linux-kernel - Re: [PATCH] Documentation: raise minimum supported version of binutils to 2.25

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Date:   Thu, 13 Oct 2022 10:45:09 -0700
From:   Nick Desaulniers <ndesaulniers@...gle.com>
To:     Masahiro Yamada <masahiroy@...nel.org>
Cc:     Linus Torvalds <torvalds@...ux-foundation.org>,
        linux-kernel@...r.kernel.org, linux-arch@...r.kernel.org,
        Arnd Bergmann <arnd@...db.de>,
        Jonathan Corbet <corbet@....net>, linux-doc@...r.kernel.org
Subject: Re: [PATCH] Documentation: raise minimum supported version of
 binutils to 2.25

On Wed, Oct 12, 2022 at 11:19 AM Masahiro Yamada <masahiroy@...nel.org> wrote:
>
> Binutils 2.23 was released in 2012. Almost 10 years old.
>
> We already require GCC 5.1, released in 2015.
>
> Bump the binutils version to 2.25, which was released one year before
> GCC 5.1.
>
> With this applied, some subsystems can start to clean up code.
> Examples:
>   arch/arm/Kconfig.assembler
>   arch/mips/vdso/Kconfig
>   arch/powerpc/Makefile
>   arch/x86/Kconfig.assembler

Thanks for the patch! Indeed, it looks like 2.25 is from 2014.
https://ftp.gnu.org/gnu/binutils/
Reviewed-by: Nick Desaulniers <ndesaulniers@...gle.com>

>
> Signed-off-by: Masahiro Yamada <masahiroy@...nel.org>
> ---
>
>  Documentation/process/changes.rst | 4 ++--
>  scripts/min-tool-version.sh       | 2 +-
>  2 files changed, 3 insertions(+), 3 deletions(-)
>
> diff --git a/Documentation/process/changes.rst b/Documentation/process/changes.rst
> index 9844ca3a71a6..ef540865ad22 100644
> --- a/Documentation/process/changes.rst
> +++ b/Documentation/process/changes.rst
> @@ -35,7 +35,7 @@ Rust (optional)        1.62.0           rustc --version
>  bindgen (optional)     0.56.0           bindgen --version
>  GNU make               3.82             make --version
>  bash                   4.2              bash --version
> -binutils               2.23             ld -v
> +binutils               2.25             ld -v
>  flex                   2.5.35           flex --version
>  bison                  2.0              bison --version
>  pahole                 1.16             pahole --version
> @@ -119,7 +119,7 @@ Bash 4.2 or newer is needed.
>  Binutils
>  --------
>
> -Binutils 2.23 or newer is needed to build the kernel.
> +Binutils 2.25 or newer is needed to build the kernel.
>
>  pkg-config
>  ----------
> diff --git a/scripts/min-tool-version.sh b/scripts/min-tool-version.sh
> index 8766e248ffbb..4e5b45d9b526 100755
> --- a/scripts/min-tool-version.sh
> +++ b/scripts/min-tool-version.sh
> @@ -14,7 +14,7 @@ fi
>
>  case "$1" in
>  binutils)
> -       echo 2.23.0
> +       echo 2.25.0
>         ;;
>  gcc)
>         echo 5.1.0
> --
> 2.34.1
>


-- 
Thanks,
~Nick Desaulniers