--- linux-2.4.26-openmosix1/hpc/hpcproc.c.orig	2004-11-19 21:23:51.000000000 +0100
+++ linux-2.4.26-openmosix1/hpc/hpcproc.c	2005-01-31 10:18:58.000000000 +0100
@@ -1754,13 +1754,24 @@ proc_mosix_pid_set_lock(struct file * fi
 	len = get_intarr(filp, buf, cnt, &ctl);
 	if (len < 0)
 		return (len);
+#if 0
 	if (lock)
 		return (-EINVAL);
+#endif
 	task_lock(task);
 	if (task->mosix.dflags & (DDEPUTY | DFINISHED))
 		len = -EACCES;
 	else
+#if 0
 		task->mosix.stay &= ~DNOMIGRATE;
+#else
+	{
+		if (lock)
+			task->mosix.stay |= DNOMIGRATE;
+		else
+			task->mosix.stay &= ~DNOMIGRATE;
+	}
+#endif
 	task_unlock(task);
 	return (len);
 }