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 70F52A0545; Tue, 2 Aug 2022 11:05:22 +0200 (CEST) Received: from [217.70.189.124] (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 34FB140141; Tue, 2 Aug 2022 11:05:22 +0200 (CEST) Received: from frasgout.his.huawei.com (frasgout.his.huawei.com [185.176.79.56]) by mails.dpdk.org (Postfix) with ESMTP id 24A39400D7 for ; Tue, 2 Aug 2022 11:05:21 +0200 (CEST) Received: from fraeml710-chm.china.huawei.com (unknown [172.18.147.200]) by frasgout.his.huawei.com (SkyGuard) with ESMTP id 4LxpqJ3mYtz688p7; Tue, 2 Aug 2022 17:00:28 +0800 (CST) Received: from fraeml712-chm.china.huawei.com (10.206.15.61) by fraeml710-chm.china.huawei.com (10.206.15.59) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.24; Tue, 2 Aug 2022 11:05:19 +0200 Received: from fraeml712-chm.china.huawei.com ([10.206.15.61]) by fraeml712-chm.china.huawei.com ([10.206.15.61]) with mapi id 15.01.2375.024; Tue, 2 Aug 2022 11:05:19 +0200 From: Konstantin Ananyev To: =?utf-8?B?TW9ydGVuIEJyw7hydXA=?= , "Konstantin Ananyev" , "dev@dpdk.org" , Bruce Richardson CC: Jan Viktorin , Ruifeng Wang , David Christensen , "Stanislaw Kardach" Subject: RE: [RFC v2] non-temporal memcpy Thread-Topic: [RFC v2] non-temporal memcpy Thread-Index: AdifYjmzwv8JvkFhT0yj+PrUQl+y2QAQTHNwAN90EwAAAaH6gAAF35igAAtj7lAACZD7QAAYcRawAJYGgWA= Date: Tue, 2 Aug 2022 09:05:19 +0000 Message-ID: References: <98CBD80474FA8B44BF855DF32C47DC35D871D4@smartserver.smartshare.dk> <98CBD80474FA8B44BF855DF32C47DC35D871DB@smartserver.smartshare.dk> <262c214b-7870-a221-2621-6684dce42823@yandex.ru> <98CBD80474FA8B44BF855DF32C47DC35D871E6@smartserver.smartshare.dk> <2c646d01-14d0-e5cb-2d7c-50c8456fc3e5@yandex.ru> <98CBD80474FA8B44BF855DF32C47DC35D8720C@smartserver.smartshare.dk> <24a6aafd01534dc0b75105f1356de574@huawei.com> <98CBD80474FA8B44BF855DF32C47DC35D8720F@smartserver.smartshare.dk> <750f172a82014660b16e434a722f04d9@huawei.com> <98CBD80474FA8B44BF855DF32C47DC35D87214@smartserver.smartshare.dk> In-Reply-To: <98CBD80474FA8B44BF855DF32C47DC35D87214@smartserver.smartshare.dk> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [10.126.172.15] Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 MIME-Version: 1.0 X-CFilter-Loop: Reflected 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 DQo+IA0KPiA+IEZyb206IEtvbnN0YW50aW4gQW5hbnlldiBbbWFpbHRvOmtvbnN0YW50aW4uYW5h bnlldkBodWF3ZWkuY29tXQ0KPiA+IFNlbnQ6IFNhdHVyZGF5LCAzMCBKdWx5IDIwMjIgMDAuMDAN Cj4gPg0KPiA+ID4gPiA+ID4gQWN0dWFsbHksIG9uZSBxdWVzdGlvbiBJIGhhdmUgZm9yIHN1Y2gg c21hbGwgZGF0YS10cmFuc2Zlcg0KPiA+ID4gPiA+ID4gKDE2QiBwZXIgcGFja2V0KSAtIGRvIHlv dSBzdGlsbCBzZWUgc29tZSBub3RpY2FibGUgcGVyZm9tYW5jZQ0KPiA+ID4gPiA+ID4gaW1wcm92 ZW1lbnQgZm9yIHN1Y2ggc2NlbmFyaW8/DQo+ID4gPiA+ID4NCj4gPiA+ID4gPiBDb3B5aW5nIDE2 IGJ5dGUgZnJvbSBlYWNoIHBhY2tldCBpbiBhIGJ1cnN0IG9mIDMyIHBhY2tldHMgd291bGQNCj4g PiA+ID4gb3RoZXJ3aXNlIHBvbGx1dGUgNjQgY2FjaGUgbGluZXMgPSA0IEtCIGNhY2hlLiBXaXRo IHR5cGljYWxseSA2NCBLQg0KPiA+IEwxDQo+ID4gPiA+ID4gY2FjaGUsIEkgdGhpbmsgaXQgbWFr ZXMgYSBkaWZmZXJlbmNlLg0KPiA+ID4gPg0KPiA+ID4gPiBJIHVuZGVyc3RhbmQgdGhlIGludGVu dGlvbiBiZWhpbmQsIG15IHF1ZXN0aW9uIHdhcyAtIGl0IGlzIHJlYWxseQ0KPiA+ID4gPiBtZWFz dXJhYmxlPw0KPiA+ID4gPiBTb21ldGhpbmcgbGlrZTogdXNpbmcgcGt0bWJ1Zl9jb3B5X250KGxl bj0xNikgb3ZlciB1c2luZw0KPiA+ID4gPiBwa3RtYnVmX2NvcHkobGVuPTE2KQ0KPiA+ID4gPiBv biB3b3JrbG9hZCBYIGdpdmVzIFklIHRob3VnaHRwdXQgaW1wcm92ZW1lbnQ/DQo+ID4gPg0KPiA+ ID4gSWYgdGhlIGFwcGxpY2F0aW9uIGlzIGNvbXBsZXggZW5vdWdoLCBhbmQgbmVlZHMgc29tZSBv ZiB0aG9zZSA0IEtCDQo+ID4gY2FjaGUgb3RoZXJ3aXNlIHdhc3RlZCwgdGhlcmUgd2lsbCBiZSBh IHNpZ25pZmljYW50IHRocm91Z2hwdXQNCj4gPiA+IGltcHJvdmVtZW50OyBvdGhlcndpc2UgcHJv YmFibHkgbm90Lg0KPiA+ID4NCj4gPiA+IEkgaGF2ZSBhIGdlbmVyYWwgcHJvYmxlbSB3aXRoIHRo aXMgdHlwZSBvZiBxdWVzdGlvbjogSSBoYXRlIHRoYXQNCj4gPiB0aHJvdWdocHV0IGlzIHRoZSBv bmx5IEtQSSAoS2V5IFBlcmZvcm1hbmNlIEluZGljYXRvcikgZ2V0dGluZyBhbnkNCj4gPiA+IGF0 dGVudGlvbiBvbiB0aGUgbWFpbGluZyBsaXN0ISBPdGhlciBLUElzLCBzdWNoIGFzIGxhdGVuY3kg YW5kDQo+ID4gcmVzb3VyY2UgY29uc2VydmF0aW9uLCBhcmUganVzdCBhcyBpbXBvcnRhbnQgaW4g bWFueSByZWFsIGxpZmUgdXNlDQo+ID4gY2FzZXMuDQo+ID4NCj4gPiBXZWxsLCBJIHN1cHBvc2Ug dGhhdCBzb3J0IG9mIGV4cGVjdGVkIHF1ZXN0aW9uIGZvciB0aGUgcGF0Y2ggdGhhdA0KPiA+IGlu dHJvZHVjZXMgcGVyZm9ybWFuY2Ugb3B0aW1pemF0aW9uOg0KPiA+IHdoYXQgaXMgdGhlIGJlbmVm aXQgd2UgZXhwZWN0IHRvIGdldCBhbmQgaXMgaXQgd29ydGggdGhlIGVmZm9ydD8NCj4gPiBUaHJv dWdocHV0IG9yIGxhdGVuY3kgaW1wcm92ZW1lbnQgc2VlbXMgbGlrZSBhbiBvYnZpb3VzIGNob2lj ZSBoZXJlLg0KPiA+IEFib3V0IHJlc291cmNlIGNvbnNlcnZhdGlvbiAtIGlmIHRoZSBwYXRjaCBh aW1zIHRvIGltcHJvdmUgY2FjaGUNCj4gPiBjb25zdW1wdGlvbiwgdGhlbiBvbiBzb21lIGNhY2hl LWJvdW5kDQo+ID4gd29ya2xvYWRzIGl0IHNob3VsZCByZXN1bHQgaW4gdGhyb3VnaHB1dCBpbXBy b3ZlbWVudCwgY29ycmVjdD8NCj4gDQo+IFRoZSBiZW5lZml0IGlzIGNhY2hlIGNvbnNlcnZhdGlv bi4NCj4gDQo+IENvcHlpbmcgYSBidXJzdCBvZiAzMiAxNTE4IGJ5dGUgcGFja2V0cyAtIHVzaW5n IG1lbWNweSgpIC0gcG9sbHV0ZXMgdGhlIGVudGlyZSBMMSBjYWNoZS4gTm90IHRyYXNoaW5nIHRo ZSBlbnRpcmUgTDEgY2FjaGUgLSB1c2luZw0KPiBtZW1jcHlfbnQoKSAtIHNob3VsZCBwcm92aWRl IGRlcml2ZWQgYmVuZWZpdHMgZm9yIGxhdGVuY3kgYW5kL29yIHRocm91Z2hwdXQgZm9yIG1vc3Qg YXBwbGljYXRpb25zIGNvcHlpbmcgZW50aXJlIHBhY2tldHMuDQo+IA0KPiA+DQo+ID4gPg0KPiA+ ID4gSGVyZSdzIGEgbnVtYmVyIGZvciB5b3U6IDYuMjUgJSByZWR1Y3Rpb24gaW4gTDEgZGF0YSBj YWNoZQ0KPiA+IGNvbnN1bXB0aW9uLiAoQXNzdW1pbmcgNjQgS0IgTDEgY2FjaGUgd2l0aCA2NCBi eXRlIGNhY2hlIGxpbmVzIGFuZA0KPiA+ID4gYXBwbGljYXRpb24gYnVyc3QgbGVuZ3RoIG9mIDMy IHBhY2tldHMuKQ0KPiA+DQo+ID4gSSB1bmRlcnN0YW5kIHRoYXQgaXQgc2hvdWxkIHJlZHVjZSBj YWNoZSBldmljdGlvbiByYXRlLg0KPiA+IFRoZSB0aGluZyBpcyB0aGF0IG5vbi10ZW1wb3JhbCBz dG9yZXMgYXJlIG5vdCBmcmVlIGFsc286IHRoZXkgY29uc3VtZQ0KPiA+IFdDIGJ1ZmZlcnMgYW5k IHNvbWUgbWVtb3J5LWJ1cyBiYW5kd2lkdGguDQo+ID4gQUZBSUssIGZvciAxNkIgbm9uLWNvbnNl Y3V0aXZlIE5UIHN0b3JlcywgaXQgbWVhbnMgdGhhdCBvbmx5IDI1JSBvZiBXQw0KPiA+IGJ1ZmZl cnMgY2FwYWNpdHkgd2lsbCBiZSB1c2VkLA0KPiA+IGFuZCBpbiB0aGVvcnkgaXQgbWlnaHQgbGVh ZCB0byBleHRyYSBtZW1vcnkgcHJlc3N1cmUgYW5kIHdvcnNlDQo+ID4gcGVyZm9ybWFuY2UgaW4g Z2VuZXJhbC4NCj4gDQo+IEknbSBub3QgYSBDUFUgZXhwZXJ0LCBzbyBJIHdvbmRlciBpZiBpdCBt YWtlcyBhbnkgZGlmZmVyZW5jZSBpZiB0aGUgMTZCIG5vbi1jb25zZWN1dGl2ZSBzdG9yZSBpcyBu b24tdGVtcG9yYWwgb3Igbm9ybWFsLi4uIGludHVpdGl2ZWx5LA0KPiB0aGUgbmVlZCB0byB1c2Ug YSBXQyBidWZmZXIgYW5kIG1lbW9yeS1idXMgYmFuZHdpZHRoIHNlZW1zIHNpbWlsYXIgdG8gbWUu DQoNCkkgZG9uJ3QgY29uc2lkZXIgbXlzZWxmIGFzIHByb3BlciBleHBlcnQgaW4gdGhhdCBhcmVh IHRvbywgYnV0IGFjY29yZGluZyB0byBJQSBvcHRpbWl6YXRpb24gbWFudWFsLA0KaXQgZG9lczoN Cg0KIjExLjUuNSBVc2UgRnVsbCBXcml0ZSBUcmFuc2FjdGlvbnMgdG8gQWNoaWV2ZSBIaWdoZXIg RGF0YSBSYXRlDQpXcml0ZSB0cmFuc2FjdGlvbnMgYWNyb3NzIHRoZSBidXMgY2FuIHJlc3VsdCBp biB3cml0ZSB0byBwaHlzaWNhbCBtZW1vcnkgZWl0aGVyIHVzaW5nIHRoZSBmdWxsIGxpbmUgc2l6 ZSBvZg0KNjQgYnl0ZXMgb3IgbGVzcyB0aGFuIHRoZSBmdWxsIGxpbmUgc2l6ZS4gVGhlIGxhdHRl ciBpcyByZWZlcnJlZCB0byBhcyBhIHBhcnRpYWwgd3JpdGUuIFR5cGljYWxseSwgd3JpdGVzIHRv IHdyaXRlYmFjaw0KKFdCKSBtZW1vcnkgYWRkcmVzc2VzIGFyZSBmdWxsLXNpemUgYW5kIHdyaXRl cyB0byB3cml0ZS1jb21iaW5lIChXQykgb3IgdW5jYWNoZWFibGUgKFVDKSB0eXBlDQptZW1vcnkg YWRkcmVzc2VzIHJlc3VsdCBpbiBwYXJ0aWFsIHdyaXRlcy4gQm90aCBjYWNoZWQgV0Igc3RvcmUg b3BlcmF0aW9ucyBhbmQgV0Mgc3RvcmUgb3BlcmF0aW9ucw0KdXRpbGl6ZSBhIHNldCBvZiBzaXgg V0MgYnVmZmVycyAoNjQgYnl0ZXMgd2lkZSkgdG8gbWFuYWdlIHRoZSB0cmFmZmljIG9mIHdyaXRl IHRyYW5zYWN0aW9ucy4gV2hlbg0KY29tcGV0aW5nIHRyYWZmaWMgY2xvc2VzIGEgV0MgYnVmZmVy IGJlZm9yZSBhbGwgd3JpdGVzIHRvIHRoZSBidWZmZXIgYXJlIGZpbmlzaGVkLCB0aGlzIHJlc3Vs dHMgaW4gYSBzZXJpZXMgb2YNCjgtYnl0ZSBwYXJ0aWFsIGJ1cyB0cmFuc2FjdGlvbnMgcmF0aGVy IHRoYW4gYSBzaW5nbGUgNjQtYnl0ZSB3cml0ZSB0cmFuc2FjdGlvbi4NCi4uLi4NCldoZW4gcGFy dGlhbC13cml0ZXMgYXJlIHRyYW5zYWN0ZWQgb24gdGhlIGJ1cywgdGhlIGVmZmVjdGl2ZSBkYXRh IHJhdGUgdG8gc3lzdGVtIG1lbW9yeSBpcyByZWR1Y2VkIHRvDQpvbmx5IDEvOCBvZiB0aGUgc3lz dGVtIGJ1cyBiYW5kd2lkdGguIiANCg0KPiANCj4gQWxzbywgbXkgMTZCIGV4YW1wbGUgbWlnaHQg YmUgYSBiaXQgc2lsbHkuLi4gSSB1c2VkIGl0IHRvIGFyZ3VlIGZvciB0aGUgZXhlY3V0aW9uIHBl cmZvcm1hbmNlIGNvc3Qgb2Ygb21pdHRpbmcgdGhlIGFsaWdubWVudCBoaW50cw0KPiAoYWRkZWQg Y29tcGFyZXMgYW5kIGJyYW5jaGVzKS4gSSBzdXBwb3NlIG1vc3QgTlQgY29waWVzIHdpbGwgYmUg cGFja2V0cywgc28gbW9zdGx5IDY0IG9yIDE1MTggYnl0ZSBjb3BpZXMuDQoNClllcywgZm9yIGZ1 bGwgcGFja2V0cyBJIHRoaW5rIGl0IG1ha2VzIHNlbnNlIHRvIHVzZSBOVCB3cml0ZXMuDQpNeSBj b25jZXJuIGlzIGFib3V0IHNtYWxsIChsZXNzIHRoZW4gY2FjaGUtbGluZSkgd3JpdGVzLCBJIHBy ZXN1bWUgaXQgbWlnaHQgbWFrZSB0aGluZ3Mgc2xvd2VyLg0KVGhvdWdoIHllcywgcmlnaHQgbm93 IGl0IGlzIGp1c3QgYSBndWVzcyAtIEkgZG9uJ3QgaGF2ZSBhbnkgZGF0YSB0byBwcm92ZSBpdC4N Cg0KPiANCj4gQW5kIGluIG91ciBhcHBsaWNhdGlvbiBhbHNvIDE2IGJ5dGUgbWV0YWRhdGEgYmVp bmcgY29waWVkIHRvIHRoZSBmcm9udCBvZiBlYWNoIHBhY2tldC4gVGhlIGNvcGllZCBwYWNrZXQg Zm9sbG93cyBpbW1lZGlhdGVseSBhZnRlcg0KPiB0aGUgMTZCIG1ldGFkYXRhLCBzbyBwZXJoYXBz IEkgc2hvdWxkIHRyeSB0byBmaW5kIGEgd2F5IHRvIG1ha2UgdGhlc2Ugc3RvcmVzIGNvbnNlY3V0 aXZlLiBGZWF0dXJlIGNyZWVwPyA7LSkNCj4gDQo+ID4gSW4gZmFjdCwgSUEgbWFudWFscyBleHBs aWNpdGx5IHJlY29tbWVuZCB0byBhdm9pZCBwYXJ0aWFsIGNhY2gtbGluZQ0KPiA+IHdyaXRlcyB3 aGVuZXZlciBwb3NzaWJsZS4NCj4gPiBOb3csIEkgZG9uJ3Qga25vdyB3aGF0IHdvdWxkIGJlIG1v cmUgZXhwZW5zaXZlIGluIHRoYXQgY2FzZTogcmUtZmlsbA0KPiA+IGV4dHJhIGNhY2hlLWxpbmVz LA0KPiA+IG9yIGV4dHJhIHBhcnRpYWwgd3JpdGUgbWVtb3J5IHRyYW5zYWN0aW9ucy4NCj4gDQo+ IEdvb2QgaW5wdXQsIEtvbnN0YW50aW4uIEkgd2lsbCB0YWtlIHRoaXMgaW50byBjb25zaWRlcmF0 aW9uIHdoZW4gb3B0aW1pemluZyB0aGUgY29weSBsb29wcy4NCj4gDQo+ID4gVGhhdCdzIHdoeSBJ IGFza2VkIGZvciBzb21lIHBlcmZvcm1hbmNlIG51bWJlcnMgaGVyZS4NCj4gPg0KPiANCj4gR290 IGl0Lg0KPiANCj4gVGhlIGJlbmVmaXQgb2YgdGhlIHBhdGNoIGlzIHRvIGF2b2lkIGRhdGEgY2Fj aGUgcG9sbHV0aW9uLCBhbmQgd2UgYWdyZWUgYWJvdXQgdGhpcy4NCj4gDQo+IFNvLCB0byBjb25z aWRlciB0aGUgb3RoZXIgc2lkZSBvZiB0aGUgY29pbiwgaS5lLiB0aGUgcG90ZW50aWFsbHkgZGVn cmFkZWQgbWVtb3J5IGNvcHkgdGhyb3VnaHB1dCwgSSB3aWxsIG1lYXN1cmUgYm90aCB0aGUgTlQg Y29weSBhbmQNCj4gdGhlIG5vcm1hbCBjb3B5IHVzaW5nIG91ciBhcHBsaWNhdGlvbidzIHBhY2tl dCBjYXB0dXJlIGZlYXR1cmUsIGFuZCBwcm92aWRlIGJvdGggcGVyZm9ybWFuY2UgbnVtYmVycy4N Cg0KU291bmRzIGxpa2UgYSBnb29kIHBsYW4uDQpUaGFua3MNCktvbnN0YW50aW4NCiANCg0KDQoN Cg==