diff -ur linux-2.4.20-wt7-pre1/drivers/cpufreq/userspace.c l/drivers/cpufreq/userspace.c
--- linux-2.4.20-wt7-pre1/drivers/cpufreq/userspace.c	Sun Mar  2 03:28:07 2003
+++ l/drivers/cpufreq/userspace.c	Sun Mar  2 03:37:37 2003
@@ -17,6 +17,7 @@
 #include <linux/smp.h>
 #include <linux/init.h>
 #include <linux/spinlock.h>
+#include <linux/sched.h>
 #include <linux/interrupt.h>
 #include <linux/ctype.h>
 #include <linux/cpufreq.h>
diff -ur linux-2.4.20-wt7-pre1/kernel/cpufreq.c l/kernel/cpufreq.c
--- linux-2.4.20-wt7-pre1/kernel/cpufreq.c	Sun Mar  2 03:28:07 2003
+++ l/kernel/cpufreq.c	Sun Mar  2 03:36:23 2003
@@ -18,6 +18,7 @@
 #include <linux/notifier.h>
 #include <linux/cpufreq.h>
 #include <linux/delay.h>
+#include <linux/sched.h>
 #include <linux/interrupt.h>
 #include <linux/spinlock.h>
 //#include <linux/device.h>