Re: [PATCH] IOMMU: Intel: DMAR: Replace acpi_bus_get_device()

[Lu Baolu <baolu.lu@linux.intel.com>]

On 2022/2/2 2:11, Rafael J. Wysocki wrote:
> From: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
> 
> Replace acpi_bus_get_device() that is going to be dropped with
> acpi_fetch_acpi_dev().
> 
> No intentional functional impact.
> 
> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
> ---
>   drivers/iommu/intel/dmar.c |    3 ++-
>   1 file changed, 2 insertions(+), 1 deletion(-)
> 
> Index: linux-pm/drivers/iommu/intel/dmar.c
> ===================================================================
> --- linux-pm.orig/drivers/iommu/intel/dmar.c
> +++ linux-pm/drivers/iommu/intel/dmar.c
> @@ -789,7 +789,8 @@ static int __init dmar_acpi_dev_scope_in
>   				       andd->device_name);
>   				continue;
>   			}
> -			if (acpi_bus_get_device(h, &adev)) {
> +			adev = acpi_fetch_acpi_dev(h);
> +			if (!adev) {
>   				pr_err("Failed to get device for ACPI object %s\n",
>   				       andd->device_name);
>   				continue;

Please adjust the patch title to "iommu/vtd: Replace acpi_bus_get_device()"

Reviewed-by: Lu Baolu <baolu.lu@linux.intel.com>

Best regards,
baolu