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client-ip=216.228.117.160; helo=mail.nvidia.com; pr=C From: Parav Pandit To: , , , CC: , , Parav Pandit , Max Gurtovoy Date: Fri, 24 Mar 2023 04:35:34 +0300 Message-ID: <20230324013534.280820-4-parav@nvidia.com> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20230324013534.280820-1-parav@nvidia.com> References: <20230324013534.280820-1-parav@nvidia.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-Originating-IP: [10.126.230.37] X-ClientProxiedBy: rnnvmail203.nvidia.com (10.129.68.9) To rnnvmail201.nvidia.com (10.129.68.8) X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: BN8NAM11FT086:EE_|PH8PR12MB6721:EE_ X-MS-Office365-Filtering-Correlation-Id: 1b627832-8ad4-48c3-89a4-08db2c081fd1 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:(13230025)(4636009)(346002)(136003)(376002)(396003)(39860400002)(451199018)(40470700004)(36840700001)(46966006)(356005)(40480700001)(2906002)(40460700003)(83380400001)(478600001)(2616005)(336012)(16526019)(186003)(316002)(82310400005)(36756003)(86362001)(110136005)(6666004)(8676002)(54906003)(36860700001)(70206006)(70586007)(4326008)(107886003)(47076005)(426003)(1076003)(8936002)(26005)(82740400003)(7636003)(41300700001)(5660300002);DIR:OUT;SFP:1101; X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 24 Mar 2023 01:36:00.6212 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 1b627832-8ad4-48c3-89a4-08db2c081fd1 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: BN8NAM11FT086.eop-nam11.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: PH8PR12MB6721 Subject: [virtio-dev] [PATCH 3/3] transport-pci: Improve queue msix vector register desc queue_msix_vector register is for receiving interrupts from the device for the virtqueue. "for MSI-X" is confusing term. Also it is the register that driver "writes" to, similar to many other registers such as queue_desc, queue_driver etc. Hence, replace the verb from use to write. Signed-off-by: Parav Pandit Reviewed-by: Max Gurtovoy --- transport-pci.tex | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/transport-pci.tex b/transport-pci.tex index 1bc89b4..9d492d5 100644 --- a/transport-pci.tex +++ b/transport-pci.tex @@ -367,7 +367,8 @@ \subsubsection{Common configuration structure layout}\label{sec:Virtio Transport A 0 means the queue is unavailable. \item[\field{queue_msix_vector}] - The driver uses this to specify the queue vector for MSI-X. + The driver writes an MSI-X vector number for receiving + virtqueue interrupts. \item[\field{queue_enable}] The driver uses this to selectively prevent the device from executing requests from this virtqueue. -- 2.26.2 --------------------------------------------------------------------- To unsubscribe, e-mail: virtio-dev-unsubscribe@lists.oasis-open.org For additional commands, e-mail: virtio-dev-help@lists.oasis-open.org