| From | "H. Peter Anvin" <> | Subject | [PATCH 01/11] x86, cpufeature: Add feature bit for SMAP | Date | Fri, 21 Sep 2012 12:43:05 -0700 |
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From: "H. Peter Anvin" <hpa@zytor.com>
Add CPUID feature bit for Supervisor Mode Access Prevention (SMAP).
Signed-off-by: H. Peter Anvin <hpa@zytor.com> Link: http://lkml.kernel.org/n/tip-ethzcr5nipikl6hd5q8ssepq@git.kernel.org --- 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 6b7ee5f..633b617 100644 --- a/arch/x86/include/asm/cpufeature.h +++ b/arch/x86/include/asm/cpufeature.h @@ -209,6 +209,7 @@ #define X86_FEATURE_RTM (9*32+11) /* Restricted Transactional Memory */ #define X86_FEATURE_RDSEED (9*32+18) /* The RDSEED instruction */ #define X86_FEATURE_ADX (9*32+19) /* The ADCX and ADOX instructions */ +#define X86_FEATURE_SMAP (9*32+20) /* Supervisor Mode Access Prevention */ #if defined(__KERNEL__) && !defined(__ASSEMBLY__) -- 1.7.6.5
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