On Tue, Jun 02, 2020 at 06:43:00PM +, Rajat Jain wrote:
> Hi MIka,
>
> Thanks for taking a look.
>
> On Tue, Jun 2, 2020 at 2:50 AM Mika Westerberg
> wrote:
> >
> > On Mon, Jun 01, 2020 at 10:45:17PM -0700, Rajat Jain wrote:
> > > Currently, an external malicious PCI device can masquerade
Hi MIka,
Thanks for taking a look.
On Tue, Jun 2, 2020 at 2:50 AM Mika Westerberg
wrote:
>
> On Mon, Jun 01, 2020 at 10:45:17PM -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
On Mon, Jun 01, 2020 at 10:45:17PM -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
On 2020/6/2 13:45, 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
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.
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