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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>
alistair/sunxi64-5.8
Bart Van Assche 2020-05-25 10:22:11 -07:00 committed by Jason Gunthorpe
parent d4ee7f3a44
commit 66ced2eb2a
1 changed files with 3 additions and 7 deletions
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10
drivers/infiniband/ulp/srpt/ib_srpt.c
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@ -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);