Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261242AbVBGI5p (ORCPT ); Mon, 7 Feb 2005 03:57:45 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261370AbVBGI5o (ORCPT ); Mon, 7 Feb 2005 03:57:44 -0500 Received: from mx2.elte.hu ([157.181.151.9]:64467 "EHLO mx2.elte.hu") by vger.kernel.org with ESMTP id S261242AbVBGI5n (ORCPT ); Mon, 7 Feb 2005 03:57:43 -0500 Date: Mon, 7 Feb 2005 09:57:29 +0100 From: Ingo Molnar To: "Rafael J. Wysocki" Cc: linux-kernel@vger.kernel.org, Pavel Machek Subject: Re: 2.6.11-rc3-mm1: softlockup and suspend/resume Message-ID: <20050207085728.GA17197@elte.hu> References: <20050204103350.241a907a.akpm@osdl.org> <200502051548.26729.rjw@sisk.pl> <20050205190700.GA2323@elte.hu> <200502062015.56458.rjw@sisk.pl> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <200502062015.56458.rjw@sisk.pl> User-Agent: Mutt/1.4.1i X-ELTE-SpamVersion: MailScanner 4.31.6-itk1 (ELTE 1.2) SpamAssassin 2.63 ClamAV 0.73 X-ELTE-VirusStatus: clean X-ELTE-SpamCheck: no X-ELTE-SpamCheck-Details: score=-4.9, required 5.9, autolearn=not spam, BAYES_00 -4.90 X-ELTE-SpamLevel: X-ELTE-SpamScore: -4 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1123 Lines: 32 * Rafael J. Wysocki wrote: > > ah, ok. Could you try my patch and add touch_softlockup_watchdog() to > > the resume code (before interrupts are re-enabled)? > > I did: > > --- /home/rafael/tmp/kernel/testing/linux-2.6.11-rc3-mm1/kernel/power/swsusp.c 2005-02-05 20:57:03.000000000 +0100 > +++ linux-2.6.11-rc3-mm1/kernel/power/swsusp.c 2005-02-06 19:07:39.000000000 +0100 > @@ -871,6 +869,7 @@ > restore_processor_state(); > restore_highmem(); > device_power_up(); > + touch_softlockup_watchdog(); > local_irq_enable(); > return error; > } > > and it still complains, but the call trace is now different: could you describe the timings a bit more - how long it takes to do the resume, and when does the watchdog print out its warning. Is it a single warning only, and once the resume succeeds, the watchdog doesnt complain anymore, correct? Ingo - 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/