[PATCH v7 0/4] arm64, numa: Add numa support for arm64 platforms

[Ganapatrao Kulkarni]

Hi All, Mark R,

please review!!

thanks,
Ganapat

On Tue, Nov 17, 2015 at 10:50 PM, Ganapatrao Kulkarni
<gkulkarni at caviumnetworks.com> wrote:
> v7:
>         - managing numa memory mapping using memblock.
>         - Incorporated review comments of Mark Rutland.
>
> v6:
>         - defined and implemented the numa dt binding using
>         node property proximity and device node distance-map.
>         - renamed dt_numa to of_numa
>
> v5:
>         - created base verion of numa.c which creates dummy numa without using dt
>           on single socket platforms. Then added patches for dt support.
>         - Incorporated review comments from Hanjun Guo.
>
> v4:
> done changes as per Arnd review comments.
>
> v3:
> Added changes to support numa on arm64 based platforms.
> Tested these patches on cavium's multinode(2 node topology) platform.
> In this patchset, defined and implemented dt bindings for numa mapping
> for core and memory using device node property arm,associativity.
>
> v2:
> Defined and implemented numa map for memory, cores to node and
> proximity distance matrix of nodes.
>
> v1:
> Initial patchset to support numa on arm64 platforms.
>
> Note:
>         1. This patchset is tested for numa with dt on
>            thunderx single socket and dual socket boards.
>         2. Numa DT booting needs the dt memory nodes, which are deleted in current efi-stub,
>         hence to try numa with dt, you need to rebase with ard's patchset.
>         http://git.linaro.org/people/ard.biesheuvel/linux-arm.git/shortlog/refs/heads/arm64-uefi-early-fdt-handling
>
> Ganapatrao Kulkarni (4):
>   arm64, numa: adding numa support for arm64 platforms.
>   Documentation, dt, arm64/arm: dt bindings for numa.
>   arm64/arm, numa, dt: adding numa dt binding implementation for arm64
>     platforms.
>   arm64, dt, thunderx: Add initial dts for Cavium Thunderx in 2 node
>     topology.
>
>  Documentation/devicetree/bindings/arm/numa.txt  | 272 ++++++++
>  arch/arm64/Kconfig                              |  35 +
>  arch/arm64/boot/dts/cavium/Makefile             |   2 +-
>  arch/arm64/boot/dts/cavium/thunder-88xx-2n.dts  |  83 +++
>  arch/arm64/boot/dts/cavium/thunder-88xx-2n.dtsi | 806 ++++++++++++++++++++++++
>  arch/arm64/include/asm/mmzone.h                 |  17 +
>  arch/arm64/include/asm/numa.h                   |  56 ++
>  arch/arm64/kernel/Makefile                      |   1 +
>  arch/arm64/kernel/of_numa.c                     | 265 ++++++++
>  arch/arm64/kernel/setup.c                       |   4 +
>  arch/arm64/kernel/smp.c                         |   4 +
>  arch/arm64/mm/Makefile                          |   1 +
>  arch/arm64/mm/init.c                            |  30 +-
>  arch/arm64/mm/numa.c                            | 392 ++++++++++++
>  14 files changed, 1963 insertions(+), 5 deletions(-)
>  create mode 100644 Documentation/devicetree/bindings/arm/numa.txt
>  create mode 100644 arch/arm64/boot/dts/cavium/thunder-88xx-2n.dts
>  create mode 100644 arch/arm64/boot/dts/cavium/thunder-88xx-2n.dtsi
>  create mode 100644 arch/arm64/include/asm/mmzone.h
>  create mode 100644 arch/arm64/include/asm/numa.h
>  create mode 100644 arch/arm64/kernel/of_numa.c
>  create mode 100644 arch/arm64/mm/numa.c
>
> --
> 1.8.1.4
>