Re: [PATCH v7 017/120] x86/cpuid: Introduce a parser debugfs interface

Borislav Petkov <[email protected]> Thu, 18 Jun 2026 12:20:58 -0700
Newsgroups dev.linux.lists.x86-cpuid,org.kernel.vger.linux-kernel
Message-ID <20260618192058.GEajRFGlay3L0PDwBF@fat_crate.local>
On Thu, Jun 18, 2026 at 09:11:48PM +0200, Ahmed S. Darwish wrote:
> On Tue, 16 Jun 2026, Borislav Petkov wrote:
> >
> > Except that debugfs *can* become an ABI if something ends up using it,
> > despite all of my WTFs recently.
> >
> > So I think this patch belongs out-of-tree, to be applied only when we
> > want to dump stuff but not have it in-tree casually...
> >
> 
> This shall help with tricky future bug reports to ensure that all the
> tables are in a sane state.  This is especially true for cases where the
> tables need a refresh but they were not refreshed for one reason or
> another.  Maciej just reported a case like that at the late part of the
> patch queue thanks to this.
> 
> Can we at least keep this under a kconfig option that defaults to N?

You tell me:

https://lwn.net/Articles/309298/

-- 
Regards/Gruss,
    Boris.

https://people.kernel.org/tglx/notes-about-netiquette