From 34ea646c9f8c18fd2e4332ff3b2b509f878c56f1 Mon Sep 17 00:00:00 2001
From: Heiko Carstens <heiko.carstens@de.ibm.com>
Date: Sun, 22 May 2011 18:55:10 +0200
Subject: net: add missing prefetch.h include

Fixes build errors on s390 and probably other archs as well:

  In file included from net/ipv4/ip_forward.c:32:0:
  include/net/udp.h: In function 'udp_csum_outgoing':
  include/net/udp.h:141:2: error: implicit declaration of function 'prefetch'

Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---
 include/linux/skbuff.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
index 79aafbbf430..827681540d6 100644
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -28,6 +28,7 @@
 #include <net/checksum.h>
 #include <linux/rcupdate.h>
 #include <linux/dmaengine.h>
+#include <linux/prefetch.h>
 #include <linux/hrtimer.h>
 
 /* Don't change this without changing skb_csum_unnecessary! */
-- 
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