From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1760302AbcIMUAU (ORCPT ); Tue, 13 Sep 2016 16:00:20 -0400 Received: from mail-bn3nam01on0124.outbound.protection.outlook.com ([104.47.33.124]:43510 "EHLO NAM01-BN3-obe.outbound.protection.outlook.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1756526AbcIMUAS (ORCPT ); Tue, 13 Sep 2016 16:00:18 -0400 X-Greylist: delayed 4644 seconds by postgrey-1.27 at vger.kernel.org; Tue, 13 Sep 2016 16:00:18 EDT From: "Alex Ng (LIS)" To: Olaf Hering , KY Srinivasan CC: "gregkh@linuxfoundation.org" , "linux-kernel@vger.kernel.org" , "devel@linuxdriverproject.org" , "apw@canonical.com" , "vkuznets@redhat.com" , "jasowang@redhat.com" , "leann.ogasawara@canonical.com" Subject: RE: [PATCH 3/3] Drivers: hv: utils: Support TimeSync version 4.0 protocol samples. Thread-Topic: [PATCH 3/3] Drivers: hv: utils: Support TimeSync version 4.0 protocol samples. Thread-Index: AQHSCbyc4ui9hEBGDkWYFdPyoUcH6KB3t74AgAAAmGA= Date: Tue, 13 Sep 2016 18:27:15 +0000 Message-ID: References: <1473337400-6050-1-git-send-email-kys@exchange.microsoft.com> <1473337454-6097-1-git-send-email-kys@exchange.microsoft.com> <1473337454-6097-3-git-send-email-kys@exchange.microsoft.com> <20160913173816.GA29448@aepfle.de> In-Reply-To: <20160913173816.GA29448@aepfle.de> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: authentication-results: spf=none (sender IP is ) smtp.mailfrom=alexng@microsoft.com; x-originating-ip: [73.221.138.34] x-ms-office365-filtering-correlation-id: 3b1d1d8c-de2e-44a3-2916-08d3dc03964a x-microsoft-exchange-diagnostics: 1;DM2PR0301MB0782;6:Q17W7LwTgRta2rTjxnYwZBGOpW09vBVEHHWdFkrUgvMvk3t6QdbyeMmE3h40MxXwuAXVFhMiU0zRiLR/Zog/YPWjbEsuubRZQhIUw814RnNFvIQatEAo5TrawgLcqCe3DB8LjNzXHT1MFba0CnpFbEtCtzdWheLzPJSXa6PYzxtpc+hZ1eGBdBfzGUs1azlX+CMDOF2dzNxjQxuGpHXKaDwv5z2u4A+p66KoVB3LCt7nz6eGj8ME6IgWwdTxtvXjZznp1s+1q+KdgOeQQxq/IH6m/eEotE3g9S65tc26uKlN2XdlJcX5u3S7SXu1nJdkjDK2en3UallkKfZQjQCjAQ==;5:9xW8IiX5BkRgRF1/IN9R/eSa/rKF+muig7KO8v5433OhAP+p5KwoJs682uSv+y6CKtAUfJHBJ4v4+eB9mDZrLt6pQeqA9uymHa5uw4nBRAJX1+qm7w/a5IikAVfa5hJZodmuFm1b2ZDOSYVrrZMQDA==;24:8xQzMr8meYoHnhy5hQU/OH70DnK84sNm6ZCd5qX3j0YQ+yaHyvRd1+qgUhRwNtlzG6tRbtYE3+oPz9h5aqr0ZUjquTnXNhdguNOck/Gj0Dw=;7:OOi5G9sESZZDLuLIdy4S4Dl0G/r1DLBShgavdkNLsV74p2AOrMFHubtPndV4b5vVsT0T7O6HjL5u76JzGh5IXDv3CnWxjgC/xhnK9dCYqQ7FIIlp3ikxiHtt16JK7AVC7WsgPVZqbmmQ/hXvQYR33Hcln1bgT6GgmrGsQ0uBSHBtyX+VCRluwtyawvbWYdO5gUKQSUbKEbSbc28dgKZ6nX3b+iyIkH0jsQkFo3nzpl6h0m6A86lUBfcIyX4aSaaZ x-microsoft-antispam: UriScan:;BCL:0;PCL:0;RULEID:;SRVR:DM2PR0301MB0782; x-microsoft-antispam-prvs: x-exchange-antispam-report-test: UriScan:(140211028294663); x-exchange-antispam-report-cfa-test: BCL:0;PCL:0;RULEID:(61425038)(6040176)(601004)(2401047)(8121501046)(5005006)(3002001)(10201501046)(6055026)(61426038)(61427038);SRVR:DM2PR0301MB0782;BCL:0;PCL:0;RULEID:;SRVR:DM2PR0301MB0782; x-forefront-prvs: 0064B3273C x-forefront-antispam-report: SFV:NSPM;SFS:(10019020)(6009001)(7916002)(189002)(24433001)(24454002)(199003)(54356999)(81166006)(2421001)(9686002)(92566002)(3846002)(586003)(5002640100001)(8990500004)(11100500001)(87936001)(86362001)(102836003)(105586002)(7696004)(4001450100002)(76576001)(7736002)(10090500001)(8936002)(33656002)(10290500002)(122556002)(19580395003)(106116001)(76176999)(1511001)(4326007)(305945005)(2561002)(2950100001)(86612001)(7846002)(99286002)(50986999)(106356001)(19580405001)(77096005)(81156014)(2900100001)(2906002)(3660700001)(66066001)(74316002)(10400500002)(93886004)(5660300001)(8676002)(3280700002)(5001770100001)(5005710100001)(101416001)(97736004)(6116002)(68736007)(189998001);DIR:OUT;SFP:1102;SCL:1;SRVR:DM2PR0301MB0782;H:DM5PR03MB2730.namprd03.prod.outlook.com;FPR:;SPF:None;PTR:InfoNoRecords;MX:1;A:1;LANG:en; spamdiagnosticoutput: 1:99 spamdiagnosticmetadata: NSPM Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 X-OriginatorOrg: microsoft.com X-MS-Exchange-CrossTenant-originalarrivaltime: 13 Sep 2016 18:27:15.2616 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 72f988bf-86f1-41af-91ab-2d7cd011db47 X-MS-Exchange-Transport-CrossTenantHeadersStamped: DM2PR0301MB0782 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Transfer-Encoding: 8bit X-MIME-Autoconverted: from base64 to 8bit by mail.home.local id u8DK0Pua025494 > On Thu, Sep 08, kys@exchange.microsoft.com wrote: > > > - default: > > + case(VERSION_WIN10): > > util_fw_version = UTIL_FW_VERSION; > > sd_srv_version = SD_VERSION; > > ts_srv_version = TS_VERSION; > > hb_srv_version = HB_VERSION; > > + break; > > + default: > > + util_fw_version = UTIL_FW_VERSION; > > + sd_srv_version = SD_VERSION; > > + ts_srv_version = TS_VERSION_3; > > + hb_srv_version = HB_VERSION; > > Is this correct? An old kernel on a newer host would use the old protocol. I > assume that new host will also know about the old protocol? This is correct. An old kernel uses the old protocol even with the new host. New hosts understand the old protocol. > Perhaps a better approach would be to list the known existing hosts and use > the new protocol for upcoming, unknown hosts via 'default:'. This is a good idea. I will create another patch that addresses this. > > Olaf