From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Rafael J. Wysocki" Subject: Re: 2.6.18-rc4 (and earlier): CMOS clock corruption during suspend to disk on i386 Date: Sat, 12 Aug 2006 21:11:37 +0200 Message-ID: <200608122111.37262.rjw@sisk.pl> References: <200608091426.31762.rjw@sisk.pl> <200608102251.20707.rjw@sisk.pl> <4807377b0608121208g1bf4eebasc51f99fe00889bd7@mail.gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Return-path: Received: from ogre.sisk.pl ([217.79.144.158]:48527 "EHLO ogre.sisk.pl") by vger.kernel.org with ESMTP id S1030253AbWHLTMq (ORCPT ); Sat, 12 Aug 2006 15:12:46 -0400 In-Reply-To: <4807377b0608121208g1bf4eebasc51f99fe00889bd7@mail.gmail.com> Content-Disposition: inline Sender: linux-acpi-owner@vger.kernel.org List-Id: linux-acpi@vger.kernel.org To: Jesse Brandeburg Cc: Pavel Machek , Andrew Morton , LKML , Linux ACPI On Saturday 12 August 2006 21:08, Jesse Brandeburg wrote: > On 8/10/06, Rafael J. Wysocki wrote: > > > > > > CONFIG_PM_TRACE=y will scrog your CMOS clock each time you suspend. > > > > > > > > > > Oh dear. Of course it's set in my .config. Thanks a lot for this hint. :-) > > > > > > > > > > BTW, it's a dangerous setting, because some drivers get mad if the time after > > > > > the resume appears to be earlier than the time before the suspend. Also the > > > > > timer .suspend/.resume routines aren't prepared for that. > > > > > > > > Its config option should just go away. People comfortable using *that* > > > > should just edit some header file. Rafael, could you do patch doing > > > > something like that? > > I've seen this problem too, thought it was only mm. > Should the problem go away if I disable CONFIG_PM_TRACE? Yes.