test/hotspot/jtreg/gc/g1/TestPeriodicCollectionJNI.java

rev 53920 : imported patch 8218880-g1-crashes-periodic-gc-gclocker
rev 53922 : [mq]: 8218880-kbarrett-review

@@ -60,16 +60,16 @@
 
     public static void main(String[] args) throws InterruptedException {
         long timeout = 2000;
         long startTime = System.currentTimeMillis();
 
-        // start CS locker thread
+        // Start thread doing JNI call
         BlockInNative blocker = new BlockInNative();
         blocker.start();
 
         try {
-            // check timeout to success deadlocking
+            // Wait for periodic GC timeout to trigger
             while (System.currentTimeMillis() < startTime + timeout) {
                 System.out.println("Sleeping to let periodic GC trigger...");
                 Thread.sleep(200);
             }
         } finally {

@@ -84,6 +84,5 @@
         TestPeriodicCollectionJNI.block();
     }
 
     native void unlock();
 }
-