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IB/ipoib: Add detailed error message to dev_queue_xmit call 

Add a detailed return code to dev_queue_xmit function when
calling to requeue packet via __skb_dequeue.

Signed-off-by: Feras Daoud <ferasda@mellanox.com>
Signed-off-by: Erez Shitrit <erezsh@mellanox.com>
Reviewed-by: Yuval Shaia <yuval.shaia@oracle.com>
Signed-off-by: Leon Romanovsky <leon@kernel.org>
Signed-off-by: Doug Ledford <dledford@redhat.com>
This commit is contained in:
Feras Daoud 2016-12-28 14:47:25 +02:00 committed by Doug Ledford
parent 89a3987ab7
commit d32b9a81d7
3 changed files with 13 additions and 8 deletions
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7
drivers/infiniband/ulp/ipoib/ipoib_cm.c
View File

@ -1015,9 +1015,10 @@ static int ipoib_cm_rep_handler(struct ib_cm_id *cm_id, struct ib_cm_event *even
while ((skb = __skb_dequeue(&skqueue))) {
skb->dev = p->dev;
if (dev_queue_xmit(skb))
ipoib_warn(priv, "dev_queue_xmit failed "
"to requeue packet\n");
ret = dev_queue_xmit(skb);
if (ret)
ipoib_warn(priv, "%s:dev_queue_xmit failed to re-queue packet, ret:%d\n",
__func__, ret);
}
ret = ib_send_cm_rtu(cm_id, NULL, 0);

8
drivers/infiniband/ulp/ipoib/ipoib_main.c
View File

@ -843,10 +843,12 @@ static void path_rec_completion(int status,
ipoib_put_ah(old_ah);
while ((skb = __skb_dequeue(&skqueue))) {
int ret;
skb->dev = dev;
if (dev_queue_xmit(skb))
ipoib_warn(priv, "dev_queue_xmit failed "
"to requeue packet\n");
ret = dev_queue_xmit(skb);
if (ret)
ipoib_warn(priv, "%s: dev_queue_xmit failed to re-queue packet, ret:%d\n",
__func__, ret);
}
}

6
drivers/infiniband/ulp/ipoib/ipoib_multicast.c
View File

@ -314,9 +314,11 @@ static int ipoib_mcast_join_finish(struct ipoib_mcast *mcast,
netif_tx_unlock_bh(dev);
skb->dev = dev;
if (dev_queue_xmit(skb))
ipoib_warn(priv, "dev_queue_xmit failed to requeue packet\n");
ret = dev_queue_xmit(skb);
if (ret)
ipoib_warn(priv, "%s:dev_queue_xmit failed to re-queue packet, ret:%d\n",
__func__, ret);
netif_tx_lock_bh(dev);
}
netif_tx_unlock_bh(dev);