diff mbox series

[RFC,5/5] ixgbevf: Add XDP queue stats reporting

Message ID 20180226213745.14508-6-anthony.l.nguyen@intel.com
State RFC
Headers show
Series None | expand

Commit Message

Tony Nguyen Feb. 26, 2018, 9:37 p.m. UTC
XDP stats are included in TX stats, however, they are not
reported in TX queue stats since they are setup on different
queues.  Add reporting for XDP queue stats to provide
consistency between the total stats and per queue stats.

Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
---
 drivers/net/ethernet/intel/ixgbevf/ethtool.c | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)
diff mbox series

Patch

diff --git a/drivers/net/ethernet/intel/ixgbevf/ethtool.c b/drivers/net/ethernet/intel/ixgbevf/ethtool.c
index da8c0e299a37..8e7d6c6f5c92 100644
--- a/drivers/net/ethernet/intel/ixgbevf/ethtool.c
+++ b/drivers/net/ethernet/intel/ixgbevf/ethtool.c
@@ -82,6 +82,7 @@  static struct ixgbe_stats ixgbevf_gstrings_stats[] = {
 
 #define IXGBEVF_QUEUE_STATS_LEN ( \
 	(((struct ixgbevf_adapter *)netdev_priv(netdev))->num_tx_queues + \
+	 ((struct ixgbevf_adapter *)netdev_priv(netdev))->num_xdp_queues + \
 	 ((struct ixgbevf_adapter *)netdev_priv(netdev))->num_rx_queues) * \
 	 (sizeof(struct ixgbevf_stats) / sizeof(u64)))
 #define IXGBEVF_GLOBAL_STATS_LEN ARRAY_SIZE(ixgbevf_gstrings_stats)
@@ -491,6 +492,23 @@  static void ixgbevf_get_ethtool_stats(struct net_device *netdev,
 		i += 2;
 	}
 
+	/* populate XDP queue data */
+	for (j = 0; j < adapter->num_xdp_queues; j++) {
+		ring = adapter->xdp_ring[j];
+		if (!ring) {
+			data[i++] = 0;
+			data[i++] = 0;
+			continue;
+		}
+
+		do {
+			start = u64_stats_fetch_begin_irq(&ring->syncp);
+			data[i] = ring->stats.packets;
+			data[i + 1] = ring->stats.bytes;
+		} while (u64_stats_fetch_retry_irq(&ring->syncp, start));
+		i += 2;
+	}
+
 	/* populate Rx queue data */
 	for (j = 0; j < adapter->num_rx_queues; j++) {
 		ring = adapter->rx_ring[j];
@@ -534,6 +552,12 @@  static void ixgbevf_get_strings(struct net_device *netdev, u32 stringset,
 			sprintf(p, "tx_queue_%u_bytes", i);
 			p += ETH_GSTRING_LEN;
 		}
+		for (i = 0; i < adapter->num_xdp_queues; i++) {
+			sprintf(p, "xdp_queue_%u_packets", i);
+			p += ETH_GSTRING_LEN;
+			sprintf(p, "xdp_queue_%u_bytes", i);
+			p += ETH_GSTRING_LEN;
+		}
 		for (i = 0; i < adapter->num_rx_queues; i++) {
 			sprintf(p, "rx_queue_%u_packets", i);
 			p += ETH_GSTRING_LEN;