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=-18.3 required=3.0 tests=BAYES_00,DKIMWL_WL_MED, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, 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 0BA3AC433EF for ; Thu, 2 Sep 2021 18:46:13 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E341B60F11 for ; Thu, 2 Sep 2021 18:46:12 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1347123AbhIBSrK (ORCPT ); Thu, 2 Sep 2021 14:47:10 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51896 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1347119AbhIBSrF (ORCPT ); Thu, 2 Sep 2021 14:47:05 -0400 Received: from mail-pj1-x1032.google.com (mail-pj1-x1032.google.com [IPv6:2607:f8b0:4864:20::1032]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id AF69CC061757 for ; Thu, 2 Sep 2021 11:46:06 -0700 (PDT) Received: by mail-pj1-x1032.google.com with SMTP id gp20-20020a17090adf1400b00196b761920aso2165103pjb.3 for ; Thu, 02 Sep 2021 11:46:06 -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; bh=RJjkaPdtlOJqSnXq7mSfygXQwnXxIuqzSEg1pz6exPQ=; b=ZpI1yhXR+45fjWE0xmOeixih8mfZWvoCQJ950wnl9c6F5HOyWnGWRXEY13r5MD1Cev /PQbgo3Dpy8odQrqlAelZ5FL2JM4oCbOK6dpoa/BNTR+0G87Ria0fTzTwoYPcivJxFjj 5Fkn2zNT/ut5L4xg92jy49CufilFKpHPv8bOOFKlxAmjPYKGgQVALuaYCqz9JAQWtFB0 UV236/fTllWub8Hk/eAcc7P6EpBcTGHG3Y1Vih7x7C0x644fGAyx18Z0A1xdDaje5zO9 i4e5ncIMgqwt8cGqj/6pX4Nt6rmoXAmXoNAEkicAXJTF2eWXtJ0ZNCz9m7wAK/xhrTln TxEg== 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=RJjkaPdtlOJqSnXq7mSfygXQwnXxIuqzSEg1pz6exPQ=; b=AGz6Db3TgKk145DAN4alrROlWMz/Wx7LPq0R7MOOnOU2L8eXtKjiPDkAzptAcFAkqS HvwqPnSJO8R1FszeBO4kxgQS41SVp9MBUtz1V+GMBmLx/A3wSHzwG/5Z5WsHY1o+TTpf Ujlb+UYW9UED4bar+TfjexAVHaDiIRZLoS7K1EDCsKAR7E7XJldXPgJ26JpEJNvczepL YEwmy9Ld9IB1jdkKW/EBfcLyL0msR4Q1eH16ANhf6u33lXFlanIx18peDREnEbDXSDPH 50+Lc5eToAPODjA5Db+DCuRZzKYTkO/bW5lC/ywA8MboEBtmgMVdoFGijg+RHuEvi1/Z D8rA== X-Gm-Message-State: AOAM533EBplv3bX6Hpd5C3lWGOs7EKm8EptDujc1KNpSRZnEwxxdNg30 Wx/CLht6pV0f0DjlAfAzP+7wLZyaRG+0fA== X-Google-Smtp-Source: ABdhPJysE0pwFVDH+n/51jkpkpP0kO/tfMSYjNw0tg1hfaQRf2QKFlJKY5DHFmD1B//lKRPNavK9nA== X-Received: by 2002:a17:90a:c293:: with SMTP id f19mr5526581pjt.106.1630608366158; Thu, 02 Sep 2021 11:46:06 -0700 (PDT) Received: from google.com (157.214.185.35.bc.googleusercontent.com. [35.185.214.157]) by smtp.gmail.com with ESMTPSA id v190sm3100825pfv.166.2021.09.02.11.46.05 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 02 Sep 2021 11:46:05 -0700 (PDT) Date: Thu, 2 Sep 2021 18:46:01 +0000 From: Sean Christopherson To: David Edmondson Cc: linux-kernel@vger.kernel.org, Jim Mattson , Borislav Petkov , Paolo Bonzini , Vitaly Kuznetsov , "H. Peter Anvin" , Thomas Gleixner , Wanpeng Li , Ingo Molnar , Joerg Roedel , David Matlack , x86@kernel.org, kvm@vger.kernel.org Subject: Re: [PATCH v4 4/4] KVM: x86: SGX must obey the KVM_INTERNAL_ERROR_EMULATION protocol Message-ID: References: <20210813071211.1635310-1-david.edmondson@oracle.com> <20210813071211.1635310-5-david.edmondson@oracle.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20210813071211.1635310-5-david.edmondson@oracle.com> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Aug 13, 2021, David Edmondson wrote: > When passing the failing address and size out to user space, SGX must > ensure not to trample on the earlier fields of the emulation_failure > sub-union of struct kvm_run. > > Signed-off-by: David Edmondson > --- Reviewed-by: Sean Christopherson