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=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY,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 445DCC32771 for ; Mon, 27 Jan 2020 06:09:08 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 0C9C520842 for ; Mon, 27 Jan 2020 06:09:08 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=oracle.com header.i=@oracle.com header.b="XhnsfEAz" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727166AbgA0GJH (ORCPT ); Mon, 27 Jan 2020 01:09:07 -0500 Received: from userp2130.oracle.com ([156.151.31.86]:54856 "EHLO userp2130.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725763AbgA0GJH (ORCPT ); Mon, 27 Jan 2020 01:09:07 -0500 Received: from pps.filterd (userp2130.oracle.com [127.0.0.1]) by userp2130.oracle.com (8.16.0.27/8.16.0.27) with SMTP id 00R692KE153199; Mon, 27 Jan 2020 06:09:03 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oracle.com; h=date : from : to : cc : subject : message-id : references : mime-version : content-type : in-reply-to; s=corp-2019-08-05; bh=0CFyygcS8p1DpncFkUetSCvI+IcRI85FcIMXzQ+Fcp4=; b=XhnsfEAzcKCUHgVhh1teLPiUD7ayd2Ua9sLtixUhWNaTrAdeSaYXtSJBUXNnbLQiXdml 05LJAgDZBfXzeTrIXB/Af2Um37TztyDEklMcKnH/XBUIRlDRcO7j1cZJWjp0X0MKOBfD jgCRdS5nUVVcrrX9wbp93xSg7LsGBmnSF10szBdkEtbn6NJlZd0KRkiBno+OxPCarRiP nOI+s/iqIVj+4FokNYD/ZBc6HIAmz0S2S38wr0Rt6uAKOOqppudvPeFj/MLh1eCnt5lu Ua1Cxeif9to6mbvWC4A7D7G4sFLZlFZkBXgxd5Bwy45mYE0vHsUb5DLLbHwKfDXp6+jP Gg== Received: from aserp3020.oracle.com (aserp3020.oracle.com [141.146.126.70]) by userp2130.oracle.com with ESMTP id 2xrd3twa1p-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Mon, 27 Jan 2020 06:09:03 +0000 Received: from pps.filterd (aserp3020.oracle.com [127.0.0.1]) by aserp3020.oracle.com (8.16.0.27/8.16.0.27) with SMTP id 00R68xv4100535; Mon, 27 Jan 2020 06:09:02 GMT Received: from aserv0122.oracle.com (aserv0122.oracle.com [141.146.126.236]) by aserp3020.oracle.com with ESMTP id 2xry6qpsc9-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Mon, 27 Jan 2020 06:08:59 +0000 Received: from abhmp0011.oracle.com (abhmp0011.oracle.com [141.146.116.17]) by aserv0122.oracle.com (8.14.4/8.14.4) with ESMTP id 00R68c94029595; Mon, 27 Jan 2020 06:08:38 GMT Received: from kadam (/129.205.23.165) by default (Oracle Beehive Gateway v4.0) with ESMTP ; Sun, 26 Jan 2020 22:08:38 -0800 Date: Mon, 27 Jan 2020 09:08:32 +0300 From: Dan Carpenter To: pbonzini@redhat.com Cc: kvm@vger.kernel.org Subject: Re: [bug report] KVM: x86: avoid incorrect writes to host MSR_IA32_SPEC_CTRL Message-ID: <20200127060832.GJ1870@kadam> References: <20200127060305.jlq5uv6tu67tsbv4@kili.mountain> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200127060305.jlq5uv6tu67tsbv4@kili.mountain> User-Agent: Mutt/1.9.4 (2018-02-28) X-Proofpoint-Virus-Version: vendor=nai engine=6000 definitions=9512 signatures=668685 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 suspectscore=1 malwarescore=0 phishscore=0 bulkscore=0 spamscore=0 mlxscore=0 mlxlogscore=704 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1911140001 definitions=main-2001270053 X-Proofpoint-Virus-Version: vendor=nai engine=6000 definitions=9512 signatures=668685 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 priorityscore=1501 malwarescore=0 suspectscore=1 phishscore=0 bulkscore=0 spamscore=0 clxscore=1015 lowpriorityscore=0 mlxscore=0 impostorscore=0 mlxlogscore=764 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1911140001 definitions=main-2001270053 Sender: kvm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org See also: arch/x86/kvm/svm.c:4289 svm_set_msr() warn: maybe use && instead of & regards, dan carpenter