linux-kernel - Re: [xen-tip:linux-next 12/12] WARNING: modpost: vmlinux: section mismatch in reference: mc_debug_data+0x0 (section: .data) -> mc_debug_data

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Message-ID: <20250327144012.GAZ-VjTB935oZS3RLa@fat_crate.local>
Date: Thu, 27 Mar 2025 15:40:12 +0100
From: Borislav Petkov <bp@...en8.de>
To: Jürgen Groß <jgross@...e.com>
Cc: Jan Beulich <jbeulich@...e.com>, oe-kbuild-all@...ts.linux.dev,
	xen-devel@...ts.xenproject.org,
	Boris Ostrovsky <boris.ostrovsky@...cle.com>,
	kernel test robot <lkp@...el.com>, x86-ml <x86@...nel.org>,
	lkml <linux-kernel@...r.kernel.org>
Subject: Re: [xen-tip:linux-next 12/12] WARNING: modpost: vmlinux: section
 mismatch in reference: mc_debug_data+0x0 (section: .data) ->
 mc_debug_data_early (section: .init.data)

On Thu, Mar 27, 2025 at 03:21:45PM +0100, Jürgen Groß wrote:
> Well, that is wasting nearly 3kB of the data section.
> 
> Maybe not a big deal, but still...

We could do it until the proper fix is in place, no?

3K is meh, especially for the hypervisor kernel, I'd say...

-- 
Regards/Gruss,
    Boris.

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