Consolidate host virtualization support under Virtualization menu

Move lguest under the virtualization menu.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
Cc: Avi Kivity <avi@qumranet.com>
diff --git a/drivers/kvm/Kconfig b/drivers/kvm/Kconfig
index 8749fa4..6569206 100644
--- a/drivers/kvm/Kconfig
+++ b/drivers/kvm/Kconfig
@@ -47,4 +47,8 @@
 	  Provides support for KVM on AMD processors equipped with the AMD-V
 	  (SVM) extensions.
 
+# OK, it's a little counter-intuitive to do this, but it puts it neatly under
+# the virtualization menu.
+source drivers/lguest/Kconfig
+
 endif # VIRTUALIZATION