--- jsr166/src/jsr166y/ForkJoinTask.java	2009/08/06 23:08:50	1.42
+++ jsr166/src/jsr166y/ForkJoinTask.java	2009/08/19 11:24:58	1.43
@@ -511,6 +511,11 @@ public abstract class ForkJoinTask<V> im
      * Arranges to asynchronously execute this task.  While it is not
      * necessarily enforced, it is a usage error to fork a task more
      * than once unless it has completed and been reinitialized.
+     * Subsequent modifications to the state of this task or any data
+     * it operates on are not necessarily consistently observable by
+     * any thread other than the one executing it unless preceded by a
+     * call to {@link #join} or related methods, or a call to {@link
+     * #isDone} returning {@code true}.
      *
      * <p>This method may be invoked only from within {@code
      * ForkJoinTask} computations (as may be determined using method