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-rw-r--r--drivers/net/ethernet/google/gve/gve_ethtool.c77
-rw-r--r--drivers/net/ethernet/google/gve/gve_main.c4
2 files changed, 53 insertions, 28 deletions
diff --git a/drivers/net/ethernet/google/gve/gve_ethtool.c b/drivers/net/ethernet/google/gve/gve_ethtool.c
index 311b106160b2..66ddc4413f8d 100644
--- a/drivers/net/ethernet/google/gve/gve_ethtool.c
+++ b/drivers/net/ethernet/google/gve/gve_ethtool.c
@@ -152,11 +152,13 @@ gve_get_ethtool_stats(struct net_device *netdev,
u64 tmp_rx_pkts, tmp_rx_hsplit_pkt, tmp_rx_bytes, tmp_rx_hsplit_bytes,
tmp_rx_skb_alloc_fail, tmp_rx_buf_alloc_fail,
tmp_rx_desc_err_dropped_pkt, tmp_rx_hsplit_unsplit_pkt,
- tmp_tx_pkts, tmp_tx_bytes;
+ tmp_tx_pkts, tmp_tx_bytes,
+ tmp_xdp_tx_errors, tmp_xdp_redirect_errors;
u64 rx_buf_alloc_fail, rx_desc_err_dropped_pkt, rx_hsplit_unsplit_pkt,
rx_pkts, rx_hsplit_pkt, rx_skb_alloc_fail, rx_bytes, tx_pkts, tx_bytes,
- tx_dropped;
- int stats_idx, base_stats_idx, max_stats_idx;
+ tx_dropped, xdp_tx_errors, xdp_redirect_errors;
+ int rx_base_stats_idx, max_rx_stats_idx, max_tx_stats_idx;
+ int stats_idx, stats_region_len, nic_stats_len;
struct stats *report_stats;
int *rx_qid_to_stats_idx;
int *tx_qid_to_stats_idx;
@@ -198,6 +200,7 @@ gve_get_ethtool_stats(struct net_device *netdev,
for (rx_pkts = 0, rx_bytes = 0, rx_hsplit_pkt = 0,
rx_skb_alloc_fail = 0, rx_buf_alloc_fail = 0,
rx_desc_err_dropped_pkt = 0, rx_hsplit_unsplit_pkt = 0,
+ xdp_tx_errors = 0, xdp_redirect_errors = 0,
ring = 0;
ring < priv->rx_cfg.num_queues; ring++) {
if (priv->rx) {
@@ -215,6 +218,9 @@ gve_get_ethtool_stats(struct net_device *netdev,
rx->rx_desc_err_dropped_pkt;
tmp_rx_hsplit_unsplit_pkt =
rx->rx_hsplit_unsplit_pkt;
+ tmp_xdp_tx_errors = rx->xdp_tx_errors;
+ tmp_xdp_redirect_errors =
+ rx->xdp_redirect_errors;
} while (u64_stats_fetch_retry(&priv->rx[ring].statss,
start));
rx_pkts += tmp_rx_pkts;
@@ -224,6 +230,8 @@ gve_get_ethtool_stats(struct net_device *netdev,
rx_buf_alloc_fail += tmp_rx_buf_alloc_fail;
rx_desc_err_dropped_pkt += tmp_rx_desc_err_dropped_pkt;
rx_hsplit_unsplit_pkt += tmp_rx_hsplit_unsplit_pkt;
+ xdp_tx_errors += tmp_xdp_tx_errors;
+ xdp_redirect_errors += tmp_xdp_redirect_errors;
}
}
for (tx_pkts = 0, tx_bytes = 0, tx_dropped = 0, ring = 0;
@@ -249,8 +257,8 @@ gve_get_ethtool_stats(struct net_device *netdev,
data[i++] = rx_bytes;
data[i++] = tx_bytes;
/* total rx dropped packets */
- data[i++] = rx_skb_alloc_fail + rx_buf_alloc_fail +
- rx_desc_err_dropped_pkt;
+ data[i++] = rx_skb_alloc_fail + rx_desc_err_dropped_pkt +
+ xdp_tx_errors + xdp_redirect_errors;
data[i++] = tx_dropped;
data[i++] = priv->tx_timeo_cnt;
data[i++] = rx_skb_alloc_fail;
@@ -265,20 +273,38 @@ gve_get_ethtool_stats(struct net_device *netdev,
data[i++] = priv->stats_report_trigger_cnt;
i = GVE_MAIN_STATS_LEN;
- /* For rx cross-reporting stats, start from nic rx stats in report */
- base_stats_idx = GVE_TX_STATS_REPORT_NUM * num_tx_queues +
- GVE_RX_STATS_REPORT_NUM * priv->rx_cfg.num_queues;
- /* The boundary between driver stats and NIC stats shifts if there are
- * stopped queues.
- */
- base_stats_idx += NIC_RX_STATS_REPORT_NUM * num_stopped_rxqs +
- NIC_TX_STATS_REPORT_NUM * num_stopped_txqs;
- max_stats_idx = NIC_RX_STATS_REPORT_NUM *
- (priv->rx_cfg.num_queues - num_stopped_rxqs) +
- base_stats_idx;
+ rx_base_stats_idx = 0;
+ max_rx_stats_idx = 0;
+ max_tx_stats_idx = 0;
+ stats_region_len = priv->stats_report_len -
+ sizeof(struct gve_stats_report);
+ nic_stats_len = (NIC_RX_STATS_REPORT_NUM * priv->rx_cfg.num_queues +
+ NIC_TX_STATS_REPORT_NUM * num_tx_queues) * sizeof(struct stats);
+ if (unlikely((stats_region_len -
+ nic_stats_len) % sizeof(struct stats))) {
+ net_err_ratelimited("Starting index of NIC stats should be multiple of stats size");
+ } else {
+ /* For rx cross-reporting stats,
+ * start from nic rx stats in report
+ */
+ rx_base_stats_idx = (stats_region_len - nic_stats_len) /
+ sizeof(struct stats);
+ /* The boundary between driver stats and NIC stats
+ * shifts if there are stopped queues
+ */
+ rx_base_stats_idx += NIC_RX_STATS_REPORT_NUM *
+ num_stopped_rxqs + NIC_TX_STATS_REPORT_NUM *
+ num_stopped_txqs;
+ max_rx_stats_idx = NIC_RX_STATS_REPORT_NUM *
+ (priv->rx_cfg.num_queues - num_stopped_rxqs) +
+ rx_base_stats_idx;
+ max_tx_stats_idx = NIC_TX_STATS_REPORT_NUM *
+ (num_tx_queues - num_stopped_txqs) +
+ max_rx_stats_idx;
+ }
/* Preprocess the stats report for rx, map queue id to start index */
skip_nic_stats = false;
- for (stats_idx = base_stats_idx; stats_idx < max_stats_idx;
+ for (stats_idx = rx_base_stats_idx; stats_idx < max_rx_stats_idx;
stats_idx += NIC_RX_STATS_REPORT_NUM) {
u32 stat_name = be32_to_cpu(report_stats[stats_idx].stat_name);
u32 queue_id = be32_to_cpu(report_stats[stats_idx].queue_id);
@@ -311,6 +337,9 @@ gve_get_ethtool_stats(struct net_device *netdev,
tmp_rx_buf_alloc_fail = rx->rx_buf_alloc_fail;
tmp_rx_desc_err_dropped_pkt =
rx->rx_desc_err_dropped_pkt;
+ tmp_xdp_tx_errors = rx->xdp_tx_errors;
+ tmp_xdp_redirect_errors =
+ rx->xdp_redirect_errors;
} while (u64_stats_fetch_retry(&priv->rx[ring].statss,
start));
data[i++] = tmp_rx_bytes;
@@ -321,8 +350,9 @@ gve_get_ethtool_stats(struct net_device *netdev,
data[i++] = rx->rx_frag_alloc_cnt;
/* rx dropped packets */
data[i++] = tmp_rx_skb_alloc_fail +
- tmp_rx_buf_alloc_fail +
- tmp_rx_desc_err_dropped_pkt;
+ tmp_rx_desc_err_dropped_pkt +
+ tmp_xdp_tx_errors +
+ tmp_xdp_redirect_errors;
data[i++] = rx->rx_copybreak_pkt;
data[i++] = rx->rx_copied_pkt;
/* stats from NIC */
@@ -354,14 +384,9 @@ gve_get_ethtool_stats(struct net_device *netdev,
i += priv->rx_cfg.num_queues * NUM_GVE_RX_CNTS;
}
- /* For tx cross-reporting stats, start from nic tx stats in report */
- base_stats_idx = max_stats_idx;
- max_stats_idx = NIC_TX_STATS_REPORT_NUM *
- (num_tx_queues - num_stopped_txqs) +
- max_stats_idx;
- /* Preprocess the stats report for tx, map queue id to start index */
skip_nic_stats = false;
- for (stats_idx = base_stats_idx; stats_idx < max_stats_idx;
+ /* NIC TX stats start right after NIC RX stats */
+ for (stats_idx = max_rx_stats_idx; stats_idx < max_tx_stats_idx;
stats_idx += NIC_TX_STATS_REPORT_NUM) {
u32 stat_name = be32_to_cpu(report_stats[stats_idx].stat_name);
u32 queue_id = be32_to_cpu(report_stats[stats_idx].queue_id);
diff --git a/drivers/net/ethernet/google/gve/gve_main.c b/drivers/net/ethernet/google/gve/gve_main.c
index 52c5e4942cd4..dbc84de39b70 100644
--- a/drivers/net/ethernet/google/gve/gve_main.c
+++ b/drivers/net/ethernet/google/gve/gve_main.c
@@ -283,9 +283,9 @@ static int gve_alloc_stats_report(struct gve_priv *priv)
int tx_stats_num, rx_stats_num;
tx_stats_num = (GVE_TX_STATS_REPORT_NUM + NIC_TX_STATS_REPORT_NUM) *
- gve_num_tx_queues(priv);
+ priv->tx_cfg.max_queues;
rx_stats_num = (GVE_RX_STATS_REPORT_NUM + NIC_RX_STATS_REPORT_NUM) *
- priv->rx_cfg.num_queues;
+ priv->rx_cfg.max_queues;
priv->stats_report_len = struct_size(priv->stats_report, stats,
size_add(tx_stats_num, rx_stats_num));
priv->stats_report =
generated by cgit v1.2.3 (git 2.46.0) at 2026-02-23 11:47:01 +0000