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authorJoerg Roedel <joerg.roedel@amd.com>2010-09-10 17:30:50 +0200
committerAvi Kivity <avi@redhat.com>2010-10-24 10:52:36 +0200
commit6539e738f65a8f1fc7806295d5d701fba4008343 (patch)
tree7b66b9d2c28eae8a332cdb1da0e602357b0cbeda /arch/x86/kvm/x86.h
parent14dfe855f978181cd611ec018e5ceba860a98545 (diff)
downloadlinux-6539e738f65a8f1fc7806295d5d701fba4008343.tar.bz2
KVM: MMU: Implement nested gva_to_gpa functions
This patch adds the functions to do a nested l2_gva to l1_gpa page table walk. Signed-off-by: Joerg Roedel <joerg.roedel@amd.com> Signed-off-by: Avi Kivity <avi@redhat.com>
Diffstat (limited to 'arch/x86/kvm/x86.h')
-rw-r--r--arch/x86/kvm/x86.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/x86/kvm/x86.h b/arch/x86/kvm/x86.h
index 2d6385e44ccf..bf4dc2f40d7f 100644
--- a/arch/x86/kvm/x86.h
+++ b/arch/x86/kvm/x86.h
@@ -50,6 +50,11 @@ static inline int is_long_mode(struct kvm_vcpu *vcpu)
#endif
}
+static inline bool mmu_is_nested(struct kvm_vcpu *vcpu)
+{
+ return vcpu->arch.walk_mmu == &vcpu->arch.nested_mmu;
+}
+
static inline int is_pae(struct kvm_vcpu *vcpu)
{
return kvm_read_cr4_bits(vcpu, X86_CR4_PAE);