NET_IP_ALIGN 2000 include/linux/skbuff.h #ifndef NET_IP_ALIGN NET_IP_ALIGN 2166 include/linux/skbuff.h struct sk_buff *skb = __netdev_alloc_skb(dev, length + NET_IP_ALIGN, gfp); NET_IP_ALIGN 2168 include/linux/skbuff.h if (NET_IP_ALIGN && skb) NET_IP_ALIGN 2169 include/linux/skbuff.h skb_reserve(skb, NET_IP_ALIGN);