From mboxrd@z Thu Jan 1 00:00:00 1970 From: Stephen Hemminger Subject: Re: sky2 tx watchdog timeout with 1Gb speed Date: Tue, 6 Dec 2011 07:57:40 -0800 Message-ID: <20111206075740.6bd4764d@s6510.linuxnetplumber.net> References: <20111120232118.GA29748@ntm.wq.cz> <20111121160543.2ae9c04c@nehalam.linuxnetplumber.net> <20111122094234.GA28500@ntm.wq.cz> <20111126161513.GA5299@ntm.wq.cz> <20111126170331.744025f1@s6510.linuxnetplumber.net> <20111205124725.GA19385@ntm.wq.cz> <20111205081611.52ec0664@nehalam.linuxnetplumber.net> <20111206095919.GA6726@ntm.wq.cz> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Cc: netdev@vger.kernel.org To: Milan Kocian Return-path: Received: from mail.vyatta.com ([76.74.103.46]:59083 "EHLO mail.vyatta.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750804Ab1LFP5r (ORCPT ); Tue, 6 Dec 2011 10:57:47 -0500 In-Reply-To: <20111206095919.GA6726@ntm.wq.cz> Sender: netdev-owner@vger.kernel.org List-ID: On Tue, 6 Dec 2011 10:59:19 +0100 Milan Kocian wrote: > On Mon, Dec 05, 2011 at 08:16:11AM -0800, Stephen Hemminger wrote: > > On Mon, 5 Dec 2011 13:47:25 +0100 > > Milan Kocian wrote: > > > > > On Sat, Nov 26, 2011 at 05:03:31PM -0800, Stephen Hemminger wrote: > > > > > > > > I think the problem might be that the board doesn't really have all the DMA pins > > > > wired. You might try enabling iommu, or limiting to <4G of memory. > > > > > > hello stephen, > > > > > > you are probably right. I found that with this mb (Gigabyte GA-965GM-S2) was > > > more problems with linux. So I replaced this old crap with new one :-). > > > Many thanks for your time. > > > > > > Best regards, > > > > There was a similar glitch with some skge users. > > > > I have a patch to limit driver to 32bit only. If you send the DMI information, > > it can be made automatic. > > > > ok, I can connect old mb again. Is the output of dmidecode enough ? > Yes. The quirk will be based off board_vendor and board_name.