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Mon, 18 Dec 2023 00:38:19 -0800 From: Yishai Hadas To: , , , CC: , , , , , , , , , , Subject: [PATCH V9 vfio 1/9] virtio: Define feature bit for administration virtqueue Date: Mon, 18 Dec 2023 10:37:47 +0200 Message-ID: <20231218083755.96281-2-yishaih@nvidia.com> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20231218083755.96281-1-yishaih@nvidia.com> References: <20231218083755.96281-1-yishaih@nvidia.com> Precedence: bulk X-Mailing-List: kvm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-NV-OnPremToCloud: ExternallySecured X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: BL6PEPF0001AB72:EE_|PH0PR12MB8098:EE_ X-MS-Office365-Filtering-Correlation-Id: 4981b0da-65b1-405d-0dc2-08dbffa4beac 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:216.228.117.161;CTRY:US;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:mail.nvidia.com;PTR:dc6edge2.nvidia.com;CAT:NONE;SFS:(13230031)(4636009)(396003)(346002)(136003)(376002)(39860400002)(230922051799003)(1800799012)(451199024)(186009)(64100799003)(82310400011)(46966006)(36840700001)(40470700004)(40460700003)(1076003)(107886003)(26005)(336012)(2616005)(426003)(7696005)(6666004)(36860700001)(83380400001)(47076005)(5660300002)(41300700001)(2906002)(478600001)(54906003)(8676002)(8936002)(4326008)(70586007)(70206006)(110136005)(6636002)(316002)(82740400003)(356005)(36756003)(86362001)(7636003)(40480700001)(2101003);DIR:OUT;SFP:1101; X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 18 Dec 2023 08:38:43.9692 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 4981b0da-65b1-405d-0dc2-08dbffa4beac X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a;Ip=[216.228.117.161];Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: BL6PEPF0001AB72.namprd02.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: PH0PR12MB8098 From: Feng Liu Introduce VIRTIO_F_ADMIN_VQ which is used for administration virtqueue support. Signed-off-by: Feng Liu Reviewed-by: Parav Pandit Reviewed-by: Jiri Pirko Acked-by: Michael S. Tsirkin Signed-off-by: Yishai Hadas --- include/uapi/linux/virtio_config.h | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/include/uapi/linux/virtio_config.h b/include/uapi/linux/virtio_config.h index 8881aea60f6f..2445f365bce7 100644 --- a/include/uapi/linux/virtio_config.h +++ b/include/uapi/linux/virtio_config.h @@ -52,7 +52,7 @@ * rest are per-device feature bits. */ #define VIRTIO_TRANSPORT_F_START 28 -#define VIRTIO_TRANSPORT_F_END 41 +#define VIRTIO_TRANSPORT_F_END 42 #ifndef VIRTIO_CONFIG_NO_LEGACY /* Do we get callbacks when the ring is completely used, even if we've @@ -114,4 +114,10 @@ * This feature indicates that the driver can reset a queue individually. */ #define VIRTIO_F_RING_RESET 40 + +/* + * This feature indicates that the device support administration virtqueues. + */ +#define VIRTIO_F_ADMIN_VQ 41 + #endif /* _UAPI_LINUX_VIRTIO_CONFIG_H */