diff options
| author | Edward Cree <ecree@solarflare.com> | 2014-07-15 14:58:12 +0400 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2014-07-16 09:53:34 +0400 |
| commit | e4d112e4f9502083fd27f9ac1a4cd690e3f01421 (patch) | |
| tree | 1e6d9f30d787d9df8214378923ea621af2afb0be /drivers/net/ethernet/sfc/ef10.c | |
| parent | d762d038497c9df51c19fcbe69b094b3bf8e5568 (diff) | |
| download | linux-e4d112e4f9502083fd27f9ac1a4cd690e3f01421.tar.xz | |
sfc: add extra RX drop counters for nodesc_trunc and noskb_drop
Added a counter rx_noskb_drop for failure to allocate an skb.
Summed the per-channel rx_nodesc_trunc counters earlier so that they can
be included in rx_dropped.
Signed-off-by: Edward Cree <ecree@solarflare.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/sfc/ef10.c')
| -rw-r--r-- | drivers/net/ethernet/sfc/ef10.c | 14 |
1 files changed, 11 insertions, 3 deletions
diff --git a/drivers/net/ethernet/sfc/ef10.c b/drivers/net/ethernet/sfc/ef10.c index b5ed30a39144..002d4cdc319f 100644 --- a/drivers/net/ethernet/sfc/ef10.c +++ b/drivers/net/ethernet/sfc/ef10.c @@ -755,6 +755,8 @@ static int efx_ef10_reset(struct efx_nic *efx, enum reset_type reset_type) { NULL, 64, 8 * MC_CMD_MAC_ ## mcdi_name } #define EF10_OTHER_STAT(ext_name) \ [EF10_STAT_ ## ext_name] = { #ext_name, 0, 0 } +#define GENERIC_SW_STAT(ext_name) \ + [GENERIC_STAT_ ## ext_name] = { #ext_name, 0, 0 } static const struct efx_hw_stat_desc efx_ef10_stat_desc[EF10_STAT_COUNT] = { EF10_DMA_STAT(tx_bytes, TX_BYTES), @@ -798,6 +800,8 @@ static const struct efx_hw_stat_desc efx_ef10_stat_desc[EF10_STAT_COUNT] = { EF10_DMA_STAT(rx_align_error, RX_ALIGN_ERROR_PKTS), EF10_DMA_STAT(rx_length_error, RX_LENGTH_ERROR_PKTS), EF10_DMA_STAT(rx_nodesc_drops, RX_NODESC_DROPS), + GENERIC_SW_STAT(rx_nodesc_trunc), + GENERIC_SW_STAT(rx_noskb_drops), EF10_DMA_STAT(rx_pm_trunc_bb_overflow, PM_TRUNC_BB_OVERFLOW), EF10_DMA_STAT(rx_pm_discard_bb_overflow, PM_DISCARD_BB_OVERFLOW), EF10_DMA_STAT(rx_pm_trunc_vfifo_full, PM_TRUNC_VFIFO_FULL), @@ -841,7 +845,9 @@ static const struct efx_hw_stat_desc efx_ef10_stat_desc[EF10_STAT_COUNT] = { (1ULL << EF10_STAT_rx_gtjumbo) | \ (1ULL << EF10_STAT_rx_bad_gtjumbo) | \ (1ULL << EF10_STAT_rx_overflow) | \ - (1ULL << EF10_STAT_rx_nodesc_drops)) + (1ULL << EF10_STAT_rx_nodesc_drops) | \ + (1ULL << GENERIC_STAT_rx_nodesc_trunc) | \ + (1ULL << GENERIC_STAT_rx_noskb_drops)) /* These statistics are only provided by the 10G MAC. For a 10G/40G * switchable port we do not expose these because they might not @@ -951,7 +957,7 @@ static int efx_ef10_try_update_nic_stats(struct efx_nic *efx) stats[EF10_STAT_rx_bytes_minus_good_bytes]; efx_update_diff_stat(&stats[EF10_STAT_rx_bad_bytes], stats[EF10_STAT_rx_bytes_minus_good_bytes]); - + efx_update_sw_stats(efx, stats); return 0; } @@ -990,7 +996,9 @@ static size_t efx_ef10_update_stats(struct efx_nic *efx, u64 *full_stats, core_stats->tx_packets = stats[EF10_STAT_tx_packets]; core_stats->rx_bytes = stats[EF10_STAT_rx_bytes]; core_stats->tx_bytes = stats[EF10_STAT_tx_bytes]; - core_stats->rx_dropped = stats[EF10_STAT_rx_nodesc_drops]; + core_stats->rx_dropped = stats[EF10_STAT_rx_nodesc_drops] + + stats[GENERIC_STAT_rx_nodesc_trunc] + + stats[GENERIC_STAT_rx_noskb_drops]; core_stats->multicast = stats[EF10_STAT_rx_multicast]; core_stats->rx_length_errors = stats[EF10_STAT_rx_gtjumbo] + |