linux-kernel - Re: [PATCH v3 0/5] module: Strict per-modname namespaces

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Message-ID: <2025050259-reappear-apostle-d176@gregkh>
Date: Fri, 2 May 2025 16:39:09 +0200
From: Greg KH <gregkh@...uxfoundation.org>
To: Peter Zijlstra <peterz@...radead.org>
Cc: mcgrof@...nel.org, x86@...nel.org, hpa@...or.com, petr.pavlu@...e.com,
	samitolvanen@...gle.com, da.gomez@...sung.com, masahiroy@...nel.org,
	nathan@...nel.org, nicolas@...sle.eu, linux-kernel@...r.kernel.org,
	linux-modules@...r.kernel.org, linux-kbuild@...r.kernel.org,
	hch@...radead.org, roypat@...zon.co.uk
Subject: Re: [PATCH v3 0/5] module: Strict per-modname namespaces

On Fri, May 02, 2025 at 04:12:04PM +0200, Peter Zijlstra wrote:
> Hi!
> 
> Implement means for exports to be available to an explicit list of named
> modules. By explicitly limiting the usage of certain exports, the abuse
> potential/risk is greatly reduced.
> 
> Changes since v2:
> 
>  - switch to "module:" prefix (Masahiro)
>  - removed some patch noise (Masahiro)
>  - strstarts() and strlen() usage for prefixes (Masahiro)
>  - simpler ___EXPORT_SYMBOL() changes (Masahiro)
> 
> Not making using of glob_match() / fnmatch(); this would result in more
> complicated code for very little gain.
> 

Nice work!

Acked-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>