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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 1E4E9C433F5 for ; Thu, 20 Jan 2022 16:55:17 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1377136AbiATQzQ (ORCPT ); Thu, 20 Jan 2022 11:55:16 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:37898 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1347520AbiATQzQ (ORCPT ); Thu, 20 Jan 2022 11:55:16 -0500 Received: from mail-pl1-x62a.google.com (mail-pl1-x62a.google.com [IPv6:2607:f8b0:4864:20::62a]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 2DF39C061574 for ; Thu, 20 Jan 2022 08:55:15 -0800 (PST) Received: by mail-pl1-x62a.google.com with SMTP id d1so5639267plh.10 for ; Thu, 20 Jan 2022 08:55:15 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20210112; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to; bh=1hIYcnYEMBMDNrmBdll9eU3H5M+DnVhqPKta9XLFyhk=; b=ervlZQ5aejovIH5MpG06zxuE9aspSYkPiN8FinUhvXrPM83DBTOtGbzJiduN7y5Kk9 zS4erTzhB9EG+FM7kspt155IIxrHrijoakL5svSz7muHIyAimmgn540VgdUIXkGOKSym AXG76kzICEOE9ObTPqRZCqfYkvH4/CHI/V+gveXsUSfHHJFAL8f2OuPlaoThR++s7GbE xluLbk/TJ58aK2iHxQoo+V0ssJgELk7l/kWT9/Wg2Zvkvg9gC+smr7rZO6jJXtawx5QA ud3iY933OPnAz8jynOF8hjm+g1E5Qv8ImJNbak6h7dfF4zk1u86p+Wdz2kBaB4WKfgWK 48/A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to; bh=1hIYcnYEMBMDNrmBdll9eU3H5M+DnVhqPKta9XLFyhk=; b=LHxeuCBLms/P1RNdz9JknZc9c/j3KQ28Jf8X2IGukyMYqQ/54lDxunTDVLPadvbsKR +jHVXEMO4M6MeWgU15Zf3hBZ7C1rVq0wSg0fDh12hsqjXs0HBp8FEMy4AnQNZkW6twq8 CgjnWMMe/WQBqKHShretO65prC1zjO/s6hoP2xa1h7JTevgh2VlmPNgQ7DbX74kNiLRD QkZVRKKTayjbM9WBBngb4ZRvH4CGl9YStLfcZIv+KHsofVH/vWlKg7wLijM3ywTymT4G 4PVGU1jp6VNTx5z0fZbFaeLLW9LWp4MuzsBT4Zc0svyUAFj3CcgB6mHPHJ4qqHo2beo/ 9srw== X-Gm-Message-State: AOAM530ZVyU0IogtUuwMwCjJuNmfVZvr7WoJJbQ2ZAUHQHRTSjZNs1K8 TsW1UNuYcVXekd/J7odcBk9MgQ== X-Google-Smtp-Source: ABdhPJzjVzyeltjvZK6N8iLpUi6E7Y1pRDl8G+joSYMAXJ/ZWkx1YkW4yZEgmSp+OQvT4RhYP0xh1Q== X-Received: by 2002:a17:902:a408:b0:14a:d2ea:5a2b with SMTP id p8-20020a170902a40800b0014ad2ea5a2bmr15199378plq.115.1642697714514; Thu, 20 Jan 2022 08:55:14 -0800 (PST) Received: from google.com (157.214.185.35.bc.googleusercontent.com. [35.185.214.157]) by smtp.gmail.com with ESMTPSA id h13sm4234083pfh.40.2022.01.20.08.55.13 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 20 Jan 2022 08:55:13 -0800 (PST) Date: Thu, 20 Jan 2022 16:55:10 +0000 From: Sean Christopherson To: Liam Merwick Cc: Paolo Bonzini , Vitaly Kuznetsov , Wanpeng Li , Jim Mattson , Joerg Roedel , kvm@vger.kernel.org, linux-kernel@vger.kernel.org, Tom Lendacky , Brijesh Singh Subject: Re: [PATCH 3/9] KVM: SVM: Don't intercept #GP for SEV guests Message-ID: References: <20220120010719.711476-1-seanjc@google.com> <20220120010719.711476-4-seanjc@google.com> <61dcbb64-2f2a-175a-e207-79398e80184c@oracle.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <61dcbb64-2f2a-175a-e207-79398e80184c@oracle.com> Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org On Thu, Jan 20, 2022, Liam Merwick wrote: > On 20/01/2022 01:07, Sean Christopherson wrote: > > Never intercept #GP for SEV guests as reading SEV guest private memory > > will return cyphertext, i.e. emulating on #GP can't work as intended. > > > > "ciphertext" seems to be the convention. Huh, indeed it does seem to be way more common, and cipher is the proper root. Stupid English, why can't we have encrypt+cypher or encript+cipher? Thanks! I'll get these fixed.