From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753737AbYJ2Cic (ORCPT ); Tue, 28 Oct 2008 22:38:32 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752335AbYJ2CiX (ORCPT ); Tue, 28 Oct 2008 22:38:23 -0400 Received: from rv-out-0506.google.com ([209.85.198.239]:50261 "EHLO rv-out-0506.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752312AbYJ2CiW (ORCPT ); Tue, 28 Oct 2008 22:38:22 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=message-id:date:from:sender:to:subject:cc:in-reply-to:mime-version :content-type:content-transfer-encoding:content-disposition :references:x-google-sender-auth; b=IdR53Zxy/EU8ITjpAxDoEoqBe6eHxPz9r9RneTAOlre6QBw+wP5NMRIJ2nY+VjgHHX slf0lzGz7zF+gNGmPqm2kKZTlDriNmy2AxMBI0iPnQU6NozpPVp787UnBdZwgvGArlgK EDDWy2TXA3n1J6ByFGf8d0xe+n0Os5MWhUE+U= Message-ID: Date: Wed, 29 Oct 2008 03:38:20 +0100 From: "Pascal Terjan" To: "Rafael J. Wysocki" Subject: Re: pm_op(): pci_pm_restore+0x0/0x70 returns -16 Cc: linux-kernel In-Reply-To: <200810290018.24479.rjw@sisk.pl> MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Content-Disposition: inline References: <1225190519.8039.14.camel@plop> <200810290018.24479.rjw@sisk.pl> X-Google-Sender-Auth: b35e536d0aa4ea76 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Oct 29, 2008 at 12:18 AM, Rafael J. Wysocki wrote: > On Tuesday, 28 of October 2008, Pascal Terjan wrote: >> Since I updated my laptop (Thikpad T40) to 2.6.27-rc5 and all new >> kernels until 2.6.27.3 (was using 2.6.25 before), I get this at resume >> time after hibernation : >> >> Oct 28 10:39:18 plop kernel: pm_op(): pci_pm_restore+0x0/0x70 returns >> -16 >> Oct 28 10:39:19 plop kernel: PM: Device 0000:00:00.0 failed to restore: >> error -16 >> >> This may or may not be related to resume issues I often get. >> >> Sometimes it still work fine, sometimes it panics but I can't get any >> log, sometimes I get back to X but without USB mouse, without keyboard >> and ssh not responding (sysrq still work). > > It looks like the ->restore() callback fails for your hostbridge. It might > have done that before, but we've only been reporting such failures since the > 2.6.27 development cycle. > > Did hibernation work correctly with 2.6.25? Yes it worked fine I hibernate twice a day and never got failures with old kernels while it now fails to resume most of the time, but other things have changed and I did not do any investigation (for example I switched to libata while switching to 2.6.27-rc). If this message is only additional reporting, i will try to do some more testing