From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id 2100AA0032; Mon, 23 May 2022 02:38:38 +0200 (CEST) Received: from [217.70.189.124] (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id B842E4014F; Mon, 23 May 2022 02:38:37 +0200 (CEST) Received: from mga06.intel.com (mga06b.intel.com [134.134.136.31]) by mails.dpdk.org (Postfix) with ESMTP id 82FF240040 for ; Mon, 23 May 2022 02:38:35 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1653266315; x=1684802315; h=from:to:cc:subject:date:message-id:references: in-reply-to:content-transfer-encoding:mime-version; bh=dJlPqPJJxljiExy7Xnhr5KQmNgZ+oa7PPePIjyOwAK4=; b=OQkuKIBGgQ8LXG0/heGF44S759a4Awo8pHsYBmpD6VpZSrN8fCP8sznS kFUp1ETcN9KM/nArofbQqBmu2M91u6ZpNJfEqnVD/vHr6zFS6ZW10oM7j +gDhHFp18OUnLj3b/NuwqsyrdimQaXC+0nm2J+plF7RcB0sABjcsM9kZ8 mKwUCNvPRxN8JLqYHtThFhzZxXhdV413GkrP4ylhXW3B2yb/99SBLKC4c jFTJLBtRH0cwdOBJzolEKD0M0/XsX3hkdDaFP8koLgh8eAFKmsiObnCU+ wmf+O2jM2hq/NHk9RVRVTI/ntD+3vktOs1VrxPm74KXL1aB6nivdJVo48 g==; X-IronPort-AV: E=McAfee;i="6400,9594,10355"; a="333701823" X-IronPort-AV: E=Sophos;i="5.91,245,1647327600"; d="scan'208";a="333701823" Received: from orsmga001.jf.intel.com ([10.7.209.18]) by orsmga104.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 22 May 2022 17:38:33 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.91,245,1647327600"; d="scan'208";a="607935015" Received: from fmsmsx605.amr.corp.intel.com ([10.18.126.85]) by orsmga001.jf.intel.com with ESMTP; 22 May 2022 17:38:33 -0700 Received: from fmsmsx611.amr.corp.intel.com (10.18.126.91) 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 15.1.2308.27; Sun, 22 May 2022 17:38:32 -0700 Received: from fmsmsx612.amr.corp.intel.com (10.18.126.92) by fmsmsx611.amr.corp.intel.com (10.18.126.91) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2308.27; Sun, 22 May 2022 17:38:32 -0700 Received: from fmsmsx612.amr.corp.intel.com ([10.18.126.92]) by fmsmsx612.amr.corp.intel.com ([10.18.126.92]) with mapi id 15.01.2308.027; Sun, 22 May 2022 17:38:32 -0700 From: "Hu, Jiayu" To: Maxime Coquelin , "Ma, WenwuX" , "Xia, Chenbo" , "dev@dpdk.org" CC: "Wang, Yinan" , "He, Xingguang" , "Ling, WeiX" Subject: RE: [PATCH] vhost: support sync copy when data buffer is small Thread-Topic: [PATCH] vhost: support sync copy when data buffer is small Thread-Index: AQHYTWagrFsFzMmJS0eLenB8M/VgoKz3dSmAgDRmfOA= Date: Mon, 23 May 2022 00:38:32 +0000 Message-ID: References: <20220411133836.200783-1-wenwux.ma@intel.com> In-Reply-To: Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: dlp-reaction: no-action dlp-version: 11.6.401.20 dlp-product: dlpe-windows x-originating-ip: [10.239.127.36] Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 MIME-Version: 1.0 X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org SGkgTWF4aW1lLA0KDQo+IC0tLS0tT3JpZ2luYWwgTWVzc2FnZS0tLS0tDQo+IEZyb206IE1heGlt ZSBDb3F1ZWxpbiA8bWF4aW1lLmNvcXVlbGluQHJlZGhhdC5jb20+DQo+IFNlbnQ6IFR1ZXNkYXks IEFwcmlsIDE5LCAyMDIyIDU6MTAgUE0NCj4gVG86IE1hLCBXZW53dVggPHdlbnd1eC5tYUBpbnRl bC5jb20+OyBYaWEsIENoZW5ibw0KPiA8Y2hlbmJvLnhpYUBpbnRlbC5jb20+OyBkZXZAZHBkay5v cmcNCj4gQ2M6IEh1LCBKaWF5dSA8amlheXUuaHVAaW50ZWwuY29tPjsgV2FuZywgWWluYW4gPHlp bmFuLndhbmdAaW50ZWwuY29tPjsNCj4gSGUsIFhpbmdndWFuZyA8eGluZ2d1YW5nLmhlQGludGVs LmNvbT47IExpbmcsIFdlaVggPHdlaXgubGluZ0BpbnRlbC5jb20+DQo+IFN1YmplY3Q6IFJlOiBb UEFUQ0hdIHZob3N0OiBzdXBwb3J0IHN5bmMgY29weSB3aGVuIGRhdGEgYnVmZmVyIGlzIHNtYWxs DQo+IA0KPiBIaSBXZW53dSwNCj4gDQo+IE9uIDQvMTEvMjIgMTU6MzgsIFdlbnd1IE1hIHdyb3Rl Og0KPiA+IEluIGFzeW5jIGRhdGFwYXRoLCBpZiB0aGUgbGVuZ3RoIG9mIGRhdGEgYnVmZmVyIGlz IGxlc3MgdGhhbiAyNTYsIHRoZQ0KPiA+IGRhdGEgd2lsbCBiZSBjb3BpZWQgYnkgQ1BVIGluc3Rl YWQgb2YgRE1BLg0KPiA+DQo+ID4gU2lnbmVkLW9mZi1ieTogV2Vud3UgTWEgPHdlbnd1eC5tYUBp bnRlbC5jb20+DQo+ID4gLS0tDQo+ID4gICBsaWIvdmhvc3Qvdmhvc3QuaCAgICAgIHwgIDYgKyst DQo+ID4gICBsaWIvdmhvc3QvdmlydGlvX25ldC5jIHwgOTYgKysrKysrKysrKysrKysrKysrKysr KysrKysrKysrLS0tLS0tLS0tLS0tDQo+ID4gICAyIGZpbGVzIGNoYW5nZWQsIDczIGluc2VydGlv bnMoKyksIDI5IGRlbGV0aW9ucygtKQ0KPiA+DQo+IA0KPiBBcyBJIG1lbnRpb25lZCBpbiB0aGUg cGFzdCwgbGV0J3MgaGF2ZSBhIERNQS1vbmx5IHNvbHV0aW9uIHdvcmtpbmcgYmVmb3JlDQo+IHRy eWluZyB0byBzdXBwb3J0IENQVSBjb3B5IGZvciBzbWFsbCBwYWNrZXRzLg0KDQpUaGFua3MgZm9y IHlvdXIgc3VnZ2VzdGlvbi4NCg0KRm9yICJETUEtb25seSBzb2x1dGlvbiB3b3JraW5nIiwgZG8g eW91IG1lYW4gY29tbXVuaXR5IHJlYWNoZXMgYW4NCmFncmVlbWVudCBvbiBPVlMgRFNBIGRlc2ln bj8gVGhlIHJlYXNvbiBvZiBhc2tpbmcgdGhpcyBxdWVzdGlvbiBpcw0KdGhhdCB3ZSB3aWxsIGhh dmUgc29tZSBmb2xsb3dpbmcgcGF0Y2hlcyBhcm91bmQgYXN5bmMgdmhvc3QgaW4gMjIuMTEsDQps aWtlIHZob3N0cG1kIHN1cHBvcnRpbmcgYXN5bmMgdmhvc3QgZGF0YS1wYXRoLiBSZWdhcmRpbmcg eW91ciBzdWdnZXN0aW9uLA0KZG8geW91IHRoaW5rIHRoZXkgYWxzbyBuZWVkIHRvIGJlIGRlZmVy cmVkIHVudGlsICJETUEtb25seSBzb2x1dGlvbiB3b3JraW5nIj8NCg0KVGhhbmtzLA0KSmlheXUN Cg0KPiANCj4gVGhhbmtzLA0KPiBNYXhpbWUNCg0K