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author | Alok Kataria <akataria@vmware.com> | 2008-11-01 18:34:37 -0700 |
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committer | H. Peter Anvin <hpa@zytor.com> | 2008-11-01 18:45:37 -0700 |
commit | 49ab56ac6e1b907b7dadb72a4012460359feaf0e (patch) | |
tree | 6bd0ac1cff629b6dccee2801676c3265647b7d22 /arch | |
parent | b2bcc7b299f37037b4a78dc1538e5d6508ae8110 (diff) | |
download | op-kernel-dev-49ab56ac6e1b907b7dadb72a4012460359feaf0e.zip op-kernel-dev-49ab56ac6e1b907b7dadb72a4012460359feaf0e.tar.gz |
x86: add X86_FEATURE_HYPERVISOR feature bit
Impact: Number declaration only.
Add X86_FEATURE_HYPERVISOR bit (CPUID level 1, ECX, bit 31).
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
Diffstat (limited to 'arch')
-rw-r--r-- | arch/x86/include/asm/cpufeature.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/x86/include/asm/cpufeature.h b/arch/x86/include/asm/cpufeature.h index e490a79..694d1f8 100644 --- a/arch/x86/include/asm/cpufeature.h +++ b/arch/x86/include/asm/cpufeature.h @@ -118,6 +118,7 @@ #define X86_FEATURE_XSAVE (4*32+26) /* XSAVE/XRSTOR/XSETBV/XGETBV */ #define X86_FEATURE_OSXSAVE (4*32+27) /* "" XSAVE enabled in the OS */ #define X86_FEATURE_AVX (4*32+28) /* Advanced Vector Extensions */ +#define X86_FEATURE_HYPERVISOR (4*32+31) /* Running on a hypervisor */ /* VIA/Cyrix/Centaur-defined CPU features, CPUID level 0xC0000001, word 5 */ #define X86_FEATURE_XSTORE (5*32+ 2) /* "rng" RNG present (xstore) */ @@ -238,6 +239,7 @@ extern const char * const x86_power_flags[32]; #define cpu_has_xmm4_2 boot_cpu_has(X86_FEATURE_XMM4_2) #define cpu_has_x2apic boot_cpu_has(X86_FEATURE_X2APIC) #define cpu_has_xsave boot_cpu_has(X86_FEATURE_XSAVE) +#define cpu_has_hypervisor boot_cpu_has(X86_FEATURE_HYPERVISOR) #if defined(CONFIG_X86_INVLPG) || defined(CONFIG_X86_64) # define cpu_has_invlpg 1 |