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Date:   Tue, 16 Apr 2019 08:33:06 -0400
From:   Steven Rostedt <rostedt@goodmis.org>
To:     Kees Cook <keescook@chromium.org>
Cc:     Olof Johansson <olof@lixom.net>,
        Alexei Starovoitov <alexei.starovoitov@gmail.com>,
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Subject: Re: [PATCH v5 1/3] Provide in-kernel headers to make extending
 kernel easier
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On Mon, 15 Apr 2019 22:50:10 -0500
Kees Cook <keescook@chromium.org> wrote:

> On Mon, Apr 15, 2019 at 9:41 AM Steven Rostedt <rostedt@goodmis.org> wrote:
> > I agree with this assessment. We shouldn't use config.gz as precedence
> > for this solution. config.gz should have been in debugfs to begin with,
> > but I don't believe debugfs was around when config.gz was introduced.
> > (Don't have time to look into the history of the two).  
> 
> I don't agree with this: /proc/config.gz is used by a lot of tools
> that do sanity-check of running systems. This isn't _debugging_...
> it's verifying correct kernel builds. It's a fancy version of checking
> /proc/version.
> 

Then we should perhaps make a new file system call tarballs ;-)

 /sys/kernel/tarballs/

and place everything there. That way it removes it from /proc (which is
the worse place for that) and also makes it something other than debug.
That's what I did for tracefs.

-- Steve