Xen: fix cpu_hotplug build when !CONFIG_SMP
Compile cpu_hotplug.c conditionally on CONFIG_HOTPLUG_CPU
Signed-off-by: Alex Nixon <alex.nixon@citrix.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
diff --git a/drivers/xen/Makefile b/drivers/xen/Makefile
index f62d8df..d2a8fdf 100644
--- a/drivers/xen/Makefile
+++ b/drivers/xen/Makefile
@@ -1,4 +1,5 @@
-obj-y += grant-table.o features.o events.o manage.o cpu_hotplug.o
+obj-y += grant-table.o features.o events.o manage.o
obj-y += xenbus/
+obj-$(CONFIG_HOTPLUG_CPU) += cpu_hotplug.o
obj-$(CONFIG_XEN_XENCOMM) += xencomm.o
obj-$(CONFIG_XEN_BALLOON) += balloon.o