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Peter Anvin" , vkuznets , Dexuan Cui , Wei Liu Subject: RE: [PATCH v2] x86/hyperv: Set pv_info.name to "Hyper-V" Thread-Topic: [PATCH v2] x86/hyperv: Set pv_info.name to "Hyper-V" Thread-Index: AQHVg0RIF4xP+GrFYUaioMALFqP6h6dbq8mAgBSm4wCAAAyGQA== Date: Mon, 28 Oct 2019 17:13:40 +0000 Message-ID: References: <20191015103502.13156-1-parri.andrea@gmail.com> <20191028162734.GI1554@sasha-vm> In-Reply-To: <20191028162734.GI1554@sasha-vm> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: msip_labels: MSIP_Label_f42aa342-8706-4288-bd11-ebb85995028c_Enabled=True; MSIP_Label_f42aa342-8706-4288-bd11-ebb85995028c_SiteId=72f988bf-86f1-41af-91ab-2d7cd011db47; MSIP_Label_f42aa342-8706-4288-bd11-ebb85995028c_Owner=mikelley@ntdev.microsoft.com; MSIP_Label_f42aa342-8706-4288-bd11-ebb85995028c_SetDate=2019-10-28T17:13:37.9882423Z; MSIP_Label_f42aa342-8706-4288-bd11-ebb85995028c_Name=General; MSIP_Label_f42aa342-8706-4288-bd11-ebb85995028c_Application=Microsoft Azure Information Protection; MSIP_Label_f42aa342-8706-4288-bd11-ebb85995028c_ActionId=5a82d85b-2f45-4c77-9da6-1ff770341b4b; MSIP_Label_f42aa342-8706-4288-bd11-ebb85995028c_Extended_MSFT_Method=Automatic authentication-results: spf=none (sender IP is ) smtp.mailfrom=mikelley@microsoft.com; x-originating-ip: [167.220.2.72] x-ms-publictraffictype: Email x-ms-office365-filtering-ht: Tenant x-ms-office365-filtering-correlation-id: 6fed338f-2736-459c-ec6f-08d75bca2de7 x-ms-traffictypediagnostic: DM5PR21MB0858:|DM5PR21MB0858:|DM5PR21MB0858: x-ms-exchange-transport-forked: True x-ld-processed: 72f988bf-86f1-41af-91ab-2d7cd011db47,ExtAddr x-microsoft-antispam-prvs: x-ms-oob-tlc-oobclassifiers: OLM:2449; x-forefront-prvs: 0204F0BDE2 x-forefront-antispam-report: SFV:NSPM;SFS:(10019020)(346002)(396003)(376002)(366004)(136003)(39860400002)(189003)(199004)(476003)(4744005)(5660300002)(81156014)(64756008)(66946007)(66556008)(66476007)(26005)(66446008)(446003)(76116006)(8990500004)(305945005)(229853002)(4326008)(11346002)(256004)(8676002)(74316002)(6246003)(186003)(6916009)(81166006)(2906002)(71200400001)(71190400001)(33656002)(10090500001)(52536014)(316002)(66066001)(10290500003)(478600001)(22452003)(86362001)(54906003)(3846002)(14454004)(6116002)(25786009)(486006)(7736002)(6436002)(6506007)(55016002)(9686003)(8936002)(76176011)(7416002)(99286004)(102836004)(7696005);DIR:OUT;SFP:1102;SCL:1;SRVR:DM5PR21MB0858;H:DM5PR21MB0137.namprd21.prod.outlook.com;FPR:;SPF:None;LANG:en;PTR:InfoNoRecords;MX:1;A:1; received-spf: None (protection.outlook.com: microsoft.com does not designate permitted sender hosts) x-ms-exchange-senderadcheck: 1 x-microsoft-antispam: BCL:0; x-microsoft-antispam-message-info: zU2tu0nBPI32mRg8VE41P2XfpEdQUxsTGvPKpStZBNFWr1Q7mT8ryJFWoivUoao5VTXAQyEnBZepIPszEdlS45A9mPxixbDoYUb9+RPCDIAnXrDjT0G7xuOzTTpplq35q35zTwwMJwZczTDwq3r4mv1nk7rT77rnxNdyqqEjbq0TfGrua/Khk48mzPulbnhodmsNG6eMVMi2VAjLV6lOxd89uFbdDhotuJzGSRyO4xT1ebxlbZdYDQsPIc6TnjyeWp5FYckIx0dW3jMTUwvNheMbAEzXO0u6tky3e6/YjYXrd+NOYr+I496M5otE6IE5AJJpv/YjxwmeKNt1VzLiQexMJA5AYwOYsiydbAZemss0ndGNwhVpsbZBAdpdw8xWChL2N68kqXQDM19o3gOu8HpjOYeYiKSY79Nb0fZSC5eVpBNjU+zwFf0TnabKaRLr Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-OriginatorOrg: microsoft.com X-MS-Exchange-CrossTenant-Network-Message-Id: 6fed338f-2736-459c-ec6f-08d75bca2de7 X-MS-Exchange-CrossTenant-originalarrivaltime: 28 Oct 2019 17:13:40.5890 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 72f988bf-86f1-41af-91ab-2d7cd011db47 X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: Py0oC+Q7mnhazZguhBds3T0O0SzpfWtwfOhiKb0joIjycY8Yvwd11SG4MnQH2yM+y1If31WJv+6uw1PuT4H3nvHyGrh9f7K8HlbDzNBgsoQ= X-MS-Exchange-Transport-CrossTenantHeadersStamped: DM5PR21MB0858 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Sasha Levin Sent: Monday, October 28, 2019 9:28 A= M > On Tue, Oct 15, 2019 at 01:06:33PM +0000, Michael Kelley wrote: > >From: Andrea Parri Sent: Tuesday, October 15, 2= 019 3:35 AM > >> > >> Michael reported that the x86/hyperv initialization code printed the > >> following dmesg when running in a VM on Hyper-V: > >> > >> [ 0.000738] Booting paravirtualized kernel on bare hardware > >> > >> Let the x86/hyperv initialization code set pv_info.name to "Hyper-V"; > >> with this addition, the dmesg read: > >> > >> [ 0.000172] Booting paravirtualized kernel on Hyper-V > >> > >> Reported-by: Michael Kelley > >> Signed-off-by: Andrea Parri > > > >Reviewed-by: Michael Kelley >=20 > Thomas, will you be taking this? Would you rather have me deal with the > hyperv bits under arch/x86/? >=20 Thomas has already pulled this one. It's in Linus' tree. Michael