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=-2.1 required=3.0 tests=DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS,T_DKIM_INVALID, USER_AGENT_MUTT autolearn=ham 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 9644CC5CFEB for ; Wed, 11 Jul 2018 09:35:19 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 51DDC2083B for ; Wed, 11 Jul 2018 09:35:19 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="agZY1h8Y" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 51DDC2083B Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=infradead.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 S1732438AbeGKJim (ORCPT ); Wed, 11 Jul 2018 05:38:42 -0400 Received: from merlin.infradead.org ([205.233.59.134]:59842 "EHLO merlin.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726398AbeGKJim (ORCPT ); Wed, 11 Jul 2018 05:38:42 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=merlin.20170209; h=In-Reply-To:Content-Type:MIME-Version: References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id: List-Help:List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=utJM/LzBZcFvCZM3dDV5mmkdS8IegMSfa7Oy6S75sZk=; b=agZY1h8Y0E2xDsnyLpUAyq/7F T6zEIQbDfQ83QQvavRckZrFj2L2dzW7CZNN4MuLOUOr+FAYsAo+cDIGHgM8v0SmEfaLvOpMoWMyZL 0EQf1ww6oklr6qgZh7yV+8/YusN9dKbTDQA2j0qjbxcDW5hF+j8h1RoK9Us2qN8YH2mLp/Q/KFiQL uvRDtC59Mh/vPs+24+afBsY+Ujy/YYCw21LXYVu5jU4nWGzhyO5l/GApWFgNqVrc55NPL9mbJMs1o kfdLEFGZ1YxiOgtoqLvJfNLEIa8gr8GgkFrAjkZB9Hd3XwTPKoFXh1GmbAOnoMCG7AFWWkiDKe0rm y1pn5U8Iw==; Received: from j217100.upc-j.chello.nl ([24.132.217.100] helo=hirez.programming.kicks-ass.net) by merlin.infradead.org with esmtpsa (Exim 4.90_1 #2 (Red Hat Linux)) id 1fdBWS-0006DI-LJ; Wed, 11 Jul 2018 09:34:57 +0000 Received: by hirez.programming.kicks-ass.net (Postfix, from userid 1000) id 1C84F20291063; Wed, 11 Jul 2018 11:34:54 +0200 (CEST) Date: Wed, 11 Jul 2018 11:34:54 +0200 From: Peter Zijlstra To: Yu-cheng Yu Cc: x86@kernel.org, "H. Peter Anvin" , Thomas Gleixner , Ingo Molnar , linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org, linux-mm@kvack.org, linux-arch@vger.kernel.org, linux-api@vger.kernel.org, Arnd Bergmann , Andy Lutomirski , Balbir Singh , Cyrill Gorcunov , Dave Hansen , Florian Weimer , "H.J. Lu" , Jann Horn , Jonathan Corbet , Kees Cook , Mike Kravetz , Nadav Amit , Oleg Nesterov , Pavel Machek , "Ravi V. Shankar" , Vedvyas Shanbhogue Subject: Re: [RFC PATCH v2 17/27] x86/cet/shstk: User-mode shadow stack support Message-ID: <20180711093454.GX2476@hirez.programming.kicks-ass.net> References: <20180710222639.8241-1-yu-cheng.yu@intel.com> <20180710222639.8241-18-yu-cheng.yu@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20180710222639.8241-18-yu-cheng.yu@intel.com> User-Agent: Mutt/1.10.0 (2018-05-17) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Jul 10, 2018 at 03:26:29PM -0700, Yu-cheng Yu wrote: > +/* MSR_IA32_U_CET and MSR_IA32_S_CET bits */ > +#define MSR_IA32_CET_SHSTK_EN 0x0000000000000001 > +#define MSR_IA32_CET_WRSS_EN 0x0000000000000002 > +#define MSR_IA32_CET_ENDBR_EN 0x0000000000000004 > +#define MSR_IA32_CET_LEG_IW_EN 0x0000000000000008 > +#define MSR_IA32_CET_NO_TRACK_EN 0x0000000000000010 Do those want a ULL literal suffix?