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dkim=none (message not signed) header.d=none;dmarc=pass action=none header.from=nvidia.com; Received-SPF: Pass (protection.outlook.com: domain of nvidia.com designates 216.228.117.161 as permitted sender) receiver=protection.outlook.com; client-ip=216.228.117.161; helo=mail.nvidia.com; pr=C Received: from mail.nvidia.com (216.228.117.161) by SJ5PEPF000001D2.mail.protection.outlook.com (10.167.242.54) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.8880.14 via Frontend Transport; Thu, 26 Jun 2025 12:06:22 +0000 Received: from rnnvmail201.nvidia.com (10.129.68.8) by mail.nvidia.com (10.129.200.67) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.4; Thu, 26 Jun 2025 05:06:06 -0700 Received: from nvidia.com (10.126.230.35) by rnnvmail201.nvidia.com (10.129.68.8) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.14; Thu, 26 Jun 2025 05:06:04 -0700 From: Xueming Li To: Long Li CC: Xueming Li , dpdk stable Subject: patch 'bus/vmbus: use Hyper-V page size' has been queued to stable release 23.11.5 Date: Thu, 26 Jun 2025 20:01:07 +0800 Message-ID: <20250626120145.27369-48-xuemingl@nvidia.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20250626120145.27369-1-xuemingl@nvidia.com> References: <20250626120145.27369-1-xuemingl@nvidia.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-Originating-IP: [10.126.230.35] X-ClientProxiedBy: rnnvmail201.nvidia.com (10.129.68.8) To rnnvmail201.nvidia.com (10.129.68.8) X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: SJ5PEPF000001D2:EE_|DS7PR12MB5983:EE_ X-MS-Office365-Filtering-Correlation-Id: 1fe3ccba-593a-4ab2-0560-08ddb4a9de05 X-LD-Processed: 43083d15-7273-40c1-b7db-39efd9ccc17a,ExtAddr X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; 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CTRY:US; LANG:en; SCL:1; SRV:; IPV:NLI; SFV:NSPM; H:mail.nvidia.com; PTR:dc6edge2.nvidia.com; CAT:NONE; SFS:(13230040)(82310400026)(376014)(36860700013)(1800799024)(7053199007); DIR:OUT; SFP:1101; X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 26 Jun 2025 12:06:22.3394 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 1fe3ccba-593a-4ab2-0560-08ddb4a9de05 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: SJ5PEPF000001D2.namprd05.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: DS7PR12MB5983 X-BeenThere: stable@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: patches for DPDK stable branches List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: stable-bounces@dpdk.org Hi, FYI, your patch has been queued to stable release 23.11.5 Note it hasn't been pushed to http://dpdk.org/browse/dpdk-stable yet. It will be pushed if I get no objections before 06/28/25. So please shout if anyone has objections. Also note that after the patch there's a diff of the upstream commit vs the patch applied to the branch. This will indicate if there was any rebasing needed to apply to the stable branch. If there were code changes for rebasing (ie: not only metadata diffs), please double check that the rebase was correctly done. Queued patches are on a temporary branch at: https://git.dpdk.org/dpdk-stable/log/?h=23.11-staging This queued commit can be viewed at: https://git.dpdk.org/dpdk-stable/commit/?h=23.11-staging&id=f3f3b4cf9498454015aeb925eb93d2908a3ad2ad Thanks. Xueming Li --- >From f3f3b4cf9498454015aeb925eb93d2908a3ad2ad Mon Sep 17 00:00:00 2001 From: Long Li Date: Fri, 18 Apr 2025 12:32:48 -0700 Subject: [PATCH] bus/vmbus: use Hyper-V page size Cc: Xueming Li [ upstream commit 30f24d33f33bbb29b1fba32b01e8c8d77400a5d5 ] Hyper-V uses 4k page size, regardless of the system page size used. Define Hyper-V page size for use in drivers. The interrupt and monitor pages mapped from Hyper-V via kernel are always 4k in sizes. Use Hyper-V page size to map them. Fixes: 831dba47bd36 ("bus/vmbus: add Hyper-V virtual bus support") Signed-off-by: Long Li --- drivers/bus/vmbus/bus_vmbus_driver.h | 4 ++++ drivers/bus/vmbus/linux/vmbus_uio.c | 2 +- drivers/bus/vmbus/vmbus_common_uio.c | 2 +- 3 files changed, 6 insertions(+), 2 deletions(-) diff --git a/drivers/bus/vmbus/bus_vmbus_driver.h b/drivers/bus/vmbus/bus_vmbus_driver.h index e2475a642d..879cbd5bbf 100644 --- a/drivers/bus/vmbus/bus_vmbus_driver.h +++ b/drivers/bus/vmbus/bus_vmbus_driver.h @@ -14,6 +14,10 @@ extern "C" { #include #include +#define HYPERV_PAGE_SHIFT 12 +#define HYPERV_PAGE_SIZE (1 << HYPERV_PAGE_SHIFT) +#define HYPERV_PAGE_MASK (HYPERV_PAGE_SIZE - 1) + struct vmbus_channel; struct vmbus_mon_page; diff --git a/drivers/bus/vmbus/linux/vmbus_uio.c b/drivers/bus/vmbus/linux/vmbus_uio.c index 26edef342d..d4522f2e21 100644 --- a/drivers/bus/vmbus/linux/vmbus_uio.c +++ b/drivers/bus/vmbus/linux/vmbus_uio.c @@ -268,7 +268,7 @@ static int vmbus_uio_map_subchan(const struct rte_vmbus_device *dev, } file_size = sb.st_size; - if (file_size == 0 || (file_size & (rte_mem_page_size() - 1))) { + if (file_size == 0 || (file_size & (HYPERV_PAGE_SIZE - 1))) { VMBUS_LOG(ERR, "incorrect size %s: %zu", ring_path, file_size); diff --git a/drivers/bus/vmbus/vmbus_common_uio.c b/drivers/bus/vmbus/vmbus_common_uio.c index 4d4613513c..13289cd9a4 100644 --- a/drivers/bus/vmbus/vmbus_common_uio.c +++ b/drivers/bus/vmbus/vmbus_common_uio.c @@ -201,7 +201,7 @@ vmbus_uio_map_resource(struct rte_vmbus_device *dev) } dev->int_page = (uint32_t *)((char *)uio_res->maps[HV_INT_PAGE_MAP].addr - + (rte_mem_page_size() >> 1)); + + (HYPERV_PAGE_SIZE >> 1)); dev->monitor_page = uio_res->maps[HV_MON_PAGE_MAP].addr; return 0; } -- 2.34.1 --- Diff of the applied patch vs upstream commit (please double-check if non-empty: --- --- - 2025-06-26 19:59:19.660326449 +0800 +++ 0047-bus-vmbus-use-Hyper-V-page-size.patch 2025-06-26 19:59:17.390418044 +0800 @@ -1 +1 @@ -From 30f24d33f33bbb29b1fba32b01e8c8d77400a5d5 Mon Sep 17 00:00:00 2001 +From f3f3b4cf9498454015aeb925eb93d2908a3ad2ad Mon Sep 17 00:00:00 2001 @@ -4,0 +5,3 @@ +Cc: Xueming Li + +[ upstream commit 30f24d33f33bbb29b1fba32b01e8c8d77400a5d5 ] @@ -13 +15,0 @@ -Cc: stable@dpdk.org @@ -23 +25 @@ -index bc394208de..0a56275437 100644 +index e2475a642d..879cbd5bbf 100644 @@ -26,3 +28,3 @@ -@@ -14,6 +14,10 @@ - extern "C" { - #endif +@@ -14,6 +14,10 @@ extern "C" { + #include + #include