From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S267686AbTGTS0O (ORCPT ); Sun, 20 Jul 2003 14:26:14 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S267685AbTGTS0O (ORCPT ); Sun, 20 Jul 2003 14:26:14 -0400 Received: from smtp-out1.iol.cz ([194.228.2.86]:30638 "EHLO smtp-out1.iol.cz") by vger.kernel.org with ESMTP id S267687AbTGTSZt (ORCPT ); Sun, 20 Jul 2003 14:25:49 -0400 Date: Sun, 20 Jul 2003 20:40:23 +0200 From: Pavel Machek To: John Bradford Cc: linux-kernel@vger.kernel.org, torvalds@osdl.org Subject: Re: Separate ACPI_SLEEP and SOFTWARE_SUSPEND options Message-ID: <20030720184023.GC269@elf.ucw.cz> References: <200307201334.h6KDYSqC002010@81-2-122-30.bradfords.org.uk> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <200307201334.h6KDYSqC002010@81-2-122-30.bradfords.org.uk> X-Warning: Reading this can be dangerous to your mental health. User-Agent: Mutt/1.5.3i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Hi! > > Right now you may boot without resuming and then later resume but > > in meantime you cannot use those swap partitions/files which were > > involved in suspending. Also in this case there is a risk that buffers > > on disk won't match with saved ones. > > What happens on a machine which is sharing swap space between two > operating systems? Do we have a way to mark a swap partition which is > used for suspend data as unusable? Maybe we could change the > partition type from 82 to something else. swsusp changes swap's signature, so swapon will fail. Pavel -- When do you have a heart between your knees? [Johanka's followup: and *two* hearts?]