From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S934336Ab3BNMAh (ORCPT ); Thu, 14 Feb 2013 07:00:37 -0500 Received: from hydra.sisk.pl ([212.160.235.94]:38084 "EHLO hydra.sisk.pl" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757462Ab3BNMAe (ORCPT ); Thu, 14 Feb 2013 07:00:34 -0500 From: "Rafael J. Wysocki" To: Andreas Mohr 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 Date: Thu, 14 Feb 2013 13:07:02 +0100 Message-ID: <7634687.RmnPKEe4lz@vostro.rjw.lan> User-Agent: KMail/4.9.5 (Linux/3.8.0-rc7; KDE/4.9.5; x86_64; ; ) In-Reply-To: <20130214011027.GA430@rhlx01.hs-esslingen.de> References: <20130214011027.GA430@rhlx01.hs-esslingen.de> MIME-Version: 1.0 Content-Transfer-Encoding: 7Bit Content-Type: text/plain; charset="utf-8" Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thursday, February 14, 2013 02:10:27 AM Andreas Mohr wrote: > 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, Unfortunately, it doesn't, because I've lost track of the whole thread in the meantime. Care to give a pointer? Rafael -- I speak only for myself. Rafael J. Wysocki, Intel Open Source Technology Center.