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Diffstat (limited to 'net/tipc/bcast.c')
-rw-r--r--net/tipc/bcast.c31
1 files changed, 26 insertions, 5 deletions
diff --git a/net/tipc/bcast.c b/net/tipc/bcast.c
index a816382fc8af..8b010c976b2f 100644
--- a/net/tipc/bcast.c
+++ b/net/tipc/bcast.c
@@ -316,6 +316,29 @@ void tipc_bclink_update_link_state(struct tipc_node *n_ptr,
}
}
+void tipc_bclink_sync_state(struct tipc_node *n, struct tipc_msg *hdr)
+{
+ u16 last = msg_last_bcast(hdr);
+ int mtyp = msg_type(hdr);
+
+ if (unlikely(msg_user(hdr) != LINK_PROTOCOL))
+ return;
+ if (mtyp == STATE_MSG) {
+ tipc_bclink_update_link_state(n, last);
+ return;
+ }
+ /* Compatibility: older nodes don't know BCAST_PROTOCOL synchronization,
+ * and transfer synch info in LINK_PROTOCOL messages.
+ */
+ if (tipc_node_is_up(n))
+ return;
+ if ((mtyp != RESET_MSG) && (mtyp != ACTIVATE_MSG))
+ return;
+ n->bclink.last_sent = last;
+ n->bclink.last_in = last;
+ n->bclink.oos_state = 0;
+}
+
/**
* bclink_peek_nack - monitor retransmission requests sent by other nodes
*
@@ -358,10 +381,9 @@ int tipc_bclink_xmit(struct net *net, struct sk_buff_head *list)
/* Prepare clone of message for local node */
skb = tipc_msg_reassemble(list);
- if (unlikely(!skb)) {
- __skb_queue_purge(list);
+ if (unlikely(!skb))
return -EHOSTUNREACH;
- }
+
/* Broadcast to all nodes */
if (likely(bclink)) {
tipc_bclink_lock(net);
@@ -413,7 +435,7 @@ static void bclink_accept_pkt(struct tipc_node *node, u32 seqno)
* all nodes in the cluster don't ACK at the same time
*/
if (((seqno - tn->own_addr) % TIPC_MIN_LINK_WIN) == 0) {
- tipc_link_proto_xmit(node->active_links[node->addr & 1],
+ tipc_link_proto_xmit(node_active_link(node, node->addr),
STATE_MSG, 0, 0, 0, 0);
tn->bcl->stats.sent_acks++;
}
@@ -925,7 +947,6 @@ int tipc_bclink_init(struct net *net)
tipc_link_set_queue_limits(bcl, BCLINK_WIN_DEFAULT);
bcl->bearer_id = MAX_BEARERS;
rcu_assign_pointer(tn->bearer_list[MAX_BEARERS], &bcbearer->bearer);
- bcl->state = WORKING_WORKING;
bcl->pmsg = (struct tipc_msg *)&bcl->proto_msg;
msg_set_prevnode(bcl->pmsg, tn->own_addr);
strlcpy(bcl->name, tipc_bclink_name, TIPC_MAX_LINK_NAME);