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sfc: add XDP counters to ethtool stats

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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>
This commit is contained in:
Charles McLachlan
2019-10-31 10:24:23 +00:00
committed by David S. Miller
parent dfe44c1f52
commit cd846bef2d
3 changed files with 42 additions and 0 deletions
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8
drivers/net/ethernet/sfc/net_driver.h
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@@ -453,6 +453,10 @@ enum efx_sync_events_state {
* lack of descriptors
* @n_rx_merge_events: Number of RX merged completion events
* @n_rx_merge_packets: Number of RX packets completed by merged events
* @n_rx_xdp_drops: Count of RX packets intentionally dropped due to XDP
* @n_rx_xdp_bad_drops: Count of RX packets dropped due to XDP errors
* @n_rx_xdp_tx: Count of RX packets retransmitted due to XDP
* @n_rx_xdp_redirect: Count of RX packets redirected to a different NIC by XDP
* @rx_pkt_n_frags: Number of fragments in next packet to be delivered by
* __efx_rx_packet(), or zero if there is none
* @rx_pkt_index: Ring index of first buffer for next packet to be delivered
@@ -506,6 +510,10 @@ struct efx_channel {
unsigned int n_rx_nodesc_trunc;
unsigned int n_rx_merge_events;
unsigned int n_rx_merge_packets;
unsigned int n_rx_xdp_drops;
unsigned int n_rx_xdp_bad_drops;
unsigned int n_rx_xdp_tx;
unsigned int n_rx_xdp_redirect;
unsigned int rx_pkt_n_frags;
unsigned int rx_pkt_index;