linux-kernel - Re: [PATCH] ARM: Remove unused .fixup section in boot stub

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Message-ID: <CAKwvOdm=r8BK62QRqhpyek56rMv8fEKmT+=uJ--2pbo49RBg3w@mail.gmail.com>
Date:   Sat, 8 Feb 2020 10:05:40 +0000
From:   Nick Desaulniers <ndesaulniers@...gle.com>
To:     Kees Cook <keescook@...omium.org>
Cc:     Nicolas Pitre <nico@...xnic.net>,
        Manoj Gupta <manojgupta@...gle.com>,
        Nathan Chancellor <natechancellor@...il.com>,
        Ard Biesheuvel <ard.biesheuvel@...aro.org>,
        Russell King - ARM Linux <linux@...linux.org.uk>,
        clang-built-linux <clang-built-linux@...glegroups.com>,
        Linux ARM <linux-arm-kernel@...ts.infradead.org>,
        LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] ARM: Remove unused .fixup section in boot stub

On Sat, Feb 8, 2020 at 10:04 AM Kees Cook <keescook@...omium.org> wrote:
>
> The boot stub does not emit a .fixup section at all anymore, so remove
> it.
>
> Suggested-by: Nick Desaulniers <ndesaulniers@...gle.com>
> Link: https://lore.kernel.org/lkml/CAKwvOdnRhx=SgtcUCyX2ZOGATM8OzG6hSOY9wGQZcwtp+P5WBQ@mail.gmail.com
> Signed-off-by: Kees Cook <keescook@...omium.org>

thanks for the patch!
Reviewed-by: Nick Desaulniers <ndesaulniers@...gle.com>

> ---
>  arch/arm/boot/compressed/vmlinux.lds.S | 1 -
>  1 file changed, 1 deletion(-)
>
> diff --git a/arch/arm/boot/compressed/vmlinux.lds.S b/arch/arm/boot/compressed/vmlinux.lds.S
> index fc7ed03d8b93..b247f399de71 100644
> --- a/arch/arm/boot/compressed/vmlinux.lds.S
> +++ b/arch/arm/boot/compressed/vmlinux.lds.S
> @@ -36,7 +36,6 @@ SECTIONS
>      *(.start)
>      *(.text)
>      *(.text.*)
> -    *(.fixup)
>      *(.gnu.warning)
>      *(.glue_7t)
>      *(.glue_7)
> --
> 2.20.1
>
>
> --
> Kees Cook



-- 
Thanks,
~Nick Desaulniers