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 2A3B5C433F5 for ; Tue, 23 Nov 2021 06:12:41 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233530AbhKWGPb (ORCPT ); Tue, 23 Nov 2021 01:15:31 -0500 Received: from szxga01-in.huawei.com ([45.249.212.187]:31897 "EHLO szxga01-in.huawei.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233414AbhKWGP0 (ORCPT ); Tue, 23 Nov 2021 01:15:26 -0500 Received: from dggpemm500024.china.huawei.com (unknown [172.30.72.55]) by szxga01-in.huawei.com (SkyGuard) with ESMTP id 4Hytvn5vKyzcbWn; Tue, 23 Nov 2021 14:07:17 +0800 (CST) Received: from dggpemm500005.china.huawei.com (7.185.36.74) by dggpemm500024.china.huawei.com (7.185.36.203) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2308.20; Tue, 23 Nov 2021 14:12:17 +0800 Received: from dggpeml100016.china.huawei.com (7.185.36.216) by dggpemm500005.china.huawei.com (7.185.36.74) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2308.20; Tue, 23 Nov 2021 14:12:17 +0800 Received: from dggpeml100016.china.huawei.com ([7.185.36.216]) by dggpeml100016.china.huawei.com ([7.185.36.216]) with mapi id 15.01.2308.020; Tue, 23 Nov 2021 14:12:17 +0800 From: "Longpeng (Mike, Cloud Infrastructure Service Product Dept.)" To: Jason Wang , Parav Pandit CC: "mst@redhat.com" , "sgarzare@redhat.com" , Max Gurtovoy , "virtualization@lists.linux-foundation.org" , "linux-kernel@vger.kernel.org" , "Gonglei (Arei)" Subject: RE: [PATCH] vdpa_sim: avoid putting an uninitialized iova_domain Thread-Topic: [PATCH] vdpa_sim: avoid putting an uninitialized iova_domain Thread-Index: AQHX35uc/oNnB2exRE+LoZU0FVNECKwP6pSAgAAQ2YCAAKUEoA== Date: Tue, 23 Nov 2021 06:12:17 +0000 Message-ID: <690da6f45a364dbbaea38d393762c6fc@huawei.com> References: <20211122122221.56-1-longpeng2@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: [10.174.148.223] 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 DQoNCj4gLS0tLS1PcmlnaW5hbCBNZXNzYWdlLS0tLS0NCj4gRnJvbTogSmFzb24gV2FuZyBbbWFp bHRvOmphc293YW5nQHJlZGhhdC5jb21dDQo+IFNlbnQ6IFR1ZXNkYXksIE5vdmVtYmVyIDIzLCAy MDIxIDEyOjEzIFBNDQo+IFRvOiBQYXJhdiBQYW5kaXQgPHBhcmF2QG52aWRpYS5jb20+DQo+IENj OiBMb25ncGVuZyAoTWlrZSwgQ2xvdWQgSW5mcmFzdHJ1Y3R1cmUgU2VydmljZSBQcm9kdWN0IERl cHQuKQ0KPiA8bG9uZ3BlbmcyQGh1YXdlaS5jb20+OyBtc3RAcmVkaGF0LmNvbTsgc2dhcnphcmVA cmVkaGF0LmNvbTsgTWF4IEd1cnRvdm95DQo+IDxtZ3VydG92b3lAbnZpZGlhLmNvbT47IHZpcnR1 YWxpemF0aW9uQGxpc3RzLmxpbnV4LWZvdW5kYXRpb24ub3JnOw0KPiBsaW51eC1rZXJuZWxAdmdl ci5rZXJuZWwub3JnOyBHb25nbGVpIChBcmVpKSA8YXJlaS5nb25nbGVpQGh1YXdlaS5jb20+DQo+ IFN1YmplY3Q6IFJlOiBbUEFUQ0hdIHZkcGFfc2ltOiBhdm9pZCBwdXR0aW5nIGFuIHVuaW5pdGlh bGl6ZWQgaW92YV9kb21haW4NCj4gDQo+IE9uIFR1ZSwgTm92IDIzLCAyMDIxIGF0IDExOjEyIEFN IFBhcmF2IFBhbmRpdCA8cGFyYXZAbnZpZGlhLmNvbT4gd3JvdGU6DQo+ID4NCj4gPg0KPiA+DQo+ ID4gPiBGcm9tOiBMb25ncGVuZyhNaWtlKSA8bG9uZ3BlbmcyQGh1YXdlaS5jb20+DQo+ID4gPiBT ZW50OiBNb25kYXksIE5vdmVtYmVyIDIyLCAyMDIxIDU6NTIgUE0NCj4gPiA+DQo+ID4gPiBGcm9t OiBMb25ncGVuZyA8bG9uZ3BlbmcyQGh1YXdlaS5jb20+DQo+ID4gPg0KPiA+ID4gVGhlIHN5c3Rl bSB3aWxsIGNyYXNoIGlmIHdlIHB1dCBhbiB1bmluaXRpYWxpemVkIGlvdmFfZG9tYWluLCB0aGlz IGNvdWxkDQo+ID4gPiBoYXBwZW4gd2hlbiBhbiBlcnJvciBvY2N1cnMgYmVmb3JlIGluaXRpYWxp emluZyB0aGUgaW92YV9kb21haW4gaW4NCj4gPiA+IHZkcGFzaW1fY3JlYXRlKCkuDQo+ID4gPg0K PiA+ID4gQlVHOiBrZXJuZWwgTlVMTCBwb2ludGVyIGRlcmVmZXJlbmNlLCBhZGRyZXNzOiAwMDAw MDAwMDAwMDAwMDAwIC4uLg0KPiA+ID4gUklQOiAwMDEwOl9fY3B1aHBfc3RhdGVfcmVtb3ZlX2lu c3RhbmNlKzB4OTYvMHgxYzANCj4gPiA+IC4uLg0KPiA+ID4gQ2FsbCBUcmFjZToNCj4gPiA+ICA8 VEFTSz4NCj4gPiA+ICBwdXRfaW92YV9kb21haW4rMHgyOS8weDIyMA0KPiA+ID4gIHZkcGFzaW1f ZnJlZSsweGQxLzB4MTIwIFt2ZHBhX3NpbV0NCj4gPiA+ICB2ZHBhX3JlbGVhc2VfZGV2KzB4MjEv MHg0MCBbdmRwYV0NCj4gPiA+ICBkZXZpY2VfcmVsZWFzZSsweDMzLzB4OTANCj4gPiA+ICBrb2Jq ZWN0X3JlbGVhc2UrMHg2My8weDE2MA0KPiA+ID4gIHZkcGFzaW1fY3JlYXRlKzB4MTI3LzB4MmEw IFt2ZHBhX3NpbV0NCj4gPiA+ICB2ZHBhc2ltX25ldF9kZXZfYWRkKzB4N2QvMHhmZSBbdmRwYV9z aW1fbmV0XQ0KPiA+ID4gIHZkcGFfbmxfY21kX2Rldl9hZGRfc2V0X2RvaXQrMHhlMS8weDFhMCBb dmRwYV0NCj4gPiA+ICBnZW5sX2ZhbWlseV9yY3ZfbXNnX2RvaXQrMHgxMTIvMHgxNDANCj4gPiA+ ICBnZW5sX3Jjdl9tc2crMHhkZi8weDFkMA0KPiA+ID4gIC4uLg0KPiA+ID4NCj4gPiA+IFNvIHdl IG11c3QgbWFrZSBzdXJlIHRoZSBpb3ZhX2RvbWFpbiBpcyBhbHJlYWR5IGluaXRpYWxpemVkIGJl Zm9yZSBwdXQgaXQuDQo+ID4gPg0KPiA+ID4gSW4gYWRkaXRpb24sIHdlIG1heSBnZXQgdGhlIGZv bGxvd2luZyB3YXJuaW5nIGluIHRoaXMgY2FzZToNCj4gPiA+IFdBUk5JTkc6IC4uLiBkcml2ZXJz L2lvbW11L2lvdmEuYzozNDQgaW92YV9jYWNoZV9wdXQrMHg1OC8weDcwDQo+ID4gPg0KPiA+ID4g U28gd2UgbXVzdCBtYWtlIHN1cmUgdGhlIGlvdmFfY2FjaGVfcHV0KCkgaXMgaW52b2tlZCBvbmx5 IGlmIHRoZQ0KPiA+ID4gaW92YV9jYWNoZV9nZXQoKSBpcyBhbHJlYWR5IGludm9rZWQuIExldCdz IGZpeCBpdCB0b2dldGhlci4NCj4gPiA+DQo+ID4gPiBTaWduZWQtb2ZmLWJ5OiBMb25ncGVuZyA8 bG9uZ3BlbmcyQGh1YXdlaS5jb20+DQo+ID4NCj4gPiBDYW4geW91IHBsZWFzZSBhZGQgdGhlIGZp eGVzIHRhZyBoZXJlIHNvIHRoYXQgb2xkZXIga2VybmVscyBjYW4gdGFrZSB0aGlzIGZpeD8NCj4g Pg0KPiANCj4gSSBndWVzcyBpdCdzIDQwODBmYzEwNjc1MCAoInZkcGFfc2ltOiB1c2UgaW92YSBt b2R1bGUgdG8gYWxsb2NhdGUgSU9WQQ0KPiBhZGRyZXNzZXMiKQ0KPiANCg0KSSB0aGluayBzby4g SSdsbCBhZGQgdGhlIGZpeGVzIHRhZyBpbiBWMiwgdGhhbmtzLg0KDQo+IFRoYW5rcw0KDQo=