Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S268415AbTGLUBN (ORCPT ); Sat, 12 Jul 2003 16:01:13 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S268417AbTGLUBN (ORCPT ); Sat, 12 Jul 2003 16:01:13 -0400 Received: from smtp-out2.iol.cz ([194.228.2.87]:3001 "EHLO smtp-out2.iol.cz") by vger.kernel.org with ESMTP id S268415AbTGLUBI (ORCPT ); Sat, 12 Jul 2003 16:01:08 -0400 Date: Sat, 12 Jul 2003 22:15:25 +0200 From: Pavel Machek To: Nigel Cunningham Cc: swsusp-devel , Linux Kernel Mailing List Subject: Re: Thoughts wanted on merging Software Suspend enhancements Message-ID: <20030712201525.GB446@elf.ucw.cz> References: <1057963547.3207.22.camel@laptop-linux> <20030712140057.GC284@elf.ucw.cz> <1058021722.1687.16.camel@laptop-linux> <20030712153719.GA206@elf.ucw.cz> <1058038701.2482.25.camel@laptop-linux> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1058038701.2482.25.camel@laptop-linux> 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 Content-Length: 1361 Lines: 35 Hi! > > > > That seems like missfeature. We don't want joe random user that is at > > > > the console to prevent suspend by just pressing Escape. Maybe magic > > > > key to do that would be acceptable... > > > > > > Magic key? Do you mean a password? I suppose that could be a > > > > Documentation/sysrq.txt. Magic sysrq driver will answer some > > interesting questions like "how to press esc on the serial line", etc, > > and it is also /proc configurable. > > Oh so you just be having (eg) to press SysRq-Escape? Isn't that just > security by obscurity? I'd rather go for the password idea. Sounds like No, you don't understand. Magic SysRq is well known mechanism for torturing running kernel. Kernel hackers have it enabled, security-consious people have it disabled, and it is /proc-tweakable. It also works in cases like "the only keyboard on serial terminal", etc. > 1.0 tomorrow unless there's anything big in the meantime. Don't let Esc issue block 1.0, but I do not want to see Esc in 2.5.X. Pavel -- When do you have a heart between your knees? [Johanka's followup: and *two* hearts?] - 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/