From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from BISCAYNE-ONE-STATION.MIT.EDU ([18.7.7.80]:48039 "EHLO biscayne-one-station.mit.edu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755169AbZIAV0B (ORCPT ); Tue, 1 Sep 2009 17:26:01 -0400 Received: from outgoing.mit.edu (OUTGOING-AUTH.MIT.EDU [18.7.22.103]) by biscayne-one-station.mit.edu (8.13.6/8.9.2) with ESMTP id n81LQ1Gi019565 for ; Tue, 1 Sep 2009 17:26:01 -0400 (EDT) Received: from ctpornette.lns.mit.edu (ctpornette.lns.mit.edu [198.125.162.195]) (authenticated bits=0) (User authenticated as luto@ATHENA.MIT.EDU) by outgoing.mit.edu (8.13.6/8.12.4) with ESMTP id n81LQ08j008396 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NOT) for ; Tue, 1 Sep 2009 17:26:01 -0400 (EDT) Message-ID: <4A9D9168.2070608@mit.edu> Date: Tue, 01 Sep 2009 17:26:00 -0400 From: Andy Lutomirski MIME-Version: 1.0 To: linux-wireless@vger.kernel.org Subject: 2.6.31 regression: iwlagn power_level no longer works Content-Type: text/plain; charset=ISO-8859-1; format=flowed Sender: linux-wireless-owner@vger.kernel.org List-ID: On 2.6.30.5, I can echo 1 >/sys/class/net/wlan0/device/power_level, and the value changes to 1, my wakeup rate goes way down, and my power consumption (as measured by powertop) drops noticeably. On 2.6.31-rc7, I can still echo 1 to that file, but nothing happens, and the value I get if I 'cat power_level' remains at 0. My kernel configs are as identical as 'make oldconfig' knows how to make them. Any ideas?