Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S263483AbUDEWIc (ORCPT ); Mon, 5 Apr 2004 18:08:32 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S263480AbUDEWGR (ORCPT ); Mon, 5 Apr 2004 18:06:17 -0400 Received: from kinesis.swishmail.com ([209.10.110.86]:3845 "EHLO kinesis.swishmail.com") by vger.kernel.org with ESMTP id S263487AbUDEWBr (ORCPT ); Mon, 5 Apr 2004 18:01:47 -0400 Message-ID: <4071DC20.6040005@techsource.com> Date: Mon, 05 Apr 2004 18:22:24 -0400 From: Timothy Miller MIME-Version: 1.0 To: Sergiy Lozovsky CC: Chris Wright , John Stoffel , Helge Hafting , linux-kernel@vger.kernel.org Subject: Re: kernel stack challenge References: <20040405214007.68717.qmail@web40506.mail.yahoo.com> In-Reply-To: <20040405214007.68717.qmail@web40506.mail.yahoo.com> Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 700 Lines: 24 Sergiy Lozovsky wrote: > > > LSM use another way of doing similar things :-) I'm > not sure that it is nice to forward system calls back > to userspace where they came from in the first place > :-) VXE use high level language to create security > models. > "Kernel space -> user space -> kernel space" is nothing compared to the overhead of a LISP interpreter. Doing interpretation of LISP is a monster compared to some piddly context switches. - 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/