1 files changed, 17 insertions, 0 deletions

diff --git a/net/tipc/node.h b/net/tipc/node.h
index 9087063793f2..b61716a8218e 100644
--- a/net/tipc/node.h
+++ b/net/tipc/node.h
@@ -41,6 +41,7 @@
 #include "addr.h"
 #include "net.h"
 #include "bearer.h"
+#include "msg.h"
 
 /*
  * Out-of-range value for node signature
@@ -105,6 +106,7 @@ struct tipc_node {
         spinlock_t lock;
         struct hlist_node hash;
         struct tipc_link *active_links[2];
+        u32 act_mtus[2];
         struct tipc_link *links[MAX_BEARERS];
         unsigned int action_flags;
         struct tipc_node_bclink bclink;
@@ -143,4 +145,19 @@ static inline bool tipc_node_blocked(struct tipc_node *node)
                 TIPC_NOTIFY_NODE_DOWN | TIPC_WAIT_OWN_LINKS_DOWN));
 }
 
+static inline uint tipc_node_get_mtu(u32 addr, u32 selector)
+{
+        struct tipc_node *node;
+        u32 mtu;
+
+        node = tipc_node_find(addr);
+
+        if (likely(node))
+                mtu = node->act_mtus[selector & 1];
+        else
+                mtu = MAX_MSG_SIZE;
+
+        return mtu;
+}
+
 #endif