11553 Want pluggable TCP congestion control algorithms
Portions contributed by: Cody Peter Mello <cody.mello@joyent.com>
Reviewed by: Dan McDonald <danmcd@joyent.com>
Reviewed by: Robert Mustacchi <robert.mustacchi@joyent.com>

*** 18,28 ****
   *
   * CDDL HEADER END
   */
  /*
   * Copyright (c) 2010, Oracle and/or its affiliates. All rights reserved.
!  * Copyright (c) 2013 by Delphix. All rights reserved.
   */
  
  /*
   * This file contains routines that are used to modify/retrieve protocol or
   * interface property values. It also holds all the supported properties for
--- 18,28 ----
   *
   * CDDL HEADER END
   */
  /*
   * Copyright (c) 2010, Oracle and/or its affiliates. All rights reserved.
!  * Copyright (c) 2013, 2017 by Delphix. All rights reserved.
   */
  
  /*
   * This file contains routines that are used to modify/retrieve protocol or
   * interface property values. It also holds all the supported properties for
*** 151,160 ****
--- 151,163 ----
  /* possible values for TCP properties `ecn' and `sack' */
  static const char *ecn_sack_vals[] = {"never", "passive", "active", NULL};
  
  /* Supported TCP protocol properties */
  static ipadm_prop_desc_t ipadm_tcp_prop_table[] = {
+         { "congestion_control", NULL, IPADMPROP_CLASS_MODULE, MOD_PROTO_TCP, 0,
+             i_ipadm_set_prop, i_ipadm_get_prop, i_ipadm_get_prop },
+ 
          { "ecn", NULL, IPADMPROP_CLASS_MODULE, MOD_PROTO_TCP, 0,
              i_ipadm_set_ecnsack, i_ipadm_get_ecnsack, i_ipadm_get_ecnsack },
  
          { "extra_priv_ports", NULL, IPADMPROP_CLASS_MODULE, MOD_PROTO_TCP,
              IPADMPROP_MULVAL, i_ipadm_set_eprivport, i_ipadm_get_prop,