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Date: Sat, 5 Sep 2026 17:28:17 -0700
From: Andrew Morton <akpm@linux-foundation.org>
To: Aaron Tomlin <atomlin@atomlin.com>
Cc: arnd@arndb.de, mcgrof@kernel.org, petr.pavlu@suse.com,
 da.gomez@kernel.org, samitolvanen@google.com, peterz@infradead.org,
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Subject: Re: [PATCH v10 0/2] module: Extend module_blacklist parameter to
 built-in modules
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On Fri, 4 Sep 2026 10:59:38 -0400 Aaron Tomlin <atomlin@atomlin.com> wrote:

> On Thu, Sep 03, 2026 at 01:29:24PM -0700, Andrew Morton wrote:
> > On Thu,  3 Sep 2026 14:55:55 -0400 Aaron Tomlin <atomlin@atomlin.com> wrote:
> > 
> > > Currently, the "module_blacklist=" command-line parameter only applies to
> > > loadable modules. If a module is built-in, the parameter is silently
> > > ignored. This patch series extends the blacklisting functionality to
> > > built-in modules by intercepting their initialisation routines during early
> > > boot.
> > 
> > Why?  What are the use-cases and what is the value of this change
> > to our users?
> > 
> > Important, so please don't skimp on the details.
> 
> Hi Andrew,
> 
> Thanks for asking.
> 
> Here is the rationale, concrete use cases, and the value this hopefully
> brings to users and administrators.
>
> ...
>
> In summary, this patch brings parity between modular and built-in drivers,
> removes a pain point in boot-time disaster recovery, and provides users
> with a predictable, consistent interface.

Really helpful, thanks.  Please add this to the [0/N] and maintain it.

I don't really know who are the potential audience for this change, nor
how to attract their attention.  Greg might have some insights but he
wasn't cc'ed.

Let's leave it a week to see if there's feedback then resend with these
adjustments?