Return-path: Received: from mail-ee0-f46.google.com ([74.125.83.46]:55188 "EHLO mail-ee0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755835Ab2ADPE2 (ORCPT ); Wed, 4 Jan 2012 10:04:28 -0500 Received: by eekc4 with SMTP id c4so16727331eek.19 for ; Wed, 04 Jan 2012 07:04:27 -0800 (PST) From: Helmut Schaa To: Andreas Hartmann Cc: "linux-wireless@vger.kernel.org" , Felix Fietkau Subject: Re: Re: Compat-wireless-3.2-rc6-3 is broken for rt2860 device Date: Wed, 04 Jan 2012 16:04:18 +0100 Message-ID: <1408490.qSFZVkU7fA@helmutmobil.site> (sfid-20120104_160434_635385_ABDC5FE1) In-Reply-To: <4F040FEA.3080703@01019freenet.de> References: <4EFF12D9.3010602@01019freenet.de> <2766356.70ylY68Gqi@helmutmobil.site> <4F040FEA.3080703@01019freenet.de> MIME-Version: 1.0 Content-Type: text/plain; charset="ISO-8859-15" Sender: linux-wireless-owner@vger.kernel.org List-ID: Hi, Am Mittwoch, 4. Januar 2012, 09:38:02 schrieb Andreas Hartmann: > Helmut Schaa schrieb: > >> Removing this patch > >> > >> mac80211: retry sending failed BAR frames later instead of tearing down > >> aggr (http://www.spinics.net/lists/linux-wireless/msg76379.html) makes > >> it working again. > >> > >> Device is: RaLink RT2800 802.11n PCI > > > > What's the client device connected to the rt2x00 AP? > > It's a rt3572 usb chip (Linksys WUSB600N v2), driven with the rt3572sta > module. > > > Mind to send a > > 802.11 capture wen this stall happens? Andreas provided me with a capture now. The interesting part is that the rt2x00 AP sends bursts of BARs with the same sequence number when the stall happens. I only had a quick look at the code in question but couldn't see anything wrong at a first glance. Helmut