DDR_PERF_DEV_NAME 43 drivers/perf/fsl_imx8_ddr_perf.c #define DDR_CPUHP_CB_NAME DDR_PERF_DEV_NAME "_perf_pmu" DDR_PERF_DEV_NAME 562 drivers/perf/fsl_imx8_ddr_perf.c name = devm_kasprintf(&pdev->dev, GFP_KERNEL, DDR_PERF_DEV_NAME "%d",