Messages in this thread | | | Date | Wed, 3 Jun 2020 17:54:48 +0300 | From | Mika Westerberg <> | Subject | Re: [PATCH v4] iommu/vt-d: Don't apply gfx quirks to untrusted devices |
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On Wed, Jun 03, 2020 at 06:03:17AM -0700, Rajat Jain wrote: > Currently, an external malicious PCI device can masquerade the VID:PID > of faulty gfx devices, and thus apply iommu quirks to effectively > disable the IOMMU restrictions for itself. > > Thus we need to ensure that the device we are applying quirks to, is > indeed an internal trusted device. > > Signed-off-by: Rajat Jain <rajatja@google.com> > Acked-by: Lu Baolu <baolu.lu@linux.intel.com> > Reviewed-by: Ashok Raj <ashok.raj@intel.com>
Looks good now, thanks!
Reviewed-by: Mika Westerberg <mika.westerberg@linux.intel.com>
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