btl/openib: disable XRC in OpenIB BTL

disable XRC in OpenIB BTL due to lack of support. Related to open-mpi#3890 Fixes open-mpi#3969 Signed-off-by: Howard Pritchard <[email protected]> (cherry picked from commit 8223d4c) (cherry picked from commit c22a7c7) Conflicts: NEWS config/opal_check_openfabrics.m4
artpol84 · Aug 4, 2017 · 0977911 · 0977911
1 parent ac6c8c7
commit 0977911
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diff --git a/NEWS b/NEWS
@@ -53,6 +53,12 @@ included in the vX.Y.Z section and be denoted as:
    (** also appeared: A.B.C)  -- indicating that this item was previously
                                  included in release version vA.B.C.
 
+2.0.4 -- October, 2017
+--------------------
+
+Bug fixes/minor improvements:
+- Remove IB XRC support from the OpenIB BTL due to lack of support.
+
 2.0.3 -- June 2017
 ------------------
 

diff --git a/config/opal_check_openfabrics.m4 b/config/opal_check_openfabrics.m4
@@ -10,8 +10,8 @@
 #                         University of Stuttgart.  All rights reserved.
 # Copyright (c) 2004-2005 The Regents of the University of California.
 #                         All rights reserved.
-# Copyright (c) 2006-2015 Cisco Systems, Inc.  All rights reserved.
-# Copyright (c) 2006-2015 Los Alamos National Security, LLC.  All rights
+# Copyright (c) 2006-2016 Cisco Systems, Inc.  All rights reserved.
+# Copyright (c) 2006-2017 Los Alamos National Security, LLC.  All rights
 #                         reserved.
 # Copyright (c) 2006-2009 Mellanox Technologies. All rights reserved.
 # Copyright (c) 2010-2012 Oracle and/or its affiliates.  All rights reserved.
@@ -289,12 +289,13 @@ AC_DEFUN([OPAL_CHECK_OPENFABRICS],[
 
 AC_DEFUN([OPAL_CHECK_OPENFABRICS_CM_ARGS],[
     #
-    # ConnectX XRC support
+    # ConnectX XRC support - disabled see issue #3890
     #
-    AC_ARG_ENABLE([openib-connectx-xrc],
-        [AC_HELP_STRING([--enable-openib-connectx-xrc],
-                        [Enable ConnectX XRC support in the openib BTL. If you do not have InfiniBand ConnectX adapters, you may disable the ConnectX XRC support. If you do not know which InfiniBand adapter is installed on your cluster, leave this option enabled (default: enabled)])],
-                        [enable_connectx_xrc="$enableval"], [enable_connectx_xrc="yes"])
+dnl    AC_ARG_ENABLE([openib-connectx-xrc],
+dnl        [AC_HELP_STRING([--enable-openib-connectx-xrc],
+dnl                        [Enable ConnectX XRC support in the openib BTL. (default: disabled)])],
+dnl                        [enable_connectx_xrc="$enableval"], [enable_connectx_xrc="no"])
+    enable_connectx_xrc="no"
     #
     # Unconnect Datagram (UD) based connection manager
     #