Messages in this thread Patch in this message |  | | | From | "Fenghua Yu" <> | | Subject | [PATCH v3 1/4] x86, cpu: Add CPU flags for SMEP | | Date | Tue, 17 May 2011 18:44:26 -0700 |
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From: Fenghua Yu <fenghua.yu@intel.com>
Add support for newly documented SMEP (Supervisor Mode Execution Protection) CPU feature flags.
Signed-off-by: Fenghua Yu <fenghua.yu@intel.com> --- arch/x86/include/asm/cpufeature.h | 1 + 1 files changed, 1 insertions(+), 0 deletions(-) diff --git a/arch/x86/include/asm/cpufeature.h b/arch/x86/include/asm/cpufeature.h index 50c0d30..ca1e0ac 100644 --- a/arch/x86/include/asm/cpufeature.h +++ b/arch/x86/include/asm/cpufeature.h @@ -195,6 +195,7 @@ /* Intel-defined CPU features, CPUID level 0x00000007:0 (ebx), word 9 */ #define X86_FEATURE_FSGSBASE (9*32+ 0) /* {RD/WR}{FS/GS}BASE instructions*/ +#define X86_FEATURE_SMEP (9*32+ 7) /* Supervisor Mode Execution Protection */ #if defined(__KERNEL__) && !defined(__ASSEMBLY__) -- 1.7.2
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