DPCPU_ID_GET
tramp = DPCPU_ID_GET(cpu, intr_tramp);
record = &DPCPU_ID_GET(i, linux_epoch_record[j]);
xen_intr_describe(DPCPU_ID_GET(i, xendebug_handler), "d%d", i);
#define PMC_CPU_HAS_SAMPLES(C) (__predict_false(DPCPU_ID_GET((C), pmc_sampled)))
ipi_handle = DPCPU_ID_GET(to_cpu, ipi_handle);
ipi_handle = DPCPU_ID_GET(to_cpu, ipi_handle);
ipi_handle = DPCPU_ID_GET(to_cpu, ipi_handle);
ipi_handle = DPCPU_ID_GET(cpu, ipi_handle);