Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261588AbVDJUC1 (ORCPT ); Sun, 10 Apr 2005 16:02:27 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261594AbVDJUC1 (ORCPT ); Sun, 10 Apr 2005 16:02:27 -0400 Received: from mail1.kontent.de ([81.88.34.36]:50826 "EHLO Mail1.KONTENT.De") by vger.kernel.org with ESMTP id S261588AbVDJUCY (ORCPT ); Sun, 10 Apr 2005 16:02:24 -0400 From: Oliver Neukum To: Andreas Steinmetz Subject: Re: [PATCH] zero disk pages used by swsusp on resume Date: Sun, 10 Apr 2005 22:03:29 +0200 User-Agent: KMail/1.7.1 Cc: pavel@suse.cz, Linux Kernel Mailinglist References: <42592697.8060909@domdv.de> <200504102040.38403.oliver@neukum.org> <42597E99.8010802@domdv.de> In-Reply-To: <42597E99.8010802@domdv.de> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-15" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200504102203.29602.oliver@neukum.org> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 796 Lines: 19 Am Sonntag, 10. April 2005 21:29 schrieb Andreas Steinmetz: > Oliver Neukum wrote: > > What is the point in doing so after they've rested on the disk for ages? > > The point is not physical access to the disk but data gathering after > resume or reboot. After resume or reboot normal access control mechanisms will work again. Those who can read a swap partition under normal circumstances can also read /dev/kmem. It seems to me like you are putting an extra lock on a window on the third floor while leaving the front door open. Regards Oliver - 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/