Re: [PATCH 01/17] iommu: Add new iommu op to create domains owned by userspace

Baolu Lu
2023-02-11T03:16:24Z

On 2023/2/10 16:24, Tian, Kevin wrote:
>> From: Liu, Yi L <yi.l.liu@intel.com>
>> Sent: Thursday, February 9, 2023 12:32 PM
>>
>> From: Lu Baolu <baolu.lu@linux.intel.com>
>>
>> Introduce a new iommu_domain op to create domains owned by userspace,
>> e.g. through iommufd. These domains have a few different properties
>> compares to kernel owned domains:
>>
>> - They may be MANAGED domains, but created with special parameters.
>> For instance aperture size changes/number of levels, different
>> IOPTE formats, or other things necessary to make a vIOMMU work
>>
>
> what is *MANAGED* domain?
>
> today we only have the separation between DMA domain and
> UNMANAGED domain.
>
> soon with Jason's cleanup all domains are called UNMANAGED.

It should be UNMANAGED domain.

Best regards,
baolu