Re: [PATCH v3 2/3] uio_pci_generic: add MSI/MSI-X support

[Stephen Hemminger]

On Tue, 06 Oct 2015 12:51:20 -0600
Alex Williamson <alex.williamson@xxxxxxxxxx> wrote:

> Of course this is entirely unsafe and this no-iommu driver should taint
> the kernel, but it at least standardizes on one userspace API and you're
> already doing completely unsafe things with uio.  vfio should be
> enlightened at least to the point that it allows only privileged users
> access to devices under such a (lack of) iommu

I agree with the design, but not with the taint argument.
(Unless you want to taint any and all use of UIO drivers which can
 already do this).
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