From: Mike Marciniszyn <mike.marciniszyn@xxxxxxxxx>
Add a helper to release mr references held by
an swqe.
Reviewed-by: Brian Welty <brian.welty@xxxxxxxxx>
Signed-off-by: Mike Marciniszyn <mike.marciniszyn@xxxxxxxxx>
Signed-off-by: Dennis Dalessandro <dennis.dalessandro@xxxxxxxxx>
---
include/rdma/rdmavt_qp.h | 17 +++++++++++++++++
1 files changed, 17 insertions(+), 0 deletions(-)
diff --git a/include/rdma/rdmavt_qp.h b/include/rdma/rdmavt_qp.h
index d78e99c..04facda 100644
--- a/include/rdma/rdmavt_qp.h
+++ b/include/rdma/rdmavt_qp.h
@@ -486,6 +486,23 @@ static inline void rvt_put_qp(struct rvt_qp *qp)
}
/**
+ * rvt_put_swqe - drop mr refs held by swqe
+ * @wqe - the send wqe
+ *
+ * This drops any mr references held by the swqe
+ */
+static inline void rvt_put_swqe(struct rvt_swqe *wqe)
+{
+ int i;
+
+ for (i = 0; i < wqe->wr.num_sge; i++) {
+ struct rvt_sge *sge = &wqe->sg_list[i];
+
+ rvt_put_mr(sge->mr);
+ }
+}
+
+/**
* rvt_qp_wqe_reserve - reserve operation
* @qp - the rvt qp
* @wqe - the send wqe
--
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