Re: [Xen-devel] [PATCH v13 0/4] add per-domain IOMMU control

[Julien Grall <julien.grall@xxxxxxx>]

Hi Paul,


On 9/26/19 10:17 AM, Paul Durrant wrote:
> > If so, I think
> > it should stay were it is. This is a generic function that might be
> > re-used for other architecture in the future.
> That seems like a bit of a long shot. If I remove the call from iommu_setup() 
> then the only remaining callers are in x86 code, but I suppose it can stay 
> where it is to avoid the churn. I'll spin a new test patch.
Not really, I know that we will likely need it on Arm when MSI doorbell 
will be exposed to the guest because some mappings cannot be accessed by 
the processor. Although, I can't tell when this will happen.
Anyway, I will have a look at your next patch :).

Cheers,

--
Julien Grall

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