From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1761418Ab3BNBKa (ORCPT ); Wed, 13 Feb 2013 20:10:30 -0500 Received: from rhlx01.hs-esslingen.de ([129.143.116.10]:60255 "EHLO rhlx01.hs-esslingen.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753065Ab3BNBK2 (ORCPT ); Wed, 13 Feb 2013 20:10:28 -0500 Date: Thu, 14 Feb 2013 02:10:27 +0100 From: Andreas Mohr To: "Rafael J. Wysocki" Cc: linux-pci@vger.kernel.org, ACPI Devel Mailing List , LKML Subject: Re: [PATCH] PCI / ACPI: Report _OSC control mask returned on failure to get control Message-ID: <20130214011027.GA430@rhlx01.hs-esslingen.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <201104300021.38386.rjw@sisk.pl> X-Priority: none User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi, to provide an example case, on Aspire One AOA110 v0.3310, 3.8-rc7 prints: [ 0.515599] ACPI Error: [CAPB] Namespace lookup failure, AE_ALREADY_EXISTS (2 0121018/dsfield-211) [ 0.515629] ACPI Error: Method parse/execution failed [\_SB_.PCI0._OSC] (Node f5449680), AE_ALREADY_EXISTS (20121018/psparse-537) [ 0.515672] ACPI: Marking method _OSC as Serialized because of AE_ALREADY_EXISTS error [ 0.516081] ACPI Error: [CAPB] Namespace lookup failure, AE_ALREADY_EXISTS (20121018/dsfield-211) [ 0.516107] ACPI Error: Method parse/execution failed [\_SB_.PCI0._OSC] (Node f5449680), AE_ALREADY_EXISTS (20121018/psparse-537) [ 0.516168] pci_root PNP0A08:00: ACPI _OSC support notification failed, disabling PCIe ASPM [ 0.516179] pci_root PNP0A08:00: Unable to request _OSC control (_OSC support mask: 0x08) HTH, Andreas Mohr