From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from lirone.symas.net ([64.71.152.235]:41323 "EHLO lirone.symas.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751056AbZH2BG0 (ORCPT ); Fri, 28 Aug 2009 21:06:26 -0400 Received: from [76.91.220.157] (helo=[192.168.1.28]) by lirone.symas.net with esmtpsa (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.69) (envelope-from ) id 1MhCOi-0000Js-H8 for linux-wireless@vger.kernel.org; Fri, 28 Aug 2009 18:06:28 -0700 Message-ID: <4A987F0F.9040905@symas.com> Date: Fri, 28 Aug 2009 18:06:23 -0700 From: Howard Chu MIME-Version: 1.0 To: "linux-wireless@vger.kernel.org" Subject: Re: ath9k DMA problems References: <4A958F45.40109@symas.com> In-Reply-To: <4A958F45.40109@symas.com> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Sender: linux-wireless-owner@vger.kernel.org List-ID: Am I the only one having these problems? ath9k hasn't worked well for me since 2.6.29.4; every snapshot since then has suffered from random drops. In 2.6.29.6 it at least would quickly reassociate. The current ones hang within 20-30 minutes of use and never come back. The compat-wireless snapshots have all been equally unusable. Howard Chu wrote: > Still seeing occasional hangs using the ath9k in 2.6.31-rc6, and even worse > using compat-wireless 2009-08-22. Today I got this which was even more > interesting: > > [369014.776586] wlan0: associate with AP 00:12:17:26:56:10 (try 1) > [369014.779197] wlan0: RX ReassocResp from 00:12:17:26:56:10 (capab=0x411 > status=0 aid=2) > [369014.779197] wlan0: associated > [369472.707961] ath9k: DMA failed to stop in 10 ms AR_CR=0xdeadbeef > AR_DIAG_SW=0xdeadbeef > > This is on an HP dv5z laptop, it reports an AR9280 at boot. -- -- Howard Chu CTO, Symas Corp. http://www.symas.com Director, Highland Sun http://highlandsun.com/hyc/ Chief Architect, OpenLDAP http://www.openldap.org/project/