[Intel-gfx] [PATCH v3 03/15] vfio: Accept vfio device file in the driver facing kAPI

[Jason Gunthorpe]

On Wed, Feb 15, 2023 at 08:32:34AM -0700, Alex Williamson wrote:

> We've discussed this with Paolo before and I believe the bar of proof
> is not very high.  I suspect it's not a problem that the device itself
> is not yet accessible, so long as the user can prove they have the
> ability to access the device, such as access to a restricted file.  In
> most cases this isn't going to turn on wbinvd anyway since DMA will be
> coherent.  Thanks,

Isn't that a second problem, we don't know if the device is coherent
until it is bound?

Jason