[PATCH v5 1/8] arch: enable relative relocations for arm64, power, x86, s390 and x86

Sam Ravnborg sam at ravnborg.org
Tue Dec 26 08:05:03 AEDT 2017


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 at arm.com>
> Cc: Will Deacon <will.deacon at arm.com>
> Cc: Benjamin Herrenschmidt <benh at kernel.crashing.org>
> Cc: Paul Mackerras <paulus at samba.org>
> Cc: Michael Ellerman <mpe at ellerman.id.au>
> Cc: Martin Schwidefsky <schwidefsky at de.ibm.com>
> Cc: Heiko Carstens <heiko.carstens at de.ibm.com>
> Cc: Thomas Gleixner <tglx at linutronix.de>
> Cc: Ingo Molnar <mingo at redhat.com>
> Cc: "H. Peter Anvin" <hpa at zytor.com>
> Cc: x86 at kernel.org
> Signed-off-by: Ard Biesheuvel <ard.biesheuvel at 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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