[PATCH] ARM64: Enable multi-core scheduler support by default

Catalin Marinas catalin.marinas at arm.com
Thu Oct 29 10:19:44 PDT 2015


On Mon, Oct 19, 2015 at 05:55:49PM +0100, Dietmar Eggemann wrote:
> Make sure that the task scheduler domain hierarchy is set-up correctly
> on systems with single or multi-cluster topology.
> 
> Signed-off-by: Dietmar Eggemann <dietmar.eggemann at arm.com>
> ---
>  arch/arm64/configs/defconfig | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/arch/arm64/configs/defconfig b/arch/arm64/configs/defconfig
> index 34d71dd86781..dc70d715bc38 100644
> --- a/arch/arm64/configs/defconfig
> +++ b/arch/arm64/configs/defconfig
> @@ -51,6 +51,7 @@ CONFIG_PCI=y
>  CONFIG_PCI_MSI=y
>  CONFIG_PCI_XGENE=y
>  CONFIG_SMP=y
> +CONFIG_SCHED_MC=y
>  CONFIG_PREEMPT=y
>  CONFIG_KSM=y
>  CONFIG_TRANSPARENT_HUGEPAGE=y

Question: does enabling this option have any (positive) effect on the
vanilla kernel or it requires additional patches like EAS?

Thanks.

-- 
Catalin



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