diff options
Diffstat (limited to 'usr/src/uts/i86pc/os/cpuid.c')
| -rw-r--r-- | usr/src/uts/i86pc/os/cpuid.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/usr/src/uts/i86pc/os/cpuid.c b/usr/src/uts/i86pc/os/cpuid.c index 9f57a078d7..586ec0656b 100644 --- a/usr/src/uts/i86pc/os/cpuid.c +++ b/usr/src/uts/i86pc/os/cpuid.c @@ -169,7 +169,8 @@ static char *x86_feature_names[NUM_X86_FEATURES] = { "avx2", "bmi1", "bmi2", - "fma" + "fma", + "smep" }; boolean_t @@ -1245,6 +1246,9 @@ cpuid_pass1(cpu_t *cpu, uchar_t *featureset) ecp->cp_ebx &= ~CPUID_INTC_EBX_7_0_BMI2; ecp->cp_ebx &= ~CPUID_INTC_EBX_7_0_AVX2; } + + if (ecp->cp_ebx & CPUID_INTC_EBX_7_0_SMEP) + add_x86_feature(featureset, X86FSET_SMEP); } /* |