From: Leon Romanovsky leonro@mellanox.com
[ Upstream commit add53535fb3033c249d9327ae3e7c36d3382bbd1 ]
Make this interface symmetrical to other destroy paths.
Fixes: a49b1dc7ae44 ("RDMA: Convert destroy_wq to be void") Link: https://lore.kernel.org/r/20200907120921.476363-9-leon@kernel.org Signed-off-by: Leon Romanovsky leonro@mellanox.com Signed-off-by: Jason Gunthorpe jgg@nvidia.com Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/infiniband/core/uverbs_std_types_wq.c | 2 +- drivers/infiniband/core/verbs.c | 15 +++++++++------ drivers/infiniband/hw/mlx4/mlx4_ib.h | 2 +- drivers/infiniband/hw/mlx4/qp.c | 3 ++- drivers/infiniband/hw/mlx5/mlx5_ib.h | 2 +- drivers/infiniband/hw/mlx5/qp.c | 8 ++++++-- drivers/infiniband/hw/mlx5/qp.h | 4 ++-- drivers/infiniband/hw/mlx5/qpc.c | 5 +++-- include/rdma/ib_verbs.h | 4 ++-- 9 files changed, 27 insertions(+), 18 deletions(-)
diff --git a/drivers/infiniband/core/uverbs_std_types_wq.c b/drivers/infiniband/core/uverbs_std_types_wq.c index cad842ede077d..f2e6a625724a4 100644 --- a/drivers/infiniband/core/uverbs_std_types_wq.c +++ b/drivers/infiniband/core/uverbs_std_types_wq.c @@ -16,7 +16,7 @@ static int uverbs_free_wq(struct ib_uobject *uobject, container_of(uobject, struct ib_uwq_object, uevent.uobject); int ret;
- ret = ib_destroy_wq(wq, &attrs->driver_udata); + ret = ib_destroy_wq_user(wq, &attrs->driver_udata); if (ib_is_destroy_retryable(ret, why, uobject)) return ret;
diff --git a/drivers/infiniband/core/verbs.c b/drivers/infiniband/core/verbs.c index b411be9321bdf..6653f92f2df99 100644 --- a/drivers/infiniband/core/verbs.c +++ b/drivers/infiniband/core/verbs.c @@ -2387,25 +2387,28 @@ struct ib_wq *ib_create_wq(struct ib_pd *pd, EXPORT_SYMBOL(ib_create_wq);
/** - * ib_destroy_wq - Destroys the specified user WQ. + * ib_destroy_wq_user - Destroys the specified user WQ. * @wq: The WQ to destroy. * @udata: Valid user data */ -int ib_destroy_wq(struct ib_wq *wq, struct ib_udata *udata) +int ib_destroy_wq_user(struct ib_wq *wq, struct ib_udata *udata) { struct ib_cq *cq = wq->cq; struct ib_pd *pd = wq->pd; + int ret;
if (atomic_read(&wq->usecnt)) return -EBUSY;
- wq->device->ops.destroy_wq(wq, udata); + ret = wq->device->ops.destroy_wq(wq, udata); + if (ret) + return ret; + atomic_dec(&pd->usecnt); atomic_dec(&cq->usecnt); - - return 0; + return ret; } -EXPORT_SYMBOL(ib_destroy_wq); +EXPORT_SYMBOL(ib_destroy_wq_user);
/** * ib_modify_wq - Modifies the specified WQ. diff --git a/drivers/infiniband/hw/mlx4/mlx4_ib.h b/drivers/infiniband/hw/mlx4/mlx4_ib.h index 41d8dcd005c0b..bb64f6d9421c2 100644 --- a/drivers/infiniband/hw/mlx4/mlx4_ib.h +++ b/drivers/infiniband/hw/mlx4/mlx4_ib.h @@ -892,7 +892,7 @@ void mlx4_ib_sl2vl_update(struct mlx4_ib_dev *mdev, int port); struct ib_wq *mlx4_ib_create_wq(struct ib_pd *pd, struct ib_wq_init_attr *init_attr, struct ib_udata *udata); -void mlx4_ib_destroy_wq(struct ib_wq *wq, struct ib_udata *udata); +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);
diff --git a/drivers/infiniband/hw/mlx4/qp.c b/drivers/infiniband/hw/mlx4/qp.c index 2975f350b9fd1..b7a0c3f977131 100644 --- a/drivers/infiniband/hw/mlx4/qp.c +++ b/drivers/infiniband/hw/mlx4/qp.c @@ -4327,7 +4327,7 @@ int mlx4_ib_modify_wq(struct ib_wq *ibwq, struct ib_wq_attr *wq_attr, return err; }
-void mlx4_ib_destroy_wq(struct ib_wq *ibwq, struct ib_udata *udata) +int mlx4_ib_destroy_wq(struct ib_wq *ibwq, struct ib_udata *udata) { struct mlx4_ib_dev *dev = to_mdev(ibwq->device); struct mlx4_ib_qp *qp = to_mqp((struct ib_qp *)ibwq); @@ -4338,6 +4338,7 @@ void mlx4_ib_destroy_wq(struct ib_wq *ibwq, struct ib_udata *udata) destroy_qp_common(dev, qp, MLX4_IB_RWQ_SRC, udata);
kfree(qp); + return 0; }
struct ib_rwq_ind_table diff --git a/drivers/infiniband/hw/mlx5/mlx5_ib.h b/drivers/infiniband/hw/mlx5/mlx5_ib.h index 2f06677adaa2a..884cc7c731253 100644 --- a/drivers/infiniband/hw/mlx5/mlx5_ib.h +++ b/drivers/infiniband/hw/mlx5/mlx5_ib.h @@ -1238,7 +1238,7 @@ int mlx5_ib_check_mr_status(struct ib_mr *ibmr, u32 check_mask, struct ib_wq *mlx5_ib_create_wq(struct ib_pd *pd, struct ib_wq_init_attr *init_attr, struct ib_udata *udata); -void mlx5_ib_destroy_wq(struct ib_wq *wq, struct ib_udata *udata); +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, diff --git a/drivers/infiniband/hw/mlx5/qp.c b/drivers/infiniband/hw/mlx5/qp.c index cda7608b6f2d9..7a3e8e6598d34 100644 --- a/drivers/infiniband/hw/mlx5/qp.c +++ b/drivers/infiniband/hw/mlx5/qp.c @@ -5056,14 +5056,18 @@ struct ib_wq *mlx5_ib_create_wq(struct ib_pd *pd, return ERR_PTR(err); }
-void mlx5_ib_destroy_wq(struct ib_wq *wq, struct ib_udata *udata) +int mlx5_ib_destroy_wq(struct ib_wq *wq, struct ib_udata *udata) { struct mlx5_ib_dev *dev = to_mdev(wq->device); struct mlx5_ib_rwq *rwq = to_mrwq(wq); + int ret;
- mlx5_core_destroy_rq_tracked(dev, &rwq->core_qp); + ret = mlx5_core_destroy_rq_tracked(dev, &rwq->core_qp); + if (ret) + return ret; destroy_user_rq(dev, wq->pd, rwq, udata); kfree(rwq); + return 0; }
struct ib_rwq_ind_table *mlx5_ib_create_rwq_ind_table(struct ib_device *device, diff --git a/drivers/infiniband/hw/mlx5/qp.h b/drivers/infiniband/hw/mlx5/qp.h index ba899df44c5b4..5d4e140db99ce 100644 --- a/drivers/infiniband/hw/mlx5/qp.h +++ b/drivers/infiniband/hw/mlx5/qp.h @@ -26,8 +26,8 @@ int mlx5_core_dct_query(struct mlx5_ib_dev *dev, struct mlx5_core_dct *dct,
int mlx5_core_set_delay_drop(struct mlx5_ib_dev *dev, u32 timeout_usec);
-void mlx5_core_destroy_rq_tracked(struct mlx5_ib_dev *dev, - struct mlx5_core_qp *rq); +int mlx5_core_destroy_rq_tracked(struct mlx5_ib_dev *dev, + struct mlx5_core_qp *rq); int mlx5_core_create_sq_tracked(struct mlx5_ib_dev *dev, u32 *in, int inlen, struct mlx5_core_qp *sq); void mlx5_core_destroy_sq_tracked(struct mlx5_ib_dev *dev, diff --git a/drivers/infiniband/hw/mlx5/qpc.c b/drivers/infiniband/hw/mlx5/qpc.c index 7c3968ef9cd10..c683d7000168d 100644 --- a/drivers/infiniband/hw/mlx5/qpc.c +++ b/drivers/infiniband/hw/mlx5/qpc.c @@ -576,11 +576,12 @@ int mlx5_core_create_rq_tracked(struct mlx5_ib_dev *dev, u32 *in, int inlen, return err; }
-void mlx5_core_destroy_rq_tracked(struct mlx5_ib_dev *dev, - struct mlx5_core_qp *rq) +int mlx5_core_destroy_rq_tracked(struct mlx5_ib_dev *dev, + struct mlx5_core_qp *rq) { destroy_resource_common(dev, rq); destroy_rq_tracked(dev, rq->qpn, rq->uid); + return 0; }
static void destroy_sq_tracked(struct mlx5_ib_dev *dev, u32 sqn, u16 uid) diff --git a/include/rdma/ib_verbs.h b/include/rdma/ib_verbs.h index 8cccbdef5de2a..5b4f0efc4241f 100644 --- a/include/rdma/ib_verbs.h +++ b/include/rdma/ib_verbs.h @@ -2496,7 +2496,7 @@ struct ib_device_ops { struct ib_wq *(*create_wq)(struct ib_pd *pd, struct ib_wq_init_attr *init_attr, struct ib_udata *udata); - void (*destroy_wq)(struct ib_wq *wq, struct ib_udata *udata); + 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)( @@ -4331,7 +4331,7 @@ struct net_device *ib_device_netdev(struct ib_device *dev, u8 port);
struct ib_wq *ib_create_wq(struct ib_pd *pd, struct ib_wq_init_attr *init_attr); -int ib_destroy_wq(struct ib_wq *wq, struct ib_udata *udata); +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);