From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753213AbZHTJNU (ORCPT ); Thu, 20 Aug 2009 05:13:20 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751648AbZHTJNT (ORCPT ); Thu, 20 Aug 2009 05:13:19 -0400 Received: from 74-93-104-97-Washington.hfc.comcastbusiness.net ([74.93.104.97]:41876 "EHLO sunset.davemloft.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750850AbZHTJNS (ORCPT ); Thu, 20 Aug 2009 05:13:18 -0400 Date: Thu, 20 Aug 2009 02:13:30 -0700 (PDT) Message-Id: <20090820.021330.151477484.davem@davemloft.net> To: khc@pm.waw.pl Cc: walt@holmansrus.com, linux-kernel@vger.kernel.org, netdev@vger.kernel.org Subject: Re: Strange network timeouts w/ 2.6.30.5 From: David Miller In-Reply-To: References: <2087985663.21250727676944.JavaMail.root@mail.holmansrus.com> <20090819.211736.222582824.davem@davemloft.net> X-Mailer: Mew version 6.2.51 on Emacs 22.1 / Mule 5.0 (SAKAKI) Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Krzysztof Halasa Date: Thu, 20 Aug 2009 11:03:09 +0200 > The root problem is that the driver shouldn't use streaming allocations > for its descriptors (they are written from both sides simultaneously). > Only skb->data can be streaming. skb->data is where e100 puts it's descriptors. :-) But you know that.