linux-kernel - Re: [PATCH v3 09/11] arch/x86: Introduce new config parameter AMD

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Message-ID: <20181011220255.GB21876@zn.tnic>
Date:   Fri, 12 Oct 2018 00:02:55 +0200
From:   Borislav Petkov <bp@...e.de>
To:     "Moger, Babu" <Babu.Moger@....com>
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Subject: Re: [PATCH v3 09/11] arch/x86: Introduce new config parameter AMD_QOS

On Thu, Oct 11, 2018 at 08:33:35PM +0000, Moger, Babu wrote:
> Introduces the new config parameter AMD_QOS. This parameter will be
> used to enable cache and memory bandwidth allocation and monitoring
> features on AMD processors. This will enable common config parameter
> RESCTRL if selected.
> 
> Signed-off-by: Babu Moger <babu.moger@....com>
> ---
>  arch/x86/Kconfig | 17 ++++++++++++++++-
>  1 file changed, 16 insertions(+), 1 deletion(-)
> 
> diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
> index 91a703ebdc04..5cef55935a5a 100644
> --- a/arch/x86/Kconfig
> +++ b/arch/x86/Kconfig
> @@ -458,9 +458,24 @@ config INTEL_RDT
>  
>  	  Say N if unsure.
>  
> +config AMD_QOS
> +	bool "AMD Quality of Service support"
> +	default n
> +	depends on X86 && CPU_SUP_AMD

Why the X86 dependency too? CPU_SUP_AMD is x86-specific and indirectly
implies X86, I'd say.

-- 
Regards/Gruss,
    Boris.

SUSE Linux GmbH, GF: Felix Imendörffer, Jane Smithard, Graham Norton, HRB 21284 (AG Nürnberg)