From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andrew Morton Subject: Re: [Bugme-new] [Bug 14702] New: via_rhine: Extremaly drop speed after days of work Date: Tue, 1 Dec 2009 15:38:17 -0800 Message-ID: <20091201153817.b2936c8a.akpm@linux-foundation.org> References: Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Cc: bugzilla-daemon@bugzilla.kernel.org, bbugme-daemon@bugzilla.kernel.org, netdev@vger.kernel.org, rom_as@oscada.org To: Roger Luethi Return-path: Received: from smtp1.linux-foundation.org ([140.211.169.13]:59816 "EHLO smtp1.linux-foundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754557AbZLAXjE (ORCPT ); Tue, 1 Dec 2009 18:39:04 -0500 In-Reply-To: Sender: netdev-owner@vger.kernel.org List-ID: (switched to email. Please respond via emailed reply-to-all, not via the bugzilla web interface). On Fri, 27 Nov 2009 19:42:39 GMT bugzilla-daemon@bugzilla.kernel.org wrote: > http://bugzilla.kernel.org/show_bug.cgi?id=14702 > > Summary: via_rhine: Extremaly drop speed after days of work > Product: Drivers > Version: 2.5 > Kernel Version: 2.6.29-2.6.30 > Platform: All > OS/Version: Linux > Tree: Mainline > Status: NEW > Severity: high > Priority: P1 > Component: Network > AssignedTo: drivers_network@kernel-bugs.osdl.org > ReportedBy: rom_as@oscada.org > Regression: No > > > Hardware is embeded device LP-8781 which have two identical VIA Rhine III > cards: > [root@localhost ~]# lspci > 00:01.0 Host bridge: Advanced Micro Devices [AMD] CS5536 [Geode companion] Host > Bridge (rev 33) > 00:01.1 VGA compatible controller: Advanced Micro Devices [AMD] Geode LX Video > 00:01.2 Entertainment encryption device: Advanced Micro Devices [AMD] Geode LX > AES Security Block > 00:0c.0 Ethernet controller: VIA Technologies, Inc. VT6105/VT6106S [Rhine-III] > (rev 86) > 00:0d.0 Ethernet controller: VIA Technologies, Inc. VT6105/VT6106S [Rhine-III] > (rev 86) > 00:0e.0 ISA bridge: Integrated Technology Express, Inc. IT8888F/G PCI to ISA > Bridge with SMB [Golden Gate] (rev 03) > 00:0f.0 ISA bridge: Advanced Micro Devices [AMD] CS5536 [Geode companion] ISA > (rev 03) > 00:0f.2 IDE interface: Advanced Micro Devices [AMD] CS5536 [Geode companion] > IDE (rev 01) > 00:0f.4 USB Controller: Advanced Micro Devices [AMD] CS5536 [Geode companion] > OHC (rev 02) > 00:0f.5 USB Controller: Advanced Micro Devices [AMD] CS5536 [Geode companion] > EHC (rev 02) > > via_rhine driver loaded correct and work some days fine but for next it drop > speed to x10. No errors into logs and dmesg present, no one attribute for it > reason detection. > Problem is fixed only after call command service network restart and to next > case time. If through interface going regular data then this problem repeated > often. > > Like problem is public here: https://bugzilla.redhat.com/show_bug.cgi?id=129304 > > And this problem had real fix only from use rhinefet driver from VIA. For build > this module on last kernels created patch: > http://wiki.oscada.org/Doc/ICPDAS/files?get=build_2.6.29.patch >