Messages in this thread | | | Date | Thu, 9 Sep 2021 19:58:19 +0200 | From | Borislav Petkov <> | Subject | Re: [PATCH 01/19] x86/cpufreatures: add AMD CPPC extension feature flag |
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On Wed, Sep 08, 2021 at 10:59:43PM +0800, Huang Rui wrote: > Add Collaborative Processor Performance Control Extension feature flag > for AMD processors. > > Signed-off-by: Huang Rui <ray.huang@amd.com> > --- > arch/x86/include/asm/cpufeatures.h | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/arch/x86/include/asm/cpufeatures.h b/arch/x86/include/asm/cpufeatures.h > index d0ce5cfd3ac1..f7aea50e3371 100644 > --- a/arch/x86/include/asm/cpufeatures.h > +++ b/arch/x86/include/asm/cpufeatures.h > @@ -313,6 +313,7 @@ > #define X86_FEATURE_AMD_SSBD (13*32+24) /* "" Speculative Store Bypass Disable */ > #define X86_FEATURE_VIRT_SSBD (13*32+25) /* Virtualized Speculative Store Bypass Disable */ > #define X86_FEATURE_AMD_SSB_NO (13*32+26) /* "" Speculative Store Bypass is fixed in hardware. */ > +#define X86_FEATURE_AMD_CPPC_EXT (13*32+27) /* Collaborative Processor Performance Control Extension */
Why not simply X86_FEATURE_AMD_CPPC ?
-- Regards/Gruss, Boris.
SUSE Software Solutions Germany GmbH, GF: Felix Imendörffer, HRB 36809, AG Nürnberg
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