From 4cf70ab2e1f2f6b50ccd8d62471507f253c4c003 Mon Sep 17 00:00:00 2001 From: nbd Date: Sun, 27 May 2012 14:43:58 +0000 Subject: kernel: add a few patches for avoiding unnecessary skb reallocations - significantly improves ethernet<->wireless performance with mac80211 based drivers git-svn-id: svn://svn.openwrt.org/openwrt/trunk@31886 3c298f89-4303-0410-b956-a3cf2f4a3e73 --- target/linux/generic/patches-3.3/655-increase_skb_pad.patch | 11 +++++++++++ 1 file changed, 11 insertions(+) create mode 100644 target/linux/generic/patches-3.3/655-increase_skb_pad.patch (limited to 'target/linux/generic/patches-3.3/655-increase_skb_pad.patch') diff --git a/target/linux/generic/patches-3.3/655-increase_skb_pad.patch b/target/linux/generic/patches-3.3/655-increase_skb_pad.patch new file mode 100644 index 000000000..5d14daadf --- /dev/null +++ b/target/linux/generic/patches-3.3/655-increase_skb_pad.patch @@ -0,0 +1,11 @@ +--- a/include/linux/skbuff.h ++++ b/include/linux/skbuff.h +@@ -1558,7 +1558,7 @@ static inline int pskb_network_may_pull( + * NET_IP_ALIGN(2) + ethernet_header(14) + IP_header(20/40) + ports(8) + */ + #ifndef NET_SKB_PAD +-#define NET_SKB_PAD max(32, L1_CACHE_BYTES) ++#define NET_SKB_PAD max(48, L1_CACHE_BYTES) + #endif + + extern int ___pskb_trim(struct sk_buff *skb, unsigned int len); -- cgit v1.2.3