Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751240AbWELLlV (ORCPT ); Fri, 12 May 2006 07:41:21 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751241AbWELLlV (ORCPT ); Fri, 12 May 2006 07:41:21 -0400 Received: from pilet.ens-lyon.fr ([140.77.167.16]:9409 "EHLO pilet.ens-lyon.fr") by vger.kernel.org with ESMTP id S1751240AbWELLlT (ORCPT ); Fri, 12 May 2006 07:41:19 -0400 Date: Fri, 12 May 2006 13:41:42 +0200 From: Benoit Boissinot To: john stultz Cc: Thomas Gleixner , Andrew Morton , linux-kernel@vger.kernel.org Subject: Re: 2.6.17-rc3-mm1 Message-ID: <20060512114142.GD6876@ens-lyon.fr> References: <20060501014737.54ee0dd5.akpm@osdl.org> <40f323d00605030211t78e41d18h298c8be3721a135a@mail.gmail.com> <20060503064816.ef7ec2b7.akpm@osdl.org> <1146665732.27820.75.camel@localhost.localdomain> <20060503144318.GA5505@ens-lyon.fr> <20060505150509.GA16562@ens-lyon.fr> <1146911438.7467.13.camel@localhost.localdomain> <1147110520.13441.4.camel@localhost.localdomain> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1147110520.13441.4.camel@localhost.localdomain> User-Agent: Mutt/1.5.11 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1516 Lines: 37 On Mon, May 08, 2006 at 10:48:39AM -0700, john stultz wrote: > On Sat, 2006-05-06 at 10:30 +0000, Thomas Gleixner wrote: > > > and when urxvtd hanged I had the following in dmesg: > > > [ 356.696000] urxvtd: empty nanosleep 356726124322 17948911854451 > > > > > > So I suppose something is wrong in ktime_add() > > > > Well, ktime_add is adding two 64 bit values. > > > > The delta between the two values is 0xFFFFFFB3451. That looks like the > > timekeeping on your box is screwed by 0x100000000000. > > > > John, any idea ? > > I suspect the system is falling back to the PIT instead of the ACPI PM > due to mis-merged patch in 2.6.17-rc3-mm1. The PIT has had a few reports > of problems, and I've got a test patch which I'm waiting for some > results on from a tester before sending (I can't reproduce the issue > locally). > > Applying the patch here should get the ACPI PM working again. > http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commitdiff;h=f0ec5e39765cd254d436a6d86e211d81795952a4;hp=30d55280b867aa0cae99f836ad0181bb0bf8f9cb I am running with the above patch for few days and I couldn't reproduce the bug with it. So it looks good. Thanks, Benoit -- powered by bash/screen/(urxvt/fvwm|linux-console)/gentoo/gnu/linux OS - 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/