linux-kernel - Re: [PATCH] module: Fix device table module aliases

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Message-ID: <b97dd440-f41f-4c29-995b-a7dbafc0a7c7@sirena.org.uk>
Date: Mon, 20 Oct 2025 21:55:57 +0100
From: Mark Brown <broonie@...nel.org>
To: Josh Poimboeuf <jpoimboe@...nel.org>
Cc: x86@...nel.org, linux-kernel@...r.kernel.org,
	Petr Mladek <pmladek@...e.com>, Miroslav Benes <mbenes@...e.cz>,
	Joe Lawrence <joe.lawrence@...hat.com>,
	live-patching@...r.kernel.org, Song Liu <song@...nel.org>,
	laokz <laokz@...mail.com>, Jiri Kosina <jikos@...nel.org>,
	Marcos Paulo de Souza <mpdesouza@...e.com>,
	Weinan Liu <wnliu@...gle.com>,
	Fazla Mehrab <a.mehrab@...edance.com>,
	Chen Zhongjin <chenzhongjin@...wei.com>,
	Puranjay Mohan <puranjay@...nel.org>,
	Dylan Hatch <dylanbhatch@...gle.com>,
	Peter Zijlstra <peterz@...radead.org>,
	Alexander Stein <alexander.stein@...tq-group.com>,
	Marek Szyprowski <m.szyprowski@...sung.com>,
	Cosmin Tanislav <demonsingur@...il.com>
Subject: Re: [PATCH] module: Fix device table module aliases

On Mon, Oct 20, 2025 at 10:53:40AM -0700, Josh Poimboeuf wrote:
> Commit 6717e8f91db7 ("kbuild: Remove 'kmod_' prefix from
> __KBUILD_MODNAME") inadvertently broke module alias generation for
> modules which rely on MODULE_DEVICE_TABLE().
> 
> It removed the "kmod_" prefix from __KBUILD_MODNAME, which caused
> MODULE_DEVICE_TABLE() to generate a symbol name which no longer matched
> the format expected by handle_moddevtable() in scripts/mod/file2alias.c.

I've not done an exhaustive test of all the impacted platforms but this
looks like it fixes things:

Tested-by: Mark Brown <broonie@...nel.org>

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