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=-1.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS,URIBL_BLOCKED autolearn=ham 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 276DAC43381 for ; Thu, 14 Mar 2019 08:05:37 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id F08F82184C for ; Thu, 14 Mar 2019 08:05:36 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727263AbfCNIFf (ORCPT ); Thu, 14 Mar 2019 04:05:35 -0400 Received: from szxga02-in.huawei.com ([45.249.212.188]:2511 "EHLO huawei.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726292AbfCNIFf (ORCPT ); Thu, 14 Mar 2019 04:05:35 -0400 Received: from dggemi403-hub.china.huawei.com (unknown [172.30.72.53]) by Forcepoint Email with ESMTP id 84421760837CF26F6D55; Thu, 14 Mar 2019 16:05:31 +0800 (CST) Received: from DGGEMI529-MBX.china.huawei.com ([169.254.6.208]) by dggemi403-hub.china.huawei.com ([10.3.17.136]) with mapi id 14.03.0415.000; Thu, 14 Mar 2019 16:05:24 +0800 From: "Tangnianyao (ICT)" To: Marc Zyngier , Shameerali Kolothum Thodi , Christoffer Dall , "james.morse@arm.com" , "julien.thierry@arm.com" , "suzuki.poulose@arm.com" , "catalin.marinas@arm.com" , "will.deacon@arm.com" , "alex.bennee@linaro.org" , "mark.rutland@arm.com" , "andre.przywara@arm.com" , Zhangshaokun , "keescook@chromium.org" , "linux-arm-kernel@lists.infradead.org" , "kvmarm@lists.cs.columbia.edu" , "linux-kernel@vger.kernel.org" , "Tangnianyao (ICT)" Subject: RE: [PATCH] KVM: arm/arm64: Set ICH_HCR_EN in guest anyway when using gicv4 Thread-Topic: [PATCH] KVM: arm/arm64: Set ICH_HCR_EN in guest anyway when using gicv4 Thread-Index: AdTYyuAikIHNpW42RlW7GKeJeYlLpP//uj2AgAFSSYCAAEMcgIAACNCA//6MzgA= Date: Thu, 14 Mar 2019 08:05:24 +0000 Message-ID: References: <3993685d-a78f-2e73-e22a-8ade3b6a6279@arm.com> <5FC3163CFD30C246ABAA99954A238FA839311C4F@lhreml524-mbs.china.huawei.com> <09a615e5-9dce-d194-6290-b8897abd5d12@arm.com> In-Reply-To: <09a615e5-9dce-d194-6290-b8897abd5d12@arm.com> Accept-Language: en-US Content-Language: zh-CN X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [10.57.56.75] Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 MIME-Version: 1.0 X-CFilter-Loop: Reflected Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org SGksIE1hcmMsIFNoYW1lZXINCg0KPiAtLS0tLU9yaWdpbmFsIE1lc3NhZ2UtLS0tLQ0KPiBGcm9t OiBNYXJjIFp5bmdpZXIgW21haWx0bzptYXJjLnp5bmdpZXJAYXJtLmNvbV0NCj4gU2VudDogVGh1 cnNkYXksIE1hcmNoIDE0LCAyMDE5IDEyOjMxIEFNDQo+IFRvOiBTaGFtZWVyYWxpIEtvbG90aHVt IFRob2RpIDxzaGFtZWVyYWxpLmtvbG90aHVtLnRob2RpQGh1YXdlaS5jb20+Ow0KPiBUYW5nbmlh bnlhbyAoSUNUKSA8dGFuZ25pYW55YW9AaHVhd2VpLmNvbT47IENocmlzdG9mZmVyIERhbGwNCj4g PGNocmlzdG9mZmVyLmRhbGxAYXJtLmNvbT47IGphbWVzLm1vcnNlQGFybS5jb207IGp1bGllbi50 aGllcnJ5QGFybS5jb207DQo+IHN1enVraS5wb3Vsb3NlQGFybS5jb207IGNhdGFsaW4ubWFyaW5h c0Bhcm0uY29tOyB3aWxsLmRlYWNvbkBhcm0uY29tOw0KPiBhbGV4LmJlbm5lZUBsaW5hcm8ub3Jn OyBtYXJrLnJ1dGxhbmRAYXJtLmNvbTsgYW5kcmUucHJ6eXdhcmFAYXJtLmNvbTsNCj4gWmhhbmdz aGFva3VuIDx6aGFuZ3NoYW9rdW5AaGlzaWxpY29uLmNvbT47IGtlZXNjb29rQGNocm9taXVtLm9y ZzsNCj4gbGludXgtYXJtLWtlcm5lbEBsaXN0cy5pbmZyYWRlYWQub3JnOyBrdm1hcm1AbGlzdHMu Y3MuY29sdW1iaWEuZWR1Ow0KPiBsaW51eC1rZXJuZWxAdmdlci5rZXJuZWwub3JnDQo+IENjOiBM aW51eGFybSA8bGludXhhcm1AaHVhd2VpLmNvbT4NCj4gU3ViamVjdDogUmU6IFtQQVRDSF0gS1ZN OiBhcm0vYXJtNjQ6IFNldCBJQ0hfSENSX0VOIGluIGd1ZXN0IGFueXdheSB3aGVuDQo+IHVzaW5n IGdpY3Y0DQo+IA0KPiBPbiAxMy8wMy8yMDE5IDE1OjU5LCBTaGFtZWVyYWxpIEtvbG90aHVtIFRo b2RpIHdyb3RlOg0KPiANCj4gSGkgU2hhbWVlciwNCj4gDQo+ID4+IENhbiB5b3UgcGxlYXNlIGdp dmUgdGhlIGZvbGxvd2luZyBwYXRjaCBhIGdvPyBJIGNhbid0IHRlc3QgaXQsIGJ1dA0KPiA+PiBo b3BlZnVsbHkgeW91IGNhbi4NCj4gPg0KPiA+IFRoYW5rcyBmb3IgeW91ciBxdWljayByZXNwb25z ZS4gSSBqdXN0IGRpZCBhIHF1aWNrIHRlc3Qgb24gb25lIG9mIG91cg0KPiA+IHBsYXRmb3JtcyB3 aXRoIFZIRStHSUN2NCBhbmQgaXQgc2VlbXMgdG8gZml4IHRoZSBwZXJmb3JtYW5jZSBpc3N1ZSB3 ZQ0KPiA+IHdlcmUgc2VlaW5nIHdoZW4gR0lDdjQgaXMgZW5hYmxlZC4NCj4gPg0KPiA+IFRlc3Qg c2V0dXA6DQo+ID4NCj4gPiBIb3N0IGNvbm5lY3RlZCB0byBhIFBDIG92ZXIgYSAxMEcgcG9ydC4N Cj4gPiBMYXVuY2ggR3Vlc3Qgd2l0aCBhbiBhc3NpZ25lZCB2ZiBkZXYuDQo+ID4gUnVuIGlwZXJm IGZyb20gR3Vlc3QsDQo+ID4NCj4gPiA1LjAga2VybmVsOg0KPiA+IFsgSURdICBJbnRlcnZhbCAg ICAgICBUcmFuc2ZlciAgICAgQmFuZHdpZHRoDQo+ID4gWyAgM10gIDAuMC0xMC4wIHNlYyAgMS4z MCBHQnl0ZXMgIDEuMTIgR2JpdHMvc2VjDQo+ID4NCj4gPiArUGF0Y2g6DQo+ID4NCj4gPiBbIElE XSAJSW50ZXJ2YWwgICAgICAgVHJhbnNmZXIgICAgIEJhbmR3aWR0aA0KPiA+IFsgIDNdICAwLjAt MTAuMCBzZWMgIDEwLjkgR0J5dGVzICA5LjM5IEdiaXRzL3NlYw0KPiANCj4gQWgsIHRoYXQgbG9v a3MgbXVjaCBiZXR0ZXIhIEknbGwgdHJ5IHRvIHdyaXRlIGl0IHByb3Blcmx5LCBhcyBJIHRoaW5r IHdoYXQgd2UgaGF2ZQ0KPiB0b2RheSBpcyBzbGlnaHRseSBiaXphcnJlICh3ZSB3cml0ZSBJQ0hf SENSX0VMMiBmcm9tIHRvbyBtYW55IHBhdGhzLCBhbmQgSQ0KPiBuZWVkIHRvIHJlbWVtYmVyIGhv dyB0aGUgd2hvbGUgdGhpbmcgd29ya3MpLg0KPiANCj4gVGhhbmtzLA0KPiANCj4gCU0uDQo+IC0t DQo+IEphenogaXMgbm90IGRlYWQuIEl0IGp1c3Qgc21lbGxzIGZ1bm55Li4uDQoNClRlc3Qgc2V0 dXA6DQpWSEUgZW5hYmxlLiANCkNvbm5lY3RlZCB0byBhbiBpbnRlbCA4MTgwIHNlcnZlciBvdmVy IDEwRyBwb3J0Lg0KTGF1bmNoIGd1ZXN0IHdpdGggYW4gYXNzaWduZWQgdmYgZGV2Lg0KSW50ZWwg c2VydmVyIGFzIHNlcnZlci4gQXJtIGd1ZXN0IHZtIGFzIGNsaWVudC4NClJ1biBuZXRwZXJmIGlu IGd1ZXN0LCBwYWNrYWdlIGxlbmd0aCA1MTJieXRlOg0KDQo1LjAuMC1yYzMga2VybmVsOg0Kd2l0 aG91dCBwYXRjaDoNCjI2MDAgTWJpdHMvcw0Kd2l0aCBwYXRjaDoNCjU4MDAgTWJpdHMvcw0KDQoN ClRoYW5rcywNCi1OaWFueWFvIFRhbmcNCg==