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author | Wyes Karny <wyes.karny@amd.com> | 2022-06-06 23:33:36 +0530 |
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committer | Dave Hansen <dave.hansen@linux.intel.com> | 2022-06-08 13:01:58 -0700 |
commit | 6f33a9daff9f07906365c4054c90b225f346cd0e (patch) | |
tree | 46b045a92c4517584a48f5699979f6b959b0b83e /arch | |
parent | aebef63cf7ff222660fd321c47e24452e8437673 (diff) | |
download | linux-6f33a9daff9f07906365c4054c90b225f346cd0e.tar.gz |
x86: Fix comment for X86_FEATURE_ZEN
The feature X86_FEATURE_ZEN implies that the CPU based on Zen microarchitecture. Call this out explicitly in the comment. Signed-off-by: Wyes Karny <wyes.karny@amd.com> Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com> Tested-by: Zhang Rui <rui.zhang@intel.com> Link: https://lkml.kernel.org/r/9931b01a85120a0d1faf0f244e8de3f2190e774c.1654538381.git-series.wyes.karny@amd.com
Diffstat (limited to 'arch')
-rw-r--r-- | arch/x86/include/asm/cpufeatures.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/include/asm/cpufeatures.h b/arch/x86/include/asm/cpufeatures.h index 73e643ae94b6..6141457cda38 100644 --- a/arch/x86/include/asm/cpufeatures.h +++ b/arch/x86/include/asm/cpufeatures.h @@ -219,7 +219,7 @@ #define X86_FEATURE_IBRS ( 7*32+25) /* Indirect Branch Restricted Speculation */ #define X86_FEATURE_IBPB ( 7*32+26) /* Indirect Branch Prediction Barrier */ #define X86_FEATURE_STIBP ( 7*32+27) /* Single Thread Indirect Branch Predictors */ -#define X86_FEATURE_ZEN ( 7*32+28) /* "" CPU is AMD family 0x17 or above (Zen) */ +#define X86_FEATURE_ZEN (7*32+28) /* "" CPU based on Zen microarchitecture */ #define X86_FEATURE_L1TF_PTEINV ( 7*32+29) /* "" L1TF workaround PTE inversion */ #define X86_FEATURE_IBRS_ENHANCED ( 7*32+30) /* Enhanced IBRS */ #define X86_FEATURE_MSR_IA32_FEAT_CTL ( 7*32+31) /* "" MSR IA32_FEAT_CTL configured */ |