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=-0.5 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED 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 BE59FECE58E for ; Thu, 17 Oct 2019 10:29:31 +0000 (UTC) Received: from mm01.cs.columbia.edu (mm01.cs.columbia.edu [128.59.11.253]) by mail.kernel.org (Postfix) with ESMTP id 6D2882082C for ; Thu, 17 Oct 2019 10:29:31 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=armh.onmicrosoft.com header.i=@armh.onmicrosoft.com header.b="py/zl2cJ"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=armh.onmicrosoft.com header.i=@armh.onmicrosoft.com header.b="py/zl2cJ" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 6D2882082C Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=arm.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=kvmarm-bounces@lists.cs.columbia.edu Received: from localhost (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id 241264AA51; Thu, 17 Oct 2019 06:29:31 -0400 (EDT) X-Virus-Scanned: at lists.cs.columbia.edu Authentication-Results: mm01.cs.columbia.edu (amavisd-new); dkim=softfail (fail, message has been altered) header.i=@armh.onmicrosoft.com Authentication-Results: mm01.cs.columbia.edu (amavisd-new); dkim=softfail (fail, message has been altered) header.i=@armh.onmicrosoft.com Received: from mm01.cs.columbia.edu ([127.0.0.1]) by localhost (mm01.cs.columbia.edu [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id p42b9kxD07oG; Thu, 17 Oct 2019 06:29:29 -0400 (EDT) Received: from mm01.cs.columbia.edu (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id B4BD04AA55; Thu, 17 Oct 2019 06:29:22 -0400 (EDT) Received: from localhost (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id 4FCCC4A9A4 for ; Tue, 15 Oct 2019 23:52:42 -0400 (EDT) X-Virus-Scanned: at lists.cs.columbia.edu Received: from mm01.cs.columbia.edu ([127.0.0.1]) by localhost (mm01.cs.columbia.edu [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id CMU83BN9tpYm for ; Tue, 15 Oct 2019 23:52:41 -0400 (EDT) Received: from EUR01-DB5-obe.outbound.protection.outlook.com (mail-eopbgr150053.outbound.protection.outlook.com [40.107.15.53]) by mm01.cs.columbia.edu (Postfix) with ESMTPS id F39B44A99D for ; Tue, 15 Oct 2019 23:52:40 -0400 (EDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=armh.onmicrosoft.com; s=selector2-armh-onmicrosoft-com; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=/Hl8etiZDmKfpa+NAQsVrHee7fMzkNj8HZZVi7E0Lzk=; b=py/zl2cJEdDzmik7xGHO3Q1V1crQi/AnEXqChSEm/gk+msEq/L8pZfLCpWmqbPW/Enr4v4QCTin9iAHHm6Y66pyfZ2uQKX7g1ltbAvO4/YPOtaK1vjv0oABSA6wcxhzn/b05yz/20ftWcXderaftBfEipXvKAVkvDtGfCMbTuzs= Received: from DB7PR08CA0044.eurprd08.prod.outlook.com (2603:10a6:10:26::21) by DB7PR08MB3275.eurprd08.prod.outlook.com (2603:10a6:5:24::26) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.2347.19; Wed, 16 Oct 2019 03:52:37 +0000 Received: from VE1EUR03FT050.eop-EUR03.prod.protection.outlook.com (2a01:111:f400:7e09::200) by DB7PR08CA0044.outlook.office365.com (2603:10a6:10:26::21) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384) id 15.20.2347.17 via Frontend Transport; Wed, 16 Oct 2019 03:52:37 +0000 Authentication-Results: spf=temperror (sender IP is 63.35.35.123) smtp.mailfrom=arm.com; lists.cs.columbia.edu; dkim=pass (signature was verified) header.d=armh.onmicrosoft.com;lists.cs.columbia.edu; dmarc=none action=none header.from=arm.com; Received-SPF: TempError (protection.outlook.com: error in processing during lookup of arm.com: DNS Timeout) Received: from 64aa7808-outbound-1.mta.getcheckrecipient.com (63.35.35.123) by VE1EUR03FT050.mail.protection.outlook.com (10.152.19.209) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384) id 15.20.2305.15 via Frontend Transport; Wed, 16 Oct 2019 03:52:36 +0000 Received: ("Tessian outbound 927f2cdd66cc:v33"); Wed, 16 Oct 2019 03:52:26 +0000 X-CR-MTA-TID: 64aa7808 Received: from c7fb7a3fb8cd.2 (ip-172-16-0-2.eu-west-1.compute.internal [104.47.14.58]) by 64aa7808-outbound-1.mta.getcheckrecipient.com id 3ECE13BA-B552-43D5-A38C-55A8FDE17978.1; Wed, 16 Oct 2019 03:52:21 +0000 Received: from EUR04-VI1-obe.outbound.protection.outlook.com (mail-vi1eur04lp2058.outbound.protection.outlook.com [104.47.14.58]) by 64aa7808-outbound-1.mta.getcheckrecipient.com with ESMTPS id c7fb7a3fb8cd.2 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384); Wed, 16 Oct 2019 03:52:21 +0000 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=I0TbVXG8sfPJFObAAbieW+na4zDrPyTdNZbR3lSoTBEzZqCp8Aue1sNRPP7U+czJsqHYEsrZpdm3R3YEs5X/vSVe0RrbWdpsbTY35UyQaRZa0izDkU1U+84OSAZ+UtmG7rikPnDUCbFyXGHOoqb8eFzLWt8/ul+DbM6rkfnh9CINupMEyZL5Aq2owAuLSXsKX5uLqE1cErI+vuABxcutA0L5R0H8FG4kiYoxu2noPtvmsDn519nxMuTflFZGSRoCGIwk4eZh73UBb87VwxSwuCFMLKI2HoRjYqfG7+zuHYMlERZsPjGmYpH7jVQFlDBjERECo5ntGmGI1FJbcDDn1A== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector9901; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=/Hl8etiZDmKfpa+NAQsVrHee7fMzkNj8HZZVi7E0Lzk=; b=A8ZWRWC0QX6SmkytpCb14kAq5BZszqD1iQ5lhnWaIx79MiCsDhk2HNWjptwypvt472jaL+wR4ufl8OKU7e6RXCCiv/Dv3TIyt9P+Q7lNgFDUU7Ac2k1BLVPxxGYjE/ufU2WdmshKEoZkak9ljkROf/D5LKFMU//x8tTyHKft/kuVuAtumYFdvK0V85GdL1ys5rWfwd4ElQksbDde7xMolAFWMM6XmF4N7cnPRICotujQyIwySw5oYs7cOipZZzXrj/dDgbXSAIjt2YscfBTCXFiENAy9fPqFAo9rIbqXJJqxf8l4RD7mR1hMHXKm5J2waZkCjMxq1cNPO8zf5c40YQ== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=arm.com; dmarc=pass action=none header.from=arm.com; dkim=pass header.d=arm.com; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=armh.onmicrosoft.com; s=selector2-armh-onmicrosoft-com; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=/Hl8etiZDmKfpa+NAQsVrHee7fMzkNj8HZZVi7E0Lzk=; b=py/zl2cJEdDzmik7xGHO3Q1V1crQi/AnEXqChSEm/gk+msEq/L8pZfLCpWmqbPW/Enr4v4QCTin9iAHHm6Y66pyfZ2uQKX7g1ltbAvO4/YPOtaK1vjv0oABSA6wcxhzn/b05yz/20ftWcXderaftBfEipXvKAVkvDtGfCMbTuzs= Received: from HE1PR0801MB1676.eurprd08.prod.outlook.com (10.168.146.150) by HE1PR0801MB2122.eurprd08.prod.outlook.com (10.168.150.23) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.2347.19; Wed, 16 Oct 2019 03:52:17 +0000 Received: from HE1PR0801MB1676.eurprd08.prod.outlook.com ([fe80::b056:4113:e0bd:110d]) by HE1PR0801MB1676.eurprd08.prod.outlook.com ([fe80::b056:4113:e0bd:110d%6]) with mapi id 15.20.2347.023; Wed, 16 Oct 2019 03:52:17 +0000 From: "Jianyong Wu (Arm Technology China)" To: Paolo Bonzini , "netdev@vger.kernel.org" , "yangbo.lu@nxp.com" , "john.stultz@linaro.org" , "tglx@linutronix.de" , "sean.j.christopherson@intel.com" , "maz@kernel.org" , "richardcochran@gmail.com" , Mark Rutland , "will@kernel.org" , Suzuki Poulose Subject: RE: [PATCH v5 5/6] ptp: arm64: Enable ptp_kvm for arm64 Thread-Topic: [PATCH v5 5/6] ptp: arm64: Enable ptp_kvm for arm64 Thread-Index: AQHVg0Y6A4wUAbusSUOkn5f/2HpSwadb56wAgAC7jVA= Date: Wed, 16 Oct 2019 03:52:17 +0000 Message-ID: References: <20191015104822.13890-1-jianyong.wu@arm.com> <20191015104822.13890-6-jianyong.wu@arm.com> In-Reply-To: Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-ts-tracking-id: a44c36d3-bcd2-4cf3-924a-6fc36127fde1.1 x-checkrecipientchecked: true Authentication-Results-Original: spf=none (sender IP is ) smtp.mailfrom=Jianyong.Wu@arm.com; x-originating-ip: [113.29.88.7] x-ms-publictraffictype: Email X-MS-Office365-Filtering-Correlation-Id: e5474daa-a829-487a-dbad-08d751ec4857 X-MS-Office365-Filtering-HT: Tenant X-MS-TrafficTypeDiagnostic: HE1PR0801MB2122:|HE1PR0801MB2122:|DB7PR08MB3275: x-ms-exchange-transport-forked: True X-Microsoft-Antispam-PRVS: x-checkrecipientrouted: true x-ms-oob-tlc-oobclassifiers: OLM:2657;OLM:2657; x-forefront-prvs: 0192E812EC X-Forefront-Antispam-Report-Untrusted: SFV:NSPM; SFS:(10009020)(4636009)(346002)(366004)(39860400002)(136003)(396003)(376002)(13464003)(199004)(189003)(229853002)(76176011)(256004)(7696005)(2906002)(8936002)(33656002)(9686003)(316002)(478600001)(53546011)(6506007)(3846002)(6116002)(8676002)(55016002)(6436002)(81166006)(102836004)(4326008)(55236004)(81156014)(6246003)(11346002)(52536014)(446003)(476003)(25786009)(486006)(74316002)(99286004)(86362001)(186003)(26005)(305945005)(7416002)(71200400001)(71190400001)(54906003)(6636002)(110136005)(7736002)(2201001)(5660300002)(14454004)(76116006)(66446008)(2501003)(66946007)(66476007)(64756008)(66556008)(66066001)(921003)(1121003); DIR:OUT; SFP:1101; SCL:1; SRVR:HE1PR0801MB2122; H:HE1PR0801MB1676.eurprd08.prod.outlook.com; FPR:; SPF:None; LANG:en; PTR:InfoNoRecords; A:1; MX:1; received-spf: None (protection.outlook.com: arm.com does not designate permitted sender hosts) X-MS-Exchange-SenderADCheck: 1 X-Microsoft-Antispam-Untrusted: BCL:0; X-Microsoft-Antispam-Message-Info-Original: aU1JMWWTxT808qT8BjGNWrwfRgUS/bk5rOoy5/srOXs7T35IXOOENSrj+VTBeFgu/tFr/500a3xdwgQvMlVOvmWR0bwvWAlOwpBza+mEwPv66bxxzVuloARo7dE1HcO9H2pWOjymuONAi3aefbV7JCkUpT21KI7mJXqbyk99ZzLnz7PG1sirYzGMWm06CxOddhUQQje8mzH6aS3aZ0ZDolVw3TVyDVPnzuEeX98W4YJUCGGz1p3stR8Bpd7otCVKYyVhHpc9OkqvLMF9ZenFRz789/k0ktLYLCbG87VoKD2133YHGfT3qhVV4Ck0Gbm9awI/AplVNsIZ2jfWxYcjAD3Rl25KkFMpi82qhiqAXYwHBm3FHJ64p6odh7j0wHJcENTumfX13sI1prtYefdrR2+d8S/1I7u0xKvOd9U7+WM= MIME-Version: 1.0 X-MS-Exchange-Transport-CrossTenantHeadersStamped: HE1PR0801MB2122 Original-Authentication-Results: spf=none (sender IP is ) smtp.mailfrom=Jianyong.Wu@arm.com; X-EOPAttributedMessage: 0 X-MS-Exchange-Transport-CrossTenantHeadersStripped: VE1EUR03FT050.eop-EUR03.prod.protection.outlook.com X-Forefront-Antispam-Report: CIP:63.35.35.123; IPV:CAL; SCL:-1; CTRY:IE; EFV:NLI; SFV:NSPM; SFS:(10009020)(4636009)(39860400002)(396003)(136003)(376002)(346002)(199004)(189003)(13464003)(26005)(102836004)(6116002)(3846002)(5660300002)(6636002)(53546011)(6506007)(50466002)(2486003)(23676004)(76176011)(7696005)(186003)(7736002)(126002)(486006)(476003)(4326008)(81156014)(8676002)(25786009)(86362001)(478600001)(26826003)(2201001)(33656002)(76130400001)(74316002)(70206006)(70586007)(305945005)(81166006)(2501003)(66066001)(356004)(47776003)(52536014)(55016002)(316002)(36906005)(99286004)(22756006)(63350400001)(6246003)(436003)(229853002)(336012)(2906002)(110136005)(11346002)(14454004)(446003)(54906003)(9686003)(8936002)(921003)(1121003); DIR:OUT; SFP:1101; SCL:1; SRVR:DB7PR08MB3275; H:64aa7808-outbound-1.mta.getcheckrecipient.com; FPR:; SPF:TempError; LANG:en; PTR:ec2-63-35-35-123.eu-west-1.compute.amazonaws.com; A:1; MX:1; X-MS-Office365-Filtering-Correlation-Id-Prvs: 8f059bff-4640-4875-c0a8-08d751ec3d36 NoDisclaimer: True X-Forefront-PRVS: 0192E812EC X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: MHmnIIlhTAzjQlucYhXXRYTJL167sDA0sPcjHy+hprBa3eIgYErtvUKSJS0DJJSWTZtnZ4U8zcK8F6xT5k54l+wYieOlfNr3kURsWyZbooa44eCTjqNaaoWZsxQga7mFRMCbz4bwWJofsC4DSCm93NIOazSwr/BfnBinvfIXCEbP07QD9Rl+WFEzba+amj/GZ2uEKPLXwq/0h/8fnKWjIkKkxSlTP3/52rx9DmZo2GC6SXUqCfqLdGKCmq97mJAn97WfQYCnjXwcwX+uM1IuuZRnD9hGD+SjfwcdNhxSx0FabpHP/Tq9G0UP9lcSc4VcRyIq2g3bYjuxy/M532IlKqD1YoIBjtlgdSHOM7ph+61adfScsaQFt455wahQnQk5Cb/qtx5qK3IH5Azc4stcxROlGdj9Ox9kuFVHE9xThsE= X-OriginatorOrg: arm.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 16 Oct 2019 03:52:36.3012 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: e5474daa-a829-487a-dbad-08d751ec4857 X-MS-Exchange-CrossTenant-Id: f34e5979-57d9-4aaa-ad4d-b122a662184d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=f34e5979-57d9-4aaa-ad4d-b122a662184d; Ip=[63.35.35.123]; Helo=[64aa7808-outbound-1.mta.getcheckrecipient.com] X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: DB7PR08MB3275 X-Mailman-Approved-At: Thu, 17 Oct 2019 06:29:20 -0400 Cc: "Justin He \(Arm Technology China\)" , "kvm@vger.kernel.org" , "linux-kernel@vger.kernel.org" , nd , "kvmarm@lists.cs.columbia.edu" , "linux-arm-kernel@lists.infradead.org" X-BeenThere: kvmarm@lists.cs.columbia.edu X-Mailman-Version: 2.1.14 Precedence: list List-Id: Where KVM/ARM decisions are made List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: kvmarm-bounces@lists.cs.columbia.edu Sender: kvmarm-bounces@lists.cs.columbia.edu Hi Paolo, > -----Original Message----- > From: Paolo Bonzini > Sent: Wednesday, October 16, 2019 12:39 AM > To: Jianyong Wu (Arm Technology China) ; > netdev@vger.kernel.org; yangbo.lu@nxp.com; john.stultz@linaro.org; > tglx@linutronix.de; sean.j.christopherson@intel.com; maz@kernel.org; > richardcochran@gmail.com; Mark Rutland ; > will@kernel.org; Suzuki Poulose > Cc: linux-kernel@vger.kernel.org; linux-arm-kernel@lists.infradead.org; > kvmarm@lists.cs.columbia.edu; kvm@vger.kernel.org; Steve Capper > ; Kaly Xin (Arm Technology China) > ; Justin He (Arm Technology China) > ; nd > Subject: Re: [PATCH v5 5/6] ptp: arm64: Enable ptp_kvm for arm64 > > On 15/10/19 12:48, Jianyong Wu wrote: > > +int kvm_arch_ptp_get_clock_generic(struct timespec64 *ts, > > + struct arm_smccc_res *hvc_res) { > > + u64 ns; > > + ktime_t ktime_overall; > > + > > + > arm_smccc_1_1_invoke(ARM_SMCCC_VENDOR_HYP_KVM_PTP_FU > NC_ID, > > + hvc_res); > > + if ((long)(hvc_res->a0) < 0) > > + return -EOPNOTSUPP; > > + > > + ktime_overall = hvc_res->a0 << 32 | hvc_res->a1; > > + *ts = ktime_to_timespec64(ktime_overall); > > + > > + return 0; > > +} > > + > > This seems wrong, who uses kvm_arch_ptp_get_clock_fn? > This func used only by kvm_arch_ptp_get_clock and nothing to do with kvm_arch_ptp_get_clock_fn. Also it can be merged into kvm_arch_ptp_get_clock. > Paolo _______________________________________________ kvmarm mailing list kvmarm@lists.cs.columbia.edu https://lists.cs.columbia.edu/mailman/listinfo/kvmarm