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-rw-r--r--arch/x86/kvm/kvm_cache_regs.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/x86/kvm/kvm_cache_regs.h b/arch/x86/kvm/kvm_cache_regs.h
index d2a98f8f9af5..6491ac8e755b 100644
--- a/arch/x86/kvm/kvm_cache_regs.h
+++ b/arch/x86/kvm/kvm_cache_regs.h
@@ -71,4 +71,10 @@ static inline ulong kvm_read_cr4(struct kvm_vcpu *vcpu)
return kvm_read_cr4_bits(vcpu, ~0UL);
}
+static inline u64 kvm_read_edx_eax(struct kvm_vcpu *vcpu)
+{
+ return (kvm_register_read(vcpu, VCPU_REGS_RAX) & -1u)
+ | ((u64)(kvm_register_read(vcpu, VCPU_REGS_RDX) & -1u) << 32);
+}
+
#endif