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dkim=none (message not signed) header.d=none;intel.com; dmarc=none action=none header.from=oracle.com; Subject: Re: [PATCH v2 2/4] x86: Introduce MSR_UNHANDLED To: =?UTF-8?Q?Roger_Pau_Monn=c3=a9?= Cc: Jan Beulich , andrew.cooper3@citrix.com, xen-devel@lists.xenproject.org, iwj@xenproject.org, wl@xen.org, anthony.perard@citrix.com, jun.nakajima@intel.com, kevin.tian@intel.com References: <4e585daa-f255-fbff-d1cf-38ef49f146f5@oracle.com> <307a4765-1c54-63fd-b3fb-ecb47ba3dbca@suse.com> <2744f277-06fb-e49f-2023-0ec6175259dd@suse.com> <172dfcab-9366-47f0-9c56-2202a8b7a7db@suse.com> <3ae19e76-2543-28f4-9c7f-697ccf9ed202@oracle.com> From: Boris Ostrovsky Message-ID: Date: Tue, 23 Feb 2021 11:40:07 -0500 User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:78.0) Gecko/20100101 Thunderbird/78.7.1 In-Reply-To: Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit Content-Language: en-US X-Originating-IP: [138.3.200.52] X-ClientProxiedBy: SA9PR10CA0019.namprd10.prod.outlook.com (2603:10b6:806:a7::24) To BYAPR10MB3288.namprd10.prod.outlook.com (2603:10b6:a03:156::21) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: 27aec047-c484-41a5-d1c8-08d8d819b082 X-MS-TrafficTypeDiagnostic: BYAPR10MB3654: X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:9508; 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Probably.     msr_ignore=["verbose=", "", "range>", ...] -boris > > I think in that case we could enforce that either all ranges have the > flag set or not, in order to prevent ending up tracking two different > ranges of ignored MSRs, one that triggers a message and another one > that doesn't. > > Thanks, Roger.