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| author | Bart Van Assche <bvanassche@acm.org> | 2020-05-25 20:22:11 +0300 |
|---|---|---|
| committer | Jason Gunthorpe <jgg@mellanox.com> | 2020-05-29 20:49:55 +0300 |
| commit | 66ced2eb2ab95f6ebe8033e2e0a2e61f2615377c (patch) | |
| tree | 2d02371c880aad4ffe2daba39127ba4b7ecd43ec /drivers/infiniband/ulp/srpt/ib_srpt.c | |
| parent | d4ee7f3a4445ec1b0b88af216f4032c4d30abf5a (diff) | |
| download | linux-66ced2eb2ab95f6ebe8033e2e0a2e61f2615377c.tar.xz | |
RDMA/srpt: Reduce max_recv_sge to 1
Since srpt_post_recv() always sets num_sge to 1, reduce the max_recv_sge
parameter that is used at queue pair allocation time to 1.
Link: https://lore.kernel.org/r/20200525172212.14413-4-bvanassche@acm.org
Signed-off-by: Bart Van Assche <bvanassche@acm.org>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Diffstat (limited to 'drivers/infiniband/ulp/srpt/ib_srpt.c')
| -rw-r--r-- | drivers/infiniband/ulp/srpt/ib_srpt.c | 10 |
1 files changed, 3 insertions, 7 deletions
diff --git a/drivers/infiniband/ulp/srpt/ib_srpt.c b/drivers/infiniband/ulp/srpt/ib_srpt.c index b96e91e1b775..84f80f35ec8a 100644 --- a/drivers/infiniband/ulp/srpt/ib_srpt.c +++ b/drivers/infiniband/ulp/srpt/ib_srpt.c @@ -1818,16 +1818,12 @@ retry: qp_init->cap.max_rdma_ctxs = sq_size / 2; qp_init->cap.max_send_sge = min(attrs->max_send_sge, SRPT_MAX_SG_PER_WQE); - qp_init->cap.max_recv_sge = min(attrs->max_recv_sge, - SRPT_MAX_SG_PER_WQE); + qp_init->cap.max_recv_sge = 1; qp_init->port_num = ch->sport->port; - if (sdev->use_srq) { + if (sdev->use_srq) qp_init->srq = sdev->srq; - } else { + else qp_init->cap.max_recv_wr = ch->rq_size; - qp_init->cap.max_recv_sge = min(attrs->max_recv_sge, - SRPT_MAX_SG_PER_WQE); - } if (ch->using_rdma_cm) { ret = rdma_create_qp(ch->rdma_cm.cm_id, sdev->pd, qp_init); |