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Date:   Wed, 7 Oct 2020 13:14:47 +0200
From:   Borislav Petkov <bp@alien8.de>
To:     Dan Williams <dan.j.williams@intel.com>
Cc:     linux-tip-commits@vger.kernel.org,
        Dan Williams <dan.j.williams@intel.com>,
        Borislav Petkov <bp@suse.de>, Tony Luck <tony.luck@intel.com>,
        Michael Ellerman <mpe@ellerman.id.au>, stable@vger.kernel.org,
        x86 <x86@kernel.org>, LKML <linux-kernel@vger.kernel.org>
Subject: Re: [tip: ras/core] x86, powerpc: Rename memcpy_mcsafe() to
 copy_mc_to_{user, kernel}()
Message-ID: <20201007111447.GA23257@zn.tnic>
References: <CAHk-=wjSqtXAqfUJxFtWNwmguFASTgB0dz1dT3V-78Quiezqbg@mail.gmail.com>
 <160197822988.7002.13716982099938468868.tip-bot2@tip-bot2>
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On Tue, Oct 06, 2020 at 09:57:09AM -0000, tip-bot2 for Dan Williams wrote:
> +	/* Copy successful. Return zero */
> +.L_done_memcpy_trap:
> +	xorl %eax, %eax
> +.L_done:
> +	ret
> +SYM_FUNC_END(copy_mc_fragile)
> +EXPORT_SYMBOL_GPL(copy_mc_fragile)

That export together with CONFIG_MODVERSIONS causes

WARNING: modpost: EXPORT symbol "copy_mc_fragile" [vmlinux] version generation failed, symbol will not be versioned.

here.

I don't see why tho...

-- 
Regards/Gruss,
    Boris.

https://people.kernel.org/tglx/notes-about-netiquette