Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933637AbXLPL6k (ORCPT ); Sun, 16 Dec 2007 06:58:40 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1763347AbXLPL6a (ORCPT ); Sun, 16 Dec 2007 06:58:30 -0500 Received: from hawking.rebel.net.au ([203.20.69.83]:37859 "EHLO hawking.rebel.net.au" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1761184AbXLPL63 (ORCPT ); Sun, 16 Dec 2007 06:58:29 -0500 Message-ID: <476512F1.5010701@davidnewall.com> Date: Sun, 16 Dec 2007 22:28:41 +1030 From: David Newall User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.8.1.2) Gecko/20070221 SeaMonkey/1.1.1 MIME-Version: 1.0 To: Tetsuo Handa CC: linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [patch 1/2] [RFC] Simple tamper-proof device filesystem. References: <200712161944.HEI26071.MOtOFLVHFSQFOJ@I-love.SAKURA.ne.jp> <200712161956.BJE32406.FOOHtQJLMFOSVF@I-love.SAKURA.ne.jp> <47650A4C.4000708@davidnewall.com> <200712162026.BFJ01924.tOFJSFOQMVHOLF@I-love.SAKURA.ne.jp> <47650C88.6040105@davidnewall.com> <200712162036.JAJ09389.OQOVtOHMFLFSFJ@I-love.SAKURA.ne.jp> In-Reply-To: <200712162036.JAJ09389.OQOVtOHMFLFSFJ@I-love.SAKURA.ne.jp> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 698 Lines: 18 Tetsuo Handa wrote: >>> I meant that "/dev must be mounted for read-write mode" >>> >> Again, why? >> > > You won't be able to login to the system because /sbin/mingetty > fails to "chown/chmod" /dev/tty* if /dev is mounted for read-only mode. > Good point. So, if only root can modify files in /dev, what's the problem you're fixing? (I'm sure you tried to explain this in your original post, but your reasons weren't clear to me.) -- 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/