From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from dpdk.org (dpdk.org [92.243.14.124]) by inbox.dpdk.org (Postfix) with ESMTP id 907C8A052A; Tue, 10 Nov 2020 02:44:50 +0100 (CET) Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id 000A4A932; Tue, 10 Nov 2020 02:44:48 +0100 (CET) Received: from mga06.intel.com (mga06.intel.com [134.134.136.31]) by dpdk.org (Postfix) with ESMTP id A872F2C52; Tue, 10 Nov 2020 02:44:45 +0100 (CET) IronPort-SDR: YYo40KWgy7HzoXutRgarpE27/318Sj23xylDeqIVuX0Qum/2Y1XWPlF3LkUz6K45per1tf0XBc QZtQlmWstaaw== X-IronPort-AV: E=McAfee;i="6000,8403,9800"; a="231529844" X-IronPort-AV: E=Sophos;i="5.77,464,1596524400"; d="scan'208";a="231529844" X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga002.fm.intel.com ([10.253.24.26]) by orsmga104.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 09 Nov 2020 17:44:43 -0800 IronPort-SDR: Bf6+CJtGah55N+lhxH3tVhoXuDJN9u2s9N1wwbEtDKl9EXeG//ByeXyxvMFAeqpXd0PZnTbQqa tKVYTL/kbPZg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.77,464,1596524400"; d="scan'208";a="359898009" Received: from fmsmsx605.amr.corp.intel.com ([10.18.126.85]) by fmsmga002.fm.intel.com with ESMTP; 09 Nov 2020 17:44:43 -0800 Received: from fmsmsx603.amr.corp.intel.com (10.18.126.83) by fmsmsx605.amr.corp.intel.com (10.18.126.85) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.1713.5; Mon, 9 Nov 2020 17:44:43 -0800 Received: from fmsedg601.ED.cps.intel.com (10.1.192.135) by fmsmsx603.amr.corp.intel.com (10.18.126.83) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.1713.5 via Frontend Transport; Mon, 9 Nov 2020 17:44:43 -0800 Received: from NAM11-BN8-obe.outbound.protection.outlook.com (104.47.58.176) by edgegateway.intel.com (192.55.55.70) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.1.1713.5; Mon, 9 Nov 2020 17:44:40 -0800 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=cRcQ6lOuQAIwlFecjq9KT5H2RTl0Hi5Nk5P5B5Ktmd1I1wzlRI7zORvEJY6ROTEYfuzQN2MPLbZzapLWDpWlMwLWz1Ix4TtapzPVFAAy8gLkX5gr3vwyl0PRhafUHdkhc3VyGe9cLooSqVEU3ohAjich4/Ptp8nBL4EvzMGhVuWLQKQEKV0B/NC8erKsNX+Jrz9MvnaR58e7J6yEBtjbVX4B+qFlBLk5BoUh/1zYQ1p1L6iOyiPTjVyMXfZVHIb4udVEyBwpTk7/pld+WKREKb2oDRHjKSdsz1zBmZ97fx/lsCtbxBuxCyjSs4nta/whgTMFniAa3R48J6pMGK5odw== 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=0BUZq9pgNKpXHdubHRG3i36WNo4S55d7qrKtx2Ax5x8=; b=aUelt+C/g5nQHK69+cfKqB2n8WYaNo2eXkKaC0smeFuXkQbS/j6hZdzFgdkR4r13ch8zG9Sv/+LvRNE1SIgA9fpz6PdJ8wkh+futyYCMlAcWSvi7hdQZp3OQ6H9zW+t5Wd2VtIupYxdU7Ehuu1chmfEhDAeU8P8u/aOngEJH2ImSif/B0g87+otid2wOz1THZMkIJIZDePI0oJ9CtWtVP0wQVpRBBmhCrc3GvomCWCu5xIyVcbpqrzZwP23bquiqT9PAZZrhpJgN2jHV0mJVxoC8tGLsvyTsQ2w5+yVNmyCdxG7bZlh7UkJKHpqMOnA+ADePC3taszEE5bsl07br/A== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=intel.com; dmarc=pass action=none header.from=intel.com; dkim=pass header.d=intel.com; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=intel.onmicrosoft.com; s=selector2-intel-onmicrosoft-com; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=0BUZq9pgNKpXHdubHRG3i36WNo4S55d7qrKtx2Ax5x8=; b=OPZsEVeSjxNBc1MhxaFDyse5ADbi5ZvHzjbn6TCEyqEql9Tk/zIWY/YSSDMxtK0K8f9zND2ycjOAvzlv2C98tftDxBq0cj8N3rVYRQSWfEr/KohdiSDROiEbYyoSBeOLPRAysvoNafZCLFwG5nbHYa1tHNHNfhpriEBJXaoCwAI= Received: from MN2PR11MB4063.namprd11.prod.outlook.com (10.255.180.22) by MN2PR11MB4517.namprd11.prod.outlook.com (10.141.113.150) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3541.25; Tue, 10 Nov 2020 01:44:39 +0000 Received: from MN2PR11MB4063.namprd11.prod.outlook.com ([fe80::1dc7:9f52:91c1:52da]) by MN2PR11MB4063.namprd11.prod.outlook.com ([fe80::1dc7:9f52:91c1:52da%3]) with mapi id 15.20.3541.025; Tue, 10 Nov 2020 01:44:39 +0000 From: "Xia, Chenbo" To: Maxime Coquelin , "dev@dpdk.org" , "Ding, Xuan" , "stephen@networkplumber.org" , "thomas@monjalon.net" , "stable@dpdk.org" Thread-Topic: [PATCH v3 2/3] vhost: fix fd leak in dirty logging setup Thread-Index: AQHWtpJD1iPJHqmFrkS5Sq06iYd05KnAl+oA Date: Tue, 10 Nov 2020 01:44:39 +0000 Message-ID: References: <20201109121630.251603-1-maxime.coquelin@redhat.com> <20201109121630.251603-3-maxime.coquelin@redhat.com> In-Reply-To: <20201109121630.251603-3-maxime.coquelin@redhat.com> Accept-Language: en-US, zh-CN Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: authentication-results: redhat.com; dkim=none (message not signed) header.d=none;redhat.com; dmarc=none action=none header.from=intel.com; x-originating-ip: [192.102.204.38] x-ms-publictraffictype: Email x-ms-office365-filtering-correlation-id: c78b61dc-513a-4738-d420-08d8851a301c x-ms-traffictypediagnostic: MN2PR11MB4517: x-ms-exchange-transport-forked: True x-microsoft-antispam-prvs: x-ms-oob-tlc-oobclassifiers: OLM:483; x-ms-exchange-senderadcheck: 1 x-microsoft-antispam: BCL:0; x-microsoft-antispam-message-info: WcryveDYb+O8yWIcUvHIxiHhwivWVyL3eCzU/1tD2PPs/DvrQ6Mg/2yccy+lm7y8l7VNy2OjJmxjPEpziOF25VZqsRLBRVosojK+OqiyE1+aCOA87EfmIKFIbJ3N0Bh+TuxJ/o9wNybBSqUcZLZojMuoOoZMWLoGgEpHoo3RpyUqmpWrND0zAEFeFPSvYcWFryAnS9wGLt5BOfWV95yjnDNpbylkH2vYeWHtxWh1KE0DoZSqX7ksF8FDfV6xyd7TdBktwo6IIufa1yMxSrqbkPcf5I53AARgWd9w0lE+ByhIkBb0SAXRPbVznBaOrSiKez/CZ9x8bZ982/941KXEre3/KxdE7BadD9Ig/pydf4/y59RAYoFxN8t+pvPQI2tv x-forefront-antispam-report: CIP:255.255.255.255; CTRY:; LANG:en; SCL:1; SRV:; IPV:NLI; SFV:NSPM; H:MN2PR11MB4063.namprd11.prod.outlook.com; PTR:; CAT:NONE; SFS:(4636009)(366004)(376002)(39860400002)(346002)(396003)(136003)(478600001)(7696005)(316002)(2906002)(26005)(8676002)(8936002)(53546011)(71200400001)(110136005)(83380400001)(33656002)(6506007)(64756008)(66446008)(66476007)(55016002)(66556008)(76116006)(52536014)(186003)(5660300002)(9686003)(86362001)(66946007)(14143004); DIR:OUT; SFP:1102; x-ms-exchange-antispam-messagedata: 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 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 MIME-Version: 1.0 X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-AuthSource: MN2PR11MB4063.namprd11.prod.outlook.com X-MS-Exchange-CrossTenant-Network-Message-Id: c78b61dc-513a-4738-d420-08d8851a301c X-MS-Exchange-CrossTenant-originalarrivaltime: 10 Nov 2020 01:44:39.4955 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 46c98d88-e344-4ed4-8496-4ed7712e255d X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: 3+eU2aI5b8OZXTBzeQklO5gFuGOG0iFDX+sW4BVODfKFpGs3+1hM1nsvVXLEbftLVWdW0TrbNAXH43oAci8Uhg== X-MS-Exchange-Transport-CrossTenantHeadersStamped: MN2PR11MB4517 X-OriginatorOrg: intel.com Subject: Re: [dpdk-dev] [PATCH v3 2/3] vhost: fix fd leak in dirty logging setup X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" PiAtLS0tLU9yaWdpbmFsIE1lc3NhZ2UtLS0tLQ0KPiBGcm9tOiBNYXhpbWUgQ29xdWVsaW4gPG1h eGltZS5jb3F1ZWxpbkByZWRoYXQuY29tPg0KPiBTZW50OiBNb25kYXksIE5vdmVtYmVyIDksIDIw MjAgODoxNiBQTQ0KPiBUbzogZGV2QGRwZGsub3JnOyBEaW5nLCBYdWFuIDx4dWFuLmRpbmdAaW50 ZWwuY29tPjsNCj4gc3RlcGhlbkBuZXR3b3JrcGx1bWJlci5vcmc7IHRob21hc0Btb25qYWxvbi5u ZXQ7IHN0YWJsZUBkcGRrLm9yZzsgWGlhLA0KPiBDaGVuYm8gPGNoZW5iby54aWFAaW50ZWwuY29t Pg0KPiBDYzogTWF4aW1lIENvcXVlbGluIDxtYXhpbWUuY29xdWVsaW5AcmVkaGF0LmNvbT4NCj4g U3ViamVjdDogW1BBVENIIHYzIDIvM10gdmhvc3Q6IGZpeCBmZCBsZWFrIGluIGRpcnR5IGxvZ2dp bmcgc2V0dXANCj4gDQo+IFRoaXMgcGF0Y2ggZml4ZXMgYSBmaWxlIGRlc2NyaXB0b3IgbGVhayB3 aGljaCBoYXBwZW5zDQo+IGluIHRoZSBlcnJvciBwYXRoIG9mIHZob3N0X3VzZXJfc2V0X2xvZ19i YXNlKCkuDQo+IA0KPiBGaXhlczogNDc5NmFkNjNiYTFmICgiZXhhbXBsZXMvdmhvc3Q6IGltcG9y dCB1c2Vyc3BhY2Ugdmhvc3QgYXBwbGljYXRpb24iKQ0KPiBDYzogc3RhYmxlQGRwZGsub3JnDQo+ IA0KPiBSZXBvcnRlZC1ieTogWHVhbiBEaW5nIDx4dWFuLmRpbmdAaW50ZWwuY29tPg0KPiBTaWdu ZWQtb2ZmLWJ5OiBNYXhpbWUgQ29xdWVsaW4gPG1heGltZS5jb3F1ZWxpbkByZWRoYXQuY29tPg0K PiAtLS0NCj4gIGxpYi9saWJydGVfdmhvc3Qvdmhvc3RfdXNlci5jIHwgOCArKysrKystLQ0KPiAg MSBmaWxlIGNoYW5nZWQsIDYgaW5zZXJ0aW9ucygrKSwgMiBkZWxldGlvbnMoLSkNCj4gDQo+IGRp ZmYgLS1naXQgYS9saWIvbGlicnRlX3Zob3N0L3Zob3N0X3VzZXIuYyBiL2xpYi9saWJydGVfdmhv c3Qvdmhvc3RfdXNlci5jDQo+IGluZGV4IDQ3M2ZkNzc4Y2EuLjk0YjA2NmYwYjkgMTAwNjQ0DQo+ IC0tLSBhL2xpYi9saWJydGVfdmhvc3Qvdmhvc3RfdXNlci5jDQo+ICsrKyBiL2xpYi9saWJydGVf dmhvc3Qvdmhvc3RfdXNlci5jDQo+IEBAIC0yMDgzLDcgKzIwODMsNyBAQCB2aG9zdF91c2VyX3Nl dF9sb2dfYmFzZShzdHJ1Y3QgdmlydGlvX25ldCAqKnBkZXYsDQo+IHN0cnVjdCBWaG9zdFVzZXJN c2cgKm1zZywNCj4gIAkJVkhPU1RfTE9HX0NPTkZJRyhFUlIsDQo+ICAJCQkiaW52YWxpZCBsb2cg YmFzZSBtc2cgc2l6ZTogJSJQUklkMzIiICE9ICVkXG4iLA0KPiAgCQkJbXNnLT5zaXplLCAoaW50 KXNpemVvZihWaG9zdFVzZXJMb2cpKTsNCj4gLQkJcmV0dXJuIFJURV9WSE9TVF9NU0dfUkVTVUxU X0VSUjsNCj4gKwkJZ290byBjbG9zZV9tc2dfZmRzOw0KPiAgCX0NCj4gDQo+ICAJc2l6ZSA9IG1z Zy0+cGF5bG9hZC5sb2cubW1hcF9zaXplOw0KPiBAQCAtMjA5NCw3ICsyMDk0LDcgQEAgdmhvc3Rf dXNlcl9zZXRfbG9nX2Jhc2Uoc3RydWN0IHZpcnRpb19uZXQgKipwZGV2LA0KPiBzdHJ1Y3QgVmhv c3RVc2VyTXNnICptc2csDQo+ICAJCVZIT1NUX0xPR19DT05GSUcoRVJSLA0KPiAgCQkJImxvZyBv ZmZzZXQgJSMiUFJJeDY0IiBhbmQgbG9nIHNpemUgJSMiUFJJeDY0Ig0KPiBvdmVyZmxvd1xuIiwN Cj4gIAkJCW9mZiwgc2l6ZSk7DQo+IC0JCXJldHVybiBSVEVfVkhPU1RfTVNHX1JFU1VMVF9FUlI7 DQo+ICsJCWdvdG8gY2xvc2VfbXNnX2ZkczsNCj4gIAl9DQo+IA0KPiAgCVZIT1NUX0xPR19DT05G SUcoSU5GTywNCj4gQEAgLTIxMzEsNiArMjEzMSwxMCBAQCB2aG9zdF91c2VyX3NldF9sb2dfYmFz ZShzdHJ1Y3QgdmlydGlvX25ldCAqKnBkZXYsDQo+IHN0cnVjdCBWaG9zdFVzZXJNc2cgKm1zZywN Cj4gIAltc2ctPmZkX251bSA9IDA7DQo+IA0KPiAgCXJldHVybiBSVEVfVkhPU1RfTVNHX1JFU1VM VF9SRVBMWTsNCj4gKw0KPiArY2xvc2VfbXNnX2ZkczoNCj4gKwljbG9zZV9tc2dfZmRzKG1zZyk7 DQo+ICsJcmV0dXJuIFJURV9WSE9TVF9NU0dfUkVTVUxUX0VSUjsNCj4gIH0NCj4gDQo+ICBzdGF0 aWMgaW50IHZob3N0X3VzZXJfc2V0X2xvZ19mZChzdHJ1Y3QgdmlydGlvX25ldCAqKnBkZXYgX19y dGVfdW51c2VkLA0KPiAtLQ0KPiAyLjI2LjINCg0KUmV2aWV3ZWQtYnk6IENoZW5ibyBYaWEgPGNo ZW5iby54aWFAaW50ZWwuY29tPg0K