From patchwork Tue Aug 17 18:59:07 2010
Content-Type: text/plain; charset="utf-8"
MIME-Version: 1.0
Content-Transfer-Encoding: 7bit
X-Patchwork-Submitter: Ralph Campbell <ralph.campbell@qlogic.com>
X-Patchwork-Id: 120003
Received: from vger.kernel.org (vger.kernel.org [209.132.180.67])
	by demeter.kernel.org (8.14.4/8.14.3) with ESMTP id o7HIxG6Q028242
	for <patchwork-linux-rdma@patchwork.kernel.org>;
	Tue, 17 Aug 2010 18:59:16 GMT
Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand
	id S1761073Ab0HQS7P (ORCPT
	<rfc822;patchwork-linux-rdma@patchwork.kernel.org>);
	Tue, 17 Aug 2010 14:59:15 -0400
Received: from avexcashub1.qlogic.com ([198.70.193.61]:52300 "EHLO
	avexcashub1.qlogic.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org
	with ESMTP id S1763330Ab0HQS7P (ORCPT
	<rfc822; linux-rdma@vger.kernel.org>); Tue, 17 Aug 2010 14:59:15 -0400
Received: from avexcashub2.qlogic.org (10.1.4.116) by avexcashub1.qlogic.org
	(10.1.4.161) with Microsoft SMTP Server (TLS) id 8.1.436.0;
	Tue, 17 Aug 2010 11:59:14 -0700
Received: from [10.29.2.82] (10.29.2.82) by avexcashub2.qlogic.org
	(10.1.4.162) with Microsoft SMTP Server id 8.1.436.0; Tue, 17 Aug 2010
	11:59:12 -0700
Subject: RE: CQ overrun with ib_send_bw
From: Ralph Campbell <ralph.campbell@qlogic.com>
To: Amir Ancel <amira@mellanox.co.il>
CC: Tziporet Koren <tziporet@mellanox.co.il>,
	"Hefty, Sean" <sean.hefty@intel.com>, Ido Shamay <idos@mellanox.co.il>,
	Sumeet Lahorani <Sumeet.Lahorani@oracle.com>,
	"linux-rdma@vger.kernel.org" <linux-rdma@vger.kernel.org>,
	Raz Baussi <razb@mellanox.co.il>
In-Reply-To: <1EEC75D0B27041449A1EEA2927D1B145380145A7DA@MTLMAIL.mtl.com>
References: <4C659288.4030402@oracle.com>
	<1281726396.2313.44.camel@chromite.mv.qlogic.com>
	<CF9C39F99A89134C9CF9C4CCB68B8DDF25A96887A2@orsmsx501.amr.corp.intel.com>
	<1281727297.2313.47.camel@chromite.mv.qlogic.com>
	<E113D394D7C5DB4F8FF691FA7EE9DB443B5668DE17@MTLMAIL.mtl.com>
	<1EEC75D0B27041449A1EEA2927D1B145380145A7DA@MTLMAIL.mtl.com>
Organization: QLogic
Date: Tue, 17 Aug 2010 11:59:07 -0700
Message-ID: <1282071547.2313.100.camel@chromite.mv.qlogic.com>
MIME-Version: 1.0
X-Mailer: Evolution 2.28.3 (2.28.3-1.fc12) 
Sender: linux-rdma-owner@vger.kernel.org
Precedence: bulk
List-ID: <linux-rdma.vger.kernel.org>
X-Mailing-List: linux-rdma@vger.kernel.org
X-Greylist: IP, sender and recipient auto-whitelisted, not delayed by
	milter-greylist-4.2.3 (demeter.kernel.org [140.211.167.41]);
	Tue, 17 Aug 2010 18:59:17 +0000 (UTC)


diff --git a/send_bw.c b/send_bw.c
index ddd2b73..e3f644a 100644
--- a/send_bw.c
+++ b/send_bw.c
@@ -746,6 +746,8 @@ static struct pingpong_context *pp_init_ctx(struct ibv_device *ib_dev,
 	if (user_parm->use_mcg && !user_parm->servername) {
 		cq_rx_depth *= user_parm->num_of_clients_mcg;
 	}
+	if (user_parm->duplex)
+		cq_rx_depth += ctx->tx_depth;
 	ctx->cq = ibv_create_cq(ctx->context,cq_rx_depth, NULL, ctx->channel, 0);
 	if (!ctx->cq) {
 		fprintf(stderr, "Couldn't create CQ\n");