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Viewing changes to arch/x86/kvm/cpuid.h

  • Committer: Package Import Robot
  • Author(s): Luke Yelavich, Luke Yelavich, Upstream Kernel Changes
  • Date: 2012-03-30 09:03:19 UTC
  • Revision ID: package-import@ubuntu.com-20120330090319-5445yb1865swhoiv
Tags: 3.2.0-21.29
[ Luke Yelavich ]

* [Config] Update configs after rebase against Ubuntu-3.2.0-21.34

[ Upstream Kernel Changes ]

* Low-latency: Rebase against Ubuntu-3.2.0-21.34

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Lines of Context:
arch/x86/kvm/cpuid.h
 
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#ifndef ARCH_X86_KVM_CPUID_H
 
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#define ARCH_X86_KVM_CPUID_H
 
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#include "x86.h"
 
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void kvm_update_cpuid(struct kvm_vcpu *vcpu);
 
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struct kvm_cpuid_entry2 *kvm_find_cpuid_entry(struct kvm_vcpu *vcpu,
 
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                                              u32 function, u32 index);
 
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int kvm_dev_ioctl_get_supported_cpuid(struct kvm_cpuid2 *cpuid,
 
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                                      struct kvm_cpuid_entry2 __user *entries);
 
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int kvm_vcpu_ioctl_set_cpuid(struct kvm_vcpu *vcpu,
 
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                             struct kvm_cpuid *cpuid,
 
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                             struct kvm_cpuid_entry __user *entries);
 
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int kvm_vcpu_ioctl_set_cpuid2(struct kvm_vcpu *vcpu,
 
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                              struct kvm_cpuid2 *cpuid,
 
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                              struct kvm_cpuid_entry2 __user *entries);
 
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int kvm_vcpu_ioctl_get_cpuid2(struct kvm_vcpu *vcpu,
 
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                              struct kvm_cpuid2 *cpuid,
 
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                              struct kvm_cpuid_entry2 __user *entries);
 
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static inline bool guest_cpuid_has_xsave(struct kvm_vcpu *vcpu)
 
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{
 
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        struct kvm_cpuid_entry2 *best;
 
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        best = kvm_find_cpuid_entry(vcpu, 1, 0);
 
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        return best && (best->ecx & bit(X86_FEATURE_XSAVE));
 
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}
 
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static inline bool guest_cpuid_has_smep(struct kvm_vcpu *vcpu)
 
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{
 
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        struct kvm_cpuid_entry2 *best;
 
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        best = kvm_find_cpuid_entry(vcpu, 7, 0);
 
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        return best && (best->ebx & bit(X86_FEATURE_SMEP));
 
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}
 
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static inline bool guest_cpuid_has_fsgsbase(struct kvm_vcpu *vcpu)
 
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{
 
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        struct kvm_cpuid_entry2 *best;
 
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        best = kvm_find_cpuid_entry(vcpu, 7, 0);
 
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        return best && (best->ebx & bit(X86_FEATURE_FSGSBASE));
 
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}
 
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#endif