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Tue, 5 Dec 2023 09:06:54 -0800 From: Yishai Hadas To: , , , CC: , , , , , , , , , , Subject: [PATCH V5 vfio 1/9] virtio: Define feature bit for administration virtqueue Date: Tue, 5 Dec 2023 19:06:15 +0200 Message-ID: <20231205170623.197877-2-yishaih@nvidia.com> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20231205170623.197877-1-yishaih@nvidia.com> References: <20231205170623.197877-1-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: CO1PEPF000044F9:EE_|CH2PR12MB4326:EE_ X-MS-Office365-Filtering-Correlation-Id: 22cce92b-429d-4f25-ffd4-08dbf5b4a039 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:216.228.117.160;CTRY:US;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:mail.nvidia.com;PTR:dc6edge1.nvidia.com;CAT:NONE;SFS:(13230031)(4636009)(376002)(136003)(39860400002)(396003)(346002)(230922051799003)(64100799003)(451199024)(186009)(1800799012)(82310400011)(36840700001)(46966006)(40470700004)(40480700001)(40460700003)(478600001)(7696005)(8676002)(1076003)(107886003)(7636003)(47076005)(2616005)(6666004)(26005)(336012)(110136005)(6636002)(426003)(4326008)(54906003)(70206006)(70586007)(83380400001)(8936002)(316002)(36756003)(41300700001)(82740400003)(356005)(5660300002)(86362001)(36860700001)(2906002)(2101003);DIR:OUT;SFP:1101; X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 05 Dec 2023 17:07:13.2724 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 22cce92b-429d-4f25-ffd4-08dbf5b4a039 X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a;Ip=[216.228.117.160];Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: CO1PEPF000044F9.namprd21.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: CH2PR12MB4326 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 */