Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751968AbXAYCR0 (ORCPT ); Wed, 24 Jan 2007 21:17:26 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752003AbXAYCR0 (ORCPT ); Wed, 24 Jan 2007 21:17:26 -0500 Received: from BISCAYNE-ONE-STATION.MIT.EDU ([18.7.7.80]:45918 "EHLO biscayne-one-station.mit.edu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751968AbXAYCRZ (ORCPT ); Wed, 24 Jan 2007 21:17:25 -0500 Subject: Re: In-tree version of new FireWire drivers available From: David Moore To: Kristian =?ISO-8859-1?Q?H=F8gsberg?= Cc: Pieter Palmers , linux1394-devel@lists.sourceforge.net, Stefan Richter , linux-kernel@vger.kernel.org In-Reply-To: <59ad55d30701241630o6995d115je8e37a1d1eb6252f@mail.gmail.com> References: <59ad55d30701231948u5f1e02d8x3d06553cb373e5be@mail.gmail.com> <45B75FDB.1000004@joow.be> <59ad55d30701241245l7671af23w3e19a83621c6fb51@mail.gmail.com> <45B7CD78.8010907@mit.edu> <59ad55d30701241630o6995d115je8e37a1d1eb6252f@mail.gmail.com> Content-Type: text/plain; charset=utf-8 Date: Wed, 24 Jan 2007 21:17:00 -0500 Message-Id: <1169691420.16086.4.camel@eastgate-five-sixty-four.mit.edu> Mime-Version: 1.0 X-Mailer: Evolution 2.8.2.1 (2.8.2.1-3.fc6) Content-Transfer-Encoding: 8bit X-Spam-Flag: NO X-Spam-Score: 0.00 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 669 Lines: 17 On Wed, 2007-01-24 at 19:30 -0500, Kristian Høgsberg wrote: > The problem isn't packets that are too big, the problem is we can get > unexpected / too many empty packets, which will then cause the DMA > engine to move on to the next descriptor before the payload buffer has > been completely filled. I was under the impression that for an empty packet, the descriptor wouldn't fire at all. Is that not correct? -David - 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/