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 7EB1DC636D6 for ; Fri, 17 Feb 2023 20:49:36 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229644AbjBQUtf (ORCPT ); Fri, 17 Feb 2023 15:49:35 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:43536 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229585AbjBQUtd (ORCPT ); Fri, 17 Feb 2023 15:49:33 -0500 Received: from eu-smtp-delivery-151.mimecast.com (eu-smtp-delivery-151.mimecast.com [185.58.85.151]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E33465E5BC for ; Fri, 17 Feb 2023 12:49:27 -0800 (PST) Received: from AcuMS.aculab.com (156.67.243.121 [156.67.243.121]) by relay.mimecast.com with ESMTP with both STARTTLS and AUTH (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384) id uk-mta-196-5TuHSd71N4O1B8chrN4m8g-1; Fri, 17 Feb 2023 20:49:25 +0000 X-MC-Unique: 5TuHSd71N4O1B8chrN4m8g-1 Received: from AcuMS.Aculab.com (10.202.163.6) by AcuMS.aculab.com (10.202.163.6) with Microsoft SMTP Server (TLS) id 15.0.1497.45; Fri, 17 Feb 2023 20:49:24 +0000 Received: from AcuMS.Aculab.com ([::1]) by AcuMS.aculab.com ([::1]) with mapi id 15.00.1497.045; Fri, 17 Feb 2023 20:49:24 +0000 From: David Laight To: 'Richard Weinberger' , "netdev@vger.kernel.org" CC: "wei.fang@nxp.com" , "shenwei.wang@nxp.com" , "xiaoning.wang@nxp.com" , "linux-imx@nxp.com" Subject: RE: high latency with imx8mm compared to imx6q Thread-Topic: high latency with imx8mm compared to imx6q Thread-Index: AdlDEVDpXDR1Y7a5T/eRtXafdi7Ajg== Date: Fri, 17 Feb 2023 20:49:23 +0000 Message-ID: References: <1422776754.146013.1676652774408.JavaMail.zimbra@nod.at> In-Reply-To: <1422776754.146013.1676652774408.JavaMail.zimbra@nod.at> 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: netdev@vger.kernel.org RnJvbTogUmljaGFyZCBXZWluYmVyZ2VyDQo+IFNlbnQ6IDE3IEZlYnJ1YXJ5IDIwMjMgMTY6NTMN Ci4uLg0KPiBJJ20gaW52ZXN0aWdhdGluZyBpbnRvIGxhdGVuY3kgaXNzdWVzIG9uIGFuIGlteDht bSBzeXN0ZW0gYWZ0ZXINCj4gbWlncmF0aW5nIGZyb20gaW14NnEuDQo+IEEgcmVncmVzc2lvbiB0 ZXN0IHNob3dlZCBtYXNzaXZlIGxhdGVuY3kgaW5jcmVhc2VzIHdoZW4gc2luZ2xlL3NtYWxsIHBh Y2tldHMNCj4gYXJlIGV4Y2hhbmdlZC4NCj4gDQo+IEEgc2ltcGxlIHRlc3QgdXNpbmcgcGluZyBl eGhpYml0cyB0aGUgcHJvYmxlbS4NCj4gUGluZ2luZyB0aGUgdmVyeSBzYW1lIGhvc3QgZnJvbSB0 aGUgaW14OG1tIGhhcyBhIHdheSBoaWdoZXIgUlRUIHRoYW4gZnJvbSB0aGUgaW14Ni4NCj4gDQo+ IFBpbmcsIDEwMCBwYWNrZXRzIGVhY2gsIGZyb20gaW14NnE6DQo+IHJ0dCBtaW4vYXZnL21heC9t ZGV2ID0gMC42ODkvMC44NTEvMS4wMjcvMC4wODggbXMNCj4gDQo+IFBpbmcsIDEwMCBwYWNrZXRz IGVhY2gsIGZyb20gaW14OG1tOg0KPiBydHQgbWluL2F2Zy9tYXgvbWRldiA9IDEuMDczLzIuMDY0 LzIuMTg5LzAuMzMwIG1zDQo+IA0KPiBZb3UgY2FuIHNlZSB0aGF0IHRoZSBhdmVyYWdlIFJUVCBo YXMgbW9yZSB0aGFuIGRvdWJsZWQuDQouLi4NCg0KSXMgaXQganVzdCBpbnRlcnJ1cHQgbGF0ZW5j eSBjYXVzZWQgYnkgaW50ZXJydXB0IGNvYWxlc2NpbmcNCnRvIGF2b2lkIGV4Y2Vzc2l2ZSBpbnRl cnJ1cHRzPw0KDQoJRGF2aWQNCg0KLQ0KUmVnaXN0ZXJlZCBBZGRyZXNzIExha2VzaWRlLCBCcmFt bGV5IFJvYWQsIE1vdW50IEZhcm0sIE1pbHRvbiBLZXluZXMsIE1LMSAxUFQsIFVLDQpSZWdpc3Ry YXRpb24gTm86IDEzOTczODYgKFdhbGVzKQ0K