linux-kernel - Re: [PATCH] arm64: remove redundant 'if HAVE_ARCH

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Message-ID: <CAK7LNATEdKf6PsOXnnNOyKkbRtOObV84pok8jsR64k_GNDkG4w@mail.gmail.com>
Date: Mon, 15 Jul 2024 01:03:54 +0900
From: Masahiro Yamada <masahiroy@...nel.org>
To: Catalin Marinas <catalin.marinas@....com>, Will Deacon <will@...nel.org>, 
	linux-arm-kernel@...ts.infradead.org
Cc: linux-kernel@...r.kernel.org, linux-kbuild@...r.kernel.org
Subject: Re: [PATCH] arm64: remove redundant 'if HAVE_ARCH_KASAN' in Kconfig

On Sun, Jul 14, 2024 at 7:58 PM Masahiro Yamada <masahiroy@...nel.org> wrote:
>
> The condition 'select HAVE_ARCH_KASAN' is always true because
> there is 'select HAVE_ARCH_KASAN' statement above.
>
> Signed-off-by: Masahiro Yamada <masahiroy@...nel.org>
> ---
>
>  arch/arm64/Kconfig | 6 +++---
>  1 file changed, 3 insertions(+), 3 deletions(-)
>
> diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig
> index c87d16b12e9b..d37cbfc3031e 100644
> --- a/arch/arm64/Kconfig
> +++ b/arch/arm64/Kconfig
> @@ -167,9 +167,9 @@ config ARM64
>         select HAVE_ARCH_JUMP_LABEL
>         select HAVE_ARCH_JUMP_LABEL_RELATIVE
>         select HAVE_ARCH_KASAN
> -       select HAVE_ARCH_KASAN_VMALLOC if HAVE_ARCH_KASAN
> -       select HAVE_ARCH_KASAN_SW_TAGS if HAVE_ARCH_KASAN
> -       select HAVE_ARCH_KASAN_HW_TAGS if (HAVE_ARCH_KASAN && ARM64_MTE)
> +       select HAVE_ARCH_KASAN_VMALLOC
> +       select HAVE_ARCH_KASAN_SW_TAGS
> +       select HAVE_ARCH_KASAN_HW_TAGS if ARM64_MTE
>         # Some instrumentation may be unsound, hence EXPERT
>         select HAVE_ARCH_KCSAN if EXPERT
>         select HAVE_ARCH_KFENCE
> --
> 2.43.0
>


I expect this patch will go through the arm64 tree.

(I just sent it to the kbuild ML by mistake)





-- 
Best Regards
Masahiro Yamada