--- linux-2.6.16/kernel/hrtimer.h.orig	2006-04-04 08:50:14.000000000 -0500
+++ linux-2.6.16/kernel/hrtimer.h	2006-04-04 08:50:18.000000000 -0500
@@ -207,6 +207,7 @@
 # define hrtimer_init_hres(c)		do { } while (0)
 # define hrtimer_init_timer_hres(t)	do { } while (0)
 # define hrtimer_update_timer_prio(t)	do { } while (0)
+# define hrtimer_adjust_softirq_prio(b)	do { } while (0)
 
 static inline void hrtimer_init_base(struct hrtimer_base *base)
 {