pktq_counters_t
pc = percpu_alloc(sizeof(pktq_counters_t));
percpu_free(pc, sizeof(pktq_counters_t));
percpu_free(pq->pq_counters, sizeof(pktq_counters_t));
pktq_counters_t *c;
const pktq_counters_t *c = mem;
pktq_counters_t *sum = arg;
pktq_counters_t sum;