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=-10.0 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS, T_DKIMWL_WL_MED,USER_AGENT_MUTT,USER_IN_DEF_DKIM_WL 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 8E7A6C04AB1 for ; Thu, 9 May 2019 19:28:06 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 6307621479 for ; Thu, 9 May 2019 19:28:06 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="ge8R844S" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726895AbfEIT2B (ORCPT ); Thu, 9 May 2019 15:28:01 -0400 Received: from mail-pf1-f193.google.com ([209.85.210.193]:33962 "EHLO mail-pf1-f193.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726721AbfEIT2B (ORCPT ); Thu, 9 May 2019 15:28:01 -0400 Received: by mail-pf1-f193.google.com with SMTP id n19so1837466pfa.1 for ; Thu, 09 May 2019 12:28:01 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to:user-agent; bh=mSogdT1b1TrauWJdc0+lW0R8qL7KGKdwvRVPra/F2u4=; b=ge8R844S9rhQhPZywYJzkfKzn0+UrddioB1eT3CI+Rxgh7FM5k/Nj631+ajLB5i98z qBuIhlAi7+7nh6F7Z1rJckUuSkcwqxtG9sGhGQoT+x1lUg6X3OXiC6ccNVUb1g4+KJ3l N1+vO7n2+b3u1X/Did/QTcwhdXYLekpehe87DVnoLH6kY+122yYPr/Ex9cn7pf7BP/W1 FlrT5uOI64/8jOOZYvR1fypE9LJklRZHypbB9rqVJZx8+MtL+1Nrohw+knyr2bfi5W17 OI+nfZAAHolUUB31C+q4yU4AmDT6PfWpOuppbMD9XX7P7zp9QAx71kIPMtx5e3xSH1Q5 tKkg== 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:user-agent; bh=mSogdT1b1TrauWJdc0+lW0R8qL7KGKdwvRVPra/F2u4=; b=dpJ5C9oATVGRFG8V79itN87gfu0PUYnbgkWuh7lpHEwyAJeASY3h6qgjkxMdtmOnqa sVszCu2e8u9mfWOLMCR0GvvvY8XonMSo8hjyGVkfLeucID1N98dRfMLcB7k6WO8SbhyM gT5Fr5C/3BYCKXbFqe4ta5tV6xDMOdR+7XhPJqN3FxujxZR8KovHZ+/KGC3z67M5oQM4 vGtJEeGYUU+fuBxBD61Z0TJ407lUKpkOUdtV38VsAUZIVs9uFmxyu9XzICePMG2MwHG5 wRhRgdriVoQSgODpISYsTgHF3koLYhZyW2dDC38nrPSOuXP7NEPePmLG+2P4OwiyztL6 1UQw== X-Gm-Message-State: APjAAAWrpo12yY/K4zYZmbmQcUZpFcsS59q4Pt/2IendLDEyLO5F5fCl zUn+yemFG2dT6UEUrwSaFF02rA== X-Google-Smtp-Source: APXvYqz/zYt5LNbOUqYwUYqUaZNqn28INg1eTCOj3kgCLcwZ9Gnpmql4xKPflas+TJJo6HIP9ZvJow== X-Received: by 2002:a62:1897:: with SMTP id 145mr7992573pfy.122.1557430079463; Thu, 09 May 2019 12:27:59 -0700 (PDT) Received: from google.com ([2620:15c:201:2:ce90:ab18:83b0:619]) by smtp.gmail.com with ESMTPSA id j12sm3809086pff.148.2019.05.09.12.27.57 (version=TLS1_3 cipher=AEAD-AES256-GCM-SHA384 bits=256/256); Thu, 09 May 2019 12:27:58 -0700 (PDT) Date: Thu, 9 May 2019 12:27:53 -0700 From: Sami Tolvanen To: Eric Biggers Cc: Kees Cook , Herbert Xu , Joao Moreira , Ingo Molnar , Thomas Gleixner , Borislav Petkov , X86 ML , linux-crypto , LKML , Kernel Hardening Subject: Re: [PATCH v3 0/7] crypto: x86: Fix indirect function call casts Message-ID: <20190509192753.GA233211@google.com> References: <20190507161321.34611-1-keescook@chromium.org> <20190507170039.GB1399@sol.localdomain> <20190507215045.GA7528@sol.localdomain> <20190508133606.nsrzthbad5kynavp@gondor.apana.org.au> <20190509020439.GB693@sol.localdomain> <20190509153828.GA261205@google.com> <20190509175822.GB12602@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20190509175822.GB12602@gmail.com> User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-crypto-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-crypto@vger.kernel.org On Thu, May 09, 2019 at 10:58:23AM -0700, Eric Biggers wrote: > Is there any way to annotate assembly functions such that they work > directly with CFI? Not to my knowledge. Sami