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=-2.4 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,USER_AGENT_SANE_1 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 840EEC433E0 for ; Wed, 20 May 2020 08:39:26 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 53B8B207D3 for ; Wed, 20 May 2020 08:39:26 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=alien8.de header.i=@alien8.de header.b="qLA4joqt" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726805AbgETIjY (ORCPT ); Wed, 20 May 2020 04:39:24 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57852 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726403AbgETIjY (ORCPT ); Wed, 20 May 2020 04:39:24 -0400 Received: from mail.skyhub.de (mail.skyhub.de [IPv6:2a01:4f8:190:11c2::b:1457]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 483ABC061A0E; Wed, 20 May 2020 01:39:24 -0700 (PDT) Received: from zn.tnic (p200300ec2f0bab00d907527c3c1e360d.dip0.t-ipconnect.de [IPv6:2003:ec:2f0b:ab00:d907:527c:3c1e:360d]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.skyhub.de (SuperMail on ZX Spectrum 128k) with ESMTPSA id 9037A1EC0338; Wed, 20 May 2020 10:39:22 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=alien8.de; s=dkim; t=1589963962; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:in-reply-to:in-reply-to: references:references; bh=YX9Pp+HGX2R8KL/HZG2RZHgK1Ctz9Fvmsyms+8ol70E=; b=qLA4joqtuBMCHg5cXvQ4cREAOohc95SEb+ExpzLag8qTlOve3Dm8KYCQpqSmvzx71S1cU7 QOV8tPBXUKpSYUvUiVqTauAxE/EA921kK8zsjJIsWSdFUH7uOZ3xM/aeCzlTRcyXUlBlN9 Tj4O6kdPTUIWncMNmZFRye/GrgHjwiY= Date: Wed, 20 May 2020 10:39:16 +0200 From: Borislav Petkov To: Joerg Roedel Cc: x86@kernel.org, hpa@zytor.com, Andy Lutomirski , Dave Hansen , Peter Zijlstra , Thomas Hellstrom , Jiri Slaby , Dan Williams , Tom Lendacky , Juergen Gross , Kees Cook , David Rientjes , Cfir Cohen , Erdem Aktas , Masami Hiramatsu , Mike Stunes , Joerg Roedel , linux-kernel@vger.kernel.org, kvm@vger.kernel.org, virtualization@lists.linux-foundation.org Subject: Re: [PATCH v3 38/75] x86/sev-es: Add SEV-ES Feature Detection Message-ID: <20200520083916.GB1457@zn.tnic> References: <20200428151725.31091-1-joro@8bytes.org> <20200428151725.31091-39-joro@8bytes.org> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20200428151725.31091-39-joro@8bytes.org> User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Apr 28, 2020 at 05:16:48PM +0200, Joerg Roedel wrote: > +bool sev_es_active(void) > +{ > + return !!(sev_status & MSR_AMD64_SEV_ES_ENABLED); > +} > +EXPORT_SYMBOL_GPL(sev_es_active); I don't see this being used in modules anywhere in the patchset. Or am I missing something? -- Regards/Gruss, Boris. https://people.kernel.org/tglx/notes-about-netiquette