--- a/src/java.base/share/classes/java/nio/channels/SelectableChannel.java	Thu Feb 08 11:44:21 2018 +0800
+++ b/src/java.base/share/classes/java/nio/channels/SelectableChannel.java	Thu Feb 08 10:55:21 2018 +0000
@@ -121,7 +121,7 @@
     //   keySet, may be empty but is never null, typ. a tiny array
     //   boolean isRegistered, protected by key set
     //   regLock, lock object to prevent duplicate registrations
-    //   boolean isBlocking, protected by regLock
+    //   blocking mode, protected by regLock
 
     /**
      * Tells whether or not this channel is currently registered with any