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x86, cpufeature: Add feature bit for SMAP 

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
hifive-unleashed-5.1
H. Peter Anvin 2012-09-09 11:12:04 -07:00
parent 4cbe5a555f
commit 05194cfc54
1 changed files with 1 additions and 0 deletions
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arch/x86/include/asm/cpufeature.h
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@ -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__)