diff options
author | nbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73> | 2012-05-27 14:43:58 +0000 |
---|---|---|
committer | nbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73> | 2012-05-27 14:43:58 +0000 |
commit | 4cf70ab2e1f2f6b50ccd8d62471507f253c4c003 (patch) | |
tree | 437afa2ce20c1a5e28af78144db40d717f81bc48 /target/linux/generic/patches-3.3/655-increase_skb_pad.patch | |
parent | 878544bb079df3585b319d65f18633586d57964e (diff) |
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
Diffstat (limited to 'target/linux/generic/patches-3.3/655-increase_skb_pad.patch')
-rw-r--r-- | target/linux/generic/patches-3.3/655-increase_skb_pad.patch | 11 |
1 files changed, 11 insertions, 0 deletions
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 0000000000..5d14daadfa --- /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); |