diff options
| author | Or Gerlitz <ogerlitz@voltaire.com> | 2010-03-04 13:17:37 +0000 |
|---|---|---|
| committer | Roland Dreier <rolandd@cisco.com> | 2010-03-11 13:43:11 -0800 |
| commit | a48f509b26cec53338f4b0abd52ecea35e3974b8 (patch) | |
| tree | e08d069cb636346f64a3fb193f7565ad739b7d58 /drivers/infiniband/ulp/ipoib/ipoib_ib.c | |
| parent | f0dc117abdfa9a0e96c3d013d836460ef3cd08c7 (diff) | |
| download | blackbird-op-linux-a48f509b26cec53338f4b0abd52ecea35e3974b8.tar.gz blackbird-op-linux-a48f509b26cec53338f4b0abd52ecea35e3974b8.zip | |
IPoIB: Include return code in trace message for ib_post_send() failures
Print the return code of ib_post_send() if it fails to make these
debugging messages more useful.
Signed-off-by: Or Gerlitz <ogerlitz@voltaire.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
Diffstat (limited to 'drivers/infiniband/ulp/ipoib/ipoib_ib.c')
| -rw-r--r-- | drivers/infiniband/ulp/ipoib/ipoib_ib.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/drivers/infiniband/ulp/ipoib/ipoib_ib.c b/drivers/infiniband/ulp/ipoib/ipoib_ib.c index 8c91d9f37ada..5df40b128f81 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); |
