diff options
| author |   Leon Romanovsky <leonro@nvidia.com> | 2021-07-23 14:39:51 +0300 |
|---|---|---|
| committer |   Jason Gunthorpe <jgg@nvidia.com> | 2021-08-03 13:44:28 -0300 |
| commit | 20da44dfe8eff5b61685e394dec690a5d9dc36ce (patch) | |
| tree | 3cd31148c41f8d0cd41feff96fffc7d1d7e4df66 /drivers/infiniband/core/verbs.c | |
| parent | RDMA: Globally allocate and release QP memory (diff) | |
| download | linux-dev-20da44dfe8eff5b61685e394dec690a5d9dc36ce.tar.xz linux-dev-20da44dfe8eff5b61685e394dec690a5d9dc36ce.zip | |
RDMA/mlx5: Drop in-driver verbs object creations
There is no real value in bypassing IB/core APIs for creating standard
objects with standard types. The open-coded variant didn't have any
restrack task management calls and caused to such objects to be not
present when running rdmatoool.
Link: https://lore.kernel.org/r/f745590e5fb7d56f90fdb25f64ee3983ba17e1e4.1627040189.git.leonro@nvidia.com
Signed-off-by: Leon Romanovsky <leonro@nvidia.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
Diffstat (limited to 'drivers/infiniband/core/verbs.c')
| -rw-r--r-- | drivers/infiniband/core/verbs.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/drivers/infiniband/core/verbs.c b/drivers/infiniband/core/verbs.c index a164609c2ee7..89c6987cb5eb 100644 --- a/drivers/infiniband/core/verbs.c +++ b/drivers/infiniband/core/verbs.c @@ -1035,7 +1035,8 @@ struct ib_srq *ib_create_srq_user(struct ib_pd *pd, } if (srq->srq_type == IB_SRQT_XRC) { srq->ext.xrc.xrcd = srq_init_attr->ext.xrc.xrcd; - atomic_inc(&srq->ext.xrc.xrcd->usecnt); + if (srq->ext.xrc.xrcd) + atomic_inc(&srq->ext.xrc.xrcd->usecnt); } atomic_inc(&pd->usecnt); @@ -1046,7 +1047,7 @@ struct ib_srq *ib_create_srq_user(struct ib_pd *pd, if (ret) { rdma_restrack_put(&srq->res); atomic_dec(&srq->pd->usecnt); - if (srq->srq_type == IB_SRQT_XRC) + if (srq->srq_type == IB_SRQT_XRC && srq->ext.xrc.xrcd) atomic_dec(&srq->ext.xrc.xrcd->usecnt); if (ib_srq_has_cq(srq->srq_type)) atomic_dec(&srq->ext.cq->usecnt); @@ -1090,7 +1091,7 @@ int ib_destroy_srq_user(struct ib_srq *srq, struct ib_udata *udata) return ret; atomic_dec(&srq->pd->usecnt); - if (srq->srq_type == IB_SRQT_XRC) + if (srq->srq_type == IB_SRQT_XRC && srq->ext.xrc.xrcd) atomic_dec(&srq->ext.xrc.xrcd->usecnt); if (ib_srq_has_cq(srq->srq_type)) atomic_dec(&srq->ext.cq->usecnt); |