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authornbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73>2009-04-08 16:57:41 +0000
committernbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73>2009-04-08 16:57:41 +0000
commit4412c3fbf24f59d4ce27e08913d6b398a8a4614f (patch)
treea37d0889255bb9656579378ab7b8b6f2ae6109b4 /target/linux
parentec02fd7fcb71a933911ef2a35ebbe42d19391cea (diff)
kernel: increase skb padding for network devices to accomodate for headroom requirements of eth->wifi routing and more
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@15158 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'target/linux')
-rw-r--r--target/linux/generic-2.6/patches-2.6.28/205-skb_padding.patch16
1 files changed, 16 insertions, 0 deletions
diff --git a/target/linux/generic-2.6/patches-2.6.28/205-skb_padding.patch b/target/linux/generic-2.6/patches-2.6.28/205-skb_padding.patch
new file mode 100644
index 000000000..b47696af8
--- /dev/null
+++ b/target/linux/generic-2.6/patches-2.6.28/205-skb_padding.patch
@@ -0,0 +1,16 @@
+--- a/include/linux/skbuff.h
++++ b/include/linux/skbuff.h
+@@ -1256,9 +1256,12 @@ static inline int skb_network_offset(con
+ *
+ * Various parts of the networking layer expect at least 16 bytes of
+ * headroom, you should not reduce this.
++ *
++ * This has been changed to 64 to acommodate for routing between ethernet
++ * and wireless
+ */
+ #ifndef NET_SKB_PAD
+-#define NET_SKB_PAD 16
++#define NET_SKB_PAD 64
+ #endif
+
+ extern int ___pskb_trim(struct sk_buff *skb, unsigned int len);