From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757588AbYGaTFm (ORCPT ); Thu, 31 Jul 2008 15:05:42 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753716AbYGaTFe (ORCPT ); Thu, 31 Jul 2008 15:05:34 -0400 Received: from xsmtp1.ethz.ch ([82.130.70.13]:35084 "EHLO xsmtp1.ethz.ch" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753096AbYGaTFd (ORCPT ); Thu, 31 Jul 2008 15:05:33 -0400 Message-ID: <48920CF7.4060907@gmx.de> Date: Thu, 31 Jul 2008 21:05:27 +0200 From: Dieter Ries User-Agent: Thunderbird 2.0.0.14 (X11/20080617) MIME-Version: 1.0 To: linux-kernel@vger.kernel.org CC: jbarnes@virtuousgeek.org, willy@linux.intel.com, pavel@suse.cz, len.brown@intel.com, linux-pm@lists.linux-foundation.org, rjw@sisk.pl Subject: suspend to ram regression in current GIT, bisected X-Enigmail-Version: 0.95.6 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="------------enigCC8F929B258B03C3EDD47301" X-OriginalArrivalTime: 31 Jul 2008 19:05:31.0303 (UTC) FILETIME=[67164B70:01C8F340] Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This is an OpenPGP/MIME signed message (RFC 2440 and 3156) --------------enigCC8F929B258B03C3EDD47301 Content-Type: text/plain; charset=ISO-8859-15; format=flowed Content-Transfer-Encoding: quoted-printable Hi, starting from 2.6.27-rc1, my Laptop (Thinkpad T60) did not return from=20 suspend to ram anymore. When it should resume, the sleep LED went off, power went on, HD LED=20 flashed once, but the display stayed black. It worked perfectly in 2.6.26, so I bisected it: ce6fce4295ba727b36fdc73040e444bd1aae64cd is first bad commit commit ce6fce4295ba727b36fdc73040e444bd1aae64cd Author: Matthew Wilcox Date: Fri Jul 25 15:42:58 2008 -0600 PCI MSI: Don't disable MSIs if the mask bit isn't supported David Vrabel has a device which generates an interrupt storm on the INTx pin if we disable MSI interrupts altogether. Masking interrupts is only a performance optimisation, so we can ignore the request to mask the interrupt. Signed-off-by: Matthew Wilcox Signed-off-by: Jesse Barnes :040000 040000 391a397ab982b7b80c0cb369d8a4999d8f7319fb=20 9a318bf27bf9c1bdd371e25754746397426a79ba M drivers Reverting it was not a problem and fixed the issue. As the screen stays black, I have no idea how to get further details on=20 that problem. Which additional information should I provide? Netconsole=20 didn't show anything. cu Dieter --=20 3rd Law of Computing: Anything that can go wr fortune: Segmentation violation -- Core dumped --------------enigCC8F929B258B03C3EDD47301 Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.9 (GNU/Linux) Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org iEYEARECAAYFAkiSDPoACgkQ5YzjaZZeXo2AXQCgqElBYpHrRjUAYvxg9klM9agk PV0AoKYd5P1bkbjSgXM32IyEEucAF4FB =mXa9 -----END PGP SIGNATURE----- --------------enigCC8F929B258B03C3EDD47301--