ip6_queue.c:
static int __init init(void)
- ip6q_create_queue(nf_queue_outfn_t ontfn, ip6q_send_cb_t send_cb, int *errp, int *sysctl_qmax)
	ontfn => netfilter6_receive, send_cb => netlink_send_peer, errp = &status, sysctl_qmax = &sysctl_maxlen
	ip6q_queue_t *q ơnf_register_queue_handler() ƤӽФ q ֤
  - nf_register_queue_handler(PF_INET6, outfn, q)		: queue_handler[pf].outfn  .data  outfn  q 

- netfilter6_receive(sk_buff *skb, nf_info *info, void *data)
  - ip6q_enqueue(ip6q_queue_t *q, sk_buff *skb, nf_info *info)
