Re: [PATCH 1/2] PCI: Allow drivers to request exclusive config regions

From: Dan Williams
Date: Mon Aug 22 2022 - 17:18:37 EST


Ira Weiny wrote:
> > Similar to CONFIG_IO_STRICT_DEVMEM, just turn this warning off if you
> > are a distribution kernel vendor who does not care about DOE vendor
> > tools affecting system state, and turn on CONFIG_LOCK_DOWN_KERNEL if you
> > are on the other end of the spectrum and want protection from such
> > things. The warn is middle-road option that I expect most distros would
> > use.
>
> FWIW I did not add any Kconfig for the feature. Should I?

I think so, especially as it is a distro configuration policy about what
user-mode PCI tooling it wants to support / warn about.