summaryrefslogtreecommitdiffstats
path: root/arch/x86/include/asm/cpufeature.h
diff options
context:
space:
mode:
authorAlok Kataria <akataria@vmware.com>2008-11-01 18:34:37 -0700
committerH. Peter Anvin <hpa@zytor.com>2008-11-01 18:45:37 -0700
commit49ab56ac6e1b907b7dadb72a4012460359feaf0e (patch)
tree6bd0ac1cff629b6dccee2801676c3265647b7d22 /arch/x86/include/asm/cpufeature.h
parentb2bcc7b299f37037b4a78dc1538e5d6508ae8110 (diff)
downloadop-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/x86/include/asm/cpufeature.h')
-rw-r--r--arch/x86/include/asm/cpufeature.h2
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
OpenPOWER on IntegriCloud