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-rw-r--r--arch/x86/kvm/kvm_cache_regs.h10
1 files changed, 10 insertions, 0 deletions
diff --git a/arch/x86/kvm/kvm_cache_regs.h b/arch/x86/kvm/kvm_cache_regs.h
index 35acc36..f468597 100644
--- a/arch/x86/kvm/kvm_cache_regs.h
+++ b/arch/x86/kvm/kvm_cache_regs.h
@@ -38,6 +38,16 @@ static inline u64 kvm_pdptr_read(struct kvm_vcpu *vcpu, int index)
return vcpu->arch.pdptrs[index];
}
+static inline ulong kvm_read_cr0_bits(struct kvm_vcpu *vcpu, ulong mask)
+{
+ return vcpu->arch.cr0 & mask;
+}
+
+static inline ulong kvm_read_cr0(struct kvm_vcpu *vcpu)
+{
+ return kvm_read_cr0_bits(vcpu, ~0UL);
+}
+
static inline ulong kvm_read_cr4_bits(struct kvm_vcpu *vcpu, ulong mask)
{
if (mask & vcpu->arch.cr4_guest_owned_bits)
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