Re: [PATCH v6 08/18] iommu/vt-d: Implement reserved region get/put callbacks

[Joerg Roedel <joro@xxxxxxxxxx>]

On Thu, Jan 05, 2017 at 07:04:36PM +0000, Eric Auger wrote:
> +static void intel_iommu_get_resv_regions(struct device *device,
> +					 struct list_head *head)
> +{
> +	struct iommu_resv_region *reg;
> +
> +	reg = iommu_alloc_resv_region(IOAPIC_RANGE_START,
> +				      IOAPIC_RANGE_END - IOAPIC_RANGE_START + 1,
> +				      0, IOMMU_RESV_NOMAP);
> +	if (!reg)
> +		return;
> +	list_add_tail(&reg->list, head);
> +}

That is different from what AMD does, can you also report the RMRR
regions for the device here (as direct-map regions)?



	Joerg
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