Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932558AbWHHKl4 (ORCPT ); Tue, 8 Aug 2006 06:41:56 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932557AbWHHKl4 (ORCPT ); Tue, 8 Aug 2006 06:41:56 -0400 Received: from brick.kernel.dk ([62.242.22.158]:27189 "EHLO kernel.dk") by vger.kernel.org with ESMTP id S932553AbWHHKlz (ORCPT ); Tue, 8 Aug 2006 06:41:55 -0400 Date: Tue, 8 Aug 2006 12:43:04 +0200 From: Jens Axboe To: Jiri Slaby Cc: "Rafael J. Wysocki" , Jason Lunz , Andrew Morton , linux-kernel@vger.kernel.org, andre@linux-ide.org, pavel@suse.cz, linux-pm@osdl.org, linux-ide@vger.kernel.org Subject: Re: swsusp regression [Was: 2.6.18-rc3-mm2] Message-ID: <20060808104303.GJ4025@suse.de> References: <20060806030809.2cfb0b1e.akpm@osdl.org> <44D707B6.20501@gmail.com> <20060807162322.GA17564@knob.reflex> <200608072247.59184.rjw@sisk.pl> <20060808084116.GF4025@suse.de> <44D85DFB.7050806@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <44D85DFB.7050806@gmail.com> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1692 Lines: 40 On Tue, Aug 08 2006, Jiri Slaby wrote: > Jens Axboe wrote: > >On Mon, Aug 07 2006, Rafael J. Wysocki wrote: > >>On Monday 07 August 2006 18:23, Jason Lunz wrote: > >>>In gmane.linux.kernel, you wrote: > >>>>>ftp://ftp.kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.18-rc3/2.6.18-rc3-mm2/ > >>>>I tried it and guess what :)... swsusp doesn't work :@. > >>>> > >>>>This time I was able to dump process states with sysrq-t: > >>>>http://www.fi.muni.cz/~xslaby/sklad/ide2.gif > >>>> > >>>>My guess is ide2/2.0 dies (hpt370 driver), since last thing kernel > >>>>prints is suspending device 2.0 > >>>Does it go away if you revert this? > >>>ftp://ftp.kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.18-rc3/2.6.18-rc3-mm2/broken-out/ide-reprogram-disk-pio-timings-on-resume.patch > >>> > >>>That should only affect resume, not suspend, but it does mess around > >>>with ide power management. Is this maybe happening on the *second* > >>>suspend? > >>> > >>>>-hdc: ATAPI 63X DVD-ROM DVD-R CD-R/RW drive, 2048kB Cache, UDMA(33) > >>>>+hdc: ATAPI CD-ROM drive, 0kB Cache, UDMA(33) > >>>This looks suspicious. -mm does have several ide-fix-hpt3xx patches. > >>I found that git-block.patch broke the suspend for me. Still have no idea > >>what's up with it. > > > >Can you apply this on top of -mm and see if that fixes it? > > It doesn't solve the problem for me. Ok, thanks for testing, I'll try and reproduce it here. -- Jens Axboe - 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/