ICMP_TOOBIG_SIZE 76 samples/bpf/xdp_adjust_tail_kern.c if (data + (ICMP_TOOBIG_SIZE + headroom) > data_end) ICMP_TOOBIG_SIZE 107 samples/bpf/xdp_adjust_tail_kern.c ICMP_TOOBIG_SIZE + headroom - sizeof(struct ethhdr)); ICMP_TOOBIG_SIZE 125 samples/bpf/xdp_adjust_tail_kern.c offset = pckt_size - ICMP_TOOBIG_SIZE;