diff options
Diffstat (limited to 'target/linux/generic/pending-4.9/655-increase_skb_pad.patch')
-rw-r--r-- | target/linux/generic/pending-4.9/655-increase_skb_pad.patch | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/target/linux/generic/pending-4.9/655-increase_skb_pad.patch b/target/linux/generic/pending-4.9/655-increase_skb_pad.patch new file mode 100644 index 0000000000..d15c3c44c1 --- /dev/null +++ b/target/linux/generic/pending-4.9/655-increase_skb_pad.patch @@ -0,0 +1,25 @@ +From: Felix Fietkau <nbd@nbd.name> +Subject: kernel: add a few patches for avoiding unnecessary skb reallocations - significantly improves ethernet<->wireless performance + +lede-commit: 6f89cffc9add6939d44a6b54cf9a5e77849aa7fd +Signed-off-by: Felix Fietkau <nbd@nbd.name> +--- + include/linux/skbuff.h | 2 +- + 1 file changed, 1 insertion(+), 1 deletion(-) + +diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h +index 32810f279f8e..5f3343ae25ef 100644 +--- a/include/linux/skbuff.h ++++ b/include/linux/skbuff.h +@@ -2298,7 +2298,7 @@ static inline int pskb_network_may_pull(struct sk_buff *skb, unsigned int len) + * 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); +-- +2.11.0 + |