--- jsr166/src/test/tck/JSR166TestCase.java	2017/03/11 17:33:32	1.220
+++ jsr166/src/test/tck/JSR166TestCase.java	2017/05/12 18:12:51	1.222
@@ -1,6 +1,7 @@
 /*
- * Written by Doug Lea with assistance from members of JCP JSR-166
- * Expert Group and released to the public domain, as explained at
+ * Written by Doug Lea and Martin Buchholz with assistance from
+ * members of JCP JSR-166 Expert Group and released to the public
+ * domain, as explained at
  * http://creativecommons.org/publicdomain/zero/1.0/
  * Other contributors include Andrew Wright, Jeffrey Hayes,
  * Pat Fisher, Mike Judd.
@@ -8,32 +9,33 @@
 
 /*
  * @test
- * @summary JSR-166 tck tests (conformance testing mode)
+ * @summary JSR-166 tck tests, in a number of variations.
+ *          The first is the conformance testing variant,
+ *          while others also test implementation details.
  * @build *
  * @modules java.management
  * @run junit/othervm/timeout=1000 JSR166TestCase
- */
-
-/*
- * @test
- * @summary JSR-166 tck tests (whitebox tests allowed)
- * @build *
- * @modules java.base/java.util.concurrent:open
- *          java.base/java.lang:open
- *          java.management
  * @run junit/othervm/timeout=1000
+ *      --add-opens java.base/java.util.concurrent=ALL-UNNAMED
+ *      --add-opens java.base/java.lang=ALL-UNNAMED
  *      -Djsr166.testImplementationDetails=true
  *      JSR166TestCase
  * @run junit/othervm/timeout=1000
+ *      --add-opens java.base/java.util.concurrent=ALL-UNNAMED
+ *      --add-opens java.base/java.lang=ALL-UNNAMED
  *      -Djsr166.testImplementationDetails=true
  *      -Djava.util.concurrent.ForkJoinPool.common.parallelism=0
  *      JSR166TestCase
  * @run junit/othervm/timeout=1000
+ *      --add-opens java.base/java.util.concurrent=ALL-UNNAMED
+ *      --add-opens java.base/java.lang=ALL-UNNAMED
  *      -Djsr166.testImplementationDetails=true
  *      -Djava.util.concurrent.ForkJoinPool.common.parallelism=1
  *      -Djava.util.secureRandomSeed=true
  *      JSR166TestCase
  * @run junit/othervm/timeout=1000/policy=tck.policy
+ *      --add-opens java.base/java.util.concurrent=ALL-UNNAMED
+ *      --add-opens java.base/java.lang=ALL-UNNAMED
  *      -Djsr166.testImplementationDetails=true
  *      JSR166TestCase
  */
@@ -1136,6 +1138,12 @@ public class JSR166TestCase extends Test
     }
 
     /**
+     * The maximum number of consecutive spurious wakeups we should
+     * tolerate (from APIs like LockSupport.park) before failing a test.
+     */
+    static final int MAX_SPURIOUS_WAKEUPS = 10;
+
+    /**
      * The number of elements to place in collections, arrays, etc.
      */
     public static final int SIZE = 20;