inst_spec         608 arch/arm/kernel/perf_event_v7.c ARMV7_EVENT_ATTR(inst_spec, ARMV7_PERFCTR_INSTR_SPEC);
inst_spec         192 arch/arm64/kernel/perf_event.c ARMV8_EVENT_ATTR(inst_spec, ARMV8_PMUV3_PERFCTR_INST_SPEC);