Merge pull request #1223 from hjelmn/ib_use_srq

btl/openib: use only SRQ on ib by default

opal/mca/btl/openib/btl_openib_mca.c

@@ -663,7 +663,7 @@ int btl_openib_register_mca_params(void)
     }
 
     asprintf(&default_qps,
-            "P,128,256,192,128:S,%u,1024,1008,64:S,%u,1024,1008,64:S,%u,1024,1008,64",
+            "S,128,256,192,128:S,%u,1024,1008,64:S,%u,1024,1008,64:S,%u,1024,1008,64",
             mid_qp_size,
             (uint32_t)mca_btl_openib_module.super.btl_eager_limit,
             (uint32_t)mca_btl_openib_module.super.btl_max_send_size);