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=1.5 required=3.0 tests=DKIM_SIGNED,FSL_HELO_FAKE, MAILING_LIST_MULTI,SPF_PASS,T_DKIM_INVALID,USER_AGENT_MUTT autolearn=no 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 5137BC43141 for ; Thu, 21 Jun 2018 13:05:20 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 0666E20837 for ; Thu, 21 Jun 2018 13:05:20 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="bEHLoZeL" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 0666E20837 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933372AbeFUNFS (ORCPT ); Thu, 21 Jun 2018 09:05:18 -0400 Received: from mail-wr0-f176.google.com ([209.85.128.176]:40556 "EHLO mail-wr0-f176.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933110AbeFUNFQ (ORCPT ); Thu, 21 Jun 2018 09:05:16 -0400 Received: by mail-wr0-f176.google.com with SMTP id g18-v6so3126195wro.7; Thu, 21 Jun 2018 06:05:15 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=sender:date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to:user-agent; bh=dCh7EFs69hk2qkkTxodU/f6Q+yOHsWaFsQlsaT9Zlp4=; b=bEHLoZeLKw7xx6xeg4/3LeAjNZ5k/JgDdyEMcTDa0Deq3bkoECTZXwJtR1V+6Or1Au bYK7M1ptG3r4e5VXqGr+PpvIeBShRyNovsFlJigCuyxpBZrWHTL6bzILXPPgEVwm+GPZ jJpnu/s8Lu4feQmANQQ0q7EPNM4857UixDPBOig+lHy23yL7o1G89OwQl3Ru8fFaI200 kKqGuCpWtPu4qXsf+yuxnPnwuvO9LDdwA02SftBmmL67hHgEtOekridJkkVAb1aOhlc9 8zY2WyaG45o5HLHyw6AxC73AsApBO1dyOYm4tQIQVfGSvzCswTdsa1IBQEeo1QTixusH tAFA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:sender:date:from:to:cc:subject:message-id :references:mime-version:content-disposition:in-reply-to:user-agent; bh=dCh7EFs69hk2qkkTxodU/f6Q+yOHsWaFsQlsaT9Zlp4=; b=TVSIUVRnLhgXy4E3/fl7dyQEisI/qHPPcLe/EipZbYInaozOsHh917hFAXsOX6oTuu zbZpDR9AQruvXjckUbi+GOrwJO7+CnnQaOEb/3b08+g7stfYShiKu798u1dil8ndouU9 UliYtLDdKjwpXS6GBjSH2UvVqoUr4SrXlCrkPtYMgRBNaRAqM/4pU2RuIeS/tBnC7Wkh OR+AzmHXW2bsUqDffCZ5uiXvw5vh+bB256E7rrTEiGhKZGeTXk/ImETYNRjmPzt3udAI 0T/pny0TkCgQYcQT3+PR1z52YzboKiE2YbHpIOSUOPuac7WKlhJEcfDUEIc4mvgOP3Vq 8cww== X-Gm-Message-State: APt69E3sNQyfyrhE5gtN+yaJ+PT971jtl0XhcecOi9lT7KdW/wC5hDPL 6vW8prZyc3Xi3ES0kohFcVU= X-Google-Smtp-Source: ADUXVKKtZQKM76sBZ0OqzNyyTjjX97/oXYw7daiXaDL2JaJFGSxDMR5fSkcXST4mDV0TwgRwsgi/Ug== X-Received: by 2002:adf:a148:: with SMTP id r8-v6mr20985869wrr.104.1529586314719; Thu, 21 Jun 2018 06:05:14 -0700 (PDT) Received: from gmail.com (2E8B0CD5.catv.pool.telekom.hu. [46.139.12.213]) by smtp.gmail.com with ESMTPSA id l15-v6sm6653063wrs.95.2018.06.21.06.05.13 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Thu, 21 Jun 2018 06:05:14 -0700 (PDT) Date: Thu, 21 Jun 2018 15:05:11 +0200 From: Ingo Molnar To: Yu-cheng Yu Cc: linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org, linux-mm@kvack.org, linux-arch@vger.kernel.org, x86@kernel.org, "H. Peter Anvin" , Thomas Gleixner , Ingo Molnar , "H.J. Lu" , Vedvyas Shanbhogue , "Ravi V. Shankar" , Dave Hansen , Andy Lutomirski , Jonathan Corbet , Oleg Nesterov , Arnd Bergmann , Mike Kravetz Subject: Re: [PATCH 5/5] Documentation/x86: Add CET description Message-ID: <20180621130511.GA7895@gmail.com> References: <20180607143544.3477-1-yu-cheng.yu@intel.com> <20180607143544.3477-6-yu-cheng.yu@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20180607143544.3477-6-yu-cheng.yu@intel.com> User-Agent: Mutt/1.9.4 (2018-02-28) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org * Yu-cheng Yu wrote: > +Control Flow Enforcement Technology (CET) provides protection against > +return/jump-oriented programing (ROP) attacks. So the obvious abbreviation would be CFT or CFET. Exactly why is 'CET' used, which not only has very little to do with what it's supposed to mean, but is also a well-known timezone, Central European Time? Thanks, Ingo