9P: Add cancelled() to the transport functions.

[karo-tx-linux.git] / net / 9p / trans_rdma.c

diff --git a/net/9p/trans_rdma.c b/net/9p/trans_rdma.c
index 8f68df5d29731cf23b6de1bbee5284c904006c93..928f2bb9bf8d5d4d43d6324c3ea989a9daf12728 100644 (file)
--- a/net/9p/trans_rdma.c
+++ b/net/9p/trans_rdma.c
@@ -588,6 +588,17 @@ static int rdma_cancel(struct p9_client *client, struct p9_req_t *req)
        return 1;
 }
 
+/* A request has been fully flushed without a reply.
+ * That means we have posted one buffer in excess.
+ */
+static int rdma_cancelled(struct p9_client *client, struct p9_req_t *req)
+{
+       struct p9_trans_rdma *rdma = client->trans;
+
+       atomic_inc(&rdma->excess_rc);
+       return 0;
+}
+
 /**
  * trans_create_rdma - Transport method for creating atransport instance
  * @client: client instance