[PATCH 06/32] perf/hisi-hns3: Assign parents for event_source device

Jonathan Cameron Jonathan.Cameron at huawei.com
Tue Apr 4 06:41:59 PDT 2023


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 PCI device.

Link: https://lore.kernel.org/linux-cxl/ZCLI9A40PJsyqAmq@kroah.com/
Signed-off-by: Jonathan Cameron <Jonathan.Cameron at huawei.com>
---
 drivers/perf/hisilicon/hns3_pmu.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/perf/hisilicon/hns3_pmu.c b/drivers/perf/hisilicon/hns3_pmu.c
index e0457d84af6b..8ddffd8cc1f1 100644
--- a/drivers/perf/hisilicon/hns3_pmu.c
+++ b/drivers/perf/hisilicon/hns3_pmu.c
@@ -1419,6 +1419,7 @@ static int hns3_pmu_alloc_pmu(struct pci_dev *pdev, struct hns3_pmu *hns3_pmu)
 	hns3_pmu->pmu = (struct pmu) {
 		.name		= name,
 		.module		= THIS_MODULE,
+		.parent		= &pdev->dev,
 		.event_init	= hns3_pmu_event_init,
 		.pmu_enable	= hns3_pmu_enable,
 		.pmu_disable	= hns3_pmu_disable,
-- 
2.37.2




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