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Date: Wed, 7 Jan 2026 15:56:49 -0700
From: Nathan Chancellor <nathan@kernel.org>
To: Marco Elver <elver@google.com>
Cc: Heiko Carstens <hca@linux.ibm.com>,
	Peter Zijlstra <peterz@infradead.org>,
	kernel test robot <lkp@intel.com>, llvm@lists.linux.dev,
	oe-kbuild-all@lists.linux.dev
Subject: Re: [peterz-queue:locking/core 34/39] WARNING: modpost: EXPORT
 symbol "stack_depot_save_flags" [vmlinux] version generation failed, symbol
 will not be versioned.
Message-ID: <20260107225649.GA1867428@ax162>
References: <202512222219.F6EkVNmQ-lkp@intel.com>
 <20260105153520.GV3707891@noisy.programming.kicks-ass.net>
 <20260107114608.10536C6a-hca@linux.ibm.com>
 <20260107204549.GA846948@ax162>
 <aV7fxXjaOBtHhI9X@elver.google.com>
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In-Reply-To: <aV7fxXjaOBtHhI9X@elver.google.com>

On Wed, Jan 07, 2026 at 11:35:49PM +0100, Marco Elver wrote:
> This works:

Ah duh :)

> --- a/include/linux/compiler-context-analysis.h
> +++ b/include/linux/compiler-context-analysis.h
> @@ -6,7 +6,7 @@
>  #ifndef _LINUX_COMPILER_CONTEXT_ANALYSIS_H
>  #define _LINUX_COMPILER_CONTEXT_ANALYSIS_H
>  
> -#if defined(WARN_CONTEXT_ANALYSIS) && !defined(__CHECKER__)
> +#if defined(WARN_CONTEXT_ANALYSIS) && !defined(__CHECKER__) && !defined(__GENKSYMS__)
>  
> I guess the genksyms parser just can't deal with some of the syntax
> (just like __CHECKER__).

Right. Not to mention that these macros should have no bearing on the
ABI stability for the sake of module versioning so there is no point to
consider them during genksyms (if I understand correctly).

Cheers,
Nathan