diff -urN 2.4.3aa/kernel/fork.c 2.4.3aa-waitqueue/kernel/fork.c
--- 2.4.3aa/kernel/fork.c	Sun Apr  1 11:52:13 2001
+++ 2.4.3aa-waitqueue/kernel/fork.c	Sun Apr  1 12:40:00 2001
@@ -38,8 +38,8 @@
 {
 	unsigned long flags;
 
-	wq_write_lock_irqsave(&q->lock, flags);
 	wait->flags = 0;
+	wq_write_lock_irqsave(&q->lock, flags);
 	__add_wait_queue(q, wait);
 	wq_write_unlock_irqrestore(&q->lock, flags);
 }
@@ -48,8 +48,8 @@
 {
 	unsigned long flags;
 
-	wq_write_lock_irqsave(&q->lock, flags);
 	wait->flags = WQ_FLAG_EXCLUSIVE;
+	wq_write_lock_irqsave(&q->lock, flags);
 	__add_wait_queue_tail(q, wait);
 	wq_write_unlock_irqrestore(&q->lock, flags);
 }