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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 78632C19F2D for ; Tue, 9 Aug 2022 15:16:34 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S244782AbiHIPQc (ORCPT ); Tue, 9 Aug 2022 11:16:32 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54796 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S244780AbiHIPQb (ORCPT ); Tue, 9 Aug 2022 11:16:31 -0400 Received: from eu-smtp-delivery-151.mimecast.com (eu-smtp-delivery-151.mimecast.com [185.58.85.151]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id C5C2310549 for ; Tue, 9 Aug 2022 08:16:30 -0700 (PDT) Received: from AcuMS.aculab.com (156.67.243.121 [156.67.243.121]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384) id uk-mta-272-zpkONdTzPdWH-Kj0IJX1Bg-1; Tue, 09 Aug 2022 16:16:27 +0100 X-MC-Unique: zpkONdTzPdWH-Kj0IJX1Bg-1 Received: from AcuMS.Aculab.com (fd9f:af1c:a25b:0:994c:f5c2:35d6:9b65) by AcuMS.aculab.com (fd9f:af1c:a25b:0:994c:f5c2:35d6:9b65) with Microsoft SMTP Server (TLS) id 15.0.1497.36; Tue, 9 Aug 2022 16:16:26 +0100 Received: from AcuMS.Aculab.com ([fe80::994c:f5c2:35d6:9b65]) by AcuMS.aculab.com ([fe80::994c:f5c2:35d6:9b65%12]) with mapi id 15.00.1497.036; Tue, 9 Aug 2022 16:16:26 +0100 From: David Laight To: 'Damien Le Moal' , John Garry , kernel test robot CC: Christoph Hellwig , "Martin K. Petersen" , LKML , "Linux Memory Management List" , "linux-ide@vger.kernel.org" , "lkp@lists.01.org" , "lkp@intel.com" , "ying.huang@intel.com" , "feng.tang@intel.com" , "zhengjun.xing@linux.intel.com" , "fengwei.yin@intel.com" Subject: RE: [ata] 0568e61225: stress-ng.copy-file.ops_per_sec -15.0% regression Thread-Topic: [ata] 0568e61225: stress-ng.copy-file.ops_per_sec -15.0% regression Thread-Index: AQHYrAAmXDHshJwwj0GxX5X1j6JqC62mrM6g Date: Tue, 9 Aug 2022 15:16:26 +0000 Message-ID: References: <1f498d4a-f93f-ceb4-b713-753196e5e08d@opensource.wdc.com> <3451fa5a-6229-073f-ae18-0c232cd48ed5@huawei.com> In-Reply-To: Accept-Language: en-GB, en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-ms-exchange-transport-fromentityheader: Hosted x-originating-ip: [10.202.205.107] MIME-Version: 1.0 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: aculab.com Content-Language: en-US Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: base64 Precedence: bulk List-ID: X-Mailing-List: linux-ide@vger.kernel.org Li4uDQo+ID4+IFdpdGhvdXQga25vd2luZyB3aGF0IHRoZSBkZXZpY2UgYWRhcHRlciBpcywgaGFy ZCB0byBzYXkgd2hlcmUgdGhlIHByb2JsZW0gaXMuIEkNCj4gPj4gc3VzcGVjdCB0aGF0IHdpdGgg dGhlIHBhdGNoIGFwcGxpZWQsIHdlIG1heSBiZSBlbmRpbmcgdXAgd2l0aCBhIHNtYWxsIGRlZmF1 bHQNCj4gPj4gbWF4X3NlY3RvcnMgdmFsdWUsIGNhdXNpbmcgb3ZlcmhlYWQgZHVlIHRvIG1vcmUg Y29tbWFuZHMgdGhhbiBuZWNlc3NhcnkuDQo+ID4+DQo+ID4+IFdpbGwgY2hlY2sgd2hhdCBJIHNl ZSB3aXRoIG15IHRlc3QgcmlnLg0KPiA+DQo+ID4gQXMgZmFyIGFzIEkgY2FuIHNlZSwgdGhpcyBw YXRjaCBzaG91bGQgbm90IG1ha2UgYSBkaWZmZXJlbmNlIHVubGVzcyB0aGUNCj4gPiBBVEEgc2hv c3QgZHJpdmVyIGlzIHNldHRpbmcgdGhlIG1heF9zZWN0b3JzIHZhbHVlIHVubmVjZXNzYXJpbHkg bG93Lg0KPiANCj4gVGhhdCBpcyBteSBodW5jaCB0b28sIGhlbmNlIG15IHF1ZXN0aW9uIGFib3V0 IHdoaWNoIGhvc3QgZHJpdmVyIGlzIGJlaW5nIHVzZWQNCj4gZm9yIHRoaXMgdGVzdC4uLiBUaGF0 IGlzIG5vdCBhcHBhcmVudCBmcm9tIHRoZSBwcm9ibGVtIHJlcG9ydC4NCg0KTm8gb25lJ3MgZmFs bGVuIG92ZXIgdGhlIG9sZCBwcm9ibGVtIGFuZCBtYW5hZ2VkIHRvIGxpbWl0DQp0aGUgbnVtYmVy IG9mIHNlY3RvcnMgaW4gYSByZWFkIHRvIHRoZSBudW1iZXIgb2Ygc2VjdG9ycw0KaW4gKElJUkMp IGEgJ211bHRpIHNlY3RvcicgcmVhZCB0aGF0IHVzZXMgYSBzaW5nbGUgRE1BIGJ1cnN0Pw0KDQpX YXMgYWx3YXlzIGEgZ29vZCB3YXkgb2Yga2lsbGluZyBkaXNrIHBlcmZvcm1hbmNlLg0KDQpJSVJD IHRoZSBtYXhpbXVtIG51bWJlciBvZiBzZWN0b3JzIGZvciBhbiBBVEEgZGlzayB0cmFuc2ZlciBp cyAyNTUuDQoNCglEYXZpZA0KDQotDQpSZWdpc3RlcmVkIEFkZHJlc3MgTGFrZXNpZGUsIEJyYW1s ZXkgUm9hZCwgTW91bnQgRmFybSwgTWlsdG9uIEtleW5lcywgTUsxIDFQVCwgVUsNClJlZ2lzdHJh dGlvbiBObzogMTM5NzM4NiAoV2FsZXMpDQo=