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 X-Spam-Level: X-Spam-Status: No, score=-3.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id D163CC433E0 for ; Thu, 18 Mar 2021 08:40:07 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 9CBFB64F01 for ; Thu, 18 Mar 2021 08:40:07 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229638AbhCRIjf (ORCPT ); Thu, 18 Mar 2021 04:39:35 -0400 Received: from szxga03-in.huawei.com ([45.249.212.189]:3368 "EHLO szxga03-in.huawei.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229564AbhCRIjC (ORCPT ); Thu, 18 Mar 2021 04:39:02 -0400 Received: from DGGEMM403-HUB.china.huawei.com (unknown [172.30.72.55]) by szxga03-in.huawei.com (SkyGuard) with ESMTP id 4F1L3Q0FVSz5dW4; Thu, 18 Mar 2021 16:36:34 +0800 (CST) Received: from dggpemm500011.china.huawei.com (7.185.36.110) by DGGEMM403-HUB.china.huawei.com (10.3.20.211) with Microsoft SMTP Server (TLS) id 14.3.498.0; Thu, 18 Mar 2021 16:38:58 +0800 Received: from dggpeml500016.china.huawei.com (7.185.36.70) by dggpemm500011.china.huawei.com (7.185.36.110) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2106.2; Thu, 18 Mar 2021 16:38:58 +0800 Received: from dggpeml500016.china.huawei.com ([7.185.36.70]) by dggpeml500016.china.huawei.com ([7.185.36.70]) with mapi id 15.01.2106.013; Thu, 18 Mar 2021 16:38:58 +0800 From: "Longpeng (Mike, Cloud Infrastructure Service Product Dept.)" To: "Tian, Kevin" , Nadav Amit CC: chenjiashang , David Woodhouse , "iommu@lists.linux-foundation.org" , LKML , "alex.williamson@redhat.com" , "Gonglei (Arei)" , "will@kernel.org" Subject: =?utf-8?B?UkU6IEEgcHJvYmxlbSBvZiBJbnRlbCBJT01NVSBoYXJkd2FyZSDvvJ8=?= Thread-Topic: =?utf-8?B?QSBwcm9ibGVtIG9mIEludGVsIElPTU1VIGhhcmR3YXJlIO+8nw==?= Thread-Index: AQHXGtwEduPlUZeCNUCbiy3s/+KwAaqHJckAgADDZTCAAA0+AIABZ4Ng//+HOQCAAIduIA== Date: Thu, 18 Mar 2021 08:38:58 +0000 Message-ID: References: <670baaf8-4ff8-4e84-4be3-030b95ab5a5e@huawei.com> <6a218e7fe42d41489d02f0b4e3ad2756@huawei.com> <98DB71EF-FF98-4509-85EC-26FF50825A58@gmail.com> <4d1c3bc0418e48b1b9d44799d65ea375@huawei.com> In-Reply-To: Accept-Language: zh-CN, en-US Content-Language: zh-CN X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [10.174.151.207] 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: linux-kernel@vger.kernel.org DQoNCj4gLS0tLS1PcmlnaW5hbCBNZXNzYWdlLS0tLS0NCj4gRnJvbTogVGlhbiwgS2V2aW4gW21h aWx0bzprZXZpbi50aWFuQGludGVsLmNvbV0NCj4gU2VudDogVGh1cnNkYXksIE1hcmNoIDE4LCAy MDIxIDQ6MjcgUE0NCj4gVG86IExvbmdwZW5nIChNaWtlLCBDbG91ZCBJbmZyYXN0cnVjdHVyZSBT ZXJ2aWNlIFByb2R1Y3QgRGVwdC4pDQo+IDxsb25ncGVuZzJAaHVhd2VpLmNvbT47IE5hZGF2IEFt aXQgPG5hZGF2LmFtaXRAZ21haWwuY29tPg0KPiBDYzogY2hlbmppYXNoYW5nIDxjaGVuamlhc2hh bmdAaHVhd2VpLmNvbT47IERhdmlkIFdvb2Rob3VzZQ0KPiA8ZHdtdzJAaW5mcmFkZWFkLm9yZz47 IGlvbW11QGxpc3RzLmxpbnV4LWZvdW5kYXRpb24ub3JnOyBMS01MDQo+IDxsaW51eC1rZXJuZWxA dmdlci5rZXJuZWwub3JnPjsgYWxleC53aWxsaWFtc29uQHJlZGhhdC5jb207IEdvbmdsZWkgKEFy ZWkpDQo+IDxhcmVpLmdvbmdsZWlAaHVhd2VpLmNvbT47IHdpbGxAa2VybmVsLm9yZw0KPiBTdWJq ZWN0OiBSRTogQSBwcm9ibGVtIG9mIEludGVsIElPTU1VIGhhcmR3YXJlIO+8nw0KPiANCj4gPiBG cm9tOiBpb21tdSA8aW9tbXUtYm91bmNlc0BsaXN0cy5saW51eC1mb3VuZGF0aW9uLm9yZz4gT24g QmVoYWxmIE9mDQo+ID4gTG9uZ3BlbmcgKE1pa2UsIENsb3VkIEluZnJhc3RydWN0dXJlIFNlcnZp Y2UgUHJvZHVjdCBEZXB0LikNCj4gPg0KPiA+ID4gMi4gQ29uc2lkZXIgZW5zdXJpbmcgdGhhdCB0 aGUgcHJvYmxlbSBpcyBub3Qgc29tZWhvdyByZWxhdGVkIHRvDQo+ID4gPiBxdWV1ZWQgaW52YWxp ZGF0aW9ucy4gVHJ5IHRvIHVzZSBfX2lvbW11X2ZsdXNoX2lvdGxiKCkgaW5zdGVhZCBvZg0KPiBx aV9mbHVzaF9pb3RsYigpLg0KPiA+ID4NCj4gPg0KPiA+IEkgdHJpZWQgdG8gZm9yY2UgdG8gdXNl IF9faW9tbXVfZmx1c2hfaW90bGIoKSwgYnV0IG1heWJlIHNvbWV0aGluZw0KPiA+IHdyb25nLCB0 aGUgc3lzdGVtIGNyYXNoZWQsIHNvIEkgcHJlZmVyIHRvIGxvd2VyIHRoZSBwcmlvcml0eSBvZiB0 aGlzIG9wZXJhdGlvbi4NCj4gPg0KPiANCj4gVGhlIFZULWQgc3BlYyBjbGVhcmx5IHNheXMgdGhh dCByZWdpc3Rlci1iYXNlZCBpbnZhbGlkYXRpb24gY2FuIGJlIHVzZWQgb25seSB3aGVuDQo+IHF1 ZXVlZC1pbnZhbGlkYXRpb25zIGFyZSBub3QgZW5hYmxlZC4gSW50ZWwtSU9NTVUgZHJpdmVyIGRv ZXNuJ3QgcHJvdmlkZSBhbg0KPiBvcHRpb24gdG8gZGlzYWJsZSBxdWV1ZWQtaW52YWxpZGF0aW9u IHRob3VnaCwgd2hlbiB0aGUgaGFyZHdhcmUgaXMgY2FwYWJsZS4gSWYgeW91DQo+IHJlYWxseSB3 YW50IHRvIHRyeSwgdHdlYWsgdGhlIGNvZGUgaW4gaW50ZWxfaW9tbXVfaW5pdF9xaS4NCj4gDQoN CkhpIEtldmluLA0KDQpUaGFua3MgdG8gcG9pbnQgb3V0IHRoaXMuIERvIHlvdSBoYXZlIGFueSBp ZGVhcyBhYm91dCB0aGlzIHByb2JsZW0gPyBJIHRyaWVkDQp0byBkZXNjcmlwdCB0aGUgcHJvYmxl bSBtdWNoIGNsZWFyIGluIG15IHJlcGx5IHRvIEFsZXgsIGhvcGUgeW91IGNvdWxkIGhhdmUNCmEg bG9vayBpZiB5b3UncmUgaW50ZXJlc3RlZC4NCg0KPiBUaGFua3MNCj4gS2V2aW4NCg== 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 X-Spam-Level: X-Spam-Status: No, score=-3.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 5422BC433DB for ; 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Thu, 18 Mar 2021 16:36:34 +0800 (CST) Received: from dggpemm500011.china.huawei.com (7.185.36.110) by DGGEMM403-HUB.china.huawei.com (10.3.20.211) with Microsoft SMTP Server (TLS) id 14.3.498.0; Thu, 18 Mar 2021 16:38:58 +0800 Received: from dggpeml500016.china.huawei.com (7.185.36.70) by dggpemm500011.china.huawei.com (7.185.36.110) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2106.2; Thu, 18 Mar 2021 16:38:58 +0800 Received: from dggpeml500016.china.huawei.com ([7.185.36.70]) by dggpeml500016.china.huawei.com ([7.185.36.70]) with mapi id 15.01.2106.013; Thu, 18 Mar 2021 16:38:58 +0800 From: "Longpeng (Mike, Cloud Infrastructure Service Product Dept.)" To: "Tian, Kevin" , Nadav Amit Subject: =?utf-8?B?UkU6IEEgcHJvYmxlbSBvZiBJbnRlbCBJT01NVSBoYXJkd2FyZSDvvJ8=?= Thread-Topic: =?utf-8?B?QSBwcm9ibGVtIG9mIEludGVsIElPTU1VIGhhcmR3YXJlIO+8nw==?= Thread-Index: AQHXGtwEduPlUZeCNUCbiy3s/+KwAaqHJckAgADDZTCAAA0+AIABZ4Ng//+HOQCAAIduIA== Date: Thu, 18 Mar 2021 08:38:58 +0000 Message-ID: References: <670baaf8-4ff8-4e84-4be3-030b95ab5a5e@huawei.com> <6a218e7fe42d41489d02f0b4e3ad2756@huawei.com> <98DB71EF-FF98-4509-85EC-26FF50825A58@gmail.com> <4d1c3bc0418e48b1b9d44799d65ea375@huawei.com> In-Reply-To: Accept-Language: zh-CN, en-US Content-Language: zh-CN X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [10.174.151.207] MIME-Version: 1.0 X-CFilter-Loop: Reflected Cc: chenjiashang , "will@kernel.org" , "iommu@lists.linux-foundation.org" , LKML , "alex.williamson@redhat.com" , "Gonglei \(Arei\)" , David Woodhouse X-BeenThere: iommu@lists.linux-foundation.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Development issues for Linux IOMMU support List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: iommu-bounces@lists.linux-foundation.org Sender: "iommu" DQoNCj4gLS0tLS1PcmlnaW5hbCBNZXNzYWdlLS0tLS0NCj4gRnJvbTogVGlhbiwgS2V2aW4gW21h aWx0bzprZXZpbi50aWFuQGludGVsLmNvbV0NCj4gU2VudDogVGh1cnNkYXksIE1hcmNoIDE4LCAy MDIxIDQ6MjcgUE0NCj4gVG86IExvbmdwZW5nIChNaWtlLCBDbG91ZCBJbmZyYXN0cnVjdHVyZSBT ZXJ2aWNlIFByb2R1Y3QgRGVwdC4pDQo+IDxsb25ncGVuZzJAaHVhd2VpLmNvbT47IE5hZGF2IEFt aXQgPG5hZGF2LmFtaXRAZ21haWwuY29tPg0KPiBDYzogY2hlbmppYXNoYW5nIDxjaGVuamlhc2hh bmdAaHVhd2VpLmNvbT47IERhdmlkIFdvb2Rob3VzZQ0KPiA8ZHdtdzJAaW5mcmFkZWFkLm9yZz47 IGlvbW11QGxpc3RzLmxpbnV4LWZvdW5kYXRpb24ub3JnOyBMS01MDQo+IDxsaW51eC1rZXJuZWxA dmdlci5rZXJuZWwub3JnPjsgYWxleC53aWxsaWFtc29uQHJlZGhhdC5jb207IEdvbmdsZWkgKEFy ZWkpDQo+IDxhcmVpLmdvbmdsZWlAaHVhd2VpLmNvbT47IHdpbGxAa2VybmVsLm9yZw0KPiBTdWJq ZWN0OiBSRTogQSBwcm9ibGVtIG9mIEludGVsIElPTU1VIGhhcmR3YXJlIO+8nw0KPiANCj4gPiBG cm9tOiBpb21tdSA8aW9tbXUtYm91bmNlc0BsaXN0cy5saW51eC1mb3VuZGF0aW9uLm9yZz4gT24g QmVoYWxmIE9mDQo+ID4gTG9uZ3BlbmcgKE1pa2UsIENsb3VkIEluZnJhc3RydWN0dXJlIFNlcnZp Y2UgUHJvZHVjdCBEZXB0LikNCj4gPg0KPiA+ID4gMi4gQ29uc2lkZXIgZW5zdXJpbmcgdGhhdCB0 aGUgcHJvYmxlbSBpcyBub3Qgc29tZWhvdyByZWxhdGVkIHRvDQo+ID4gPiBxdWV1ZWQgaW52YWxp ZGF0aW9ucy4gVHJ5IHRvIHVzZSBfX2lvbW11X2ZsdXNoX2lvdGxiKCkgaW5zdGVhZCBvZg0KPiBx aV9mbHVzaF9pb3RsYigpLg0KPiA+ID4NCj4gPg0KPiA+IEkgdHJpZWQgdG8gZm9yY2UgdG8gdXNl IF9faW9tbXVfZmx1c2hfaW90bGIoKSwgYnV0IG1heWJlIHNvbWV0aGluZw0KPiA+IHdyb25nLCB0 aGUgc3lzdGVtIGNyYXNoZWQsIHNvIEkgcHJlZmVyIHRvIGxvd2VyIHRoZSBwcmlvcml0eSBvZiB0 aGlzIG9wZXJhdGlvbi4NCj4gPg0KPiANCj4gVGhlIFZULWQgc3BlYyBjbGVhcmx5IHNheXMgdGhh dCByZWdpc3Rlci1iYXNlZCBpbnZhbGlkYXRpb24gY2FuIGJlIHVzZWQgb25seSB3aGVuDQo+IHF1 ZXVlZC1pbnZhbGlkYXRpb25zIGFyZSBub3QgZW5hYmxlZC4gSW50ZWwtSU9NTVUgZHJpdmVyIGRv ZXNuJ3QgcHJvdmlkZSBhbg0KPiBvcHRpb24gdG8gZGlzYWJsZSBxdWV1ZWQtaW52YWxpZGF0aW9u IHRob3VnaCwgd2hlbiB0aGUgaGFyZHdhcmUgaXMgY2FwYWJsZS4gSWYgeW91DQo+IHJlYWxseSB3 YW50IHRvIHRyeSwgdHdlYWsgdGhlIGNvZGUgaW4gaW50ZWxfaW9tbXVfaW5pdF9xaS4NCj4gDQoN CkhpIEtldmluLA0KDQpUaGFua3MgdG8gcG9pbnQgb3V0IHRoaXMuIERvIHlvdSBoYXZlIGFueSBp ZGVhcyBhYm91dCB0aGlzIHByb2JsZW0gPyBJIHRyaWVkDQp0byBkZXNjcmlwdCB0aGUgcHJvYmxl bSBtdWNoIGNsZWFyIGluIG15IHJlcGx5IHRvIEFsZXgsIGhvcGUgeW91IGNvdWxkIGhhdmUNCmEg bG9vayBpZiB5b3UncmUgaW50ZXJlc3RlZC4NCg0KPiBUaGFua3MNCj4gS2V2aW4NCl9fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCmlvbW11IG1haWxpbmcgbGlz dAppb21tdUBsaXN0cy5saW51eC1mb3VuZGF0aW9uLm9yZwpodHRwczovL2xpc3RzLmxpbnV4Zm91 bmRhdGlvbi5vcmcvbWFpbG1hbi9saXN0aW5mby9pb21tdQ==