On Tuesday, March 21, 2017 09:54:30 AM Shanker Donthineni wrote:
> The optional _PXM method evaluates to an integer that identifies the
> proximity domain of a device object. This patch implements support for
> ACPI _PXM method and updates the platform device numa node id using
> acpi_get_node(), which provides the PXM to NUMA mapping information.
>
> Signed-off-by: Shanker Donthineni <shank...@codeaurora.org>
What exactly is the motivation here?
> ---
> drivers/acpi/acpi_platform.c | 5 ++++-
> 1 file changed, 4 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/acpi/acpi_platform.c b/drivers/acpi/acpi_platform.c
> index b4c1a6a..83d953e 100644
> --- a/drivers/acpi/acpi_platform.c
> +++ b/drivers/acpi/acpi_platform.c
> @@ -119,11 +119,14 @@ 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
> + else {
> + set_dev_node(&pdev->dev, acpi_get_node(adev->handle));
> dev_dbg(&adev->dev, "created platform device %s\n",
> dev_name(&pdev->dev));
> + }
>
> kfree(resources);
> +
> return pdev;
> }
> EXPORT_SYMBOL_GPL(acpi_create_platform_device);
>
