Messages in this thread | | | Subject | Re: [RFC v3 17/21] iommu/smmuv3: Report non recoverable faults | From | Auger Eric <> | Date | Wed, 16 Jan 2019 13:49:48 +0100 |
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Hi Jean,
On 1/16/19 1:25 PM, Jean-Philippe Brucker wrote: > On 15/01/2019 21:06, Auger Eric wrote: >>>> + iommu_report_device_fault(master->dev, &event); >>> >>> We should return here if the fault is successfully injected >> >> Even if the fault gets injected in the guest can't it be still useful to >> get the message below on host side? > > I don't think we should let the guest flood the host log by issuing > invalid DMA (or are there other cases where the guest can freely print > stuff in the host?) We do print all errors at the moment, but we should > tighten this once there is an upstream solution to let the guest control > DMA mappings. OK thank you for the clarification. Yes it makes sense to skip those traces then.
Thanks
Eric > > Thanks, > Jean >
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