Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753290Ab2JBSt3 (ORCPT ); Tue, 2 Oct 2012 14:49:29 -0400 Received: from listserv2.niif.hu ([193.225.14.155]:36253 "EHLO listserv2.niif.hu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752294Ab2JBSt1 (ORCPT ); Tue, 2 Oct 2012 14:49:27 -0400 From: Ferenc Wagner To: "Michael Chan" Cc: netdev@vger.kernel.org, "Matt Carlson" , "Grant Likely" , "Rob Herring" , linux-kernel@vger.kernel.org, wferi@niif.hu Subject: Re: tg3 driver upgrade (Linux 2.6.32 -> 3.2) breaks IBM Bladecenter SoL References: <87txuhho5z.fsf@lant.ki.iif.hu> <1349083982.5420.16.camel@LTIRV-MCHAN1.corp.ad.broadcom.com> <87a9w5dqle.fsf@lant.ki.iif.hu> <1349190185.5420.21.camel@LTIRV-MCHAN1.corp.ad.broadcom.com> <87haqcddks.fsf@lant.ki.iif.hu> <1349197607.5420.25.camel@LTIRV-MCHAN1.corp.ad.broadcom.com> Date: Tue, 02 Oct 2012 20:49:15 +0200 In-Reply-To: <1349197607.5420.25.camel@LTIRV-MCHAN1.corp.ad.broadcom.com> (Michael Chan's message of "Tue, 2 Oct 2012 10:06:47 -0700") Message-ID: <87626sd80j.fsf@lant.ki.iif.hu> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/23.4 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1120 Lines: 29 "Michael Chan" writes: > On Tue, 2012-10-02 at 18:49 +0200, Ferenc Wagner wrote: > >> Going into the opposite direction: I found that Linux 3.6 does not >> permanently break the SoL console on upping eth0! I'll try to find >> the commit which (sort of) fixed it. > > These are the likely fixes: > > commit cf9ecf4b631f649a964fa611f1a5e8874f2a76db > Author: Matt Carlson > Date: Mon Nov 28 09:41:03 2011 +0000 > > tg3: Fix TSO CAP for 5704 devs w / ASF enabled You are exactly right: cf9ecf4b fixed the premanent SoL breakage introduced by dabc5c67. Looks like ASF utilizes similar technology to that of the HS20 BMC. Thanks for the tip, it greatly reduced our CPU wear. :) It's a pity ethtool -k did not give a hint. Do you think it's possible to work around in 3.2 by eg. fiddling some ethtool setting? -- Thanks, Feri. -- 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/