Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S263770AbUIZVBI (ORCPT ); Sun, 26 Sep 2004 17:01:08 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S263778AbUIZVBI (ORCPT ); Sun, 26 Sep 2004 17:01:08 -0400 Received: from cantor.suse.de ([195.135.220.2]:27316 "EHLO Cantor.suse.de") by vger.kernel.org with ESMTP id S263770AbUIZVBD (ORCPT ); Sun, 26 Sep 2004 17:01:03 -0400 Message-ID: <41572E05.9030406@suse.de> Date: Sun, 26 Sep 2004 23:00:53 +0200 From: Stefan Seyfried User-Agent: Mozilla Thunderbird 0.8 (X11/20040913) X-Accept-Language: en-us, en MIME-Version: 1.0 To: "Rafael J. Wysocki" Cc: linux-kernel@vger.kernel.org, Andrew Morton , Pavel Machek Subject: Re: 2.6.9-rc2-mm3: swsusp horribly slow on AMD64 References: <200409251214.28743.rjw@sisk.pl> <200409261208.02209.rjw@sisk.pl> <20040926100955.GI10435@elf.ucw.cz> <200409261337.53298.rjw@sisk.pl> In-Reply-To: <200409261337.53298.rjw@sisk.pl> Content-Type: text/plain; charset=ISO-8859-2 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1634 Lines: 47 Rafael J. Wysocki wrote: > On Sunday 26 of September 2004 12:09, Pavel Machek wrote: >>>>We have seen something similar after hdparm was used on specific >>>>machines. Are you using hdparm? Pavel, i am pretty sure the issue with hdparm and 32-bit disk access was just a symptom, not the cause. Rafael, please try the patch i posted in the other mail, i believe this is the right thing to do. >>>Not explicitly, but it's used by SuSE initscripts to set IDE DMA, AFAICS. >>>However, the problem did not occur on 2.6.9-rc2-mm1 with the same >>>initscripts. >> >>Okay, so try what happens without the initscripts > > I turned the stuff off but of course it didn't change anything. :-) That's what i expected. >>and try to locate change that breaks it... > Well, I'm a bit confused: > > --- linux-2.6.9-rc2-mm1/kernel/power/swsusp.c 2004-09-16 14:06:56.000000000 > +0200 > +++ linux-2.6.9-rc2-mm3/kernel/power/swsusp.c 2004-09-24 11:35:18.000000000 > +0200 > @@ -862,8 +862,8 @@ > error = swsusp_arch_suspend(); > /* Restore control flow magically appears here */ > restore_processor_state(); > - local_irq_enable(); > restore_highmem(); > + local_irq_enable(); > return error; > } without this one is needed or highmem will break "sometimes". Was really nasty. You did have highmem-resume problems, didn't you? Stefan - 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/