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    Subject[PATCH v15 02/23] x86/cpufeatures: Add Intel-defined SGX feature bit
    Date
    From: Kai Huang <kai.huang@linux.intel.com>

    X86_FEATURE_SGX reflects whether or not the CPU supports Intel's
    Software Guard eXtensions (SGX).

    Signed-off-by: Kai Huang <kai.huang@linux.intel.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 89a048c2faec..22271752fd1e 100644
    --- a/arch/x86/include/asm/cpufeatures.h
    +++ b/arch/x86/include/asm/cpufeatures.h
    @@ -236,6 +236,7 @@
    /* Intel-defined CPU features, CPUID level 0x00000007:0 (EBX), word 9 */
    #define X86_FEATURE_FSGSBASE ( 9*32+ 0) /* RDFSBASE, WRFSBASE, RDGSBASE, WRGSBASE instructions*/
    #define X86_FEATURE_TSC_ADJUST ( 9*32+ 1) /* TSC adjustment MSR 0x3B */
    +#define X86_FEATURE_SGX ( 9*32+ 2) /* Software Guard Extensions */
    #define X86_FEATURE_BMI1 ( 9*32+ 3) /* 1st group bit manipulation extensions */
    #define X86_FEATURE_HLE ( 9*32+ 4) /* Hardware Lock Elision */
    #define X86_FEATURE_AVX2 ( 9*32+ 5) /* AVX2 instructions */
    --
    2.19.1
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