Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755405AbZFCTug (ORCPT ); Wed, 3 Jun 2009 15:50:36 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751925AbZFCTu3 (ORCPT ); Wed, 3 Jun 2009 15:50:29 -0400 Received: from smtp3.ultrahosting.com ([74.213.175.254]:49563 "EHLO smtp.ultrahosting.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1751329AbZFCTu3 (ORCPT ); Wed, 3 Jun 2009 15:50:29 -0400 Date: Wed, 3 Jun 2009 15:50:17 -0400 (EDT) From: Christoph Lameter X-X-Sender: cl@gentwo.org To: Linus Torvalds cc: "Larry H." , Alan Cox , linux-mm@kvack.org, Rik van Riel , linux-kernel@vger.kernel.org, pageexec@freemail.hu Subject: Re: Security fix for remapping of page 0 (was [PATCH] Change ZERO_SIZE_PTR to point at unmapped space) In-Reply-To: Message-ID: References: <20090530230022.GO6535@oblivion.subreption.com> <20090531022158.GA9033@oblivion.subreption.com> <20090602203405.GC6701@oblivion.subreption.com> <20090603182949.5328d411@lxorguk.ukuu.org.uk> <20090603180037.GB18561@oblivion.subreption.com> <20090603183939.GC18561@oblivion.subreption.com> User-Agent: Alpine 1.10 (DEB 962 2008-03-14) MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 745 Lines: 17 On Wed, 3 Jun 2009, Linus Torvalds wrote: > But the better option really is to just copy the cap_file_mmap() rule to > the !SECURITY rule, and make !SECURITY really mean the same as "always do > default security", the way it's documented. Na, I really like the ability to just avoid having to deal with this "security" stuff (CONFIG_SECURITY). And core security checks sidelined in some security model config thingy? I'd prefer to see these checks right there in core code while working on them. -- 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/