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    ARM: sunxi_defconfig: increase the number of maximum number of CPUs to 8 · afc1ad7e
    Tyler Baker authored
    The a80 optimus has 8 CPUs. I propose we increase the maximum number of CPUs to 8 to avoid the following warning identified during automated boot testing [1].
    
    ------------[ cut here ]------------
    WARNING: CPU: 0 PID: 0 at ../arch/arm/kernel/devtree.c:144 arm_dt_init_cpu_maps+0x110/0x1e0()
    DT /cpu 5 nodes greater than max cores 4, capping them
    CPU: 0 PID: 0 Comm: swapper Not tainted 3.19.0-00528-gbdccc4ed #1
    Hardware name: Allwinner sun9i Family
    [] (unwind_backtrace) from [] (show_stack+0x10/0x14)
    [] (show_stack) from [] (dump_stack+0x74/0x90)
    [] (dump_stack) from [] (warn_slowpath_common+0x70/0xac)
    [] (warn_slowpath_common) from [] (warn_slowpath_fmt+0x30/0x40)
    [] (warn_slowpath_fmt) from [] (arm_dt_init_cpu_maps+0x110/0x1e0)
    [] (arm_dt_init_cpu_maps) from [] (setup_arch+0x634/0x8d4)
    [] (setup_arch) from [] (start_kernel+0x88/0x3ac)
    [] (start_kernel) from [<20008074>] (0x20008074)
    ---[ end trace cb88537fdc8fa200 ]---
    
    [1] http://storage.kernelci.org/mainline/v3.19-528-gbdccc4edeb03/arm-sunxi_defconfig/lab-tbaker/boot-sun9i-a80-optimus.html
    
    
    
    Cc: Maxime Ripard <maxime.ripard@free-electrons.com>
    Cc: Olof Johansson <olof@lixom.net>
    Cc: Kevin Hilman <khilman@kernel.org>
    Cc: Arnd Bergmann <arnd@arndb.de>
    Signed-off-by: default avatarTyler Baker <tyler.baker@linaro.org>
    Signed-off-by: default avatarArnd Bergmann <arnd@arndb.de>
    afc1ad7e