On Thu, Nov 15, 2018 at 09:10:26PM +0200, Mika Westerberg wrote: > I was thinking we could cover all these with is_external filling them > based on the _DSD or some other means in the kernel. > > We would then deal all such devices as "untrusted" by default. Tinfoil hat on, even internal devices could be malicious. What's the downside of enabling the feature for everything?