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| author | Yixian Liu <liuyixian@huawei.com> | 2020-05-22 21:02:59 +0800 |
|---|---|---|
| committer | Jason Gunthorpe <jgg@mellanox.com> | 2020-05-25 14:20:46 -0300 |
| commit | e1b43f07c0d4c82fd5591ae24d045fee2b00edf3 (patch) | |
| tree | aab04f5a90307dbe2b65ef3531027f5c1433f1c4 /drivers/infiniband | |
| parent | e4aaf4bad4651358a923ad756f8b0c9d447ea21f (diff) | |
| download | linux-stable-e1b43f07c0d4c82fd5591ae24d045fee2b00edf3.tar.gz linux-stable-e1b43f07c0d4c82fd5591ae24d045fee2b00edf3.tar.bz2 linux-stable-e1b43f07c0d4c82fd5591ae24d045fee2b00edf3.zip | |
RDMA/hns: Make the end of sge process more clear
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>
Diffstat (limited to 'drivers/infiniband')
| -rw-r--r-- | drivers/infiniband/hw/hns/hns_roce_hw_v2.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c index 24c661a32e01..6454ac4ad06f 100644 --- a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c +++ b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c @@ -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; |