From patchwork Tue Feb 14 16:37:22 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yevgeny Petrilin X-Patchwork-Id: 141133 X-Patchwork-Delegate: davem@davemloft.net Return-Path: X-Original-To: patchwork-incoming@ozlabs.org Delivered-To: patchwork-incoming@ozlabs.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id A9E961007D1 for ; Wed, 15 Feb 2012 03:40:26 +1100 (EST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758078Ab2BNQkU (ORCPT ); Tue, 14 Feb 2012 11:40:20 -0500 Received: from eu1sys200aog110.obsmtp.com ([207.126.144.129]:59183 "HELO eu1sys200aog110.obsmtp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S1757306Ab2BNQkD (ORCPT ); Tue, 14 Feb 2012 11:40:03 -0500 Received: from MTLCAS01.mtl.com ([194.90.237.34]) (using TLSv1) by eu1sys200aob110.postini.com ([207.126.147.11]) with SMTP ID DSNKTzqOYMjrn5D0Wqp45VTV/OOE44MI8J4m@postini.com; Tue, 14 Feb 2012 16:40:02 UTC Received: from [10.4.45.17] (10.0.13.1) by MTLCAS01.mtl.com (10.0.8.71) with Microsoft SMTP Server id 14.2.247.3; Tue, 14 Feb 2012 18:37:22 +0200 Message-ID: <4F3A8DC2.8030502@mellanox.co.il> Date: Tue, 14 Feb 2012 18:37:22 +0200 From: Yevgeny Petrilin User-Agent: Thunderbird 2.0.0.17 (X11/20080914) MIME-Version: 1.0 To: CC: , , Subject: [PATCH net 2/7] mlx4: fix QP tree trashing X-Originating-IP: [10.0.13.1] Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org From: Eugenia Emantayev When adding new unicast steer entry, before moving qp to state ready, actually before calling mlx4_RST2INIT_QP_wrapper(), there were added a lot of entries with local_qpn=0 into radix tree. This fact impacted the get_res() function and proper functioning of resource tracker in addition to adding trash entries into radix tree. Signed-off-by: Eugenia Emantayev Reviewed-by: Yevgeny Petrilin --- .../net/ethernet/mellanox/mlx4/resource_tracker.c | 1 + 1 files changed, 1 insertions(+), 0 deletions(-) diff --git a/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c b/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c index 1420dbc..629cc30 100644 --- a/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c +++ b/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c @@ -374,6 +374,7 @@ static struct res_common *alloc_qp_tr(int id) ret->com.res_id = id; ret->com.state = RES_QP_RESERVED; + ret->local_qpn = id; INIT_LIST_HEAD(&ret->mcg_list); spin_lock_init(&ret->mcg_spl);