linux-kernel - Re: [PATCH 2/2] asm-generic/export.h: remove unneeded __kcrctab

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Message-ID: <CAK7LNARpjkd8VpMAp+vx+Ud5ipSsfxPY6cAr31tmG=08_qi1kQ@mail.gmail.com>
Date:   Thu, 7 Nov 2019 00:41:51 +0900
From:   Masahiro Yamada <yamada.masahiro@...ionext.com>
To:     Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Jessica Yu <jeyu@...nel.org>
Cc:     Nicholas Piggin <npiggin@...il.com>,
        Al Viro <viro@...iv.linux.org.uk>,
        Arnd Bergmann <arnd@...db.de>,
        linux-arch <linux-arch@...r.kernel.org>
Subject: Re: [PATCH 2/2] asm-generic/export.h: remove unneeded __kcrctab_* symbols

On Fri, Oct 18, 2019 at 1:56 PM Masahiro Yamada
<yamada.masahiro@...ionext.com> wrote:
>
> EXPORT_SYMBOL from assembly code produces an unused symbol __kcrctab_*.
>
> kcrctab is used as a section name (prefixed with three underscores),
> but never used as a symbol.
>
> Signed-off-by: Masahiro Yamada <yamada.masahiro@...ionext.com>
> ---

Applied to linux-kbuild.

>
>  include/asm-generic/export.h | 1 -
>  1 file changed, 1 deletion(-)
>
> diff --git a/include/asm-generic/export.h b/include/asm-generic/export.h
> index 80ef2dc0c8be..a3983e2ce0fd 100644
> --- a/include/asm-generic/export.h
> +++ b/include/asm-generic/export.h
> @@ -43,7 +43,6 @@ __kstrtab_\name:
>  #ifdef CONFIG_MODVERSIONS
>         .section ___kcrctab\sec+\name,"a"
>         .balign KCRC_ALIGN
> -__kcrctab_\name:
>  #if defined(CONFIG_MODULE_REL_CRCS)
>         .long __crc_\name - .
>  #else
> --
> 2.17.1
>


-- 
Best Regards
Masahiro Yamada