[NET-NEXT PATCH 09/18] igb: update ethtool stats to support multiqueue
From: Jeff Kirsher <hidden>
Date: 2008-06-27 18:03:53
Also in:
lkml
Subsystem:
networking drivers, the rest · Maintainers:
Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
From: Alexander Duyck <redacted> Addesses problems seen earlier with igb driver not correctly reporting rx and tx stats. Signed-off-by: Alexander Duyck <redacted> Signed-off-by: Jeff Kirsher <redacted> --- drivers/net/igb/igb.h | 1 + drivers/net/igb/igb_ethtool.c | 13 +++++++++---- drivers/net/igb/igb_main.c | 2 ++ 3 files changed, 12 insertions(+), 4 deletions(-)
diff --git a/drivers/net/igb/igb.h b/drivers/net/igb/igb.h
index 4534283..0551a63 100644
--- a/drivers/net/igb/igb.h
+++ b/drivers/net/igb/igb.h@@ -158,6 +158,7 @@ struct igb_ring { union { /* TX */ struct { + struct igb_queue_stats tx_stats; bool detect_tx_hung; }; /* RX */
diff --git a/drivers/net/igb/igb_ethtool.c b/drivers/net/igb/igb_ethtool.c
index 0447f9b..ed756c1 100644
--- a/drivers/net/igb/igb_ethtool.c
+++ b/drivers/net/igb/igb_ethtool.c@@ -96,10 +96,8 @@ static const struct igb_stats igb_gstrings_stats[] = { }; #define IGB_QUEUE_STATS_LEN \ - ((((((struct igb_adapter *)netdev->priv)->num_rx_queues > 1) ? \ - ((struct igb_adapter *)netdev->priv)->num_rx_queues : 0) + \ - (((((struct igb_adapter *)netdev->priv)->num_tx_queues > 1) ? \ - ((struct igb_adapter *)netdev->priv)->num_tx_queues : 0))) * \ + ((((struct igb_adapter *)netdev->priv)->num_rx_queues + \ + ((struct igb_adapter *)netdev->priv)->num_tx_queues) * \ (sizeof(struct igb_queue_stats) / sizeof(u64))) #define IGB_GLOBAL_STATS_LEN \ sizeof(igb_gstrings_stats) / sizeof(struct igb_stats)
@@ -1842,6 +1840,13 @@ static void igb_get_ethtool_stats(struct net_device *netdev, data[i] = (igb_gstrings_stats[i].sizeof_stat == sizeof(u64)) ? *(u64 *)p : *(u32 *)p; } + for (j = 0; j < adapter->num_tx_queues; j++) { + int k; + queue_stat = (u64 *)&adapter->tx_ring[j].tx_stats; + for (k = 0; k < stat_count; k++) + data[i + k] = queue_stat[k]; + i += k; + } for (j = 0; j < adapter->num_rx_queues; j++) { int k; queue_stat = (u64 *)&adapter->rx_ring[j].rx_stats;
diff --git a/drivers/net/igb/igb_main.c b/drivers/net/igb/igb_main.c
index 3699cf0..5fcc043 100644
--- a/drivers/net/igb/igb_main.c
+++ b/drivers/net/igb/igb_main.c@@ -3404,6 +3404,8 @@ done_cleaning: } tx_ring->total_bytes += total_bytes; tx_ring->total_packets += total_packets; + tx_ring->tx_stats.bytes += total_bytes; + tx_ring->tx_stats.packets += total_packets; adapter->net_stats.tx_bytes += total_bytes; adapter->net_stats.tx_packets += total_packets; return retval; -------------------------------------------------------------------------
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