[PATCH 1/5] net: Remove prefetches from SKB list handlers.
From: David Miller <davem@davemloft.net>
Date: 2011-05-23 00:56:39
Subsystem:
networking [general], the rest · Maintainers:
"David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
Noticed by Linus. Signed-off-by: David S. Miller <davem@davemloft.net> --- include/linux/skbuff.h | 6 +++--- 1 files changed, 3 insertions(+), 3 deletions(-)
diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
index 8276815..09901fd 100644
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h@@ -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) \
--
1.7.4.4