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[intel-sgx-kernel-dev,RFC,v2,02/10] x86: add SGX definition to cpufeature

Message ID 20170913152104.21532-3-jarkko.sakkinen@linux.intel.com (mailing list archive)
State New, archived
Headers show

Commit Message

Jarkko Sakkinen Sept. 13, 2017, 3:20 p.m. UTC 
From: Kai Huang <kai.huang@linux.intel.com>

Signed-off-by: Kai Huang <kai.huang@linux.intel.com>
---
 arch/x86/include/asm/cpufeatures.h | 1 +
 1 file changed, 1 insertion(+)
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Patch

diff --git a/arch/x86/include/asm/cpufeatures.h b/arch/x86/include/asm/cpufeatures.h
index 5a28e8e55e36..e470dfeb2fd4 100644
--- a/arch/x86/include/asm/cpufeatures.h
+++ b/arch/x86/include/asm/cpufeatures.h
@@ -218,6 +218,7 @@ 
 /* 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_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 */