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Re: [PATCH v5 1/8] arch: enable relative relocations for arm64, power, x

To: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Subject: Re: [PATCH v5 1/8] arch: enable relative relocations for arm64, power, x86, s390 and x86
From: Sam Ravnborg <sam@ravnborg.org>
Date: Mon, 25 Dec 2017 22:05:03 +0100
Cc: linux-kernel@vger.kernel.org, "H. Peter Anvin" <hpa@zytor.com>, Ralf Baechle <ralf@linux-mips.org>, Arnd Bergmann <arnd@arndb.de>, Heiko Carstens <heiko.carstens@de.ibm.com>, Kees Cook <keescook@chromium.org>, Will Deacon <will.deacon@arm.com>, Michael Ellerman <mpe@ellerman.id.au>, Thomas Garnier <thgarnie@google.com>, Thomas Gleixner <tglx@linutronix.de>, "Serge E. Hallyn" <serge@hallyn.com>, Bjorn Helgaas <bhelgaas@google.com>, Benjamin Herrenschmidt <benh@kernel.crashing.org>, Russell King <linux@armlinux.org.uk>, Paul Mackerras <paulus@samba.org>, Catalin Marinas <catalin.marinas@arm.com>, "David S. Miller" <davem@davemloft.net>, Petr Mladek <pmladek@suse.com>, Ingo Molnar <mingo@redhat.com>, James Morris <james.l.morris@oracle.com>, Andrew Morton <akpm@linux-foundation.org>, Nicolas Pitre <nico@linaro.org>, Josh Poimboeuf <jpoimboe@redhat.com>, Steven Rostedt <rostedt@goodmis.org>, Martin Schwidefsky <schwidefsky@de.ibm.com>, Sergey Senozhatsky <sergey.senozhatsky@gmail.com>, Linus Torvalds <torvalds@linux-foundation.org>, Jessica Yu <jeyu@kernel.org>, linux-arm-kernel@lists.infradead.org, linux-mips@linux-mips.org, linuxppc-dev@lists.ozlabs.org, linux-s390@vger.kernel.org, sparclinux@vger.kernel.org, x86@kernel.org
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Hi Ard.

On Mon, Dec 25, 2017 at 08:54:33PM +0000, Ard Biesheuvel wrote:
> Before updating certain subsystems to use place relative 32-bit
> relocations in special sections, to save space  and reduce the
> number of absolute relocations that need to be processed at runtime
> by relocatable kernels, introduce the Kconfig symbol and define it
> for some architectures that should be able to support and benefit
> from it.
> 
> Cc: Catalin Marinas <catalin.marinas@arm.com>
> Cc: Will Deacon <will.deacon@arm.com>
> Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
> Cc: Paul Mackerras <paulus@samba.org>
> Cc: Michael Ellerman <mpe@ellerman.id.au>
> Cc: Martin Schwidefsky <schwidefsky@de.ibm.com>
> Cc: Heiko Carstens <heiko.carstens@de.ibm.com>
> Cc: Thomas Gleixner <tglx@linutronix.de>
> Cc: Ingo Molnar <mingo@redhat.com>
> Cc: "H. Peter Anvin" <hpa@zytor.com>
> Cc: x86@kernel.org
> Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
> ---
>  arch/Kconfig                    | 10 ++++++++++
>  arch/arm64/Kconfig              |  1 +

>  arch/arm64/kernel/vmlinux.lds.S |  2 +-
The change to arch/arm64/kernel/vmlinux.lds.S is
not justified in the changelog.
Did you add it by mistake?

        Sam

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