From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751527Ab2LUW2l (ORCPT ); Fri, 21 Dec 2012 17:28:41 -0500 Received: from terminus.zytor.com ([198.137.202.10]:39332 "EHLO mail.zytor.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751024Ab2LUW2j (ORCPT ); Fri, 21 Dec 2012 17:28:39 -0500 Message-ID: <50D4E288.7070507@zytor.com> Date: Fri, 21 Dec 2012 14:28:24 -0800 From: "H. Peter Anvin" User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:17.0) Gecko/17.0 Thunderbird/17.0 MIME-Version: 1.0 To: Yinghai Lu CC: Kees Cook , linux-kernel@vger.kernel.org, Thomas Gleixner , Ingo Molnar , x86@kernel.org, Jim Kukunas , Arjan van de Ven Subject: Re: [RFC] stack and heap are executable on x86_64 References: <20121221030018.GA15032@www.outflux.net> <50D3E91C.9060907@zytor.com> <50D495FD.8060103@zytor.com> <50D49E0A.1080609@zytor.com> <50D4E15D.70404@zytor.com> In-Reply-To: X-Enigmail-Version: 1.4.6 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 12/21/2012 02:26 PM, Yinghai Lu wrote: > On Fri, Dec 21, 2012 at 2:23 PM, H. Peter Anvin wrote: >> On 12/21/2012 02:22 PM, Yinghai Lu wrote: >>> >>> please check attached patch that set NX for data/bss/brk with 64bit. >>> >> >> This is on top of for-x86-boot I presume? > > yes, but should work on current linus tree. > > Do we want one that handle low mapping for current linus tree ? > Let's worry about that one after New Year. I am hoping to get all these patchsets into -tip either the week of Jan 7 or Jan 14 (I currently don't know when I will be back.) -hpa