From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752937Ab1HOUs5 (ORCPT ); Mon, 15 Aug 2011 16:48:57 -0400 Received: from terminus.zytor.com ([198.137.202.10]:56945 "EHLO mail.zytor.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751113Ab1HOUs4 (ORCPT ); Mon, 15 Aug 2011 16:48:56 -0400 Message-ID: <4E498616.8030503@zytor.com> Date: Mon, 15 Aug 2011 13:48:22 -0700 From: "H. Peter Anvin" User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:5.0) Gecko/20110707 Thunderbird/5.0 MIME-Version: 1.0 To: Solar Designer CC: Andi Kleen , Vasiliy Kulikov , Thomas Gleixner , Ingo Molnar , James Morris , kernel-hardening@lists.openwall.com, x86@kernel.org, linux-kernel@vger.kernel.org, linux-security-module@vger.kernel.org, Will Drewry Subject: Re: [RFC] x86: restrict pid namespaces to 32 or 64 bit syscalls References: <20110812150304.GC16880@albatros> <4E45884B.8030303@zytor.com> <20110813062246.GC3851@albatros> <36fcaf94-2e99-47cb-a835-aefb79856429@email.android.com> <632d03b0-6725-431e-b100-13f5046b03e9@email.android.com> <20110814092028.GB14293@openwall.com> <01ba0cce-d28e-473e-be3a-7d3c8f185681@email.android.com> <20110815185114.GA20115@openwall.com> <4E496CAC.3030103@zytor.com> <20110815201419.GA20296@openwall.com> In-Reply-To: <20110815201419.GA20296@openwall.com> Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 08/15/2011 01:14 PM, Solar Designer wrote: > > There is a difference from a sysadmin standpoint > Sysadmin differences don't belong in the kernel interfaces or internals; they are packaging. -hpa