How to unbreak LTTng

Quoting from https://lwn.net/Articles/813350/

> But that only holds if modules are restricted to the exported-symbol interface; if they start to reach into arbitrary parts of the kernel, all bets are off. Deacon doesn't say so, but it seems clear that some vendors are, at a minimum, thinking about doing exactly that.

So while I agree with what you say, I don't think it is relevant to my comment.
Thanks.