Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932644Ab2KNDpd (ORCPT ); Tue, 13 Nov 2012 22:45:33 -0500 Received: from mga01.intel.com ([192.55.52.88]:62568 "EHLO mga01.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932555Ab2KNDpc convert rfc822-to-8bit (ORCPT ); Tue, 13 Nov 2012 22:45:32 -0500 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.83,247,1352102400"; d="scan'208";a="248767607" From: "Dave, Tushar N" To: Joe Jin CC: "e1000-devel@lists.sf.net" , "netdev@vger.kernel.org" , "linux-kernel@vger.kernel.org" , Mary Mcgrath Subject: RE: 82571EB: Detected Hardware Unit Hang Thread-Topic: 82571EB: Detected Hardware Unit Hang Thread-Index: AQHNvXnv9zWmKMRSTUSeVhWmoXs8rZfgY6YggAjMYQD//4mJQA== Date: Wed, 14 Nov 2012 03:45:30 +0000 Message-ID: <061C8A8601E8EE4CA8D8FD6990CEA8913348B105@ORSMSX102.amr.corp.intel.com> References: <509B5038.8090304@oracle.com> <061C8A8601E8EE4CA8D8FD6990CEA89133487884@ORSMSX102.amr.corp.intel.com> <50A30656.6090508@oracle.com> In-Reply-To: <50A30656.6090508@oracle.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [10.22.254.140] Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 8BIT MIME-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1019 Lines: 27 >-----Original Message----- >From: Joe Jin [mailto:joe.jin@oracle.com] >Sent: Tuesday, November 13, 2012 6:48 PM >To: Dave, Tushar N >Cc: e1000-devel@lists.sf.net; netdev@vger.kernel.org; linux- >kernel@vger.kernel.org; Mary Mcgrath >Subject: Re: 82571EB: Detected Hardware Unit Hang > >On 11/09/12 04:35, Dave, Tushar N wrote: >> All devices in path from root complex to 82571, should have *same* max >payload size otherwise it can cause hang. >> Can you double check this? > >Hi Tushar, > >Checked with hardware vendor and they said no way to modify the max >payload size from BIOS, can I modify it from driver side? If you want to change value for 82571 device you can do it from eeprom but for other upstream devices I am not sure. I will check with my team. -Tushar -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/