src/java.base/share/classes/sun/nio/ch/SocketChannelImpl.java

*** 1,7 ****
  /*
!  * Copyright (c) 2000, 2013, Oracle and/or its affiliates. All rights reserved.
   * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   *
   * This code is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License version 2 only, as
   * published by the Free Software Foundation.  Oracle designates this
--- 1,7 ----
  /*
!  * Copyright (c) 2000, 2016, Oracle and/or its affiliates. All rights reserved.
   * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   *
   * This code is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License version 2 only, as
   * published by the Free Software Foundation.  Oracle designates this
*** 240,249 ****
--- 240,252 ----
              set.add(StandardSocketOptions.IP_TOS);
              set.add(ExtendedSocketOption.SO_OOBINLINE);
              if (ExtendedOptionsImpl.flowSupported()) {
                  set.add(jdk.net.ExtendedSocketOptions.SO_FLOW_SLA);
              }
+             if (ExtendedOptionsImpl.isQuickAckAvailable()) {
+                 set.add(jdk.net.ExtendedSocketOptions.SO_QUICKACK);
+             }
              return Collections.unmodifiableSet(set);
          }
      }
  
      @Override