[PATCH 2/2] ARM: sunxi_defconfig: increase the number of maximum number of CPUs to 8

[Maxime Ripard]

On Tue, Feb 10, 2015 at 07:52:28PM -0800, Tyler Baker wrote:
> 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-gbdccc4edeb03 #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 at free-electrons.com>
> Cc: Olof Johansson <olof at lixom.net>
> Cc: Kevin Hilman <khilman at kernel.org>
> Cc: Arnd Bergmann <arnd at arndb.de>
> Signed-off-by: Tyler Baker <tyler.baker at linaro.org>

Applied, thanks!

Maxime

-- 
Maxime Ripard, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com
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