[PATCH 18/32] perf/alibaba_uncore: Assign parents for event_source device
Shuai Xue
xueshuai at linux.alibaba.com
Tue Apr 4 20:50:40 PDT 2023
On 2023/4/4 PM9:42, Jonathan Cameron wrote:
> 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/
> Cc: Shuai Xue <xueshuai at linux.alibaba.com>
> Signed-off-by: Jonathan Cameron <Jonathan.Cameron at huawei.com>
> ---
> drivers/perf/alibaba_uncore_drw_pmu.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/drivers/perf/alibaba_uncore_drw_pmu.c b/drivers/perf/alibaba_uncore_drw_pmu.c
> index a7689fecb49d..0d129acf3f84 100644
> --- a/drivers/perf/alibaba_uncore_drw_pmu.c
> +++ b/drivers/perf/alibaba_uncore_drw_pmu.c
> @@ -683,6 +683,7 @@ static int ali_drw_pmu_probe(struct platform_device *pdev)
>
> drw_pmu->pmu = (struct pmu) {
> .module = THIS_MODULE,
> + .parent = &pdev->dev,
> .task_ctx_nr = perf_invalid_context,
> .event_init = ali_drw_pmu_event_init,
> .add = ali_drw_pmu_add,
Reviewed-by: Shuai Xue <xueshuai at linux.alibaba.com>
Thank you.
Best Regards,
Shuai
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