Re: [PATCH v8 09/13] arch/resctrl: Update the RESCTRL config parameter

From: Randy Dunlap
Date: Fri Nov 16 2018 - 16:18:08 EST


On 11/16/18 12:54 PM, Moger, Babu wrote:
> CONFIG_RESCTRL will be used for both Intel and AMD to enable
> Resource Control feature. Update the details and condition accordingly.
>
> Signed-off-by: Babu Moger <babu.moger@xxxxxxx>
> ---
> arch/x86/Kconfig | 19 ++++++++++++++-----
> 1 file changed, 14 insertions(+), 5 deletions(-)
>
> diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
> index 4aae7aba4d61..c5ef3afa89a6 100644
> --- a/arch/x86/Kconfig
> +++ b/arch/x86/Kconfig
> @@ -448,13 +448,22 @@ config RETPOLINE
> config RESCTRL
> bool "Resource Control feature support"
> default n
> - depends on X86 && CPU_SUP_INTEL
> + depends on X86 && (CPU_SUP_INTEL || CPU_SUP_AMD)
> select KERNFS
> help
> - Select to enable resource allocation and monitoring which are
> - sub-features of Intel Resource Director Technology(RDT). More
> - information about RDT can be found in the Intel x86
> - Architecture Software Developer Manual.
> + Select to enable Resource Control feature support.
> +
> + These features are intended to provide the support for the allocation
> + and monitoring the usage of certain system resources by one or more

and monitoring of the usage

> + processors.
> +
> + Intel refers this feature as Intel Resource Director Technology

refers to this feature

> + (Intel(R) RDT). More information about RDT can be found in the
> + Intel x86 Architecture Software Developer Manual.
> +
> + AMD refers this feature as AMD Platform Quality of Service(AMD QoS).

refers to this feature

> + More information about AMD QoS can be found in AMD64 Technology
> + Platform Quality of Service Extensions manual.
>
> Say N if unsure.
>
>


--
~Randy