void oprofile_timer_init(struct oprofile_operations * ops);
int oprofile_set_backtrace(unsigned long depth);
-
+
+#ifdef CONFIG_XEN
+int oprofile_set_active(int active_domains[], unsigned int adomains);
+int oprofile_set_passive(int passive_domains[], unsigned int pdomains);
+#endif
+
#endif /* OPROF_H */