Re: [PATCH v3 4/5] iommu: intel: Use generic_iommu_put_resv_regions()

[Lu Baolu]

Please tweak the title to

"iommu/vt-d: Use generic_iommu_put_resv_regions()"

then,

Acked-by: Lu Baolu <baolu.lu@xxxxxxxxxxxxxxx>

Best regards,
baolu

On 12/18/19 9:42 PM, Thierry Reding wrote:
> From: Thierry Reding <treding@xxxxxxxxxx>
>
> Use the new standard function instead of open-coding it.
>
> Cc: David Woodhouse <dwmw2@xxxxxxxxxxxxx>
> Signed-off-by: Thierry Reding <treding@xxxxxxxxxx>
> ---
>   drivers/iommu/intel-iommu.c | 11 +----------
>   1 file changed, 1 insertion(+), 10 deletions(-)
>
> diff --git a/drivers/iommu/intel-iommu.c b/drivers/iommu/intel-iommu.c
> index 42966611a192..a6d5b7cf9183 100644
> --- a/drivers/iommu/intel-iommu.c
> +++ b/drivers/iommu/intel-iommu.c
> @@ -5744,15 +5744,6 @@ static void intel_iommu_get_resv_regions(struct device *device,
>   	list_add_tail(&reg->list, head);
>   }
>   
> -static void intel_iommu_put_resv_regions(struct device *dev,
> -					 struct list_head *head)
> -{
> -	struct iommu_resv_region *entry, *next;
> -
> -	list_for_each_entry_safe(entry, next, head, list)
> -		kfree(entry);
> -}
> -
>   int intel_iommu_enable_pasid(struct intel_iommu *iommu, struct device *dev)
>   {
>   	struct device_domain_info *info;
> @@ -5987,7 +5978,7 @@ const struct iommu_ops intel_iommu_ops = {
>   	.add_device		= intel_iommu_add_device,
>   	.remove_device		= intel_iommu_remove_device,
>   	.get_resv_regions	= intel_iommu_get_resv_regions,
> -	.put_resv_regions	= intel_iommu_put_resv_regions,
> +	.put_resv_regions	= generic_iommu_put_resv_regions,
>   	.apply_resv_region	= intel_iommu_apply_resv_region,
>   	.device_group		= pci_device_group,
>   	.dev_has_feat		= intel_iommu_dev_has_feat,