Messages in this thread |  | | | Date | Tue, 22 Jan 2008 04:55:31 -0500 | | From | Jeff Garzik <> | | Subject | Re: [PATCH 05/26] atl1: print debug info if rrd error |
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jacliburn@bellsouth.net wrote: > From: Jay Cliburn <jacliburn@bellsouth.net> > > Add some debug dev_printks if we encounter a bad receive return descriptor. > > Signed-off-by: Jay Cliburn <jacliburn@bellsouth.net> > --- > drivers/net/atlx/atl1.c | 21 ++++++++++++++++++++- > 1 files changed, 20 insertions(+), 1 deletions(-) > > diff --git a/drivers/net/atlx/atl1.c b/drivers/net/atlx/atl1.c > index 239641f..262d3ca 100644 > --- a/drivers/net/atlx/atl1.c > +++ b/drivers/net/atlx/atl1.c > @@ -1127,7 +1127,26 @@ static void atl1_intr_rx(struct atl1_adapter *adapter) > if (likely(rrd->xsz.valid)) { /* packet valid */ > chk_rrd: > /* check rrd status */ > - if (likely(rrd->num_buf == 1)) > + if (rrd->num_buf != 1) { > + 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); > + } else
look into netif_msg_*, which enables via ethtool very fine-grained selection of messages.
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