Merge branch 'tipc-Jun24-2011' of git://git.kernel.org/pub/scm/linux/…

…kernel/git/paulg/net-next-2.6

net/tipc/bcast.c

@@ -552,12 +552,16 @@ static int tipc_bcbearer_send(struct sk_buff *buf,
 	if (likely(!msg_non_seq(buf_msg(buf)))) {
 		struct tipc_msg *msg;
 
-		assert(tipc_bcast_nmap.count != 0);
 		bcbuf_set_acks(buf, tipc_bcast_nmap.count);
 		msg = buf_msg(buf);
 		msg_set_non_seq(msg, 1);
 		msg_set_mc_netid(msg, tipc_net_id);
 		bcl->stats.sent_info++;
+
+		if (WARN_ON(!tipc_bcast_nmap.count)) {
+			dump_stack();
+			return 0;
+		}
 	}
 
 	/* Send buffer over bearers until all targets reached */

net/tipc/bearer.c

@@ -402,7 +402,6 @@ void tipc_bearer_lock_push(struct tipc_bearer *b_ptr)
 void tipc_continue(struct tipc_bearer *b_ptr)
 {
 	spin_lock_bh(&b_ptr->lock);
-	b_ptr->continue_count++;
 	if (!list_empty(&b_ptr->cong_links))
 		tipc_k_signal((Handler)tipc_bearer_lock_push, (unsigned long)b_ptr);
 	b_ptr->blocked = 0;

net/tipc/bearer.h

@@ -107,7 +107,6 @@ struct media {
  * @link_req: ptr to (optional) structure making periodic link setup requests
  * @links: list of non-congested links associated with bearer
  * @cong_links: list of congested links associated with bearer
- * @continue_count: # of times bearer has resumed after congestion or blocking
  * @active: non-zero if bearer structure is represents a bearer
  * @net_plane: network plane ('A' through 'H') currently associated with bearer
  * @nodes: indicates which nodes in cluster can be reached through bearer
@@ -129,7 +128,6 @@ struct tipc_bearer {
 	struct link_req *link_req;
 	struct list_head links;
 	struct list_head cong_links;
-	u32 continue_count;
 	int active;
 	char net_plane;
 	struct tipc_node_map nodes;

net/tipc/core.h

@@ -61,12 +61,6 @@
 struct tipc_msg;	/* msg.h */
 struct print_buf;	/* log.h */
 
-/*
- * TIPC sanity test macros
- */
-
-#define assert(i)  BUG_ON(!(i))
-
 /*
  * TIPC system monitoring code
  */

net/tipc/link.c

@@ -1572,7 +1572,7 @@ static struct sk_buff *link_insert_deferred_queue(struct link *l_ptr,
 static int link_recv_buf_validate(struct sk_buff *buf)
 {
 	static u32 min_data_hdr_size[8] = {
-		SHORT_H_SIZE, MCAST_H_SIZE, LONG_H_SIZE, DIR_MSG_H_SIZE,
+		SHORT_H_SIZE, MCAST_H_SIZE, NAMED_H_SIZE, BASIC_H_SIZE,
 		MAX_H_SIZE, MAX_H_SIZE, MAX_H_SIZE, MAX_H_SIZE
 		};
 
@@ -2553,7 +2553,7 @@ int tipc_link_recv_fragment(struct sk_buff **pending, struct sk_buff **fb,
 		u32 msg_sz = msg_size(imsg);
 		u32 fragm_sz = msg_data_sz(fragm);
 		u32 exp_fragm_cnt = msg_sz/fragm_sz + !!(msg_sz % fragm_sz);
-		u32 max =  TIPC_MAX_USER_MSG_SIZE + LONG_H_SIZE;
+		u32 max =  TIPC_MAX_USER_MSG_SIZE + NAMED_H_SIZE;
 		if (msg_type(imsg) == TIPC_MCAST_MSG)
 			max = TIPC_MAX_USER_MSG_SIZE + MCAST_H_SIZE;
 		if (msg_size(imsg) > max) {
@@ -2882,7 +2882,7 @@ static int tipc_link_stats(const char *name, char *buf, const u32 buf_size)
 		profile_total = 1;
 	tipc_printf(&pb, "  TX profile sample:%u packets  average:%u octets\n"
 			 "  0-64:%u%% -256:%u%% -1024:%u%% -4096:%u%% "
-			 "-16354:%u%% -32768:%u%% -66000:%u%%\n",
+			 "-16384:%u%% -32768:%u%% -66000:%u%%\n",
 		    l_ptr->stats.msg_length_counts,
 		    l_ptr->stats.msg_lengths_total / profile_total,
 		    percent(l_ptr->stats.msg_length_profile[0], profile_total),

net/tipc/msg.c

@@ -61,10 +61,8 @@ void tipc_msg_init(struct tipc_msg *m, u32 user, u32 type,
 	msg_set_size(m, hsize);
 	msg_set_prevnode(m, tipc_own_addr);
 	msg_set_type(m, type);
-	if (!msg_short(m)) {
-		msg_set_orignode(m, tipc_own_addr);
-		msg_set_destnode(m, destnode);
-	}
+	msg_set_orignode(m, tipc_own_addr);
+	msg_set_destnode(m, destnode);
 }
 
 /**

net/tipc/msg.h

@@ -68,10 +68,10 @@
  * Message header sizes
  */
 
-#define SHORT_H_SIZE              24	/* Connected, in-cluster messages */
-#define DIR_MSG_H_SIZE            32	/* Directly addressed messages */
-#define LONG_H_SIZE               40	/* Named messages */
-#define MCAST_H_SIZE              44	/* Multicast messages */
+#define SHORT_H_SIZE              24	/* In-cluster basic payload message */
+#define BASIC_H_SIZE              32	/* Basic payload message */
+#define NAMED_H_SIZE              40	/* Named payload message */
+#define MCAST_H_SIZE              44	/* Multicast payload message */
 #define INT_H_SIZE                40	/* Internal messages */
 #define MIN_H_SIZE                24	/* Smallest legal TIPC header size */
 #define MAX_H_SIZE                60	/* Largest possible TIPC header size */
@@ -310,26 +310,6 @@ static inline void msg_set_seqno(struct tipc_msg *m, u32 n)
 	msg_set_bits(m, 2, 0, 0xffff, n);
 }
 
-/*
- * TIPC may utilize the "link ack #" and "link seq #" fields of a short
- * message header to hold the destination node for the message, since the
- * normal "dest node" field isn't present.  This cache is only referenced
- * when required, so populating the cache of a longer message header is
- * harmless (as long as the header has the two link sequence fields present).
- *
- * Note: Host byte order is OK here, since the info never goes off-card.
- */
-
-static inline u32 msg_destnode_cache(struct tipc_msg *m)
-{
-	return m->hdr[2];
-}
-
-static inline void msg_set_destnode_cache(struct tipc_msg *m, u32 dnode)
-{
-	m->hdr[2] = dnode;
-}
-
 /*
  * Words 3-10
  */
@@ -377,7 +357,7 @@ static inline void msg_set_mc_netid(struct tipc_msg *m, u32 p)
 
 static inline int msg_short(struct tipc_msg *m)
 {
-	return msg_hdr_sz(m) == 24;
+	return msg_hdr_sz(m) == SHORT_H_SIZE;
 }
 
 static inline u32 msg_orignode(struct tipc_msg *m)
@@ -635,7 +615,7 @@ static inline u32 msg_link_selector(struct tipc_msg *m)
 
 static inline void msg_set_link_selector(struct tipc_msg *m, u32 n)
 {
-	msg_set_bits(m, 4, 0, 1, (n & 1));
+	msg_set_bits(m, 4, 0, 1, n);
 }
 
 /*
@@ -659,7 +639,7 @@ static inline u32 msg_probe(struct tipc_msg *m)
 
 static inline void msg_set_probe(struct tipc_msg *m, u32 val)
 {
-	msg_set_bits(m, 5, 0, 1, (val & 1));
+	msg_set_bits(m, 5, 0, 1, val);
 }
 
 static inline char msg_net_plane(struct tipc_msg *m)

net/tipc/name_distr.c

@@ -94,13 +94,13 @@ static void publ_to_item(struct distr_item *i, struct publication *p)
 
 static struct sk_buff *named_prepare_buf(u32 type, u32 size, u32 dest)
 {
-	struct sk_buff *buf = tipc_buf_acquire(LONG_H_SIZE + size);
+	struct sk_buff *buf = tipc_buf_acquire(INT_H_SIZE + size);
 	struct tipc_msg *msg;
 
 	if (buf != NULL) {
 		msg = buf_msg(buf);
-		tipc_msg_init(msg, NAME_DISTRIBUTOR, type, LONG_H_SIZE, dest);
-		msg_set_size(msg, LONG_H_SIZE + size);
+		tipc_msg_init(msg, NAME_DISTRIBUTOR, type, INT_H_SIZE, dest);
+		msg_set_size(msg, INT_H_SIZE + size);
 	}
 	return buf;
 }