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 (file)
--- 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