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RDMA: Convert destroy_wq to be void 

All callers of destroy WQ are always success and there is no need
to check their return value, so convert destroy_wq to be void.

Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
Reviewed-by: Yuval Shaia <yuval.shaia@oracle.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
This commit is contained in:
Leon Romanovsky 2019-06-12 15:27:41 +03:00 committed by Doug Ledford
parent 8d18ad83f1
commit a49b1dc7ae
6 changed files with 10 additions and 16 deletions
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12
drivers/infiniband/core/verbs.c
View File

@ -2235,19 +2235,17 @@ EXPORT_SYMBOL(ib_create_wq);
*/
int ib_destroy_wq(struct ib_wq *wq, struct ib_udata *udata)
{
int err;
struct ib_cq *cq = wq->cq;
struct ib_pd *pd = wq->pd;
if (atomic_read(&wq->usecnt))
return -EBUSY;
err = wq->device->ops.destroy_wq(wq, udata);
if (!err) {
atomic_dec(&pd->usecnt);
atomic_dec(&cq->usecnt);
}
return err;
wq->device->ops.destroy_wq(wq, udata);
atomic_dec(&pd->usecnt);
atomic_dec(&cq->usecnt);
return 0;
}
EXPORT_SYMBOL(ib_destroy_wq);

2
drivers/infiniband/hw/mlx4/mlx4_ib.h
View File

@ -906,7 +906,7 @@ 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);
int mlx4_ib_destroy_wq(struct ib_wq *wq, struct ib_udata *udata);
void 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);

4
drivers/infiniband/hw/mlx4/qp.c
View File

@ -4248,7 +4248,7 @@ int mlx4_ib_modify_wq(struct ib_wq *ibwq, struct ib_wq_attr *wq_attr,
return err;
}
int mlx4_ib_destroy_wq(struct ib_wq *ibwq, struct ib_udata *udata)
void 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);
@ -4259,8 +4259,6 @@ int 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

2
drivers/infiniband/hw/mlx5/mlx5_ib.h
View File

@ -1201,7 +1201,7 @@ 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);
int mlx5_ib_destroy_wq(struct ib_wq *wq, struct ib_udata *udata);
void 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,

4
drivers/infiniband/hw/mlx5/qp.c
View File

@ -6047,7 +6047,7 @@ err:
return ERR_PTR(err);
}
int mlx5_ib_destroy_wq(struct ib_wq *wq, struct ib_udata *udata)
void 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);
@ -6055,8 +6055,6 @@ int mlx5_ib_destroy_wq(struct ib_wq *wq, struct ib_udata *udata)
mlx5_core_destroy_rq_tracked(dev->mdev, &rwq->core_qp);
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,

2
include/rdma/ib_verbs.h
View File

@ -2509,7 +2509,7 @@ struct ib_device_ops {
struct ib_wq *(*create_wq)(struct ib_pd *pd,
struct ib_wq_init_attr *init_attr,
struct ib_udata *udata);
int (*destroy_wq)(struct ib_wq *wq, struct ib_udata *udata);
void (*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)(