From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261514AbUL3EcK (ORCPT ); Wed, 29 Dec 2004 23:32:10 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261490AbUL3EcJ (ORCPT ); Wed, 29 Dec 2004 23:32:09 -0500 Received: from [220.181.31.173] ([220.181.31.173]:16067 "HELO 126.com") by vger.kernel.org with SMTP id S261514AbUL3Eby (ORCPT ); Wed, 29 Dec 2004 23:31:54 -0500 X-Originating-IP: [219.133.248.38] Message-ID: <41D3847A.5090006@126.com> Date: Thu, 30 Dec 2004 12:30:50 +0800 From: Walter Liu User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.2; en-US; rv:1.7.3) Gecko/20040910 X-Accept-Language: en-us, en MIME-Version: 1.0 To: "Josef E. Galea" CC: Coywolf Qi Hunt , linux-kernel@vger.kernel.org Subject: Re: Memory management in Linux References: <41D2ABA8.2080906@euroweb.net.mt> <2cd57c900412290606f356334@mail.gmail.com> <41D2C8CD.8070001@euroweb.net.mt> In-Reply-To: <41D2C8CD.8070001@euroweb.net.mt> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Josef E. Galea wrote: > Ok I may have got the name wrong :). What I am trying to do is to > implement a package on linux similiar to the TreadMarks by Alan Cox et > al. (ref. http://citeseer.ist.psu.edu/amza96treadmarks.html) that runs > at kernel level instead of user level. Right now I think that inorder > to achieve what I want to do, I have to change the code of the linux > virtual memory manager. This is ok for academic purposes (which is my > aim) however it severly reduces portability (it is much easier to just > load a kernel module than to patch and recompile the kernel). > Kernel-level thread or code can modify mm_struct,vma,pde,pte,page protection bits,etc. I think that it can modify everything in kernel. Regards, LWT