diff options
| author |   Kuo Zhao <kuozhao@google.com> | 2020-09-11 10:38:45 -0700 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2020-09-11 14:31:53 -0700 |
| commit | 433e274b8f7b0360169694b00eab05bbfa0921f5 (patch) | |
| tree | af280d8ef74a956f0b294244432a118ed2a3d356 /drivers/net/ethernet/google/gve/gve_main.c | |
| parent | gve: Get and set Rx copybreak via ethtool (diff) | |
| download | linux-dev-433e274b8f7b0360169694b00eab05bbfa0921f5.tar.xz linux-dev-433e274b8f7b0360169694b00eab05bbfa0921f5.zip | |
gve: Add stats for gve.
Sample output of "ethtool -S <interface-name>" with 1 RX queue and 1 TX
queue:
NIC statistics:
rx_packets: 1039
tx_packets: 37
rx_bytes: 822071
tx_bytes: 4100
rx_dropped: 0
tx_dropped: 0
tx_timeouts: 0
rx_skb_alloc_fail: 0
rx_buf_alloc_fail: 0
rx_desc_err_dropped_pkt: 0
interface_up_cnt: 1
interface_down_cnt: 0
reset_cnt: 0
page_alloc_fail: 0
dma_mapping_error: 0
rx_posted_desc[0]: 1365
rx_completed_desc[0]: 341
rx_bytes[0]: 215094
rx_dropped_pkt[0]: 0
rx_copybreak_pkt[0]: 3
rx_copied_pkt[0]: 3
tx_posted_desc[0]: 6
tx_completed_desc[0]: 6
tx_bytes[0]: 420
tx_wake[0]: 0
tx_stop[0]: 0
tx_event_counter[0]: 6
adminq_prod_cnt: 34
adminq_cmd_fail: 0
adminq_timeouts: 0
adminq_describe_device_cnt: 1
adminq_cfg_device_resources_cnt: 1
adminq_register_page_list_cnt: 16
adminq_unregister_page_list_cnt: 0
adminq_create_tx_queue_cnt: 8
adminq_create_rx_queue_cnt: 8
adminq_destroy_tx_queue_cnt: 0
adminq_destroy_rx_queue_cnt: 0
adminq_dcfg_device_resources_cnt: 0
adminq_set_driver_parameter_cnt: 0
Reviewed-by: Yangchun Fu <yangchun@google.com>
Signed-off-by: Kuo Zhao <kuozhao@google.com>
Signed-off-by: David Awogbemila <awogbemila@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/google/gve/gve_main.c')
| -rw-r--r-- | drivers/net/ethernet/google/gve/gve_main.c | 15 |
1 files changed, 12 insertions, 3 deletions
diff --git a/drivers/net/ethernet/google/gve/gve_main.c b/drivers/net/ethernet/google/gve/gve_main.c index e032563ceefd..4f6c1fc9c58d 100644 --- a/drivers/net/ethernet/google/gve/gve_main.c +++ b/drivers/net/ethernet/google/gve/gve_main.c @@ -514,14 +514,18 @@ static void gve_free_rings(struct gve_priv *priv) } } -int gve_alloc_page(struct device *dev, struct page **page, dma_addr_t *dma, +int gve_alloc_page(struct gve_priv *priv, struct device *dev, + struct page **page, dma_addr_t *dma, enum dma_data_direction dir) { *page = alloc_page(GFP_KERNEL); - if (!*page) + if (!*page) { + priv->page_alloc_fail++; return -ENOMEM; + } *dma = dma_map_page(dev, *page, 0, PAGE_SIZE, dir); if (dma_mapping_error(dev, *dma)) { + priv->dma_mapping_error++; put_page(*page); return -ENOMEM; } @@ -556,7 +560,7 @@ static int gve_alloc_queue_page_list(struct gve_priv *priv, u32 id, return -ENOMEM; for (i = 0; i < pages; i++) { - err = gve_alloc_page(&priv->pdev->dev, &qpl->pages[i], + err = gve_alloc_page(priv, &priv->pdev->dev, &qpl->pages[i], &qpl->page_buses[i], gve_qpl_dma_dir(priv, id)); /* caller handles clean up */ @@ -697,6 +701,7 @@ static int gve_open(struct net_device *dev) gve_turnup(priv); netif_carrier_on(dev); + priv->interface_up_cnt++; return 0; free_rings: @@ -738,6 +743,7 @@ static int gve_close(struct net_device *dev) gve_free_rings(priv); gve_free_qpls(priv); + priv->interface_down_cnt++; return 0; err: @@ -1047,6 +1053,9 @@ int gve_reset(struct gve_priv *priv, bool attempt_teardown) /* Set it all back up */ err = gve_reset_recovery(priv, was_up); gve_clear_reset_in_progress(priv); + priv->reset_cnt++; + priv->interface_up_cnt = 0; + priv->interface_down_cnt = 0; return err; } |