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SubjectRe: [PATCH v3] iommu/vt-d: Don't apply gfx quirks to untrusted devices
On Tue, Jun 02, 2020 at 04:26:02PM -0700, Rajat Jain wrote:
> +static bool risky_device(struct pci_dev *pdev)
> +{
> + if (pdev->untrusted) {
> + pci_warn(pdev,
> + "Skipping IOMMU quirk for dev (%04X:%04X) on untrusted"
> + " PCI link. Please check with your BIOS/Platform"
> + " vendor about this\n", pdev->vendor, pdev->device);

You should not break user visible strings like this. It makes grepping
for them harder (see also CodingStyle). You can write it like this instead:

pci_info(pdev, "Skipping IOMMU quirk for dev (%04X:%04X) on untrusted PCI link\n",
pdev->vendor, pdev->device);
pci_info(pdev, "Please check with your BIOS/Platform vendor about this\n");

Also I guess pci_info() might be better here after all. Your call :)

Rest of the patch looks good to me.

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