tipc: introduce per-link spinlock

[cascardo/linux.git] / net / tipc / node.h

diff --git a/net/tipc/node.h b/net/tipc/node.h
index dd79e97..8784907 100644 (file)
--- a/net/tipc/node.h
+++ b/net/tipc/node.h
@@ -69,6 +69,7 @@ enum {
 
 struct tipc_link_entry {
        struct tipc_link *link;
+       spinlock_t lock;   /* per-link */
        u32 mtu;
        struct sk_buff_head inputq;
        struct tipc_media_addr maddr;
@@ -86,7 +87,7 @@ struct tipc_bclink_entry {
  * struct tipc_node - TIPC node structure
  * @addr: network address of node
  * @ref: reference counter to node object
- * @lock: spinlock governing access to structure
+ * @lock: rwlock governing access to structure
  * @net: the applicable net namespace
  * @hash: links to adjacent nodes in unsorted hash chain
  * @inputq: pointer to input queue containing messages for msg event