diff --git a/arch/powerpc/kvm/book3s_pr.c b/arch/powerpc/kvm/book3s_pr.c
index fcdc97e..72b20b8 100644
--- a/arch/powerpc/kvm/book3s_pr.c
+++ b/arch/powerpc/kvm/book3s_pr.c
@@ -984,6 +984,26 @@
 	return ret;
 }
 
+int kvmppc_core_prepare_memory_region(struct kvm *kvm,
+				      struct kvm_userspace_memory_region *mem)
+{
+	return 0;
+}
+
+void kvmppc_core_commit_memory_region(struct kvm *kvm,
+				struct kvm_userspace_memory_region *mem)
+{
+}
+
+int kvmppc_core_init_vm(struct kvm *kvm)
+{
+	return 0;
+}
+
+void kvmppc_core_destroy_vm(struct kvm *kvm)
+{
+}
+
 static int kvmppc_book3s_init(void)
 {
 	int r;
diff --git a/arch/powerpc/kvm/booke.c b/arch/powerpc/kvm/booke.c
index 9f2e4a5..9066325 100644
--- a/arch/powerpc/kvm/booke.c
+++ b/arch/powerpc/kvm/booke.c
@@ -865,6 +865,26 @@
 	return -ENOTSUPP;
 }
 
+int kvmppc_core_prepare_memory_region(struct kvm *kvm,
+				      struct kvm_userspace_memory_region *mem)
+{
+	return 0;
+}
+
+void kvmppc_core_commit_memory_region(struct kvm *kvm,
+				struct kvm_userspace_memory_region *mem)
+{
+}
+
+int kvmppc_core_init_vm(struct kvm *kvm)
+{
+	return 0;
+}
+
+void kvmppc_core_destroy_vm(struct kvm *kvm)
+{
+}
+
 int __init kvmppc_booke_init(void)
 {
 	unsigned long ivor[16];
diff --git a/arch/powerpc/kvm/powerpc.c b/arch/powerpc/kvm/powerpc.c
index 24e2b64..0c80e15 100644
--- a/arch/powerpc/kvm/powerpc.c
+++ b/arch/powerpc/kvm/powerpc.c
@@ -148,7 +148,7 @@
 
 int kvm_arch_init_vm(struct kvm *kvm)
 {
-	return 0;
+	return kvmppc_core_init_vm(kvm);
 }
 
 void kvm_arch_destroy_vm(struct kvm *kvm)
@@ -164,6 +164,9 @@
 		kvm->vcpus[i] = NULL;
 
 	atomic_set(&kvm->online_vcpus, 0);
+
+	kvmppc_core_destroy_vm(kvm);
+
 	mutex_unlock(&kvm->lock);
 }
 
@@ -212,7 +215,7 @@
                                    struct kvm_userspace_memory_region *mem,
                                    int user_alloc)
 {
-	return 0;
+	return kvmppc_core_prepare_memory_region(kvm, mem);
 }
 
 void kvm_arch_commit_memory_region(struct kvm *kvm,
@@ -220,7 +223,7 @@
                struct kvm_memory_slot old,
                int user_alloc)
 {
-       return;
+	kvmppc_core_commit_memory_region(kvm, mem);
 }