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    Subject[PATCH 4.9 061/171] arch/sparc: increase CONFIG_NODES_SHIFT on SPARC64 to 5
    Date
    4.9-stable review patch.  If anyone has any objections, please let me know.

    ------------------

    [ Upstream commit 7485af89a6fd48f7e6fab2505d2364d1817723e6 ]

    SPARC M6-32 platform has (2^5) NUMA nodes, so need to bump up the
    CONFIG_NODES_SHIFT to 5.

    Orabug: 25577754

    Signed-off-by: Jane Chu <jane.chu@oracle.com>
    Reviewed-by: Bob Picco <bob.picco@oracle.com>
    Reviewed-by: Atish Patra <atish.patra@oracle.com>
    Signed-off-by: David S. Miller <davem@davemloft.net>
    Signed-off-by: Sasha Levin <sashal@kernel.org>
    ---
    arch/sparc/Kconfig | 8 ++++++--
    1 file changed, 6 insertions(+), 2 deletions(-)

    diff --git a/arch/sparc/Kconfig b/arch/sparc/Kconfig
    index 8b4152f3a764..cef42d4be292 100644
    --- a/arch/sparc/Kconfig
    +++ b/arch/sparc/Kconfig
    @@ -290,9 +290,13 @@ config NUMA
    depends on SPARC64 && SMP

    config NODES_SHIFT
    - int
    - default "4"
    + int "Maximum NUMA Nodes (as a power of 2)"
    + range 4 5 if SPARC64
    + default "5"
    depends on NEED_MULTIPLE_NODES
    + help
    + Specify the maximum number of NUMA Nodes available on the target
    + system. Increases memory reserved to accommodate various tables.

    # Some NUMA nodes have memory ranges that span
    # other nodes. Even though a pfn is valid and
    --
    2.17.1


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