From c0a6b5ecc5b7dd028c2921415ea036074a8f8b00 Mon Sep 17 00:00:00 2001 From: Leon Romanovsky Date: Wed, 2 Sep 2020 11:16:23 +0300 Subject: RDMA: Convert RWQ table logic to ib_core allocation scheme Move struct ib_rwq_ind_table allocation to ib_core. Link: https://lore.kernel.org/r/20200902081623.746359-3-leon@kernel.org Signed-off-by: Leon Romanovsky Signed-off-by: Jason Gunthorpe --- drivers/infiniband/core/device.c | 1 + drivers/infiniband/core/uverbs_cmd.c | 25 ++++++++++-------- drivers/infiniband/core/uverbs_std_types.c | 12 +++++++-- drivers/infiniband/core/verbs.c | 23 ----------------- drivers/infiniband/hw/mlx4/main.c | 3 +++ drivers/infiniband/hw/mlx4/mlx4_ib.h | 17 +++++++++---- drivers/infiniband/hw/mlx4/qp.c | 40 ++++++++--------------------- drivers/infiniband/hw/mlx5/cmd.c | 4 +-- drivers/infiniband/hw/mlx5/cmd.h | 2 +- drivers/infiniband/hw/mlx5/main.c | 3 +++ drivers/infiniband/hw/mlx5/mlx5_ib.h | 6 ++--- drivers/infiniband/hw/mlx5/qp.c | 41 +++++++++++------------------- include/rdma/ib_verbs.h | 9 +++---- 13 files changed, 80 insertions(+), 106 deletions(-) diff --git a/drivers/infiniband/core/device.c b/drivers/infiniband/core/device.c index 7365ca8edcdf..ec3becf85cac 100644 --- a/drivers/infiniband/core/device.c +++ b/drivers/infiniband/core/device.c @@ -2697,6 +2697,7 @@ void ib_set_device_ops(struct ib_device *dev, const struct ib_device_ops *ops) SET_OBJ_SIZE(dev_ops, ib_cq); SET_OBJ_SIZE(dev_ops, ib_mw); SET_OBJ_SIZE(dev_ops, ib_pd); + SET_OBJ_SIZE(dev_ops, ib_rwq_ind_table); SET_OBJ_SIZE(dev_ops, ib_srq); SET_OBJ_SIZE(dev_ops, ib_ucontext); SET_OBJ_SIZE(dev_ops, ib_xrcd); diff --git a/drivers/infiniband/core/uverbs_cmd.c b/drivers/infiniband/core/uverbs_cmd.c index 649d33b06566..e5c0784e151d 100644 --- a/drivers/infiniband/core/uverbs_cmd.c +++ b/drivers/infiniband/core/uverbs_cmd.c @@ -2993,11 +2993,11 @@ static int ib_uverbs_ex_create_rwq_ind_table(struct uverbs_attr_bundle *attrs) { struct ib_uverbs_ex_create_rwq_ind_table cmd; struct ib_uverbs_ex_create_rwq_ind_table_resp resp = {}; - struct ib_uobject *uobj; + struct ib_uobject *uobj; int err; struct ib_rwq_ind_table_init_attr init_attr = {}; struct ib_rwq_ind_table *rwq_ind_tbl; - struct ib_wq **wqs = NULL; + struct ib_wq **wqs = NULL; u32 *wqs_handles = NULL; struct ib_wq *wq = NULL; int i, num_read_wqs; @@ -3055,17 +3055,15 @@ static int ib_uverbs_ex_create_rwq_ind_table(struct uverbs_attr_bundle *attrs) goto put_wqs; } - init_attr.log_ind_tbl_size = cmd.log_ind_tbl_size; - init_attr.ind_tbl = wqs; - - rwq_ind_tbl = ib_dev->ops.create_rwq_ind_table(ib_dev, &init_attr, - &attrs->driver_udata); - - if (IS_ERR(rwq_ind_tbl)) { - err = PTR_ERR(rwq_ind_tbl); + rwq_ind_tbl = rdma_zalloc_drv_obj(ib_dev, ib_rwq_ind_table); + if (!rwq_ind_tbl) { + err = -ENOMEM; goto err_uobj; } + init_attr.log_ind_tbl_size = cmd.log_ind_tbl_size; + init_attr.ind_tbl = wqs; + rwq_ind_tbl->ind_tbl = wqs; rwq_ind_tbl->log_ind_tbl_size = init_attr.log_ind_tbl_size; rwq_ind_tbl->uobject = uobj; @@ -3073,6 +3071,11 @@ static int ib_uverbs_ex_create_rwq_ind_table(struct uverbs_attr_bundle *attrs) rwq_ind_tbl->device = ib_dev; atomic_set(&rwq_ind_tbl->usecnt, 0); + err = ib_dev->ops.create_rwq_ind_table(rwq_ind_tbl, &init_attr, + &attrs->driver_udata); + if (err) + goto err_create; + for (i = 0; i < num_wq_handles; i++) rdma_lookup_put_uobject(&wqs[i]->uobject->uevent.uobject, UVERBS_LOOKUP_READ); @@ -3084,6 +3087,8 @@ static int ib_uverbs_ex_create_rwq_ind_table(struct uverbs_attr_bundle *attrs) resp.response_length = uverbs_response_length(attrs, sizeof(resp)); return uverbs_response(attrs, &resp, sizeof(resp)); +err_create: + kfree(rwq_ind_tbl); err_uobj: uobj_alloc_abort(uobj, attrs); put_wqs: diff --git a/drivers/infiniband/core/uverbs_std_types.c b/drivers/infiniband/core/uverbs_std_types.c index 2932e832f48f..0658101fca00 100644 --- a/drivers/infiniband/core/uverbs_std_types.c +++ b/drivers/infiniband/core/uverbs_std_types.c @@ -81,12 +81,20 @@ static int uverbs_free_rwq_ind_tbl(struct ib_uobject *uobject, { struct ib_rwq_ind_table *rwq_ind_tbl = uobject->object; struct ib_wq **ind_tbl = rwq_ind_tbl->ind_tbl; - int ret; + u32 table_size = (1 << rwq_ind_tbl->log_ind_tbl_size); + int ret, i; + + if (atomic_read(&rwq_ind_tbl->usecnt)) + return -EBUSY; - ret = ib_destroy_rwq_ind_table(rwq_ind_tbl); + ret = rwq_ind_tbl->device->ops.destroy_rwq_ind_table(rwq_ind_tbl); if (ib_is_destroy_retryable(ret, why, uobject)) return ret; + for (i = 0; i < table_size; i++) + atomic_dec(&ind_tbl[i]->usecnt); + + kfree(rwq_ind_tbl); kfree(ind_tbl); return ret; } diff --git a/drivers/infiniband/core/verbs.c b/drivers/infiniband/core/verbs.c index 8fb5c5c40c8b..9d3e0266d603 100644 --- a/drivers/infiniband/core/verbs.c +++ b/drivers/infiniband/core/verbs.c @@ -2443,29 +2443,6 @@ int ib_modify_wq(struct ib_wq *wq, struct ib_wq_attr *wq_attr, } EXPORT_SYMBOL(ib_modify_wq); -/* - * ib_destroy_rwq_ind_table - Destroys the specified Indirection Table. - * @wq_ind_table: The Indirection Table to destroy. -*/ -int ib_destroy_rwq_ind_table(struct ib_rwq_ind_table *rwq_ind_table) -{ - int err, i; - u32 table_size = (1 << rwq_ind_table->log_ind_tbl_size); - struct ib_wq **ind_tbl = rwq_ind_table->ind_tbl; - - if (atomic_read(&rwq_ind_table->usecnt)) - return -EBUSY; - - err = rwq_ind_table->device->ops.destroy_rwq_ind_table(rwq_ind_table); - if (!err) { - for (i = 0; i < table_size; i++) - atomic_dec(&ind_tbl[i]->usecnt); - } - - return err; -} -EXPORT_SYMBOL(ib_destroy_rwq_ind_table); - int ib_check_mr_status(struct ib_mr *mr, u32 check_mask, struct ib_mr_status *mr_status) { diff --git a/drivers/infiniband/hw/mlx4/main.c b/drivers/infiniband/hw/mlx4/main.c index 406491524262..9d278100e7eb 100644 --- a/drivers/infiniband/hw/mlx4/main.c +++ b/drivers/infiniband/hw/mlx4/main.c @@ -2577,6 +2577,9 @@ static const struct ib_device_ops mlx4_ib_dev_wq_ops = { .destroy_rwq_ind_table = mlx4_ib_destroy_rwq_ind_table, .destroy_wq = mlx4_ib_destroy_wq, .modify_wq = mlx4_ib_modify_wq, + + INIT_RDMA_OBJ_SIZE(ib_rwq_ind_table, mlx4_ib_rwq_ind_table, + ib_rwq_ind_tbl), }; static const struct ib_device_ops mlx4_ib_dev_mw_ops = { diff --git a/drivers/infiniband/hw/mlx4/mlx4_ib.h b/drivers/infiniband/hw/mlx4/mlx4_ib.h index 4e304f48157d..70636f70dd8c 100644 --- a/drivers/infiniband/hw/mlx4/mlx4_ib.h +++ b/drivers/infiniband/hw/mlx4/mlx4_ib.h @@ -367,6 +367,10 @@ struct mlx4_ib_ah { union mlx4_ext_av av; }; +struct mlx4_ib_rwq_ind_table { + struct ib_rwq_ind_table ib_rwq_ind_tbl; +}; + /****************************************/ /* alias guid support */ /****************************************/ @@ -902,11 +906,14 @@ int mlx4_ib_destroy_wq(struct ib_wq *wq, struct ib_udata *udata); int mlx4_ib_modify_wq(struct ib_wq *wq, struct ib_wq_attr *wq_attr, u32 wq_attr_mask, struct ib_udata *udata); -struct ib_rwq_ind_table -*mlx4_ib_create_rwq_ind_table(struct ib_device *device, - struct ib_rwq_ind_table_init_attr *init_attr, - struct ib_udata *udata); -int mlx4_ib_destroy_rwq_ind_table(struct ib_rwq_ind_table *wq_ind_table); +int mlx4_ib_create_rwq_ind_table(struct ib_rwq_ind_table *ib_rwq_ind_tbl, + struct ib_rwq_ind_table_init_attr *init_attr, + struct ib_udata *udata); +static inline int +mlx4_ib_destroy_rwq_ind_table(struct ib_rwq_ind_table *wq_ind_table) +{ + return 0; +} int mlx4_ib_umem_calc_optimal_mtt_size(struct ib_umem *umem, u64 start_va, int *num_of_mtts); diff --git a/drivers/infiniband/hw/mlx4/qp.c b/drivers/infiniband/hw/mlx4/qp.c index 1c94a2c4463a..0cb1a6e2fed4 100644 --- a/drivers/infiniband/hw/mlx4/qp.c +++ b/drivers/infiniband/hw/mlx4/qp.c @@ -4339,34 +4339,32 @@ int mlx4_ib_destroy_wq(struct ib_wq *ibwq, struct ib_udata *udata) return 0; } -struct ib_rwq_ind_table -*mlx4_ib_create_rwq_ind_table(struct ib_device *device, - struct ib_rwq_ind_table_init_attr *init_attr, - struct ib_udata *udata) +int mlx4_ib_create_rwq_ind_table(struct ib_rwq_ind_table *rwq_ind_table, + struct ib_rwq_ind_table_init_attr *init_attr, + struct ib_udata *udata) { - struct ib_rwq_ind_table *rwq_ind_table; struct mlx4_ib_create_rwq_ind_tbl_resp resp = {}; unsigned int ind_tbl_size = 1 << init_attr->log_ind_tbl_size; + struct ib_device *device = rwq_ind_table->device; unsigned int base_wqn; size_t min_resp_len; - int i; - int err; + int i, err = 0; if (udata->inlen > 0 && !ib_is_udata_cleared(udata, 0, udata->inlen)) - return ERR_PTR(-EOPNOTSUPP); + return -EOPNOTSUPP; min_resp_len = offsetof(typeof(resp), reserved) + sizeof(resp.reserved); if (udata->outlen && udata->outlen < min_resp_len) - return ERR_PTR(-EINVAL); + return -EINVAL; if (ind_tbl_size > device->attrs.rss_caps.max_rwq_indirection_table_size) { pr_debug("log_ind_tbl_size = %d is bigger than supported = %d\n", ind_tbl_size, device->attrs.rss_caps.max_rwq_indirection_table_size); - return ERR_PTR(-EINVAL); + return -EINVAL; } base_wqn = init_attr->ind_tbl[0]->wq_num; @@ -4374,39 +4372,23 @@ struct ib_rwq_ind_table if (base_wqn % ind_tbl_size) { pr_debug("WQN=0x%x isn't aligned with indirection table size\n", base_wqn); - return ERR_PTR(-EINVAL); + return -EINVAL; } for (i = 1; i < ind_tbl_size; i++) { if (++base_wqn != init_attr->ind_tbl[i]->wq_num) { pr_debug("indirection table's WQNs aren't consecutive\n"); - return ERR_PTR(-EINVAL); + return -EINVAL; } } - rwq_ind_table = kzalloc(sizeof(*rwq_ind_table), GFP_KERNEL); - if (!rwq_ind_table) - return ERR_PTR(-ENOMEM); - if (udata->outlen) { resp.response_length = offsetof(typeof(resp), response_length) + sizeof(resp.response_length); err = ib_copy_to_udata(udata, &resp, resp.response_length); - if (err) - goto err; } - return rwq_ind_table; - -err: - kfree(rwq_ind_table); - return ERR_PTR(err); -} - -int mlx4_ib_destroy_rwq_ind_table(struct ib_rwq_ind_table *ib_rwq_ind_tbl) -{ - kfree(ib_rwq_ind_tbl); - return 0; + return err; } struct mlx4_ib_drain_cqe { diff --git a/drivers/infiniband/hw/mlx5/cmd.c b/drivers/infiniband/hw/mlx5/cmd.c index f5aac53cebf0..234f29912ba9 100644 --- a/drivers/infiniband/hw/mlx5/cmd.c +++ b/drivers/infiniband/hw/mlx5/cmd.c @@ -168,14 +168,14 @@ void mlx5_cmd_destroy_tis(struct mlx5_core_dev *dev, u32 tisn, u16 uid) mlx5_cmd_exec_in(dev, destroy_tis, in); } -void mlx5_cmd_destroy_rqt(struct mlx5_core_dev *dev, u32 rqtn, u16 uid) +int mlx5_cmd_destroy_rqt(struct mlx5_core_dev *dev, u32 rqtn, u16 uid) { u32 in[MLX5_ST_SZ_DW(destroy_rqt_in)] = {}; MLX5_SET(destroy_rqt_in, in, opcode, MLX5_CMD_OP_DESTROY_RQT); MLX5_SET(destroy_rqt_in, in, rqtn, rqtn); MLX5_SET(destroy_rqt_in, in, uid, uid); - mlx5_cmd_exec_in(dev, destroy_rqt, in); + return mlx5_cmd_exec_in(dev, destroy_rqt, in); } int mlx5_cmd_alloc_transport_domain(struct mlx5_core_dev *dev, u32 *tdn, diff --git a/drivers/infiniband/hw/mlx5/cmd.h b/drivers/infiniband/hw/mlx5/cmd.h index ca3afa7d73a3..88ea6ef8f2cb 100644 --- a/drivers/infiniband/hw/mlx5/cmd.h +++ b/drivers/infiniband/hw/mlx5/cmd.h @@ -47,7 +47,7 @@ void mlx5_cmd_dealloc_memic(struct mlx5_dm *dm, phys_addr_t addr, u64 length); int mlx5_cmd_dealloc_pd(struct mlx5_core_dev *dev, u32 pdn, u16 uid); void mlx5_cmd_destroy_tir(struct mlx5_core_dev *dev, u32 tirn, u16 uid); void mlx5_cmd_destroy_tis(struct mlx5_core_dev *dev, u32 tisn, u16 uid); -void mlx5_cmd_destroy_rqt(struct mlx5_core_dev *dev, u32 rqtn, u16 uid); +int mlx5_cmd_destroy_rqt(struct mlx5_core_dev *dev, u32 rqtn, u16 uid); int mlx5_cmd_alloc_transport_domain(struct mlx5_core_dev *dev, u32 *tdn, u16 uid); void mlx5_cmd_dealloc_transport_domain(struct mlx5_core_dev *dev, u32 tdn, diff --git a/drivers/infiniband/hw/mlx5/main.c b/drivers/infiniband/hw/mlx5/main.c index 8dd2df5a99e9..54c4c80b91a6 100644 --- a/drivers/infiniband/hw/mlx5/main.c +++ b/drivers/infiniband/hw/mlx5/main.c @@ -4270,6 +4270,9 @@ static const struct ib_device_ops mlx5_ib_dev_common_roce_ops = { .destroy_wq = mlx5_ib_destroy_wq, .get_netdev = mlx5_ib_get_netdev, .modify_wq = mlx5_ib_modify_wq, + + INIT_RDMA_OBJ_SIZE(ib_rwq_ind_table, mlx5_ib_rwq_ind_table, + ib_rwq_ind_tbl), }; static int mlx5_ib_roce_init(struct mlx5_ib_dev *dev) diff --git a/drivers/infiniband/hw/mlx5/mlx5_ib.h b/drivers/infiniband/hw/mlx5/mlx5_ib.h index 67985ddbfcb0..184abd5f493c 100644 --- a/drivers/infiniband/hw/mlx5/mlx5_ib.h +++ b/drivers/infiniband/hw/mlx5/mlx5_ib.h @@ -1243,9 +1243,9 @@ struct ib_wq *mlx5_ib_create_wq(struct ib_pd *pd, int mlx5_ib_destroy_wq(struct ib_wq *wq, struct ib_udata *udata); int mlx5_ib_modify_wq(struct ib_wq *wq, struct ib_wq_attr *wq_attr, u32 wq_attr_mask, struct ib_udata *udata); -struct ib_rwq_ind_table *mlx5_ib_create_rwq_ind_table(struct ib_device *device, - struct ib_rwq_ind_table_init_attr *init_attr, - struct ib_udata *udata); +int mlx5_ib_create_rwq_ind_table(struct ib_rwq_ind_table *ib_rwq_ind_table, + struct ib_rwq_ind_table_init_attr *init_attr, + struct ib_udata *udata); int mlx5_ib_destroy_rwq_ind_table(struct ib_rwq_ind_table *wq_ind_table); struct ib_dm *mlx5_ib_alloc_dm(struct ib_device *ibdev, struct ib_ucontext *context, diff --git a/drivers/infiniband/hw/mlx5/qp.c b/drivers/infiniband/hw/mlx5/qp.c index 6dfdc13bc363..0d9143589149 100644 --- a/drivers/infiniband/hw/mlx5/qp.c +++ b/drivers/infiniband/hw/mlx5/qp.c @@ -5099,12 +5099,13 @@ int mlx5_ib_destroy_wq(struct ib_wq *wq, struct ib_udata *udata) return 0; } -struct ib_rwq_ind_table *mlx5_ib_create_rwq_ind_table(struct ib_device *device, - struct ib_rwq_ind_table_init_attr *init_attr, - struct ib_udata *udata) +int mlx5_ib_create_rwq_ind_table(struct ib_rwq_ind_table *ib_rwq_ind_table, + struct ib_rwq_ind_table_init_attr *init_attr, + struct ib_udata *udata) { - struct mlx5_ib_dev *dev = to_mdev(device); - struct mlx5_ib_rwq_ind_table *rwq_ind_tbl; + struct mlx5_ib_rwq_ind_table *rwq_ind_tbl = + to_mrwq_ind_table(ib_rwq_ind_table); + struct mlx5_ib_dev *dev = to_mdev(ib_rwq_ind_table->device); int sz = 1 << init_attr->log_ind_tbl_size; struct mlx5_ib_create_rwq_ind_tbl_resp resp = {}; size_t min_resp_len; @@ -5117,31 +5118,25 @@ struct ib_rwq_ind_table *mlx5_ib_create_rwq_ind_table(struct ib_device *device, if (udata->inlen > 0 && !ib_is_udata_cleared(udata, 0, udata->inlen)) - return ERR_PTR(-EOPNOTSUPP); + return -EOPNOTSUPP; if (init_attr->log_ind_tbl_size > MLX5_CAP_GEN(dev->mdev, log_max_rqt_size)) { mlx5_ib_dbg(dev, "log_ind_tbl_size = %d is bigger than supported = %d\n", init_attr->log_ind_tbl_size, MLX5_CAP_GEN(dev->mdev, log_max_rqt_size)); - return ERR_PTR(-EINVAL); + return -EINVAL; } min_resp_len = offsetofend(struct mlx5_ib_create_rwq_ind_tbl_resp, reserved); if (udata->outlen && udata->outlen < min_resp_len) - return ERR_PTR(-EINVAL); - - rwq_ind_tbl = kzalloc(sizeof(*rwq_ind_tbl), GFP_KERNEL); - if (!rwq_ind_tbl) - return ERR_PTR(-ENOMEM); + return -EINVAL; inlen = MLX5_ST_SZ_BYTES(create_rqt_in) + sizeof(u32) * sz; in = kvzalloc(inlen, GFP_KERNEL); - if (!in) { - err = -ENOMEM; - goto err; - } + if (!in) + return -ENOMEM; rqtc = MLX5_ADDR_OF(create_rqt_in, in, rqt_context); @@ -5156,9 +5151,8 @@ struct ib_rwq_ind_table *mlx5_ib_create_rwq_ind_table(struct ib_device *device, err = mlx5_core_create_rqt(dev->mdev, in, inlen, &rwq_ind_tbl->rqtn); kvfree(in); - if (err) - goto err; + return err; rwq_ind_tbl->ib_rwq_ind_tbl.ind_tbl_num = rwq_ind_tbl->rqtn; if (udata->outlen) { @@ -5170,13 +5164,11 @@ struct ib_rwq_ind_table *mlx5_ib_create_rwq_ind_table(struct ib_device *device, goto err_copy; } - return &rwq_ind_tbl->ib_rwq_ind_tbl; + return 0; err_copy: mlx5_cmd_destroy_rqt(dev->mdev, rwq_ind_tbl->rqtn, rwq_ind_tbl->uid); -err: - kfree(rwq_ind_tbl); - return ERR_PTR(err); + return err; } int mlx5_ib_destroy_rwq_ind_table(struct ib_rwq_ind_table *ib_rwq_ind_tbl) @@ -5184,10 +5176,7 @@ int mlx5_ib_destroy_rwq_ind_table(struct ib_rwq_ind_table *ib_rwq_ind_tbl) struct mlx5_ib_rwq_ind_table *rwq_ind_tbl = to_mrwq_ind_table(ib_rwq_ind_tbl); struct mlx5_ib_dev *dev = to_mdev(ib_rwq_ind_tbl->device); - mlx5_cmd_destroy_rqt(dev->mdev, rwq_ind_tbl->rqtn, rwq_ind_tbl->uid); - - kfree(rwq_ind_tbl); - return 0; + return mlx5_cmd_destroy_rqt(dev->mdev, rwq_ind_tbl->rqtn, rwq_ind_tbl->uid); } int mlx5_ib_modify_wq(struct ib_wq *wq, struct ib_wq_attr *wq_attr, diff --git a/include/rdma/ib_verbs.h b/include/rdma/ib_verbs.h index a292647c3db3..fc9a55c140fa 100644 --- a/include/rdma/ib_verbs.h +++ b/include/rdma/ib_verbs.h @@ -2484,10 +2484,9 @@ struct ib_device_ops { int (*destroy_wq)(struct ib_wq *wq, struct ib_udata *udata); int (*modify_wq)(struct ib_wq *wq, struct ib_wq_attr *attr, u32 wq_attr_mask, struct ib_udata *udata); - struct ib_rwq_ind_table *(*create_rwq_ind_table)( - struct ib_device *device, - struct ib_rwq_ind_table_init_attr *init_attr, - struct ib_udata *udata); + int (*create_rwq_ind_table)(struct ib_rwq_ind_table *ib_rwq_ind_table, + struct ib_rwq_ind_table_init_attr *init_attr, + struct ib_udata *udata); int (*destroy_rwq_ind_table)(struct ib_rwq_ind_table *wq_ind_table); struct ib_dm *(*alloc_dm)(struct ib_device *device, struct ib_ucontext *context, @@ -2611,6 +2610,7 @@ struct ib_device_ops { DECLARE_RDMA_OBJ_SIZE(ib_cq); DECLARE_RDMA_OBJ_SIZE(ib_mw); DECLARE_RDMA_OBJ_SIZE(ib_pd); + DECLARE_RDMA_OBJ_SIZE(ib_rwq_ind_table); DECLARE_RDMA_OBJ_SIZE(ib_srq); DECLARE_RDMA_OBJ_SIZE(ib_ucontext); DECLARE_RDMA_OBJ_SIZE(ib_xrcd); @@ -4297,7 +4297,6 @@ struct ib_wq *ib_create_wq(struct ib_pd *pd, int ib_destroy_wq_user(struct ib_wq *wq, struct ib_udata *udata); int ib_modify_wq(struct ib_wq *wq, struct ib_wq_attr *attr, u32 wq_attr_mask); -int ib_destroy_rwq_ind_table(struct ib_rwq_ind_table *wq_ind_table); int ib_map_mr_sg(struct ib_mr *mr, struct scatterlist *sg, int sg_nents, unsigned int *sg_offset, unsigned int page_size); -- cgit v1.2.3