KVM: PPC: Handle magic page in kvmppc_ld/st
We use kvmppc_ld and kvmppc_st to emulate load/store instructions that may as
well access the magic page. Special case it out so that we can properly access
it.
Signed-off-by: Alexander Graf <agraf@suse.de>
diff --git a/arch/powerpc/include/asm/kvm_booke.h b/arch/powerpc/include/asm/kvm_booke.h
index cbb1990..f7aa5cc 100644
--- a/arch/powerpc/include/asm/kvm_booke.h
+++ b/arch/powerpc/include/asm/kvm_booke.h
@@ -103,4 +103,14 @@
{
return vcpu->arch.fault_dear;
}
+
+static inline bool kvmppc_supports_magic_page(struct kvm_vcpu *vcpu)
+{
+ /* Magic page is only supported on e500v2 */
+#ifdef CONFIG_KVM_E500V2
+ return true;
+#else
+ return false;
+#endif
+}
#endif /* __ASM_KVM_BOOKE_H__ */