From: Yixian Liu Date: Fri, 22 May 2020 13:02:59 +0000 (+0800) Subject: RDMA/hns: Make the end of sge process more clear X-Git-Tag: v5.10.7~2431^2~50 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=e1b43f07c0d4c82fd5591ae24d045fee2b00edf3;p=platform%2Fkernel%2Flinux-rpi.git 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 Signed-off-by: Weihang Li Signed-off-by: Jason Gunthorpe --- diff --git a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c index 24c661a3..6454ac4 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;