Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753269AbZKPNkn (ORCPT ); Mon, 16 Nov 2009 08:40:43 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752950AbZKPNkn (ORCPT ); Mon, 16 Nov 2009 08:40:43 -0500 Received: from smtp-out003.kontent.com ([81.88.40.217]:33265 "EHLO smtp-out003.kontent.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752827AbZKPNkm (ORCPT ); Mon, 16 Nov 2009 08:40:42 -0500 From: Oliver Neukum To: Pavel Machek , Alan Stern , USB list Subject: Re: -rc6: something (probably active usb bluetooth) blocks suspend Date: Mon, 16 Nov 2009 14:43:20 +0100 User-Agent: KMail/1.12.2 (Linux/2.6.32-rc6-0.1-default; KDE/4.3.1; x86_64; ; ) Cc: kernel list , marcel@holtmann.org, linux-bluetooth@vger.kernel.org, "Rafael J. Wysocki" References: <20091116112254.GB12315@elf.ucw.cz> In-Reply-To: <20091116112254.GB12315@elf.ucw.cz> MIME-Version: 1.0 Content-Type: Text/Plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Message-Id: <200911161443.20704.oliver@neukum.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 826 Lines: 21 Am Montag, 16. November 2009 12:22:54 schrieb Pavel Machek: > Linux amd 2.6.32-rc6-00498-g05b553a-dirty #89 SMP Fri Nov 13 10:43:31 > CET 2009 i686 GNU/Linux > > ...and yes, it is a regression. Hw is thinkpad x60. > > Tried to suspend, machine came right back, used radio kill switch, and > it suspended ok. Relevant messages seem to be: I forgot to ask. Is this repeatable? The code is build on the assumption that workqueues are frozen as the system calls suspend for system sleep. If that assumption is wrong, a race can lead to this failure. Is it wrong? Regards Oliver -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/