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RDMA/hns: Make the end of sge process more clear

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Instead of i with the sge number of wr will make the comparision more
clear, that is, when the sge number in wr is small than the maximum
supported sge number in the queue, then a stop sge needed to be filled at
the end of sges in wr.

Link: https://lore.kernel.org/r/1590152579-32364-5-git-send-email-liweihang@huawei.com
Signed-off-by: Yixian Liu <liuyixian@huawei.com>
Signed-off-by: Weihang Li <liweihang@huawei.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
This commit is contained in:
Yixian Liu 2020-05-22 21:02:59 +08:00 committed by Jason Gunthorpe
parent e4aaf4bad4
commit e1b43f07c0
1 changed files with 2 additions and 2 deletions
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4
drivers/infiniband/hw/hns/hns_roce_hw_v2.c
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@ -646,7 +646,7 @@ static int hns_roce_v2_post_recv(struct ib_qp *ibqp,
dseg++;
}
if (i < hr_qp->rq.max_gs) {
if (wr->num_sge < hr_qp->rq.max_gs) {
dseg->lkey = cpu_to_le32(HNS_ROCE_INVALID_LKEY);
dseg->addr = 0;
dseg->len = cpu_to_le32(HNS_ROCE_INVALID_SGE_LENGTH);
@ -782,7 +782,7 @@ static int hns_roce_v2_post_srq_recv(struct ib_srq *ibsrq,
dseg[i].addr = cpu_to_le64(wr->sg_list[i].addr);
}
if (i < srq->max_gs) {
if (wr->num_sge < srq->max_gs) {
dseg[i].len = cpu_to_le32(HNS_ROCE_INVALID_SGE_LENGTH);
dseg[i].lkey = cpu_to_le32(HNS_ROCE_INVALID_LKEY);
dseg[i].addr = 0;