[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [Xen-devel] [PATCH v1 6/6] x86/tools: Expose SMAP to HVM guests
This patch exposes SMAP festure to HVM guests Signed-off-by: Feng Wu <feng.wu@xxxxxxxxx> --- tools/libxc/xc_cpufeature.h | 1 + tools/libxc/xc_cpuid_x86.c | 1 + 2 files changed, 2 insertions(+) diff --git a/tools/libxc/xc_cpufeature.h b/tools/libxc/xc_cpufeature.h index c464e3a..37c69f7 100644 --- a/tools/libxc/xc_cpufeature.h +++ b/tools/libxc/xc_cpufeature.h @@ -137,5 +137,6 @@ #define X86_FEATURE_ERMS 9 /* Enhanced REP MOVSB/STOSB */ #define X86_FEATURE_INVPCID 10 /* Invalidate Process Context ID */ #define X86_FEATURE_RTM 11 /* Restricted Transactional Memory */ +#define X86_FEATURE_SMAP 20 /* Supervisor Mode Access Protection */ #endif /* __LIBXC_CPUFEATURE_H */ diff --git a/tools/libxc/xc_cpuid_x86.c b/tools/libxc/xc_cpuid_x86.c index bbbf9b8..953945f 100644 --- a/tools/libxc/xc_cpuid_x86.c +++ b/tools/libxc/xc_cpuid_x86.c @@ -367,6 +367,7 @@ static void xc_cpuid_hvm_policy( bitmaskof(X86_FEATURE_HLE) | bitmaskof(X86_FEATURE_AVX2) | bitmaskof(X86_FEATURE_SMEP) | + bitmaskof(X86_FEATURE_SMAP) | bitmaskof(X86_FEATURE_BMI2) | bitmaskof(X86_FEATURE_ERMS) | bitmaskof(X86_FEATURE_INVPCID) | -- 1.8.3.1 _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxx http://lists.xen.org/xen-devel
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