Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755085AbbBFOFT (ORCPT ); Fri, 6 Feb 2015 09:05:19 -0500 Received: from louise.pinerecords.com ([213.168.185.253]:45538 "EHLO louise.pinerecords.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753147AbbBFOFR (ORCPT ); Fri, 6 Feb 2015 09:05:17 -0500 Date: Fri, 6 Feb 2015 15:04:50 +0100 From: Tomas Szepe To: Florian Westphal Cc: Francois Romieu , Hayes Wang , Eric Dumazet , Tom Herbert , "David S. Miller" , Marco Berizzi , linux-kernel@vger.kernel.org Subject: Re: 1e918876 breaks r8169 (linux-3.18+) Message-ID: <20150206140450.GB19900@louise.pinerecords.com> References: <20150203100816.GA5807@louise.pinerecords.com> <20150203104214.GG24751@breakpoint.cc> <20150205165607.GB14936@louise.pinerecords.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20150205165607.GB14936@louise.pinerecords.com> User-Agent: Mutt/1.5.23 (2014-03-12) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1381 Lines: 34 > > > Since linux-3.18.0, r8169 is having problems driving one of my add-on > > > PCIe NICs. The interface is losing link for several seconds at a time, > > > the frequency being about once a minute when the traffic is high. > > > ... > > > > Thanks for reporting this! I'm no lkml subscriber and thus did not > > see earlier report. > > Np, I just like my eth interfaces being up when they're supposed to be up. :) > > > I'll try to reproduce this but unfortunately I am currently travelling > > and won't have access to my r8169 nic until Feb 10th. > > > > If you're willing to experiment (not even compile tested): > > > > diff --git a/drivers/net/ethernet/realtek/r8169.c b/drivers/net/ethernet/realtek/r8169.c > > ... > > I'm happy to report this patch fixes the problem (tested on vanilla > 3.18.5), and the throughput of the link seems fine in both directions, > too. Unfortunately, I have to take this back. I made the conclusion too early. The problem appears with this patch applied, too, only perhaps later and with a different frequency pattern. Sorry about the confusion, -- Tomas Szepe -- 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/