[PATCH 0/4] PCI, iommu: Factor 'untrusted' check for ATS enablement

Jean-Philippe Brucker jean-philippe at linaro.org
Mon May 18 16:36:36 UTC 2020


On Fri, May 15, 2020 at 08:43:51AM -0700, Christoph Hellwig wrote:
> Can you please lift the untrusted flag into struct device?  It really
> isn't a PCI specific concept, and we should not have code poking into
> pci_dev all over the iommu code.

I suppose that could go in a separate series once other buses need it?
The only methods for setting this bit at the moment apply to PCI ports.
(ACPI ExternalFacingPort and dt external-facing properties declared by
firmware).

Thanks,
Jean


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