linux-kernel - Re: [PATCH v4 mips-next 7/7] MIPS: select ARCH_WANT_LD_ORPHAN

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Message-ID: <20210108211919.GG2547542@ubuntu-m3-large-x86>
Date:   Fri, 8 Jan 2021 14:19:19 -0700
From:   Nathan Chancellor <natechancellor@...il.com>
To:     Alexander Lobakin <alobakin@...me>
Cc:     Thomas Bogendoerfer <tsbogend@...ha.franken.de>,
        Arnd Bergmann <arnd@...db.de>,
        Kees Cook <keescook@...omium.org>,
        Nick Desaulniers <ndesaulniers@...gle.com>,
        Fangrui Song <maskray@...gle.com>,
        Huacai Chen <chenhuacai@...nel.org>,
        Pei Huang <huangpei@...ngson.cn>,
        Jiaxun Yang <jiaxun.yang@...goat.com>,
        Sami Tolvanen <samitolvanen@...gle.com>,
        Ingo Molnar <mingo@...nel.org>,
        Ralf Baechle <ralf@...ux-mips.org>,
        Corey Minyard <cminyard@...sta.com>,
        linux-mips@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arch@...r.kernel.org, stable@...r.kernel.org,
        clang-built-linux@...glegroups.com
Subject: Re: [PATCH v4 mips-next 7/7] MIPS: select ARCH_WANT_LD_ORPHAN_WARN

On Thu, Jan 07, 2021 at 01:21:02PM +0000, Alexander Lobakin wrote:
> Now, after that all the sections are explicitly described and
> declared in vmlinux.lds.S, we can enable ld orphan warnings to
> prevent from missing any new sections in future.
> 
> Signed-off-by: Alexander Lobakin <alobakin@...me>
> Reviewed-by: Kees Cook <keescook@...omium.org>

Reviewed-by: Nathan Chancellor <natechancellor@...il.com>

> ---
>  arch/mips/Kconfig | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig
> index d68df1febd25..d3e64cc0932b 100644
> --- a/arch/mips/Kconfig
> +++ b/arch/mips/Kconfig
> @@ -18,6 +18,7 @@ config MIPS
>  	select ARCH_USE_QUEUED_SPINLOCKS
>  	select ARCH_WANT_DEFAULT_TOPDOWN_MMAP_LAYOUT if MMU
>  	select ARCH_WANT_IPC_PARSE_VERSION
> +	select ARCH_WANT_LD_ORPHAN_WARN
>  	select BUILDTIME_TABLE_SORT
>  	select CLONE_BACKWARDS
>  	select CPU_NO_EFFICIENT_FFS if (TARGET_ISA_REV < 1)
> -- 
> 2.30.0
> 
>