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Fri, 24 Jun 2022 01:48:31 -0700 From: Dmitry Kozlyuk To: CC: Maxime Coquelin , Chenbo Xia Subject: [PATCH v3 5/5] doc: add note about running virtio-legacy as non-root Date: Fri, 24 Jun 2022 11:48:17 +0300 Message-ID: <20220624084817.63145-6-dkozlyuk@nvidia.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220624084817.63145-1-dkozlyuk@nvidia.com> References: <20220617112508.3823291-1-dkozlyuk@nvidia.com> <20220624084817.63145-1-dkozlyuk@nvidia.com> MIME-Version: 1.0 X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: eac6b3b7-bf7c-4cf3-980b-08da55be5289 X-MS-TrafficTypeDiagnostic: DM6PR12MB3353:EE_ X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:12.22.5.234; CTRY:US; LANG:en; SCL:1; SRV:; IPV:NLI; SFV:NSPM; H:mail.nvidia.com; PTR:InfoNoRecords; CAT:NONE; SFS:(13230016)(4636009)(39860400002)(396003)(376002)(346002)(136003)(46966006)(40470700004)(36840700001)(336012)(8676002)(70206006)(55016003)(70586007)(4326008)(47076005)(426003)(8936002)(86362001)(40480700001)(7696005)(356005)(186003)(41300700001)(82740400003)(2616005)(478600001)(1076003)(6916009)(6286002)(4744005)(81166007)(40460700003)(36756003)(316002)(83380400001)(2906002)(36860700001)(82310400005)(6666004)(54906003)(5660300002)(26005)(36900700001); DIR:OUT; SFP:1101; X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 24 Jun 2022 08:48:34.2149 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: eac6b3b7-bf7c-4cf3-980b-08da55be5289 X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a; Ip=[12.22.5.234]; Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: DM6NAM11FT048.eop-nam11.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: DM6PR12MB3353 X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org The requirement of SYS_ADMIN capability in legacy virtio mode was missing. Add it to the driver-specific page. Signed-off-by: Dmitry Kozlyuk --- doc/guides/nics/virtio.rst | 3 +++ 1 file changed, 3 insertions(+) diff --git a/doc/guides/nics/virtio.rst b/doc/guides/nics/virtio.rst index 7c0ae2b3af..0e552b2701 100644 --- a/doc/guides/nics/virtio.rst +++ b/doc/guides/nics/virtio.rst @@ -86,6 +86,9 @@ The following prerequisites apply: * Linux kernel with KVM module; vhost module loaded and ioeventfd supported. Qemu standard backend without vhost support isn't tested, and probably isn't supported. +* When using legacy interface, ``SYS_RAWIO`` capability is required + for ``iopl()`` call to enable access to PCI IO ports. + Virtio with kni vhost Back End ------------------------------