diff options
| author | Charles McLachlan <cmclachlan@solarflare.com> | 2019-10-31 11:24:23 +0100 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2019-10-31 22:14:53 +0100 |
| commit | cd846bef2d7464b58db01ecd2c6cb20652c5a7a8 (patch) | |
| tree | 796a3dfa74da61556aec973b6921dc8876ebdb12 /drivers/net/ethernet/sfc/ethtool.c | |
| parent | sfc: handle XDP_TX outcomes of XDP eBPF programs (diff) | |
| download | linux-cd846bef2d7464b58db01ecd2c6cb20652c5a7a8.tar.xz linux-cd846bef2d7464b58db01ecd2c6cb20652c5a7a8.zip | |
sfc: add XDP counters to ethtool stats
Count XDP packet drops, error drops, transmissions and redirects and
expose these counters via the ethtool stats command.
Signed-off-by: Charles McLachlan <cmclachlan@solarflare.com>
Acked-by: Jesper Dangaard Brouer <brouer@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/sfc/ethtool.c')
| -rw-r--r-- | drivers/net/ethernet/sfc/ethtool.c | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/drivers/net/ethernet/sfc/ethtool.c b/drivers/net/ethernet/sfc/ethtool.c index 86b965875540..8db593fb9699 100644 --- a/drivers/net/ethernet/sfc/ethtool.c +++ b/drivers/net/ethernet/sfc/ethtool.c @@ -83,6 +83,10 @@ static const struct efx_sw_stat_desc efx_sw_stat_desc[] = { EFX_ETHTOOL_UINT_CHANNEL_STAT(rx_frm_trunc), EFX_ETHTOOL_UINT_CHANNEL_STAT(rx_merge_events), EFX_ETHTOOL_UINT_CHANNEL_STAT(rx_merge_packets), + EFX_ETHTOOL_UINT_CHANNEL_STAT(rx_xdp_drops), + EFX_ETHTOOL_UINT_CHANNEL_STAT(rx_xdp_bad_drops), + EFX_ETHTOOL_UINT_CHANNEL_STAT(rx_xdp_tx), + EFX_ETHTOOL_UINT_CHANNEL_STAT(rx_xdp_redirect), }; #define EFX_ETHTOOL_SW_STAT_COUNT ARRAY_SIZE(efx_sw_stat_desc) @@ -399,6 +403,19 @@ static size_t efx_describe_per_queue_stats(struct efx_nic *efx, u8 *strings) } } } + if (efx->xdp_tx_queue_count && efx->xdp_tx_queues) { + unsigned short xdp; + + for (xdp = 0; xdp < efx->xdp_tx_queue_count; xdp++) { + n_stats++; + if (strings) { + snprintf(strings, ETH_GSTRING_LEN, + "tx-xdp-cpu-%hu.tx_packets", xdp); + strings += ETH_GSTRING_LEN; + } + } + } + return n_stats; } @@ -509,6 +526,14 @@ static void efx_ethtool_get_stats(struct net_device *net_dev, data++; } } + if (efx->xdp_tx_queue_count && efx->xdp_tx_queues) { + int xdp; + + for (xdp = 0; xdp < efx->xdp_tx_queue_count; xdp++) { + data[0] = efx->xdp_tx_queues[xdp]->tx_packets; + data++; + } + } efx_ptp_update_stats(efx, data); } |