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 34A96C433F5 for ; Thu, 5 May 2022 07:26:12 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S241182AbiEEH3s (ORCPT ); Thu, 5 May 2022 03:29:48 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35768 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231535AbiEEH3q (ORCPT ); Thu, 5 May 2022 03:29:46 -0400 Received: from szxga02-in.huawei.com (szxga02-in.huawei.com [45.249.212.188]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 07E841E3C1 for ; Thu, 5 May 2022 00:26:04 -0700 (PDT) Received: from kwepemi500011.china.huawei.com (unknown [172.30.72.57]) by szxga02-in.huawei.com (SkyGuard) with ESMTP id 4Kv4tH12cHzGp6M; Thu, 5 May 2022 15:23:19 +0800 (CST) Received: from kwepemm600015.china.huawei.com (7.193.23.52) by kwepemi500011.china.huawei.com (7.221.188.124) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.24; Thu, 5 May 2022 15:26:02 +0800 Received: from lhreml710-chm.china.huawei.com (10.201.108.61) by kwepemm600015.china.huawei.com (7.193.23.52) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.24; Thu, 5 May 2022 15:26:01 +0800 Received: from lhreml710-chm.china.huawei.com ([169.254.81.184]) by lhreml710-chm.china.huawei.com ([169.254.81.184]) with mapi id 15.01.2375.024; Thu, 5 May 2022 08:25:59 +0100 From: Shameerali Kolothum Thodi To: Joao Martins , "Tian, Kevin" CC: Joerg Roedel , Suravee Suthikulpanit , Will Deacon , Robin Murphy , Jean-Philippe Brucker , zhukeqian , David Woodhouse , "Lu Baolu" , Jason Gunthorpe , "Nicolin Chen" , Yishai Hadas , Eric Auger , "Liu, Yi L" , Alex Williamson , Cornelia Huck , "kvm@vger.kernel.org" , "iommu@lists.linux-foundation.org" , jiangkunkun Subject: RE: [PATCH RFC 15/19] iommu/arm-smmu-v3: Add set_dirty_tracking_range() support Thread-Topic: [PATCH RFC 15/19] iommu/arm-smmu-v3: Add set_dirty_tracking_range() support Thread-Index: AQHYW0SOJt+hrtPz+UGjCaMWTRJpLK0GftqAgAArz4CACT+tUA== Date: Thu, 5 May 2022 07:25:59 +0000 Message-ID: References: <20220428210933.3583-1-joao.m.martins@oracle.com> <20220428210933.3583-16-joao.m.martins@oracle.com> In-Reply-To: Accept-Language: en-GB, en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [10.202.227.178] Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 MIME-Version: 1.0 X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org DQoNCj4gLS0tLS1PcmlnaW5hbCBNZXNzYWdlLS0tLS0NCj4gRnJvbTogSm9hbyBNYXJ0aW5zIFtt YWlsdG86am9hby5tLm1hcnRpbnNAb3JhY2xlLmNvbV0NCj4gU2VudDogMjkgQXByaWwgMjAyMiAx MjowNQ0KPiBUbzogVGlhbiwgS2V2aW4gPGtldmluLnRpYW5AaW50ZWwuY29tPg0KPiBDYzogSm9l cmcgUm9lZGVsIDxqb3JvQDhieXRlcy5vcmc+OyBTdXJhdmVlIFN1dGhpa3VscGFuaXQNCj4gPHN1 cmF2ZWUuc3V0aGlrdWxwYW5pdEBhbWQuY29tPjsgV2lsbCBEZWFjb24gPHdpbGxAa2VybmVsLm9y Zz47IFJvYmluDQo+IE11cnBoeSA8cm9iaW4ubXVycGh5QGFybS5jb20+OyBKZWFuLVBoaWxpcHBl IEJydWNrZXINCj4gPGplYW4tcGhpbGlwcGVAbGluYXJvLm9yZz47IHpodWtlcWlhbiA8emh1a2Vx aWFuMUBodWF3ZWkuY29tPjsNCj4gU2hhbWVlcmFsaSBLb2xvdGh1bSBUaG9kaSA8c2hhbWVlcmFs aS5rb2xvdGh1bS50aG9kaUBodWF3ZWkuY29tPjsNCj4gRGF2aWQgV29vZGhvdXNlIDxkd213MkBp bmZyYWRlYWQub3JnPjsgTHUgQmFvbHUNCj4gPGJhb2x1Lmx1QGxpbnV4LmludGVsLmNvbT47IEph c29uIEd1bnRob3JwZSA8amdnQG52aWRpYS5jb20+OyBOaWNvbGluIENoZW4NCj4gPG5pY29saW5j QG52aWRpYS5jb20+OyBZaXNoYWkgSGFkYXMgPHlpc2hhaWhAbnZpZGlhLmNvbT47IEVyaWMgQXVn ZXINCj4gPGVyaWMuYXVnZXJAcmVkaGF0LmNvbT47IExpdSwgWWkgTCA8eWkubC5saXVAaW50ZWwu Y29tPjsgQWxleCBXaWxsaWFtc29uDQo+IDxhbGV4LndpbGxpYW1zb25AcmVkaGF0LmNvbT47IENv cm5lbGlhIEh1Y2sgPGNvaHVja0ByZWRoYXQuY29tPjsNCj4ga3ZtQHZnZXIua2VybmVsLm9yZzsg aW9tbXVAbGlzdHMubGludXgtZm91bmRhdGlvbi5vcmcNCj4gU3ViamVjdDogUmU6IFtQQVRDSCBS RkMgMTUvMTldIGlvbW11L2FybS1zbW11LXYzOiBBZGQNCj4gc2V0X2RpcnR5X3RyYWNraW5nX3Jh bmdlKCkgc3VwcG9ydA0KPiANCj4gT24gNC8yOS8yMiAwOToyOCwgVGlhbiwgS2V2aW4gd3JvdGU6 DQo+ID4+IEZyb206IEpvYW8gTWFydGlucyA8am9hby5tLm1hcnRpbnNAb3JhY2xlLmNvbT4NCj4g Pj4gU2VudDogRnJpZGF5LCBBcHJpbCAyOSwgMjAyMiA1OjA5IEFNDQo+ID4+DQo+ID4+IFNpbWls YXIgdG8gLnJlYWRfYW5kX2NsZWFyX2RpcnR5KCkgdXNlIHRoZSBwYWdlIHRhYmxlDQo+ID4+IHdh bGtlciBoZWxwZXIgZnVuY3Rpb25zIGFuZCBzZXQgREJNfFJET05MWSBiaXQsIHRodXMNCj4gPj4g c3dpdGNoaW5nIHRoZSBJT1BURSB0byB3cml0ZWFibGUtY2xlYW4uDQo+ID4NCj4gPiB0aGlzIHNo b3VsZCBub3QgYmUgb25lLW9mZiBpZiB0aGUgb3BlcmF0aW9uIG5lZWRzIHRvIGJlDQo+ID4gYXBw bGllZCB0byBJT1BURS4gU2F5IGEgbWFwIHJlcXVlc3QgY29tZXMgcmlnaHQgYWZ0ZXINCj4gPiBz ZXRfZGlydHlfdHJhY2tpbmcoKSBpcyBjYWxsZWQuIElmIGl0J3MgYWdyZWVkIHRvIHJlbW92ZQ0K PiA+IHRoZSByYW5nZSBvcCB0aGVuIHNtbXUgZHJpdmVyIHNob3VsZCByZWNvcmQgdGhlIHRyYWNr aW5nDQo+ID4gc3RhdHVzIGludGVybmFsbHkgYW5kIHRoZW4gYXBwbHkgdGhlIG1vZGlmaWVyIHRv IGFsbCB0aGUgbmV3DQo+ID4gbWFwcGluZ3MgYXV0b21hdGljYWxseSBiZWZvcmUgZGlydHkgdHJh Y2tpbmcgaXMgZGlzYWJsZWQuDQo+ID4gT3RoZXJ3aXNlIHRoZSBzYW1lIGxvZ2ljIG5lZWRzIHRv IGJlIGtlcHQgaW4gaW9tbXVmZCB0bw0KPiA+IGNhbGwgc2V0X2RpcnR5X3RyYWNraW5nX3Jhbmdl KCkgZXhwbGljaXRseSBmb3IgZXZlcnkgbmV3DQo+ID4gaW9wdF9hcmVhIGNyZWF0ZWQgd2l0aGlu IHRoZSB0cmFja2luZyB3aW5kb3cuDQo+IA0KPiBHYWgsIEkgdG90YWxseSBtaXNzZWQgdGhhdCBi eSBtaXN0YWtlLiBOZXcgbWFwcGluZ3MgYXJlbid0DQo+IGNhcnJ5aW5nIG92ZXIgdGhlICJEQk0g aXMgc2V0Ii4gVGhpcyBuZWVkcyBhIG5ldyBpby1wZ3RhYmxlDQo+IHF1aXJrIGFkZGVkIHBvc3Qg ZGlydHktdHJhY2tpbmcgdG9nZ2xpbmcuDQo+IA0KPiBJIGNhbiBhZGp1c3QsIGJ1dCBJIGFtIGF0 IG9kZHMgb24gaW5jbHVkaW5nIHRoaXMgaW4gYSBmdXR1cmUNCj4gaXRlcmF0aW9uIGdpdmVuIHRo YXQgSSBjYW4ndCByZWFsbHkgdGVzdCBhbnkgb2YgdGhpcyBzdHVmZi4NCj4gTWlnaHQgZHJvcCB0 aGUgZHJpdmVyIHVudGlsIEkgaGF2ZSBoYXJkd2FyZS9lbXVsYXRpb24gSSBjYW4NCj4gdXNlIChv ciBtYXliZSBvdGhlcnMgY2FuIHRha2Ugb3ZlciB0aGlzKS4gSXQgd2FzIGluY2x1ZGVkDQo+IGZv ciByZXZpc2luZyB0aGUgaW9tbXUgY29yZSBvcHMgYW5kIHdoZXRoZXIgaW9tbXVmZCB3YXMNCj4g YWZmZWN0ZWQgYnkgaXQuDQoNClsrS3Vua3VuIEppYW5nXS4gSSB0aGluayBoZSBpcyBub3cgbG9v a2luZyBpbnRvIHRoaXMgYW5kIG1pZ2h0IGhhdmUNCmEgdGVzdCBzZXR1cCB0byB2ZXJpZnkgdGhp cy4NCg0KVGhhbmtzLA0KU2hhbWVlcg0KDQoNCg==