Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759971Ab2FHBYP (ORCPT ); Thu, 7 Jun 2012 21:24:15 -0400 Received: from mail-pb0-f46.google.com ([209.85.160.46]:64835 "EHLO mail-pb0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1759762Ab2FHBYL convert rfc822-to-8bit (ORCPT ); Thu, 7 Jun 2012 21:24:11 -0400 MIME-Version: 1.0 In-Reply-To: <20120607225654.GA14247@mcarlson.broadcom.com> References: <20120606010255.GA9991@mcarlson.broadcom.com> <20120606021436.GA10714@mcarlson.broadcom.com> <1338955977.2760.3603.camel@edumazet-glaptop> <20120607225654.GA14247@mcarlson.broadcom.com> Date: Fri, 8 Jun 2012 09:24:11 +0800 Message-ID: Subject: Re: tg3: transmit timed out, resetting From: Ethan Zhao To: Matt Carlson Cc: Eric Dumazet , Christian Kujau , LKML , netdev Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 8BIT Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2597 Lines: 78 Matt, I notice there are some AER errors ( UnsupReq+,RxErr+) with the tg3 from Christian' lspci output, do you know why and how to clear them ? UESta: DLP- SDES- TLP- FCP- CmpltTO- CmpltAbrt- UnxCmplt- RxOF- MalfTLP- ECRC- UnsupReq+ ACSViol- CESta: RxErr+ BadTLP- BadDLLP- Rollover- Timeout- NonFatalErr+ Thanks, Ethan On Fri, Jun 8, 2012 at 6:56 AM, Matt Carlson wrote: > On Wed, Jun 06, 2012 at 12:52:32PM +0800, ethan zhao wrote: >> Eric, >> ? That is ask for confirmation from Matt Carlson of Broadcom. >> >> Ethan >> >> On Wed, Jun 6, 2012 at 12:12 PM, Eric Dumazet wrote: >> > On Wed, 2012-06-06 at 10:29 +0800, ethan zhao wrote: >> >> So no way to fix it via firmware update or Linux driver ? :< >> > >> > Yes, but you need to cooperate, or else it might take more time than >> > necessary. >> > >> > Asking questions like that on lkml is not going to help very much. >> > >> > So, once again, we kindly ask you try a recent kernel and post >> > register dump and some additional information when transmit timeouts >> > happen. >> > >> > The 'latest kernel' is either linux-3.5.rc1, or one of David Miller >> > tree : >> > >> > http://git.kernel.org/?p=linux/kernel/git/davem/net-next.git;a=summary >> > >> > or >> > >> > http://git.kernel.org/?p=linux/kernel/git/davem/net.git;a=summary >> > >> > Thanks > > Does the following patch fix your problem? > > > [PATCH] tg3: Apply short DMA frag workaround to 5906 > > 5906 devices also need the short DMA fragment workaround. ?This patch > makes the necessary change. > > Signed-off-by: Matt Carlson > --- > ?drivers/net/ethernet/broadcom/tg3.c | ? ?3 ++- > ?1 files changed, 2 insertions(+), 1 deletions(-) > > diff --git a/drivers/net/ethernet/broadcom/tg3.c b/drivers/net/ethernet/broadcom/tg3.c > index d55df32..2db4d70 100644 > --- a/drivers/net/ethernet/broadcom/tg3.c > +++ b/drivers/net/ethernet/broadcom/tg3.c > @@ -14275,7 +14275,8 @@ static int __devinit tg3_get_invariants(struct tg3 *tp) > ? ? ? ? ? ? ? ?} > ? ? ? ?} > > - ? ? ? if (tg3_flag(tp, 5755_PLUS)) > + ? ? ? if (tg3_flag(tp, 5755_PLUS) || > + ? ? ? ? ? GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906) > ? ? ? ? ? ? ? ?tg3_flag_set(tp, SHORT_DMA_BUG); > > ? ? ? ?if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5719) > -- > 1.7.3.4 > > -- 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/