Re: [PATCH 01/19] x86/cpufreatures: add AMD CPPC extension feature flag
From: Huang Rui
Date: Thu Sep 16 2021 - 05:30:43 EST
On Mon, Sep 13, 2021 at 09:04:42PM +0800, Borislav Petkov wrote:
> On Mon, Sep 13, 2021 at 05:48:51PM +0800, Huang Rui wrote:
> > This feature flag indicates the full MSR hardware solution of AMD
> > P-States, if it is not set, that means we will go with in shared
> > memory hardware solution. So we name this as extension.
>
> Nobody cares whether it is an extension except you guys. Also, having
> AMD_CPPC_EXT suggests there already is AMD_CPPC. But there isn't.
>
> So call it X86_FEATURE_AMD_CPPC, please, for simplicity's sake.
>
OK, no problem. I will update this in V2.
Thanks,
Ray