this_cpu_sub
this_cpu_sub(tag->counters->bytes, bytes);
#define this_cpu_dec(pcp) this_cpu_sub(pcp, 1)
this_cpu_sub(*percpu_count, nr);
this_cpu_sub(sch->cpu_qstats->backlog, qdisc_pkt_len(skb));
this_cpu_sub(softirq_ctrl.cnt, cnt);
this_cpu_sub(long_counter, ui_one);
this_cpu_sub(tag->counters->bytes, PAGE_SIZE * nr);
this_cpu_sub((*stats).smc[t].k ## _rmbuse, _l); \