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Subject: RE: [PATCH v7 3/3] iommu/vt-d: Add iotlb flush for nested domain
Thread-Topic: [PATCH v7 3/3] iommu/vt-d: Add iotlb flush for nested domain
Thread-Index: AQHaGViRtZDYl73wL0G8DOHg0rG+PrCC5SoQ
Date:   Mon, 20 Nov 2023 08:32:15 +0000
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References: <20231117131816.24359-1-yi.l.liu@intel.com>
 <20231117131816.24359-4-yi.l.liu@intel.com>
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> From: Liu, Yi L <yi.l.liu@intel.com>
> Sent: Friday, November 17, 2023 9:18 PM
> +
> +		if (inv_info.__reserved || (inv_info.flags &
> ~IOMMU_VTD_INV_FLAGS_LEAF) ||
> +		    !IS_ALIGNED(inv_info.addr, VTD_PAGE_SIZE)) {
> +			ret =3D -EINVAL;
> +			break;
> +		}

-EOPNOTSUPP for the first two checks.