TCA_NETEM_LATENCY64
if (tb[TCA_NETEM_LATENCY64])
q->latency = nla_get_s64(tb[TCA_NETEM_LATENCY64]);
if (nla_put(skb, TCA_NETEM_LATENCY64, sizeof(q->latency), &q->latency))
[TCA_NETEM_LATENCY64] = { .type = NLA_S64 },