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Mon, 8 Jul 2024 05:01:00 -0700 From: Dragos Tatulea Date: Mon, 8 Jul 2024 15:00:25 +0300 Subject: [PATCH vhost v3 01/24] vdpa/mlx5: Clarify meaning thorough function rename Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-ID: <20240708-stage-vdpa-vq-precreate-v3-1-afe3c766e393@nvidia.com> References: <20240708-stage-vdpa-vq-precreate-v3-0-afe3c766e393@nvidia.com> In-Reply-To: <20240708-stage-vdpa-vq-precreate-v3-0-afe3c766e393@nvidia.com> To: "Michael S. Tsirkin" , Jason Wang , Xuan Zhuo , =?utf-8?q?Eugenio_P=C3=A9rez?= , Saeed Mahameed , Leon Romanovsky , Tariq Toukan , Si-Wei Liu CC: , , , , Cosmin Ratiu , Dragos Tatulea X-Mailer: b4 0.13.0 X-NV-OnPremToCloud: ExternallySecured X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: BL6PEPF00020E64:EE_|SA1PR12MB7365:EE_ X-MS-Office365-Filtering-Correlation-Id: 53a9e13f-9f5d-4eac-64e5-08dc9f45b83f X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|376014|7416014|1800799024|82310400026|36860700013; X-Microsoft-Antispam-Message-Info: =?utf-8?q?mGEGdGjwIN6AvkkZqQpKjAbPAKNDI4z?= =?utf-8?q?1/B+2QrJzKda1tVA52H7RGmXdUmW8hQoglFy6WBmwZiu6r0umgJuTyPhTQWeVD4Gv?= =?utf-8?q?0xGmHu6UtqLwembgSzQFIGMpXw8YqiDveCBUmYBjujAuvWBE2mOVt+zmFb2jbfczU?= =?utf-8?q?FQYvWlNLwa1fL47BNIQOncKsajMVz6eCwiToZBkt6PUVC5LK4TgCaV5RzerOHa65e?= =?utf-8?q?gOW1BwYEVAFcEcCmMY7YJu3VracDuK/VvQEmDVIvx71jSJYzLRf+CFP1fp/nGrE5i?= =?utf-8?q?bo68+6ZLg1rkyNe2djD32/d5BtkeGQ11N52E2QXLATo2tful4QwmSre5NnWum16JW?= =?utf-8?q?ZwLBvtcYp0fmk3CGm/7OxuF0n2kSDkVN+jk81Ky0TmbyEctXNIxX5YMe0WGc+Zy5K?= =?utf-8?q?8Swl9Z2RM50xOyDuvCDJJEQT2MYFqnX5ABYAVmN0che9avtcnV2aqvtbyA7m6DTwO?= =?utf-8?q?MzT9a+oFO2LpNXf6xsaQBQK3eWeQI5pEFP4ZMkHKr2VUXxUimCOv6tdqc9uaKNZIn?= =?utf-8?q?ata53k/uYckiFJoU8Pp56Qw1metVDkagFP8w+C6crDmURtcEM4CCUT+o+QYcqw9pN?= =?utf-8?q?Eg4lrzdA2jeCv8bSLizoQqZ2d64KtTpav21nNOhV0wVP/XWs4vCFQ5g39wtKxygLk?= =?utf-8?q?03SyWlEqA6PXp2tSnl94zToGtQ9F+lF/1oCUfACJL+6i4/9bbJ5jlcy0+RGUxK/t6?= =?utf-8?q?8O53kZwvQGv5JFaoktNoktGzC4i15ms4982AWuLolQ8LqAzIKP5K/0NgpbTQBwl6y?= =?utf-8?q?C3wIX9adDpsHwSXsUeqSyOW50smXy6eL57P103a6K5ha6nmpr5QuDfixRquh5KL+8?= =?utf-8?q?bRbW4OC/TAAcXL9x4IPfZWGkss6+hz8y6C6Ev+2e+XoMMNP109RXwAkinCV/jEwHY?= =?utf-8?q?OmO+HpaC1BD4GpBAL4kmqFH0lDomSHMkPluV9OxNr7Z1B1j84JtzSrfH9R2KV7Wz/?= =?utf-8?q?zZfo7Hbwq+KM4hTK/EEk3mZd4e23N37pLLXWfj9A4YgUAhPGWegEMz+KLpNNXB2qe?= =?utf-8?q?/3r54c7Uy9eI2Ka9AqaWDeXgo0jvYBXh5191ndJ0kHrZwJ0ht8Lppib9TLvPh8tpK?= =?utf-8?q?TQY+eDAxvIe3HN4EOq5RhiPNliHP0lvNzZwgZ5Jr2tklsM5YwszZVQl+FmZzhLrrF?= =?utf-8?q?kK+xnWs8pe4jmxrS3Pg3sj8dqyfwqNCLKwFYzk6drHGK0EKoG6InhR/gIxxC8y0HQ?= =?utf-8?q?1Cts14UenbItS+cED1lRHMF6oxPMHdKdqr4B8j0Cudfl9VxNLh2W823X3566FkNCJ?= =?utf-8?q?TwDQf/XLO2nzHsMVmANmYJpz0V3DlNG+5LJ+8ljGihnLSAOTjLwxMIfcad+4A9Iss?= =?utf-8?q?s0weIqgsODEL0XzFsjXzdmMrhOX0ytl+EwVeDnoCQEPAuOfpQcG0GWjRXKtc9yRu1?= =?utf-8?q?ZpUXh3+YPZV?= 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:(13230040)(376014)(7416014)(1800799024)(82310400026)(36860700013);DIR:OUT;SFP:1101; X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 08 Jul 2024 12:01:37.0458 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 53a9e13f-9f5d-4eac-64e5-08dc9f45b83f 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: BL6PEPF00020E64.namprd04.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: SA1PR12MB7365 setup_driver()/teardown_driver() are a bit vague. These functions are used for virtqueue resources. Same for alloc_resources()/teardown_resources(): they represent fixed resources that are meant to exist during the device lifetime. Reviewed-by: Cosmin Ratiu Acked-by: Eugenio Pérez Signed-off-by: Dragos Tatulea --- drivers/vdpa/mlx5/net/mlx5_vnet.c | 28 ++++++++++++++-------------- 1 file changed, 14 insertions(+), 14 deletions(-) diff --git a/drivers/vdpa/mlx5/net/mlx5_vnet.c b/drivers/vdpa/mlx5/net/mlx5_vnet.c index ecfc16151d61..3422da0e344b 100644 --- a/drivers/vdpa/mlx5/net/mlx5_vnet.c +++ b/drivers/vdpa/mlx5/net/mlx5_vnet.c @@ -144,10 +144,10 @@ static bool is_index_valid(struct mlx5_vdpa_dev *mvdev, u16 idx) return idx <= mvdev->max_idx; } -static void free_resources(struct mlx5_vdpa_net *ndev); +static void free_fixed_resources(struct mlx5_vdpa_net *ndev); static void init_mvqs(struct mlx5_vdpa_net *ndev); -static int setup_driver(struct mlx5_vdpa_dev *mvdev); -static void teardown_driver(struct mlx5_vdpa_net *ndev); +static int setup_vq_resources(struct mlx5_vdpa_dev *mvdev); +static void teardown_vq_resources(struct mlx5_vdpa_net *ndev); static bool mlx5_vdpa_debug; @@ -2848,7 +2848,7 @@ static int mlx5_vdpa_change_map(struct mlx5_vdpa_dev *mvdev, if (err) return err; - teardown_driver(ndev); + teardown_vq_resources(ndev); } mlx5_vdpa_update_mr(mvdev, new_mr, asid); @@ -2862,7 +2862,7 @@ static int mlx5_vdpa_change_map(struct mlx5_vdpa_dev *mvdev, if (teardown) { restore_channels_info(ndev); - err = setup_driver(mvdev); + err = setup_vq_resources(mvdev); if (err) return err; } @@ -2873,7 +2873,7 @@ static int mlx5_vdpa_change_map(struct mlx5_vdpa_dev *mvdev, } /* reslock must be held for this function */ -static int setup_driver(struct mlx5_vdpa_dev *mvdev) +static int setup_vq_resources(struct mlx5_vdpa_dev *mvdev) { struct mlx5_vdpa_net *ndev = to_mlx5_vdpa_ndev(mvdev); int err; @@ -2931,7 +2931,7 @@ static int setup_driver(struct mlx5_vdpa_dev *mvdev) } /* reslock must be held for this function */ -static void teardown_driver(struct mlx5_vdpa_net *ndev) +static void teardown_vq_resources(struct mlx5_vdpa_net *ndev) { WARN_ON(!rwsem_is_locked(&ndev->reslock)); @@ -2997,7 +2997,7 @@ static void mlx5_vdpa_set_status(struct vdpa_device *vdev, u8 status) goto err_setup; } register_link_notifier(ndev); - err = setup_driver(mvdev); + err = setup_vq_resources(mvdev); if (err) { mlx5_vdpa_warn(mvdev, "failed to setup driver\n"); goto err_driver; @@ -3040,7 +3040,7 @@ static int mlx5_vdpa_compat_reset(struct vdpa_device *vdev, u32 flags) down_write(&ndev->reslock); unregister_link_notifier(ndev); - teardown_driver(ndev); + teardown_vq_resources(ndev); clear_vqs_ready(ndev); if (flags & VDPA_RESET_F_CLEAN_MAP) mlx5_vdpa_destroy_mr_resources(&ndev->mvdev); @@ -3197,7 +3197,7 @@ static void mlx5_vdpa_free(struct vdpa_device *vdev) ndev = to_mlx5_vdpa_ndev(mvdev); - free_resources(ndev); + free_fixed_resources(ndev); mlx5_vdpa_destroy_mr_resources(mvdev); if (!is_zero_ether_addr(ndev->config.mac)) { pfmdev = pci_get_drvdata(pci_physfn(mvdev->mdev->pdev)); @@ -3467,7 +3467,7 @@ static int query_mtu(struct mlx5_core_dev *mdev, u16 *mtu) return 0; } -static int alloc_resources(struct mlx5_vdpa_net *ndev) +static int alloc_fixed_resources(struct mlx5_vdpa_net *ndev) { struct mlx5_vdpa_net_resources *res = &ndev->res; int err; @@ -3494,7 +3494,7 @@ static int alloc_resources(struct mlx5_vdpa_net *ndev) return err; } -static void free_resources(struct mlx5_vdpa_net *ndev) +static void free_fixed_resources(struct mlx5_vdpa_net *ndev) { struct mlx5_vdpa_net_resources *res = &ndev->res; @@ -3735,7 +3735,7 @@ static int mlx5_vdpa_dev_add(struct vdpa_mgmt_dev *v_mdev, const char *name, goto err_res; } - err = alloc_resources(ndev); + err = alloc_fixed_resources(ndev); if (err) goto err_mr; @@ -3758,7 +3758,7 @@ static int mlx5_vdpa_dev_add(struct vdpa_mgmt_dev *v_mdev, const char *name, err_reg: destroy_workqueue(mvdev->wq); err_res2: - free_resources(ndev); + free_fixed_resources(ndev); err_mr: mlx5_vdpa_destroy_mr_resources(mvdev); err_res: