diff options
Diffstat (limited to 'drivers/infiniband/ulp/ipoib')
-rw-r--r-- | drivers/infiniband/ulp/ipoib/ipoib_cm.c | 10 | ||||
-rw-r--r-- | drivers/infiniband/ulp/ipoib/ipoib_ethtool.c | 10 | ||||
-rw-r--r-- | drivers/infiniband/ulp/ipoib/ipoib_ib.c | 9 |
3 files changed, 14 insertions, 15 deletions
diff --git a/drivers/infiniband/ulp/ipoib/ipoib_cm.c b/drivers/infiniband/ulp/ipoib/ipoib_cm.c index 83a7751..bc65837 100644 --- a/drivers/infiniband/ulp/ipoib/ipoib_cm.c +++ b/drivers/infiniband/ulp/ipoib/ipoib_cm.c @@ -708,6 +708,7 @@ void ipoib_cm_send(struct net_device *dev, struct sk_buff *skb, struct ipoib_cm_ struct ipoib_dev_priv *priv = netdev_priv(dev); struct ipoib_cm_tx_buf *tx_req; u64 addr; + int rc; if (unlikely(skb->len > tx->mtu)) { ipoib_warn(priv, "packet len %d (> %d) too long to send, dropping\n", @@ -739,9 +740,10 @@ void ipoib_cm_send(struct net_device *dev, struct sk_buff *skb, struct ipoib_cm_ tx_req->mapping = addr; - if (unlikely(post_send(priv, tx, tx->tx_head & (ipoib_sendq_size - 1), - addr, skb->len))) { - ipoib_warn(priv, "post_send failed\n"); + rc = post_send(priv, tx, tx->tx_head & (ipoib_sendq_size - 1), + addr, skb->len); + if (unlikely(rc)) { + ipoib_warn(priv, "post_send failed, error %d\n", rc); ++dev->stats.tx_errors; ib_dma_unmap_single(priv->ca, addr, skb->len, DMA_TO_DEVICE); dev_kfree_skb_any(skb); @@ -752,6 +754,8 @@ void ipoib_cm_send(struct net_device *dev, struct sk_buff *skb, struct ipoib_cm_ if (++priv->tx_outstanding == ipoib_sendq_size) { ipoib_dbg(priv, "TX ring 0x%x full, stopping kernel net queue\n", tx->qp->qp_num); + if (ib_req_notify_cq(priv->send_cq, IB_CQ_NEXT_COMP)) + ipoib_warn(priv, "request notify on send CQ failed\n"); netif_stop_queue(dev); } } diff --git a/drivers/infiniband/ulp/ipoib/ipoib_ethtool.c b/drivers/infiniband/ulp/ipoib/ipoib_ethtool.c index e9795f6..d10b4ec 100644 --- a/drivers/infiniband/ulp/ipoib/ipoib_ethtool.c +++ b/drivers/infiniband/ulp/ipoib/ipoib_ethtool.c @@ -55,9 +55,7 @@ static int ipoib_get_coalesce(struct net_device *dev, struct ipoib_dev_priv *priv = netdev_priv(dev); coal->rx_coalesce_usecs = priv->ethtool.coalesce_usecs; - coal->tx_coalesce_usecs = priv->ethtool.coalesce_usecs; coal->rx_max_coalesced_frames = priv->ethtool.max_coalesced_frames; - coal->tx_max_coalesced_frames = priv->ethtool.max_coalesced_frames; return 0; } @@ -69,10 +67,8 @@ static int ipoib_set_coalesce(struct net_device *dev, int ret; /* - * Since IPoIB uses a single CQ for both rx and tx, we assume - * that rx params dictate the configuration. These values are - * saved in the private data and returned when ipoib_get_coalesce() - * is called. + * These values are saved in the private data and returned + * when ipoib_get_coalesce() is called */ if (coal->rx_coalesce_usecs > 0xffff || coal->rx_max_coalesced_frames > 0xffff) @@ -85,8 +81,6 @@ static int ipoib_set_coalesce(struct net_device *dev, return ret; } - coal->tx_coalesce_usecs = coal->rx_coalesce_usecs; - coal->tx_max_coalesced_frames = coal->rx_max_coalesced_frames; priv->ethtool.coalesce_usecs = coal->rx_coalesce_usecs; priv->ethtool.max_coalesced_frames = coal->rx_max_coalesced_frames; diff --git a/drivers/infiniband/ulp/ipoib/ipoib_ib.c b/drivers/infiniband/ulp/ipoib/ipoib_ib.c index 8c91d9f..5df40b1 100644 --- a/drivers/infiniband/ulp/ipoib/ipoib_ib.c +++ b/drivers/infiniband/ulp/ipoib/ipoib_ib.c @@ -529,7 +529,7 @@ void ipoib_send(struct net_device *dev, struct sk_buff *skb, { struct ipoib_dev_priv *priv = netdev_priv(dev); struct ipoib_tx_buf *tx_req; - int hlen; + int hlen, rc; void *phead; if (skb_is_gso(skb)) { @@ -585,9 +585,10 @@ void ipoib_send(struct net_device *dev, struct sk_buff *skb, netif_stop_queue(dev); } - if (unlikely(post_send(priv, priv->tx_head & (ipoib_sendq_size - 1), - address->ah, qpn, tx_req, phead, hlen))) { - ipoib_warn(priv, "post_send failed\n"); + rc = post_send(priv, priv->tx_head & (ipoib_sendq_size - 1), + address->ah, qpn, tx_req, phead, hlen); + if (unlikely(rc)) { + ipoib_warn(priv, "post_send failed, error %d\n", rc); ++dev->stats.tx_errors; --priv->tx_outstanding; ipoib_dma_unmap_tx(priv->ca, tx_req); |