From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jeff Garzik Subject: Re: [PATCH] sky2: disable rx checksum on Yukon XL Date: Fri, 23 Nov 2007 22:10:10 -0500 Message-ID: <47479612.4090200@pobox.com> References: <20071121145526.1f0b9f06@freepuppy.rosehill> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Cc: netdev@vger.kernel.org To: Stephen Hemminger Return-path: Received: from srv5.dvmed.net ([207.36.208.214]:44350 "EHLO mail.dvmed.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754208AbXKXDKM (ORCPT ); Fri, 23 Nov 2007 22:10:12 -0500 In-Reply-To: <20071121145526.1f0b9f06@freepuppy.rosehill> Sender: netdev-owner@vger.kernel.org List-Id: netdev.vger.kernel.org Stephen Hemminger wrote: > The Marvell Yukon XL chipset appears to have a hardware glitch > where it will repeat the checksum of the last packet. Of course, this is > timing sensitive and only happens sometimes... > > More info: http://bugzilla.kernel.org/show_bug.cgi?id=9381 > > As a workaround just disable hardware checksumming by default on > this chip version. The earlier workaround for PCIX, dual port > was also on Yukon XL so don't need to disable checksumming there. > > Signed-off-by: Stephen Hemminger applied #upstream-fixes