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atl1: print debug info if rrd error

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Add some debug printks if we encounter a potentially bad receive
return descriptor.

Signed-off-by: Jay Cliburn <jacliburn@bellsouth.net>
Acked-by: Chris Snook <csnook@redhat.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
This commit is contained in:
Jay Cliburn 2008-02-02 19:50:10 -06:00 committed by Jeff Garzik
parent 460578bfe4
commit 235ffa136c
1 changed files with 22 additions and 4 deletions
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26
drivers/net/atlx/atl1.c
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@ -1144,14 +1144,32 @@ static void atl1_intr_rx(struct atl1_adapter *adapter)
/* check rrd status */
if (likely(rrd->num_buf == 1))
goto rrd_ok;
else if (netif_msg_rx_err(adapter)) {
dev_printk(KERN_DEBUG, &adapter->pdev->dev,
"unexpected RRD buffer count\n");
dev_printk(KERN_DEBUG, &adapter->pdev->dev,
"rx_buf_len = %d\n",
adapter->rx_buffer_len);
dev_printk(KERN_DEBUG, &adapter->pdev->dev,
"RRD num_buf = %d\n",
rrd->num_buf);
dev_printk(KERN_DEBUG, &adapter->pdev->dev,
"RRD pkt_len = %d\n",
rrd->xsz.xsum_sz.pkt_size);
dev_printk(KERN_DEBUG, &adapter->pdev->dev,
"RRD pkt_flg = 0x%08X\n",
rrd->pkt_flg);
dev_printk(KERN_DEBUG, &adapter->pdev->dev,
"RRD err_flg = 0x%08X\n",
rrd->err_flg);
dev_printk(KERN_DEBUG, &adapter->pdev->dev,
"RRD vlan_tag = 0x%08X\n",
rrd->vlan_tag);
}
/* rrd seems to be bad */
if (unlikely(i-- > 0)) {
/* rrd may not be DMAed completely */
if (netif_msg_rx_err(adapter))
dev_printk(KERN_DEBUG,
&adapter->pdev->dev,
"unexpected RRD count\n");
udelay(1);
goto chk_rrd;
}