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SubjectRE: [PATCH v2 2/5] iommu/vt-d: Allow SVA with device-specific IOPF
Date
> From: Lu Baolu <baolu.lu@linux.intel.com>
> Sent: Thursday, March 9, 2023 10:57 AM
>
> @@ -4650,7 +4650,18 @@ static int intel_iommu_enable_sva(struct device
> *dev)
> if (!(iommu->flags & VTD_FLAG_SVM_CAPABLE))
> return -ENODEV;
>
> - if (!info->pasid_enabled || !info->pri_enabled || !info->ats_enabled)
> + if (!info->pasid_enabled)
> + return -EINVAL;
> +

I think you still want to check ats_enabled even for device specific IOPF.

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