[PATCH] driver core: platform: set numa_node before platform_add_device()

From: guojinhui.liam
Date: Tue Sep 12 2023 - 03:09:57 EST


platform_add_device creates numa_node attribute of sysfs according to
whether dev_to_node(dev) is equal to NUMA_NO_NODE. So set the numa node
of the device before creating numa_node attribute of sysfs.

Fixes: 4a60406d3592 ("driver core: platform: expose numa_node to users in sysfs")
Signed-off-by: guojinhui.liam <guojinhui.liam@xxxxxxxxxxxxx>
---
drivers/acpi/acpi_platform.c | 4 +---
drivers/base/platform.c | 4 ++++
2 files changed, 5 insertions(+), 3 deletions(-)

diff --git a/drivers/acpi/acpi_platform.c b/drivers/acpi/acpi_platform.c
index 48d15dd785f6..adcbfbdc343f 100644
--- a/drivers/acpi/acpi_platform.c
+++ b/drivers/acpi/acpi_platform.c
@@ -178,11 +178,9 @@ struct platform_device *acpi_create_platform_device(struct acpi_device *adev,
if (IS_ERR(pdev))
dev_err(&adev->dev, "platform device creation failed: %ld\n",
PTR_ERR(pdev));
- else {
- set_dev_node(&pdev->dev, acpi_get_node(adev->handle));
+ else
dev_dbg(&adev->dev, "created platform device %s\n",
dev_name(&pdev->dev));
- }

kfree(resources);

diff --git a/drivers/base/platform.c b/drivers/base/platform.c
index 76bfcba25003..355abf91930a 100644
--- a/drivers/base/platform.c
+++ b/drivers/base/platform.c
@@ -808,6 +808,7 @@ struct platform_device *platform_device_register_full(
{
int ret;
struct platform_device *pdev;
+ struct acpi_device *adev = to_acpi_device_node(pdevinfo->fwnode);

pdev = platform_device_alloc(pdevinfo->name, pdevinfo->id);
if (!pdev)
@@ -841,6 +842,9 @@ struct platform_device *platform_device_register_full(
goto err;
}

+ if (adev)
+ set_dev_node(&pdev->dev, acpi_get_node(adev->handle));
+
ret = platform_device_add(pdev);
if (ret) {
err:
--
2.20.1