From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261814AbVHDEsw (ORCPT ); Thu, 4 Aug 2005 00:48:52 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261804AbVHDErD (ORCPT ); Thu, 4 Aug 2005 00:47:03 -0400 Received: from sj-iport-3-in.cisco.com ([171.71.176.72]:4221 "EHLO sj-iport-3.cisco.com") by vger.kernel.org with ESMTP id S261716AbVHDEoi (ORCPT ); Thu, 4 Aug 2005 00:44:38 -0400 X-IronPort-AV: i="3.95,166,1120460400"; d="scan'208"; a="328822826:sNHT29395594" To: yhlu Cc: linux-kernel@vger.kernel.org, openib-general@openib.org Subject: mthca and LinuxBIOS (was: [PATCH 1/2] [IB/cm]: Correct CM port redirect reject codes) X-Message-Flag: Warning: May contain useful information References: <20057281331.dR47KhjBsU48JfGE@cisco.com> <20057281331.7vqhiAJ1Yc0um2je@cisco.com> <86802c44050803175873fb0569@mail.gmail.com> From: Roland Dreier Date: Wed, 03 Aug 2005 21:44:32 -0700 In-Reply-To: <86802c44050803175873fb0569@mail.gmail.com> (yhlu's message of "Wed, 3 Aug 2005 17:58:11 -0700") Message-ID: <52u0i6b9an.fsf_-_@cisco.com> User-Agent: Gnus/5.1006 (Gnus v5.10.6) XEmacs/21.4 (Jumbo Shrimp, linux) MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-OriginalArrivalTime: 04 Aug 2005 04:44:32.0797 (UTC) FILETIME=[3520D4D0:01C598AF] Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org yhlu> In LinuxBIOS, If I enable the prefmem64 to use real 64 yhlu> range. the IB driver in Kernel can not be loaded. What does it mean to "enable the prefmem64 to use real 64 range"? Does the driver work if you don't do this? yhlu> ib_mthca 0000:04:00.0: Failed to initialize queue pair table, aborting. Can you add printk()s to mthca_qp.c::mthca_init_qp_table() to find out how far the function gets before it fails? It would also be useful for you to build with CONFIG_INFINIBAND_MTHCA_DEBUG=y and send the kernel output you get with that. - Roland