2017-10-29 18:32:10 +00:00
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From: Felix Fietkau <nbd@nbd.name>
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Subject: kernel: add a few patches for avoiding unnecessary skb reallocations - significantly improves ethernet<->wireless performance
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lede-commit: 6f89cffc9add6939d44a6b54cf9a5e77849aa7fd
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Signed-off-by: Felix Fietkau <nbd@nbd.name>
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---
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include/linux/skbuff.h | 2 +-
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1 file changed, 1 insertion(+), 1 deletion(-)
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--- a/include/linux/skbuff.h
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+++ b/include/linux/skbuff.h
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2019-11-18 09:17:24 +00:00
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@@ -2494,7 +2494,7 @@ static inline int pskb_network_may_pull(
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2017-10-29 18:32:10 +00:00
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* NET_IP_ALIGN(2) + ethernet_header(14) + IP_header(20/40) + ports(8)
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*/
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#ifndef NET_SKB_PAD
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-#define NET_SKB_PAD max(32, L1_CACHE_BYTES)
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+#define NET_SKB_PAD max(64, L1_CACHE_BYTES)
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#endif
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int ___pskb_trim(struct sk_buff *skb, unsigned int len);
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