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| author | Ajit Khaparde <ajitk@serverengines.com> | 2009-10-13 01:46:29 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2009-10-13 11:48:28 -0700 |
| commit | 231835e4163cf14c90e295f1729004f571ee1cc7 (patch) | |
| tree | bef58063a02c7f5e95f6900821dba6aaee3dcfb8 | |
| parent | 8328c38fcda2743249fd142174acf025d4cdd21f (diff) | |
| download | linux-3.10-231835e4163cf14c90e295f1729004f571ee1cc7.tar.gz linux-3.10-231835e4163cf14c90e295f1729004f571ee1cc7.tar.bz2 linux-3.10-231835e4163cf14c90e295f1729004f571ee1cc7.zip | |
igb: Fix erroneous display of stats by ethtool -S
Commit 337e067d overlooked the way offsets for netdev stats were considered.
Because of this some of the stats shown by ethtool -S were wrong.
This patch fixes it.
Signed-off-by: Ajit Khaparde <ajitk@serverengines.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
| -rw-r--r-- | drivers/net/igb/igb_ethtool.c | 27 |
1 files changed, 22 insertions, 5 deletions
diff --git a/drivers/net/igb/igb_ethtool.c b/drivers/net/igb/igb_ethtool.c index d46c3212757..a6da32f25a8 100644 --- a/drivers/net/igb/igb_ethtool.c +++ b/drivers/net/igb/igb_ethtool.c @@ -37,16 +37,22 @@ #include "igb.h" +enum {NETDEV_STATS, IGB_STATS}; + struct igb_stats { char stat_string[ETH_GSTRING_LEN]; + int type; int sizeof_stat; int stat_offset; }; -#define IGB_STAT(m) FIELD_SIZEOF(struct igb_adapter, m), \ - offsetof(struct igb_adapter, m) -#define IGB_NETDEV_STAT(m) FIELD_SIZEOF(struct net_device, m), \ - offsetof(struct net_device, m) +#define IGB_STAT(m) IGB_STATS, \ + FIELD_SIZEOF(struct igb_adapter, m), \ + offsetof(struct igb_adapter, m) +#define IGB_NETDEV_STAT(m) NETDEV_STATS, \ + FIELD_SIZEOF(struct net_device, m), \ + offsetof(struct net_device, m) + static const struct igb_stats igb_gstrings_stats[] = { { "rx_packets", IGB_STAT(stats.gprc) }, { "tx_packets", IGB_STAT(stats.gptc) }, @@ -1959,10 +1965,21 @@ static void igb_get_ethtool_stats(struct net_device *netdev, int stat_count_rx = sizeof(struct igb_rx_queue_stats) / sizeof(u64); int j; int i; + char *p = NULL; igb_update_stats(adapter); for (i = 0; i < IGB_GLOBAL_STATS_LEN; i++) { - char *p = (char *)adapter+igb_gstrings_stats[i].stat_offset; + switch (igb_gstrings_stats[i].type) { + case NETDEV_STATS: + p = (char *) netdev + + igb_gstrings_stats[i].stat_offset; + break; + case IGB_STATS: + p = (char *) adapter + + igb_gstrings_stats[i].stat_offset; + break; + } + data[i] = (igb_gstrings_stats[i].sizeof_stat == sizeof(u64)) ? *(u64 *)p : *(u32 *)p; } |