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Diffstat (limited to 'drivers/infiniband/ulp/ipoib/ipoib_ib.c')
-rw-r--r--drivers/infiniband/ulp/ipoib/ipoib_ib.c27
1 files changed, 25 insertions, 2 deletions
diff --git a/drivers/infiniband/ulp/ipoib/ipoib_ib.c b/drivers/infiniband/ulp/ipoib/ipoib_ib.c
index efe7402f4885..2e075377242e 100644
--- a/drivers/infiniband/ulp/ipoib/ipoib_ib.c
+++ b/drivers/infiniband/ulp/ipoib/ipoib_ib.c
@@ -256,6 +256,8 @@ static void ipoib_ib_handle_rx_wc(struct net_device *dev, struct ib_wc *wc)
++dev->stats.rx_packets;
dev->stats.rx_bytes += skb->len;
+ if (skb->pkt_type == PACKET_MULTICAST)
+ dev->stats.multicast++;
skb->dev = dev;
if ((dev->features & NETIF_F_RXCSUM) &&
@@ -709,6 +711,27 @@ static int recvs_pending(struct net_device *dev)
return pending;
}
+static void check_qp_movement_and_print(struct ipoib_dev_priv *priv,
+ struct ib_qp *qp,
+ enum ib_qp_state new_state)
+{
+ struct ib_qp_attr qp_attr;
+ struct ib_qp_init_attr query_init_attr;
+ int ret;
+
+ ret = ib_query_qp(qp, &qp_attr, IB_QP_STATE, &query_init_attr);
+ if (ret) {
+ ipoib_warn(priv, "%s: Failed to query QP\n", __func__);
+ return;
+ }
+ /* print according to the new-state and the previous state.*/
+ if (new_state == IB_QPS_ERR && qp_attr.qp_state == IB_QPS_RESET)
+ ipoib_dbg(priv, "Failed modify QP, IB_QPS_RESET to IB_QPS_ERR, acceptable\n");
+ else
+ ipoib_warn(priv, "Failed to modify QP to state: %d from state: %d\n",
+ new_state, qp_attr.qp_state);
+}
+
int ipoib_ib_dev_stop_default(struct net_device *dev)
{
struct ipoib_dev_priv *priv = ipoib_priv(dev);
@@ -728,7 +751,7 @@ int ipoib_ib_dev_stop_default(struct net_device *dev)
*/
qp_attr.qp_state = IB_QPS_ERR;
if (ib_modify_qp(priv->qp, &qp_attr, IB_QP_STATE))
- ipoib_warn(priv, "Failed to modify QP to ERROR state\n");
+ check_qp_movement_and_print(priv, priv->qp, IB_QPS_ERR);
/* Wait for all sends and receives to complete */
begin = jiffies;
@@ -770,7 +793,7 @@ int ipoib_ib_dev_stop_default(struct net_device *dev)
ipoib_drain_cq(dev);
- msleep(1);
+ usleep_range(1000, 2000);
}
ipoib_dbg(priv, "All sends and receives done.\n");