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Mon, 16 Jan 2023 06:12:35 -0800 Received: from rnnvmail201.nvidia.com (10.129.68.8) by rnnvmail203.nvidia.com (10.129.68.9) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.986.36; Mon, 16 Jan 2023 06:12:34 -0800 Received: from vdi.nvidia.com (10.127.8.9) by mail.nvidia.com (10.129.68.8) with Microsoft SMTP Server id 15.2.986.36 via Frontend Transport; Mon, 16 Jan 2023 06:12:28 -0800 From: Avihai Horon To: CC: Alex Williamson , Halil Pasic , Christian Borntraeger , Eric Farman , Richard Henderson , David Hildenbrand , "Ilya Leoshkevich" , Thomas Huth , "Juan Quintela" , "Dr. David Alan Gilbert" , "Michael S. Tsirkin" , Cornelia Huck , Paolo Bonzini , Stefan Hajnoczi , Fam Zheng , Eric Blake , Vladimir Sementsov-Ogievskiy , John Snow , =?utf-8?q?C=C3=A9dric_Le_Goater?= , , , Yishai Hadas , Jason Gunthorpe , Maor Gottlieb , Avihai Horon , Kirti Wankhede , Tarun Gupta , Joao Martins Subject: [PATCH v8 07/13] vfio/migration: Move migration v1 logic to vfio_migration_init() Date: Mon, 16 Jan 2023 16:11:29 +0200 Message-ID: <20230116141135.12021-8-avihaih@nvidia.com> X-Mailer: git-send-email 2.21.3 In-Reply-To: <20230116141135.12021-1-avihaih@nvidia.com> References: <20230116141135.12021-1-avihaih@nvidia.com> MIME-Version: 1.0 X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: DM6NAM11FT092:EE_|DS0PR12MB6464:EE_ X-MS-Office365-Filtering-Correlation-Id: 3df364f7-75c1-44a0-59b7-08daf7cbbeb0 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:(13230022)(4636009)(136003)(346002)(39860400002)(376002)(396003)(451199015)(36840700001)(40470700004)(46966006)(70206006)(82310400005)(2906002)(7416002)(5660300002)(36756003)(2616005)(70586007)(8676002)(1076003)(4326008)(54906003)(316002)(41300700001)(40480700001)(478600001)(66574015)(26005)(8936002)(336012)(186003)(6916009)(426003)(7696005)(86362001)(83380400001)(36860700001)(47076005)(356005)(7636003)(40460700003)(82740400003); DIR:OUT; SFP:1101; X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 16 Jan 2023 14:12:47.4434 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 3df364f7-75c1-44a0-59b7-08daf7cbbeb0 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: DM6NAM11FT092.eop-nam11.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: DS0PR12MB6464 Received-SPF: softfail client-ip=40.107.92.57; envelope-from=avihaih@nvidia.com; helo=NAM10-BN7-obe.outbound.protection.outlook.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H2=-0.001, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Move vfio_dev_get_region_info() logic from vfio_migration_probe() to vfio_migration_init(). This logic is specific to v1 protocol and moving it will make it easier to add the v2 protocol implementation later. No functional changes intended. Signed-off-by: Avihai Horon Reviewed-by: Cédric Le Goater --- hw/vfio/migration.c | 30 +++++++++++++++--------------- hw/vfio/trace-events | 2 +- 2 files changed, 16 insertions(+), 16 deletions(-) diff --git a/hw/vfio/migration.c b/hw/vfio/migration.c index 552c2313b2..977da64411 100644 --- a/hw/vfio/migration.c +++ b/hw/vfio/migration.c @@ -788,14 +788,14 @@ static void vfio_migration_exit(VFIODevice *vbasedev) vbasedev->migration = NULL; } -static int vfio_migration_init(VFIODevice *vbasedev, - struct vfio_region_info *info) +static int vfio_migration_init(VFIODevice *vbasedev) { int ret; Object *obj; VFIOMigration *migration; char id[256] = ""; g_autofree char *path = NULL, *oid = NULL; + struct vfio_region_info *info; if (!vbasedev->ops->vfio_get_object) { return -EINVAL; @@ -806,6 +806,14 @@ static int vfio_migration_init(VFIODevice *vbasedev, return -EINVAL; } + ret = vfio_get_dev_region_info(vbasedev, + VFIO_REGION_TYPE_MIGRATION_DEPRECATED, + VFIO_REGION_SUBTYPE_MIGRATION_DEPRECATED, + &info); + if (ret) { + return ret; + } + vbasedev->migration = g_new0(VFIOMigration, 1); vbasedev->migration->device_state = VFIO_DEVICE_STATE_V1_RUNNING; vbasedev->migration->vm_running = runstate_is_running(); @@ -825,6 +833,8 @@ static int vfio_migration_init(VFIODevice *vbasedev, goto err; } + g_free(info); + migration = vbasedev->migration; migration->vbasedev = vbasedev; @@ -847,6 +857,7 @@ static int vfio_migration_init(VFIODevice *vbasedev, return 0; err: + g_free(info); vfio_migration_exit(vbasedev); return ret; } @@ -860,34 +871,23 @@ int64_t vfio_mig_bytes_transferred(void) int vfio_migration_probe(VFIODevice *vbasedev, Error **errp) { - struct vfio_region_info *info = NULL; int ret = -ENOTSUP; if (!vbasedev->enable_migration) { goto add_blocker; } - ret = vfio_get_dev_region_info(vbasedev, - VFIO_REGION_TYPE_MIGRATION_DEPRECATED, - VFIO_REGION_SUBTYPE_MIGRATION_DEPRECATED, - &info); - if (ret) { - goto add_blocker; - } - - ret = vfio_migration_init(vbasedev, info); + ret = vfio_migration_init(vbasedev); if (ret) { goto add_blocker; } - trace_vfio_migration_probe(vbasedev->name, info->index); - g_free(info); + trace_vfio_migration_probe(vbasedev->name); return 0; add_blocker: error_setg(&vbasedev->migration_blocker, "VFIO device doesn't support migration"); - g_free(info); ret = migrate_add_blocker(vbasedev->migration_blocker, errp); if (ret < 0) { diff --git a/hw/vfio/trace-events b/hw/vfio/trace-events index 73dffe9e00..b259dcc644 100644 --- a/hw/vfio/trace-events +++ b/hw/vfio/trace-events @@ -148,7 +148,7 @@ vfio_display_edid_update(uint32_t prefx, uint32_t prefy) "%ux%u" vfio_display_edid_write_error(void) "" # migration.c -vfio_migration_probe(const char *name, uint32_t index) " (%s) Region %d" +vfio_migration_probe(const char *name) " (%s)" vfio_migration_set_state(const char *name, uint32_t state) " (%s) state %d" vfio_vmstate_change(const char *name, int running, const char *reason, uint32_t dev_state) " (%s) running %d reason %s device state %d" vfio_migration_state_notifier(const char *name, const char *state) " (%s) state %s"