[TIPC]: Use fast buffer cloning to improve performance

This patch causes TIPC to allocate fast clonable sk_buffs,
rather than standard ones.  This speeds up the cloning
operation done by the link code each time a message is sent
off-node.

Signed-off-by: Allan Stephens <allan.stephens@windriver.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/net/tipc/core.h b/net/tipc/core.h
index 3229d29e352a26b587f5929aa97816bcf2271219..b3c9df385bbcf47f88d2eb991f2bf004d034d19f 100644 (file)
--- a/net/tipc/core.h
+++ b/net/tipc/core.h
@@ -316,7 +316,7 @@ static inline struct sk_buff *buf_acquire(u32 size)
        struct sk_buff *skb;
        unsigned int buf_size = (BUF_HEADROOM + size + 3) & ~3u;
 
-       skb = alloc_skb(buf_size, GFP_ATOMIC);
+       skb = alloc_skb_fclone(buf_size, GFP_ATOMIC);
        if (skb) {
                skb_reserve(skb, BUF_HEADROOM);
                skb_put(skb, size);