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-rw-r--r--drivers/net/e1000/e1000.h1
-rw-r--r--drivers/net/e1000/e1000_ethtool.c1
-rw-r--r--drivers/net/e1000/e1000_main.c5
3 files changed, 6 insertions, 1 deletions
diff --git a/drivers/net/e1000/e1000.h b/drivers/net/e1000/e1000.h
index 3f0be02..896ea8a 100644
--- a/drivers/net/e1000/e1000.h
+++ b/drivers/net/e1000/e1000.h
@@ -265,6 +265,7 @@ struct e1000_adapter {
/* TX */
struct e1000_tx_ring *tx_ring; /* One per active queue */
+ unsigned int restart_queue;
unsigned long tx_queue_len;
uint32_t txd_cmd;
uint32_t tx_int_delay;
diff --git a/drivers/net/e1000/e1000_ethtool.c b/drivers/net/e1000/e1000_ethtool.c
index dbac71b..da459f7 100644
--- a/drivers/net/e1000/e1000_ethtool.c
+++ b/drivers/net/e1000/e1000_ethtool.c
@@ -85,6 +85,7 @@ static const struct e1000_stats e1000_gstrings_stats[] = {
{ "tx_single_coll_ok", E1000_STAT(stats.scc) },
{ "tx_multi_coll_ok", E1000_STAT(stats.mcc) },
{ "tx_timeout_count", E1000_STAT(tx_timeout_count) },
+ { "tx_restart_queue", E1000_STAT(restart_queue) },
{ "rx_long_length_errors", E1000_STAT(stats.roc) },
{ "rx_short_length_errors", E1000_STAT(stats.ruc) },
{ "rx_align_errors", E1000_STAT(stats.algnerrc) },
diff --git a/drivers/net/e1000/e1000_main.c b/drivers/net/e1000/e1000_main.c
index 96e44a8..705e654 100644
--- a/drivers/net/e1000/e1000_main.c
+++ b/drivers/net/e1000/e1000_main.c
@@ -2974,6 +2974,7 @@ static int __e1000_maybe_stop_tx(struct net_device *netdev, int size)
/* A reprieve! */
netif_start_queue(netdev);
+ ++adapter->restart_queue;
return 0;
}
@@ -3654,8 +3655,10 @@ e1000_clean_tx_irq(struct e1000_adapter *adapter,
* sees the new next_to_clean.
*/
smp_mb();
- if (netif_queue_stopped(netdev))
+ if (netif_queue_stopped(netdev)) {
netif_wake_queue(netdev);
+ ++adapter->restart_queue;
+ }
}
if (adapter->detect_tx_hung) {