Comment 12 for bug 1697395

Mika has already consulted with the ACPI guys and has an idea, but it's going to require changes outside of Linux first in ACPICA. So it shouldn't be a very quick fix.

>There is also another PCI/ACPI related issue that Mario reported where
>we execute _INI() methods before the initial PCI scan on boot when
>Thunderbolt device is connected causing Linux to accidentally find the
>upstream port of the Thunderbolt host controller before it is configured
>properly by the BIOS ACPI hotplug handler. I've discussed this with
>Rafael and he has an idea how we could fix it but it probably requires
>some changes to ACPICA first. Also on my todo list :)

https://lkml.org/lkml/2017/6/5/881