X86_FEATURE_K8 86 arch/x86/include/asm/cpufeatures.h #define X86_FEATURE_K8 ( 3*32+ 4) /* "" Opteron, Athlon64 */ X86_FEATURE_K8 86 tools/arch/x86/include/asm/cpufeatures.h #define X86_FEATURE_K8 ( 3*32+ 4) /* "" Opteron, Athlon64 */