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=-2.6 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS, 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 84EC2C43381 for ; Mon, 25 Mar 2019 18:12:06 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 58E762064A for ; Mon, 25 Mar 2019 18:12:06 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=alien8.de header.i=@alien8.de header.b="N3XRBKtT" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729749AbfCYSME (ORCPT ); Mon, 25 Mar 2019 14:12:04 -0400 Received: from mail.skyhub.de ([5.9.137.197]:44338 "EHLO mail.skyhub.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729095AbfCYSME (ORCPT ); Mon, 25 Mar 2019 14:12:04 -0400 Received: from zn.tnic (p200300EC2F098000329C23FFFEA6A903.dip0.t-ipconnect.de [IPv6:2003:ec:2f09:8000:329c:23ff:fea6:a903]) (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 30C1C1EC06CA; Mon, 25 Mar 2019 19:12:03 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=alien8.de; s=dkim; t=1553537523; 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=RbbXfzuezoD7Op9HDM8ogvN/lNcOeJSlYV4LqWriCRs=; b=N3XRBKtTwX9vRTVC4eJBQC1Ep3QhUb08ezB/BD4q0Nkiq/LS7J5gcgB6nAsp2V3vKk1PuJ Z5TnBb4vYBiC6vQtMdCP4g5EqtFfNy3HOUQSA674t1GBpPVVy559As3kevIIpuQFlXH69r /BuyDzp/sxV3yWOa1U2zXGvljfE8N2Y= Date: Mon, 25 Mar 2019 19:12:05 +0100 From: Borislav Petkov To: Jim Mattson Cc: KVM , Joerg Roedel , Paolo Bonzini , Radim =?utf-8?B?S3LEjW3DocWZ?= , Tom Lendacky , Tony Luck , Yazen Ghannam , LKML Subject: Re: [PATCH 1/2] kvm/x86: Move MSR_K7_HWCR to svm.c Message-ID: <20190325181205.GP12016@zn.tnic> References: <20190325171649.7311-1-bp@alien8.de> <20190325171649.7311-2-bp@alien8.de> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: 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 Mon, Mar 25, 2019 at 11:05:48AM -0700, Jim Mattson wrote: > If the guest has written a non-zero value to this MSR, shouldn't it be > able to read that value back? See the second patch. -- Regards/Gruss, Boris. Good mailing practices for 400: avoid top-posting and trim the reply.