diff -ru linux-2.5.59/include/linux/sched.h sched-2.5.59-02/include/linux/sched.h
--- linux-2.5.59/include/linux/sched.h	Thu Jan 16 18:21:38 2003
+++ sched-2.5.59-02/include/linux/sched.h	Tue Feb  4 00:30:05 2003
@@ -293,7 +293,7 @@
 	prio_array_t *array;
 
 	unsigned long sleep_avg;
-	unsigned long sleep_timestamp;
+	unsigned long last_run;
 
 	unsigned long policy;
 	unsigned long cpus_allowed;
diff -ru linux-2.5.59/kernel/fork.c sched-2.5.59-02/kernel/fork.c
--- linux-2.5.59/kernel/fork.c	Thu Jan 16 18:21:38 2003
+++ sched-2.5.59-02/kernel/fork.c	Tue Feb  4 00:30:06 2003
@@ -876,7 +876,7 @@
 	 */
 	p->first_time_slice = 1;
 	current->time_slice >>= 1;
-	p->sleep_timestamp = jiffies;
+	p->last_run = jiffies;
 	if (!current->time_slice) {
 		/*
 	 	 * This case is rare, it happens when the parent has only
diff -ru linux-2.5.59/kernel/sched.c sched-2.5.59-02/kernel/sched.c
--- linux-2.5.59/kernel/sched.c	Thu Jan 16 18:22:29 2003
+++ sched-2.5.59-02/kernel/sched.c	Tue Feb  4 00:30:05 2003
@@ -324,14 +324,14 @@
  */
 static inline void activate_task(task_t *p, runqueue_t *rq)
 {
-	unsigned long sleep_time = jiffies - p->sleep_timestamp;
+	unsigned long sleep_time = jiffies - p->last_run;
 	prio_array_t *array = rq->active;
 
 	if (!rt_task(p) && sleep_time) {
 		/*
 		 * This code gives a bonus to interactive tasks. We update
 		 * an 'average sleep time' value here, based on
-		 * sleep_timestamp. The more time a task spends sleeping,
+		 * ->last_run. The more time a task spends sleeping,
 		 * the higher the average gets - and the higher the priority
 		 * boost gets as well.
 		 */
@@ -975,7 +975,7 @@
 	 */
 
 #define CAN_MIGRATE_TASK(p,rq,this_cpu)					\
-	((jiffies - (p)->sleep_timestamp > cache_decay_ticks) &&	\
+	((jiffies - (p)->last_run > cache_decay_ticks) &&	\
 		!task_running(rq, p) &&					\
 			((p)->cpus_allowed & (1UL << (this_cpu))))
 
@@ -1160,7 +1160,7 @@
 	rq = this_rq();
 
 	release_kernel_lock(prev);
-	prev->sleep_timestamp = jiffies;
+	prev->last_run = jiffies;
 	spin_lock_irq(&rq->lock);
 
 	/*