diff options
Diffstat (limited to 'drivers/infiniband/hw/hfi1/ipoib_tx.c')
| -rw-r--r-- | drivers/infiniband/hw/hfi1/ipoib_tx.c | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/hfi1/ipoib_tx.c b/drivers/infiniband/hw/hfi1/ipoib_tx.c index 5129dc95dec9..e8dece559301 100644 --- a/drivers/infiniband/hw/hfi1/ipoib_tx.c +++ b/drivers/infiniband/hw/hfi1/ipoib_tx.c @@ -866,3 +866,32 @@ void hfi1_ipoib_napi_tx_disable(struct net_device *dev) (void)hfi1_ipoib_drain_tx_ring(txq, txq->tx_ring.max_items); } } + +void hfi1_ipoib_tx_timeout(struct net_device *dev, unsigned int q) +{ + struct hfi1_ipoib_dev_priv *priv = hfi1_ipoib_priv(dev); + struct hfi1_ipoib_txq *txq = &priv->txqs[q]; + u64 completed = atomic64_read(&txq->complete_txreqs); + + dd_dev_info(priv->dd, "timeout txq %llx q %u stopped %u stops %d no_desc %d ring_full %d\n", + (unsigned long long)txq, q, + __netif_subqueue_stopped(dev, txq->q_idx), + atomic_read(&txq->stops), + atomic_read(&txq->no_desc), + atomic_read(&txq->ring_full)); + dd_dev_info(priv->dd, "sde %llx engine %u\n", + (unsigned long long)txq->sde, + txq->sde ? txq->sde->this_idx : 0); + dd_dev_info(priv->dd, "flow %x\n", txq->flow.as_int); + dd_dev_info(priv->dd, "sent %llu completed %llu used %llu\n", + txq->sent_txreqs, completed, hfi1_ipoib_used(txq)); + dd_dev_info(priv->dd, "tx_queue_len %u max_items %lu\n", + dev->tx_queue_len, txq->tx_ring.max_items); + dd_dev_info(priv->dd, "head %lu tail %lu\n", + txq->tx_ring.head, txq->tx_ring.tail); + dd_dev_info(priv->dd, "wait queued %u\n", + !list_empty(&txq->wait.list)); + dd_dev_info(priv->dd, "tx_list empty %u\n", + list_empty(&txq->tx_list)); +} + |