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authorChengchang Tang <tangchengchang@huawei.com>2022-11-26 11:29:07 +0100
committerJason Gunthorpe <jgg@nvidia.com>2022-12-08 00:51:04 +0100
commitbc34c04f7b97c3794dec5a6d6d27ffd5f0e4f5c8 (patch)
tree430644b7b763fff30c9aad0b93eb3b8a259e137b /drivers/infiniband
parentRDMA/hns: Fix the gid problem caused by free mr (diff)
downloadlinux-bc34c04f7b97c3794dec5a6d6d27ffd5f0e4f5c8.tar.xz
linux-bc34c04f7b97c3794dec5a6d6d27ffd5f0e4f5c8.zip
RDMA/hns: Fix AH attr queried by query_qp
The queried AH attr is invalid. This patch fix it. This problem is found by rdma-core test test_mr_rereg_pd ERROR: test_mr_rereg_pd (tests.test_mr.MRTest) Test that cover rereg MR's PD with this flow: ---------------------------------------------------------------------- Traceback (most recent call last): File "./tests/test_mr.py", line 157, in test_mr_rereg_pd self.restate_qps() File "./tests/test_mr.py", line 113, in restate_qps self.server.qp.to_rts(self.server_qp_attr) File "qp.pyx", line 1137, in pyverbs.qp.QP.to_rts File "qp.pyx", line 1123, in pyverbs.qp.QP.to_rtr pyverbs.pyverbs_error.PyverbsRDMAError: Failed to modify QP state to RTR. Errno: 22, Invalid argument Fixes: 926a01dc000d ("RDMA/hns: Add QP operations support for hip08 SoC") Link: https://lore.kernel.org/r/20221126102911.2921820-3-xuhaoyue1@hisilicon.com Signed-off-by: Chengchang Tang <tangchengchang@huawei.com> Signed-off-by: Haoyue Xu <xuhaoyue1@hisilicon.com> Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
Diffstat (limited to 'drivers/infiniband')
-rw-r--r--drivers/infiniband/hw/hns/hns_roce_hw_v2.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c
index 93c677239686..a8f8c790d31d 100644
--- a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c
+++ b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c
@@ -5470,6 +5470,8 @@ static int hns_roce_v2_query_qp(struct ib_qp *ibqp, struct ib_qp_attr *qp_attr,
rdma_ah_set_sl(&qp_attr->ah_attr,
hr_reg_read(&context, QPC_SL));
+ rdma_ah_set_port_num(&qp_attr->ah_attr, hr_qp->port + 1);
+ rdma_ah_set_ah_flags(&qp_attr->ah_attr, IB_AH_GRH);
grh->flow_label = hr_reg_read(&context, QPC_FL);
grh->sgid_index = hr_reg_read(&context, QPC_GMV_IDX);
grh->hop_limit = hr_reg_read(&context, QPC_HOPLIMIT);