Signed-off-by: Joachim Fenkes <[email protected]>
---
drivers/infiniband/hw/ehca/ehca_reqs.c | 11 ++++++++---
1 files changed, 8 insertions(+), 3 deletions(-)
diff --git a/drivers/infiniband/hw/ehca/ehca_reqs.c b/drivers/infiniband/hw/ehca/ehca_reqs.c
index 73f0c06..fd3ba22 100644
--- a/drivers/infiniband/hw/ehca/ehca_reqs.c
+++ b/drivers/infiniband/hw/ehca/ehca_reqs.c
@@ -517,6 +517,7 @@ static inline int ehca_poll_cq_one(struct ib_cq *cq, struct ib_wc *wc)
int ret = 0;
struct ehca_cq *my_cq = container_of(cq, struct ehca_cq, ib_cq);
struct ehca_cqe *cqe;
+ struct ehca_qp *my_qp;
int cqe_count = 0;
poll_cq_one_read_cqe:
@@ -568,7 +569,7 @@ poll_cq_one_read_cqe:
}
/* tracing cqe */
- if (ehca_debug_level) {
+ if (unlikely(ehca_debug_level)) {
ehca_dbg(cq->device,
"Received COMPLETION ehca_cq=%p cq_num=%x -----",
my_cq, my_cq->cq_number);
@@ -602,7 +603,11 @@ poll_cq_one_read_cqe:
} else
wc->status = IB_WC_SUCCESS;
- wc->qp = NULL;
+ read_lock(&ehca_qp_idr_lock);
+ my_qp = idr_find(&ehca_qp_idr, cqe->qp_token);
+ wc->qp = &my_qp->ib_qp;
+ read_unlock(&ehca_qp_idr_lock);
+
wc->byte_len = cqe->nr_bytes_transferred;
wc->pkey_index = cqe->pkey_index;
wc->slid = cqe->rlid;
@@ -612,7 +617,7 @@ poll_cq_one_read_cqe:
wc->imm_data = cpu_to_be32(cqe->immediate_data);
wc->sl = cqe->service_level;
- if (wc->status != IB_WC_SUCCESS)
+ if (unlikely(wc->status != IB_WC_SUCCESS))
ehca_dbg(cq->device,
"ehca_cq=%p cq_num=%x WARNING unsuccessful cqe "
"OPType=%x status=%x qp_num=%x src_qp=%x wr_id=%lx "
--
1.5.2
-
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