diff options
| author |   Israel Rukshin <israelr@mellanox.com> | 2019-06-11 18:52:49 +0300 |
|---|---|---|
| committer |   Jason Gunthorpe <jgg@mellanox.com> | 2019-06-24 11:49:27 -0300 |
| commit | 5a6781a558cc3909851c04a0d44e3a87a35aad94 (patch) | |
| tree | c7eeb8491870ee51a3982f03b14ecf466d19b4f1 /drivers/infiniband | |
| parent | IB/iser: Unwind WR union at iser_tx_desc (diff) | |
| download | linux-dev-5a6781a558cc3909851c04a0d44e3a87a35aad94.tar.xz linux-dev-5a6781a558cc3909851c04a0d44e3a87a35aad94.zip | |
RDMA/core: Add an integrity MR pool support
This is a preparation for adding new signature API to the rw-API.
Signed-off-by: Israel Rukshin <israelr@mellanox.com>
Reviewed-by: Max Gurtovoy <maxg@mellanox.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Sagi Grimberg <sagi@grimberg.me>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Diffstat (limited to 'drivers/infiniband')
| -rw-r--r-- | drivers/infiniband/core/mr_pool.c | 8 | ||||
| -rw-r--r-- | drivers/infiniband/core/rw.c | 4 |
2 files changed, 8 insertions, 4 deletions
diff --git a/drivers/infiniband/core/mr_pool.c b/drivers/infiniband/core/mr_pool.c index 49d478b2ea94..132ff92626e1 100644 --- a/drivers/infiniband/core/mr_pool.c +++ b/drivers/infiniband/core/mr_pool.c @@ -42,14 +42,18 @@ void ib_mr_pool_put(struct ib_qp *qp, struct list_head *list, struct ib_mr *mr) EXPORT_SYMBOL(ib_mr_pool_put); int ib_mr_pool_init(struct ib_qp *qp, struct list_head *list, int nr, - enum ib_mr_type type, u32 max_num_sg) + enum ib_mr_type type, u32 max_num_sg, u32 max_num_meta_sg) { struct ib_mr *mr; unsigned long flags; int ret, i; for (i = 0; i < nr; i++) { - mr = ib_alloc_mr(qp->pd, type, max_num_sg); + if (type == IB_MR_TYPE_INTEGRITY) + mr = ib_alloc_mr_integrity(qp->pd, max_num_sg, + max_num_meta_sg); + else + mr = ib_alloc_mr(qp->pd, type, max_num_sg); if (IS_ERR(mr)) { ret = PTR_ERR(mr); goto out; diff --git a/drivers/infiniband/core/rw.c b/drivers/infiniband/core/rw.c index acf9ea625811..f825990bacfa 100644 --- a/drivers/infiniband/core/rw.c +++ b/drivers/infiniband/core/rw.c @@ -719,7 +719,7 @@ int rdma_rw_init_mrs(struct ib_qp *qp, struct ib_qp_init_attr *attr) if (nr_mrs) { ret = ib_mr_pool_init(qp, &qp->rdma_mrs, nr_mrs, IB_MR_TYPE_MEM_REG, - rdma_rw_fr_page_list_len(dev)); + rdma_rw_fr_page_list_len(dev), 0); if (ret) { pr_err("%s: failed to allocated %d MRs\n", __func__, nr_mrs); @@ -729,7 +729,7 @@ int rdma_rw_init_mrs(struct ib_qp *qp, struct ib_qp_init_attr *attr) if (nr_sig_mrs) { ret = ib_mr_pool_init(qp, &qp->sig_mrs, nr_sig_mrs, - IB_MR_TYPE_SIGNATURE, 2); + IB_MR_TYPE_SIGNATURE, 2, 0); if (ret) { pr_err("%s: failed to allocated %d SIG MRs\n", __func__, nr_sig_mrs); |