On 13/02/18 08:11, Tian, Kevin wrote:
>> From: Jean-Philippe Brucker
>> Sent: Tuesday, February 13, 2018 2:33 AM
>> When an mm exits, devices that were bound to it must stop performing
>> DMA
>> on its PASID. Let device drivers register a callback to be notified on mm
>> exit. Add the callback to the iommu_param structure attached to struct
>> device.
> what about registering the callback in sva_device_init? 

I don't have a preference. This way it look like
iommu_register_device_fault_handler, but adding the callback to
sva_device_init makes sense too.

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