From: Jonathan Cameron Date: Fri, 12 Apr 2024 16:10:48 +0000 (+0100) Subject: perf/arm-dsu: Assign parents for event_source device X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=bc81ae2efbb3f9fd12322787f475b77f51ca2a15;p=users%2Fhch%2Fblock.git perf/arm-dsu: Assign parents for event_source device Currently the PMU device appears directly under /sys/devices/ Only root busses should appear there, so instead assign the pmu->dev parent to be the platform device. Link: https://lore.kernel.org/linux-cxl/ZCLI9A40PJsyqAmq@kroah.com/ Reviewed-by: Suzuki K Poulose Signed-off-by: Jonathan Cameron Link: https://lore.kernel.org/r/20240412161057.14099-22-Jonathan.Cameron@huawei.com Signed-off-by: Will Deacon --- diff --git a/drivers/perf/arm_dsu_pmu.c b/drivers/perf/arm_dsu_pmu.c index adc0bbb5fafe..92248a24a1aa 100644 --- a/drivers/perf/arm_dsu_pmu.c +++ b/drivers/perf/arm_dsu_pmu.c @@ -742,6 +742,7 @@ static int dsu_pmu_device_probe(struct platform_device *pdev) dsu_pmu->pmu = (struct pmu) { .task_ctx_nr = perf_invalid_context, + .parent = &pdev->dev, .module = THIS_MODULE, .pmu_enable = dsu_pmu_enable, .pmu_disable = dsu_pmu_disable,