Re: [PATCH v2 2/5] iommu/vt-d: Allow SVA with device-specific IOPF

Baolu Lu
2023-03-16T07:35:10Z

On 2023/3/16 15:09, Tian, Kevin wrote:
>> 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.

Yeah! Updated.

Best regards,
baolu