LWT_BPF_MAX_HEADROOM  425 net/core/lwt_bpf.c 		if (headroom > LWT_BPF_MAX_HEADROOM) {
LWT_BPF_MAX_HEADROOM  598 net/core/lwt_bpf.c 	if (unlikely(len < sizeof(struct iphdr) || len > LWT_BPF_MAX_HEADROOM))