Subject: Re: [PATCH v8 39/45] powerpc/powernv: Select OF_DYNAMIC

From: Alexey Kardashevskiy <[email-masked]>
Date: Tue, 19 Apr 2016 19:42:01 +1000

On 02/17/2016 02:44 PM, Gavin Shan wrote:
> The device tree will change dynamically in PowerNV PCI hotplug
> driver. This enables CONFIG_OF_DYNAMIC to support that.
>
> Signed-off-by: Gavin Shan <[email-masked]>
> ---
>   arch/powerpc/platforms/powernv/Kconfig | 1 +
>   1 file changed, 1 insertion(+)
>
> diff --git a/arch/powerpc/platforms/powernv/Kconfig b/arch/powerpc/platforms/powernv/Kconfig
> index 604190c..e7b1ad7 100644
> --- a/arch/powerpc/platforms/powernv/Kconfig
> +++ b/arch/powerpc/platforms/powernv/Kconfig
> @@ -18,6 +18,7 @@ config PPC_POWERNV
>   	select CPU_FREQ_GOV_ONDEMAND
>   	select CPU_FREQ_GOV_CONSERVATIVE
>   	select PPC_DOORBELL
> +	select OF_DYNAMIC

Why not to enable it in 45/45 under config HOTPLUG_PCI_POWERNV? Is there 
any benefit of having it always on if HOTPLUG_PCI_POWERNV is not enabled?

>   	default y
>   config OPAL_PRD

-- 
Alexey