From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755498AbYHUEwy (ORCPT ); Thu, 21 Aug 2008 00:52:54 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752147AbYHUEwq (ORCPT ); Thu, 21 Aug 2008 00:52:46 -0400 Received: from 166-70-238-42.ip.xmission.com ([166.70.238.42]:60308 "EHLO ns1.wolfmountaingroup.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751594AbYHUEwp (ORCPT ); Thu, 21 Aug 2008 00:52:45 -0400 Message-ID: <47238.166.70.238.46.1219292835.squirrel@webmail.wolfmountaingroup.com> In-Reply-To: <20080820175054.0795eecb.akpm@linux-foundation.org> References: <1749.69.2.248.210.1219253222.squirrel@webmail.wolfmountaingroup.com> <20080820175054.0795eecb.akpm@linux-foundation.org> Date: Wed, 20 Aug 2008 22:27:15 -0600 (MDT) Subject: Re: 2.6.27-rc3-git6 iwl3945 driver drops packets with WEP enabled From: jmerkey@wolfmountaingroup.com To: "Andrew Morton" Cc: jmerkey@wolfmountaingroup.com, linux-kernel@vger.kernel.org, linux-wireless@vger.kernel.org User-Agent: SquirrelMail/1.4.6 MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7BIT X-Priority: 3 (Normal) Importance: Normal Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org > On Wed, 20 Aug 2008 11:27:02 -0600 (MDT) > jmerkey@wolfmountaingroup.com wrote: > >> >> On an Acer 9410 laptop with dual core processors, the iwl3945 driver has >> intermittment receiver lockup problems (stops receiving packets) using >> the >> Linux iwl3945 drivers with WEP encryption enbaled. The adapter works >> fine >> without WEP or WPA. If the same system is booted to Windows Vista >> (which >> takes about 15 minutes to boot because Vista is a fat slow pig) the >> wireless drivers work fine with WEP under Vista on the same system. >> >> If the system copies the ndis .sys drivers and I build ndiswrapper >> (which >> has to be really hacked up to build on 2.6.27) and use the ndis drivers >> on >> 2.6.27-rc3 with a modified ndiswrapper, they work fine. >> >> I suspect the firmware or an interaction with the firmware settings >> since >> when the system is booted to Vista after running 2.6.27-rc3 with the >> iwl3945 drivers, I have to power cycle the system periodically after >> running the iwl3945 driver to get the drivers under Vista to work again, >> but not always. >> > > (cc linux-wireless) > > Was 2.6.26 OK? > No. 2.6.26 It was actually a little worse, and the git6 was an improvement since I was at least able to get past DHCP and obtain an address, after which is died. The failure is the driver stops receiving packets, and if you rmmod/modprobe (reload) the driver , then it will work again and lock up immediately following 'dhclient '. tcpdump -n -i will work hit or miss before the lockup. Jeff