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net: Remove prefetches from SKB list handlers. 

Noticed by Linus.

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller 2011-05-22 20:35:29 -04:00
parent 69c867c90c
commit 0fcbe742ea
1 changed files with 3 additions and 3 deletions
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6
include/linux/skbuff.h
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@ -1783,7 +1783,7 @@ static inline int pskb_trim_rcsum(struct sk_buff *skb, unsigned int len)
#define skb_queue_walk(queue, skb) \
for (skb = (queue)->next; \
prefetch(skb->next), (skb != (struct sk_buff *)(queue)); \
(skb != (struct sk_buff *)(queue)); \
skb = skb->next)
#define skb_queue_walk_safe(queue, skb, tmp) \
@ -1792,7 +1792,7 @@ static inline int pskb_trim_rcsum(struct sk_buff *skb, unsigned int len)
skb = tmp, tmp = skb->next)
#define skb_queue_walk_from(queue, skb) \
for (; prefetch(skb->next), (skb != (struct sk_buff *)(queue)); \
for (; (skb != (struct sk_buff *)(queue)); \
skb = skb->next)
#define skb_queue_walk_from_safe(queue, skb, tmp) \
@ -1802,7 +1802,7 @@ static inline int pskb_trim_rcsum(struct sk_buff *skb, unsigned int len)
#define skb_queue_reverse_walk(queue, skb) \
for (skb = (queue)->prev; \
prefetch(skb->prev), (skb != (struct sk_buff *)(queue)); \
(skb != (struct sk_buff *)(queue)); \
skb = skb->prev)
#define skb_queue_reverse_walk_safe(queue, skb, tmp) \