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Message-ID: <20160223102610.GD3966@arm.com>
Date: Tue, 23 Feb 2016 10:26:11 +0000
From: Will Deacon <will.deacon@....com>
To: David Daney <ddaney.cavm@...il.com>
Cc: linux-arm-kernel@...ts.infradead.org,
Rob Herring <robh+dt@...nel.org>,
Pawel Moll <pawel.moll@....com>,
Mark Rutland <mark.rutland@....com>,
Ian Campbell <ijc+devicetree@...lion.org.uk>,
Kumar Gala <galak@...eaurora.org>, devicetree@...r.kernel.org,
Ard Biesheuvel <ard.biesheuvel@...aro.org>,
Frank Rowand <frowand.list@...il.com>,
Grant Likely <grant.likely@...aro.org>,
Catalin Marinas <catalin.marinas@....com>,
Matt Fleming <matt@...eblueprint.co.uk>,
linux-efi@...r.kernel.org,
Ganapatrao Kulkarni <gkulkarni@...iumnetworks.com>,
Robert Richter <rrichter@...ium.com>,
linux-kernel@...r.kernel.org, David Daney <david.daney@...ium.com>
Subject: Re: [PATCH v12 4/5] arm64, numa: Add NUMA support for arm64
platforms.
On Mon, Feb 22, 2016 at 05:58:22PM -0800, David Daney wrote:
> From: Ganapatrao Kulkarni <gkulkarni@...iumnetworks.com>
>
> Attempt to get the memory and CPU NUMA node via of_numa. If that
> fails, default the dummy NUMA node and map all memory and CPUs to node
> 0.
>
> Tested-by: Shannon Zhao <shannon.zhao@...aro.org>
> Reviewed-by: Robert Richter <rrichter@...ium.com>
> Signed-off-by: Ganapatrao Kulkarni <gkulkarni@...iumnetworks.com>
> Signed-off-by: David Daney <david.daney@...ium.com>
> ---
> arch/arm64/Kconfig | 26 +++
> arch/arm64/include/asm/mmzone.h | 12 ++
> arch/arm64/include/asm/numa.h | 45 +++++
> arch/arm64/include/asm/topology.h | 10 +
> arch/arm64/kernel/pci.c | 10 +
> arch/arm64/kernel/setup.c | 4 +
> arch/arm64/kernel/smp.c | 4 +
> arch/arm64/mm/Makefile | 1 +
> arch/arm64/mm/init.c | 34 +++-
> arch/arm64/mm/mmu.c | 1 +
> arch/arm64/mm/numa.c | 403 ++++++++++++++++++++++++++++++++++++++
> 11 files changed, 545 insertions(+), 5 deletions(-)
> create mode 100644 arch/arm64/include/asm/mmzone.h
> create mode 100644 arch/arm64/include/asm/numa.h
> create mode 100644 arch/arm64/mm/numa.c
[...]
> diff --git a/arch/arm64/include/asm/mmzone.h b/arch/arm64/include/asm/mmzone.h
> new file mode 100644
> index 0000000..a0de9e6
> --- /dev/null
> +++ b/arch/arm64/include/asm/mmzone.h
> @@ -0,0 +1,12 @@
> +#ifndef __ASM_MMZONE_H
> +#define __ASM_MMZONE_H
> +
> +#ifdef CONFIG_NUMA
> +
> +#include <asm/numa.h>
> +
> +extern struct pglist_data *node_data[];
> +#define NODE_DATA(nid) (node_data[(nid)])
> +
> +#endif /* CONFIG_NUMA */
> +#endif /* __ASM_MMZONE_H */
What happened to the patch cleaning this up in generic code?
Will
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