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| author | Leon Romanovsky <leonro@nvidia.com> | 2021-07-23 14:39:50 +0300 |
|---|---|---|
| committer | Jason Gunthorpe <jgg@nvidia.com> | 2021-08-03 13:44:27 -0300 |
| commit | 514aee660df493cd673154a6ba6bab745ec47b8c (patch) | |
| tree | 7a8419624a44f617b4bfee52ba38c54bd1ab90d7 /drivers/infiniband/core/verbs.c | |
| parent | 44da3730e046a784d088157175d9418ba60661fc (diff) | |
| download | linux-514aee660df493cd673154a6ba6bab745ec47b8c.tar.gz linux-514aee660df493cd673154a6ba6bab745ec47b8c.tar.bz2 linux-514aee660df493cd673154a6ba6bab745ec47b8c.zip | |
RDMA: Globally allocate and release QP memory
Convert QP object to follow IB/core general allocation scheme. That
change allows us to make sure that restrack properly kref the memory.
Link: https://lore.kernel.org/r/48e767124758aeecc433360ddd85eaa6325b34d9.1627040189.git.leonro@nvidia.com
Reviewed-by: Gal Pressman <galpress@amazon.com> #efa
Tested-by: Gal Pressman <galpress@amazon.com>
Reviewed-by: Dennis Dalessandro <dennis.dalessandro@cornelisnetworks.com> #rdma and core
Tested-by: Dennis Dalessandro <dennis.dalessandro@cornelisnetworks.com>
Signed-off-by: Leon Romanovsky <leonro@nvidia.com>
Tested-by: Tatyana Nikolova <tatyana.e.nikolova@intel.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 | 40 |
1 files changed, 21 insertions, 19 deletions
diff --git a/drivers/infiniband/core/verbs.c b/drivers/infiniband/core/verbs.c index 7036967e4c0b..a164609c2ee7 100644 --- a/drivers/infiniband/core/verbs.c +++ b/drivers/infiniband/core/verbs.c @@ -1963,30 +1963,32 @@ int ib_destroy_qp_user(struct ib_qp *qp, struct ib_udata *udata) rdma_rw_cleanup_mrs(qp); rdma_counter_unbind_qp(qp, true); - rdma_restrack_del(&qp->res); ret = qp->device->ops.destroy_qp(qp, udata); - if (!ret) { - if (alt_path_sgid_attr) - rdma_put_gid_attr(alt_path_sgid_attr); - if (av_sgid_attr) - rdma_put_gid_attr(av_sgid_attr); - if (pd) - atomic_dec(&pd->usecnt); - if (scq) - atomic_dec(&scq->usecnt); - if (rcq) - atomic_dec(&rcq->usecnt); - if (srq) - atomic_dec(&srq->usecnt); - if (ind_tbl) - atomic_dec(&ind_tbl->usecnt); - if (sec) - ib_destroy_qp_security_end(sec); - } else { + if (ret) { if (sec) ib_destroy_qp_security_abort(sec); + return ret; } + if (alt_path_sgid_attr) + rdma_put_gid_attr(alt_path_sgid_attr); + if (av_sgid_attr) + rdma_put_gid_attr(av_sgid_attr); + if (pd) + atomic_dec(&pd->usecnt); + if (scq) + atomic_dec(&scq->usecnt); + if (rcq) + atomic_dec(&rcq->usecnt); + if (srq) + atomic_dec(&srq->usecnt); + if (ind_tbl) + atomic_dec(&ind_tbl->usecnt); + if (sec) + ib_destroy_qp_security_end(sec); + + rdma_restrack_del(&qp->res); + kfree(qp); return ret; } EXPORT_SYMBOL(ib_destroy_qp_user); |