[NET]: Add prefetch to skb_queue_walk.

28a7c030 · Stephen Hemminger · 2c485362 · 28a7c030
Commit 28a7c030 authored Jun 18, 2003 by Stephen Hemminger
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include/linux/skbuff.h include/linux/skbuff.h +2 -2

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--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -1154,9 +1154,9 @@ static inline void kunmap_skb_frag(void *vaddr)
 }

 #define skb_queue_walk(queue, skb) \
-		for (skb = (queue)->next;			\
+		for (skb = (queue)->next, prefetch(skb->next);	\
 		     (skb != (struct sk_buff *)(queue));	\
-		     skb = skb->next)
+		     skb = skb->next, prefetch(skb->next))


 extern struct sk_buff *skb_recv_datagram(struct sock *sk, unsigned flags,