Return-path: Received: from mail-ww0-f44.google.com ([74.125.82.44]:44233 "EHLO mail-ww0-f44.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754510Ab1IEPUL (ORCPT ); Mon, 5 Sep 2011 11:20:11 -0400 Received: by wwf5 with SMTP id 5so5285389wwf.1 for ; Mon, 05 Sep 2011 08:20:10 -0700 (PDT) MIME-Version: 1.0 In-Reply-To: <201109030906.21009.chunkeey@googlemail.com> References: <201109030906.21009.chunkeey@googlemail.com> Date: Mon, 5 Sep 2011 20:50:09 +0530 Message-ID: (sfid-20110905_172015_186014_ED2C418C) Subject: Re: [RESEND][PATCH] minstrel_ht: fix Open BA session request floods From: Mohammed Shafi To: Christian Lamparter Cc: linux-wireless@vger.kernel.org, John Linville , nbd@openwrt.org Content-Type: text/plain; charset=ISO-8859-1 Sender: linux-wireless-owner@vger.kernel.org List-ID: On Sat, Sep 3, 2011 at 12:36 PM, Christian Lamparter wrote: > Minstrel HT tries very hard to establish a BA session with > each peer once there's some data on the way. However the > stack does not inform minstrel if an aggregation session > is already in place, so it keeps trying and wastes good > cycles in the tx status path. > > [ 8149.946393] Open BA session requested for $AP tid 0 > [ 8150.048765] Open BA session requested for $AP tid 0 > [ 8150.174509] Open BA session requested for $AP tid 0 > [ 8150.274376] Open BA session requested for $AP tid 0 > ... Hi Christian, I got this messages in ath9k after few cycles of suspend and resume. doing the same fix in ath9k rate control tx_status callback the messages did not re-appear. I will soon send a proper patch for ath9k too. thanks, shafi