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-rw-r--r--net/tipc/bearer.h10
1 files changed, 10 insertions, 0 deletions
diff --git a/net/tipc/bearer.h b/net/tipc/bearer.h
index 7f4c569594a5..ea0f3c49cbed 100644
--- a/net/tipc/bearer.h
+++ b/net/tipc/bearer.h
@@ -232,6 +232,16 @@ void tipc_bearer_xmit(struct net *net, u32 bearer_id,
struct tipc_media_addr *dst);
void tipc_bearer_bc_xmit(struct net *net, u32 bearer_id,
struct sk_buff_head *xmitq);
+void tipc_clone_to_loopback(struct net *net, struct sk_buff_head *pkts);
+int tipc_attach_loopback(struct net *net);
+void tipc_detach_loopback(struct net *net);
+
+static inline void tipc_loopback_trace(struct net *net,
+ struct sk_buff_head *pkts)
+{
+ if (unlikely(dev_nit_active(net->loopback_dev)))
+ tipc_clone_to_loopback(net, pkts);
+}
/* check if device MTU is too low for tipc headers */
static inline bool tipc_mtu_bad(struct net_device *dev, unsigned int reserve)