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 BB2CCC433DB for ; Thu, 18 Mar 2021 09:25:52 +0000 (UTC) Received: from smtp4.osuosl.org (smtp4.osuosl.org [140.211.166.137]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 00B1A64F24 for ; Thu, 18 Mar 2021 09:25:51 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 00B1A64F24 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=huawei.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=iommu-bounces@lists.linux-foundation.org Received: from localhost (localhost [127.0.0.1]) by smtp4.osuosl.org (Postfix) with ESMTP id A1C7F4ED6C; Thu, 18 Mar 2021 09:25:51 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from smtp4.osuosl.org ([127.0.0.1]) by localhost (smtp4.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id DORGdlLrCb_A; Thu, 18 Mar 2021 09:25:50 +0000 (UTC) Received: from lists.linuxfoundation.org (lf-lists.osuosl.org [140.211.9.56]) by smtp4.osuosl.org (Postfix) with ESMTP id 8787D4ED58; Thu, 18 Mar 2021 09:25:50 +0000 (UTC) Received: from lf-lists.osuosl.org (localhost [127.0.0.1]) by lists.linuxfoundation.org (Postfix) with ESMTP id 5AAB4C000A; Thu, 18 Mar 2021 09:25:50 +0000 (UTC) Received: from smtp3.osuosl.org (smtp3.osuosl.org [IPv6:2605:bc80:3010::136]) by lists.linuxfoundation.org (Postfix) with ESMTP id C1F1DC0001 for ; Thu, 18 Mar 2021 09:25:48 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by smtp3.osuosl.org (Postfix) with ESMTP id A808D60650 for ; Thu, 18 Mar 2021 09:25:48 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from smtp3.osuosl.org ([127.0.0.1]) by localhost (smtp3.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id 8pQ3iQ9wXKft for ; Thu, 18 Mar 2021 09:25:46 +0000 (UTC) X-Greylist: domain auto-whitelisted by SQLgrey-1.8.0 Received: from szxga01-in.huawei.com (szxga01-in.huawei.com [45.249.212.187]) by smtp3.osuosl.org (Postfix) with ESMTPS id 3755E6064F for ; Thu, 18 Mar 2021 09:25:46 +0000 (UTC) Received: from DGGEMM401-HUB.china.huawei.com (unknown [172.30.72.55]) by szxga01-in.huawei.com (SkyGuard) with ESMTP id 4F1M651kgfzYKr5; Thu, 18 Mar 2021 17:23:57 +0800 (CST) Received: from dggpemm100010.china.huawei.com (7.185.36.24) by DGGEMM401-HUB.china.huawei.com (10.3.20.209) with Microsoft SMTP Server (TLS) id 14.3.498.0; Thu, 18 Mar 2021 17:25:42 +0800 Received: from dggpeml500016.china.huawei.com (7.185.36.70) by dggpemm100010.china.huawei.com (7.185.36.24) 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 17:25:42 +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 17:25:42 +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//+HOQCAAIduIP//gKoAgACMgPA= Date: Thu, 18 Mar 2021 09:25:41 +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; 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