haraldwolff/qemu-patch-raspberry4
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hw/pvrdma: Bugfix - provide the correct attr_mask to query_qp

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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>
This commit is contained in:
Yuval Shaia 2018-08-05 18:35:07 +03:00 committed by Marcel Apfelbaum
parent 751522275a
commit b462a13480
1 changed files with 3 additions and 2 deletions
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5
hw/rdma/vmw/pvrdma_cmd.c
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@ -524,6 +524,7 @@ static int query_qp(PVRDMADev *dev, union pvrdma_cmd_req *req,
struct ibv_qp_init_attr init_attr;
pr_dbg("qp_handle=%d\n", cmd->qp_handle);
pr_dbg("attr_mask=0x%x\n", cmd->attr_mask);
memset(rsp, 0, sizeof(*rsp));
rsp->hdr.response = cmd->hdr.response;
@ -531,8 +532,8 @@ static int query_qp(PVRDMADev *dev, union pvrdma_cmd_req *req,
rsp->hdr.err = rdma_rm_query_qp(&dev->rdma_dev_res, &dev->backend_dev,
cmd->qp_handle,
(struct ibv_qp_attr *)&resp->attrs, -1,
&init_attr);
(struct ibv_qp_attr *)&resp->attrs,
cmd->attr_mask, &init_attr);
pr_dbg("ret=%d\n", rsp->hdr.err);
return rsp->hdr.err;