KVM: PPC: Use KVM_BOOK3S_HANDLER

So far we had a lot of conditional code on CONFIG_KVM_BOOK3S_64_HANDLER.
As we're moving towards common code between 32 and 64 bits, most of
these ifdefs can be moved to a more generic term define, called
CONFIG_KVM_BOOK3S_HANDLER.

This patch adds the new generic config option and moves ifdefs over.

Signed-off-by: Alexander Graf <agraf@suse.de>
Signed-off-by: Avi Kivity <avi@redhat.com>
diff --git a/arch/powerpc/kvm/Kconfig b/arch/powerpc/kvm/Kconfig
index 60624cc..8ef3766 100644
--- a/arch/powerpc/kvm/Kconfig
+++ b/arch/powerpc/kvm/Kconfig
@@ -22,8 +22,12 @@
 	select ANON_INODES
 	select KVM_MMIO
 
+config KVM_BOOK3S_HANDLER
+	bool
+
 config KVM_BOOK3S_64_HANDLER
 	bool
+	select KVM_BOOK3S_HANDLER
 
 config KVM_BOOK3S_64
 	tristate "KVM support for PowerPC book3s_64 processors"