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From:   Ard Biesheuvel <ard.biesheuvel@linaro.org>
Date:   Sat, 8 Feb 2020 09:15:05 +0000
Message-ID: <CAKv+Gu805nMtsXCLPhTpk7hPCb+Lad6fHgauaq1-G0Lq2xL1+Q@mail.gmail.com>
Subject: Re: [PATCH] ARM: Remove unused .fixup section in boot stub
To:     Kees Cook <keescook@chromium.org>
Cc:     Nicolas Pitre <nico@fluxnic.net>,
        Nick Desaulniers <ndesaulniers@google.com>,
        Manoj Gupta <manojgupta@google.com>,
        Nathan Chancellor <natechancellor@gmail.com>,
        Russell King - ARM Linux <linux@armlinux.org.uk>,
        clang-built-linux <clang-built-linux@googlegroups.com>,
        Linux ARM <linux-arm-kernel@lists.infradead.org>,
        Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
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On Sat, 8 Feb 2020 at 09:04, Kees Cook <keescook@chromium.org> wrote:
>
> The boot stub does not emit a .fixup section at all anymore, so remove
> it.
>
> Suggested-by: Nick Desaulniers <ndesaulniers@google.com>
> Link: https://lore.kernel.org/lkml/CAKwvOdnRhx=SgtcUCyX2ZOGATM8OzG6hSOY9wGQZcwtp+P5WBQ@mail.gmail.com
> Signed-off-by: Kees Cook <keescook@chromium.org>

Reviewed-by: Ard Biesheuvel <ardb@kernel.org>

I'd assume these are uncontroversial enough to go straight into the
patch system.

> ---
>  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