local_entry->flags & TT_CLIENT_NOPURGE)
 				continue;
 
 			if (!is_out_of_time(tt_local_entry->last_seen,
 					    TT_LOCAL_TIMEOUT * 1000))
 				continue;
 
-			tt_local_event(bat_priv, TT_CHANGE_DEL,
-				       tt_local_entry->addr, false);
+			tt_local_event(bat_priv, tt_local_entry->addr,
+				       tt_local_entry->flags | TT_CLIENT_DEL);
 			atomic_dec(&bat_priv->num_local_tt);
 			bat_dbg(DBG_TT, bat_priv, "Deleting local "
 				"tt entry (%pM): timed out\n",
@@ -1335,7 +1333,7 @@ static void _tt_update_changes(struct bat_priv *bat_priv,
 	int i;
 
 	for (i = 0; i < tt_num_changes; i++) {
-		if ((tt_change + i)->flags & TT_CHANGE_DEL)
+		if ((tt_change + i)->flags & TT_CLIENT_DEL)
 			tt_global_del(bat_priv, orig_node,
 				      (tt_change + i)->addr,
 				      "tt removed by changes",
diff --git a/net/batman-adv/translation-table.h b/net/batman-adv/translation-table.h
index 1cd2d39..460e583 100644
--- a/net/batman-adv/translation-table.h
+++ b/net/batman-adv/translation-table.h
@@ -30,8 +30,7 @@ void tt_local_add(struct net_device *soft_iface, const uint8_t *addr);
 void tt_local_remove(struct bat_priv *bat_priv,
 		     const uint8_t *addr, const char *message, bool roaming);
 int tt_local_seq_print_text(struct seq_file *seq, void *offset);
-void tt_global_add_orig(struct bat_priv *bat_priv,
-			struct orig_node *orig_node,
+void tt_global_add_orig(struct bat_priv *bat_priv, struct orig_node *orig_node,
 			const unsigned char *tt_buff, int tt_buff_len);
 int tt_global_add(struct bat_priv *bat_priv,
 		  struct orig_node *orig_node, const unsigned char *addr,
diff --git a/net/batman-adv/types.h b/net/batman-adv/types.h
index 85cf1224..25bd1db 100644
--- a/net/batman-adv/types.h
+++ b/net/batman-adv/types.h
@@ -224,7 +224,7 @@ struct socket_packet {
 struct tt_local_entry {
 	uint8_t addr[ETH_ALEN];
 	unsigned long last_seen;
-	char never_purge;
+	uint16_t flags;
 	atomic_t refcount;
 	struct rcu_head rcu;
 	struct hlist_node hash_entry;
@@ -234,7 +234,7 @@ struct tt_global_entry {
 	uint8_t addr[ETH_ALEN];
 	struct orig_node *orig_node;
 	uint8_t ttvn;
-	uint8_t flags; /* only TT_GLOBAL_ROAM is used */
+	uint16_t flags; /* only TT_GLOBAL_ROAM is used */
 	unsigned long roam_at; /* time at which TT_GLOBAL_ROAM was set */
 	atomic_t refcount;
 	struct rcu_head rcu;