From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-0.9 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,T_DKIMWL_WL_HIGH autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 7A3C1C43218 for ; Mon, 10 Jun 2019 21:32:50 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 5327D2082E for ; Mon, 10 Jun 2019 21:32:50 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=chromium.org header.i=@chromium.org header.b="ijZRqYOH" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2390087AbfFJVct (ORCPT ); Mon, 10 Jun 2019 17:32:49 -0400 Received: from mail-pf1-f195.google.com ([209.85.210.195]:36077 "EHLO mail-pf1-f195.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2389760AbfFJVct (ORCPT ); Mon, 10 Jun 2019 17:32:49 -0400 Received: by mail-pf1-f195.google.com with SMTP id r7so145005pfl.3 for ; Mon, 10 Jun 2019 14:32:49 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to; bh=u65kJhZ2c0w54Nc/i9RYT+l58N6im9e9Q29G/YH/uuc=; b=ijZRqYOHAJLGYs5vVBH7AyvxnX3poiS7Ze8fMa8xMMZFUFQkNHIHUJuCZa0E+HU7KK ZEEdHPDvfDlVSbqAvrXP3rviz6pH3j9htRBPT5NIqJKjGJE+FjxllNFI8RlkWV1QA19g aArbTyQM1D+rcblnoPAFTe/gzDozuxJ5mSkQw= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to; bh=u65kJhZ2c0w54Nc/i9RYT+l58N6im9e9Q29G/YH/uuc=; b=uSZKdgKa6VedztE2ODM+Q1jrhkKaTWJF4i0JGPx/0m4OYZNb3RC2PTtHNYrtTAqYEf T6mnouYbBmUg9xIqJBy84J+PoAqLs3D+H9hSYHf0D/bbOYvfMEwdg0j9gCTbyoMxZsJP 6Ao/CQuoV2YF5Vy/vvwtSK8Jnu0MC8bBper+h68+iGMvZ6yOzDwpOoP75ve/6tmBgOrV U3TJxoD8Uri+4kxYqMPjCxGW06nTx4yiDyYPS0AcTn5Kaz/ubz4m6AgYK+XWVireDNer dOtwg0vznBTJMYbhQ5/d5gtrgl6V44LFz2KRSljGzeN/JdyY+9wCYaAz0MoZSODIQItP g34Q== X-Gm-Message-State: APjAAAWHqh/d88/JkrAjwQtmfSgPjMvWVwVqT9CINBKclYyyAxjGldhq nHv6z5SnxyqPzCAE3lHeUoyh0g== X-Google-Smtp-Source: APXvYqyQzwsz4g4vXj8Aq9NRG67WJeqq4COKYtOvIJxo3DWxXcQEhMnNrnrMg8J5OGqUXm+tPqrSlw== X-Received: by 2002:aa7:8145:: with SMTP id d5mr77831178pfn.11.1560202368916; Mon, 10 Jun 2019 14:32:48 -0700 (PDT) Received: from www.outflux.net (173-164-112-133-Oregon.hfc.comcastbusiness.net. [173.164.112.133]) by smtp.gmail.com with ESMTPSA id q1sm18907954pfb.156.2019.06.10.14.32.47 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Mon, 10 Jun 2019 14:32:48 -0700 (PDT) Date: Mon, 10 Jun 2019 14:32:47 -0700 From: Kees Cook To: Thomas Garnier Cc: kernel-hardening@lists.openwall.com, kristen@linux.intel.com, Herbert Xu , "David S. Miller" , Thomas Gleixner , Ingo Molnar , Borislav Petkov , "H. Peter Anvin" , x86@kernel.org, Andy Lutomirski , Juergen Gross , Alok Kataria , "Rafael J. Wysocki" , Len Brown , Pavel Machek , Peter Zijlstra , Thomas Garnier , Nadav Amit , Jann Horn , Ard Biesheuvel , Masahiro Yamada , Andi Kleen , Andrew Morton , Feng Tang , Jan Beulich , Maran Wilson , linux-crypto@vger.kernel.org, linux-kernel@vger.kernel.org, virtualization@lists.linux-foundation.org, linux-pm@vger.kernel.org Subject: Re: [PATCH v7 00/12] x86: PIE support to extend KASLR randomization Message-ID: <201906101432.B642E297F@keescook> References: <20190520231948.49693-1-thgarnie@chromium.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20190520231948.49693-1-thgarnie@chromium.org> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, May 20, 2019 at 04:19:25PM -0700, Thomas Garnier wrote: > Splitting the previous serie in two. This part contains assembly code > changes required for PIE but without any direct dependencies with the > rest of the patchset. Thanks for doing this! It should be easier to land the "little" fixes so there's less to review for the big PIE changes down the road. -- Kees Cook