Re: [PATCH v2 1/1] s390: virtio: let arch accept devices without IOMMU feature

Pierre Morel
2020-06-16T13:36:52Z

On 2020-06-16 14:20, Cornelia Huck wrote:
> On Tue, 16 Jun 2020 12:52:50 +0200
> Pierre Morel <pmorel@linux.ibm.com> wrote:
>
>> On 2020-06-16 11:52, Halil Pasic wrote:
>>> On Mon, 15 Jun 2020 14:39:24 +0200
>>> Pierre Morel <pmorel@linux.ibm.com> wrote:
>
>>>> @@ -162,6 +163,11 @@ bool force_dma_unencrypted(struct device *dev)
>>>> return is_prot_virt_guest();
>>>> }
>>>>
>>>> +int arch_needs_iommu_platform(struct virtio_device *dev)
>>>
>>> Maybe prefixing the name with virtio_ would help provide the
>>> proper context.
>>
>> The virtio_dev makes it obvious and from the virtio side it should be
>> obvious that the arch is responsible for this.
>>
>> However if nobody has something against I change it.
>
> arch_needs_virtio_iommu_platform()?

fine with me

--
Pierre Morel
IBM Lab Boeblingen