From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S262291AbTLUHWm (ORCPT ); Sun, 21 Dec 2003 02:22:42 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262315AbTLUHWm (ORCPT ); Sun, 21 Dec 2003 02:22:42 -0500 Received: from palrel11.hp.com ([156.153.255.246]:3030 "EHLO palrel11.hp.com") by vger.kernel.org with ESMTP id S262291AbTLUHWk (ORCPT ); Sun, 21 Dec 2003 02:22:40 -0500 From: David Mosberger MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Message-ID: <16357.19006.618784.521648@napali.hpl.hp.com> Date: Sat, 20 Dec 2003 23:22:38 -0800 To: Greg KH Cc: davidm@hpl.hp.com, ganesh@veritas.com, linux-usb-devel@lists.sourceforge.net, linux-kernel@vger.kernel.org Subject: Re: quick hack to make ipaq USB serial driver work again In-Reply-To: <20031221010710.GB3025@kroah.com> References: <200312200152.hBK1q0I4016741@napali.hpl.hp.com> <20031221010710.GB3025@kroah.com> X-Mailer: VM 7.17 under Emacs 21.3.1 Reply-To: davidm@hpl.hp.com X-URL: http://www.hpl.hp.com/personal/David_Mosberger/ Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org >>>>> On Sat, 20 Dec 2003 17:07:10 -0800, Greg KH said: Greg> On Fri, Dec 19, 2003 at 05:52:00PM -0800, David Mosberger Greg> wrote: >> The ipaq USB driver in 2.6.0 didn't work for me. I got the >> attached "Badness in local_bh_enable" backtrace when ppp tried to >> connect to my iPaq. The quick and dirty patch to avoid the >> problem is this patch: Greg> See Paul's patch on lkml today for the ppp code to fix this in Greg> a "proper" way. Or you can work on converting the usb-serial Greg> core to use a tasklet instead of directly feeding the data Greg> upstream at hard-interrupt time :) Ah, so it's ppp's fault. Glad I didn't spend more than 10 minutes on this, given that Paul was already fixing it! Thanks, --david