Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18;
From:   David Edmondson <david.edmondson@oracle.com>
To:     Sean Christopherson <seanjc@google.com>
Cc:     David Edmondson <david.edmondson@oracle.com>,
        linux-kernel@vger.kernel.org, "H. Peter Anvin" <hpa@zytor.com>,
        Vitaly Kuznetsov <vkuznets@redhat.com>, x86@kernel.org,
        Joerg Roedel <joro@8bytes.org>, Ingo Molnar <mingo@redhat.com>,
        kvm@vger.kernel.org, Paolo Bonzini <pbonzini@redhat.com>,
        Jim Mattson <jmattson@google.com>,
        Borislav Petkov <bp@alien8.de>,
        Thomas Gleixner <tglx@linutronix.de>,
        Wanpeng Li <wanpengli@tencent.com>,
        David Matlack <dmatlack@google.com>
Subject: Re: [PATCH v6 1/4] KVM: x86: Clarify the kvm_run.emulation_failure
 structure layout
References: <20210920103737.2696756-1-david.edmondson@oracle.com>
        <20210920103737.2696756-2-david.edmondson@oracle.com>
        <YWYeJ9TtfRwBk/5D@google.com>
Date:   Wed, 13 Oct 2021 10:29:00 +0100
In-Reply-To: <YWYeJ9TtfRwBk/5D@google.com> (Sean Christopherson's message of
        "Tue, 12 Oct 2021 23:45:43 +0000")
Message-ID: <cunfst5ff37.fsf@oracle.com>
User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/29.0.50 (gnu/linux)
Content-Type: text/plain
MIME-Version: 1.0
X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1
X-MS-Exchange-AntiSpam-MessageData-0: =?us-ascii?Q?LINbuNsiPRzh8Tyh1V1QBYRqT+2axU5clLbrzBvE1yGt3WVBP6CKnTL88DOk?=
 =?us-ascii?Q?MRdky2jYYjWuVEe6/jK6Zu2UAtwzFHlwjdYZGcpBLof/BKB/vba1sTnRHjFL?=
 =?us-ascii?Q?eNK7cQBlW5D8aPeFKuifnTJnaH2LUCgVRvsGcAoKI9vA0ddmnxez+KUp21wQ?=
 =?us-ascii?Q?Lqc9JKQMnXyrrKpkEdwDt5tDbBOaneisdgTRLlMn4ctO80qnKbFX5lcu7uhO?=
 =?us-ascii?Q?NhKNOfEXrOSZIdiB5zReHEWvIb1vBSBqTqzZ7dM3HQ73g8d0v+RsS5eEM58T?=
 =?us-ascii?Q?0aNqyAmZO3Cgy1bbY9Tffsz5dDPYzOLG7IQ40gROwvG0mQ2sDXv5Cv3Z0sy7?=
 =?us-ascii?Q?4acOOn4tnO3Y64D8dq0RlsnYxnps2g0dwwt4NVZe/Rs06R35pdcAcGRb/871?=
 =?us-ascii?Q?1IOL3OWIQaRgE8Q0T3NJ9Uneaz3gxmWb8SbrsNBbKNmqEC+lN/N2zP7WL7tU?=
 =?us-ascii?Q?yw3xvtZncSjNBvdT8hAQxDIYVl5zsGaKotbwM/yxtqovzT/7gQxdGI9U4lP1?=
 =?us-ascii?Q?TJmXpMr35Dh9NV7seiDUCsUSupm3xaQTwppSLYJht8pL7UxrI73+TsM54O+v?=
 =?us-ascii?Q?bAlVDalq6miubWK22DtEYSETmk8082W9bmtVszZre87geVLkZLkjJwEmO1+z?=
 =?us-ascii?Q?AQ+nGfKoHHRuBi73vbDoY0FopcPGn21dFIfxj/MyRLnnjKmbv5jyvns5uTvi?=
 =?us-ascii?Q?WKSDTeeVUUpQv960CJ2wQSzZBgDeavyVHTs5r41Q+ZcPqKgN5WeDX3CS2IsD?=
 =?us-ascii?Q?wsuSABs8zx8HfWcMR6lag4ARO1jTVcuucikrQ0z9ViGITZsUOqX/s0bN+6rV?=
 =?us-ascii?Q?drOLdX76X+rAsjnCS1mSrT468CxS7+XBZ48PCu+qTTI8xdEDGPpLTMSMQbwY?=
 =?us-ascii?Q?fir5/T4GmDKo8q0ZxPyjroTXp5TmHXyUWA5T2Y9NRIsrKsbhlpzKixpuVWI3?=
 =?us-ascii?Q?q7mOOevdT8UuWPEQAuG57FeUrJGAcjBt0GQQTsJTnuSD6y8HzTqnjcrGcfMh?=
 =?us-ascii?Q?HudKbDxTYqDDF0RgOJOYlJP74bgXPTiqLtp8QgmHnB8t0/GtW5AkZVUD1Ft2?=
 =?us-ascii?Q?hoqMiq276V/+w3m7II5hXV0T0UU1UcWZuwz4AOHI4gIQtzfhZJi0i5lDAyCJ?=
 =?us-ascii?Q?eNlcder27VzKRcNPM2TZH7tvmzjhrD6RQEC29ndkgSUIbAb1E+R/XlY95pND?=
 =?us-ascii?Q?5P6dzSraa/CpD9GTP48MWWYWE8FUz5++YEZbPXM51nr+LpTUwmdlPxVAWd4F?=
 =?us-ascii?Q?edlyM+1qvHGPWcVpzP+CYPyNEejnuUymidokv2SKwXOxls7jhITae2yGreRZ?=
 =?us-ascii?Q?qZJnPdbA+5GWJI8L9I3c9Zu7vipYdxmaORZocR5bfp12AA=3D=3D?=
X-OriginatorOrg: oracle.com
X-MS-Exchange-CrossTenant-Network-Message-Id: 4881519a-9ed3-4b59-27f6-08d98e2be761
X-MS-Exchange-CrossTenant-AuthSource: DM6PR10MB3148.namprd10.prod.outlook.com
X-MS-Exchange-CrossTenant-AuthAs: Internal
X-MS-Exchange-CrossTenant-OriginalArrivalTime: 13 Oct 2021 09:29:06.8956
 (UTC)
X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted
X-MS-Exchange-CrossTenant-Id: 4e2c6054-71cb-48f1-bd6c-3a9705aca71b
X-MS-Exchange-CrossTenant-MailboxType: HOSTED
X-MS-Exchange-CrossTenant-UserPrincipalName: nrJi21CJLX6Qtii/Be1bDAMziT2B1TLWHdrg0Nt3SCkpk+hix8DXiEOlMiZ9UOoUsSrGRwAojHmz4Wn6nwbQrgSOjXe7eWv2k6qU2x4/B4U=
X-MS-Exchange-Transport-CrossTenantHeadersStamped: DM5PR10MB1611
X-Proofpoint-Virus-Version: vendor=nai engine=6300 definitions=10135 signatures=668683
X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 suspectscore=0 malwarescore=0
 adultscore=0 bulkscore=0 mlxscore=0 spamscore=0 mlxlogscore=999
 phishscore=0 classifier=spam adjust=0 reason=mlx scancount=1
 engine=8.12.0-2109230001 definitions=main-2110130063
X-Proofpoint-ORIG-GUID: nNSRVsKt1ZTXCNdEh57ZZGh1qoXG-eAK
X-Proofpoint-GUID: nNSRVsKt1ZTXCNdEh57ZZGh1qoXG-eAK
Precedence: bulk
List-ID: <linux-kernel.vger.kernel.org>
X-Mailing-List: linux-kernel@vger.kernel.org

On Tuesday, 2021-10-12 at 23:45:43 GMT, Sean Christopherson wrote:

> On Mon, Sep 20, 2021, David Edmondson wrote:
>> Until more flags for kvm_run.emulation_failure flags are defined, it
>> is undetermined whether new payload elements corresponding to those
>> flags will be additive or alternative. As a hint to userspace that an
>> alternative is possible, wrap the current payload elements in a union.
>> 
>> Suggested-by: Sean Christopherson <seanjc@google.com>
>> Signed-off-by: David Edmondson <david.edmondson@oracle.com>
>> ---
>
> To complete the set... :-)
>
> Reviewed-by: Sean Christopherson <seanjc@google.com>

Thanks!