linux-kernel - Re: linux-next: manual merge of the sysctl tree with the modules tree

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Message-ID: <fq34gunpe6exbyoeowpxvuctslfgwvs45e3zrp32bhy24xbcty@lyty6vaso6g4>
Date: Mon, 21 Jul 2025 12:49:23 +0200
From: Joel Granados <joel.granados@...nel.org>
To: Stephen Rothwell <sfr@...b.auug.org.au>
Cc: Luis Chamberlain <mcgrof@...nel.org>, Kees Cook <kees@...nel.org>, 
	Petr Pavlu <petr.pavlu@...e.com>, Sami Tolvanen <samitolvanen@...gle.com>, 
	Daniel Gomez <da.gomez@...sung.com>, Linux Kernel Mailing List <linux-kernel@...r.kernel.org>, 
	Linux Next Mailing List <linux-next@...r.kernel.org>, 
	Thomas Weißschuh <thomas.weissschuh@...utronix.de>
Subject: Re: linux-next: manual merge of the sysctl tree with the modules tree

On Mon, Jul 14, 2025 at 05:59:16PM +1000, Stephen Rothwell wrote:
> Hi all,
> 
> Today's linux-next merge of the sysctl tree got a conflict in:
> 
>   include/linux/module.h
> 
> between commits:
> 
>   6633d3a45a8c ("module: move 'struct module_use' to internal.h")
>   a55842991352 ("module: make structure definitions always visible")
> 
> from the modules tree and commit:
> 
>   6bb37af62634 ("module: Move modprobe_path and modules_disabled ctl_tables into the module subsys")
> 
> from the sysctl tree.
> 
> I fixed it up (see below) and can carry the fix as necessary. This
> is now fixed as far as linux-next is concerned, but any non trivial
> conflicts should be mentioned to your upstream maintainer when your tree
> is submitted for merging.  You may also want to consider cooperating
> with the maintainer of the conflicting tree to minimise any particularly
> complex conflicts.
Quickly reviewed this with Daniel Gomez <da.gomez@...sung.com> one of
the modules maintainers and this solution is the correct one.

Best


> 
> -- 
> Cheers,
> Stephen Rothwell
> 
> diff --cc include/linux/module.h
> index 3b665cb0cabe,e93cdb92ad92..000000000000
> --- a/include/linux/module.h
> +++ b/include/linux/module.h
> @@@ -584,17 -608,6 +584,16 @@@ struct module 
>   #define MODULE_ARCH_INIT {}
>   #endif
>   
>  +#ifdef CONFIG_MODULES
>  +
> - extern int modules_disabled; /* for sysctl */
>  +/* Get/put a kernel symbol (calls must be symmetric) */
>  +void *__symbol_get(const char *symbol);
>  +void *__symbol_get_gpl(const char *symbol);
>  +#define symbol_get(x)	({ \
>  +	static const char __notrim[] \
>  +		__used __section(".no_trim_symbol") = __stringify(x); \
>  +	(typeof(&x))(__symbol_get(__stringify(x))); })
>  +
>   #ifndef HAVE_ARCH_KALLSYMS_SYMBOL_VALUE
>   static inline unsigned long kallsyms_symbol_value(const Elf_Sym *sym)
>   {



-- 

Joel Granados

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