hw/pvrdma: Bugfix - provide the correct attr_mask to query_qp
Calling rdma_rm_query_qp with attr_mask equals to -1 leads to error where backend query_qp fails to retrieve the needed QP attributes. Fix it by providing the attr_mask we got from driver. Signed-off-by: Yuval Shaia <yuval.shaia@oracle.com> Message-Id: <20180805153518.2983-3-yuval.shaia@oracle.com> Reviewed-by: Marcel Apfelbaum <marcel.apfelbaum@gmail.com> Signed-off-by: Marcel Apfelbaum <marcel.apfelbaum@gmail.com>
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@ -524,6 +524,7 @@ static int query_qp(PVRDMADev *dev, union pvrdma_cmd_req *req,
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struct ibv_qp_init_attr init_attr;
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struct ibv_qp_init_attr init_attr;
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pr_dbg("qp_handle=%d\n", cmd->qp_handle);
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pr_dbg("qp_handle=%d\n", cmd->qp_handle);
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pr_dbg("attr_mask=0x%x\n", cmd->attr_mask);
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memset(rsp, 0, sizeof(*rsp));
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memset(rsp, 0, sizeof(*rsp));
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rsp->hdr.response = cmd->hdr.response;
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rsp->hdr.response = cmd->hdr.response;
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@ -531,8 +532,8 @@ static int query_qp(PVRDMADev *dev, union pvrdma_cmd_req *req,
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rsp->hdr.err = rdma_rm_query_qp(&dev->rdma_dev_res, &dev->backend_dev,
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rsp->hdr.err = rdma_rm_query_qp(&dev->rdma_dev_res, &dev->backend_dev,
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cmd->qp_handle,
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cmd->qp_handle,
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(struct ibv_qp_attr *)&resp->attrs, -1,
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(struct ibv_qp_attr *)&resp->attrs,
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&init_attr);
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cmd->attr_mask, &init_attr);
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pr_dbg("ret=%d\n", rsp->hdr.err);
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pr_dbg("ret=%d\n", rsp->hdr.err);
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return rsp->hdr.err;
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return rsp->hdr.err;
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