Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757122AbXJCFCT (ORCPT ); Wed, 3 Oct 2007 01:02:19 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751217AbXJCFCF (ORCPT ); Wed, 3 Oct 2007 01:02:05 -0400 Received: from smtp2.linux-foundation.org ([207.189.120.14]:56760 "EHLO smtp2.linux-foundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751512AbXJCFCE (ORCPT ); Wed, 3 Oct 2007 01:02:04 -0400 Date: Tue, 2 Oct 2007 21:59:14 -0700 From: Stephen Hemminger To: pomac@vapor.com Cc: Jeff Garzik , Linux-kernel@vger.kernel.org, netdev@vger.kernel.org Subject: Re: [PATCH] sky2: jumbo frame regression fix Message-ID: <20071002215914.13d1e8cf@freepuppy.rosehill> In-Reply-To: <1191375274.26233.17.camel@localhost> References: <1191372129.26233.12.camel@localhost> <20071002180209.47c350a3@freepuppy.rosehill> <1191375274.26233.17.camel@localhost> Organization: Linux Foundation X-Mailer: Claws Mail 3.0.0 (GTK+ 2.10.14; x86_64-redhat-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1027 Lines: 28 On Wed, 03 Oct 2007 03:34:34 +0200 Ian Kumlien wrote: > On tis, 2007-10-02 at 18:02 -0700, Stephen Hemminger wrote: > > Remove unneeded check that caused problems with jumbo frame sizes. > > The check was recently added and is wrong. > > When using jumbo frames the sky2 driver does fragmentation, so > > rx_data_size is less than mtu. > > Confirmed working. > > Now running with 9k mtu with no errors, =) > > It also seems that the FIFO bug was the one that affected me before, > damn odd race that one. Does the workaround (forced reset work). Ian, you are the first person to report triggering it. I haven't found a way to make it happen. What combination of flow control and speeds are you using? -- Stephen Hemminger - 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/