Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=b0408751128edc126eb37798d51891d8d0a41dc6
Commit: b0408751128edc126eb37798d51891d8d0a41dc6
Parent: 569a5df8597deeaa39867be73c7305fd82522f57
Author: Michael Chan <[EMAIL PROTECTED]>
AuthorDate: Tue Feb 13 12:18:30 2007 -0800
Committer: David S. Miller <[EMAIL PROTECTED]>
CommitDate: Tue Feb 13 12:18:30 2007 -0800
[TG3]: Add some tx timeout debug messages.
Print the most useful information during tx timeout to help debug.
Signed-off-by: Michael Chan <[EMAIL PROTECTED]>
Signed-off-by: David S. Miller <[EMAIL PROTECTED]>
---
drivers/net/tg3.c | 12 +++++++++++-
1 files changed, 11 insertions(+), 1 deletions(-)
diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c
index a1aeba2..159570b 100644
--- a/drivers/net/tg3.c
+++ b/drivers/net/tg3.c
@@ -3735,13 +3735,23 @@ out:
tg3_full_unlock(tp);
}
+static void tg3_dump_short_state(struct tg3 *tp)
+{
+ printk(KERN_ERR PFX "DEBUG: MAC_TX_STATUS[%08x] MAC_RX_STATUS[%08x]\n",
+ tr32(MAC_TX_STATUS), tr32(MAC_RX_STATUS));
+ printk(KERN_ERR PFX "DEBUG: RDMAC_STATUS[%08x] WDMAC_STATUS[%08x]\n",
+ tr32(RDMAC_STATUS), tr32(WDMAC_STATUS));
+}
+
static void tg3_tx_timeout(struct net_device *dev)
{
struct tg3 *tp = netdev_priv(dev);
- if (netif_msg_tx_err(tp))
+ if (netif_msg_tx_err(tp)) {
printk(KERN_ERR PFX "%s: transmit timed out, resetting\n",
dev->name);
+ tg3_dump_short_state(tp);
+ }
schedule_work(&tp->reset_task);
}
-
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