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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2011-05-19 18:10:17 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-05-19 18:10:17 -0700 |
| commit | 5765040ebfc9a28d9dcfaaaaf3d25840d922de96 (patch) | |
| tree | 6fd0c9950beb3c9730ede405269c9a47bbcbf877 /arch/x86/include/asm/cpufeature.h | |
| parent | 08839ff8276bd1ba0ce8b2d595f9fe62a5b07210 (diff) | |
| parent | de5397ad5b9ad22e2401c4dacdf1bb3b19c05679 (diff) | |
Merge branch 'x86-smep-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'x86-smep-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip:
x86, cpu: Enable/disable Supervisor Mode Execution Protection
x86, cpu: Add SMEP CPU feature in CR4
x86, cpufeature: Add cpufeature flag for SMEP
Diffstat (limited to 'arch/x86/include/asm/cpufeature.h')
| -rw-r--r-- | 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 30afb465d48..5dc6acc98db 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 */ #define X86_FEATURE_ERMS (9*32+ 9) /* Enhanced REP MOVSB/STOSB */ #if defined(__KERNEL__) && !defined(__ASSEMBLY__) |