Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.33 as permitted sender) client-ip=23.128.96.33;
From:   Dragos Tatulea <dtatulea@nvidia.com>
To:     "eperezma@redhat.com" <eperezma@redhat.com>
CC:     "xuanzhuo@linux.alibaba.com" <xuanzhuo@linux.alibaba.com>,
        Parav Pandit <parav@nvidia.com>, Gal Pressman <gal@nvidia.com>,
        "virtualization@lists.linux-foundation.org" 
        <virtualization@lists.linux-foundation.org>,
        "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
        "si-wei.liu@oracle.com" <si-wei.liu@oracle.com>,
        "kvm@vger.kernel.org" <kvm@vger.kernel.org>,
        "mst@redhat.com" <mst@redhat.com>,
        Saeed Mahameed <saeedm@nvidia.com>,
        "jasowang@redhat.com" <jasowang@redhat.com>,
        "leon@kernel.org" <leon@kernel.org>
Subject: Re: [PATCH vhost v2 4/8] vdpa/mlx5: Mark vq addrs for modification in
 hw vq
Thread-Topic: [PATCH vhost v2 4/8] vdpa/mlx5: Mark vq addrs for modification
 in hw vq
Thread-Index: AQHaJ2ha4Gy9JBIWuEWZX8/WZ4ytmbCmEe0AgAAGXwA=
Date:   Tue, 12 Dec 2023 19:44:03 +0000
Message-ID: <0eb3ba6fa53f599e3ad99fcb1a1140d2086b4df8.camel@nvidia.com>
References: <20231205104609.876194-1-dtatulea@nvidia.com>
         <20231205104609.876194-5-dtatulea@nvidia.com>
         <CAJaqyWeEY9LNTE8QEnJgLhgS7HiXr5gJEwwPBrC3RRBsAE4_7Q@mail.gmail.com>
In-Reply-To: <CAJaqyWeEY9LNTE8QEnJgLhgS7HiXr5gJEwwPBrC3RRBsAE4_7Q@mail.gmail.com>
Accept-Language: en-US
Content-Language: en-US
user-agent: Evolution 3.50.2 (3.50.2-1.fc39) 
x-ms-exchange-antispam-messagedata-chunkcount: 1
x-ms-exchange-antispam-messagedata-0: =?utf-8?B?bzZmanpCQzJaRWk1b1ZTUitFclhtZEwzYjFOMFZMUnNpaXBsUjAzL2xwRFJL?=
 =?utf-8?B?Y0h0SndXQk5SZUVUYk5FaUFCRUVNb3kxc3hIb0lSQlVtWHlsTDJFOFFqRkhj?=
 =?utf-8?B?bGR3SmppaUJ3RjNJUTZER2xMckJkT1BCWkF1Ulkya1JyTEo5TXpzTkZjUlg0?=
 =?utf-8?B?TW1veXRLZEErZ3RjVjNKZ05uRnRBMG5BOWZmNDR3cVltaFd3VkdXSnNweklL?=
 =?utf-8?B?WUlycm9YdUR2NWYzRnlBRTIyZFJlMFdORWJnWDVGendPa0dtRDNaZ1Q3ZE9q?=
 =?utf-8?B?RXFJampqTzh4b09sVVcvZGY1bzBqem5VMWg2V1QxYXFITk9jK1Q4Z0I1M1Rm?=
 =?utf-8?B?aytocjBtd3A0bitCQlErMWRjSUZpSE5nU0thNUY3WU9jbjBad09ZZ3pGcTBz?=
 =?utf-8?B?NGRhOGxTNlI5eXU1a2tGdCs5ZHJ5QVMyQVNVd2NuUERVS2ZEZmV3cVRCenhN?=
 =?utf-8?B?R2lIcnJKb0RqQ0xRdFVSamg2c29kbzIzeU53ZzRRcWZobEhCdU5pdlJLd3FY?=
 =?utf-8?B?SEV4MGNuaUtzR0tFUXdlUGx2WFhHL3NLaXhUQTk4bG5KbTVMbjJyUkVOTVl0?=
 =?utf-8?B?M1BLTGNhTkJvcjJCWnZYdVg2enlFK3dXMkJkcWRPTGJDdlRwZnllU2podzE4?=
 =?utf-8?B?ZytmOEtaUkVkZWJvcm1JNFN6MmlBVTdxcEhCcWh5SHRFOWR2NTdzcHR5TERD?=
 =?utf-8?B?NkNzZTg5OUplZnNOeERNaXlQd3BlZEJyMmpJOEZmVVhEWWgxL3BXT2hiQk1J?=
 =?utf-8?B?bzNNeXFIY2ZtZTRYQ3hTMlVOVkgwb2RBY1h4M1ZFZE1UdWxSZGNGNFRSTVhP?=
 =?utf-8?B?bmdrK2ZWdEhJU21OY3ExbDl6d0czUjEwL1QrZ0NKRkQ2SWlUNmRneTJhdFRh?=
 =?utf-8?B?TzQ1NTd5ZUdGZzBqNmRQTklBdFVGUmtlZUFidExRRlp2T2libEFPMzMzTmha?=
 =?utf-8?B?SStKcTRuQlR5R3kwcnR4UHFBV2pFODRNR1hTYk9sUVlyeUh5enRMNzEvdHVu?=
 =?utf-8?B?VW9pblFQdUdudXZFVXNHelh4L1JTQVd1OEdTV2dna0FEMmg1aTBzbDhpK2px?=
 =?utf-8?B?T2YyTDJaQ1pwU0IzNzQrUnYvWHg0MG5PcllCYmxtdlhOTEpTVTlWYWVpZVVw?=
 =?utf-8?B?Q1dWamwydW9WUlQvOGtqUmJ1M21EK2NTTVRObXpKT0dsYnlrUVRxVXFnTXE5?=
 =?utf-8?B?Qmcrd2owM1R1MGJXWWFkRWFDSUFQRkhnWVdzZE8xUzhOWnR6OFh6NGN0Q1JI?=
 =?utf-8?B?dnpTUXUxTFZyUTVESGpLTVdvUXNDQndYRHpFdTFKWVAyNTFrNlVralJ6dmpx?=
 =?utf-8?B?emlwbG5XbThScDlXaUlLQkZySTlSTzlXL2JFL0NUcnRFT3hnbEZMYkVValJ2?=
 =?utf-8?B?TTV4QkZwNTNnZGVOM1ZzU0xPaXlPR09HSHZxKzlUQ2t5WklDQWxRYUZrWStF?=
 =?utf-8?B?Q2l2T28wNVl3TGtaTW92Vkt4bGJCKzJlVytEd0dCL1FGdmJuUjhJMjF5RW9J?=
 =?utf-8?B?cUN6dXdyZjQ3WU5taEVJNGNuYzVoWmdBQ1RqOUN4MTkxTGNEZnpZcjdDWGxw?=
 =?utf-8?B?ZFY0UjZLU0VraWpFQjRhSllGVTJsWUd5d0xTWEJvMFZYOWJFVlhLamhCS0dr?=
 =?utf-8?B?SDlOL1o4MUF1NzhwZC82VEdYTzlOdGFCMWxGUkNpRFhjOC9vTkZXYkV1TXBq?=
 =?utf-8?B?RWk4Z20wZWNuY2psOTc5M3N6VGh3TjVlelNTeFQvdFUySTM1UXVjbjQxRjdD?=
 =?utf-8?B?eUZydXEvd05aMDc5QjdpbWZxWktHRFl3d0pST3kxdTFHTmg3YUJvU3c5NklC?=
 =?utf-8?B?NllyeTZXcEVXOWpEdFlXWFhldk55ekphM1R2dzBoNFdOZEFUMUFtdDRkQWMw?=
 =?utf-8?B?cEtEejVnWnRIWFhtNGlBTEpHei9RZkplb0VxMWFIVjZFRjFYbFl3YWljdElk?=
 =?utf-8?B?QTZUa1BjSTdKNzFwZXpSeVZHS3hYd3p0NXRjbFFleXlIOEZBejBJNXkvb2hY?=
 =?utf-8?B?Z084Z1ZMTlliRVM0NUFRcnhGd1NUSWVxOWkxSDRVNHhHUHQ3UnVON054WlpK?=
 =?utf-8?B?RUxLcFVucFVra3FCOHkvQURhMzBxMW8xRE96bG5ab1M5TUlFMWtYRmRpRERC?=
 =?utf-8?B?UWdlZ21jbGkzbElsU01INElSdER5MjZHSzBGdjZ6OFY2SGFxc2NlYldRcCtq?=
 =?utf-8?B?VjBsZm9WYzJOVkZSUDF2WUNXSDdjbW1uWnROVTRsalJGVDZ0YktHZW5NVUlp?=
 =?utf-8?B?TmlQa0JibndXc1lzeFkxbStTamJ3PT0=?=
Content-Type: text/plain; charset="utf-8"
Content-ID: <19CDCA6C83E0C44A9AF1DC6C64507541@namprd12.prod.outlook.com>
Content-Transfer-Encoding: base64
MIME-Version: 1.0
X-OriginatorOrg: Nvidia.com
X-MS-Exchange-CrossTenant-AuthAs: Internal
X-MS-Exchange-CrossTenant-AuthSource: DM6PR12MB5565.namprd12.prod.outlook.com
X-MS-Exchange-CrossTenant-Network-Message-Id: c434d15d-02b1-4864-caf8-08dbfb4ab1c4
X-MS-Exchange-CrossTenant-originalarrivaltime: 12 Dec 2023 19:44:03.1504
 (UTC)
X-MS-Exchange-CrossTenant-fromentityheader: Hosted
X-MS-Exchange-CrossTenant-id: 43083d15-7273-40c1-b7db-39efd9ccc17a
X-MS-Exchange-CrossTenant-mailboxtype: HOSTED
X-MS-Exchange-CrossTenant-userprincipalname: i/de6rxYyZkx+IOheah+V+IQZLKfLeVz8xRVINem68wpKAhTZRlVIe00jPAMHzGwiE9ufSKtW8jbDw0NBDHGnQ==
X-MS-Exchange-Transport-CrossTenantHeadersStamped: SN7PR12MB7298
X-Spam-Status: No, score=-0.9 required=5.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED,
	DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,
	MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE
	autolearn=unavailable autolearn_force=no version=3.4.6
X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lipwig.vger.email
Precedence: bulk
List-ID: <linux-kernel.vger.kernel.org>
X-Mailing-List: linux-kernel@vger.kernel.org
X-Greylist: Sender passed SPF test, not delayed by milter-greylist-4.6.4 (lipwig.vger.email [0.0.0.0]); Tue, 12 Dec 2023 11:44:20 -0800 (PST)
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