From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S265884AbTL3SWZ (ORCPT ); Tue, 30 Dec 2003 13:22:25 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S265885AbTL3SWZ (ORCPT ); Tue, 30 Dec 2003 13:22:25 -0500 Received: from smtp1.clear.net.nz ([203.97.33.27]:30206 "EHLO smtp1.clear.net.nz") by vger.kernel.org with ESMTP id S265884AbTL3SWW (ORCPT ); Tue, 30 Dec 2003 13:22:22 -0500 Date: Wed, 31 Dec 2003 07:20:36 +1300 From: Nigel Cunningham Subject: Re: Software suspend in 2.6.0 In-reply-to: <200312300000.05201.rob@landley.net> To: rob@landley.net Cc: Linux Kernel Mailing List , Pavel Machek Message-id: <1072808436.2741.34.camel@laptop-linux> MIME-version: 1.0 X-Mailer: Ximian Evolution 1.4.4-8mdk Content-type: text/plain Content-transfer-encoding: 7bit References: <200312300000.05201.rob@landley.net> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Hi Rob. Do you have a preemptive kernel? If so, it could be that you're getting 'bad scheduling while atomic' messages. Could you check dmesg after the second suspend? Regards, Nigel On Tue, 2003-12-30 at 19:00, Rob Landley wrote: > Since Patrick fell off the face of the earth, I've switched to Pavel's suspend > code, which pretty much works the same way, but has some similar rough edges. > > The first suspend works nicely. After resuming from that and suspending > again, the screen gets blanked early in the suspend (immediately after > "suspending processes", and then the suspend is REALLY SLOW. (You can see > the hard drive light light up and go off again with a 1/2 second gap between > each page saved.) > > I think that what's happening is that during the "power stuff down" phase, the > device list is including the screen and processor and powering them down. > The processor goes into an insanely slow state, and the display is black. > (The suspend will usually complete normally when this happens, if you give it > 10 minutes.) > > It doesn't do this on the first suspend, but it does it on second and later > suspends. > > Any suggestions? > > Rob > > - > 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/ -- My work on Software Suspend is graciously brought to you by LinuxFund.org.