stop_machine: wean Xen off stop_machine_run

This is the last use of (the deprecated) stop_machine_run in the tree.

Signed-off-by: Rusty Russell <[e-mail]>
Acked-by: Jeremy Fitzhardinge <[e-mail]>

drivers/xen/manage.c

···
 	/* XXX use normal device tree? */
 	xenbus_suspend();
 
-	err = stop_machine_run(xen_suspend, &cancelled, 0);
+	err = stop_machine(xen_suspend, &cancelled, &cpumask_of_cpu(0));
 	if (err) {
 		printk(KERN_ERR "failed to start xen_suspend: %d\n", err);
 		goto out;