ETM_OPT_RETSTK     34 drivers/hwtracing/coresight/coresight-etm-perf.c PMU_FORMAT_ATTR(retstack,	"config:" __stringify(ETM_OPT_RETSTK));
ETM_OPT_RETSTK    360 drivers/hwtracing/coresight/coresight-etm4x.c 	if ((attr->config & BIT(ETM_OPT_RETSTK)) && drvdata->retstack)
ETM_OPT_RETSTK    484 tools/perf/arch/arm/util/cs-etm.c 	if (config_opts & BIT(ETM_OPT_RETSTK))