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authorErik Hugne <erik.hugne@ericsson.com>2015-02-27 08:56:54 +0100
committerDavid S. Miller <davem@davemloft.net>2015-02-27 18:18:47 -0500
commit3622c36f37640078c9a706b71e02e6334c85f9e9 (patch)
tree18d030826acf2e7ff7ed57268c67b2a3fcd6b5a7 /net
parent247f6d0f8667fda408fbe0e503ab54a957be2ce5 (diff)
downloadop-kernel-dev-3622c36f37640078c9a706b71e02e6334c85f9e9.zip
op-kernel-dev-3622c36f37640078c9a706b71e02e6334c85f9e9.tar.gz
tipc: only create header copy for name distr messages
The TIPC name distributor pushes topology updates to the cluster neighbors. Currently this is done in a unicast manner, and the skb holding the update is cloned for each cluster member. This is unnecessary, as we only modify the destnode field in the header so we change it to do pskb_copy instead. Signed-off-by: Erik Hugne <erik.hugne@ericsson.com> Reviewed-by: Jon Maloy <jon.maloy@ericsson.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
-rw-r--r--net/tipc/name_distr.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/tipc/name_distr.c b/net/tipc/name_distr.c
index fcb0791..506aaa5 100644
--- a/net/tipc/name_distr.c
+++ b/net/tipc/name_distr.c
@@ -98,7 +98,7 @@ void named_cluster_distribute(struct net *net, struct sk_buff *skb)
continue;
if (!tipc_node_active_links(node))
continue;
- oskb = skb_copy(skb, GFP_ATOMIC);
+ oskb = pskb_copy(skb, GFP_ATOMIC);
if (!oskb)
break;
msg_set_destnode(buf_msg(oskb), dnode);
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