diff options
Diffstat (limited to 'arch/x86/kvm/x86.h')
| -rw-r--r-- | arch/x86/kvm/x86.h | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/arch/x86/kvm/x86.h b/arch/x86/kvm/x86.h index f783d8fe0d1d..2dc24a755b6d 100644 --- a/arch/x86/kvm/x86.h +++ b/arch/x86/kvm/x86.h @@ -41,4 +41,28 @@ static inline bool is_protmode(struct kvm_vcpu *vcpu) return kvm_read_cr0_bits(vcpu, X86_CR0_PE); } +static inline int is_long_mode(struct kvm_vcpu *vcpu) +{ +#ifdef CONFIG_X86_64 + return vcpu->arch.shadow_efer & EFER_LMA; +#else + return 0; +#endif +} + +static inline int is_pae(struct kvm_vcpu *vcpu) +{ + return kvm_read_cr4_bits(vcpu, X86_CR4_PAE); +} + +static inline int is_pse(struct kvm_vcpu *vcpu) +{ + return kvm_read_cr4_bits(vcpu, X86_CR4_PSE); +} + +static inline int is_paging(struct kvm_vcpu *vcpu) +{ + return kvm_read_cr0_bits(vcpu, X86_CR0_PG); +} + #endif |