From c16517d26de30c90dabce1e456615fd7fbdce07c Mon Sep 17 00:00:00 2001 From: Hauke Mehrtens Date: Sun, 23 Feb 2020 13:20:11 +0100 Subject: kernel: copy kernel 4.19 code to 5.4 No changes were done to the patches while coping them. Currently they do not apply on top of kernel 5.4. Signed-off-by: Hauke Mehrtens --- .../generic/pending-5.4/655-increase_skb_pad.patch | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) create mode 100644 target/linux/generic/pending-5.4/655-increase_skb_pad.patch (limited to 'target/linux/generic/pending-5.4/655-increase_skb_pad.patch') diff --git a/target/linux/generic/pending-5.4/655-increase_skb_pad.patch b/target/linux/generic/pending-5.4/655-increase_skb_pad.patch new file mode 100644 index 0000000000..94e325b0cc --- /dev/null +++ b/target/linux/generic/pending-5.4/655-increase_skb_pad.patch @@ -0,0 +1,20 @@ +From: Felix Fietkau +Subject: kernel: add a few patches for avoiding unnecessary skb reallocations - significantly improves ethernet<->wireless performance + +lede-commit: 6f89cffc9add6939d44a6b54cf9a5e77849aa7fd +Signed-off-by: Felix Fietkau +--- + include/linux/skbuff.h | 2 +- + 1 file changed, 1 insertion(+), 1 deletion(-) + +--- a/include/linux/skbuff.h ++++ b/include/linux/skbuff.h +@@ -2511,7 +2511,7 @@ 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(64, L1_CACHE_BYTES) + #endif + + int ___pskb_trim(struct sk_buff *skb, unsigned int len); -- cgit v1.2.3